synfig-studio/src/gtkmm/canvasview.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file canvasview.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id$
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
   9 **      Copyright (c) 2007, 2008 Chris Moore
  10 **      Copyright (c) 2009 Carlos López
  11 **      Copyright (c) 2009 Nikita Kitaev
  12 **
  13 **      This package is free software; you can redistribute it and/or
  14 **      modify it under the terms of the GNU General Public License as
  15 **      published by the Free Software Foundation; either version 2 of
  16 **      the License, or (at your option) any later version.
  17 **
  18 **      This package is distributed in the hope that it will be useful,
  19 **      but WITHOUT ANY WARRANTY; without even the implied warranty of
  20 **      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  21 **      General Public License for more details.
  22 **      \endlegal
  23 */
  24 /* ========================================================================= */
  25
  26 /* === H E A D E R S ======================================================= */
  27
  28 #ifdef USING_PCH
  29 #       include "pch.h"
  30 #else
  31 #ifdef HAVE_CONFIG_H
  32 #       include <config.h>
  33 #endif
  34
  35 #include <sigc++/adaptors/hide.h>
  36
  37 #include <ETL/clock>
  38 #include <sstream>
  39 #include <math.h>
  40
  41 #include <gtkmm/paned.h>
  42 #include <gtkmm/scale.h>
  43 #include <gtkmm/dialog.h>
  44 #include <gtkmm/messagedialog.h>
  45 #include <gtkmm/treemodelsort.h>
  46 #include <gtkmm/buttonbox.h>
  47 #include <gtkmm/separator.h>
  48
  49 #include <gtk/gtktreestore.h>
  50 #include <gtk/gtkversion.h>
  51
  52 #include <synfig/valuenode_reference.h>
  53 #include <synfig/valuenode_subtract.h>
  54 #include <synfig/valuenode_linear.h>
  55 #include <synfig/valuenode_timedswap.h>
  56 #include <synfig/valuenode_scale.h>
  57 #include <synfig/valuenode_range.h>
  58 #include <synfig/valuenode_dynamiclist.h>
  59 #include <synfig/valuenode_twotone.h>
  60 #include <synfig/valuenode_stripes.h>
  61 #include <synfig/valuenode_blinecalctangent.h>
  62 #include <synfig/valuenode_blinecalcvertex.h>
  63 #include <synfig/valuenode_blinecalcwidth.h>
  64 #include <synfig/valuenode_bline.h>
  65 #include <synfig/layer.h>
  66
  67 #include <synfigapp/uimanager.h>
  68 #include <synfigapp/canvasinterface.h>
  69 #include <synfigapp/selectionmanager.h>
  70 //#include <synfigapp/action_setwaypoint.h>
  71 //#include <synfigapp/action_deletewaypoint.h>
  72
  73 #include <sigc++/retype_return.h>
  74 #include <sigc++/retype.h>
  75 //#include <sigc++/hide.h>
  76
  77 #include "canvasview.h"
  78 #include "instance.h"
  79 #include "app.h"
  80 #include "cellrenderer_value.h"
  81 #include "cellrenderer_timetrack.h"
  82 #include "workarea.h"
  83 #include "dialog_color.h"
  84 #include "eventkey.h"
  85
  86 #include "state_null.h"
  87 #include "state_polygon.h"
  88 #include "state_bline.h"
  89 #include "state_normal.h"
  90 #include "state_eyedrop.h"
  91 #include "state_draw.h"
  92
  93 #include "ducktransform_scale.h"
  94 #include "ducktransform_translate.h"
  95 #include "ducktransform_rotate.h"
  96
  97 #include "event_mouse.h"
  98 #include "event_layerclick.h"
  99
 100 #include "toolbox.h"
 101
 102 #include "dialog_preview.h"
 103 #include "dialog_soundselect.h"
 104
 105 #include "preview.h"
 106 #include "audiocontainer.h"
 107 #include "widget_timeslider.h"
 108 #include "keyframedial.h"
 109
 110 #include <synfigapp/main.h>
 111 #include <synfigapp/inputdevice.h>
 112
 113 #include "general.h"
 114
 115 #endif
 116
 117 /* === U S I N G =========================================================== */
 118
 119 using namespace std;
 120 using namespace etl;
 121 using namespace synfig;
 122 using namespace studio;
 123 using namespace sigc;
 124
 125 /* === M A C R O S ========================================================= */
 126
 127 #define GRAB_HINT_DATA(y)       { \
 128                 String x; \
 129                 if(synfigapp::Main::settings().get_value(String("pref.")+y+"_hints",x)) \
 130                 { \
 131                         set_type_hint((Gdk::WindowTypeHint)atoi(x.c_str()));    \
 132                 } \
 133         }
 134
 135 #define DEFAULT_TIME_WINDOW_SIZE                (10.0)
 136
 137 #ifndef SMALL_BUTTON
 138 #define SMALL_BUTTON(button,stockid,tooltip)    \
 139         button = manage(new class Gtk::Button());       \
 140         icon=manage(new Gtk::Image(Gtk::StockID(stockid),iconsize));    \
 141         button->add(*icon);     \
 142         tooltips.set_tip(*button,tooltip);      \
 143         icon->set_padding(0,0);\
 144         icon->show();   \
 145         button->set_relief(Gtk::RELIEF_NONE); \
 146         button->show()
 147 #endif
 148
 149 #ifndef NORMAL_BUTTON
 150 #define NORMAL_BUTTON(button,stockid,tooltip)   \
 151         button = manage(new class Gtk::Button());       \
 152         icon=manage(new Gtk::Image(Gtk::StockID(stockid),Gtk::ICON_SIZE_BUTTON));       \
 153         button->add(*icon);     \
 154         tooltips.set_tip(*button,tooltip);      \
 155         icon->set_padding(0,0);\
 156         icon->show();   \
 157         /*button->set_relief(Gtk::RELIEF_NONE);*/ \
 158         button->show()
 159 #endif
 160
 161 #define NEW_SMALL_BUTTON(x,y,z) Gtk::Button *SMALL_BUTTON(x,y,z)
 162
 163 #define NOT_IMPLEMENTED_SLOT sigc::mem_fun(*reinterpret_cast<studio::CanvasViewUIInterface*>(get_ui_interface().get()),&studio::CanvasViewUIInterface::not_implemented)
 164
 165 #define SLOT_EVENT(x)   sigc::hide_return(sigc::bind(sigc::mem_fun(*this,&studio::CanvasView::process_event_key),x))
 166
 167 /* === C L A S S E S ======================================================= */
 168
 169 class studio::UniversalScrubber
 170 {
 171         CanvasView *canvas_view;
 172
 173         bool            scrubbing;
 174         etl::clock      scrub_timer;
 175
 176         sigc::connection end_scrub_connection;
 177 public:
 178         UniversalScrubber(CanvasView *canvas_view):
 179                 canvas_view(canvas_view),
 180                 scrubbing(false)
 181         {
 182                 canvas_view->canvas_interface()->signal_time_changed().connect(
 183                         sigc::mem_fun(*this,&studio::UniversalScrubber::on_time_changed)
 184                 );
 185         }
 186
 187         ~UniversalScrubber()
 188         {
 189                 end_scrub_connection.disconnect();
 190         }
 191
 192         void on_time_changed()
 193         {
 194                 // Make sure we are changing the time quickly
 195                 // before we enable scrubbing
 196                 if(!scrubbing && scrub_timer()>1)
 197                 {
 198                         scrub_timer.reset();
 199                         return;
 200                 }
 201
 202                 // If we aren't scrubbing already, enable it
 203                 if(!scrubbing)
 204                 {
 205                         scrubbing=true;
 206                         audio_container()->start_scrubbing(canvas_view->get_time());
 207                 }
 208
 209                 // Reset the scrubber ender
 210                 end_scrub_connection.disconnect();
 211                 end_scrub_connection=Glib::signal_timeout().connect(
 212                         sigc::bind_return(
 213                                 sigc::mem_fun(*this,&UniversalScrubber::end_of_scrubbing),
 214                                 false
 215                         ),
 216                         1000
 217                 );
 218
 219                 // Scrub!
 220                 audio_container()->scrub(canvas_view->get_time());
 221
 222                 scrub_timer.reset();
 223         }
 224
 225         void end_of_scrubbing()
 226         {
 227                 scrubbing=false;
 228                 audio_container()->stop_scrubbing();
 229                 scrub_timer.reset();
 230         }
 231
 232         handle<AudioContainer> audio_container()
 233         {
 234                 assert(canvas_view->audio);
 235                 return canvas_view->audio;
 236         }
 237 };
 238
 239 class studio::CanvasViewUIInterface : public synfigapp::UIInterface
 240 {
 241         CanvasView *view;
 242
 243 public:
 244
 245         CanvasViewUIInterface(CanvasView *view):
 246                 view(view)
 247         {
 248                 view->statusbar->push(_("Idle"));
 249         }
 250
 251         ~CanvasViewUIInterface()
 252         {
 253                 //view->statusbar->pop();
 254                 //view->progressbar->set_fraction(0);
 255         }
 256
 257         virtual Response confirmation(const std::string &title,
 258                         const std::string &primaryText,
 259                         const std::string &secondaryText,
 260                         const std::string &confirmPhrase,
 261                         const std::string &cancelPhrase,
 262                         Response defaultResponse=RESPONSE_OK)
 263         {
 264                 view->present();
 265                 //while(studio::App::events_pending())studio::App::iteration(false);
 266                 Gtk::MessageDialog dialog(
 267                         *view,                  // Parent
 268                         primaryText,            // Message
 269                         false,                  // Markup
 270                         Gtk::MESSAGE_WARNING,   // Type
 271                         Gtk::BUTTONS_NONE,      // Buttons
 272                         true                    // Modal
 273                 );
 274
 275                 if (! title.empty())
 276                         dialog.set_title(title);
 277                 if (! secondaryText.empty())
 278                         dialog.set_secondary_text(secondaryText);
 279
 280                 dialog.add_button(cancelPhrase, RESPONSE_CANCEL);
 281                 dialog.add_button(confirmPhrase, RESPONSE_OK);
 282                 dialog.set_default_response(defaultResponse);
 283
 284                 dialog.show_all();
 285                 return (Response) dialog.run();
 286         }
 287
 288         virtual Response yes_no(const std::string &title, const std::string &message,Response dflt=RESPONSE_YES)
 289         {
 290                 view->present();
 291                 //while(studio::App::events_pending())studio::App::iteration(false);
 292                 Gtk::Dialog dialog(
 293                         title,          // Title
 294                         *view,          // Parent
 295                         true,           // Modal
 296                         true            // use_separator
 297                 );
 298                 Gtk::Label label(message);
 299                 label.show();
 300
 301                 dialog.get_vbox()->pack_start(label);
 302                 dialog.add_button(Gtk::StockID("gtk-yes"),RESPONSE_YES);
 303                 dialog.add_button(Gtk::StockID("gtk-no"),RESPONSE_NO);
 304
 305                 dialog.set_default_response(dflt);
 306                 dialog.show();
 307                 return (Response)dialog.run();
 308         }
 309         virtual Response yes_no_cancel(const std::string &title, const std::string &message,Response dflt=RESPONSE_YES)
 310         {
 311                 view->present();
 312                 //while(studio::App::events_pending())studio::App::iteration(false);
 313                 Gtk::Dialog dialog(
 314                         title,          // Title
 315                         *view,          // Parent
 316                         true,           // Modal
 317                         true            // use_separator
 318                 );
 319                 Gtk::Label label(message);
 320                 label.show();
 321
 322                 dialog.get_vbox()->pack_start(label);
 323                 dialog.add_button(Gtk::StockID("gtk-yes"),RESPONSE_YES);
 324                 dialog.add_button(Gtk::StockID("gtk-no"),RESPONSE_NO);
 325                 dialog.add_button(Gtk::StockID("gtk-cancel"),RESPONSE_CANCEL);
 326
 327                 dialog.set_default_response(dflt);
 328                 dialog.show();
 329                 return (Response)dialog.run();
 330         }
 331         virtual Response ok_cancel(const std::string &title, const std::string &message,Response dflt=RESPONSE_OK)
 332         {
 333                 view->present();
 334                 //while(studio::App::events_pending())studio::App::iteration(false);
 335                 Gtk::Dialog dialog(
 336                         title,          // Title
 337                         *view,          // Parent
 338                         true,           // Modal
 339                         true            // use_separator
 340                 );
 341                 Gtk::Label label(message);
 342                 label.show();
 343
 344                 dialog.get_vbox()->pack_start(label);
 345                 dialog.add_button(Gtk::StockID("gtk-ok"),RESPONSE_OK);
 346                 dialog.add_button(Gtk::StockID("gtk-cancel"),RESPONSE_CANCEL);
 347
 348                 dialog.set_default_response(dflt);
 349                 dialog.show();
 350                 return (Response)dialog.run();
 351         }
 352
 353         virtual bool
 354         task(const std::string &task)
 355         {
 356                 if(!view->is_playing_)
 357                 {
 358                         view->statusbar->pop();
 359                         view->statusbar->push(task);
 360                 }
 361                 //while(studio::App::events_pending())studio::App::iteration(false);
 362                 if(view->cancel){return false;}
 363                 return true;
 364         }
 365
 366         virtual bool
 367         error(const std::string &err)
 368         {
 369                 view->statusbar->push(_("ERROR"));
 370
 371                 // If we are in the process of canceling,
 372                 // then just go ahead and return false --
 373                 // don't bother displaying a dialog
 374                 if(view->cancel)return false;
 375                 Gtk::MessageDialog dialog(*view, err, false, Gtk::MESSAGE_ERROR, Gtk::BUTTONS_CLOSE, true);
 376                 dialog.show();
 377                 dialog.run();
 378                 view->statusbar->pop();
 379                 return true;
 380         }
 381
 382         virtual bool
 383         warning(const std::string &err)
 384         {
 385                 view->statusbar->pop();
 386                 view->statusbar->push(err);
 387
 388                 //while(studio::App::events_pending())studio::App::iteration(false);
 389                 if(view->cancel)return false;
 390                 return true;
 391         }
 392
 393         virtual bool
 394         amount_complete(int current, int total)
 395         {
 396                 if(!view->is_playing_)
 397                 {
 398                         if(!view->working_depth)
 399                         {
 400                                 if(current)
 401                                         view->stopbutton->set_sensitive(true);
 402                                 else
 403                                         view->stopbutton->set_sensitive(false);
 404                         }
 405                         float x((float)current/(float)total);
 406                         if(x<0)x=0;
 407                         else if(x>1)x=1;
 408                         view->progressbar->set_fraction(x);
 409                 }
 410                 //while(studio::App::events_pending())studio::App::iteration(false);
 411                 if(view->cancel){/*view->cancel=false;*/return false;}
 412                 return true;
 413         }
 414
 415         void
 416         not_implemented()
 417         {
 418                 error(_("Feature not yet implemented"));
 419         }
 420 };
 421
 422 class studio::CanvasViewSelectionManager : public synfigapp::SelectionManager
 423 {
 424         CanvasView *view;
 425         CanvasView::LayerTreeModel layer_tree_model;
 426         CanvasView::ChildrenTreeModel children_tree_model;
 427
 428 public:
 429         CanvasViewSelectionManager(CanvasView *view): view(view) { }
 430
 431 private:
 432         void _set_selected_layer(const synfig::Layer::Handle &layer)
 433         {
 434                 view->layer_tree->select_layer(layer);
 435 /*
 436                 // Don't change the selection while we are busy
 437                 // I cannot remember exactly why I put this here...
 438                 // It musta been for some reason, but I cannot recall.
 439                 //if(App::Busy::count)
 440                 //      return;
 441
 442                 if(view->layer_tree->get_selection()->get_selected())
 443                 {
 444                         const Gtk::TreeRow row = *(view->layer_tree->get_selection()->get_selected());
 445
 446                         // Don't do anything if that layer is already selected
 447                         if(layer == static_cast<synfig::Layer::Handle>(row[layer_tree_model.layer]))
 448                                 return;
 449                 }
 450                 Gtk::TreeModel::Children::iterator iter;
 451                 if(view->layer_tree_store()->find_layer_row(layer,iter))
 452                 {
 453                         Gtk::TreePath path(iter);
 454                         for(int i=path.get_depth();i;i--)
 455                         {
 456                                 int j;
 457                                 path=Gtk::TreePath(iter);
 458                                 for(j=i;j;j--)
 459                                         path.up();
 460                                 view->layer_tree->get_tree_view().expand_row(path,false);
 461                         }
 462                         view->layer_tree->get_tree_view().scroll_to_row(Gtk::TreePath(iter));
 463                         view->layer_tree->get_selection()->select(iter);
 464                 }
 465 */
 466         }
 467 public:
 468
 469         //! Returns the number of layers selected.
 470         virtual int get_selected_layer_count()const
 471         {
 472                 return get_selected_layers().size();
 473         }
 474
 475         //! Returns a list of the currently selected layers.
 476         virtual LayerList get_selected_layers()const
 477         {
 478 //              assert(view->layer_tree);
 479
 480                 if(!view->layer_tree) { synfig::error("%s:%d canvas_view.layer_tree not defined!?", __FILE__, __LINE__); return LayerList(); }
 481                 return view->layer_tree->get_selected_layers();
 482         }
 483
 484         //! Returns the first layer selected or an empty handle if none are selected.
 485         virtual synfig::Layer::Handle get_selected_layer()const
 486         {
 487 //              assert(view->layer_tree);
 488
 489                 if(!view->layer_tree) { synfig::error("%s:%d canvas_view.layer_tree not defined!?", __FILE__, __LINE__); return 0; }
 490                 return view->layer_tree->get_selected_layer();
 491         }
 492
 493         //! Sets which layers should be selected
 494         virtual void set_selected_layers(const LayerList &layer_list)
 495         {
 496 //              assert(view->layer_tree);
 497
 498                 if(!view->layer_tree) { synfig::error("%s:%d canvas_view.layer_tree not defined!?", __FILE__, __LINE__); return; }
 499                 view->layer_tree->select_layers(layer_list);
 500                 //view->get_smach().process_event(EVENT_REFRESH_DUCKS);
 501
 502                 //view->queue_rebuild_ducks();
 503         }
 504
 505         //! Sets which layer should be selected.
 506         virtual void set_selected_layer(const synfig::Layer::Handle &layer)
 507         {
 508 //              assert(view->layer_tree);
 509
 510                 if(!view->layer_tree) { synfig::error("canvas_view.layer_tree not defined!?"); return; }
 511                 view->layer_tree->select_layer(layer);
 512                 //view->queue_rebuild_ducks();
 513         }
 514
 515         //! Clears the layer selection list
 516         virtual void clear_selected_layers()
 517         {
 518                 if(!view->layer_tree) return;
 519                 view->layer_tree->clear_selected_layers();
 520         }
 521
 522         //! Returns the number of value_nodes selected.
 523         virtual int get_selected_children_count()const
 524         {
 525                 return get_selected_children().size();
 526         }
 527
 528         static inline void __child_grabber(const Gtk::TreeModel::iterator& iter, ChildrenList* ret)
 529         {
 530                 const CanvasView::ChildrenTreeModel children_tree_model;
 531                 synfigapp::ValueDesc value_desc((*iter)[children_tree_model.value_desc]);
 532                 if(value_desc)
 533                         ret->push_back(value_desc);
 534         }
 535
 536         //! Returns a list of the currently selected value_nodes.
 537         virtual ChildrenList get_selected_children()const
 538         {
 539                 if(!view->children_tree) return ChildrenList();
 540
 541                 Glib::RefPtr<Gtk::TreeSelection> selection=view->children_tree->get_selection();
 542
 543                 if(!selection)
 544                         return ChildrenList();
 545
 546                 ChildrenList ret;
 547
 548                 selection->selected_foreach_iter(
 549                         sigc::bind(
 550                                 sigc::ptr_fun(
 551                                         &studio::CanvasViewSelectionManager::__child_grabber
 552                                 ),
 553                                 &ret
 554                         )
 555                 );
 556
 557                 /*
 558                 Gtk::TreeModel::Children::iterator iter(view->children_tree_store()->children().begin());
 559                 iter++;
 560                 Gtk::TreeModel::Children children = iter->children();
 561                 for(iter = children.begin(); iter != children.end(); ++iter)
 562                 {
 563                         Gtk::TreeModel::Row row = *iter;
 564                         if(selection->is_selected(row))
 565                                 ret.push_back((synfigapp::ValueDesc)row[children_tree_model.value_desc]);
 566                 }
 567                 */
 568                 return ret;
 569         }
 570
 571         //! Returns the first value_node selected or an empty handle if none are selected.
 572         virtual ChildrenList::value_type get_selected_child()const
 573         {
 574                 if(!view->children_tree) return ChildrenList::value_type();
 575
 576                 ChildrenList children(get_selected_children());
 577
 578                 if(children.empty())
 579                         return ChildrenList::value_type();
 580
 581                 return children.front();
 582         }
 583
 584         //! Sets which value_nodes should be selected
 585         virtual void set_selected_children(const ChildrenList &/*children_list*/)
 586         {
 587                 return;
 588         }
 589
 590         //! Sets which value_node should be selected. Empty handle if none.
 591         virtual void set_selected_child(const ChildrenList::value_type &/*child*/)
 592         {
 593                 return;
 594         }
 595
 596         //! Clears the value_node selection list
 597         virtual void clear_selected_children()
 598         {
 599                 return;
 600         }
 601
 602         int get_selected_layer_parameter_count()const
 603         {
 604                 return get_selected_layer_parameters().size();
 605         }
 606
 607         LayerParamList get_selected_layer_parameters()const
 608         {
 609                 if(!view->layer_tree) return LayerParamList();
 610
 611                 Glib::RefPtr<Gtk::TreeSelection> selection=view->layer_tree->get_selection();
 612
 613                 if(!selection)
 614                         return LayerParamList();
 615
 616                 LayerParamList ret;
 617
 618                 Gtk::TreeModel::Children children = const_cast<CanvasView*>(view)->layer_tree_store()->children();
 619                 Gtk::TreeModel::Children::iterator iter;
 620                 for(iter = children.begin(); iter != children.end(); ++iter)
 621                 {
 622                         Gtk::TreeModel::Row row = *iter;
 623                         Gtk::TreeModel::Children::iterator iter;
 624                         for(iter=row.children().begin();iter!=row.children().end();iter++)
 625                         {
 626                                 Gtk::TreeModel::Row row = *iter;
 627                                 if(selection->is_selected(row))
 628                                         ret.push_back(LayerParam(row[layer_tree_model.layer],(Glib::ustring)row[layer_tree_model.id]));
 629                         }
 630                 }
 631                 return ret;
 632         }
 633
 634         LayerParam get_selected_layer_parameter() const
 635         {
 636                 if(!view->layer_tree) return LayerParam();
 637                 return get_selected_layer_parameters().front();
 638         }
 639
 640         void set_selected_layer_parameters(const LayerParamList &/*layer_param_list*/)
 641         {
 642                 return;
 643         }
 644
 645         void set_selected_layer_param(const LayerParam &/*layer_param*/)
 646         {
 647                 return;
 648         }
 649
 650         void clear_selected_layer_parameters()
 651         {
 652                 return;
 653         }
 654
 655 }; // END of class SelectionManager
 656
 657 CanvasView::IsWorking::IsWorking(CanvasView &canvas_view_):
 658         canvas_view_(canvas_view_)
 659 {
 660         if(!canvas_view_.working_depth)
 661                 canvas_view_.stopbutton->set_sensitive(true);
 662         canvas_view_.working_depth++;
 663         canvas_view_.cancel=false;
 664 }
 665
 666 CanvasView::IsWorking::~IsWorking()
 667 {
 668         canvas_view_.working_depth--;
 669         if(!canvas_view_.working_depth)
 670                 canvas_view_.stopbutton->set_sensitive(false);
 671 }
 672
 673 CanvasView::IsWorking::operator bool()const
 674 {
 675         if(canvas_view_.cancel)
 676                 return false;
 677         return true;
 678 }
 679
 680 /* === M E T H O D S ======================================================= */
 681
 682 CanvasView::CanvasView(etl::loose_handle<Instance> instance,etl::handle<synfigapp::CanvasInterface> canvas_interface_):
 683         smach_                                  (this),
 684         instance_                               (instance),
 685         canvas_interface_               (canvas_interface_),
 686         //layer_tree_store_             (LayerTreeStore::create(canvas_interface_)),
 687         //children_tree_store_  (ChildrenTreeStore::create(canvas_interface_)),
 688         //keyframe_tree_store_  (KeyframeTreeStore::create(canvas_interface_)),
 689         time_adjustment_                (0,0,25,0,0,0),
 690         time_window_adjustment_ (0,0,25,0,0,0),
 691         statusbar                               (manage(new class Gtk::Statusbar())),
 692         quality_adjustment_             (8,1,10,1,1,0),
 693         future_onion_adjustment_ (0,0,2,1,1,0),
 694         past_onion_adjustment_  (0,0,2,1,1,0),
 695
 696         timeslider                              (new Widget_Timeslider),
 697         widget_kf_list                  (new Widget_Keyframe_List),
 698
 699         ui_interface_                   (new CanvasViewUIInterface(this)),
 700         selection_manager_              (new CanvasViewSelectionManager(this)),
 701         is_playing_                             (false),
 702
 703         working_depth                   (0),
 704         cancel                                  (false),
 705
 706         canvas_properties               (*this,canvas_interface_),
 707         canvas_options                  (this),
 708         render_settings                 (*this,canvas_interface_),
 709         waypoint_dialog                 (*this,canvas_interface_->get_canvas()),
 710         keyframe_dialog                 (*this,canvas_interface_),
 711         preview_dialog                  (new Dialog_Preview),
 712         sound_dialog                    (new Dialog_SoundSelect(*this,canvas_interface_))
 713 {
 714         layer_tree=0;
 715         children_tree=0;
 716         duck_refresh_flag=true;
 717         toggling_ducks_=false;
 718         changing_resolution_=false;
 719         updating_quality_=false;
 720         toggling_show_grid=false;
 721         toggling_snap_grid=false;
 722         toggling_onion_skin=false;
 723
 724         smach_.set_default_state(&state_null);
 725
 726         disp_audio = new Widget_Sound();
 727
 728         //synfig::info("Canvasview: Entered constructor");
 729         // Minor hack
 730         get_canvas()->set_time(0);
 731         //layer_tree_store_->rebuild();
 732
 733         // Set up the UI and Selection managers
 734         canvas_interface()->set_ui_interface(get_ui_interface());
 735         canvas_interface()->set_selection_manager(get_selection_manager());
 736         rebuild_ducks_queued=false;
 737
 738         //notebook=manage(new class Gtk::Notebook());
 739         //Gtk::VPaned *vpaned = manage(new class Gtk::VPaned());
 740         //vpaned->pack1(*create_work_area(), Gtk::EXPAND|Gtk::SHRINK);
 741         //vpaned->pack2(*notebook, Gtk::SHRINK);
 742         //vpaned->show_all();
 743
 744         //notebook->show();
 745
 746         //notebook->append_page(*create_layer_tree(),_("Layers"));
 747         //notebook->append_page(*create_children_tree(),_("Children"));
 748         //notebook->append_page(*create_keyframe_tree(),_("Keyframes"));
 749
 750         //synfig::info("Canvasview: Before big chunk of allocation and tabling stuff");
 751         //create all allocated stuff for this canvas
 752         audio = new AudioContainer();
 753
 754         Gtk::Table *layout_table= manage(new class Gtk::Table(1, 4, false));
 755         //layout_table->attach(*vpaned, 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 756         layout_table->attach(*create_work_area(), 0, 1, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
 757         layout_table->attach(*create_display_bar(), 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
 758         init_menus();
 759         //layout_table->attach(*App::ui_manager()->get_widget("/menu-main"), 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
 760
 761         layout_table->attach(*create_time_bar(), 0, 1, 3, 4, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
 762         layout_table->attach(*create_status_bar(), 0, 1, 4, 5, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
 763
 764         update_title();
 765
 766         layout_table->show();
 767         add(*layout_table);
 768
 769         //set_transient_for(*App::toolbox);
 770
 771         //synfig::info("Canvasview: Before Signals");
 772         /*
 773  --     ** -- Signals -------------------------------------------------------------
 774         */
 775
 776         canvas_interface()->signal_dirty_preview().connect(sigc::mem_fun(*this,&studio::CanvasView::on_dirty_preview));
 777         canvas_interface()->signal_mode_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::on_mode_changed));
 778
 779         canvas_interface()->signal_time_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::on_time_changed));
 780
 781         //canvas_interface()->signal_time_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::refresh_tables));
 782         canvas_interface()->signal_id_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::on_id_changed));
 783         canvas_interface()->signal_rend_desc_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::refresh_rend_desc));
 784         waypoint_dialog.signal_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::on_waypoint_changed));
 785         waypoint_dialog.signal_delete().connect(sigc::mem_fun(*this,&studio::CanvasView::on_waypoint_delete));
 786
 787         //MODIFIED TIME ADJUSTMENT STUFF....
 788         time_window_adjustment().set_child_adjustment(&time_adjustment());
 789         time_window_adjustment().signal_value_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::refresh_time_window));
 790         time_adjustment().signal_value_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::time_was_changed));
 791
 792         work_area->signal_layer_selected().connect(sigc::mem_fun(*this,&studio::CanvasView::workarea_layer_selected));
 793         work_area->signal_input_device_changed().connect(sigc::mem_fun(*this,&studio::CanvasView::on_input_device_changed));
 794
 795         canvas_interface()->signal_canvas_added().connect(
 796                 sigc::hide(
 797                         sigc::mem_fun(*instance,&studio::Instance::refresh_canvas_tree)
 798                 )
 799         );
 800         canvas_interface()->signal_canvas_removed().connect(
 801                 sigc::hide(
 802                         sigc::mem_fun(*instance,&studio::Instance::refresh_canvas_tree)
 803                 )
 804         );
 805
 806         canvas_interface()->signal_layer_param_changed().connect(
 807                 sigc::hide(
 808                         sigc::hide(
 809                                 SLOT_EVENT(EVENT_REFRESH_DUCKS)
 810                         )
 811                 )
 812         );
 813
 814         //MUCH TIME STUFF TAKES PLACE IN HERE
 815         refresh_rend_desc();
 816         refresh_time_window();
 817
 818         /*! \todo We shouldn't need to do this at construction --
 819         **      This should be performed at the first time the window
 820         **      becomes visible.
 821         */
 822         work_area->queue_render_preview();
 823
 824         // If the canvas is really big, zoom out so that we can fit it all in the window
 825         /*! \todo In other words, this is a zoom-to-fit, and should be
 826         ** in its own function.
 827         */
 828         int w=get_canvas()->rend_desc().get_w()+70;
 829         int h=get_canvas()->rend_desc().get_h()+70;
 830         while(w>700 || h>600)
 831         {
 832                 // Minor hack:
 833                 //   zoom_out() =>
 834                 //         WorkArea::async_update_preview() =>
 835                 //           WorkArea::set_zoom(float) =>
 836                 //                 WorkArea::async_update_preview() =>
 837                 //                       desc.set_time(cur_time), where cur_time isn't initialized
 838                 work_area->set_time(0);
 839                 work_area->zoom_out();
 840                 w=round_to_int(get_canvas()->rend_desc().get_w()*work_area->get_zoom()+70);
 841                 h=round_to_int(get_canvas()->rend_desc().get_h()*work_area->get_zoom()+70);
 842         }
 843         if(w>700)w=700;
 844         if(h>600)h=600;
 845         set_default_size(w,h);
 846         property_window_position().set_value(Gtk::WIN_POS_NONE);
 847
 848         std::list<Gtk::TargetEntry> listTargets;
 849         listTargets.push_back( Gtk::TargetEntry("STRING") );
 850         listTargets.push_back( Gtk::TargetEntry("text/plain") );
 851         listTargets.push_back( Gtk::TargetEntry("image") );
 852
 853         drag_dest_set(listTargets);
 854         signal_drag_data_received().connect( sigc::mem_fun(*this, &studio::CanvasView::on_drop_drag_data_received) );
 855
 856         /*
 857         Time length(get_canvas()->rend_desc().get_time_end()-get_canvas()->rend_desc().get_time_start());
 858         if(length<10.0)
 859         {
 860                 time_window_adjustment().set_page_increment(length);
 861                 time_window_adjustment().set_page_size(length);
 862         }
 863         else
 864         {
 865                 time_window_adjustment().set_page_increment(10.0);
 866                 time_window_adjustment().set_page_size(10.0);
 867         }
 868         */
 869
 870         //synfig::info("Canvasview: Before Sound Hookup");
 871         //load sound info from meta data
 872         {
 873                 //synfig::warning("Should load Audio: %s with %s offset",apath.c_str(),aoffset.c_str());
 874
 875                 on_audio_file_notify(); //redundant setting of the metadata, but oh well, it's no big deal :)
 876                 on_audio_offset_notify();
 877
 878                 //signal connection - since they are all associated with the canvas view
 879
 880                 //hook in signals for sound options box
 881                 sound_dialog->signal_file_changed().connect(sigc::mem_fun(*this,&CanvasView::on_audio_file_change));
 882                 sound_dialog->signal_offset_changed().connect(sigc::mem_fun(*this,&CanvasView::on_audio_offset_change));
 883
 884                 //attach to the preview when it's visible
 885                 //preview_dialog->get_widget().signal_play().connect(sigc::mem_fun(*this,&CanvasView::play_audio));
 886                 //preview_dialog->get_widget().signal_stop().connect(sigc::mem_fun(*this,&CanvasView::stop_audio));
 887
 888                 //hook to metadata signals
 889                 get_canvas()->signal_meta_data_changed("audiofile").connect(sigc::mem_fun(*this,&CanvasView::on_audio_file_notify));
 890                 get_canvas()->signal_meta_data_changed("audiooffset").connect(sigc::mem_fun(*this,&CanvasView::on_audio_offset_notify));
 891
 892                 //universal_scrubber=std::auto_ptr<UniversalScrubber>(new UniversalScrubber(this));
 893         }
 894
 895         //synfig::info("Canvasview: Before Final time set up");
 896         //MORE TIME STUFF
 897         time_window_adjustment().set_value(get_canvas()->rend_desc().get_time_start());
 898         time_window_adjustment().value_changed();
 899
 900         GRAB_HINT_DATA("canvas_view");
 901         /*
 902         {
 903         set_skip_taskbar_hint(true);
 904         set_skip_pager_hint(true);
 905         set_type_hint(Gdk::WINDOW_TYPE_HINT_UTILITY);
 906         }
 907         */
 908
 909         refresh_rend_desc();
 910         hide_tables();
 911
 912         on_time_changed();
 913         //synfig::info("Canvasview: Constructor Done");
 914 }
 915
 916 CanvasView::~CanvasView()
 917 {
 918         signal_deleted()();
 919
 920         App::ui_manager()->remove_action_group(action_group);
 921
 922         // Shut down the smach
 923         smach_.egress();
 924         smach_.set_default_state(0);
 925
 926         // We want to ensure that the UI_Manager and
 927         // the selection manager get destructed right now.
 928         ui_interface_.reset();
 929         selection_manager_.reset();
 930
 931         // Delete any external widgets
 932         for(;!ext_widget_book_.empty();ext_widget_book_.erase(ext_widget_book_.begin()))
 933         {
 934                 if(ext_widget_book_.begin()->second)
 935                         delete ext_widget_book_.begin()->second;
 936         }
 937
 938         //delete preview
 939         audio.reset();
 940
 941         hide();
 942
 943         // don't be calling on_dirty_preview once this object has been deleted;
 944         // this was causing a crash before
 945         canvas_interface()->signal_dirty_preview().clear();
 946
 947         if (getenv("SYNFIG_DEBUG_DESTRUCTORS"))
 948                 synfig::info("CanvasView::~CanvasView(): Deleted");
 949 }
 950
 951 std::list<int>&
 952 CanvasView::get_pixel_sizes()
 953 {
 954         // prime factors of 120 are 2, 2, 2, 3, 5 - see TILE_SIZE in synfig-core/trunk/src/synfig/target_tile.h
 955         static int pixel_size_array[] = {2,3,4,5,6,8,10,12,15,20,24,30,40,60,120};
 956         static list<int> pixel_sizes = list<int>(pixel_size_array, pixel_size_array + sizeof(pixel_size_array) / sizeof(int));
 957
 958         return pixel_sizes;
 959 }
 960
 961 Gtk::Widget *
 962 CanvasView::create_time_bar()
 963 {
 964         Gtk::Image *icon;
 965
 966         //Setup the Time Slider and the Time window scroll
 967         Gtk::HScrollbar *time_window_scroll = manage(new class Gtk::HScrollbar(time_window_adjustment()));
 968         //Gtk::HScrollbar *time_scroll = manage(new class Gtk::HScrollbar(time_adjustment()));
 969         //TIME BAR TEMPORARY POSITION
 970         //Widget_Timeslider *time_scroll = manage(new Widget_Timeslider);
 971         timeslider->set_time_adjustment(&time_adjustment());
 972         timeslider->set_bounds_adjustment(&time_window_adjustment());
 973         //layout_table->attach(*timeslider, 0, 1, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL);
 974         //Setup the keyframe list widget
 975         widget_kf_list->set_time_adjustment(&time_adjustment());
 976         widget_kf_list->set_canvas_interface(canvas_interface());
 977         widget_kf_list->show();
 978
 979         tooltips.set_tip(*time_window_scroll,_("Moves the time window"));
 980         tooltips.set_tip(*timeslider,_("Changes the current time"));
 981         time_window_scroll->show();
 982         timeslider->show();
 983         //time_window_scroll->set_flags(Gtk::CAN_FOCUS); // Uncomment this produce bad render of the HScroll
 984         timeslider->set_flags(Gtk::CAN_FOCUS);
 985
 986         //time_scroll->signal_value_changed().connect(sigc::mem_fun(*work_area, &studio::WorkArea::render_preview_hook));
 987         //time_scroll->set_update_policy(Gtk::UPDATE_DISCONTINUOUS);
 988
 989         //Setup the Animation Mode Button and the Keyframe Lock button
 990         Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
 991         SMALL_BUTTON(animatebutton,"gtk-yes",_("Animate"));
 992         animatebutton->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_animate_button_pressed));
 993         animatebutton->show();
 994
 995         //Setup the audio display
 996         disp_audio->set_size_request(-1,32); //disp_audio->show();
 997         disp_audio->set_time_adjustment(&time_adjustment());
 998         disp_audio->signal_start_scrubbing().connect(
 999                 sigc::mem_fun(*audio,&AudioContainer::start_scrubbing)
1000         );
1001         disp_audio->signal_scrub().connect(
1002                 sigc::mem_fun(*audio,&AudioContainer::scrub)
1003         );
1004         disp_audio->signal_stop_scrubbing().connect(
1005                 sigc::mem_fun(*audio,&AudioContainer::stop_scrubbing)
1006         );
1007         //Setup the current time widget
1008         current_time_widget=manage(new Widget_Time);
1009         current_time_widget->set_value(get_time());
1010         current_time_widget->set_fps(get_canvas()->rend_desc().get_frame_rate());
1011         current_time_widget->signal_value_changed().connect(
1012                 sigc::mem_fun(*this,&CanvasView::on_current_time_widget_changed)
1013         );
1014         current_time_widget->set_size_request(0,-1); // request horizontal shrink
1015         tooltips.set_tip(*current_time_widget,_("Current time"));
1016         current_time_widget->show();
1017
1018         //Setup the FrameDial widget
1019         framedial = manage(new class FrameDial());
1020         framedial->signal_seek_begin().connect(
1021                         sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time), Time::begin())
1022         );
1023         framedial->signal_seek_prev_frame().connect(
1024                         sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_frame), -1)
1025         );
1026         framedial->signal_play_stop().connect(
1027                         sigc::mem_fun(*this, &studio::CanvasView::on_play_stop_pressed)
1028         );
1029         framedial->signal_seek_next_frame().connect(
1030                         sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_frame), 1)
1031         );
1032         framedial->signal_seek_end().connect(
1033                         sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time), Time::end())
1034         );
1035         framedial->show();
1036
1037         //Setup the KeyFrameDial widget
1038         KeyFrameDial *keyframedial = Gtk::manage(new class KeyFrameDial());
1039         keyframedial->signal_seek_prev_keyframe().connect(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_prev_keyframe));
1040         keyframedial->signal_seek_next_keyframe().connect(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_next_keyframe));
1041         keyframedial->signal_lock_keyframe().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_button_pressed));
1042         keyframedial->show();
1043         keyframebutton=keyframedial->get_lock_button();
1044
1045         timebar = Gtk::manage(new class Gtk::Table(5, 4, false));
1046
1047         //Adjust both widgets to be the same as the
1048         int header_height = 0;
1049         if(getenv("SYNFIG_TIMETRACK_HEADER_HEIGHT"))
1050                 header_height = atoi(getenv("SYNFIG_TIMETRACK_HEADER_HEIGHT"));
1051         if (header_height < 3)
1052                 header_height = 24;
1053         timeslider->set_size_request(-1,header_height-header_height/3+1);
1054         widget_kf_list->set_size_request(-1,header_height/3+1);
1055
1056         //Attach widgets to the timebar
1057         //timebar->attach(*manage(disp_audio), 1, 5, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK);
1058         timebar->attach(*current_time_widget, 0, 1, 0, 2, Gtk::SHRINK|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
1059         timebar->attach(*framedial, 0, 1, 2, 3, Gtk::SHRINK, Gtk::SHRINK);
1060         timebar->attach(*timeslider, 1, 3, 1, 2, Gtk::FILL|Gtk::SHRINK, Gtk::FILL|Gtk::SHRINK);
1061         timebar->attach(*widget_kf_list, 1, 3, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::SHRINK);
1062         timebar->attach(*time_window_scroll, 1, 3, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK);
1063         timebar->attach(*keyframedial, 3, 4, 0, 2, Gtk::SHRINK, Gtk::SHRINK);
1064         timebar->attach(*animatebutton, 4, 5, 0, 2, Gtk::SHRINK, Gtk::SHRINK);
1065         //timebar->attach(*keyframebutton, 1, 2, 3, 4, Gtk::SHRINK, Gtk::SHRINK);
1066
1067         timebar->show();
1068
1069         return timebar;
1070 }
1071
1072 Gtk::Widget *
1073 CanvasView::create_work_area()
1074 {
1075         work_area=std::auto_ptr<WorkArea>(new class studio::WorkArea(canvas_interface_));
1076         work_area->set_instance(get_instance());
1077         work_area->set_canvas(get_canvas());
1078         work_area->set_canvas_view(this);
1079         work_area->set_progress_callback(get_ui_interface().get());
1080         work_area->signal_popup_menu().connect(sigc::mem_fun(*this, &studio::CanvasView::popup_main_menu));
1081         work_area->show();
1082         return work_area.get();
1083 }
1084
1085 Gtk::Widget*
1086 CanvasView::create_status_bar()
1087 {
1088         Gtk::Image *icon;
1089         Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
1090         cancel=false;
1091
1092         // Create the status bar at the bottom of the window
1093         Gtk::Table *statusbartable= manage(new class Gtk::Table(5, 1, false));
1094 //      statusbar = manage(new class Gtk::Statusbar()); // This is already done at construction
1095         progressbar =manage(new class Gtk::ProgressBar());
1096         SMALL_BUTTON(stopbutton,"gtk-stop",_("Stop"));
1097         SMALL_BUTTON(refreshbutton,"gtk-refresh",_("Refresh"));
1098         //SMALL_BUTTON(treetogglebutton,"gtk-go-down",_("Toggle Layer Tree"));
1099 //      NEW_SMALL_BUTTON(raisebutton,"gtk-go-up",_("Raise Layer"));
1100 //      NEW_SMALL_BUTTON(lowerbutton,"gtk-go-down",_("Lower Layer"));
1101         //statusbartable->attach(*treetogglebutton, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1102 //      statusbartable->attach(*lowerbutton, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1103 //      statusbartable->attach(*raisebutton, 1, 2, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1104
1105         statusbartable->attach(*statusbar, 1, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
1106         statusbartable->attach(*progressbar, 2, 3, 0, 1, Gtk::SHRINK, Gtk::EXPAND|Gtk::FILL, 0, 0);
1107         statusbartable->attach(*refreshbutton, 3, 4, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1108         statusbartable->attach(*stopbutton, 4, 5, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1109         statusbar->set_has_resize_grip(false);
1110         statusbar->show();
1111         stopbutton->show();
1112         refreshbutton->show();
1113         progressbar->show();
1114         stopbutton->set_sensitive(false);
1115
1116         //refreshbutton->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_refresh_pressed));
1117         //stopbutton->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::stop));
1118         //treetogglebutton->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::toggle_tables));
1119
1120         refreshbutton->signal_clicked().connect(SLOT_EVENT(EVENT_REFRESH));
1121         stopbutton->signal_clicked().connect(SLOT_EVENT(EVENT_STOP));
1122
1123         statusbartable->show_all();
1124         return statusbartable;
1125 }
1126
1127 Gtk::Widget*
1128 CanvasView::create_display_bar()
1129 {
1130         displaybar = manage(new class Gtk::Table(16, 1, false));
1131         Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon_16x16");
1132         // Setup the ToggleDuckDial widget
1133         toggleducksdial = Gtk::manage(new class ToggleDucksDial(iconsize));
1134
1135         Duck::Type m = work_area->get_type_mask();
1136         toggleducksdial->update_toggles(m);
1137
1138         toggleducksdial->signal_ducks_position().connect(
1139                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_POSITION)
1140                         );
1141         toggleducksdial->signal_ducks_vertex().connect(
1142                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_VERTEX)
1143                         );
1144         toggleducksdial->signal_ducks_tangent().connect(
1145                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_TANGENT)
1146                         );
1147         toggleducksdial->signal_ducks_radius().connect(
1148                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_RADIUS)
1149                         );
1150         toggleducksdial->signal_ducks_width().connect(
1151                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_WIDTH)
1152                         );
1153         toggleducksdial->signal_ducks_angle().connect(
1154                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_ANGLE)
1155                         );
1156         toggleducksdial->show();
1157
1158         // Set up the ResolutionDial widget
1159         resolutiondial=Gtk::manage(new class ResolutionDial(iconsize));
1160
1161         resolutiondial->update_lowres(work_area->get_low_resolution_flag());
1162         resolutiondial->signal_increase_resolution().connect(
1163                         sigc::mem_fun(*this, &studio::CanvasView::decrease_low_res_pixel_size));
1164         resolutiondial->signal_decrease_resolution().connect(
1165                         sigc::mem_fun(*this, &studio::CanvasView::increase_low_res_pixel_size));
1166         resolutiondial->signal_use_low_resolution().connect(
1167                         sigc::mem_fun(*this, &studio::CanvasView::toggle_low_res_pixel_flag));
1168         resolutiondial->show();
1169
1170         // Set up some separators
1171         Gtk::VSeparator *separator1 = Gtk::manage(new class Gtk::VSeparator());
1172         separator1->show();
1173         Gtk::VSeparator *separator2 = Gtk::manage(new class Gtk::VSeparator());
1174         separator2->show();
1175         Gtk::VSeparator *separator3 = Gtk::manage(new class Gtk::VSeparator());
1176         separator3->show();
1177         Gtk::VSeparator *separator4 = Gtk::manage(new class Gtk::VSeparator());
1178         separator4->show();
1179         Gtk::VSeparator *separator5 = Gtk::manage(new class Gtk::VSeparator());
1180         separator5->show();
1181
1182         // Set up quality spin button
1183         quality_spin=Gtk::manage(new class Gtk::SpinButton(quality_adjustment_));
1184         quality_spin->signal_value_changed().connect(
1185                         sigc::mem_fun(*this, &studio::CanvasView::update_quality));
1186         tooltips.set_tip(*quality_spin, _("Quality (lower is better)"));
1187         quality_spin->show();
1188
1189         // Set up the show grid toggle button
1190         show_grid = Gtk::manage(new class Gtk::ToggleButton());
1191         show_grid->set_active(work_area->grid_status());
1192         Gtk::Image *icon = manage(new Gtk::Image(Gtk::StockID("synfig-toggle_show_grid"), iconsize));
1193         icon->set_padding(0, 0);
1194         icon->show();
1195         show_grid->add(*icon);
1196         show_grid->signal_toggled().connect(
1197                         sigc::mem_fun(*this, &studio::CanvasView::toggle_show_grid));
1198         tooltips.set_tip(*show_grid, _("Show grid when enabled"));
1199         show_grid->set_relief(Gtk::RELIEF_NONE);
1200         show_grid->show();
1201
1202         // Set up the snap to grid toggle button
1203         snap_grid = Gtk::manage(new class Gtk::ToggleButton());
1204         snap_grid->set_active(work_area->grid_status());
1205         Gtk::Image *icon2 = manage(new Gtk::Image(Gtk::StockID("synfig-toggle_snap_grid"), iconsize));
1206         icon2->set_padding(0, 0);
1207         icon2->show();
1208         snap_grid->add(*icon2);
1209         snap_grid->signal_toggled().connect(
1210                         sigc::mem_fun(*this, &studio::CanvasView::toggle_snap_grid));
1211         tooltips.set_tip(*snap_grid, _("Snap grid when enabled"));
1212         snap_grid->set_relief(Gtk::RELIEF_NONE);
1213         snap_grid->show();
1214
1215         // Set up the onion skin toggle button
1216         onion_skin = Gtk::manage(new class Gtk::ToggleButton());
1217         onion_skin->set_active(work_area->get_onion_skin());
1218         Gtk::Image *icon3 = manage(new Gtk::Image(Gtk::StockID("synfig-toggle_onion_skin"), iconsize));
1219         icon3->set_padding(0, 0);
1220         icon3->show();
1221         onion_skin->add(*icon3);
1222         onion_skin->signal_toggled().connect(
1223                         sigc::mem_fun(*this, &studio::CanvasView::toggle_onion_skin));
1224         tooltips.set_tip(*onion_skin, _("Shows onion skin when enabled"));
1225         onion_skin->set_relief(Gtk::RELIEF_NONE);
1226         onion_skin->show();
1227
1228         // Set up past onion skin spin button
1229         past_onion_spin=Gtk::manage(new class Gtk::SpinButton(past_onion_adjustment_));
1230         past_onion_spin->signal_value_changed().connect(
1231                         sigc::mem_fun(*this, &studio::CanvasView::set_onion_skins));
1232         tooltips.set_tip(*past_onion_spin, _("Past onion skins"));
1233         past_onion_spin->show();
1234
1235         // Set up future onion skin spin button
1236         future_onion_spin=Gtk::manage(new class Gtk::SpinButton(future_onion_adjustment_));
1237         future_onion_spin->signal_value_changed().connect(
1238                         sigc::mem_fun(*this, &studio::CanvasView::set_onion_skins));
1239         tooltips.set_tip(*future_onion_spin, _("Future onion skins"));
1240         future_onion_spin->show();
1241
1242         // Setup render options dialog button
1243         render_options_button = Gtk::manage(new class Gtk::Button());
1244         Gtk::Image *icon4 = manage(new Gtk::Image(Gtk::StockID("synfig-render_options"), iconsize));
1245         icon4->set_padding(0, 0);
1246         icon4->show();
1247         render_options_button->add(*icon4);
1248         render_options_button->signal_clicked().connect(
1249                         sigc::mem_fun0(render_settings,&studio::RenderSettings::present));
1250         tooltips.set_tip(*render_options_button, _("Shows the Render Settings Dialog"));
1251         render_options_button->set_relief(Gtk::RELIEF_NONE);
1252         render_options_button->show();
1253
1254         // Setup preview options dialog button
1255         preview_options_button = Gtk::manage(new class Gtk::Button());
1256         Gtk::Image *icon5 = manage(new Gtk::Image(Gtk::StockID("synfig-preview_options"), iconsize));
1257         icon5->set_padding(0, 0);
1258         icon5->show();
1259         preview_options_button->add(*icon5);
1260         preview_options_button->signal_clicked().connect(
1261                         sigc::mem_fun(*this,&CanvasView::on_preview_option));
1262         tooltips.set_tip(*preview_options_button, _("Shows the Preview Settings Dialog"));
1263         preview_options_button->set_relief(Gtk::RELIEF_NONE);
1264         preview_options_button->show();
1265
1266
1267         displaybar->attach(*toggleducksdial, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1268         displaybar->attach(*separator1, 1, 2, 0, 1, Gtk::FILL, Gtk::FILL);
1269         displaybar->attach(*resolutiondial, 2, 3, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1270         displaybar->attach(*separator2, 3, 4, 0, 1, Gtk::FILL, Gtk::FILL);
1271         displaybar->attach(*quality_spin, 4, 5, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1272         displaybar->attach(*separator3, 5, 6, 0, 1, Gtk::FILL, Gtk::FILL);
1273         displaybar->attach(*show_grid, 6, 7, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1274         displaybar->attach(*snap_grid, 7, 8, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1275         displaybar->attach(*separator4, 8, 9, 0, 1, Gtk::FILL, Gtk::FILL);
1276         displaybar->attach(*past_onion_spin, 9, 10, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1277         displaybar->attach(*onion_skin, 10, 11, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1278         displaybar->attach(*future_onion_spin, 11, 12, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1279         displaybar->attach(*separator5, 12, 13, 0, 1, Gtk::FILL, Gtk::FILL);
1280         displaybar->attach(*render_options_button, 13, 14, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1281         displaybar->attach(*preview_options_button, 14, 15, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1282
1283         displaybar->show();
1284
1285         return displaybar;
1286
1287 }
1288
1289 void
1290 CanvasView::on_current_time_widget_changed()
1291 {
1292         set_time(current_time_widget->get_value());
1293
1294         // show the value being used - it will have been rounded to nearest frame
1295         // this was already being done elsewhere, but only if the time was really changed;
1296         // if the current time was 6f and the user edited it to 6.1f, then the 6.1f would
1297         // be left in the display without the following line to fix it
1298         current_time_widget->set_value(get_time());
1299         current_time_widget->set_position(-1); // leave the cursor at the end
1300 }
1301
1302 //      Gtk::Widget*
1303 //      CanvasView::create_children_tree()
1304 //      {
1305 //              // Create the layer tree
1306 //              children_tree=manage(new class ChildrenTree());
1307 //
1308 //              // Set up the layer tree
1309 //              //children_tree->set_model(children_tree_store());
1310 //              if(children_tree)children_tree->set_time_adjustment(time_adjustment());
1311 //              if(children_tree)children_tree->show();
1312 //
1313 //              // Connect Signals
1314 //              if(children_tree)children_tree->signal_edited_value().connect(sigc::mem_fun(*this, &studio::CanvasView::on_edited_value));
1315 //              if(children_tree)children_tree->signal_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_children_user_click));
1316 //              if(children_tree)children_tree->signal_waypoint_clicked_childrentree().connect(sigc::mem_fun(*this, &studio::CanvasView::on_waypoint_clicked_canvasview));
1317 //              if(children_tree)children_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_REFRESH_DUCKS));
1318 //
1319 //              return children_tree;
1320 //      }
1321
1322 //      Gtk::Widget*
1323 //      CanvasView::create_keyframe_tree()
1324 //      {
1325 //              keyframe_tree=manage(new KeyframeTree());
1326 //
1327 //              //keyframe_tree->get_selection()->set_mode(Gtk::SELECTION_MULTIPLE);
1328 //              //keyframe_tree->show();
1329 //              //keyframe_tree->set_model(keyframe_tree_store());
1330 //              keyframe_tree->set_editable(true);
1331 //              //keyframe_tree->signal_edited().connect(sigc::hide_return(sigc::mem_fun(*canvas_interface(), &synfigapp::CanvasInterface::update_keyframe)));
1332 //
1333 //              keyframe_tree->signal_event().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_tree_event));
1334 //
1335 //              Gtk::ScrolledWindow *scroll_layer_tree = manage(new class Gtk::ScrolledWindow());
1336 //              scroll_layer_tree->set_flags(Gtk::CAN_FOCUS);
1337 //              scroll_layer_tree->set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
1338 //              scroll_layer_tree->add(*keyframe_tree);
1339 //              scroll_layer_tree->set_shadow_type(Gtk::SHADOW_ETCHED_IN);
1340 //              //scroll_layer_tree->show();
1341 //
1342 //
1343 //              Gtk::Table *layout_table= manage(new Gtk::Table(1, 2, false));
1344 //              layout_table->attach(*scroll_layer_tree, 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
1345 //
1346 //              Gtk::Image *icon;
1347 //              Gtk::IconSize iconsize(Gtk::IconSize::from_name("synfig-small_icon"));
1348 //
1349 //              NEW_SMALL_BUTTON(button_add,"gtk-add",_("New Keyframe"));
1350 //              NEW_SMALL_BUTTON(button_duplicate,"synfig-duplicate",_("Duplicate Keyframe"));
1351 //              NEW_SMALL_BUTTON(button_delete,"gtk-delete",_("Delete Keyframe"));
1352 //
1353 //              Gtk::HBox *hbox(manage(new Gtk::HBox()));
1354 //              layout_table->attach(*hbox, 0, 1, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK, 0, 0);
1355 //
1356 //              hbox->pack_start(*button_add,Gtk::PACK_SHRINK);
1357 //              hbox->pack_start(*button_duplicate,Gtk::PACK_SHRINK);
1358 //              hbox->pack_start(*button_delete,Gtk::PACK_SHRINK);
1359 //
1360 //              /*
1361 //              button_raise->set_relief(Gtk::RELIEF_HALF);
1362 //              button_lower->set_relief(Gtk::RELIEF_HALF);
1363 //              button_duplicate->set_relief(Gtk::RELIEF_HALF);
1364 //              button_delete->set_relief(Gtk::RELIEF_HALF);
1365 //              */
1366 //
1367 //              button_add->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_add_pressed));
1368 //              button_duplicate->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_duplicate_pressed));
1369 //              button_delete->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_remove_pressed));
1370 //
1371 //              //layout_table->show_all();
1372 //
1373 //              keyframe_tab_child=layout_table;
1374 //
1375 //
1376 //              layout_table->hide();
1377 //
1378 //              return layout_table;
1379 //      }
1380
1381 //      Gtk::Widget*
1382 //      CanvasView::create_layer_tree()
1383 //      {
1384 //              // Create the layer tree
1385 //              printf("CanvasView::create_layer_tree()\n");
1386 //              layer_tree=manage(new class LayerTree());
1387 //
1388 //              // Set up the layer tree
1389 //              //layer_tree->set_model(layer_tree_store());
1390 //              layer_tree->set_time_adjustment(time_adjustment());
1391 //              layer_tree->show();
1392 //
1393 //              // Connect Signals
1394 //              layer_tree->signal_layer_toggle().connect(sigc::mem_fun(*this, &studio::CanvasView::on_layer_toggle));
1395 //              layer_tree->signal_edited_value().connect(sigc::mem_fun(*this, &studio::CanvasView::on_edited_value));
1396 //              layer_tree->signal_layer_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_layer_user_click));
1397 //              layer_tree->signal_param_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_children_user_click));
1398 //              layer_tree->signal_waypoint_clicked_layertree().connect(sigc::mem_fun(*this, &studio::CanvasView::on_waypoint_clicked_canvasview));
1399 //              layer_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_REFRESH_DUCKS));
1400 //
1401 //              layer_tree->hide();
1402 //              return layer_tree;
1403 //      }
1404
1405 void
1406 CanvasView::init_menus()
1407 {
1408 /*
1409         mainmenu.set_accel_group(get_accel_group());
1410         mainmenu.set_accel_path("<Canvas-view>");
1411
1412         filemenu.set_accel_group(get_accel_group());
1413         filemenu.set_accel_path("<Canvas-view>/File");
1414
1415         editmenu.set_accel_group(get_accel_group());
1416         editmenu.set_accel_path("<Canvas-view>/Edit");
1417
1418         layermenu.set_accel_group(get_accel_group());
1419         layermenu.set_accel_path("<Canvas-view>/Layer");
1420 */
1421         //cache the position of desired widgets
1422
1423         /*Menus to worry about:
1424         - filemenu
1425         - editmenu
1426         - layermenu
1427         - duckmaskmenu
1428         - mainmenu
1429         - canvasmenu
1430         - viewmenu
1431         */
1432         action_group = Gtk::ActionGroup::create("canvasview");
1433
1434         //action_group->add( Gtk::Action::create("MenuFile", _("_File")) );
1435         action_group->add( Gtk::Action::create("new", Gtk::Stock::NEW),
1436                 sigc::hide_return(sigc::ptr_fun(&studio::App::new_instance))
1437         );
1438         action_group->add( Gtk::Action::create("open", Gtk::Stock::OPEN),
1439                 sigc::hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::open))
1440         );
1441         action_group->add( Gtk::Action::create("save", Gtk::Stock::SAVE),
1442                 hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::save))
1443         );
1444         action_group->add( Gtk::Action::create("save-as", Gtk::Stock::SAVE_AS),
1445                 sigc::hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::dialog_save_as))
1446         );
1447         action_group->add( Gtk::Action::create("revert", Gtk::Stock::REVERT_TO_SAVED),
1448                 sigc::hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::safe_revert))
1449         );
1450         action_group->add( Gtk::Action::create("cvs-add", Gtk::StockID("synfig-cvs_add")),
1451                 sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_add))
1452         );
1453         action_group->add( Gtk::Action::create("cvs-update", Gtk::StockID("synfig-cvs_update")),
1454                 sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_update))
1455         );
1456         action_group->add( Gtk::Action::create("cvs-revert", Gtk::StockID("synfig-cvs_revert")),
1457                 sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_revert))
1458         );
1459         action_group->add( Gtk::Action::create("cvs-commit", Gtk::StockID("synfig-cvs_commit")),
1460                 sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_commit))
1461         );
1462         action_group->add( Gtk::Action::create("import", _("Import")),
1463                 sigc::hide_return(sigc::mem_fun(*this, &studio::CanvasView::image_import))
1464         );
1465         action_group->add( Gtk::Action::create("render", _("Render")),
1466                 sigc::mem_fun0(render_settings,&studio::RenderSettings::present)
1467         );
1468         action_group->add( Gtk::Action::create("preview", _("Preview")),
1469                 sigc::mem_fun(*this,&CanvasView::on_preview_option)
1470         );
1471         action_group->add( Gtk::Action::create("sound", _("Sound File")),
1472                 sigc::mem_fun(*this,&CanvasView::on_audio_option)
1473         );
1474         action_group->add( Gtk::Action::create("options", _("Options")),
1475                 sigc::mem_fun0(canvas_options,&studio::CanvasOptions::present)
1476         );
1477         action_group->add( Gtk::Action::create("close", Gtk::StockID("gtk-close"), _("Close Window")),
1478                 sigc::hide_return(sigc::mem_fun(*this,&studio::CanvasView::close_view))
1479         );
1480         action_group->add( Gtk::Action::create("close-document", Gtk::StockID("gtk-close"), _("Close Document")),
1481                 sigc::hide_return(sigc::mem_fun(*this,&studio::CanvasView::close_instance))
1482         );
1483         action_group->add( Gtk::Action::create("quit", Gtk::StockID("gtk-quit"), _("Quit")),
1484                 sigc::hide_return(sigc::ptr_fun(&studio::App::quit))
1485         );
1486
1487         //action_group->add( Gtk::Action::create("undo", Gtk::StockID("gtk-undo")),
1488         //      SLOT_EVENT(EVENT_UNDO)
1489         //);
1490
1491         //action_group->add( Gtk::Action::create("redo", Gtk::StockID("gtk-redo")),
1492         //      SLOT_EVENT(EVENT_REDO)
1493         //);
1494
1495         action_group->add( Gtk::Action::create("select-all-ducks", _("Select All Ducks")),
1496                 sigc::mem_fun(*work_area,&studio::WorkArea::select_all_ducks)
1497         );
1498
1499         action_group->add( Gtk::Action::create("unselect-all-ducks", _("Unselect All Ducks")),
1500                 sigc::mem_fun(*work_area,&studio::WorkArea::unselect_all_ducks)
1501         );
1502
1503         action_group->add( Gtk::Action::create("select-all-layers", _("Select All Layers")),
1504                 sigc::mem_fun(*this,&CanvasView::on_select_layers)
1505         );
1506
1507         action_group->add( Gtk::Action::create("unselect-all-layers", _("Unselect All Layers")),
1508                 sigc::mem_fun(*this,&CanvasView::on_unselect_layers)
1509         );
1510
1511         action_group->add( Gtk::Action::create("stop", Gtk::StockID("gtk-stop")),
1512                 SLOT_EVENT(EVENT_STOP)
1513         );
1514
1515         action_group->add( Gtk::Action::create("refresh", Gtk::StockID("gtk-refresh")),
1516                 SLOT_EVENT(EVENT_REFRESH)
1517         );
1518
1519         action_group->add( Gtk::Action::create("properties", Gtk::StockID("gtk-properties")),
1520                 sigc::mem_fun0(canvas_properties,&studio::CanvasProperties::present)
1521         );
1522
1523         // Preview Quality Menu
1524         {
1525                 int i;
1526                 action_group->add( Gtk::RadioAction::create(quality_group,"quality-00", _("Use Parametric Renderer")),
1527                         sigc::bind(
1528                                 sigc::mem_fun(*work_area, &studio::WorkArea::set_quality),
1529                                 0
1530                         )
1531                 );
1532                 for(i=1;i<=10;i++)
1533                 {
1534                         String note;
1535                         if (i == 1) note = _(" (best)");
1536                         if (i == 10) note = _(" (fastest)");
1537                         Glib::RefPtr<Gtk::RadioAction> action(Gtk::RadioAction::create(quality_group,strprintf("quality-%02d",i),
1538                                                                                                                                                    strprintf(_("Set Quality to %d"),i) + note));
1539                         if (i==8)                       // default quality
1540                         {
1541                                 action->set_active();
1542                                 work_area->set_quality(i);
1543                         }
1544                         action_group->add( action,
1545                                 sigc::bind(
1546                                         sigc::mem_fun(*this, &studio::CanvasView::set_quality),
1547                                         i
1548                                 )
1549                         );
1550                 }
1551         }
1552
1553         // Low-Res Quality Menu
1554         {
1555                 int i;
1556                 for(list<int>::iterator iter = CanvasView::get_pixel_sizes().begin(); iter != CanvasView::get_pixel_sizes().end(); iter++)
1557                 {
1558                         i = *iter;
1559                         Glib::RefPtr<Gtk::RadioAction> action(Gtk::RadioAction::create(low_res_pixel_size_group,strprintf("lowres-pixel-%d",i),
1560                                                                                                                                                    strprintf(_("Set Low-Res pixel size to %d"),i)));
1561                         if(i==2)                        // default pixel size
1562                         {
1563                                 action->set_active();
1564                                 work_area->set_low_res_pixel_size(i);
1565                         }
1566                         action_group->add( action,
1567                                 sigc::bind(
1568                                         sigc::mem_fun(*work_area, &studio::WorkArea::set_low_res_pixel_size),
1569                                         i
1570                                 )
1571                         );
1572                 }
1573
1574                 Glib::RefPtr<Gtk::Action> action;
1575
1576                 action=Gtk::Action::create("decrease-low-res-pixel-size", _("Decrease Low-Res Pixel Size"));
1577                 action_group->add( action,sigc::mem_fun(this, &studio::CanvasView::decrease_low_res_pixel_size));
1578
1579                 action=Gtk::Action::create("increase-low-res-pixel-size",  _("Increase Low-Res Pixel Size"));
1580                 action_group->add( action, sigc::mem_fun(this, &studio::CanvasView::increase_low_res_pixel_size));
1581
1582         }
1583
1584         action_group->add( Gtk::Action::create("play", Gtk::Stock::MEDIA_PLAY),
1585                 sigc::mem_fun(*this, &studio::CanvasView::play)
1586         );
1587
1588         action_group->add( Gtk::Action::create("dialog-flipbook", _("Preview Window")),
1589                 sigc::mem_fun0(*preview_dialog, &studio::Dialog_Preview::present)
1590         );
1591
1592         {
1593                 Glib::RefPtr<Gtk::ToggleAction> action;
1594
1595                 grid_show_toggle = Gtk::ToggleAction::create("toggle-grid-show", _("Show Grid"));
1596                 grid_show_toggle->set_active(work_area->grid_status());
1597                 action_group->add(grid_show_toggle, sigc::mem_fun(*this, &studio::CanvasView::toggle_show_grid));
1598
1599                 grid_snap_toggle = Gtk::ToggleAction::create("toggle-grid-snap", _("Snap to Grid"));
1600                 grid_snap_toggle->set_active(work_area->get_grid_snap());
1601                 action_group->add(grid_snap_toggle, sigc::mem_fun(*this, &studio::CanvasView::toggle_snap_grid));
1602
1603                 action = Gtk::ToggleAction::create("toggle-guide-show", _("Show Guides"));
1604                 action->set_active(work_area->get_show_guides());
1605                 action_group->add(action, sigc::mem_fun(*work_area, &studio::WorkArea::toggle_guide_snap));
1606
1607                 action = Gtk::ToggleAction::create("toggle-low-res", _("Use Low-Res"));
1608                 action->set_active(work_area->get_low_resolution_flag());
1609                 action_group->add(action, sigc::mem_fun(*this, &studio::CanvasView::toggle_low_res_pixel_flag));
1610
1611                 action = Gtk::ToggleAction::create("toggle-onion-skin", _("Show Onion Skin"));
1612                 action->set_active(work_area->get_onion_skin());
1613                 action_group->add(action, sigc::mem_fun(*this, &studio::CanvasView::toggle_onion_skin));
1614         }
1615
1616         action_group->add( Gtk::Action::create("canvas-zoom-fit", Gtk::StockID("gtk-zoom-fit")),
1617                 sigc::mem_fun(*work_area, &studio::WorkArea::zoom_fit)
1618         );
1619         action_group->add( Gtk::Action::create("canvas-zoom-100", Gtk::StockID("gtk-zoom-100")),
1620                 sigc::mem_fun(*work_area, &studio::WorkArea::zoom_norm)
1621         );
1622
1623         {
1624                 Glib::RefPtr<Gtk::Action> action;
1625
1626                 action=Gtk::Action::create("seek-next-frame", Gtk::Stock::GO_FORWARD,_("Next Frame"),_("Next Frame"));
1627                 action_group->add(action,sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_frame),1));
1628                 action=Gtk::Action::create("seek-prev-frame", Gtk::Stock::GO_BACK,_("Prev Frame"),_("Prev Frame"));
1629                 action_group->add( action, sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_frame),-1));
1630
1631                 action=Gtk::Action::create("seek-next-second", Gtk::Stock::GO_FORWARD,_("Seek Forward"),_("Seek Forward"));
1632                 action_group->add(action,sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time),Time(1)));
1633                 action=Gtk::Action::create("seek-prev-second", Gtk::Stock::GO_BACK,_("Seek Backward"),_("Seek Backward"));
1634                 action_group->add( action, sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time),Time(-1)));
1635
1636                 action=Gtk::Action::create("seek-end", Gtk::Stock::GOTO_LAST,_("Seek to End"),_("Seek to End"));
1637                 action_group->add(action,sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time),Time::end()));
1638
1639                 action=Gtk::Action::create("seek-begin", Gtk::Stock::GOTO_FIRST,_("Seek to Begin"),_("Seek to Begin"));
1640                 action_group->add( action, sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time),Time::begin()));
1641
1642                 action=Gtk::Action::create("jump-next-keyframe", Gtk::Stock::GO_FORWARD,_("Jump to Next Keyframe"),_("Jump to Next Keyframe"));
1643                 action_group->add( action,sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_next_keyframe));
1644
1645                 action=Gtk::Action::create("jump-prev-keyframe", Gtk::Stock::GO_BACK,_("Jump to Prev Keyframe"),_("Jump to Prev Keyframe"));
1646                 action_group->add( action,sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_prev_keyframe));
1647
1648                 action=Gtk::Action::create("canvas-zoom-in", Gtk::Stock::ZOOM_IN);
1649                 action_group->add( action,sigc::mem_fun(*work_area, &studio::WorkArea::zoom_in));
1650
1651                 action=Gtk::Action::create("canvas-zoom-out", Gtk::Stock::ZOOM_OUT);
1652                 action_group->add( action, sigc::mem_fun(*work_area, &studio::WorkArea::zoom_out) );
1653
1654                 action=Gtk::Action::create("time-zoom-in", Gtk::Stock::ZOOM_IN, _("Zoom In on Timeline"));
1655                 action_group->add( action, sigc::mem_fun(*this, &studio::CanvasView::time_zoom_in) );
1656
1657                 action=Gtk::Action::create("time-zoom-out", Gtk::Stock::ZOOM_OUT, _("Zoom Out on Timeline"));
1658                 action_group->add( action, sigc::mem_fun(*this, &studio::CanvasView::time_zoom_out) );
1659
1660         }
1661
1662         {
1663                 Glib::RefPtr<Gtk::ToggleAction> action;
1664
1665 #define DUCK_MASK(lower,upper,string)                                                                                           \
1666                 action=Gtk::ToggleAction::create("mask-" #lower "-ducks", string);                      \
1667                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_##upper));      \
1668                 action_group->add(action,                                                                                                       \
1669                         sigc::bind(                                                                                                                             \
1670                                 sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),            \
1671                                 Duck::TYPE_##upper))
1672
1673                 DUCK_MASK(position,POSITION,_("Show Position Ducks"));
1674                 DUCK_MASK(tangent,TANGENT,_("Show Tangent Ducks"));
1675                 DUCK_MASK(vertex,VERTEX,_("Show Vertex Ducks"));
1676                 DUCK_MASK(radius,RADIUS,_("Show Radius Ducks"));
1677                 DUCK_MASK(width,WIDTH,_("Show Width Ducks"));
1678                 DUCK_MASK(angle,ANGLE,_("Show Angle Ducks"));
1679
1680 #undef DUCK_MASK
1681         }
1682
1683         add_accel_group(App::ui_manager()->get_accel_group());
1684
1685 /*      // Here is where we add the actions that may have conflicting
1686         // keyboard accelerators.
1687         {
1688                 Glib::RefPtr<Gtk::ActionGroup> accel_action_group(Gtk::ActionGroup::create("canvas_view"));
1689                 Glib::RefPtr<Gtk::Action> action;
1690
1691                 action=Gtk::Action::create("seek-next-frame", Gtk::StockID("gtk-forward"),_("Next Frame"),_("Next Frame"));
1692                 accel_action_group->add(action,sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek),1));
1693
1694                 action=Gtk::Action::create("seek-prev-frame", Gtk::StockID("gtk-forward"),_("Prev Frame"),_("Prev Frame"));
1695                 accel_action_group->add( action, sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek),-1));
1696
1697                 action=Gtk::Action::create("jump-next-keyframe", Gtk::StockID("gtk-forward"),_("Jump to Next Keyframe"),_("Jump to Next Keyframe"));
1698                 accel_action_group->add( action,sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_next_keyframe));
1699
1700                 action=Gtk::Action::create("jump-prev-keyframe", Gtk::StockID("gtk-back"),_("Jump to Prev Keyframe"),_("Jump to Prev Keyframe"));
1701                 accel_action_group->add( action,sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_prev_keyframe));
1702
1703                 action=Gtk::Action::create("canvas-zoom-in", Gtk::StockID("gtk-zoom-in"));
1704                 accel_action_group->add( action,sigc::mem_fun(*work_area, &studio::WorkArea::zoom_in));
1705
1706                 action=Gtk::Action::create("canvas-zoom-out", Gtk::StockID("gtk-zoom-out"));
1707                 accel_action_group->add( action, sigc::mem_fun(*work_area, &studio::WorkArea::zoom_out) );
1708
1709                 action=Gtk::Action::create("time-zoom-in", Gtk::StockID("gtk-zoom-in"), _("Zoom In on Timeline"));
1710                 accel_action_group->add( action, sigc::mem_fun(*this, &studio::CanvasView::time_zoom_in) );
1711
1712                 action=Gtk::Action::create("time-zoom-out", Gtk::StockID("gtk-zoom-out"), _("Zoom Out on Timeline"));
1713                 accel_action_group->add( action, sigc::mem_fun(*this, &studio::CanvasView::time_zoom_out) );
1714
1715                 Glib::RefPtr<Gtk::UIManager> accel_ui_manager(Gtk::UIManager::create());
1716
1717                 Glib::ustring ui_info =
1718                 "
1719                 <ui>
1720                         <accelerator action='seek-next-frame' />
1721                         <accelerator action='seek-prev-frame' />
1722                         <accelerator action='jump-next-keyframe' />
1723                         <accelerator action='jump-prev-keyframe' />
1724                         <accelerator action='canvas-zoom-in' />
1725                         <accelerator action='canvas-zoom-out' />
1726                         <accelerator action='time-zoom-in' />
1727                         <accelerator action='time-zoom-out' />
1728                 </ui>
1729                 ";
1730
1731                 accel_ui_manager->add_ui_from_string(ui_info);
1732                 add_accel_group(accel_ui_manager->get_accel_group());
1733
1734                 accel_ui_manager->insert_action_group(accel_action_group);
1735                 set_ref_obj("accel_ui_manager",accel_ui_manager);
1736                 set_ref_obj("accel_action_group",accel_action_group);
1737         }
1738 */
1739
1740 #if 0
1741 //
1742 //      //Test some key stuff
1743 //
1744 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-save"),
1745 //              hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::save))));
1746 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-save-as"),sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_save_as))));
1747 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-revert-to-saved"),hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::safe_revert))));
1748 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1749 //
1750 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("synfig-cvs_add"),sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_add))));
1751 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("synfig-cvs_update"),sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_update))));
1752 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("synfig-cvs_commit"),sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_commit))));
1753 //
1754 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1755 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Import..."),Gtk::AccelKey('I',Gdk::CONTROL_MASK),sigc::hide_return(sigc::mem_fun(*this, &studio::CanvasView::image_import))));
1756 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1757 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Render"),Gtk::AccelKey("F9"),
1758 //              sigc::mem_fun(render_settings,&studio::RenderSettings::present)
1759 //      ));
1760 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Preview"),Gtk::AccelKey("F11"),
1761 //              sigc::mem_fun(*this,&CanvasView::on_preview_option)
1762 //      ));
1763 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Sound File"),
1764 //              sigc::mem_fun(*this,&CanvasView::on_audio_option)
1765 //      ));
1766 //
1767 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1768 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Options"),Gtk::AccelKey("F12"),
1769 //              sigc::mem_fun(canvas_options,&studio::CanvasOptions::present)
1770 //      ));
1771 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1772 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Close View"),
1773 //              sigc::hide_return(sigc::mem_fun(*this,&studio::CanvasView::close_view))
1774 //      ));
1775 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Close Document"),
1776 //              sigc::hide_return(sigc::mem_fun(*this,&studio::CanvasView::close_document))
1777 //      ));
1778 //
1779 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-undo"),Gtk::AccelKey('Z',Gdk::CONTROL_MASK),SLOT_EVENT(EVENT_UNDO)));
1780 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-redo"),Gtk::AccelKey('R',Gdk::CONTROL_MASK),SLOT_EVENT(EVENT_REDO)));
1781 //      editmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1782 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-cut"),NOT_IMPLEMENTED_SLOT));
1783 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-copy"),NOT_IMPLEMENTED_SLOT));
1784 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-paste"),NOT_IMPLEMENTED_SLOT));
1785 //      editmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1786 //      editmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Select All Ducks"),Gtk::AccelKey('E',Gdk::CONTROL_MASK),sigc::mem_fun(*work_area,&studio::WorkArea::select_all_ducks)));
1787 //      editmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Unselect All Ducks"),Gtk::AccelKey('E',Gdk::CONTROL_MASK),sigc::mem_fun(*work_area,&studio::WorkArea::unselect_all_ducks)));
1788 //      editmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Select All Layers"),Gtk::AccelKey('A',Gdk::CONTROL_MASK),sigc::mem_fun(*this,&CanvasView::on_select_layers)));
1789 //      editmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Unselect All Layers"),Gtk::AccelKey('D',Gdk::CONTROL_MASK),sigc::mem_fun(*this,&CanvasView::on_unselect_layers)));
1790 //      editmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1791 //
1792 //      //editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-stop"),Gtk::AccelKey(GDK_Escape,static_cast<Gdk::ModifierType>(0)),sigc::hide_return(sigc::mem_fun(*this, &studio::CanvasView::stop))));
1793 //      //editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-refresh"),Gtk::AccelKey('k',Gdk::CONTROL_MASK),sigc::hide_return(sigc::mem_fun(*this, &studio::CanvasView::on_refresh_pressed))));
1794 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-stop"),Gtk::AccelKey(GDK_Escape,static_cast<Gdk::ModifierType>(0)),SLOT_EVENT(EVENT_STOP)));
1795 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-refresh"),Gtk::AccelKey('k',Gdk::CONTROL_MASK),SLOT_EVENT(EVENT_REFRESH)));
1796 //      editmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1797 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-properties"),Gtk::AccelKey("F8"),
1798 //              sigc::mem_fun(canvas_properties,&studio::CanvasProperties::present)
1799 //      ));
1800 //
1801 //      build_new_layer_menu(newlayermenu);
1802 //      layermenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("New"),newlayermenu));
1803 //
1804 //
1805 //      {
1806 //              synfigapp::Action::ParamList param_list;
1807 //              param_list.add("canvas",Canvas::Handle(get_canvas()));
1808 //              param_list.add("canvas_interface",canvas_interface());
1809 //              add_actions_to_menu(&canvasmenu, param_list,synfigapp::Action::CATEGORY_CANVAS);
1810 //      }
1811 //
1812 //
1813 //      //canvasmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Keyframe Dialog"),sigc::mem_fun(keyframe_dialog,&studio::Dialog_Keyframe::present)));
1814 //
1815 //      // Duck Mask Menu
1816 //      if(1)
1817 //              {
1818 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::TearoffMenuElem());
1819 //
1820 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Position Ducks"),Gtk::AccelKey('1',Gdk::MOD1_MASK)));
1821 //              duck_mask_position=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1822 //              duck_mask_position->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_POSITION));
1823 //              duck_mask_position->signal_toggled().connect(
1824 //                      sigc::bind(
1825 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1826 //                              Duck::TYPE_POSITION
1827 //                      )
1828 //              );
1829 //
1830 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Vertex Ducks"),Gtk::AccelKey('2',Gdk::MOD1_MASK)));
1831 //              duck_mask_vertex=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1832 //              duck_mask_vertex->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_VERTEX));
1833 //              duck_mask_vertex->signal_toggled().connect(
1834 //                      sigc::bind(
1835 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1836 //                              Duck::TYPE_VERTEX
1837 //                      )
1838 //              );
1839 //
1840 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Tangent Ducks"),Gtk::AccelKey('3',Gdk::MOD1_MASK)));
1841 //              duck_mask_tangent=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1842 //              duck_mask_tangent->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_TANGENT));
1843 //              duck_mask_tangent->signal_toggled().connect(
1844 //                      sigc::bind(
1845 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1846 //                              Duck::TYPE_TANGENT
1847 //                      )
1848 //              );
1849 //
1850 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Radius Ducks"),Gtk::AccelKey('4',Gdk::MOD1_MASK)));
1851 //              duck_mask_radius=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1852 //              duck_mask_radius->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_RADIUS));
1853 //              duck_mask_radius->signal_toggled().connect(
1854 //                      sigc::bind(
1855 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1856 //                              Duck::TYPE_RADIUS
1857 //                      )
1858 //              );
1859 //
1860 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Width Ducks"),Gtk::AccelKey('5',Gdk::MOD1_MASK)));
1861 //              duck_mask_width=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1862 //              duck_mask_width->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_WIDTH));
1863 //              duck_mask_width->signal_toggled().connect(
1864 //                      sigc::bind(
1865 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1866 //                              Duck::TYPE_WIDTH
1867 //                      )
1868 //              );
1869 //
1870 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Angle Ducks"),Gtk::AccelKey('6',Gdk::MOD1_MASK)));
1871 //              duck_mask_angle=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1872 //              duck_mask_angle->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_ANGLE));
1873 //              duck_mask_angle->signal_toggled().connect(
1874 //                      sigc::bind(
1875 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1876 //                              Duck::TYPE_ANGLE
1877 //                      )
1878 //              );
1879 //
1880 //              viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Mask Ducks"),duckmaskmenu));
1881 //      }
1882 //
1883 //      // Preview Quality Menu
1884 //      if(1)
1885 //      {
1886 //              qualitymenu.items().push_back(Gtk::Menu_Helpers::TearoffMenuElem());
1887 //              int i;
1888 //              qualitymenu.items().push_back(Gtk::Menu_Helpers::MenuElem(strprintf(_("Use Parametric Renderer"),0),
1889 //                      sigc::bind(
1890 //                              sigc::mem_fun(*work_area, &studio::WorkArea::set_quality),
1891 //                              0
1892 //                      )
1893 //              ));
1894 //              for(i=1;i<=10;i++)
1895 //              {
1896 //                      qualitymenu.items().push_back(Gtk::Menu_Helpers::MenuElem(strprintf(_("Set Quality to %d"),i),Gtk::AccelKey('0'+(i%10),Gdk::CONTROL_MASK),
1897 //                              sigc::bind(
1898 //                                      sigc::mem_fun(*work_area, &studio::WorkArea::set_quality),
1899 //                                      i
1900 //                              )
1901 //                      ));
1902 //              }
1903 //              viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Preview Quality"),qualitymenu));
1904 //      }
1905 //
1906 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::Stock::MEDIA_PLAY,
1907 //              sigc::mem_fun(*this, &studio::CanvasView::play)));
1908 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("Flipbook Dialog"),
1909 //              sigc::mem_fun(*preview_dialog, &studio::Dialog_Preview::present)));
1910 //
1911 //      viewmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1912 //
1913 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Toggle Grid Show"),Gtk::AccelKey('g',Gdk::CONTROL_MASK),
1914 //              sigc::mem_fun(*work_area, &studio::WorkArea::toggle_grid)));
1915 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Toggle Grid Snap"),Gtk::AccelKey('l',Gdk::CONTROL_MASK),
1916 //              sigc::mem_fun(*work_area, &studio::WorkArea::toggle_grid_snap)));
1917 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Toggle Guide Snap"),Gtk::AccelKey('k',Gdk::CONTROL_MASK),
1918 //              sigc::mem_fun(*work_area, &studio::WorkArea::toggle_guide_snap)));
1919 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Toggle Low-Res"),Gtk::AccelKey('`',Gdk::CONTROL_MASK),
1920 //              sigc::mem_fun(*work_area, &studio::WorkArea::toggle_low_resolution_flag)));
1921 //
1922 //      viewmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1923 //
1924 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-in"),Gtk::AccelKey('=',static_cast<Gdk::ModifierType>(0)),
1925 //              sigc::mem_fun(*work_area, &studio::WorkArea::zoom_in)));
1926 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-out"),Gtk::AccelKey('-',static_cast<Gdk::ModifierType>(0)),
1927 //              sigc::mem_fun(*work_area, &studio::WorkArea::zoom_out)));
1928 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-fit"),
1929 //              sigc::mem_fun(*work_area, &studio::WorkArea::zoom_fit)));
1930 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-100"),Gtk::AccelKey('`',static_cast<Gdk::ModifierType>(0)),
1931 //              sigc::mem_fun(*work_area, &studio::WorkArea::zoom_norm)));
1932 //      viewmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1933 //
1934 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-in"),Gtk::AccelKey('+',static_cast<Gdk::ModifierType>(0)),
1935 //              sigc::mem_fun(*this, &studio::CanvasView::time_zoom_in)));
1936 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-out"),Gtk::AccelKey('_',static_cast<Gdk::ModifierType>(0)),
1937 //              sigc::mem_fun(*this, &studio::CanvasView::time_zoom_out)));
1938 //
1939 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Jump to Next Keyframe"),Gtk::AccelKey(']',static_cast<Gdk::ModifierType>(0)),
1940 //              sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_next_keyframe)));
1941 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Jump to Prev Keyframe"),Gtk::AccelKey('[',static_cast<Gdk::ModifierType>(0)),
1942 //              sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_prev_keyframe)));
1943 //
1944 //      mainmenu.items().push_back(Gtk::Menu_Helpers::TearoffMenuElem());
1945 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_File"),filemenu));
1946 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Edit"),editmenu));
1947 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_View"),viewmenu));
1948 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Canvas"),canvasmenu));
1949 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Layer"),layermenu));
1950 //
1951 //      mainmenu.accelerate(*this);
1952 //
1953 ///*
1954 //      {
1955 //
1956 //              trackmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("New Waypoint"),NOT_IMPLEMENTED_SLOT));
1957 //              trackmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Delete Waypoint"),NOT_IMPLEMENTED_SLOT));
1958 //              trackmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Export"),NOT_IMPLEMENTED_SLOT));
1959 //              trackmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1960 //              trackmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Properties"),NOT_IMPLEMENTED_SLOT));
1961 //      }
1962 //*/
1963 //      mainmenu.show();
1964 //      filemenu.show();
1965 //      editmenu.show();
1966 //      canvasmenu.show();
1967 //      layermenu.show();
1968 //
1969 //      keyframemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-properties"),
1970 //              sigc::mem_fun(*this,&studio::CanvasView::show_keyframe_dialog)
1971 //      ));
1972 //
1973 //
1974 //      get_accel_group()->unlock();
1975 //
1976 //      //Set the accelerator paths for all the menus
1977 //      filemenu.set_accel_path("<synfig>/File");
1978 //      editmenu.set_accel_path("<synfig>/Edit");
1979 //      layermenu.set_accel_path("<synfig>/Layer");
1980 //      //mainmenu.set_accel_path("<synfig-main>");
1981 //      canvasmenu.set_accel_path("<synfig>/Canvas");
1982 //      viewmenu.set_accel_path("<synfig>/View");
1983 //      duckmaskmenu.set_accel_path("<synfig>/DuckMask");
1984 #endif
1985 }
1986
1987 void
1988 CanvasView::on_select_layers()
1989 {
1990         Canvas::Handle canvas(get_canvas());
1991         for (CanvasBase::iterator iter = canvas->begin(); iter != canvas->end(); iter++)
1992                 layer_tree->select_all_children_layers(*iter);
1993 }
1994
1995 void
1996 CanvasView::on_unselect_layers()
1997 {
1998         layer_tree->clear_selected_layers();
1999 }
2000
2001 void
2002 CanvasView::show_keyframe_dialog()
2003 {
2004         Glib::RefPtr<Gtk::TreeSelection> selection(keyframe_tree->get_selection());
2005         if(selection->get_selected())
2006         {
2007                 Gtk::TreeRow row(*selection->get_selected());
2008
2009                 Keyframe keyframe(row[keyframe_tree->model.keyframe]);
2010
2011                 keyframe_dialog.set_keyframe(keyframe);
2012                 keyframe_dialog.present();
2013         }
2014 }
2015
2016 void
2017 CanvasView::add_layer(synfig::String x)
2018 {
2019         Canvas::Handle canvas;
2020
2021         synfigapp::SelectionManager::LayerList layer_list(get_selection_manager()->get_selected_layers());
2022
2023         int target_depth(0);
2024
2025         if(layer_list.empty())
2026         {
2027                 canvas=get_canvas();
2028         }
2029         else
2030         {
2031                 canvas=(*layer_list.begin())->get_canvas();
2032                 target_depth=canvas->get_depth(*layer_list.begin());
2033         }
2034
2035         Layer::Handle layer(canvas_interface()->add_layer_to(x,canvas,target_depth));
2036         if(layer)
2037         {
2038                 get_selection_manager()->clear_selected_layers();
2039                 get_selection_manager()->set_selected_layer(layer);
2040         }
2041 }
2042
2043 void
2044 CanvasView::popup_layer_menu(synfig::Layer::Handle layer)
2045 {
2046         //Gtk::Menu* menu(manage(new Gtk::Menu));
2047         Gtk::Menu* menu(&parammenu);
2048         menu->items().clear();
2049
2050         synfigapp::Action::ParamList param_list;
2051         param_list.add("time",canvas_interface()->get_time());
2052         param_list.add("canvas",Canvas::Handle(layer->get_canvas()));
2053         param_list.add("canvas_interface",canvas_interface());
2054         param_list.add("layer",layer);
2055
2056         //Gtk::Menu *newlayers(manage(new Gtk::Menu()));
2057         //build_new_layer_menu(*newlayers);
2058
2059         //parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("New Layer"),*newlayers));
2060
2061         if(layer->get_name()=="PasteCanvas")
2062         {
2063                 menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Select All Children"),
2064                         sigc::bind(
2065                                 sigc::mem_fun(
2066                                         *layer_tree,
2067                                         &studio::LayerTree::select_all_children_layers
2068                                 ),
2069                                 layer
2070                         )
2071                 ));
2072         }
2073
2074         add_actions_to_menu(menu, param_list,synfigapp::Action::CATEGORY_LAYER);
2075
2076         menu->popup(3,gtk_get_current_event_time());
2077 }
2078
2079 void
2080 CanvasView::register_layer_type(synfig::Layer::Book::value_type &/*lyr*/,std::map<synfig::String,Gtk::Menu*>* /*category_map*/)
2081 {
2082 /*      if(lyr.second.category==CATEGORY_DO_NOT_USE)
2083                 return;
2084
2085         if(category_map->count(lyr.second.category)==0)
2086                 (*category_map)[lyr.second.category]=manage(new Gtk::Menu());
2087
2088         (*category_map)[lyr.second.category]->items().push_back(Gtk::Menu_Helpers::MenuElem(lyr.second.local_name,
2089                 sigc::hide_return(
2090                         sigc::bind(
2091                                 sigc::mem_fun(*this,&studio::CanvasView::add_layer),
2092                                 lyr.first
2093                         )
2094                 )
2095         ));
2096 */
2097 }
2098
2099 void
2100 CanvasView::build_new_layer_menu(Gtk::Menu &/*menu*/)
2101 {
2102 /*
2103         std::map<synfig::String,Gtk::Menu*> category_map;
2104
2105         std::for_each(
2106                 synfig::Layer::book().begin(),
2107                 synfig::Layer::book().end(),
2108                 sigc::bind(
2109                         sigc::mem_fun(
2110                                 *this,
2111                                 &studio::CanvasView::register_layer_type
2112                         ),
2113                         &category_map
2114                 )
2115         );
2116
2117         menu.items().clear();
2118         menu.items().push_back(Gtk::Menu_Helpers::TearoffMenuElem());
2119
2120         std::map<synfig::String,Gtk::Menu*>::iterator iter;
2121         for(iter=category_map.begin();iter!=category_map.end();++iter)
2122                 menu.items().push_back(Gtk::Menu_Helpers::MenuElem(iter->first,*iter->second));
2123
2124         menu.show();
2125 */
2126 }
2127
2128 void
2129 CanvasView::popup_main_menu()
2130 {
2131         //mainmenu.popup(0,gtk_get_current_event_time());
2132         Gtk::Menu* menu = dynamic_cast<Gtk::Menu*>(App::ui_manager()->get_widget("/menu-main"));
2133         if(menu)
2134         {
2135                 //menu->set_accel_group(App::ui_manager()->get_accel_group());
2136                 //menu->accelerate(*this);
2137                 menu->popup(0,gtk_get_current_event_time());
2138         }
2139 }
2140
2141 void
2142 CanvasView::on_refresh_pressed()
2143 {
2144         rebuild_tables();
2145         rebuild_ducks();
2146         work_area->queue_render_preview();
2147 }
2148
2149 void
2150 CanvasView::workarea_layer_selected(synfig::Layer::Handle layer)
2151 {
2152         get_selection_manager()->clear_selected_layers();
2153         if(layer)
2154                 get_selection_manager()->set_selected_layer(layer);
2155 }
2156
2157 void
2158 CanvasView::refresh_rend_desc()
2159 {
2160         current_time_widget->set_fps(get_canvas()->rend_desc().get_frame_rate());
2161
2162         //????
2163         //synfig::info("Canvasview: Refreshing render desc info");
2164         if(!get_time().is_equal(time_adjustment().get_value()))
2165         {
2166                 time_adjustment().set_value(get_time());
2167                 time_adjustment().value_changed();
2168         }
2169
2170         Time length(get_canvas()->rend_desc().get_time_end()-get_canvas()->rend_desc().get_time_start());
2171         if(length<DEFAULT_TIME_WINDOW_SIZE)
2172         {
2173                 time_window_adjustment().set_page_increment(length);
2174                 time_window_adjustment().set_page_size(length);
2175         }
2176         else
2177         {
2178                 time_window_adjustment().set_page_increment(DEFAULT_TIME_WINDOW_SIZE);
2179                 time_window_adjustment().set_page_size(DEFAULT_TIME_WINDOW_SIZE);
2180         }
2181
2182         //set the FPS of the timeslider
2183         timeslider->set_global_fps(get_canvas()->rend_desc().get_frame_rate());
2184
2185         //set the beginning and ending time of the time slider
2186         Time begin_time=get_canvas()->rend_desc().get_time_start();
2187         Time end_time=get_canvas()->rend_desc().get_time_end();
2188
2189         // Setup the time_window adjustment
2190         time_window_adjustment().set_lower(begin_time);
2191         time_window_adjustment().set_upper(end_time);
2192         time_window_adjustment().set_step_increment(synfig::Time(1.0/get_canvas()->rend_desc().get_frame_rate()));
2193
2194         //Time length(get_canvas()->rend_desc().get_time_end()-get_canvas()->rend_desc().get_time_start());
2195         if(length < time_window_adjustment().get_page_size())
2196         {
2197                 time_window_adjustment().set_page_increment(length);
2198                 time_window_adjustment().set_page_size(length);
2199         }
2200
2201         /*synfig::info("w: %p - [%.3f,%.3f] (%.3f,%.3f) child: %p\n",
2202                                 &time_window_adjustment_, time_window_adjustment_.get_lower(),
2203                                 time_window_adjustment_.get_upper(),time_window_adjustment_.get_value(),
2204                                 time_window_adjustment_.get_page_size(),time_window_adjustment_.get_child_adjustment()
2205         );*/
2206
2207         time_window_adjustment().changed(); //only non-value stuff was changed
2208
2209         // Setup the time adjustment
2210
2211         //NOTE THESE TWO SHOULD BE CHANGED BY THE changed() CALL ABOVE
2212         //time_adjustment().set_lower(time_window_adjustment().get_value());
2213         //time_adjustment().set_upper(time_window_adjustment().get_value()+time_window_adjustment().get_page_size());
2214
2215 //      time_adjustment().set_lower(get_canvas()->rend_desc().get_time_start());
2216 //      time_adjustment().set_upper(get_canvas()->rend_desc().get_time_end());
2217         time_adjustment().set_step_increment(synfig::Time(1.0/get_canvas()->rend_desc().get_frame_rate()));
2218         time_adjustment().set_page_increment(synfig::Time(1.0));
2219         time_adjustment().set_page_size(0);
2220
2221         time_adjustment().changed();
2222
2223         /*synfig::info("w: %p - [%.3f,%.3f] (%.3f,%.3f) child: %p\n",
2224                                 &time_window_adjustment_, time_window_adjustment_.get_lower(),
2225                                 time_window_adjustment_.get_upper(),time_window_adjustment_.get_value(),
2226                                 time_window_adjustment_.get_page_size(),time_window_adjustment_.get_child_adjustment()
2227         );      */
2228
2229         if(begin_time==end_time)
2230         {
2231                 hide_timebar();
2232         }
2233         else
2234         {
2235                 show_timebar();
2236         }
2237
2238         //clamp time to big bounds...
2239         if(time_window_adjustment().get_value() < begin_time)
2240         {
2241                 time_window_adjustment().set_value(begin_time);
2242                 time_window_adjustment().value_changed();
2243         }
2244
2245         if(time_window_adjustment().get_value() + time_window_adjustment().get_page_size() > end_time)
2246         {
2247                 time_window_adjustment().set_value(end_time - time_window_adjustment().get_page_size());
2248                 time_window_adjustment().value_changed();
2249         }
2250
2251         if(time_adjustment().get_value() < begin_time)
2252         {
2253                 time_adjustment().set_value(begin_time);
2254                 time_adjustment().value_changed();
2255         }
2256
2257         if(time_adjustment().get_value() > end_time)
2258         {
2259                 time_adjustment().set_value(end_time);
2260                 time_adjustment().value_changed();
2261         }
2262
2263         /*synfig::info("Time stats: \n"
2264                                 "w: %p - [%.3f,%.3f] (%.3f,%.3f) child: %p\n"
2265                                 "t: %p - [%.3f,%.3f] %.3f",
2266                                 &time_window_adjustment_, time_window_adjustment_.get_lower(),
2267                                 time_window_adjustment_.get_upper(),time_window_adjustment_.get_value(),
2268                                 time_window_adjustment_.get_page_size(),time_window_adjustment_.get_child_adjustment(),
2269                                 &time_adjustment_,time_adjustment_.get_lower(),time_adjustment_.get_upper(),
2270                                 time_adjustment_.get_value()
2271         );*/
2272
2273         work_area->queue_render_preview();
2274 }
2275
2276 bool
2277 CanvasView::close_view()
2278 {
2279         if(get_instance()->get_visible_canvases()==1)
2280                 close_instance();
2281         else
2282                 hide();
2283         return false;
2284 }
2285
2286 static bool _close_instance(etl::handle<Instance> instance)
2287 {
2288         etl::handle<Instance> argh(instance);
2289         instance->safe_close();
2290         synfig::info("closed");
2291         return false;
2292 }
2293
2294 bool
2295 CanvasView::close_instance()
2296 {
2297 #ifdef SINGLE_THREADED
2298         if (get_work_area()->get_updating())
2299         {
2300                 get_work_area()->stop_updating(true); // stop and mark as cancelled
2301
2302                 // give the workarea chances to stop updating
2303                 Glib::signal_timeout().connect(
2304                         sigc::mem_fun(*this, &CanvasView::close_instance),
2305                         250);
2306         }
2307         else
2308 #endif
2309                 Glib::signal_timeout().connect(
2310                         sigc::bind(sigc::ptr_fun(_close_instance),
2311                                            (etl::handle<Instance>)get_instance()),
2312                         250);
2313         return false;
2314 }
2315
2316 handle<CanvasView>
2317 CanvasView::create(etl::loose_handle<Instance> instance, etl::handle<synfig::Canvas> canvas)
2318 {
2319         etl::handle<studio::CanvasView> view(new CanvasView(instance,instance->synfigapp::Instance::find_canvas_interface(canvas)));
2320         instance->canvas_view_list().push_front(view);
2321         instance->signal_canvas_view_created()(view.get());
2322         return view;
2323 }
2324
2325 void
2326 CanvasView::update_title()
2327 {
2328         string title;
2329
2330         title = strprintf("%s%s\"%s\"",
2331                                           (
2332                                                   get_instance()->get_action_count()
2333                                                   ? "*"
2334                                                   : ""
2335                                           ), (
2336                                                   get_instance()->has_real_filename()
2337                                                   ? (etl::basename(get_instance()->get_file_name()) + " : ").c_str()
2338                                                   : ""
2339                                           ), (
2340                                                   get_canvas()->get_name().empty()
2341                                                   ? get_canvas()->get_id().c_str()
2342                                                   : get_canvas()->get_name().c_str()
2343                                           ));
2344
2345         if(get_instance()->synfigapp::Instance::in_repository())
2346         {
2347                 title+=" (CVS";
2348                 if(get_instance()->synfigapp::Instance::is_modified())
2349                         title+=_("-MODIFIED");
2350                 if(get_instance()->synfigapp::Instance::is_updated())
2351                         title+=_("-UPDATED");
2352                 title+=')';
2353         }
2354
2355         if(get_canvas()->is_root())
2356                 title+=_(" (Root)");
2357
2358         set_title(title);
2359 }
2360
2361 void
2362 CanvasView::on_hide()
2363 {
2364         smach_.egress();
2365         Gtk::Window::on_hide();
2366 }
2367
2368 void
2369 CanvasView::present()
2370 {
2371         grab_focus();//on_focus_in_event(0);
2372         Gtk::Window::present();
2373 }
2374
2375 bool
2376 CanvasView::on_focus_in_event(GdkEventFocus*x)
2377 {
2378         if(studio::App::get_selected_canvas_view()!=this)
2379         {
2380                 if(studio::App::get_selected_canvas_view())
2381                 {
2382                         studio::App::get_selected_canvas_view()->get_smach().process_event(EVENT_YIELD_TOOL_OPTIONS);
2383                         App::ui_manager()->remove_action_group(App::get_selected_canvas_view()->action_group);
2384                 }
2385
2386                 get_smach().process_event(EVENT_REFRESH_TOOL_OPTIONS);
2387
2388                 studio::App::set_selected_canvas_view(this);
2389
2390                 App::ui_manager()->insert_action_group(action_group);
2391         }
2392
2393         // HACK ... Questionable...?
2394         if(x)
2395                 return Gtk::Window::on_focus_in_event(x);
2396
2397         return true;
2398 }
2399
2400 bool
2401 CanvasView::on_focus_out_event(GdkEventFocus*x)
2402 {
2403         //App::ui_manager()->remove_action_group(action_group);
2404         //App::ui_manager()->ensure_update();
2405         return Gtk::Window::on_focus_out_event(x);
2406 }
2407
2408 void
2409 CanvasView::refresh_tables()
2410 {
2411 //      if(layer_tree_store_)layer_tree_store_->refresh();
2412 //      if(children_tree_store_)children_tree_store_->refresh();
2413 }
2414
2415 void
2416 CanvasView::rebuild_tables()
2417 {
2418 //      layer_tree_store_->rebuild();
2419 //      children_tree_store_->rebuild();
2420 }
2421
2422 void
2423 CanvasView::build_tables()
2424 {
2425 //      layer_tree_store_->rebuild();
2426 //      children_tree_store_->rebuild();
2427 }
2428
2429 void
2430 CanvasView::on_layer_toggle(synfig::Layer::Handle layer)
2431 {
2432         synfigapp::Action::Handle action(synfigapp::Action::create("LayerActivate"));
2433         assert(action);
2434
2435         if(!action)
2436                 return;
2437
2438         action->set_param("canvas",Canvas::Handle(layer->get_canvas()));
2439         if(!action->set_param("canvas_interface",canvas_interface()))
2440 //      if(!action->set_param("canvas_interface",get_instance()->find_canvas_interface(layer->get_canvas())))
2441                 synfig::error("LayerActivate didn't like CanvasInterface...?");
2442         action->set_param("time",get_time());
2443         action->set_param("layer",layer);
2444         action->set_param("new_status",!layer->active());
2445
2446         assert(action->is_ready());
2447
2448         canvas_interface()->get_instance()->perform_action(action);
2449 }
2450
2451 void
2452 CanvasView::popup_param_menu(synfigapp::ValueDesc value_desc, float location, bool bezier)
2453 {
2454         parammenu.items().clear();
2455         get_instance()->make_param_menu(&parammenu,get_canvas(),value_desc,location,bezier);
2456
2457         parammenu.popup(3,gtk_get_current_event_time());
2458 }
2459
2460 void
2461 CanvasView::add_actions_to_menu(Gtk::Menu *menu, const synfigapp::Action::ParamList &param_list,synfigapp::Action::Category category)const
2462 {
2463         get_instance()->add_actions_to_menu(menu, param_list, category);
2464 }
2465
2466 bool
2467 CanvasView::on_layer_user_click(int button, Gtk::TreeRow /*row*/, LayerTree::ColumnID /*column_id*/)
2468 {
2469         switch(button)
2470         {
2471         case 3:
2472                 {
2473                         Gtk::MenuItem* menu = dynamic_cast<Gtk::MenuItem*>(App::ui_manager()->get_widget("/menu-main/menu-layer"));
2474                         if(menu && menu->get_submenu())
2475                         {
2476                                 //menu->set_accel_group(App::ui_manager()->get_accel_group());
2477                                 //menu->accelerate(*this);
2478                                 menu->get_submenu()->popup(button,gtk_get_current_event_time());
2479                         }
2480
2481                         #if 0
2482                         bool multiple_selected=true;
2483
2484                         if(layer_tree->get_selection()->count_selected_rows()<=1)
2485                                 multiple_selected=false;
2486
2487                         // If the clicked row is not selected, then unselect
2488                         // everything that isn't selected and select this row
2489                         if(multiple_selected && !layer_tree->get_selection()->is_selected(row))
2490                         {
2491                                 layer_tree->get_selection()->unselect_all();
2492                                 layer_tree->get_selection()->select(row);
2493                                 multiple_selected=false;
2494                         }
2495
2496                         if(column_id==COLUMNID_TIME_TRACK)
2497                                 return false;
2498
2499                         //synfigapp::ValueDesc value_desc(row[layer_param_tree_model.value_desc]);
2500                         //ValueNode::Handle value_node(row[layer_param_tree_model.value_node]);
2501                         //ValueNode::Handle parent_value_node;
2502                         //ValueBase value=row[layer_param_tree_model.value];
2503
2504                         //if(row.parent())
2505                         //{
2506                         //      parent_value_node=(*row.parent())[layer_tree_model.value_node];
2507                         //}
2508
2509                         {
2510                                 Layer::Handle layer(row[layer_tree_model.layer]);
2511                                 synfigapp::Action::ParamList param_list;
2512                                 param_list.add("time",canvas_interface()->get_time());
2513                                 param_list.add("canvas",Canvas::Handle(row[layer_tree_model.canvas]));
2514                                 param_list.add("canvas_interface",canvas_interface());
2515                                 if(!multiple_selected)
2516                                         param_list.add("layer",layer);
2517                                 else
2518                                 {
2519                                         synfigapp::SelectionManager::LayerList layer_list(get_selection_manager()->get_selected_layers());
2520                                         synfigapp::SelectionManager::LayerList::iterator iter;
2521
2522                                         for(iter=layer_list.begin();iter!=layer_list.end();++iter)
2523                                                 param_list.add("layer",Layer::Handle(*iter));
2524                                 }
2525
2526                                 parammenu.items().clear();
2527
2528                                 Gtk::Menu *newlayers(manage(new Gtk::Menu()));
2529                                 // do we need this?  the code is all #ifdef'ed out anyway
2530                                 // newlayers->signal_hide().connect(sigc::bind(sigc::ptr_fun(&delete_widget), newlayers));
2531                                 build_new_layer_menu(*newlayers);
2532
2533                                 parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("New Layer"),*newlayers));
2534                                 if(!multiple_selected && layer->get_name()=="PasteCanvas")
2535                                 {
2536                                         parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Select All Children"),
2537                                                 sigc::bind(
2538                                                         sigc::mem_fun(
2539                                                                 *layer_tree,
2540                                                                 &studio::LayerTree::select_all_children_layers
2541                                                         ),
2542                                                         layer
2543                                                 )
2544                                         ));
2545                                 }
2546
2547                                 add_actions_to_menu(&parammenu, param_list,synfigapp::Action::CATEGORY_LAYER);
2548                                 parammenu.popup(button,gtk_get_current_event_time());
2549                                 return true;
2550                         }
2551 /*
2552                         else if(column_id==LayerTree::COLUMNID_TIME_TRACK && value_node && handle<synfig::ValueNode_Animated>::cast_dynamic(value_node))
2553                         {
2554                                 // Right-click on time track with animated
2555 //                              trackmenu.popup(0,0);
2556                                 return true;
2557                         }
2558                         else
2559                         {
2560                                 if(!multiple_selected)
2561                                 {
2562                                         popup_param_menu(value_desc);
2563                                         return true;
2564                                 }
2565                                 else
2566                                 {
2567 #warning update me!
2568 #if 0
2569                                         parammenu.items().clear();
2570                                         parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Connect"),
2571                                                 hide_return(sigc::mem_fun(*canvas_interface().get(),&synfigapp::CanvasInterface::connect_selected_layer_params))
2572                                         ));
2573                                         parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Disconnect"),
2574                                                 hide_return(sigc::mem_fun(*canvas_interface().get(),&synfigapp::CanvasInterface::disconnect_selected_layer_params))
2575                                         ));
2576                                         parammenu.popup(0,0);
2577 #endif
2578                                 }
2579                                 return true;
2580                         }
2581                 */
2582 #endif
2583 }
2584                 return true;
2585                 break;
2586
2587         default:
2588                 return false;
2589                 break;
2590         }
2591 }
2592
2593 bool
2594 CanvasView::on_children_user_click(int button, Gtk::TreeRow row, ChildrenTree::ColumnID column_id)
2595 {
2596         switch(button)
2597         {
2598         case 3:
2599                 {
2600                         if(column_id==COLUMNID_TIME_TRACK)
2601                                 return false;
2602                         if(!(bool)row[children_tree_model.is_canvas])
2603                         {
2604                                 synfigapp::ValueDesc value_desc=row[children_tree_model.value_desc];
2605                                 if (!value_desc)
2606                                 {
2607                                         //! \todo fix properly -- what is the child dialog for?
2608                                         synfig::info("preventing child dialog right-click crash");
2609                                         return true;
2610                                 }
2611                                 assert(value_desc);
2612                                 popup_param_menu(value_desc);
2613                                 return true;
2614                         }
2615                 }
2616                 return true;
2617                 break;
2618
2619         default:
2620                 return false;
2621                 break;
2622         }
2623 }
2624
2625 bool
2626 CanvasView::on_keyframe_tree_event(GdkEvent *event)
2627 {
2628     switch(event->type)
2629     {
2630         case GDK_BUTTON_PRESS:
2631                 switch(event->button.button)
2632                 {
2633                         case 3:
2634                         {
2635                                 //keyframemenu.popup(event->button.button,gtk_get_current_event_time());
2636                                 return true;
2637                         }
2638                         break;
2639                 }
2640                 break;
2641         case GDK_MOTION_NOTIFY:
2642                 break;
2643         case GDK_BUTTON_RELEASE:
2644                 break;
2645         default:
2646                 break;
2647         }
2648         return false;
2649 }
2650
2651 void
2652 CanvasView::refresh_time_window()
2653 {
2654         //THESE SHOULD AUTOMATICALLY BE TAKEN CARE OF
2655         //time_adjustment().set_lower(time_window_adjustment().get_value());
2656         //time_adjustment().set_upper(time_window_adjustment().get_value()+time_window_adjustment().get_page_size());
2657
2658         time_adjustment().set_page_increment(1.0); // One second
2659         time_adjustment().set_page_size(0);
2660
2661         if(get_canvas())
2662                 time_adjustment().set_step_increment(1.0/get_canvas()->rend_desc().get_frame_rate());
2663         time_adjustment().changed();
2664
2665         //NOTE THIS SHOULD HOOK INTO THE CORRECT SIGNALS...
2666         if(children_tree)
2667                 children_tree->queue_draw();
2668 }
2669
2670 void
2671 CanvasView::on_time_changed()
2672 {
2673         Time time(get_time());
2674
2675         current_time_widget->set_value(time);
2676         try {
2677                 get_canvas()->keyframe_list().find(time);
2678                 current_time_widget->modify_text(Gtk::STATE_NORMAL,Gdk::Color("#FF0000"));
2679         }catch(...){
2680                 current_time_widget->modify_text(Gtk::STATE_NORMAL,Gdk::Color("#000000"));
2681         }
2682
2683         if(get_time() != time_adjustment().get_value())
2684         {
2685                 //Recenters the window, causing it to jump (possibly undesirably... but whatever)
2686                 if(time < time_window_adjustment().get_value() ||
2687                         time > time_window_adjustment().get_value()+time_window_adjustment().get_page_size())
2688                 {
2689                         time_window_adjustment().set_value(
2690                                 time-time_window_adjustment().get_page_size()/2
2691                         );
2692                 }
2693                 time_adjustment().set_value(time);
2694                 time_adjustment().value_changed();
2695
2696                 // Shouldn't these trees just hook into
2697                 // the time changed signal...?
2698                 //YES THEY SHOULD...
2699                 if(layer_tree)layer_tree->queue_draw();
2700                 if(children_tree)children_tree->queue_draw();
2701         }
2702 }
2703
2704 void
2705 CanvasView::time_zoom_in()
2706 {
2707         float frame_rate = get_canvas()->rend_desc().get_frame_rate();
2708         Time min_page_size = 2/frame_rate;
2709
2710         time_window_adjustment().set_page_size(time_window_adjustment().get_page_size()*0.75);
2711         if (time_window_adjustment().get_page_size() < min_page_size)
2712                 time_window_adjustment().set_page_size(min_page_size);
2713         time_window_adjustment().set_page_increment(time_window_adjustment().get_page_size());
2714         time_window_adjustment().changed();
2715
2716         refresh_time_window();
2717 }
2718
2719 void
2720 CanvasView::time_zoom_out()
2721 {
2722         Time length = (get_canvas()->rend_desc().get_time_end() -
2723                                    get_canvas()->rend_desc().get_time_start());
2724
2725         time_window_adjustment().set_page_size(time_window_adjustment().get_page_size()/0.75);
2726         if (time_window_adjustment().get_page_size() > length)
2727                 time_window_adjustment().set_page_size(length);
2728         time_window_adjustment().set_page_increment(time_window_adjustment().get_page_size());
2729         time_window_adjustment().changed();
2730
2731         refresh_time_window();
2732 }
2733
2734 void
2735 CanvasView::time_was_changed()
2736 {
2737         synfig::Time time((synfig::Time)(double)time_adjustment().get_value());
2738         set_time(time);
2739 }
2740
2741 void
2742 CanvasView::on_edited_value(synfigapp::ValueDesc value_desc,synfig::ValueBase new_value)
2743 {
2744         canvas_interface()->change_value(value_desc,new_value);
2745 }
2746
2747 /*
2748 void
2749 CanvasView::on_children_edited_value(const Glib::ustring&path_string,synfig::ValueBase value)
2750 {
2751         Gtk::TreePath path(path_string);
2752
2753         const Gtk::TreeRow row = *(children_tree->get_model()->get_iter(path));
2754
2755         assert((bool)row[children_tree_model.is_value_node]);
2756
2757         synfigapp::ValueDesc value_desc=row[children_tree_model.value_desc];
2758         assert(value_desc);
2759
2760         on_edited_value(value_desc,value);
2761 }
2762 */
2763
2764 void
2765 CanvasView::on_id_changed()
2766 {
2767         update_title();
2768 }
2769
2770 void
2771 CanvasView::on_mode_changed(synfigapp::CanvasInterface::Mode mode)
2772 {
2773         // If the animate flag was set in mode...
2774         Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
2775         if(mode&synfigapp::MODE_ANIMATE)
2776         {
2777                 Gtk::Image *icon;
2778                 icon=manage(new Gtk::Image(Gtk::StockID("gtk-no"),iconsize));
2779                 animatebutton->remove();
2780                 animatebutton->add(*icon);
2781                 tooltips.set_tip(*animatebutton,_("In Animate Editing Mode"));
2782                 icon->set_padding(0,0);
2783                 icon->show();
2784         }
2785         else
2786         {
2787                 Gtk::Image *icon;
2788                 icon=manage(new Gtk::Image(Gtk::StockID("gtk-yes"),iconsize));
2789                 animatebutton->remove();
2790                 animatebutton->add(*icon);
2791                 tooltips.set_tip(*animatebutton,_("Not in Animate Editing Mode"));
2792                 icon->set_padding(0,0);
2793                 icon->show();
2794         }
2795
2796         if((mode&synfigapp::MODE_ANIMATE_FUTURE) && (mode&synfigapp::MODE_ANIMATE_PAST))
2797         {
2798                 Gtk::Image *icon;
2799                 icon=manage(new Gtk::Image(Gtk::StockID("synfig-keyframe_lock_all"),Gtk::ICON_SIZE_BUTTON));
2800                 keyframebutton->remove();
2801                 keyframebutton->add(*icon);
2802                 tooltips.set_tip(*keyframebutton,_("All Keyframes Locked"));
2803                 icon->set_padding(0,0);
2804                 icon->show();
2805         }
2806         else if((mode&synfigapp::MODE_ANIMATE_FUTURE) && !(mode&synfigapp::MODE_ANIMATE_PAST))
2807         {
2808                 Gtk::Image *icon;
2809                 icon=manage(new Gtk::Image(Gtk::StockID("synfig-keyframe_lock_future"),Gtk::ICON_SIZE_BUTTON));
2810                 keyframebutton->remove();
2811                 keyframebutton->add(*icon);
2812                 tooltips.set_tip(*keyframebutton,_("Future Keyframes Locked"));
2813                 icon->set_padding(0,0);
2814                 icon->show();
2815         }
2816         else if(!(mode&synfigapp::MODE_ANIMATE_FUTURE) && (mode&synfigapp::MODE_ANIMATE_PAST))
2817         {
2818                 Gtk::Image *icon;
2819                 icon=manage(new Gtk::Image(Gtk::StockID("synfig-keyframe_lock_past"),Gtk::ICON_SIZE_BUTTON));
2820                 keyframebutton->remove();
2821                 keyframebutton->add(*icon);
2822                 tooltips.set_tip(*keyframebutton,_("Past Keyframes Locked"));
2823                 icon->set_padding(0,0);
2824                 icon->show();
2825         }
2826         else if(!(mode&synfigapp::MODE_ANIMATE_FUTURE) && !(mode&synfigapp::MODE_ANIMATE_PAST))
2827         {
2828                 Gtk::Image *icon;
2829                 icon=manage(new Gtk::Image(Gtk::StockID("synfig-keyframe_lock_none"),Gtk::ICON_SIZE_BUTTON));
2830                 keyframebutton->remove();
2831                 keyframebutton->add(*icon);
2832                 tooltips.set_tip(*keyframebutton,_("No Keyframes Locked"));
2833                 icon->set_padding(0,0);
2834                 icon->show();
2835         }
2836
2837         work_area->queue_draw();
2838 }
2839
2840 void
2841 CanvasView::on_animate_button_pressed()
2842 {
2843         if(get_mode()&synfigapp::MODE_ANIMATE)
2844                 set_mode(get_mode()-synfigapp::MODE_ANIMATE);
2845         else
2846                 set_mode(get_mode()|synfigapp::MODE_ANIMATE);
2847 }
2848
2849 void
2850 CanvasView::on_keyframe_button_pressed()
2851 {
2852         synfigapp::CanvasInterface::Mode mode(get_mode());
2853
2854         //   future && past   -->             past
2855         if((mode&synfigapp::MODE_ANIMATE_FUTURE) && (mode&synfigapp::MODE_ANIMATE_PAST))
2856                 set_mode(get_mode()-synfigapp::MODE_ANIMATE_FUTURE);
2857         //             past   -->   future
2858         else if(!(mode&synfigapp::MODE_ANIMATE_FUTURE) && (mode&synfigapp::MODE_ANIMATE_PAST))
2859                 set_mode((get_mode()-synfigapp::MODE_ANIMATE_PAST)|synfigapp::MODE_ANIMATE_FUTURE);
2860         //   future           -->       (nothing)
2861         else if((mode&synfigapp::MODE_ANIMATE_FUTURE) && !(mode&synfigapp::MODE_ANIMATE_PAST))
2862                 set_mode(get_mode()-synfigapp::MODE_ANIMATE_FUTURE);
2863         //      (nothing)     -->   future && past
2864         else if(!(mode&synfigapp::MODE_ANIMATE_FUTURE) && !(mode&synfigapp::MODE_ANIMATE_PAST))
2865                 set_mode(get_mode()|synfigapp::MODE_ANIMATE_FUTURE|synfigapp::MODE_ANIMATE_PAST);
2866 }
2867
2868 bool
2869 CanvasView::duck_change_param(const synfig::Point &value,synfig::Layer::Handle layer, synfig::String param_name)
2870 {
2871         return canvas_interface()->change_value(synfigapp::ValueDesc(layer,param_name),value);
2872 }
2873
2874 bool
2875 CanvasView::on_duck_changed(const synfig::Point &value,const synfigapp::ValueDesc& value_desc)
2876 {
2877         if (ValueNode_BLineCalcWidth::Handle bline_width = ValueNode_BLineCalcWidth::Handle::cast_dynamic(value_desc.get_value_node()))
2878         {
2879                 Real old_width((*bline_width)(get_time()).get(Real()));
2880                 Real new_width(value.mag());
2881                 int scale_index(bline_width->get_link_index_from_name("scale"));
2882                 Real scale((*(bline_width->get_link(scale_index)))(get_time()).get(Real()));
2883                 return canvas_interface()->change_value(synfigapp::ValueDesc(bline_width,scale_index), new_width * scale / old_width);
2884         }
2885
2886         if (ValueNode_BLineCalcVertex::Handle bline_vertex = ValueNode_BLineCalcVertex::Handle::cast_dynamic(value_desc.get_value_node()))
2887         {
2888                 ValueNode_BLine::Handle bline = ValueNode_BLine::Handle::cast_dynamic(bline_vertex->get_link("bline"));
2889                 Real radius = 0.0;
2890                 if (((*(bline_vertex->get_link("loop")))(get_time()).get(bool()))){
2891                         Real amount_old((*(bline_vertex->get_link("amount")))(get_time()).get(Real()));
2892                         Real amount_new = synfig::find_closest_point((*bline)(get_time()), value, radius, bline->get_loop());
2893                         Real difference = fmod( fmod(amount_new - amount_old, 1.0) + 1.0 , 1.0);
2894                                                         //fmod is called twice to avoid negative values
2895                         if (difference > 0.5) difference=difference-1.0;
2896                         return canvas_interface()->change_value(synfigapp::ValueDesc(bline_vertex,bline_vertex->get_link_index_from_name("amount")), amount_old+difference);
2897
2898                 } else {
2899                         Real amount = synfig::find_closest_point((*bline)(get_time()), value, radius, bline->get_loop());
2900                         return canvas_interface()->change_value(synfigapp::ValueDesc(bline_vertex,bline_vertex->get_link_index_from_name("amount")), amount);
2901                 }
2902         }
2903
2904         if (ValueNode_BLineCalcTangent::Handle bline_tangent = ValueNode_BLineCalcTangent::Handle::cast_dynamic(value_desc.get_value_node()))
2905         {
2906                 switch(value_desc.get_value_type())
2907                 {
2908                 case ValueBase::TYPE_REAL:
2909                 {
2910                         Real old_length = (*bline_tangent)(get_time()).get(Real());
2911                         Real new_length = value.mag();
2912                         int scale_index(bline_tangent->get_link_index_from_name("scale"));
2913                         int fixed_length_index(bline_tangent->get_link_index_from_name("fixed_length"));
2914                         Real scale((*(bline_tangent->get_link(scale_index)))(get_time()).get(Real()));
2915                         bool fixed_length((*(bline_tangent->get_link(fixed_length_index)))(get_time()).get(bool()));
2916                         if (fixed_length)
2917                                 return canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,scale_index), new_length);
2918                         if (old_length == 0)
2919                                 return true;
2920                         return canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,scale_index), new_length * scale / old_length);
2921                 }
2922
2923                 case ValueBase::TYPE_ANGLE:
2924                         assert(0);                      // doesn't happen?
2925                         break;
2926
2927                 case ValueBase::TYPE_VECTOR:
2928                 {
2929                         Vector old_tangent = (*bline_tangent)(get_time()).get(Vector());
2930                         Angle old_angle = old_tangent.angle();
2931                         Real old_length = old_tangent.mag();
2932                         Angle new_angle = value.angle();
2933                         Real new_length = value.mag();
2934                         int offset_index(bline_tangent->get_link_index_from_name("offset"));
2935                         int scale_index(bline_tangent->get_link_index_from_name("scale"));
2936                         int fixed_length_index(bline_tangent->get_link_index_from_name("fixed_length"));
2937                         Angle old_offset((*(bline_tangent->get_link(offset_index)))(get_time()).get(Angle()));
2938                         Real scale((*(bline_tangent->get_link(scale_index)))(get_time()).get(Real()));
2939                         bool fixed_length((*(bline_tangent->get_link(fixed_length_index)))(get_time()).get(bool()));
2940                         if (fixed_length)
2941                         {
2942                                 if (!(canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,scale_index), new_length)))
2943                                         return false;
2944                         }
2945                         else if (old_length != 0 && !(canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,scale_index), new_length * scale / old_length)))
2946                                 return false;
2947                         return canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,offset_index), old_offset + new_angle - old_angle);
2948                 }
2949                 default:
2950                         break;
2951                 }
2952         }
2953
2954         if (ValueNode_Scale::Handle scale_value_node = ValueNode_Scale::Handle::cast_dynamic(value_desc.get_value_node()))
2955         {
2956                 int link_index(scale_value_node->get_link_index_from_name("link"));
2957                 if(scale_value_node->is_invertible(get_time()))
2958                         return canvas_interface()->change_value(
2959                                 synfigapp::ValueDesc(scale_value_node,link_index),
2960                                         scale_value_node->get_inverse(get_time(), value)
2961                                         );
2962                 else
2963                         return false;
2964         }
2965
2966         if (ValueNode_Range::Handle range_value_node = ValueNode_Range::Handle::cast_dynamic(value_desc.get_value_node()))
2967         {
2968                 int link_index(range_value_node->get_link_index_from_name("link"));
2969                 return canvas_interface()->change_value(
2970                         synfigapp::ValueDesc(range_value_node,link_index),
2971                                 range_value_node->get_inverse(get_time(), value)
2972                                 );
2973         }
2974
2975         switch(value_desc.get_value_type())
2976         {
2977         case ValueBase::TYPE_REAL:
2978                 return canvas_interface()->change_value(value_desc,value.mag());
2979         case ValueBase::TYPE_ANGLE:
2980                 return canvas_interface()->change_value(value_desc,Angle::tan(value[1],value[0]));
2981         default:
2982                 return canvas_interface()->change_value(value_desc,value);
2983         }
2984 }
2985
2986 bool
2987 CanvasView::on_duck_angle_changed(const synfig::Angle &rotation,const synfigapp::ValueDesc& value_desc)
2988 {
2989         if (ValueNode_BLineCalcTangent::Handle bline_tangent = ValueNode_BLineCalcTangent::Handle::cast_dynamic(value_desc.get_value_node()))
2990         {
2991                 int offset_index(bline_tangent->get_link_index_from_name("offset"));
2992                 Angle old_offset((*(bline_tangent->get_link(offset_index)))(get_time()).get(Angle()));
2993                 return canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,offset_index), old_offset + rotation);
2994         }
2995
2996         if (ValueNode_Scale::Handle scale_value_node = ValueNode_Scale::Handle::cast_dynamic(value_desc.get_value_node()))
2997         {
2998                 int link_index(scale_value_node->get_link_index_from_name("link"));
2999                 if(scale_value_node->is_invertible(get_time()))
3000                         return canvas_interface()->change_value(
3001                                 synfigapp::ValueDesc(scale_value_node,link_index),
3002                                         scale_value_node->get_inverse(get_time(), rotation)
3003                                         );
3004                 else
3005                         return false;
3006
3007         }
3008         if (ValueNode_Range::Handle range_value_node = ValueNode_Range::Handle::cast_dynamic(value_desc.get_value_node()))
3009         {
3010                 int link_index(range_value_node->get_link_index_from_name("link"));
3011                 return canvas_interface()->change_value(
3012                         synfigapp::ValueDesc(range_value_node,link_index),
3013                                 range_value_node->get_inverse(get_time(), rotation)
3014                                 );
3015         }
3016         // \todo will this really always be the case?
3017         assert(value_desc.get_value_type() == ValueBase::TYPE_ANGLE);
3018         return canvas_interface()->change_value(value_desc, value_desc.get_value(get_time()).get(Angle()) + rotation);
3019 }
3020
3021 void
3022 CanvasView::selected_layer_color_set(synfig::Color color)
3023 {
3024         synfigapp::SelectionManager::LayerList selected_list(get_selection_manager()->get_selected_layers());
3025         synfigapp::SelectionManager::LayerList::iterator iter;
3026
3027         // Create the action group
3028         //synfigapp::PassiveGrouper group(canvas_interface()->get_instance(),_("Set Colors"));
3029
3030         Layer::Handle layer;
3031         for(iter=selected_list.begin();iter!=selected_list.end();++iter)
3032         {
3033                 if(*iter==layer)
3034                         continue;
3035                 layer=*iter;
3036                 on_edited_value(synfigapp::ValueDesc(layer,"color"),color);
3037         }
3038 }
3039
3040 void
3041 CanvasView::rebuild_ducks_layer_(synfig::TransformStack& transform_stack, synfig::Canvas::Handle canvas, std::set<synfig::Layer::Handle>& selected_list)
3042 {
3043         int transforms(0);
3044         String layer_name;
3045
3046 #define QUEUE_REBUILD_DUCKS             sigc::mem_fun(*this,&CanvasView::queue_rebuild_ducks)
3047
3048         if(!canvas)
3049         {
3050                 synfig::warning("CanvasView::rebuild_ducks_layer_(): Layer doesn't have canvas set");
3051                 return;
3052         }
3053         for(Canvas::iterator iter(canvas->begin());iter!=canvas->end();++iter)
3054         {
3055                 Layer::Handle layer(*iter);
3056
3057                 if(selected_list.count(layer))
3058                 {
3059                         if(!curr_transform_stack_set)
3060                         {
3061                                 curr_transform_stack_set=true;
3062                                 curr_transform_stack=transform_stack;
3063                         }
3064
3065                         // This layer is currently selected.
3066                         duck_changed_connections.push_back(layer->signal_changed().connect(QUEUE_REBUILD_DUCKS));
3067
3068                         // do the bounding box thing
3069                         bbox|=transform_stack.perform(layer->get_bounding_rect());
3070
3071                         // Grab the layer's list of parameters
3072                         Layer::ParamList paramlist(layer->get_param_list());
3073
3074                         // Grab the layer vocabulary
3075                         Layer::Vocab vocab=layer->get_param_vocab();
3076                         Layer::Vocab::iterator iter;
3077
3078                         for(iter=vocab.begin();iter!=vocab.end();iter++)
3079                         {
3080                                 if(!iter->get_hidden() && !iter->get_invisible_duck())
3081                                 {
3082                                         synfigapp::ValueDesc value_desc(layer,iter->get_name());
3083                                         work_area->add_to_ducks(value_desc,this,transform_stack,&*iter);
3084                                         if(value_desc.is_value_node())
3085                                                 duck_changed_connections.push_back(value_desc.get_value_node()->signal_changed().connect(QUEUE_REBUILD_DUCKS));
3086                                 }
3087                                 if(iter->get_name()=="color")
3088                                 {
3089                                         /*
3090                                         if(!App::dialog_color->busy())
3091                                         {
3092                                                 App::dialog_color->reset();
3093                                                 App::dialog_color->set_color(layer->get_param("color").get(Color()));
3094                                                 App::dialog_color->signal_edited().connect(
3095                                                         sigc::mem_fun(
3096                                                                 *this,
3097                                                                 &studio::CanvasView::selected_layer_color_set
3098                                                         )
3099                                                 );
3100                                         }
3101                                         */
3102                                 }
3103                         }
3104                 }
3105
3106                 layer_name=layer->get_name();
3107
3108                 if(layer->active())
3109                 {
3110                         Transform::Handle trans(layer->get_transform());
3111                         if(trans)
3112                         {
3113                                 transform_stack.push(trans);
3114                                 transforms++;
3115                         }
3116
3117 /*                      // Add transforms onto the stack
3118                         if(layer_name=="Translate")
3119                         {
3120                                 transform_stack.push(synfig::Transform_Translate(layer->get_param("origin").get(Vector())));
3121                                 transforms++;
3122                         }else
3123                         if(layer_name=="Zoom")
3124                         {
3125                                 Vector scale;
3126                                 scale[0]=scale[1]=exp(layer->get_param("amount").get(Real()));
3127                                 transform_stack.push(synfig::Transform_Scale(scale,layer->get_param("center").get(Vector())));
3128                                 transforms++;
3129                         }else
3130                         if(layer_name=="stretch")
3131                         {
3132                                 Vector scale(layer->get_param("amount").get(Vector()));
3133                                 transform_stack.push(synfig::Transform_Scale(scale,layer->get_param("center").get(Vector())));
3134                                 transforms++;
3135                         }else
3136                         if(layer_name=="Rotate")
3137                         {
3138                                 transform_stack.push(synfig::Transform_Rotate(layer->get_param("amount").get(Angle()),layer->get_param("origin").get(Vector())));
3139                                 transforms++;
3140                         }
3141 */
3142                 }
3143
3144                 // If this is a paste canvas layer, then we need to
3145                 // descend into it
3146                 if(layer_name=="PasteCanvas")
3147                 {
3148                         Vector scale;
3149                         scale[0]=scale[1]=exp(layer->get_param("zoom").get(Real()));
3150                         Vector origin(layer->get_param("origin").get(Vector()));
3151
3152                         Canvas::Handle child_canvas(layer->get_param("canvas").get(Canvas::Handle()));
3153                         Vector focus(layer->get_param("focus").get(Vector()));
3154
3155                         if(!scale.is_equal_to(Vector(1,1)))
3156                                 transform_stack.push(new Transform_Scale(layer->get_guid(), scale,origin+focus));
3157                         if(!origin.is_equal_to(Vector(0,0)))
3158                                 transform_stack.push(new Transform_Translate(layer->get_guid(), origin));
3159
3160                         rebuild_ducks_layer_(transform_stack,child_canvas,selected_list);
3161
3162                         if(!origin.is_equal_to(Vector(0,0)))
3163                                 transform_stack.pop();
3164                         if(!scale.is_equal_to(Vector(1,1)))
3165                                 transform_stack.pop();
3166                 }
3167         }
3168         // Remove all of the transforms we have added
3169         while(transforms--) { transform_stack.pop(); }
3170
3171 #undef QUEUE_REBUILD_DUCKS
3172 }
3173
3174 void
3175 CanvasView::queue_rebuild_ducks()
3176 {
3177 #if 0
3178         if(rebuild_ducks_queued)
3179                 return;
3180 #else
3181         if(rebuild_ducks_queued)
3182                 queue_rebuild_ducks_connection.disconnect();
3183 #endif
3184
3185         queue_rebuild_ducks_connection=Glib::signal_timeout().connect(
3186                 sigc::bind_return(
3187                         sigc::mem_fun(*this,&CanvasView::rebuild_ducks),
3188                         false
3189                 ),
3190                 50
3191         );
3192
3193         rebuild_ducks_queued=true;
3194 }
3195
3196 void
3197 CanvasView::rebuild_ducks()
3198 {
3199         /*static int i=0;
3200         i++;
3201         if(i>30)
3202                 synfig::info("%d",i/(i-i));
3203         */
3204
3205         rebuild_ducks_queued=false;
3206         //queue_rebuild_ducks_connection.disconnect();
3207
3208         if(work_area->is_dragging())
3209         {
3210                 queue_rebuild_ducks();
3211                 return;
3212         }
3213
3214         if(!duck_refresh_flag)
3215         {
3216                 duck_refresh_needed=true;
3217                 return;
3218         }
3219
3220         bbox=Rect::zero();
3221
3222         work_area->clear_ducks();
3223         work_area->set_time(get_time());
3224         get_canvas()->set_time(get_time());
3225         curr_transform_stack.clear();
3226         //curr_transform_stack.push(new Transform_Translate(Point(0,0)));
3227         curr_transform_stack_set=false;
3228
3229         for(;!duck_changed_connections.empty();duck_changed_connections.pop_back())duck_changed_connections.back().disconnect();
3230
3231         //get_canvas()->set_time(get_time());
3232         bool not_empty(false);
3233
3234         // First do the layers...
3235         do{
3236                 synfigapp::SelectionManager::LayerList selected_list(get_selection_manager()->get_selected_layers());
3237                 std::set<synfig::Layer::Handle> layer_set(selected_list.begin(),selected_list.end());
3238
3239                 if(!layer_set.empty())
3240                         not_empty=true;
3241
3242                 synfig::TransformStack transform_stack;
3243
3244                 rebuild_ducks_layer_(transform_stack, get_canvas(), layer_set);
3245
3246         }while(0);
3247
3248         // Now do the children
3249         do{
3250                 synfigapp::SelectionManager::ChildrenList selected_list(get_selection_manager()->get_selected_children());
3251                 synfigapp::SelectionManager::ChildrenList::iterator iter;
3252                 synfig::TransformStack transform_stack;
3253
3254                 if(selected_list.empty())
3255                 {
3256                         break;
3257                 }
3258                 else
3259                 {
3260                         not_empty=true;
3261                         for(iter=selected_list.begin();iter!=selected_list.end();++iter)
3262                         {
3263                                 work_area->add_to_ducks(*iter,this,transform_stack);
3264                         }
3265                 }
3266         }while(0);
3267         work_area->refresh_selected_ducks();
3268         work_area->queue_draw_preview();
3269 }
3270
3271 void
3272 CanvasView::decrease_low_res_pixel_size()
3273 {
3274         if(changing_resolution_)
3275                 return;
3276         changing_resolution_=true;
3277         list<int> sizes = CanvasView::get_pixel_sizes();
3278         int pixel_size = work_area->get_low_res_pixel_size();
3279         for (list<int>::iterator iter = sizes.begin(); iter != sizes.end(); iter++)
3280                 if (*iter == pixel_size)
3281                 {
3282                         if (iter == sizes.begin())
3283                                 // we already have the smallest low-res pixels possible - turn off low-res instead
3284                                 work_area->set_low_resolution_flag(false);
3285                         else
3286                         {
3287                                 iter--;
3288                                 Glib::RefPtr<Gtk::Action> action = action_group->get_action(strprintf("lowres-pixel-%d", *iter));
3289                                 action->activate(); // to make sure the radiobutton in the menu is updated too
3290                                 work_area->set_low_resolution_flag(true);
3291                         }
3292                         break;
3293                 }
3294         // Update the "toggle-low-res" action
3295         Glib::RefPtr<Gtk::ToggleAction> action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("toggle-low-res"));
3296         action->set_active(work_area->get_low_resolution_flag());
3297         // Update toggle low res button
3298         resolutiondial->update_lowres(work_area->get_low_resolution_flag());
3299         changing_resolution_=false;
3300 }
3301
3302 void
3303 CanvasView::increase_low_res_pixel_size()
3304 {
3305         if(changing_resolution_)
3306                 return;
3307         changing_resolution_=true;
3308         list<int> sizes = CanvasView::get_pixel_sizes();
3309         int pixel_size = work_area->get_low_res_pixel_size();
3310         if (!work_area->get_low_resolution_flag())
3311         {
3312                 // We were using "hi res" so change it to low res.
3313                 work_area->set_low_resolution_flag(true);
3314                 // Update the "toggle-low-res" action
3315                 Glib::RefPtr<Gtk::ToggleAction> action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("toggle-low-res"));
3316                 action->set_active(true);
3317                 // Update the toggle low res button
3318                 resolutiondial->update_lowres(true);
3319                 changing_resolution_=false;
3320                 return;
3321         }
3322
3323         for (list<int>::iterator iter = sizes.begin(); iter != sizes.end(); iter++)
3324                 if (*iter == pixel_size)
3325                 {
3326                         iter++;
3327                         if (iter != sizes.end())
3328                         {
3329                                 Glib::RefPtr<Gtk::Action> action = action_group->get_action(strprintf("lowres-pixel-%d", *iter));
3330                                 action->activate(); // to make sure the radiobutton in the menu is updated too
3331                                 work_area->set_low_resolution_flag(true);
3332                         }
3333                         break;
3334                 }
3335         // Update the "toggle-low-res" action
3336         Glib::RefPtr<Gtk::ToggleAction> action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("toggle-low-res"));
3337         action->set_active(work_area->get_low_resolution_flag());
3338         // Update toggle low res button
3339         resolutiondial->update_lowres(work_area->get_low_resolution_flag());
3340         changing_resolution_=false;
3341 }
3342
3343 void
3344 CanvasView::toggle_low_res_pixel_flag()
3345 {
3346         if(changing_resolution_)
3347                 return;
3348         changing_resolution_=true;
3349         work_area->toggle_low_resolution_flag();
3350         // Update the toggle low res button
3351         resolutiondial->update_lowres(work_area->get_low_resolution_flag());
3352         // Update the "toggle-low-res" action
3353         Glib::RefPtr<Gtk::ToggleAction> action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("toggle-low-res"));
3354         action->set_active(work_area->get_low_resolution_flag());
3355         changing_resolution_=false;
3356 }
3357
3358 void
3359 CanvasView::update_quality()
3360 {
3361         //if(working_depth)
3362         //              return;
3363         if(updating_quality_)
3364                 return;
3365         updating_quality_=true;
3366         work_area->set_quality((int) quality_spin->get_value());
3367         // Update Quality Radio actions
3368         Glib::RefPtr<Gtk::RadioAction> action=Glib::RefPtr<Gtk::RadioAction>::cast_dynamic(
3369                 action_group->get_action(strprintf("quality-%02d",(int) quality_spin->get_value()))
3370                 );
3371         action->set_active();
3372
3373         updating_quality_=false;
3374 }
3375
3376 void
3377 CanvasView::set_quality(int x)
3378 {
3379         if(updating_quality_)
3380                 return;
3381         work_area->set_quality(x);
3382         // Update the quality spin button
3383         quality_spin->set_value(x);
3384 }
3385
3386 void
3387 CanvasView::set_onion_skins()
3388 {
3389         if(toggling_onion_skin)
3390                 return;
3391         int onion_skins[2];
3392         onion_skins[0]=past_onion_spin->get_value();
3393         onion_skins[1]=future_onion_spin->get_value();
3394         work_area->set_onion_skins(onion_skins);
3395 }
3396
3397 void
3398 CanvasView::toggle_show_grid()
3399 {
3400         if(toggling_show_grid)
3401                 return;
3402         toggling_show_grid=true;
3403         work_area->toggle_grid();
3404         // Update the toggle grid show action
3405         set_grid_show_toggle(work_area->grid_status());
3406         // Update the toggle grid show check button
3407         show_grid->set_active(work_area->grid_status());
3408         toggling_show_grid=false;
3409 }
3410
3411 void
3412 CanvasView::toggle_snap_grid()
3413 {
3414         if(toggling_snap_grid)
3415                 return;
3416         toggling_snap_grid=true;
3417         work_area->toggle_grid_snap();
3418         // Update the toggle grid snap action
3419         set_grid_snap_toggle(work_area->get_grid_snap());
3420         // Update the toggle grid snap check button
3421         snap_grid->set_active(work_area->get_grid_snap());
3422         toggling_snap_grid=false;
3423 }
3424
3425 void
3426 CanvasView::toggle_onion_skin()
3427 {
3428         if(toggling_onion_skin)
3429                 return;
3430         toggling_onion_skin=true;
3431         work_area->toggle_onion_skin();
3432         // Update the toggle onion skin action
3433         Glib::RefPtr<Gtk::ToggleAction> action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("toggle-onion-skin"));
3434         action->set_active(work_area->get_onion_skin());
3435         // Update the toggle grid snap check button
3436         onion_skin->set_active(work_area->get_onion_skin());
3437         toggling_onion_skin=false;
3438 }
3439
3440 void
3441 CanvasView::on_dirty_preview()
3442 {
3443         if(!is_playing_)
3444         {
3445                 IsWorking is_working(*this);
3446
3447                 work_area->queue_render_preview();
3448         }
3449 }
3450
3451 void
3452 CanvasView::play()
3453 {
3454         assert(get_canvas());
3455
3456         // If we are already busy, don't play!
3457         if(working_depth)return;
3458
3459         // Set us up as working
3460         IsWorking is_working(*this);
3461
3462         etl::clock timer;
3463         Time
3464                 time=work_area->get_time(),
3465                 endtime=get_canvas()->rend_desc().get_time_end();
3466
3467         // If we are already at the end of time, start over
3468         if(time==endtime)
3469                 time=get_canvas()->rend_desc().get_time_start();
3470
3471         is_playing_=true;
3472
3473         work_area->clear_ducks();
3474
3475         for(timer.reset(); time + timer() < endtime;)
3476         {
3477                 //Clamp the time window so we can see the time value as it races across the horizon
3478                 bool timewindreset = false;
3479
3480                 while( time + timer() > Time(time_window_adjustment().get_sub_upper()) )
3481                 {
3482                         time_window_adjustment().set_value(
3483                                         min(
3484                                                 time_window_adjustment().get_value()+time_window_adjustment().get_page_size()/2,
3485                                                 time_window_adjustment().get_upper()-time_window_adjustment().get_page_size() )
3486                                 );
3487                         timewindreset = true;
3488                 }
3489
3490                 while( time + timer() < Time(time_window_adjustment().get_sub_lower()) )
3491                 {
3492                         time_window_adjustment().set_value(
3493                                 max(
3494                                         time_window_adjustment().get_value()-time_window_adjustment().get_page_size()/2,
3495                                         time_window_adjustment().get_lower())
3496                         );
3497
3498                         timewindreset = true;
3499                 }
3500
3501                 //we need to tell people that the value changed
3502                 if(timewindreset) time_window_adjustment().value_changed();
3503
3504                 //update actual time to next step
3505                 time_adjustment().set_value(time+timer());
3506                 time_adjustment().value_changed();
3507
3508                 if(!work_area->sync_render_preview())
3509                         break;
3510
3511                 // wait for the workarea to refresh itself
3512                 while (studio::App::events_pending())
3513                         studio::App::iteration(false);
3514
3515                 if(get_cancel_status())
3516                 {
3517                         is_playing_=false;
3518                         return;
3519                 }
3520         }
3521         on_play_stop_pressed();
3522         is_playing_=false;
3523         time_adjustment().set_value(endtime);
3524         time_adjustment().value_changed();
3525 }
3526
3527 void
3528 CanvasView::show_tables()
3529 {
3530 /*
3531         Smach::event_result x(process_event_key(EVENT_TABLES_SHOW));
3532         if(x==Smach::RESULT_OK || x==Smach::RESULT_ACCEPT)
3533         {
3534                 Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
3535                 treetogglebutton->remove();
3536                 treetogglebutton->add(*manage(new Gtk::Image(Gtk::StockID("gtk-go-down"),iconsize)));
3537                 treetogglebutton->show_all();
3538                 notebook->show();
3539         }
3540 */
3541 }
3542
3543 void
3544 CanvasView::hide_tables()
3545 {
3546 /*
3547         Smach::event_result x(process_event_key(EVENT_TABLES_HIDE));
3548         if(x==Smach::RESULT_OK || x==Smach::RESULT_ACCEPT)
3549         {
3550                 Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
3551                 treetogglebutton->remove();
3552                 treetogglebutton->add(*manage(new Gtk::Image(Gtk::StockID("gtk-go-up"),iconsize)));
3553                 treetogglebutton->show_all();
3554                 notebook->hide();
3555         }
3556 */
3557 }
3558
3559 bool
3560 CanvasView::tables_are_visible()
3561 {
3562 //      return notebook->is_visible();
3563         return false;
3564 }
3565
3566 void
3567 CanvasView::toggle_tables()
3568 {
3569 //      if(tables_are_visible())
3570 //              hide_tables();
3571 //      else
3572 //              show_tables();
3573 }
3574
3575 void
3576 CanvasView::show_timebar()
3577 {
3578         timebar->show();
3579         //current_time_widget->show(); // not needed now that belongs to the timebar
3580
3581         //keyframe_tab_child->show();
3582         if(layer_tree)
3583                 layer_tree->set_show_timetrack(true);
3584         if(children_tree)
3585                 children_tree->set_show_timetrack(true);
3586 }
3587
3588 void
3589 CanvasView::hide_timebar()
3590 {
3591         timebar->hide();
3592         //current_time_widget->hide(); // not needed now that belongs to the timebar
3593         //keyframe_tab_child->hide();
3594         if(layer_tree)
3595                 layer_tree->set_show_timetrack(false);
3596         if(children_tree)
3597                 children_tree->set_show_timetrack(false);
3598 }
3599
3600 void
3601 CanvasView::set_sensitive_timebar(bool sensitive)
3602 {
3603         timebar->set_sensitive(sensitive);
3604         //current_time_widget->set_sensitive(sensitive); //not needed now that belongs to timebar
3605         //keyframe_tab_child->set_sensitive(sensitive);
3606         if(layer_tree)
3607                 layer_tree->set_sensitive(sensitive);
3608         if(children_tree)
3609                 children_tree->set_sensitive(sensitive);
3610 }
3611
3612 static void
3613 set_waypoint_model(std::set<synfig::Waypoint, std::less<UniqueID> > waypoints,
3614                                    Waypoint::Model model,
3615                                    etl::loose_handle<synfigapp::CanvasInterface> canvas_interface)
3616 {
3617         // Create the action group
3618         synfigapp::Action::PassiveGrouper group(canvas_interface->get_instance().get(),_("Change Waypoint Group"));
3619
3620         std::set<synfig::Waypoint, std::less<UniqueID> >::const_iterator iter;
3621         for(iter=waypoints.begin();iter!=waypoints.end();++iter)
3622         {
3623                 Waypoint waypoint(*iter);
3624                 waypoint.apply_model(model);
3625
3626                 synfigapp::Action::Handle action(synfigapp::Action::create("WaypointSet"));
3627
3628                 assert(action);
3629
3630                 action->set_param("canvas",canvas_interface->get_canvas());
3631                 action->set_param("canvas_interface",canvas_interface);
3632
3633                 action->set_param("waypoint",waypoint);
3634                 action->set_param("value_node",waypoint.get_parent_value_node());
3635
3636                 if(!canvas_interface->get_instance()->perform_action(action))
3637                 {
3638                         group.cancel();
3639                         return;
3640                 }
3641         }
3642 }
3643
3644 static void
3645 duplicate_waypoints(std::set<synfig::Waypoint, std::less<UniqueID> > waypoints,
3646                                         etl::loose_handle<synfigapp::CanvasInterface> canvas_interface)
3647 {
3648         // Create the action group
3649         synfigapp::Action::PassiveGrouper group(canvas_interface->get_instance().get(),_("Duplicate Waypoints"));
3650
3651         std::set<synfig::Waypoint, std::less<UniqueID> >::const_iterator iter;
3652         for (iter = waypoints.begin(); iter != waypoints.end(); iter++)
3653         {
3654                 Waypoint waypoint(*iter);
3655                 ValueNode::Handle value_node(iter->get_parent_value_node());
3656                 canvas_interface->waypoint_duplicate(value_node, waypoint);
3657         }
3658 }
3659
3660 static void
3661 remove_waypoints(std::set<synfig::Waypoint, std::less<UniqueID> > waypoints,
3662                                  etl::loose_handle<synfigapp::CanvasInterface> canvas_interface)
3663 {
3664         // Create the action group
3665         synfigapp::Action::PassiveGrouper group(canvas_interface->get_instance().get(),_("Remove Waypoints"));
3666
3667         std::set<synfig::Waypoint, std::less<UniqueID> >::const_iterator iter;
3668         for (iter = waypoints.begin(); iter != waypoints.end(); iter++)
3669         {
3670                 Waypoint waypoint(*iter);
3671                 ValueNode::Handle value_node(iter->get_parent_value_node());
3672                 canvas_interface->waypoint_remove(value_node, waypoint);
3673         }
3674 }
3675
3676 void
3677 CanvasView::on_waypoint_clicked_canvasview(synfigapp::ValueDesc value_desc,
3678                                                                                    std::set<synfig::Waypoint, std::less<UniqueID> > waypoint_set,
3679                                                                                    int button)
3680 {
3681         int size = waypoint_set.size();
3682         Waypoint waypoint(*(waypoint_set.begin()));
3683         Time time(waypoint.get_time());
3684
3685         if (size == 1)
3686         {
3687                 waypoint_dialog.set_value_desc(value_desc);
3688                 waypoint_dialog.set_waypoint(waypoint);
3689         }
3690
3691         switch(button)
3692         {
3693         case -1:
3694                 if (size == 1)
3695                         waypoint_dialog.show();
3696                 break;
3697         case 2:
3698         {
3699                 Gtk::Menu* waypoint_menu(manage(new Gtk::Menu()));
3700                 waypoint_menu->signal_hide().connect(sigc::bind(sigc::ptr_fun(&delete_widget), waypoint_menu));
3701
3702                 Gtk::Menu* interp_menu_in(manage(new Gtk::Menu()));
3703                 Gtk::Menu* interp_menu_out(manage(new Gtk::Menu()));
3704                 Gtk::Menu* interp_menu_both(manage(new Gtk::Menu()));
3705
3706                 {
3707                         Waypoint::Model model;
3708
3709                         model.reset(); model.set_before(INTERPOLATION_TCB);
3710                         interp_menu_in->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_TCB"),
3711                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3712                         model.reset(); model.set_after(INTERPOLATION_TCB);
3713                         interp_menu_out->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_TCB"),
3714                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3715                         model.set_before(INTERPOLATION_TCB);
3716                         interp_menu_both->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_TCB"),
3717                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3718
3719                         model.reset(); model.set_before(INTERPOLATION_LINEAR);
3720                         interp_menu_in->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Linear"),
3721                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3722                         model.reset(); model.set_after(INTERPOLATION_LINEAR);
3723                         interp_menu_out->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Linear"),
3724                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3725                         model.set_before(INTERPOLATION_LINEAR);
3726                         interp_menu_both->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Linear"),
3727                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3728
3729                         model.reset(); model.set_before(INTERPOLATION_HALT);
3730                         interp_menu_in->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Ease In"),
3731                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3732                         model.reset(); model.set_after(INTERPOLATION_HALT);
3733                         interp_menu_out->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Ease Out"),
3734                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3735                         model.set_before(INTERPOLATION_HALT);
3736                         interp_menu_both->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Ease In/Out"),
3737                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3738
3739                         model.reset(); model.set_before(INTERPOLATION_CONSTANT);
3740                         interp_menu_in->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Constant"),
3741                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3742                         model.reset(); model.set_after(INTERPOLATION_CONSTANT);
3743                         interp_menu_out->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Constant"),
3744                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3745                         model.set_before(INTERPOLATION_CONSTANT);
3746                         interp_menu_both->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Constant"),
3747                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3748                 }
3749
3750                 // ------------------------------------------------------------------------
3751                 if (size == 1)
3752                 {
3753                         const synfigapp::ValueDesc value_desc(synfig::ValueNode_Animated::Handle::cast_reinterpret(waypoint.get_parent_value_node()), time);
3754                         get_instance()->make_param_menu(waypoint_menu,canvas_interface()->get_canvas(),value_desc,0.5f);
3755
3756                         // ------------------------------------------------------------------------
3757                         waypoint_menu->items().push_back(Gtk::Menu_Helpers::SeparatorElem());
3758                 }
3759
3760                 // ------------------------------------------------------------------------
3761                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Jump To"),
3762                         sigc::bind(sigc::mem_fun(*canvas_interface(), &synfigapp::CanvasInterface::set_time), time)));
3763
3764                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Duplicate"),
3765                          sigc::bind(sigc::ptr_fun(duplicate_waypoints), waypoint_set, canvas_interface())));
3766
3767                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem((size == 1) ? _("_Remove") : strprintf(_("_Remove %d Waypoints"), size),
3768                          sigc::bind(sigc::ptr_fun(remove_waypoints), waypoint_set, canvas_interface())));
3769
3770                 if (size == 1 && value_desc.is_valid())
3771                         waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Edit"),
3772                                 sigc::mem_fun(waypoint_dialog,&Gtk::Widget::show)));
3773
3774                 // ------------------------------------------------------------------------
3775                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::SeparatorElem());
3776
3777                 // ------------------------------------------------------------------------
3778                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Both"), *interp_menu_both));
3779                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_In"),   *interp_menu_in));
3780                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Out"),  *interp_menu_out));
3781
3782                 // ------------------------------------------------------------------------
3783                 waypoint_menu->popup(button+1,gtk_get_current_event_time());
3784         }
3785         break;
3786
3787         default:
3788                 break;
3789         }
3790 }
3791
3792 void
3793 CanvasView::on_waypoint_changed()
3794 {
3795         synfigapp::Action::ParamList param_list;
3796         param_list.add("canvas",get_canvas());
3797         param_list.add("canvas_interface",canvas_interface());
3798         param_list.add("value_node",waypoint_dialog.get_value_desc().get_value_node());
3799         param_list.add("waypoint",waypoint_dialog.get_waypoint());
3800 //      param_list.add("time",canvas_interface()->get_time());
3801
3802         get_instance()->process_action("WaypointSetSmart", param_list);
3803 }
3804
3805 void
3806 CanvasView::on_waypoint_delete()
3807 {
3808         synfigapp::Action::ParamList param_list;
3809         param_list.add("canvas",get_canvas());
3810         param_list.add("canvas_interface",canvas_interface());
3811         param_list.add("value_node",waypoint_dialog.get_value_desc().get_value_node());
3812         param_list.add("waypoint",waypoint_dialog.get_waypoint());
3813 //      param_list.add("time",canvas_interface()->get_time());
3814
3815         get_instance()->process_action("WaypointRemove", param_list);
3816 }
3817
3818 void
3819 CanvasView::on_drop_drag_data_received(const Glib::RefPtr<Gdk::DragContext>& context, int /*x*/, int /*y*/, const Gtk::SelectionData& selection_data_, guint /*info*/, guint time)
3820 {
3821         // We will make this true once we have a solid drop
3822         bool success(false);
3823         //synfig::info("Dropped data of type \"%s\"",selection_data.get_data_type());
3824         //synfig::info("Dropped data of target \"%s\"",gdk_atom_name(selection_data->target));
3825         //synfig::info("selection=\"%s\"",gdk_atom_name(selection_data->selection));
3826
3827         if ((selection_data_.get_length() >= 0) && (selection_data_.get_format() == 8))
3828         {
3829                 if(synfig::String(selection_data_.get_data_type())=="STRING")do
3830                 {
3831                         synfig::String selection_data((gchar *)(selection_data_.get_data()));
3832
3833                         Layer::Handle layer(synfig::Layer::create("Text"));
3834                         if(!layer)
3835                                 break;
3836                         if(!layer->set_param("text",ValueBase(selection_data)))
3837                                 break;
3838
3839                         synfigapp::Action::Handle       action(synfigapp::Action::create("LayerAdd"));
3840
3841                         assert(action);
3842                         if(!action)
3843                                 break;
3844
3845                         action->set_param("canvas",get_canvas());
3846                         action->set_param("canvas_interface",canvas_interface());
3847                         action->set_param("new",layer);
3848
3849                         if(!get_instance()->perform_action(action))
3850                                 break;
3851
3852                         // Ok, we have successfully imported at least one item.
3853                         success=true;
3854                 } while(0); // END of "STRING"
3855
3856                 if(synfig::String(selection_data_.get_data_type())=="text/plain")
3857                 {
3858                         synfig::String selection_data((gchar *)(selection_data_.get_data()));
3859
3860                         // For some reason, GTK hands us a list of URLs separated
3861                         // by not only Carriage-Returns, but also Line-Feeds.
3862                         // Line-Feeds will mess us up. Remove all the line-feeds.
3863                         while(selection_data.find_first_of('\r')!=synfig::String::npos)
3864                                 selection_data.erase(selection_data.begin()+selection_data.find_first_of('\r'));
3865
3866                         std::stringstream stream(selection_data);
3867
3868                         //synfigapp::PassiveGrouper group(canvas_interface()->get_instance(),_("Insert Image"));
3869                         while(stream)
3870                         {
3871                                 synfig::String filename,URI;
3872                                 getline(stream,filename);
3873
3874                                 // If we don't have a filename, move on.
3875                                 if(filename.empty())
3876                                         continue;
3877
3878                                 // Make sure this URL is of the "file://" type.
3879                                 URI=String(filename.begin(),filename.begin()+sizeof("file://")-1);
3880                                 if(URI!="file://")
3881                                 {
3882                                         synfig::warning("Unknown URI (%s) in \"%s\"",URI.c_str(),filename.c_str());
3883                                         continue;
3884                                 }
3885
3886                                 // Strip the "file://" part from the filename
3887                                 filename=synfig::String(filename.begin()+sizeof("file://")-1,filename.end());
3888
3889                                 String ext(filename_extension(filename));
3890                                 if (ext.size()) ext = ext.substr(1); // skip initial '.'
3891
3892                                 // If this is a SIF file, then we need to do things slightly differently
3893                                 if(ext=="sketch")
3894                                 {
3895                                         if(work_area->load_sketch(filename))
3896                                         {
3897                                                 success=true;
3898                                                 work_area->queue_draw();
3899                                         }
3900                                 }
3901                                 else
3902                                 {
3903                                         String errors, warnings;
3904                                         if(canvas_interface()->import(filename, errors, warnings, App::resize_imported_images))
3905                                                 success=true;
3906                                         if (warnings != "")
3907                                                 App::dialog_warning_blocking(_("Warnings"), strprintf("%s:\n\n%s", _("Warnings"), warnings.c_str()));
3908                                 }
3909
3910                                 continue;
3911                         }
3912                 } // END of "text/plain"
3913         }
3914         else
3915                 ui_interface_->error("Drop failed: bad selection data");
3916
3917         // Finish the drag
3918         context->drag_finish(success, false, time);
3919 }
3920
3921 void
3922 CanvasView::on_keyframe_add_pressed()
3923 {
3924         synfigapp::Action::Handle action(synfigapp::Action::create("KeyframeAdd"));
3925
3926         if(!action)
3927         {
3928                 ui_interface_->error("I am unable to find the appropriate action");
3929                 return;
3930         }
3931
3932         action->set_param("canvas",get_canvas());
3933         action->set_param("canvas_interface",canvas_interface());
3934         action->set_param("keyframe",Keyframe(get_time()));
3935
3936         canvas_interface()->get_instance()->perform_action(action);
3937 }
3938
3939 void
3940 CanvasView::on_keyframe_duplicate_pressed()
3941 {
3942         const KeyframeTreeStore::Model model;
3943         const Gtk::TreeRow row(*keyframe_tree->get_selection()->get_selected());
3944         Keyframe keyframe;
3945         if(!row)
3946         {
3947                 ui_interface_->error("I am unable to duplicate the keyframe");
3948                 return;
3949         }
3950         keyframe=row[model.keyframe];
3951
3952         synfigapp::Action::Handle action(synfigapp::Action::create("KeyframeDuplicate"));
3953
3954         if(!action)
3955         {
3956                 ui_interface_->error("I am unable to find the appropriate action");
3957                 return;
3958         }
3959
3960         action->set_param("canvas",get_canvas());
3961         action->set_param("canvas_interface",canvas_interface());
3962         action->set_param("keyframe",keyframe);
3963         action->set_param("time",get_time());
3964
3965         canvas_interface()->get_instance()->perform_action(action);
3966 }
3967
3968 void
3969 CanvasView::on_keyframe_remove_pressed()
3970 {
3971         const KeyframeTreeStore::Model model;
3972         const Gtk::TreeRow row(*keyframe_tree->get_selection()->get_selected());
3973         Keyframe keyframe;
3974         if(!row)
3975         {
3976                 ui_interface_->error("I am unable to remove the keyframe");
3977                 return;
3978         }
3979         keyframe=row[model.keyframe];
3980
3981         synfigapp::Action::Handle action(synfigapp::Action::create("KeyframeRemove"));
3982
3983         if(!action)
3984         {
3985                 ui_interface_->error("I am unable to find the appropriate action");
3986                 return;
3987         }
3988
3989         action->set_param("canvas",get_canvas());
3990         action->set_param("canvas_interface",canvas_interface());
3991         action->set_param("keyframe",keyframe);
3992
3993         canvas_interface()->get_instance()->perform_action(action);
3994 }
3995
3996 void
3997 CanvasView::toggle_duck_mask(Duckmatic::Type type)
3998 {
3999         if(toggling_ducks_)
4000                 return;
4001         toggling_ducks_=true;
4002         bool is_currently_on(work_area->get_type_mask()&type);
4003
4004         if(is_currently_on)
4005                 work_area->set_type_mask(work_area->get_type_mask()-type);
4006         else
4007                 work_area->set_type_mask(work_area->get_type_mask()|type);
4008
4009         work_area->queue_draw();
4010         try
4011         {
4012                 // Update the toggle ducks actions
4013                 Glib::RefPtr<Gtk::ToggleAction> action;
4014                 action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("mask-position-ducks"));
4015                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_POSITION));
4016                 action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("mask-tangent-ducks"));
4017                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_TANGENT));
4018                 action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("mask-vertex-ducks"));
4019                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_VERTEX));
4020                 action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("mask-radius-ducks"));
4021                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_RADIUS));
4022                 action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("mask-width-ducks"));
4023                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_WIDTH));
4024                 action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("mask-angle-ducks"));
4025                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_ANGLE));
4026                 // Update toggle ducks buttons
4027                 toggleducksdial->update_toggles(work_area->get_type_mask());
4028         }
4029         catch(...)
4030         {
4031                 toggling_ducks_=false;
4032         }
4033         toggling_ducks_=false;
4034 }
4035
4036 void
4037 CanvasView::image_import()
4038 {
4039         // String filename(dirname(get_canvas()->get_file_name()));
4040         String filename("*.*");
4041         String errors, warnings;
4042         if(App::dialog_open_file(_("Import Image"), filename, IMAGE_DIR_PREFERENCE))
4043         {
4044                 canvas_interface()->import(filename, errors, warnings, App::resize_imported_images);
4045                 if (warnings != "")
4046                         App::dialog_warning_blocking(_("Warnings"), strprintf("%s:\n\n%s", _("Warnings"), warnings.c_str()));
4047         }
4048 }
4049
4050 Smach::event_result
4051 CanvasView::process_event_key(EventKey x)
4052 {
4053         return smach_.process_event(x);
4054 }
4055
4056 void
4057 CanvasView::on_input_device_changed(GdkDevice* device)
4058 {
4059         if(!device)
4060         {
4061                 get_smach().egress();
4062         }
4063         assert(device);
4064
4065         synfigapp::InputDevice::Handle input_device;
4066         input_device=synfigapp::Main::select_input_device(device->name);
4067         App::toolbox->change_state(input_device->get_state());
4068         process_event_key(EVENT_INPUT_DEVICE_CHANGED);
4069 }
4070
4071 void
4072 CanvasView::on_preview_option()
4073 {
4074         Dialog_PreviewOptions *po = dynamic_cast<Dialog_PreviewOptions *>(get_ext_widget("prevoptions"));
4075
4076         Canvas::Handle  canv = get_canvas();
4077
4078         if(canv)
4079         {
4080                 RendDesc &r = canv->rend_desc();
4081                 if(r.get_frame_rate())
4082                 {
4083                         float rate = 1/r.get_frame_rate();
4084                         float beg = r.get_time_start() + r.get_frame_start()*rate;
4085                         float end = r.get_time_start() + r.get_frame_end()*rate;
4086
4087                         if(!po)
4088                         {
4089                                 po = new Dialog_PreviewOptions;
4090                                 po->set_zoom(work_area->get_zoom()/2);
4091                                 po->set_fps(r.get_frame_rate()/2);
4092                                 po->set_begintime(beg);
4093                                 po->set_begin_override(false);
4094                                 po->set_endtime(end);
4095                                 po->set_end_override(false);
4096
4097                                 set_ext_widget("prevoptions",po);
4098                         }
4099                         /*po->set_zoom(work_area->get_zoom()/2);
4100                         po->set_fps(r.get_frame_rate()/2);
4101                         po->set_begintime(beg);
4102                         po->set_begin_override(false);
4103                         po->set_endtime(end);
4104                         po->set_end_override(false);*/
4105
4106                         po->set_global_fps(r.get_frame_rate());
4107                         po->signal_finish().connect(sigc::mem_fun(*this,&CanvasView::on_preview_create));
4108                         po->present();
4109                 }
4110         }
4111 }
4112
4113 void
4114 CanvasView::on_preview_create(const PreviewInfo &info)
4115 {
4116         //set all the options
4117         etl::handle<Preview>    prev = new Preview;
4118
4119         prev->set_canvasview(this);
4120         prev->set_zoom(info.zoom);
4121         prev->set_fps(info.fps);
4122         prev->set_overbegin(info.overbegin);
4123         prev->set_begintime(info.begintime);
4124         prev->set_overend(info.overend);
4125         prev->set_endtime(info.endtime);
4126         prev->set_quality(work_area->get_quality());
4127
4128         //render it out...
4129         prev->render();
4130
4131         Dialog_Preview *pd = preview_dialog.get();
4132         assert(pd);
4133
4134         pd->set_default_size(700,510);
4135         pd->set_preview(prev.get());
4136         pd->present();
4137 }
4138
4139 void
4140 CanvasView::on_audio_option()
4141 {
4142         synfig::warning("Launching Audio Options");
4143         sound_dialog->set_global_fps(get_canvas()->rend_desc().get_frame_rate());
4144         sound_dialog->present();
4145 }
4146
4147 void
4148 CanvasView::on_audio_file_change(const std::string &f)
4149 {
4150         //save in meta data - always even when not valid...
4151         canvas_interface()->set_meta_data("audiofile",f);
4152 }
4153
4154 void
4155 CanvasView::on_audio_offset_change(const synfig::Time &t)
4156 {
4157         canvas_interface()->set_meta_data("audiooffset",t.get_string());
4158 }
4159
4160 void
4161 CanvasView::on_audio_file_notify()
4162 {
4163         std::string file(get_canvas()->get_meta_data("audiofile"));
4164         if(!file.c_str()) return;
4165
4166         if(!audio->load(file,dirname(get_canvas()->get_file_name())+string("/")))
4167         {
4168                 if(file != "") synfig::warning("Could not load the file: %s", file.c_str());
4169                 get_canvas()->erase_meta_data("audiofile");
4170                 disp_audio->hide();
4171                 disp_audio->set_profile(etl::handle<AudioProfile>());
4172         }else
4173         {
4174                 //save in canvasview
4175                 synfig::warning("Getting the profile of the music stuff");
4176
4177                 //profile specific stuff for the preview widget
4178                 //similar for other attachments
4179                 Dialog_Preview *pd = preview_dialog.get();
4180                 pd->get_widget().set_audio(audio);
4181
4182                 handle<AudioProfile>    prof = audio->get_profile();
4183
4184                 if(!prof)
4185                 {
4186                         synfig::warning("Agh, I couldn't build the profile captain!");
4187                 }
4188                 pd->get_widget().set_audioprofile(prof);
4189
4190                 disp_audio->set_profile(audio->get_profile());
4191                 disp_audio->show();
4192
4193                 synfig::warning("successfully set the profiles and stuff");
4194         }
4195         disp_audio->queue_draw();
4196 }
4197
4198 void
4199 CanvasView::on_audio_offset_notify()
4200 {
4201         Time t(get_canvas()->get_meta_data("audiooffset"),get_canvas()->rend_desc().get_frame_rate());
4202         audio->set_offset(t);
4203         sound_dialog->set_offset(t);
4204         disp_audio->queue_draw();
4205
4206         // synfig::info("CanvasView::on_audio_offset_notify(): offset time set to %s",t.get_string(get_canvas()->rend_desc().get_frame_rate()).c_str());
4207 }
4208
4209 void
4210 CanvasView::play_audio(float t)
4211 {
4212         if(audio.get())
4213         {
4214                 synfig::info("Playing audio at %f s",t);
4215                 audio->play(t);
4216         }
4217 }
4218
4219 void
4220 CanvasView::stop_audio()
4221 {
4222         if(audio.get())
4223         {
4224                 audio->stop();
4225         }
4226 }
4227
4228 bool
4229 CanvasView::on_audio_scrub()
4230 {
4231         disp_audio->draw();
4232         return true;
4233 }
4234
4235 Glib::RefPtr<Glib::ObjectBase>
4236 CanvasView::get_ref_obj(const synfig::String& x)
4237 {
4238         return ref_obj_book_[x];
4239 }
4240
4241 Glib::RefPtr<const Glib::ObjectBase>
4242 CanvasView::get_ref_obj(const synfig::String& x)const
4243 {
4244         return ref_obj_book_.find(x)->second;
4245 }
4246
4247 void
4248 CanvasView::set_ref_obj(const synfig::String& x, Glib::RefPtr<Glib::ObjectBase> y)
4249 {
4250         ref_obj_book_[x]=y;
4251 }
4252
4253 Glib::RefPtr<Gtk::TreeModel>
4254 CanvasView::get_tree_model(const synfig::String& x)
4255 {
4256         return Glib::RefPtr<Gtk::TreeModel>::cast_dynamic(ref_obj_book_["_tree_model_"+x]);
4257 }
4258
4259 Glib::RefPtr<const Gtk::TreeModel>
4260 CanvasView::get_tree_model(const synfig::String& x)const
4261 {
4262         return Glib::RefPtr<Gtk::TreeModel>::cast_dynamic(ref_obj_book_.find("_tree_model_"+x)->second);
4263 }
4264
4265 void
4266 CanvasView::set_tree_model(const synfig::String& x, Glib::RefPtr<Gtk::TreeModel> y)
4267 {
4268         ref_obj_book_["_tree_model_"+x]=Glib::RefPtr<Glib::ObjectBase>::cast_static(y);
4269 }
4270
4271 Gtk::Widget*
4272 CanvasView::get_ext_widget(const synfig::String& x)
4273 {
4274         return ext_widget_book_[x];
4275 }
4276
4277 void
4278 CanvasView::set_ext_widget(const synfig::String& x, Gtk::Widget* y)
4279 {
4280         ext_widget_book_[x]=y;
4281         if(x=="layers_cmp")
4282         {
4283                 layer_tree=dynamic_cast<LayerTree*>(y);
4284
4285                 layer_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_LAYER_SELECTION_CHANGED));
4286                 layer_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_REFRESH_DUCKS));
4287                 layer_tree->signal_layer_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_layer_user_click));
4288                 layer_tree->signal_param_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_children_user_click));
4289                 layer_tree->signal_waypoint_clicked_layertree().connect(sigc::mem_fun(*this, &studio::CanvasView::on_waypoint_clicked_canvasview));
4290         }
4291         if(x=="children")
4292         {
4293                 children_tree=dynamic_cast<ChildrenTree*>(y);
4294                 if(children_tree)children_tree->signal_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_children_user_click));
4295                 if(children_tree)children_tree->signal_waypoint_clicked_childrentree().connect(sigc::mem_fun(*this, &studio::CanvasView::on_waypoint_clicked_canvasview));
4296                 if(children_tree)children_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_REFRESH_DUCKS));
4297         }
4298         if(x=="keyframes")
4299                 keyframe_tree=dynamic_cast<KeyframeTree*>(y);
4300 }
4301
4302 bool
4303 CanvasView::on_delete_event(GdkEventAny* event __attribute__ ((unused)))
4304 {
4305         close_view();
4306
4307         //! \todo This causes the window to be deleted straight away - but what if we prompt 'save?' and the user cancels?
4308         //                Is there ever any need to pass on the delete event to the window here?
4309         // if(event) return Gtk::Window::on_delete_event(event);
4310
4311         return true;
4312 }
4313
4314 //! Modify the play stop button apearence and play stop the animation
4315 void
4316 CanvasView::on_play_stop_pressed()
4317 {
4318         Gtk::Image *icon;
4319         Gtk::Button *stop_button;
4320         stop_button=framedial->get_play_button();
4321         bool play_flag;
4322         if(!is_playing())
4323         {
4324                 icon = manage(new Gtk::Image(Gtk::Stock::MEDIA_STOP, Gtk::IconSize::from_name("synfig-small_icon")));
4325                 stop_button->set_relief(Gtk::RELIEF_NORMAL);
4326                 play_flag=true;
4327         }
4328         else
4329         {
4330                 icon = manage(new Gtk::Image(Gtk::Stock::MEDIA_PLAY, Gtk::IconSize::from_name("synfig-small_icon")));
4331                 stop_button->set_relief(Gtk::RELIEF_NONE);
4332                 play_flag=false;
4333         }
4334         stop_button->remove();
4335         stop_button->add(*icon);
4336         icon->set_padding(0, 0);
4337         icon->show();
4338         if(play_flag) play(); else stop();
4339 }