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