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