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