synfig-studio/src/gtkmm/canvasview.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file canvasview.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id$
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
   9 **      Copyright (c) 2007, 2008 Chris Moore
  10 **      Copyright (c) 2009 Carlos López
  11 **
  12 **      This package is free software; you can redistribute it and/or
  13 **      modify it under the terms of the GNU General Public License as
  14 **      published by the Free Software Foundation; either version 2 of
  15 **      the License, or (at your option) any later version.
  16 **
  17 **      This package is distributed in the hope that it will be useful,
  18 **      but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 **      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  20 **      General Public License for more details.
  21 **      \endlegal
  22 */
  23 /* ========================================================================= */
  24
  25 /* === H E A D E R S ======================================================= */
  26
  27 #ifdef USING_PCH
  28 #       include "pch.h"
  29 #else
  30 #ifdef HAVE_CONFIG_H
  31 #       include <config.h>
  32 #endif
  33
  34 #include <sigc++/adaptors/hide.h>
  35
  36 #include <ETL/clock>
  37 #include <sstream>
  38
  39 #include <gtkmm/paned.h>
  40 #include <gtkmm/scale.h>
  41 #include <gtkmm/dialog.h>
  42 #include <gtkmm/messagedialog.h>
  43 #include <gtkmm/treemodelsort.h>
  44 #include <gtkmm/buttonbox.h>
  45 #include <gtkmm/separator.h>
  46
  47 #include <gtk/gtktreestore.h>
  48 #include <gtk/gtkversion.h>
  49
  50 #include <synfig/valuenode_reference.h>
  51 #include <synfig/valuenode_subtract.h>
  52 #include <synfig/valuenode_linear.h>
  53 #include <synfig/valuenode_timedswap.h>
  54 #include <synfig/valuenode_scale.h>
  55 #include <synfig/valuenode_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         //layout_table->attach(*timeslider, 0, 1, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL);
 970         //Setup the keyframe list widget
 971         widget_kf_list->set_time_adjustment(&time_adjustment());
 972         widget_kf_list->set_canvas_interface(canvas_interface());
 973         widget_kf_list->show();
 974
 975         tooltips.set_tip(*time_window_scroll,_("Moves the time window"));
 976         tooltips.set_tip(*timeslider,_("Changes the current time"));
 977         time_window_scroll->show();
 978         timeslider->show();
 979         //time_window_scroll->set_flags(Gtk::CAN_FOCUS); // Uncomment this produce bad render of the HScroll
 980         timeslider->set_flags(Gtk::CAN_FOCUS);
 981
 982         //time_scroll->signal_value_changed().connect(sigc::mem_fun(*work_area, &studio::WorkArea::render_preview_hook));
 983         //time_scroll->set_update_policy(Gtk::UPDATE_DISCONTINUOUS);
 984
 985         //Setup the Animation Mode Button and the Keyframe Lock button
 986         Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
 987         SMALL_BUTTON(animatebutton,"gtk-yes",_("Animate"));
 988         animatebutton->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_animate_button_pressed));
 989         animatebutton->show();
 990
 991         //Setup the audio display
 992         disp_audio->set_size_request(-1,32); //disp_audio->show();
 993         disp_audio->set_time_adjustment(&time_adjustment());
 994         disp_audio->signal_start_scrubbing().connect(
 995                 sigc::mem_fun(*audio,&AudioContainer::start_scrubbing)
 996         );
 997         disp_audio->signal_scrub().connect(
 998                 sigc::mem_fun(*audio,&AudioContainer::scrub)
 999         );
1000         disp_audio->signal_stop_scrubbing().connect(
1001                 sigc::mem_fun(*audio,&AudioContainer::stop_scrubbing)
1002         );
1003         //Setup the current time widget
1004         current_time_widget=manage(new Widget_Time);
1005         current_time_widget->set_value(get_time());
1006         current_time_widget->set_fps(get_canvas()->rend_desc().get_frame_rate());
1007         current_time_widget->signal_value_changed().connect(
1008                 sigc::mem_fun(*this,&CanvasView::on_current_time_widget_changed)
1009         );
1010         current_time_widget->set_size_request(0,-1); // request horizontal shrink
1011         tooltips.set_tip(*current_time_widget,_("Current time"));
1012         current_time_widget->show();
1013
1014         //Setup the FrameDial widget
1015         framedial = manage(new class FrameDial());
1016         framedial->signal_seek_begin().connect(
1017                         sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time), Time::begin())
1018         );
1019         framedial->signal_seek_prev_frame().connect(
1020                         sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_frame), -1)
1021         );
1022         framedial->signal_play_stop().connect(
1023                         sigc::mem_fun(*this, &studio::CanvasView::on_play_stop_pressed)
1024         );
1025         framedial->signal_seek_next_frame().connect(
1026                         sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_frame), 1)
1027         );
1028         framedial->signal_seek_end().connect(
1029                         sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time), Time::end())
1030         );
1031         framedial->show();
1032
1033         //Setup the KeyFrameDial widget
1034         KeyFrameDial *keyframedial = Gtk::manage(new class KeyFrameDial());
1035         keyframedial->signal_seek_prev_keyframe().connect(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_prev_keyframe));
1036         keyframedial->signal_seek_next_keyframe().connect(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_next_keyframe));
1037         keyframedial->signal_lock_keyframe().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_button_pressed));
1038         keyframedial->show();
1039         keyframebutton=keyframedial->get_lock_button();
1040
1041         timebar = Gtk::manage(new class Gtk::Table(5, 4, false));
1042
1043         //Adjust both widgets to be the same as the
1044         int header_height = 0;
1045         if(getenv("SYNFIG_TIMETRACK_HEADER_HEIGHT"))
1046                 header_height = atoi(getenv("SYNFIG_TIMETRACK_HEADER_HEIGHT"));
1047         if (header_height < 3)
1048                 header_height = 24;
1049         timeslider->set_size_request(-1,header_height-header_height/3+1);
1050         widget_kf_list->set_size_request(-1,header_height/3+1);
1051
1052         //Attach widgets to the timebar
1053         //timebar->attach(*manage(disp_audio), 1, 5, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK);
1054         timebar->attach(*current_time_widget, 0, 1, 0, 2, Gtk::SHRINK|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
1055         timebar->attach(*framedial, 0, 1, 2, 3, Gtk::SHRINK, Gtk::SHRINK);
1056         timebar->attach(*timeslider, 1, 3, 1, 2, Gtk::FILL|Gtk::SHRINK, Gtk::FILL|Gtk::SHRINK);
1057         timebar->attach(*widget_kf_list, 1, 3, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::SHRINK);
1058         timebar->attach(*time_window_scroll, 1, 3, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK);
1059         timebar->attach(*keyframedial, 3, 4, 0, 2, Gtk::SHRINK, Gtk::SHRINK);
1060         timebar->attach(*animatebutton, 4, 5, 0, 2, Gtk::SHRINK, Gtk::SHRINK);
1061         //timebar->attach(*keyframebutton, 1, 2, 3, 4, Gtk::SHRINK, Gtk::SHRINK);
1062
1063         timebar->show();
1064
1065         return timebar;
1066 }
1067
1068 Gtk::Widget *
1069 CanvasView::create_work_area()
1070 {
1071         work_area=std::auto_ptr<WorkArea>(new class studio::WorkArea(canvas_interface_));
1072         work_area->set_instance(get_instance());
1073         work_area->set_canvas(get_canvas());
1074         work_area->set_canvas_view(this);
1075         work_area->set_progress_callback(get_ui_interface().get());
1076         work_area->signal_popup_menu().connect(sigc::mem_fun(*this, &studio::CanvasView::popup_main_menu));
1077         work_area->show();
1078         return work_area.get();
1079 }
1080
1081 Gtk::Widget*
1082 CanvasView::create_status_bar()
1083 {
1084         Gtk::Image *icon;
1085         Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
1086         cancel=false;
1087
1088         // Create the status bar at the bottom of the window
1089         Gtk::Table *statusbartable= manage(new class Gtk::Table(5, 1, false));
1090 //      statusbar = manage(new class Gtk::Statusbar()); // This is already done at construction
1091         progressbar =manage(new class Gtk::ProgressBar());
1092         SMALL_BUTTON(stopbutton,"gtk-stop",_("Stop"));
1093         SMALL_BUTTON(refreshbutton,"gtk-refresh",_("Refresh"));
1094         //SMALL_BUTTON(treetogglebutton,"gtk-go-down",_("Toggle Layer Tree"));
1095 //      NEW_SMALL_BUTTON(raisebutton,"gtk-go-up",_("Raise Layer"));
1096 //      NEW_SMALL_BUTTON(lowerbutton,"gtk-go-down",_("Lower Layer"));
1097         //statusbartable->attach(*treetogglebutton, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1098 //      statusbartable->attach(*lowerbutton, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1099 //      statusbartable->attach(*raisebutton, 1, 2, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1100
1101         statusbartable->attach(*statusbar, 1, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
1102         statusbartable->attach(*progressbar, 2, 3, 0, 1, Gtk::SHRINK, Gtk::EXPAND|Gtk::FILL, 0, 0);
1103         statusbartable->attach(*refreshbutton, 3, 4, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1104         statusbartable->attach(*stopbutton, 4, 5, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
1105         statusbar->set_has_resize_grip(false);
1106         statusbar->show();
1107         stopbutton->show();
1108         refreshbutton->show();
1109         progressbar->show();
1110         stopbutton->set_sensitive(false);
1111
1112         //refreshbutton->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_refresh_pressed));
1113         //stopbutton->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::stop));
1114         //treetogglebutton->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::toggle_tables));
1115
1116         refreshbutton->signal_clicked().connect(SLOT_EVENT(EVENT_REFRESH));
1117         stopbutton->signal_clicked().connect(SLOT_EVENT(EVENT_STOP));
1118
1119         statusbartable->show_all();
1120         return statusbartable;
1121 }
1122
1123 Gtk::Widget*
1124 CanvasView::create_display_bar()
1125 {
1126         displaybar = manage(new class Gtk::Table(10, 1, false));
1127         Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon_16x16");
1128         // Setup the ToggleDuckDial widget
1129         toggleducksdial = Gtk::manage(new class ToggleDucksDial(iconsize));
1130
1131         Duck::Type m = work_area->get_type_mask();
1132         toggleducksdial->update_toggles(m);
1133
1134         toggleducksdial->signal_ducks_position().connect(
1135                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_POSITION)
1136                         );
1137         toggleducksdial->signal_ducks_vertex().connect(
1138                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_VERTEX)
1139                         );
1140         toggleducksdial->signal_ducks_tangent().connect(
1141                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_TANGENT)
1142                         );
1143         toggleducksdial->signal_ducks_radius().connect(
1144                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_RADIUS)
1145                         );
1146         toggleducksdial->signal_ducks_width().connect(
1147                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_WIDTH)
1148                         );
1149         toggleducksdial->signal_ducks_angle().connect(
1150                         sigc::bind(sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),Duck::TYPE_ANGLE)
1151                         );
1152         toggleducksdial->show();
1153
1154         // Set up the ResolutionDial widget
1155         resolutiondial=Gtk::manage(new class ResolutionDial(iconsize));
1156
1157         resolutiondial->update_lowres(work_area->get_low_resolution_flag());
1158         resolutiondial->signal_increase_resolution().connect(
1159                         sigc::mem_fun(*this, &studio::CanvasView::decrease_low_res_pixel_size));
1160         resolutiondial->signal_decrease_resolution().connect(
1161                         sigc::mem_fun(*this, &studio::CanvasView::increase_low_res_pixel_size));
1162         resolutiondial->signal_use_low_resolution().connect(
1163                         sigc::mem_fun(*this, &studio::CanvasView::toggle_low_res_pixel_flag));
1164         resolutiondial->show();
1165
1166         // Set up a separator
1167         Gtk::VSeparator *separator1 = Gtk::manage(new class Gtk::VSeparator());
1168         separator1->show();
1169         Gtk::VSeparator *separator2 = Gtk::manage(new class Gtk::VSeparator());
1170         separator2->show();
1171
1172         // Set up quality spin button
1173         quality_spin=Gtk::manage(new class Gtk::SpinButton(quality_adjustment_));
1174         quality_spin->signal_value_changed().connect(
1175                         sigc::mem_fun(*this, &studio::CanvasView::update_quality));
1176         tooltips.set_tip(*quality_spin, _("Quality (lower is better)"));
1177         quality_spin->show();
1178
1179         // Set up the show grid toggle button
1180         show_grid = Gtk::manage(new class Gtk::ToggleButton());
1181         show_grid->set_active(work_area->grid_status());
1182         Gtk::Image *icon = manage(new Gtk::Image(Gtk::StockID("synfig-toggle_show_grid"), iconsize));
1183         icon->set_padding(0, 0);
1184         icon->show();
1185         show_grid->add(*icon);
1186         show_grid->signal_toggled().connect(
1187                         sigc::mem_fun(*this, &studio::CanvasView::toggle_show_grid));
1188         tooltips.set_tip(*show_grid, _("Show grid when enabled"));
1189         show_grid->set_relief(Gtk::RELIEF_NONE);
1190         show_grid->show();
1191
1192         // Set up the snap to grid toggle button
1193         snap_grid = Gtk::manage(new class Gtk::ToggleButton());
1194         snap_grid->set_active(work_area->grid_status());
1195         Gtk::Image *icon2 = manage(new Gtk::Image(Gtk::StockID("synfig-toggle_snap_grid"), iconsize));
1196         icon2->set_padding(0, 0);
1197         icon2->show();
1198         snap_grid->add(*icon2);
1199         snap_grid->signal_toggled().connect(
1200                         sigc::mem_fun(*this, &studio::CanvasView::toggle_snap_grid));
1201         tooltips.set_tip(*snap_grid, _("Snap grid when enabled"));
1202         snap_grid->set_relief(Gtk::RELIEF_NONE);
1203         snap_grid->show();
1204
1205         // Set up the onion skin toggle button
1206         onion_skin = Gtk::manage(new class Gtk::ToggleButton());
1207         onion_skin->set_active(work_area->get_onion_skin());
1208         Gtk::Image *icon3 = manage(new Gtk::Image(Gtk::StockID("synfig-toggle_onion_skin"), iconsize));
1209         icon3->set_padding(0, 0);
1210         icon3->show();
1211         onion_skin->add(*icon3);
1212         onion_skin->signal_toggled().connect(
1213                         sigc::mem_fun(*this, &studio::CanvasView::toggle_onion_skin));
1214         tooltips.set_tip(*onion_skin, _("Shows onion skin when enabled"));
1215         onion_skin->set_relief(Gtk::RELIEF_NONE);
1216         onion_skin->show();
1217
1218         // Set up past onion skin spin button
1219         past_onion_spin=Gtk::manage(new class Gtk::SpinButton(past_onion_adjustment_));
1220         past_onion_spin->signal_value_changed().connect(
1221                         sigc::mem_fun(*this, &studio::CanvasView::set_onion_skins));
1222         tooltips.set_tip(*past_onion_spin, _("Past onion skins"));
1223         past_onion_spin->show();
1224
1225         // Set up future onion skin spin button
1226         future_onion_spin=Gtk::manage(new class Gtk::SpinButton(future_onion_adjustment_));
1227         future_onion_spin->signal_value_changed().connect(
1228                         sigc::mem_fun(*this, &studio::CanvasView::set_onion_skins));
1229         tooltips.set_tip(*future_onion_spin, _("Future onion skins"));
1230         future_onion_spin->show();
1231
1232
1233         displaybar->attach(*toggleducksdial, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1234         displaybar->attach(*separator1, 1, 2, 0, 1, Gtk::FILL, Gtk::FILL);
1235         displaybar->attach(*resolutiondial, 2, 3, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1236         displaybar->attach(*separator2, 3, 4, 0, 1, Gtk::FILL, Gtk::FILL);
1237         displaybar->attach(*quality_spin, 4, 5, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1238         displaybar->attach(*show_grid, 5, 6, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1239         displaybar->attach(*snap_grid, 6, 7, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1240         displaybar->attach(*past_onion_spin, 7, 8, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1241         displaybar->attach(*onion_skin, 8, 9, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1242         displaybar->attach(*future_onion_spin, 9, 10, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
1243
1244         displaybar->show();
1245
1246         return displaybar;
1247
1248 }
1249
1250 void
1251 CanvasView::on_current_time_widget_changed()
1252 {
1253         set_time(current_time_widget->get_value());
1254
1255         // show the value being used - it will have been rounded to nearest frame
1256         // this was already being done elsewhere, but only if the time was really changed;
1257         // if the current time was 6f and the user edited it to 6.1f, then the 6.1f would
1258         // be left in the display without the following line to fix it
1259         current_time_widget->set_value(get_time());
1260         current_time_widget->set_position(-1); // leave the cursor at the end
1261 }
1262
1263 //      Gtk::Widget*
1264 //      CanvasView::create_children_tree()
1265 //      {
1266 //              // Create the layer tree
1267 //              children_tree=manage(new class ChildrenTree());
1268 //
1269 //              // Set up the layer tree
1270 //              //children_tree->set_model(children_tree_store());
1271 //              if(children_tree)children_tree->set_time_adjustment(time_adjustment());
1272 //              if(children_tree)children_tree->show();
1273 //
1274 //              // Connect Signals
1275 //              if(children_tree)children_tree->signal_edited_value().connect(sigc::mem_fun(*this, &studio::CanvasView::on_edited_value));
1276 //              if(children_tree)children_tree->signal_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_children_user_click));
1277 //              if(children_tree)children_tree->signal_waypoint_clicked_childrentree().connect(sigc::mem_fun(*this, &studio::CanvasView::on_waypoint_clicked_canvasview));
1278 //              if(children_tree)children_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_REFRESH_DUCKS));
1279 //
1280 //              return children_tree;
1281 //      }
1282
1283 //      Gtk::Widget*
1284 //      CanvasView::create_keyframe_tree()
1285 //      {
1286 //              keyframe_tree=manage(new KeyframeTree());
1287 //
1288 //              //keyframe_tree->get_selection()->set_mode(Gtk::SELECTION_MULTIPLE);
1289 //              //keyframe_tree->show();
1290 //              //keyframe_tree->set_model(keyframe_tree_store());
1291 //              keyframe_tree->set_editable(true);
1292 //              //keyframe_tree->signal_edited().connect(sigc::hide_return(sigc::mem_fun(*canvas_interface(), &synfigapp::CanvasInterface::update_keyframe)));
1293 //
1294 //              keyframe_tree->signal_event().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_tree_event));
1295 //
1296 //              Gtk::ScrolledWindow *scroll_layer_tree = manage(new class Gtk::ScrolledWindow());
1297 //              scroll_layer_tree->set_flags(Gtk::CAN_FOCUS);
1298 //              scroll_layer_tree->set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
1299 //              scroll_layer_tree->add(*keyframe_tree);
1300 //              scroll_layer_tree->set_shadow_type(Gtk::SHADOW_ETCHED_IN);
1301 //              //scroll_layer_tree->show();
1302 //
1303 //
1304 //              Gtk::Table *layout_table= manage(new Gtk::Table(1, 2, false));
1305 //              layout_table->attach(*scroll_layer_tree, 0, 1, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
1306 //
1307 //              Gtk::Image *icon;
1308 //              Gtk::IconSize iconsize(Gtk::IconSize::from_name("synfig-small_icon"));
1309 //
1310 //              NEW_SMALL_BUTTON(button_add,"gtk-add",_("New Keyframe"));
1311 //              NEW_SMALL_BUTTON(button_duplicate,"synfig-duplicate",_("Duplicate Keyframe"));
1312 //              NEW_SMALL_BUTTON(button_delete,"gtk-delete",_("Delete Keyframe"));
1313 //
1314 //              Gtk::HBox *hbox(manage(new Gtk::HBox()));
1315 //              layout_table->attach(*hbox, 0, 1, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK, 0, 0);
1316 //
1317 //              hbox->pack_start(*button_add,Gtk::PACK_SHRINK);
1318 //              hbox->pack_start(*button_duplicate,Gtk::PACK_SHRINK);
1319 //              hbox->pack_start(*button_delete,Gtk::PACK_SHRINK);
1320 //
1321 //              /*
1322 //              button_raise->set_relief(Gtk::RELIEF_HALF);
1323 //              button_lower->set_relief(Gtk::RELIEF_HALF);
1324 //              button_duplicate->set_relief(Gtk::RELIEF_HALF);
1325 //              button_delete->set_relief(Gtk::RELIEF_HALF);
1326 //              */
1327 //
1328 //              button_add->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_add_pressed));
1329 //              button_duplicate->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_duplicate_pressed));
1330 //              button_delete->signal_clicked().connect(sigc::mem_fun(*this, &studio::CanvasView::on_keyframe_remove_pressed));
1331 //
1332 //              //layout_table->show_all();
1333 //
1334 //              keyframe_tab_child=layout_table;
1335 //
1336 //
1337 //              layout_table->hide();
1338 //
1339 //              return layout_table;
1340 //      }
1341
1342 //      Gtk::Widget*
1343 //      CanvasView::create_layer_tree()
1344 //      {
1345 //              // Create the layer tree
1346 //              printf("CanvasView::create_layer_tree()\n");
1347 //              layer_tree=manage(new class LayerTree());
1348 //
1349 //              // Set up the layer tree
1350 //              //layer_tree->set_model(layer_tree_store());
1351 //              layer_tree->set_time_adjustment(time_adjustment());
1352 //              layer_tree->show();
1353 //
1354 //              // Connect Signals
1355 //              layer_tree->signal_layer_toggle().connect(sigc::mem_fun(*this, &studio::CanvasView::on_layer_toggle));
1356 //              layer_tree->signal_edited_value().connect(sigc::mem_fun(*this, &studio::CanvasView::on_edited_value));
1357 //              layer_tree->signal_layer_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_layer_user_click));
1358 //              layer_tree->signal_param_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_children_user_click));
1359 //              layer_tree->signal_waypoint_clicked_layertree().connect(sigc::mem_fun(*this, &studio::CanvasView::on_waypoint_clicked_canvasview));
1360 //              layer_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_REFRESH_DUCKS));
1361 //
1362 //              layer_tree->hide();
1363 //              return layer_tree;
1364 //      }
1365
1366 void
1367 CanvasView::init_menus()
1368 {
1369 /*
1370         mainmenu.set_accel_group(get_accel_group());
1371         mainmenu.set_accel_path("<Canvas-view>");
1372
1373         filemenu.set_accel_group(get_accel_group());
1374         filemenu.set_accel_path("<Canvas-view>/File");
1375
1376         editmenu.set_accel_group(get_accel_group());
1377         editmenu.set_accel_path("<Canvas-view>/Edit");
1378
1379         layermenu.set_accel_group(get_accel_group());
1380         layermenu.set_accel_path("<Canvas-view>/Layer");
1381 */
1382         //cache the position of desired widgets
1383
1384         /*Menus to worry about:
1385         - filemenu
1386         - editmenu
1387         - layermenu
1388         - duckmaskmenu
1389         - mainmenu
1390         - canvasmenu
1391         - viewmenu
1392         */
1393         action_group = Gtk::ActionGroup::create();
1394
1395         //action_group->add( Gtk::Action::create("MenuFile", _("_File")) );
1396         action_group->add( Gtk::Action::create("new", Gtk::Stock::NEW),
1397                 sigc::hide_return(sigc::ptr_fun(&studio::App::new_instance))
1398         );
1399         action_group->add( Gtk::Action::create("open", Gtk::Stock::OPEN),
1400                 sigc::hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::open))
1401         );
1402         action_group->add( Gtk::Action::create("save", Gtk::Stock::SAVE),
1403                 hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::save))
1404         );
1405         action_group->add( Gtk::Action::create("save-as", Gtk::Stock::SAVE_AS),
1406                 sigc::hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::dialog_save_as))
1407         );
1408         action_group->add( Gtk::Action::create("revert", Gtk::Stock::REVERT_TO_SAVED),
1409                 sigc::hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::safe_revert))
1410         );
1411         action_group->add( Gtk::Action::create("cvs-add", Gtk::StockID("synfig-cvs_add")),
1412                 sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_add))
1413         );
1414         action_group->add( Gtk::Action::create("cvs-update", Gtk::StockID("synfig-cvs_update")),
1415                 sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_update))
1416         );
1417         action_group->add( Gtk::Action::create("cvs-revert", Gtk::StockID("synfig-cvs_revert")),
1418                 sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_revert))
1419         );
1420         action_group->add( Gtk::Action::create("cvs-commit", Gtk::StockID("synfig-cvs_commit")),
1421                 sigc::hide_return(sigc::mem_fun(*get_instance(), &studio::Instance::dialog_cvs_commit))
1422         );
1423         action_group->add( Gtk::Action::create("import", _("Import")),
1424                 sigc::hide_return(sigc::mem_fun(*this, &studio::CanvasView::image_import))
1425         );
1426         action_group->add( Gtk::Action::create("render", _("Render")),
1427                 sigc::mem_fun0(render_settings,&studio::RenderSettings::present)
1428         );
1429         action_group->add( Gtk::Action::create("preview", _("Preview")),
1430                 sigc::mem_fun(*this,&CanvasView::on_preview_option)
1431         );
1432         action_group->add( Gtk::Action::create("sound", _("Sound File")),
1433                 sigc::mem_fun(*this,&CanvasView::on_audio_option)
1434         );
1435         action_group->add( Gtk::Action::create("options", _("Options")),
1436                 sigc::mem_fun0(canvas_options,&studio::CanvasOptions::present)
1437         );
1438         action_group->add( Gtk::Action::create("close", Gtk::StockID("gtk-close"), _("Close Window")),
1439                 sigc::hide_return(sigc::mem_fun(*this,&studio::CanvasView::close_view))
1440         );
1441         action_group->add( Gtk::Action::create("close-document", Gtk::StockID("gtk-close"), _("Close Document")),
1442                 sigc::hide_return(sigc::mem_fun(*this,&studio::CanvasView::close_instance))
1443         );
1444         action_group->add( Gtk::Action::create("quit", Gtk::StockID("gtk-quit"), _("Quit")),
1445                 sigc::hide_return(sigc::ptr_fun(&studio::App::quit))
1446         );
1447
1448         //action_group->add( Gtk::Action::create("undo", Gtk::StockID("gtk-undo")),
1449         //      SLOT_EVENT(EVENT_UNDO)
1450         //);
1451
1452         //action_group->add( Gtk::Action::create("redo", Gtk::StockID("gtk-redo")),
1453         //      SLOT_EVENT(EVENT_REDO)
1454         //);
1455
1456         action_group->add( Gtk::Action::create("select-all-ducks", _("Select All Ducks")),
1457                 sigc::mem_fun(*work_area,&studio::WorkArea::select_all_ducks)
1458         );
1459
1460         action_group->add( Gtk::Action::create("unselect-all-ducks", _("Unselect All Ducks")),
1461                 sigc::mem_fun(*work_area,&studio::WorkArea::unselect_all_ducks)
1462         );
1463
1464         action_group->add( Gtk::Action::create("select-all-layers", _("Select All Layers")),
1465                 sigc::mem_fun(*this,&CanvasView::on_select_layers)
1466         );
1467
1468         action_group->add( Gtk::Action::create("unselect-all-layers", _("Unselect All Layers")),
1469                 sigc::mem_fun(*this,&CanvasView::on_unselect_layers)
1470         );
1471
1472         action_group->add( Gtk::Action::create("stop", Gtk::StockID("gtk-stop")),
1473                 SLOT_EVENT(EVENT_STOP)
1474         );
1475
1476         action_group->add( Gtk::Action::create("refresh", Gtk::StockID("gtk-refresh")),
1477                 SLOT_EVENT(EVENT_REFRESH)
1478         );
1479
1480         action_group->add( Gtk::Action::create("properties", Gtk::StockID("gtk-properties")),
1481                 sigc::mem_fun0(canvas_properties,&studio::CanvasProperties::present)
1482         );
1483
1484         // Preview Quality Menu
1485         {
1486                 int i;
1487                 action_group->add( Gtk::RadioAction::create(quality_group,"quality-00", _("Use Parametric Renderer")),
1488                         sigc::bind(
1489                                 sigc::mem_fun(*work_area, &studio::WorkArea::set_quality),
1490                                 0
1491                         )
1492                 );
1493                 for(i=1;i<=10;i++)
1494                 {
1495                         String note;
1496                         if (i == 1) note = _(" (best)");
1497                         if (i == 10) note = _(" (fastest)");
1498                         Glib::RefPtr<Gtk::RadioAction> action(Gtk::RadioAction::create(quality_group,strprintf("quality-%02d",i),
1499                                                                                                                                                    strprintf(_("Set Quality to %d"),i) + note));
1500                         if (i==8)                       // default quality
1501                         {
1502                                 action->set_active();
1503                                 work_area->set_quality(i);
1504                         }
1505                         action_group->add( action,
1506                                 sigc::bind(
1507                                         sigc::mem_fun(*this, &studio::CanvasView::set_quality),
1508                                         i
1509                                 )
1510                         );
1511                 }
1512         }
1513
1514         // Low-Res Quality Menu
1515         {
1516                 int i;
1517                 for(list<int>::iterator iter = CanvasView::get_pixel_sizes().begin(); iter != CanvasView::get_pixel_sizes().end(); iter++)
1518                 {
1519                         i = *iter;
1520                         Glib::RefPtr<Gtk::RadioAction> action(Gtk::RadioAction::create(low_res_pixel_size_group,strprintf("lowres-pixel-%d",i),
1521                                                                                                                                                    strprintf(_("Set Low-Res pixel size to %d"),i)));
1522                         if(i==2)                        // default pixel size
1523                         {
1524                                 action->set_active();
1525                                 work_area->set_low_res_pixel_size(i);
1526                         }
1527                         action_group->add( action,
1528                                 sigc::bind(
1529                                         sigc::mem_fun(*work_area, &studio::WorkArea::set_low_res_pixel_size),
1530                                         i
1531                                 )
1532                         );
1533                 }
1534
1535                 Glib::RefPtr<Gtk::Action> action;
1536
1537                 action=Gtk::Action::create("decrease-low-res-pixel-size", _("Decrease Low-Res Pixel Size"));
1538                 action_group->add( action,sigc::mem_fun(this, &studio::CanvasView::decrease_low_res_pixel_size));
1539
1540                 action=Gtk::Action::create("increase-low-res-pixel-size",  _("Increase Low-Res Pixel Size"));
1541                 action_group->add( action, sigc::mem_fun(this, &studio::CanvasView::increase_low_res_pixel_size));
1542
1543         }
1544
1545         action_group->add( Gtk::Action::create("play", Gtk::Stock::MEDIA_PLAY),
1546                 sigc::mem_fun(*this, &studio::CanvasView::play)
1547         );
1548
1549         action_group->add( Gtk::Action::create("dialog-flipbook", _("Preview Window")),
1550                 sigc::mem_fun0(*preview_dialog, &studio::Dialog_Preview::present)
1551         );
1552
1553         {
1554                 Glib::RefPtr<Gtk::ToggleAction> action;
1555
1556                 grid_show_toggle = Gtk::ToggleAction::create("toggle-grid-show", _("Show Grid"));
1557                 grid_show_toggle->set_active(work_area->grid_status());
1558                 action_group->add(grid_show_toggle, sigc::mem_fun(*this, &studio::CanvasView::toggle_show_grid));
1559
1560                 grid_snap_toggle = Gtk::ToggleAction::create("toggle-grid-snap", _("Snap to Grid"));
1561                 grid_snap_toggle->set_active(work_area->get_grid_snap());
1562                 action_group->add(grid_snap_toggle, sigc::mem_fun(*this, &studio::CanvasView::toggle_snap_grid));
1563
1564                 action = Gtk::ToggleAction::create("toggle-guide-show", _("Show Guides"));
1565                 action->set_active(work_area->get_show_guides());
1566                 action_group->add(action, sigc::mem_fun(*work_area, &studio::WorkArea::toggle_guide_snap));
1567
1568                 action = Gtk::ToggleAction::create("toggle-low-res", _("Use Low-Res"));
1569                 action->set_active(work_area->get_low_resolution_flag());
1570                 action_group->add(action, sigc::mem_fun(*this, &studio::CanvasView::toggle_low_res_pixel_flag));
1571
1572                 action = Gtk::ToggleAction::create("toggle-onion-skin", _("Show Onion Skin"));
1573                 action->set_active(work_area->get_onion_skin());
1574                 action_group->add(action, sigc::mem_fun(*this, &studio::CanvasView::toggle_onion_skin));
1575         }
1576
1577         action_group->add( Gtk::Action::create("canvas-zoom-fit", Gtk::StockID("gtk-zoom-fit")),
1578                 sigc::mem_fun(*work_area, &studio::WorkArea::zoom_fit)
1579         );
1580         action_group->add( Gtk::Action::create("canvas-zoom-100", Gtk::StockID("gtk-zoom-100")),
1581                 sigc::mem_fun(*work_area, &studio::WorkArea::zoom_norm)
1582         );
1583
1584         {
1585                 Glib::RefPtr<Gtk::Action> action;
1586
1587                 action=Gtk::Action::create("seek-next-frame", Gtk::Stock::GO_FORWARD,_("Next Frame"),_("Next Frame"));
1588                 action_group->add(action,sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_frame),1));
1589                 action=Gtk::Action::create("seek-prev-frame", Gtk::Stock::GO_BACK,_("Prev Frame"),_("Prev Frame"));
1590                 action_group->add( action, sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_frame),-1));
1591
1592                 action=Gtk::Action::create("seek-next-second", Gtk::Stock::GO_FORWARD,_("Seek Forward"),_("Seek Forward"));
1593                 action_group->add(action,sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time),Time(1)));
1594                 action=Gtk::Action::create("seek-prev-second", Gtk::Stock::GO_BACK,_("Seek Backward"),_("Seek Backward"));
1595                 action_group->add( action, sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time),Time(-1)));
1596
1597                 action=Gtk::Action::create("seek-end", Gtk::Stock::GOTO_LAST,_("Seek to End"),_("Seek to End"));
1598                 action_group->add(action,sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time),Time::end()));
1599
1600                 action=Gtk::Action::create("seek-begin", Gtk::Stock::GOTO_FIRST,_("Seek to Begin"),_("Seek to Begin"));
1601                 action_group->add( action, sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek_time),Time::begin()));
1602
1603                 action=Gtk::Action::create("jump-next-keyframe", Gtk::Stock::GO_FORWARD,_("Jump to Next Keyframe"),_("Jump to Next Keyframe"));
1604                 action_group->add( action,sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_next_keyframe));
1605
1606                 action=Gtk::Action::create("jump-prev-keyframe", Gtk::Stock::GO_BACK,_("Jump to Prev Keyframe"),_("Jump to Prev Keyframe"));
1607                 action_group->add( action,sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_prev_keyframe));
1608
1609                 action=Gtk::Action::create("canvas-zoom-in", Gtk::Stock::ZOOM_IN);
1610                 action_group->add( action,sigc::mem_fun(*work_area, &studio::WorkArea::zoom_in));
1611
1612                 action=Gtk::Action::create("canvas-zoom-out", Gtk::Stock::ZOOM_OUT);
1613                 action_group->add( action, sigc::mem_fun(*work_area, &studio::WorkArea::zoom_out) );
1614
1615                 action=Gtk::Action::create("time-zoom-in", Gtk::Stock::ZOOM_IN, _("Zoom In on Timeline"));
1616                 action_group->add( action, sigc::mem_fun(*this, &studio::CanvasView::time_zoom_in) );
1617
1618                 action=Gtk::Action::create("time-zoom-out", Gtk::Stock::ZOOM_OUT, _("Zoom Out on Timeline"));
1619                 action_group->add( action, sigc::mem_fun(*this, &studio::CanvasView::time_zoom_out) );
1620
1621         }
1622
1623         {
1624                 Glib::RefPtr<Gtk::ToggleAction> action;
1625
1626 #define DUCK_MASK(lower,upper,string)                                                                                           \
1627                 action=Gtk::ToggleAction::create("mask-" #lower "-ducks", string);                      \
1628                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_##upper));      \
1629                 action_group->add(action,                                                                                                       \
1630                         sigc::bind(                                                                                                                             \
1631                                 sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),            \
1632                                 Duck::TYPE_##upper))
1633
1634                 DUCK_MASK(position,POSITION,_("Show Position Ducks"));
1635                 DUCK_MASK(tangent,TANGENT,_("Show Tangent Ducks"));
1636                 DUCK_MASK(vertex,VERTEX,_("Show Vertex Ducks"));
1637                 DUCK_MASK(radius,RADIUS,_("Show Radius Ducks"));
1638                 DUCK_MASK(width,WIDTH,_("Show Width Ducks"));
1639                 DUCK_MASK(angle,ANGLE,_("Show Angle Ducks"));
1640
1641 #undef DUCK_MASK
1642         }
1643
1644         add_accel_group(App::ui_manager()->get_accel_group());
1645
1646 /*      // Here is where we add the actions that may have conflicting
1647         // keyboard accelerators.
1648         {
1649                 Glib::RefPtr<Gtk::ActionGroup> accel_action_group(Gtk::ActionGroup::create("canvas_view"));
1650                 Glib::RefPtr<Gtk::Action> action;
1651
1652                 action=Gtk::Action::create("seek-next-frame", Gtk::StockID("gtk-forward"),_("Next Frame"),_("Next Frame"));
1653                 accel_action_group->add(action,sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek),1));
1654
1655                 action=Gtk::Action::create("seek-prev-frame", Gtk::StockID("gtk-forward"),_("Prev Frame"),_("Prev Frame"));
1656                 accel_action_group->add( action, sigc::bind(sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::seek),-1));
1657
1658                 action=Gtk::Action::create("jump-next-keyframe", Gtk::StockID("gtk-forward"),_("Jump to Next Keyframe"),_("Jump to Next Keyframe"));
1659                 accel_action_group->add( action,sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_next_keyframe));
1660
1661                 action=Gtk::Action::create("jump-prev-keyframe", Gtk::StockID("gtk-back"),_("Jump to Prev Keyframe"),_("Jump to Prev Keyframe"));
1662                 accel_action_group->add( action,sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_prev_keyframe));
1663
1664                 action=Gtk::Action::create("canvas-zoom-in", Gtk::StockID("gtk-zoom-in"));
1665                 accel_action_group->add( action,sigc::mem_fun(*work_area, &studio::WorkArea::zoom_in));
1666
1667                 action=Gtk::Action::create("canvas-zoom-out", Gtk::StockID("gtk-zoom-out"));
1668                 accel_action_group->add( action, sigc::mem_fun(*work_area, &studio::WorkArea::zoom_out) );
1669
1670                 action=Gtk::Action::create("time-zoom-in", Gtk::StockID("gtk-zoom-in"), _("Zoom In on Timeline"));
1671                 accel_action_group->add( action, sigc::mem_fun(*this, &studio::CanvasView::time_zoom_in) );
1672
1673                 action=Gtk::Action::create("time-zoom-out", Gtk::StockID("gtk-zoom-out"), _("Zoom Out on Timeline"));
1674                 accel_action_group->add( action, sigc::mem_fun(*this, &studio::CanvasView::time_zoom_out) );
1675
1676                 Glib::RefPtr<Gtk::UIManager> accel_ui_manager(Gtk::UIManager::create());
1677
1678                 Glib::ustring ui_info =
1679                 "
1680                 <ui>
1681                         <accelerator action='seek-next-frame' />
1682                         <accelerator action='seek-prev-frame' />
1683                         <accelerator action='jump-next-keyframe' />
1684                         <accelerator action='jump-prev-keyframe' />
1685                         <accelerator action='canvas-zoom-in' />
1686                         <accelerator action='canvas-zoom-out' />
1687                         <accelerator action='time-zoom-in' />
1688                         <accelerator action='time-zoom-out' />
1689                 </ui>
1690                 ";
1691
1692                 accel_ui_manager->add_ui_from_string(ui_info);
1693                 add_accel_group(accel_ui_manager->get_accel_group());
1694
1695                 accel_ui_manager->insert_action_group(accel_action_group);
1696                 set_ref_obj("accel_ui_manager",accel_ui_manager);
1697                 set_ref_obj("accel_action_group",accel_action_group);
1698         }
1699 */
1700
1701 #if 0
1702 //
1703 //      //Test some key stuff
1704 //
1705 //      filemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-save"),
1706 //              hide_return(sigc::mem_fun(*get_instance().get(), &studio::Instance::save))));
1707 //      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))));
1708 //      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))));
1709 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1710 //
1711 //      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))));
1712 //      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))));
1713 //      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))));
1714 //
1715 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1716 //      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))));
1717 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1718 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Render"),Gtk::AccelKey("F9"),
1719 //              sigc::mem_fun(render_settings,&studio::RenderSettings::present)
1720 //      ));
1721 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Preview"),Gtk::AccelKey("F11"),
1722 //              sigc::mem_fun(*this,&CanvasView::on_preview_option)
1723 //      ));
1724 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Sound File"),
1725 //              sigc::mem_fun(*this,&CanvasView::on_audio_option)
1726 //      ));
1727 //
1728 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1729 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Options"),Gtk::AccelKey("F12"),
1730 //              sigc::mem_fun(canvas_options,&studio::CanvasOptions::present)
1731 //      ));
1732 //      filemenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1733 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Close View"),
1734 //              sigc::hide_return(sigc::mem_fun(*this,&studio::CanvasView::close_view))
1735 //      ));
1736 //      filemenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Close Document"),
1737 //              sigc::hide_return(sigc::mem_fun(*this,&studio::CanvasView::close_document))
1738 //      ));
1739 //
1740 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-undo"),Gtk::AccelKey('Z',Gdk::CONTROL_MASK),SLOT_EVENT(EVENT_UNDO)));
1741 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-redo"),Gtk::AccelKey('R',Gdk::CONTROL_MASK),SLOT_EVENT(EVENT_REDO)));
1742 //      editmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1743 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-cut"),NOT_IMPLEMENTED_SLOT));
1744 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-copy"),NOT_IMPLEMENTED_SLOT));
1745 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-paste"),NOT_IMPLEMENTED_SLOT));
1746 //      editmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1747 //      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)));
1748 //      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)));
1749 //      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)));
1750 //      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)));
1751 //      editmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1752 //
1753 //      //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))));
1754 //      //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))));
1755 //      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)));
1756 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-refresh"),Gtk::AccelKey('k',Gdk::CONTROL_MASK),SLOT_EVENT(EVENT_REFRESH)));
1757 //      editmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1758 //      editmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-properties"),Gtk::AccelKey("F8"),
1759 //              sigc::mem_fun(canvas_properties,&studio::CanvasProperties::present)
1760 //      ));
1761 //
1762 //      build_new_layer_menu(newlayermenu);
1763 //      layermenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("New"),newlayermenu));
1764 //
1765 //
1766 //      {
1767 //              synfigapp::Action::ParamList param_list;
1768 //              param_list.add("canvas",Canvas::Handle(get_canvas()));
1769 //              param_list.add("canvas_interface",canvas_interface());
1770 //              add_actions_to_menu(&canvasmenu, param_list,synfigapp::Action::CATEGORY_CANVAS);
1771 //      }
1772 //
1773 //
1774 //      //canvasmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Keyframe Dialog"),sigc::mem_fun(keyframe_dialog,&studio::Dialog_Keyframe::present)));
1775 //
1776 //      // Duck Mask Menu
1777 //      if(1)
1778 //              {
1779 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::TearoffMenuElem());
1780 //
1781 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Position Ducks"),Gtk::AccelKey('1',Gdk::MOD1_MASK)));
1782 //              duck_mask_position=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1783 //              duck_mask_position->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_POSITION));
1784 //              duck_mask_position->signal_toggled().connect(
1785 //                      sigc::bind(
1786 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1787 //                              Duck::TYPE_POSITION
1788 //                      )
1789 //              );
1790 //
1791 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Vertex Ducks"),Gtk::AccelKey('2',Gdk::MOD1_MASK)));
1792 //              duck_mask_vertex=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1793 //              duck_mask_vertex->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_VERTEX));
1794 //              duck_mask_vertex->signal_toggled().connect(
1795 //                      sigc::bind(
1796 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1797 //                              Duck::TYPE_VERTEX
1798 //                      )
1799 //              );
1800 //
1801 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Tangent Ducks"),Gtk::AccelKey('3',Gdk::MOD1_MASK)));
1802 //              duck_mask_tangent=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1803 //              duck_mask_tangent->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_TANGENT));
1804 //              duck_mask_tangent->signal_toggled().connect(
1805 //                      sigc::bind(
1806 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1807 //                              Duck::TYPE_TANGENT
1808 //                      )
1809 //              );
1810 //
1811 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Radius Ducks"),Gtk::AccelKey('4',Gdk::MOD1_MASK)));
1812 //              duck_mask_radius=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1813 //              duck_mask_radius->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_RADIUS));
1814 //              duck_mask_radius->signal_toggled().connect(
1815 //                      sigc::bind(
1816 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1817 //                              Duck::TYPE_RADIUS
1818 //                      )
1819 //              );
1820 //
1821 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Width Ducks"),Gtk::AccelKey('5',Gdk::MOD1_MASK)));
1822 //              duck_mask_width=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1823 //              duck_mask_width->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_WIDTH));
1824 //              duck_mask_width->signal_toggled().connect(
1825 //                      sigc::bind(
1826 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1827 //                              Duck::TYPE_WIDTH
1828 //                      )
1829 //              );
1830 //
1831 //              duckmaskmenu.items().push_back(Gtk::Menu_Helpers::CheckMenuElem(_("Angle Ducks"),Gtk::AccelKey('6',Gdk::MOD1_MASK)));
1832 //              duck_mask_angle=static_cast<Gtk::CheckMenuItem*>(&duckmaskmenu.items().back());
1833 //              duck_mask_angle->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_ANGLE));
1834 //              duck_mask_angle->signal_toggled().connect(
1835 //                      sigc::bind(
1836 //                              sigc::mem_fun(*this, &studio::CanvasView::toggle_duck_mask),
1837 //                              Duck::TYPE_ANGLE
1838 //                      )
1839 //              );
1840 //
1841 //              viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Mask Ducks"),duckmaskmenu));
1842 //      }
1843 //
1844 //      // Preview Quality Menu
1845 //      if(1)
1846 //      {
1847 //              qualitymenu.items().push_back(Gtk::Menu_Helpers::TearoffMenuElem());
1848 //              int i;
1849 //              qualitymenu.items().push_back(Gtk::Menu_Helpers::MenuElem(strprintf(_("Use Parametric Renderer"),0),
1850 //                      sigc::bind(
1851 //                              sigc::mem_fun(*work_area, &studio::WorkArea::set_quality),
1852 //                              0
1853 //                      )
1854 //              ));
1855 //              for(i=1;i<=10;i++)
1856 //              {
1857 //                      qualitymenu.items().push_back(Gtk::Menu_Helpers::MenuElem(strprintf(_("Set Quality to %d"),i),Gtk::AccelKey('0'+(i%10),Gdk::CONTROL_MASK),
1858 //                              sigc::bind(
1859 //                                      sigc::mem_fun(*work_area, &studio::WorkArea::set_quality),
1860 //                                      i
1861 //                              )
1862 //                      ));
1863 //              }
1864 //              viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Preview Quality"),qualitymenu));
1865 //      }
1866 //
1867 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::Stock::MEDIA_PLAY,
1868 //              sigc::mem_fun(*this, &studio::CanvasView::play)));
1869 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("Flipbook Dialog"),
1870 //              sigc::mem_fun(*preview_dialog, &studio::Dialog_Preview::present)));
1871 //
1872 //      viewmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1873 //
1874 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Toggle Grid Show"),Gtk::AccelKey('g',Gdk::CONTROL_MASK),
1875 //              sigc::mem_fun(*work_area, &studio::WorkArea::toggle_grid)));
1876 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Toggle Grid Snap"),Gtk::AccelKey('l',Gdk::CONTROL_MASK),
1877 //              sigc::mem_fun(*work_area, &studio::WorkArea::toggle_grid_snap)));
1878 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Toggle Guide Snap"),Gtk::AccelKey('k',Gdk::CONTROL_MASK),
1879 //              sigc::mem_fun(*work_area, &studio::WorkArea::toggle_guide_snap)));
1880 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Toggle Low-Res"),Gtk::AccelKey('`',Gdk::CONTROL_MASK),
1881 //              sigc::mem_fun(*work_area, &studio::WorkArea::toggle_low_resolution_flag)));
1882 //
1883 //      viewmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1884 //
1885 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-in"),Gtk::AccelKey('=',static_cast<Gdk::ModifierType>(0)),
1886 //              sigc::mem_fun(*work_area, &studio::WorkArea::zoom_in)));
1887 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-out"),Gtk::AccelKey('-',static_cast<Gdk::ModifierType>(0)),
1888 //              sigc::mem_fun(*work_area, &studio::WorkArea::zoom_out)));
1889 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-fit"),
1890 //              sigc::mem_fun(*work_area, &studio::WorkArea::zoom_fit)));
1891 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-100"),Gtk::AccelKey('`',static_cast<Gdk::ModifierType>(0)),
1892 //              sigc::mem_fun(*work_area, &studio::WorkArea::zoom_norm)));
1893 //      viewmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1894 //
1895 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-in"),Gtk::AccelKey('+',static_cast<Gdk::ModifierType>(0)),
1896 //              sigc::mem_fun(*this, &studio::CanvasView::time_zoom_in)));
1897 //      viewmenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-zoom-out"),Gtk::AccelKey('_',static_cast<Gdk::ModifierType>(0)),
1898 //              sigc::mem_fun(*this, &studio::CanvasView::time_zoom_out)));
1899 //
1900 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Jump to Next Keyframe"),Gtk::AccelKey(']',static_cast<Gdk::ModifierType>(0)),
1901 //              sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_next_keyframe)));
1902 //      viewmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Jump to Prev Keyframe"),Gtk::AccelKey('[',static_cast<Gdk::ModifierType>(0)),
1903 //              sigc::mem_fun(*canvas_interface().get(), &synfigapp::CanvasInterface::jump_to_prev_keyframe)));
1904 //
1905 //      mainmenu.items().push_back(Gtk::Menu_Helpers::TearoffMenuElem());
1906 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_File"),filemenu));
1907 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Edit"),editmenu));
1908 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_View"),viewmenu));
1909 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Canvas"),canvasmenu));
1910 //      mainmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Layer"),layermenu));
1911 //
1912 //      mainmenu.accelerate(*this);
1913 //
1914 ///*
1915 //      {
1916 //
1917 //              trackmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("New Waypoint"),NOT_IMPLEMENTED_SLOT));
1918 //              trackmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Delete Waypoint"),NOT_IMPLEMENTED_SLOT));
1919 //              trackmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Export"),NOT_IMPLEMENTED_SLOT));
1920 //              trackmenu.items().push_back(Gtk::Menu_Helpers::SeparatorElem());
1921 //              trackmenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Properties"),NOT_IMPLEMENTED_SLOT));
1922 //      }
1923 //*/
1924 //      mainmenu.show();
1925 //      filemenu.show();
1926 //      editmenu.show();
1927 //      canvasmenu.show();
1928 //      layermenu.show();
1929 //
1930 //      keyframemenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-properties"),
1931 //              sigc::mem_fun(*this,&studio::CanvasView::show_keyframe_dialog)
1932 //      ));
1933 //
1934 //
1935 //      get_accel_group()->unlock();
1936 //
1937 //      //Set the accelerator paths for all the menus
1938 //      filemenu.set_accel_path("<synfig>/File");
1939 //      editmenu.set_accel_path("<synfig>/Edit");
1940 //      layermenu.set_accel_path("<synfig>/Layer");
1941 //      //mainmenu.set_accel_path("<synfig-main>");
1942 //      canvasmenu.set_accel_path("<synfig>/Canvas");
1943 //      viewmenu.set_accel_path("<synfig>/View");
1944 //      duckmaskmenu.set_accel_path("<synfig>/DuckMask");
1945 #endif
1946 }
1947
1948 void
1949 CanvasView::on_select_layers()
1950 {
1951         Canvas::Handle canvas(get_canvas());
1952         for (CanvasBase::iterator iter = canvas->begin(); iter != canvas->end(); iter++)
1953                 layer_tree->select_all_children_layers(*iter);
1954 }
1955
1956 void
1957 CanvasView::on_unselect_layers()
1958 {
1959         layer_tree->clear_selected_layers();
1960 }
1961
1962 void
1963 CanvasView::show_keyframe_dialog()
1964 {
1965         Glib::RefPtr<Gtk::TreeSelection> selection(keyframe_tree->get_selection());
1966         if(selection->get_selected())
1967         {
1968                 Gtk::TreeRow row(*selection->get_selected());
1969
1970                 Keyframe keyframe(row[keyframe_tree->model.keyframe]);
1971
1972                 keyframe_dialog.set_keyframe(keyframe);
1973                 keyframe_dialog.present();
1974         }
1975 }
1976
1977 void
1978 CanvasView::add_layer(synfig::String x)
1979 {
1980         Canvas::Handle canvas;
1981
1982         synfigapp::SelectionManager::LayerList layer_list(get_selection_manager()->get_selected_layers());
1983
1984         int target_depth(0);
1985
1986         if(layer_list.empty())
1987         {
1988                 canvas=get_canvas();
1989         }
1990         else
1991         {
1992                 canvas=(*layer_list.begin())->get_canvas();
1993                 target_depth=canvas->get_depth(*layer_list.begin());
1994         }
1995
1996         Layer::Handle layer(canvas_interface()->add_layer_to(x,canvas,target_depth));
1997         if(layer)
1998         {
1999                 get_selection_manager()->clear_selected_layers();
2000                 get_selection_manager()->set_selected_layer(layer);
2001         }
2002 }
2003
2004 void
2005 CanvasView::popup_layer_menu(synfig::Layer::Handle layer)
2006 {
2007         //Gtk::Menu* menu(manage(new Gtk::Menu));
2008         Gtk::Menu* menu(&parammenu);
2009         menu->items().clear();
2010
2011         synfigapp::Action::ParamList param_list;
2012         param_list.add("time",canvas_interface()->get_time());
2013         param_list.add("canvas",Canvas::Handle(layer->get_canvas()));
2014         param_list.add("canvas_interface",canvas_interface());
2015         param_list.add("layer",layer);
2016
2017         //Gtk::Menu *newlayers(manage(new Gtk::Menu()));
2018         //build_new_layer_menu(*newlayers);
2019
2020         //parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("New Layer"),*newlayers));
2021
2022         if(layer->get_name()=="PasteCanvas")
2023         {
2024                 menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Select All Children"),
2025                         sigc::bind(
2026                                 sigc::mem_fun(
2027                                         *layer_tree,
2028                                         &studio::LayerTree::select_all_children_layers
2029                                 ),
2030                                 layer
2031                         )
2032                 ));
2033         }
2034
2035         add_actions_to_menu(menu, param_list,synfigapp::Action::CATEGORY_LAYER);
2036
2037         menu->popup(3,gtk_get_current_event_time());
2038 }
2039
2040 void
2041 CanvasView::register_layer_type(synfig::Layer::Book::value_type &/*lyr*/,std::map<synfig::String,Gtk::Menu*>* /*category_map*/)
2042 {
2043 /*      if(lyr.second.category==CATEGORY_DO_NOT_USE)
2044                 return;
2045
2046         if(category_map->count(lyr.second.category)==0)
2047                 (*category_map)[lyr.second.category]=manage(new Gtk::Menu());
2048
2049         (*category_map)[lyr.second.category]->items().push_back(Gtk::Menu_Helpers::MenuElem(lyr.second.local_name,
2050                 sigc::hide_return(
2051                         sigc::bind(
2052                                 sigc::mem_fun(*this,&studio::CanvasView::add_layer),
2053                                 lyr.first
2054                         )
2055                 )
2056         ));
2057 */
2058 }
2059
2060 void
2061 CanvasView::build_new_layer_menu(Gtk::Menu &/*menu*/)
2062 {
2063 /*
2064         std::map<synfig::String,Gtk::Menu*> category_map;
2065
2066         std::for_each(
2067                 synfig::Layer::book().begin(),
2068                 synfig::Layer::book().end(),
2069                 sigc::bind(
2070                         sigc::mem_fun(
2071                                 *this,
2072                                 &studio::CanvasView::register_layer_type
2073                         ),
2074                         &category_map
2075                 )
2076         );
2077
2078         menu.items().clear();
2079         menu.items().push_back(Gtk::Menu_Helpers::TearoffMenuElem());
2080
2081         std::map<synfig::String,Gtk::Menu*>::iterator iter;
2082         for(iter=category_map.begin();iter!=category_map.end();++iter)
2083                 menu.items().push_back(Gtk::Menu_Helpers::MenuElem(iter->first,*iter->second));
2084
2085         menu.show();
2086 */
2087 }
2088
2089 void
2090 CanvasView::popup_main_menu()
2091 {
2092         //mainmenu.popup(0,gtk_get_current_event_time());
2093         Gtk::Menu* menu = dynamic_cast<Gtk::Menu*>(App::ui_manager()->get_widget("/menu-main"));
2094         if(menu)
2095         {
2096                 //menu->set_accel_group(App::ui_manager()->get_accel_group());
2097                 //menu->accelerate(*this);
2098                 menu->popup(0,gtk_get_current_event_time());
2099         }
2100 }
2101
2102 void
2103 CanvasView::on_refresh_pressed()
2104 {
2105         rebuild_tables();
2106         rebuild_ducks();
2107         work_area->queue_render_preview();
2108 }
2109
2110 void
2111 CanvasView::workarea_layer_selected(synfig::Layer::Handle layer)
2112 {
2113         get_selection_manager()->clear_selected_layers();
2114         if(layer)
2115                 get_selection_manager()->set_selected_layer(layer);
2116 }
2117
2118 void
2119 CanvasView::refresh_rend_desc()
2120 {
2121         current_time_widget->set_fps(get_canvas()->rend_desc().get_frame_rate());
2122
2123         //????
2124         //synfig::info("Canvasview: Refreshing render desc info");
2125         if(!get_time().is_equal(time_adjustment().get_value()))
2126         {
2127                 time_adjustment().set_value(get_time());
2128                 time_adjustment().value_changed();
2129         }
2130
2131         Time length(get_canvas()->rend_desc().get_time_end()-get_canvas()->rend_desc().get_time_start());
2132         if(length<DEFAULT_TIME_WINDOW_SIZE)
2133         {
2134                 time_window_adjustment().set_page_increment(length);
2135                 time_window_adjustment().set_page_size(length);
2136         }
2137         else
2138         {
2139                 time_window_adjustment().set_page_increment(DEFAULT_TIME_WINDOW_SIZE);
2140                 time_window_adjustment().set_page_size(DEFAULT_TIME_WINDOW_SIZE);
2141         }
2142
2143         //set the FPS of the timeslider
2144         timeslider->set_global_fps(get_canvas()->rend_desc().get_frame_rate());
2145
2146         //set the beginning and ending time of the time slider
2147         Time begin_time=get_canvas()->rend_desc().get_time_start();
2148         Time end_time=get_canvas()->rend_desc().get_time_end();
2149
2150         // Setup the time_window adjustment
2151         time_window_adjustment().set_lower(begin_time);
2152         time_window_adjustment().set_upper(end_time);
2153         time_window_adjustment().set_step_increment(synfig::Time(1.0/get_canvas()->rend_desc().get_frame_rate()));
2154
2155         //Time length(get_canvas()->rend_desc().get_time_end()-get_canvas()->rend_desc().get_time_start());
2156         if(length < time_window_adjustment().get_page_size())
2157         {
2158                 time_window_adjustment().set_page_increment(length);
2159                 time_window_adjustment().set_page_size(length);
2160         }
2161
2162         /*synfig::info("w: %p - [%.3f,%.3f] (%.3f,%.3f) child: %p\n",
2163                                 &time_window_adjustment_, time_window_adjustment_.get_lower(),
2164                                 time_window_adjustment_.get_upper(),time_window_adjustment_.get_value(),
2165                                 time_window_adjustment_.get_page_size(),time_window_adjustment_.get_child_adjustment()
2166         );*/
2167
2168         time_window_adjustment().changed(); //only non-value stuff was changed
2169
2170         // Setup the time adjustment
2171
2172         //NOTE THESE TWO SHOULD BE CHANGED BY THE changed() CALL ABOVE
2173         //time_adjustment().set_lower(time_window_adjustment().get_value());
2174         //time_adjustment().set_upper(time_window_adjustment().get_value()+time_window_adjustment().get_page_size());
2175
2176 //      time_adjustment().set_lower(get_canvas()->rend_desc().get_time_start());
2177 //      time_adjustment().set_upper(get_canvas()->rend_desc().get_time_end());
2178         time_adjustment().set_step_increment(synfig::Time(1.0/get_canvas()->rend_desc().get_frame_rate()));
2179         time_adjustment().set_page_increment(synfig::Time(1.0));
2180         time_adjustment().set_page_size(0);
2181
2182         time_adjustment().changed();
2183
2184         /*synfig::info("w: %p - [%.3f,%.3f] (%.3f,%.3f) child: %p\n",
2185                                 &time_window_adjustment_, time_window_adjustment_.get_lower(),
2186                                 time_window_adjustment_.get_upper(),time_window_adjustment_.get_value(),
2187                                 time_window_adjustment_.get_page_size(),time_window_adjustment_.get_child_adjustment()
2188         );      */
2189
2190         if(begin_time==end_time)
2191         {
2192                 hide_timebar();
2193         }
2194         else
2195         {
2196                 show_timebar();
2197         }
2198
2199         //clamp time to big bounds...
2200         if(time_window_adjustment().get_value() < begin_time)
2201         {
2202                 time_window_adjustment().set_value(begin_time);
2203                 time_window_adjustment().value_changed();
2204         }
2205
2206         if(time_window_adjustment().get_value() + time_window_adjustment().get_page_size() > end_time)
2207         {
2208                 time_window_adjustment().set_value(end_time - time_window_adjustment().get_page_size());
2209                 time_window_adjustment().value_changed();
2210         }
2211
2212         if(time_adjustment().get_value() < begin_time)
2213         {
2214                 time_adjustment().set_value(begin_time);
2215                 time_adjustment().value_changed();
2216         }
2217
2218         if(time_adjustment().get_value() > end_time)
2219         {
2220                 time_adjustment().set_value(end_time);
2221                 time_adjustment().value_changed();
2222         }
2223
2224         /*synfig::info("Time stats: \n"
2225                                 "w: %p - [%.3f,%.3f] (%.3f,%.3f) child: %p\n"
2226                                 "t: %p - [%.3f,%.3f] %.3f",
2227                                 &time_window_adjustment_, time_window_adjustment_.get_lower(),
2228                                 time_window_adjustment_.get_upper(),time_window_adjustment_.get_value(),
2229                                 time_window_adjustment_.get_page_size(),time_window_adjustment_.get_child_adjustment(),
2230                                 &time_adjustment_,time_adjustment_.get_lower(),time_adjustment_.get_upper(),
2231                                 time_adjustment_.get_value()
2232         );*/
2233
2234         work_area->queue_render_preview();
2235 }
2236
2237 bool
2238 CanvasView::close_view()
2239 {
2240         if(get_instance()->get_visible_canvases()==1)
2241                 close_instance();
2242         else
2243                 hide();
2244         return false;
2245 }
2246
2247 static bool _close_instance(etl::handle<Instance> instance)
2248 {
2249         etl::handle<Instance> argh(instance);
2250         instance->safe_close();
2251         synfig::info("closed");
2252         return false;
2253 }
2254
2255 bool
2256 CanvasView::close_instance()
2257 {
2258 #ifdef SINGLE_THREADED
2259         if (get_work_area()->get_updating())
2260         {
2261                 get_work_area()->stop_updating(true); // stop and mark as cancelled
2262
2263                 // give the workarea chances to stop updating
2264                 Glib::signal_timeout().connect(
2265                         sigc::mem_fun(*this, &CanvasView::close_instance),
2266                         250);
2267         }
2268         else
2269 #endif
2270                 Glib::signal_timeout().connect(
2271                         sigc::bind(sigc::ptr_fun(_close_instance),
2272                                            (etl::handle<Instance>)get_instance()),
2273                         250);
2274         return false;
2275 }
2276
2277 handle<CanvasView>
2278 CanvasView::create(etl::loose_handle<Instance> instance, etl::handle<synfig::Canvas> canvas)
2279 {
2280         etl::handle<studio::CanvasView> view(new CanvasView(instance,instance->synfigapp::Instance::find_canvas_interface(canvas)));
2281         instance->canvas_view_list().push_front(view);
2282         instance->signal_canvas_view_created()(view.get());
2283         return view;
2284 }
2285
2286 void
2287 CanvasView::update_title()
2288 {
2289         string title;
2290
2291         title = strprintf("%s%s\"%s\"",
2292                                           (
2293                                                   get_instance()->get_action_count()
2294                                                   ? "*"
2295                                                   : ""
2296                                           ), (
2297                                                   get_instance()->has_real_filename()
2298                                                   ? (etl::basename(get_instance()->get_file_name()) + " : ").c_str()
2299                                                   : ""
2300                                           ), (
2301                                                   get_canvas()->get_name().empty()
2302                                                   ? get_canvas()->get_id().c_str()
2303                                                   : get_canvas()->get_name().c_str()
2304                                           ));
2305
2306         if(get_instance()->synfigapp::Instance::in_repository())
2307         {
2308                 title+=" (CVS";
2309                 if(get_instance()->synfigapp::Instance::is_modified())
2310                         title+=_("-MODIFIED");
2311                 if(get_instance()->synfigapp::Instance::is_updated())
2312                         title+=_("-UPDATED");
2313                 title+=')';
2314         }
2315
2316         if(get_canvas()->is_root())
2317                 title+=_(" (Root)");
2318
2319         set_title(title);
2320 }
2321
2322 void
2323 CanvasView::on_hide()
2324 {
2325         smach_.egress();
2326         Gtk::Window::on_hide();
2327 }
2328
2329 void
2330 CanvasView::present()
2331 {
2332         grab_focus();//on_focus_in_event(0);
2333         Gtk::Window::present();
2334 }
2335
2336 bool
2337 CanvasView::on_focus_in_event(GdkEventFocus*x)
2338 {
2339         if(studio::App::get_selected_canvas_view()!=this)
2340         {
2341                 if(studio::App::get_selected_canvas_view())
2342                 {
2343                         studio::App::get_selected_canvas_view()->get_smach().process_event(EVENT_YIELD_TOOL_OPTIONS);
2344                         App::ui_manager()->remove_action_group(App::get_selected_canvas_view()->action_group);
2345                 }
2346
2347                 get_smach().process_event(EVENT_REFRESH_TOOL_OPTIONS);
2348
2349                 studio::App::set_selected_canvas_view(this);
2350
2351                 App::ui_manager()->insert_action_group(action_group);
2352         }
2353
2354         // HACK ... Questionable...?
2355         if(x)
2356                 return Gtk::Window::on_focus_in_event(x);
2357
2358         return true;
2359 }
2360
2361 bool
2362 CanvasView::on_focus_out_event(GdkEventFocus*x)
2363 {
2364         //App::ui_manager()->remove_action_group(action_group);
2365         //App::ui_manager()->ensure_update();
2366         return Gtk::Window::on_focus_out_event(x);
2367 }
2368
2369 void
2370 CanvasView::refresh_tables()
2371 {
2372 //      if(layer_tree_store_)layer_tree_store_->refresh();
2373 //      if(children_tree_store_)children_tree_store_->refresh();
2374 }
2375
2376 void
2377 CanvasView::rebuild_tables()
2378 {
2379 //      layer_tree_store_->rebuild();
2380 //      children_tree_store_->rebuild();
2381 }
2382
2383 void
2384 CanvasView::build_tables()
2385 {
2386 //      layer_tree_store_->rebuild();
2387 //      children_tree_store_->rebuild();
2388 }
2389
2390 void
2391 CanvasView::on_layer_toggle(synfig::Layer::Handle layer)
2392 {
2393         synfigapp::Action::Handle action(synfigapp::Action::create("LayerActivate"));
2394         assert(action);
2395
2396         if(!action)
2397                 return;
2398
2399         action->set_param("canvas",Canvas::Handle(layer->get_canvas()));
2400         if(!action->set_param("canvas_interface",canvas_interface()))
2401 //      if(!action->set_param("canvas_interface",get_instance()->find_canvas_interface(layer->get_canvas())))
2402                 synfig::error("LayerActivate didn't like CanvasInterface...?");
2403         action->set_param("time",get_time());
2404         action->set_param("layer",layer);
2405         action->set_param("new_status",!layer->active());
2406
2407         assert(action->is_ready());
2408
2409         canvas_interface()->get_instance()->perform_action(action);
2410 }
2411
2412 void
2413 CanvasView::popup_param_menu(synfigapp::ValueDesc value_desc, float location, bool bezier)
2414 {
2415         parammenu.items().clear();
2416         get_instance()->make_param_menu(&parammenu,get_canvas(),value_desc,location,bezier);
2417
2418         parammenu.popup(3,gtk_get_current_event_time());
2419 }
2420
2421 void
2422 CanvasView::add_actions_to_menu(Gtk::Menu *menu, const synfigapp::Action::ParamList &param_list,synfigapp::Action::Category category)const
2423 {
2424         get_instance()->add_actions_to_menu(menu, param_list, category);
2425 }
2426
2427 bool
2428 CanvasView::on_layer_user_click(int button, Gtk::TreeRow /*row*/, LayerTree::ColumnID /*column_id*/)
2429 {
2430         switch(button)
2431         {
2432         case 3:
2433                 {
2434                         Gtk::MenuItem* menu = dynamic_cast<Gtk::MenuItem*>(App::ui_manager()->get_widget("/menu-main/menu-layer"));
2435                         if(menu && menu->get_submenu())
2436                         {
2437                                 //menu->set_accel_group(App::ui_manager()->get_accel_group());
2438                                 //menu->accelerate(*this);
2439                                 menu->get_submenu()->popup(button,gtk_get_current_event_time());
2440                         }
2441
2442                         #if 0
2443                         bool multiple_selected=true;
2444
2445                         if(layer_tree->get_selection()->count_selected_rows()<=1)
2446                                 multiple_selected=false;
2447
2448                         // If the clicked row is not selected, then unselect
2449                         // everything that isn't selected and select this row
2450                         if(multiple_selected && !layer_tree->get_selection()->is_selected(row))
2451                         {
2452                                 layer_tree->get_selection()->unselect_all();
2453                                 layer_tree->get_selection()->select(row);
2454                                 multiple_selected=false;
2455                         }
2456
2457                         if(column_id==COLUMNID_TIME_TRACK)
2458                                 return false;
2459
2460                         //synfigapp::ValueDesc value_desc(row[layer_param_tree_model.value_desc]);
2461                         //ValueNode::Handle value_node(row[layer_param_tree_model.value_node]);
2462                         //ValueNode::Handle parent_value_node;
2463                         //ValueBase value=row[layer_param_tree_model.value];
2464
2465                         //if(row.parent())
2466                         //{
2467                         //      parent_value_node=(*row.parent())[layer_tree_model.value_node];
2468                         //}
2469
2470                         {
2471                                 Layer::Handle layer(row[layer_tree_model.layer]);
2472                                 synfigapp::Action::ParamList param_list;
2473                                 param_list.add("time",canvas_interface()->get_time());
2474                                 param_list.add("canvas",Canvas::Handle(row[layer_tree_model.canvas]));
2475                                 param_list.add("canvas_interface",canvas_interface());
2476                                 if(!multiple_selected)
2477                                         param_list.add("layer",layer);
2478                                 else
2479                                 {
2480                                         synfigapp::SelectionManager::LayerList layer_list(get_selection_manager()->get_selected_layers());
2481                                         synfigapp::SelectionManager::LayerList::iterator iter;
2482
2483                                         for(iter=layer_list.begin();iter!=layer_list.end();++iter)
2484                                                 param_list.add("layer",Layer::Handle(*iter));
2485                                 }
2486
2487                                 parammenu.items().clear();
2488
2489                                 Gtk::Menu *newlayers(manage(new Gtk::Menu()));
2490                                 // do we need this?  the code is all #ifdef'ed out anyway
2491                                 // newlayers->signal_hide().connect(sigc::bind(sigc::ptr_fun(&delete_widget), newlayers));
2492                                 build_new_layer_menu(*newlayers);
2493
2494                                 parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("New Layer"),*newlayers));
2495                                 if(!multiple_selected && layer->get_name()=="PasteCanvas")
2496                                 {
2497                                         parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Select All Children"),
2498                                                 sigc::bind(
2499                                                         sigc::mem_fun(
2500                                                                 *layer_tree,
2501                                                                 &studio::LayerTree::select_all_children_layers
2502                                                         ),
2503                                                         layer
2504                                                 )
2505                                         ));
2506                                 }
2507
2508                                 add_actions_to_menu(&parammenu, param_list,synfigapp::Action::CATEGORY_LAYER);
2509                                 parammenu.popup(button,gtk_get_current_event_time());
2510                                 return true;
2511                         }
2512 /*
2513                         else if(column_id==LayerTree::COLUMNID_TIME_TRACK && value_node && handle<synfig::ValueNode_Animated>::cast_dynamic(value_node))
2514                         {
2515                                 // Right-click on time track with animated
2516 //                              trackmenu.popup(0,0);
2517                                 return true;
2518                         }
2519                         else
2520                         {
2521                                 if(!multiple_selected)
2522                                 {
2523                                         popup_param_menu(value_desc);
2524                                         return true;
2525                                 }
2526                                 else
2527                                 {
2528 #warning update me!
2529 #if 0
2530                                         parammenu.items().clear();
2531                                         parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Connect"),
2532                                                 hide_return(sigc::mem_fun(*canvas_interface().get(),&synfigapp::CanvasInterface::connect_selected_layer_params))
2533                                         ));
2534                                         parammenu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Disconnect"),
2535                                                 hide_return(sigc::mem_fun(*canvas_interface().get(),&synfigapp::CanvasInterface::disconnect_selected_layer_params))
2536                                         ));
2537                                         parammenu.popup(0,0);
2538 #endif
2539                                 }
2540                                 return true;
2541                         }
2542                 */
2543 #endif
2544 }
2545                 return true;
2546                 break;
2547
2548         default:
2549                 return false;
2550                 break;
2551         }
2552 }
2553
2554 bool
2555 CanvasView::on_children_user_click(int button, Gtk::TreeRow row, ChildrenTree::ColumnID column_id)
2556 {
2557         switch(button)
2558         {
2559         case 3:
2560                 {
2561                         if(column_id==COLUMNID_TIME_TRACK)
2562                                 return false;
2563                         if(!(bool)row[children_tree_model.is_canvas])
2564                         {
2565                                 synfigapp::ValueDesc value_desc=row[children_tree_model.value_desc];
2566                                 if (!value_desc)
2567                                 {
2568                                         //! \todo fix properly -- what is the child dialog for?
2569                                         synfig::info("preventing child dialog right-click crash");
2570                                         return true;
2571                                 }
2572                                 assert(value_desc);
2573                                 popup_param_menu(value_desc);
2574                                 return true;
2575                         }
2576                 }
2577                 return true;
2578                 break;
2579
2580         default:
2581                 return false;
2582                 break;
2583         }
2584 }
2585
2586 bool
2587 CanvasView::on_keyframe_tree_event(GdkEvent *event)
2588 {
2589     switch(event->type)
2590     {
2591         case GDK_BUTTON_PRESS:
2592                 switch(event->button.button)
2593                 {
2594                         case 3:
2595                         {
2596                                 //keyframemenu.popup(event->button.button,gtk_get_current_event_time());
2597                                 return true;
2598                         }
2599                         break;
2600                 }
2601                 break;
2602         case GDK_MOTION_NOTIFY:
2603                 break;
2604         case GDK_BUTTON_RELEASE:
2605                 break;
2606         default:
2607                 break;
2608         }
2609         return false;
2610 }
2611
2612 void
2613 CanvasView::refresh_time_window()
2614 {
2615         //THESE SHOULD AUTOMATICALLY BE TAKEN CARE OF
2616         //time_adjustment().set_lower(time_window_adjustment().get_value());
2617         //time_adjustment().set_upper(time_window_adjustment().get_value()+time_window_adjustment().get_page_size());
2618
2619         time_adjustment().set_page_increment(1.0); // One second
2620         time_adjustment().set_page_size(0);
2621
2622         if(get_canvas())
2623                 time_adjustment().set_step_increment(1.0/get_canvas()->rend_desc().get_frame_rate());
2624         time_adjustment().changed();
2625
2626         //NOTE THIS SHOULD HOOK INTO THE CORRECT SIGNALS...
2627         if(children_tree)
2628                 children_tree->queue_draw();
2629 }
2630
2631 void
2632 CanvasView::on_time_changed()
2633 {
2634         Time time(get_time());
2635
2636         current_time_widget->set_value(time);
2637         try {
2638                 get_canvas()->keyframe_list().find(time);
2639                 current_time_widget->modify_text(Gtk::STATE_NORMAL,Gdk::Color("#FF0000"));
2640         }catch(...){
2641                 current_time_widget->modify_text(Gtk::STATE_NORMAL,Gdk::Color("#000000"));
2642         }
2643
2644         if(get_time() != time_adjustment().get_value())
2645         {
2646                 //Recenters the window, causing it to jump (possibly undesirably... but whatever)
2647                 if(time < time_window_adjustment().get_value() ||
2648                         time > time_window_adjustment().get_value()+time_window_adjustment().get_page_size())
2649                 {
2650                         time_window_adjustment().set_value(
2651                                 time-time_window_adjustment().get_page_size()/2
2652                         );
2653                 }
2654                 time_adjustment().set_value(time);
2655                 time_adjustment().value_changed();
2656
2657                 // Shouldn't these trees just hook into
2658                 // the time changed signal...?
2659                 //YES THEY SHOULD...
2660                 if(layer_tree)layer_tree->queue_draw();
2661                 if(children_tree)children_tree->queue_draw();
2662         }
2663 }
2664
2665 void
2666 CanvasView::time_zoom_in()
2667 {
2668         float frame_rate = get_canvas()->rend_desc().get_frame_rate();
2669         Time min_page_size = 2/frame_rate;
2670
2671         time_window_adjustment().set_page_size(time_window_adjustment().get_page_size()*0.75);
2672         if (time_window_adjustment().get_page_size() < min_page_size)
2673                 time_window_adjustment().set_page_size(min_page_size);
2674         time_window_adjustment().set_page_increment(time_window_adjustment().get_page_size());
2675         time_window_adjustment().changed();
2676
2677         refresh_time_window();
2678 }
2679
2680 void
2681 CanvasView::time_zoom_out()
2682 {
2683         Time length = (get_canvas()->rend_desc().get_time_end() -
2684                                    get_canvas()->rend_desc().get_time_start());
2685
2686         time_window_adjustment().set_page_size(time_window_adjustment().get_page_size()/0.75);
2687         if (time_window_adjustment().get_page_size() > length)
2688                 time_window_adjustment().set_page_size(length);
2689         time_window_adjustment().set_page_increment(time_window_adjustment().get_page_size());
2690         time_window_adjustment().changed();
2691
2692         refresh_time_window();
2693 }
2694
2695 void
2696 CanvasView::time_was_changed()
2697 {
2698         synfig::Time time((synfig::Time)(double)time_adjustment().get_value());
2699         set_time(time);
2700 }
2701
2702 void
2703 CanvasView::on_edited_value(synfigapp::ValueDesc value_desc,synfig::ValueBase new_value)
2704 {
2705         canvas_interface()->change_value(value_desc,new_value);
2706 }
2707
2708 /*
2709 void
2710 CanvasView::on_children_edited_value(const Glib::ustring&path_string,synfig::ValueBase value)
2711 {
2712         Gtk::TreePath path(path_string);
2713
2714         const Gtk::TreeRow row = *(children_tree->get_model()->get_iter(path));
2715
2716         assert((bool)row[children_tree_model.is_value_node]);
2717
2718         synfigapp::ValueDesc value_desc=row[children_tree_model.value_desc];
2719         assert(value_desc);
2720
2721         on_edited_value(value_desc,value);
2722 }
2723 */
2724
2725 void
2726 CanvasView::on_id_changed()
2727 {
2728         update_title();
2729 }
2730
2731 void
2732 CanvasView::on_mode_changed(synfigapp::CanvasInterface::Mode mode)
2733 {
2734         // If the animate flag was set in mode...
2735         Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
2736         if(mode&synfigapp::MODE_ANIMATE)
2737         {
2738                 Gtk::Image *icon;
2739                 icon=manage(new Gtk::Image(Gtk::StockID("gtk-no"),iconsize));
2740                 animatebutton->remove();
2741                 animatebutton->add(*icon);
2742                 tooltips.set_tip(*animatebutton,_("In Animate Editing Mode"));
2743                 icon->set_padding(0,0);
2744                 icon->show();
2745         }
2746         else
2747         {
2748                 Gtk::Image *icon;
2749                 icon=manage(new Gtk::Image(Gtk::StockID("gtk-yes"),iconsize));
2750                 animatebutton->remove();
2751                 animatebutton->add(*icon);
2752                 tooltips.set_tip(*animatebutton,_("Not in Animate Editing Mode"));
2753                 icon->set_padding(0,0);
2754                 icon->show();
2755         }
2756
2757         if((mode&synfigapp::MODE_ANIMATE_FUTURE) && (mode&synfigapp::MODE_ANIMATE_PAST))
2758         {
2759                 Gtk::Image *icon;
2760                 icon=manage(new Gtk::Image(Gtk::StockID("synfig-keyframe_lock_all"),Gtk::ICON_SIZE_BUTTON));
2761                 keyframebutton->remove();
2762                 keyframebutton->add(*icon);
2763                 tooltips.set_tip(*keyframebutton,_("All Keyframes Locked"));
2764                 icon->set_padding(0,0);
2765                 icon->show();
2766         }
2767         else if((mode&synfigapp::MODE_ANIMATE_FUTURE) && !(mode&synfigapp::MODE_ANIMATE_PAST))
2768         {
2769                 Gtk::Image *icon;
2770                 icon=manage(new Gtk::Image(Gtk::StockID("synfig-keyframe_lock_future"),Gtk::ICON_SIZE_BUTTON));
2771                 keyframebutton->remove();
2772                 keyframebutton->add(*icon);
2773                 tooltips.set_tip(*keyframebutton,_("Future Keyframes Locked"));
2774                 icon->set_padding(0,0);
2775                 icon->show();
2776         }
2777         else if(!(mode&synfigapp::MODE_ANIMATE_FUTURE) && (mode&synfigapp::MODE_ANIMATE_PAST))
2778         {
2779                 Gtk::Image *icon;
2780                 icon=manage(new Gtk::Image(Gtk::StockID("synfig-keyframe_lock_past"),Gtk::ICON_SIZE_BUTTON));
2781                 keyframebutton->remove();
2782                 keyframebutton->add(*icon);
2783                 tooltips.set_tip(*keyframebutton,_("Past Keyframes Locked"));
2784                 icon->set_padding(0,0);
2785                 icon->show();
2786         }
2787         else if(!(mode&synfigapp::MODE_ANIMATE_FUTURE) && !(mode&synfigapp::MODE_ANIMATE_PAST))
2788         {
2789                 Gtk::Image *icon;
2790                 icon=manage(new Gtk::Image(Gtk::StockID("synfig-keyframe_lock_none"),Gtk::ICON_SIZE_BUTTON));
2791                 keyframebutton->remove();
2792                 keyframebutton->add(*icon);
2793                 tooltips.set_tip(*keyframebutton,_("No Keyframes Locked"));
2794                 icon->set_padding(0,0);
2795                 icon->show();
2796         }
2797
2798         work_area->queue_draw();
2799 }
2800
2801 void
2802 CanvasView::on_animate_button_pressed()
2803 {
2804         if(get_mode()&synfigapp::MODE_ANIMATE)
2805                 set_mode(get_mode()-synfigapp::MODE_ANIMATE);
2806         else
2807                 set_mode(get_mode()|synfigapp::MODE_ANIMATE);
2808 }
2809
2810 void
2811 CanvasView::on_keyframe_button_pressed()
2812 {
2813         synfigapp::CanvasInterface::Mode mode(get_mode());
2814
2815         //   future && past   -->             past
2816         if((mode&synfigapp::MODE_ANIMATE_FUTURE) && (mode&synfigapp::MODE_ANIMATE_PAST))
2817                 set_mode(get_mode()-synfigapp::MODE_ANIMATE_FUTURE);
2818         //             past   -->   future
2819         else if(!(mode&synfigapp::MODE_ANIMATE_FUTURE) && (mode&synfigapp::MODE_ANIMATE_PAST))
2820                 set_mode((get_mode()-synfigapp::MODE_ANIMATE_PAST)|synfigapp::MODE_ANIMATE_FUTURE);
2821         //   future           -->       (nothing)
2822         else if((mode&synfigapp::MODE_ANIMATE_FUTURE) && !(mode&synfigapp::MODE_ANIMATE_PAST))
2823                 set_mode(get_mode()-synfigapp::MODE_ANIMATE_FUTURE);
2824         //      (nothing)     -->   future && past
2825         else if(!(mode&synfigapp::MODE_ANIMATE_FUTURE) && !(mode&synfigapp::MODE_ANIMATE_PAST))
2826                 set_mode(get_mode()|synfigapp::MODE_ANIMATE_FUTURE|synfigapp::MODE_ANIMATE_PAST);
2827 }
2828
2829 bool
2830 CanvasView::duck_change_param(const synfig::Point &value,synfig::Layer::Handle layer, synfig::String param_name)
2831 {
2832         return canvas_interface()->change_value(synfigapp::ValueDesc(layer,param_name),value);
2833 }
2834
2835 bool
2836 CanvasView::on_duck_changed(const synfig::Point &value,const synfigapp::ValueDesc& value_desc)
2837 {
2838         if (ValueNode_BLineCalcWidth::Handle bline_width = ValueNode_BLineCalcWidth::Handle::cast_dynamic(value_desc.get_value_node()))
2839         {
2840                 Real old_width((*bline_width)(get_time()).get(Real()));
2841                 Real new_width(value.mag());
2842                 int scale_index(bline_width->get_link_index_from_name("scale"));
2843                 Real scale((*(bline_width->get_link(scale_index)))(get_time()).get(Real()));
2844                 return canvas_interface()->change_value(synfigapp::ValueDesc(bline_width,scale_index), new_width * scale / old_width);
2845         }
2846
2847         if (ValueNode_BLineCalcVertex::Handle bline_vertex = ValueNode_BLineCalcVertex::Handle::cast_dynamic(value_desc.get_value_node()))
2848         {
2849                 ValueNode_BLine::Handle bline = ValueNode_BLine::Handle::cast_dynamic(bline_vertex->get_link(bline_vertex->get_link_index_from_name("bline")));
2850                 Real radius = 0.0;
2851                 Real amount = synfig::find_closest_point((*bline)(get_time()), value, radius, bline->get_loop());
2852                 return canvas_interface()->change_value(synfigapp::ValueDesc(bline_vertex,bline_vertex->get_link_index_from_name("amount")), amount);
2853         }
2854
2855         if (ValueNode_BLineCalcTangent::Handle bline_tangent = ValueNode_BLineCalcTangent::Handle::cast_dynamic(value_desc.get_value_node()))
2856         {
2857                 switch(value_desc.get_value_type())
2858                 {
2859                 case ValueBase::TYPE_REAL:
2860                 {
2861                         Real old_length = (*bline_tangent)(get_time()).get(Real());
2862                         Real new_length = value.mag();
2863                         int scale_index(bline_tangent->get_link_index_from_name("scale"));
2864                         int fixed_length_index(bline_tangent->get_link_index_from_name("fixed_length"));
2865                         Real scale((*(bline_tangent->get_link(scale_index)))(get_time()).get(Real()));
2866                         bool fixed_length((*(bline_tangent->get_link(fixed_length_index)))(get_time()).get(bool()));
2867                         if (fixed_length)
2868                                 return canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,scale_index), new_length);
2869                         if (old_length == 0)
2870                                 return true;
2871                         return canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,scale_index), new_length * scale / old_length);
2872                 }
2873
2874                 case ValueBase::TYPE_ANGLE:
2875                         assert(0);                      // doesn't happen?
2876                         break;
2877
2878                 case ValueBase::TYPE_VECTOR:
2879                 {
2880                         Vector old_tangent = (*bline_tangent)(get_time()).get(Vector());
2881                         Angle old_angle = old_tangent.angle();
2882                         Real old_length = old_tangent.mag();
2883                         Angle new_angle = value.angle();
2884                         Real new_length = value.mag();
2885                         int offset_index(bline_tangent->get_link_index_from_name("offset"));
2886                         int scale_index(bline_tangent->get_link_index_from_name("scale"));
2887                         int fixed_length_index(bline_tangent->get_link_index_from_name("fixed_length"));
2888                         Angle old_offset((*(bline_tangent->get_link(offset_index)))(get_time()).get(Angle()));
2889                         Real scale((*(bline_tangent->get_link(scale_index)))(get_time()).get(Real()));
2890                         bool fixed_length((*(bline_tangent->get_link(fixed_length_index)))(get_time()).get(bool()));
2891                         if (fixed_length)
2892                         {
2893                                 if (!(canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,scale_index), new_length)))
2894                                         return false;
2895                         }
2896                         else if (old_length != 0 && !(canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,scale_index), new_length * scale / old_length)))
2897                                 return false;
2898                         return canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,offset_index), old_offset + new_angle - old_angle);
2899                 }
2900                 default:
2901                         break;
2902                 }
2903         }
2904
2905         if (ValueNode_Scale::Handle scale_value_node = ValueNode_Scale::Handle::cast_dynamic(value_desc.get_value_node()))
2906         {
2907                 int link_index(scale_value_node->get_link_index_from_name("link"));
2908                 if(scale_value_node->is_invertible(get_time()))
2909                         return canvas_interface()->change_value(
2910                                 synfigapp::ValueDesc(scale_value_node,link_index),
2911                                         scale_value_node->get_inverse(get_time(), value)
2912                                         );
2913                 else
2914                         return false;
2915         }
2916
2917         switch(value_desc.get_value_type())
2918         {
2919         case ValueBase::TYPE_REAL:
2920                 return canvas_interface()->change_value(value_desc,value.mag());
2921         case ValueBase::TYPE_ANGLE:
2922                 return canvas_interface()->change_value(value_desc,Angle::tan(value[1],value[0]));
2923         default:
2924                 return canvas_interface()->change_value(value_desc,value);
2925         }
2926 }
2927
2928 bool
2929 CanvasView::on_duck_angle_changed(const synfig::Angle &rotation,const synfigapp::ValueDesc& value_desc)
2930 {
2931         if (ValueNode_BLineCalcTangent::Handle bline_tangent = ValueNode_BLineCalcTangent::Handle::cast_dynamic(value_desc.get_value_node()))
2932         {
2933                 int offset_index(bline_tangent->get_link_index_from_name("offset"));
2934                 Angle old_offset((*(bline_tangent->get_link(offset_index)))(get_time()).get(Angle()));
2935                 return canvas_interface()->change_value(synfigapp::ValueDesc(bline_tangent,offset_index), old_offset + rotation);
2936         }
2937
2938         if (ValueNode_Scale::Handle scale_value_node = ValueNode_Scale::Handle::cast_dynamic(value_desc.get_value_node()))
2939         {
2940                 int link_index(scale_value_node->get_link_index_from_name("link"));
2941                 if(scale_value_node->is_invertible(get_time()))
2942                         return canvas_interface()->change_value(
2943                                 synfigapp::ValueDesc(scale_value_node,link_index),
2944                                         scale_value_node->get_inverse(get_time(), rotation)
2945                                         );
2946                 else
2947                         return false;
2948
2949         }
2950         // \todo will this really always be the case?
2951         assert(value_desc.get_value_type() == ValueBase::TYPE_ANGLE);
2952         return canvas_interface()->change_value(value_desc, value_desc.get_value(get_time()).get(Angle()) + rotation);
2953 }
2954
2955 void
2956 CanvasView::selected_layer_color_set(synfig::Color color)
2957 {
2958         synfigapp::SelectionManager::LayerList selected_list(get_selection_manager()->get_selected_layers());
2959         synfigapp::SelectionManager::LayerList::iterator iter;
2960
2961         // Create the action group
2962         //synfigapp::PassiveGrouper group(canvas_interface()->get_instance(),_("Set Colors"));
2963
2964         Layer::Handle layer;
2965         for(iter=selected_list.begin();iter!=selected_list.end();++iter)
2966         {
2967                 if(*iter==layer)
2968                         continue;
2969                 layer=*iter;
2970                 on_edited_value(synfigapp::ValueDesc(layer,"color"),color);
2971         }
2972 }
2973
2974 void
2975 CanvasView::rebuild_ducks_layer_(synfig::TransformStack& transform_stack, synfig::Canvas::Handle canvas, std::set<synfig::Layer::Handle>& selected_list)
2976 {
2977         int transforms(0);
2978         String layer_name;
2979
2980 #define QUEUE_REBUILD_DUCKS             sigc::mem_fun(*this,&CanvasView::queue_rebuild_ducks)
2981
2982         if(!canvas)
2983         {
2984                 synfig::warning("CanvasView::rebuild_ducks_layer_(): Layer doesn't have canvas set");
2985                 return;
2986         }
2987         for(Canvas::iterator iter(canvas->begin());iter!=canvas->end();++iter)
2988         {
2989                 Layer::Handle layer(*iter);
2990
2991                 if(selected_list.count(layer))
2992                 {
2993                         if(!curr_transform_stack_set)
2994                         {
2995                                 curr_transform_stack_set=true;
2996                                 curr_transform_stack=transform_stack;
2997                         }
2998
2999                         // This layer is currently selected.
3000                         duck_changed_connections.push_back(layer->signal_changed().connect(QUEUE_REBUILD_DUCKS));
3001
3002                         // do the bounding box thing
3003                         bbox|=transform_stack.perform(layer->get_bounding_rect());
3004
3005                         // Grab the layer's list of parameters
3006                         Layer::ParamList paramlist(layer->get_param_list());
3007
3008                         // Grab the layer vocabulary
3009                         Layer::Vocab vocab=layer->get_param_vocab();
3010                         Layer::Vocab::iterator iter;
3011
3012                         for(iter=vocab.begin();iter!=vocab.end();iter++)
3013                         {
3014                                 if(!iter->get_hidden() && !iter->get_invisible_duck())
3015                                 {
3016                                         synfigapp::ValueDesc value_desc(layer,iter->get_name());
3017                                         work_area->add_to_ducks(value_desc,this,transform_stack,&*iter);
3018                                         if(value_desc.is_value_node())
3019                                                 duck_changed_connections.push_back(value_desc.get_value_node()->signal_changed().connect(QUEUE_REBUILD_DUCKS));
3020                                 }
3021                                 if(iter->get_name()=="color")
3022                                 {
3023                                         /*
3024                                         if(!App::dialog_color->busy())
3025                                         {
3026                                                 App::dialog_color->reset();
3027                                                 App::dialog_color->set_color(layer->get_param("color").get(Color()));
3028                                                 App::dialog_color->signal_edited().connect(
3029                                                         sigc::mem_fun(
3030                                                                 *this,
3031                                                                 &studio::CanvasView::selected_layer_color_set
3032                                                         )
3033                                                 );
3034                                         }
3035                                         */
3036                                 }
3037                         }
3038                 }
3039
3040                 layer_name=layer->get_name();
3041
3042                 if(layer->active())
3043                 {
3044                         Transform::Handle trans(layer->get_transform());
3045                         if(trans)
3046                         {
3047                                 transform_stack.push(trans);
3048                                 transforms++;
3049                         }
3050
3051 /*                      // Add transforms onto the stack
3052                         if(layer_name=="Translate")
3053                         {
3054                                 transform_stack.push(synfig::Transform_Translate(layer->get_param("origin").get(Vector())));
3055                                 transforms++;
3056                         }else
3057                         if(layer_name=="Zoom")
3058                         {
3059                                 Vector scale;
3060                                 scale[0]=scale[1]=exp(layer->get_param("amount").get(Real()));
3061                                 transform_stack.push(synfig::Transform_Scale(scale,layer->get_param("center").get(Vector())));
3062                                 transforms++;
3063                         }else
3064                         if(layer_name=="stretch")
3065                         {
3066                                 Vector scale(layer->get_param("amount").get(Vector()));
3067                                 transform_stack.push(synfig::Transform_Scale(scale,layer->get_param("center").get(Vector())));
3068                                 transforms++;
3069                         }else
3070                         if(layer_name=="Rotate")
3071                         {
3072                                 transform_stack.push(synfig::Transform_Rotate(layer->get_param("amount").get(Angle()),layer->get_param("origin").get(Vector())));
3073                                 transforms++;
3074                         }
3075 */
3076                 }
3077
3078                 // If this is a paste canvas layer, then we need to
3079                 // descend into it
3080                 if(layer_name=="PasteCanvas")
3081                 {
3082                         Vector scale;
3083                         scale[0]=scale[1]=exp(layer->get_param("zoom").get(Real()));
3084                         Vector origin(layer->get_param("origin").get(Vector()));
3085
3086                         Canvas::Handle child_canvas(layer->get_param("canvas").get(Canvas::Handle()));
3087                         Vector focus(layer->get_param("focus").get(Vector()));
3088
3089                         if(!scale.is_equal_to(Vector(1,1)))
3090                                 transform_stack.push(new Transform_Scale(layer->get_guid(), scale,origin+focus));
3091                         if(!origin.is_equal_to(Vector(0,0)))
3092                                 transform_stack.push(new Transform_Translate(layer->get_guid(), origin));
3093
3094                         rebuild_ducks_layer_(transform_stack,child_canvas,selected_list);
3095
3096                         if(!origin.is_equal_to(Vector(0,0)))
3097                                 transform_stack.pop();
3098                         if(!scale.is_equal_to(Vector(1,1)))
3099                                 transform_stack.pop();
3100                 }
3101         }
3102         // Remove all of the transforms we have added
3103         while(transforms--) { transform_stack.pop(); }
3104
3105 #undef QUEUE_REBUILD_DUCKS
3106 }
3107
3108 void
3109 CanvasView::queue_rebuild_ducks()
3110 {
3111 #if 0
3112         if(rebuild_ducks_queued)
3113                 return;
3114 #else
3115         if(rebuild_ducks_queued)
3116                 queue_rebuild_ducks_connection.disconnect();
3117 #endif
3118
3119         queue_rebuild_ducks_connection=Glib::signal_timeout().connect(
3120                 sigc::bind_return(
3121                         sigc::mem_fun(*this,&CanvasView::rebuild_ducks),
3122                         false
3123                 ),
3124                 50
3125         );
3126
3127         rebuild_ducks_queued=true;
3128 }
3129
3130 void
3131 CanvasView::rebuild_ducks()
3132 {
3133         /*static int i=0;
3134         i++;
3135         if(i>30)
3136                 synfig::info("%d",i/(i-i));
3137         */
3138
3139         rebuild_ducks_queued=false;
3140         //queue_rebuild_ducks_connection.disconnect();
3141
3142         if(work_area->is_dragging())
3143         {
3144                 queue_rebuild_ducks();
3145                 return;
3146         }
3147
3148         if(!duck_refresh_flag)
3149         {
3150                 duck_refresh_needed=true;
3151                 return;
3152         }
3153
3154         bbox=Rect::zero();
3155
3156         work_area->clear_ducks();
3157         work_area->set_time(get_time());
3158         get_canvas()->set_time(get_time());
3159         curr_transform_stack.clear();
3160         //curr_transform_stack.push(new Transform_Translate(Point(0,0)));
3161         curr_transform_stack_set=false;
3162
3163         for(;!duck_changed_connections.empty();duck_changed_connections.pop_back())duck_changed_connections.back().disconnect();
3164
3165         //get_canvas()->set_time(get_time());
3166         bool not_empty(false);
3167
3168         // First do the layers...
3169         do{
3170                 synfigapp::SelectionManager::LayerList selected_list(get_selection_manager()->get_selected_layers());
3171                 std::set<synfig::Layer::Handle> layer_set(selected_list.begin(),selected_list.end());
3172
3173                 if(!layer_set.empty())
3174                         not_empty=true;
3175
3176                 synfig::TransformStack transform_stack;
3177
3178                 rebuild_ducks_layer_(transform_stack, get_canvas(), layer_set);
3179
3180         }while(0);
3181
3182         // Now do the children
3183         do{
3184                 synfigapp::SelectionManager::ChildrenList selected_list(get_selection_manager()->get_selected_children());
3185                 synfigapp::SelectionManager::ChildrenList::iterator iter;
3186                 synfig::TransformStack transform_stack;
3187
3188                 if(selected_list.empty())
3189                 {
3190                         break;
3191                 }
3192                 else
3193                 {
3194                         not_empty=true;
3195                         for(iter=selected_list.begin();iter!=selected_list.end();++iter)
3196                         {
3197                                 work_area->add_to_ducks(*iter,this,transform_stack);
3198                         }
3199                 }
3200         }while(0);
3201         work_area->refresh_selected_ducks();
3202         work_area->queue_draw_preview();
3203 }
3204
3205 void
3206 CanvasView::decrease_low_res_pixel_size()
3207 {
3208         if(changing_resolution_)
3209                 return;
3210         changing_resolution_=true;
3211         list<int> sizes = CanvasView::get_pixel_sizes();
3212         int pixel_size = work_area->get_low_res_pixel_size();
3213         for (list<int>::iterator iter = sizes.begin(); iter != sizes.end(); iter++)
3214                 if (*iter == pixel_size)
3215                 {
3216                         if (iter == sizes.begin())
3217                                 // we already have the smallest low-res pixels possible - turn off low-res instead
3218                                 work_area->set_low_resolution_flag(false);
3219                         else
3220                         {
3221                                 iter--;
3222                                 Glib::RefPtr<Gtk::Action> action = action_group->get_action(strprintf("lowres-pixel-%d", *iter));
3223                                 action->activate(); // to make sure the radiobutton in the menu is updated too
3224                                 work_area->set_low_resolution_flag(true);
3225                         }
3226                         break;
3227                 }
3228         // Update the "toggle-low-res" action
3229         Glib::RefPtr<Gtk::ToggleAction> action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("toggle-low-res"));
3230         action->set_active(work_area->get_low_resolution_flag());
3231         // Update toggle low res button
3232         resolutiondial->update_lowres(work_area->get_low_resolution_flag());
3233         changing_resolution_=false;
3234 }
3235
3236 void
3237 CanvasView::increase_low_res_pixel_size()
3238 {
3239         if(changing_resolution_)
3240                 return;
3241         changing_resolution_=true;
3242         list<int> sizes = CanvasView::get_pixel_sizes();
3243         int pixel_size = work_area->get_low_res_pixel_size();
3244         if (!work_area->get_low_resolution_flag())
3245         {
3246                 // We were using "hi res" so change it to low res.
3247                 work_area->set_low_resolution_flag(true);
3248                 // Update the "toggle-low-res" action
3249                 Glib::RefPtr<Gtk::ToggleAction> action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("toggle-low-res"));
3250                 action->set_active(true);
3251                 // Update the toggle low res button
3252                 resolutiondial->update_lowres(true);
3253                 changing_resolution_=false;
3254                 return;
3255         }
3256
3257         for (list<int>::iterator iter = sizes.begin(); iter != sizes.end(); iter++)
3258                 if (*iter == pixel_size)
3259                 {
3260                         iter++;
3261                         if (iter != sizes.end())
3262                         {
3263                                 Glib::RefPtr<Gtk::Action> action = action_group->get_action(strprintf("lowres-pixel-%d", *iter));
3264                                 action->activate(); // to make sure the radiobutton in the menu is updated too
3265                                 work_area->set_low_resolution_flag(true);
3266                         }
3267                         break;
3268                 }
3269         // Update the "toggle-low-res" action
3270         Glib::RefPtr<Gtk::ToggleAction> action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("toggle-low-res"));
3271         action->set_active(work_area->get_low_resolution_flag());
3272         // Update toggle low res button
3273         resolutiondial->update_lowres(work_area->get_low_resolution_flag());
3274         changing_resolution_=false;
3275 }
3276
3277 void
3278 CanvasView::toggle_low_res_pixel_flag()
3279 {
3280         if(changing_resolution_)
3281                 return;
3282         changing_resolution_=true;
3283         work_area->toggle_low_resolution_flag();
3284         // Update the toggle low res button
3285         resolutiondial->update_lowres(work_area->get_low_resolution_flag());
3286         // Update the "toggle-low-res" action
3287         Glib::RefPtr<Gtk::ToggleAction> action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("toggle-low-res"));
3288         action->set_active(work_area->get_low_resolution_flag());
3289         changing_resolution_=false;
3290 }
3291
3292 void
3293 CanvasView::update_quality()
3294 {
3295         //if(working_depth)
3296         //              return;
3297         if(updating_quality_)
3298                 return;
3299         updating_quality_=true;
3300         work_area->set_quality((int) quality_spin->get_value());
3301         // Update Quality Radio actions
3302         Glib::RefPtr<Gtk::RadioAction> action=Glib::RefPtr<Gtk::RadioAction>::cast_dynamic(
3303                 action_group->get_action(strprintf("quality-%02d",(int) quality_spin->get_value()))
3304                 );
3305         action->set_active();
3306
3307         updating_quality_=false;
3308 }
3309
3310 void
3311 CanvasView::set_quality(int x)
3312 {
3313         if(updating_quality_)
3314                 return;
3315         work_area->set_quality(x);
3316         // Update the quality spin button
3317         quality_spin->set_value(x);
3318 }
3319
3320 void
3321 CanvasView::set_onion_skins()
3322 {
3323         if(toggling_onion_skin)
3324                 return;
3325         int onion_skins[2];
3326         onion_skins[0]=past_onion_spin->get_value();
3327         onion_skins[1]=future_onion_spin->get_value();
3328         work_area->set_onion_skins(onion_skins);
3329 }
3330
3331 void
3332 CanvasView::toggle_show_grid()
3333 {
3334         if(toggling_show_grid)
3335                 return;
3336         toggling_show_grid=true;
3337         work_area->toggle_grid();
3338         // Update the toggle grid show action
3339         set_grid_show_toggle(work_area->grid_status());
3340         // Update the toggle grid show check button
3341         show_grid->set_active(work_area->grid_status());
3342         toggling_show_grid=false;
3343 }
3344
3345 void
3346 CanvasView::toggle_snap_grid()
3347 {
3348         if(toggling_snap_grid)
3349                 return;
3350         toggling_snap_grid=true;
3351         work_area->toggle_grid_snap();
3352         // Update the toggle grid snap action
3353         set_grid_snap_toggle(work_area->get_grid_snap());
3354         // Update the toggle grid snap check button
3355         snap_grid->set_active(work_area->get_grid_snap());
3356         toggling_snap_grid=false;
3357 }
3358
3359 void
3360 CanvasView::toggle_onion_skin()
3361 {
3362         if(toggling_onion_skin)
3363                 return;
3364         toggling_onion_skin=true;
3365         work_area->toggle_onion_skin();
3366         // Update the toggle onion skin action
3367         Glib::RefPtr<Gtk::ToggleAction> action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("toggle-onion-skin"));
3368         action->set_active(work_area->get_onion_skin());
3369         // Update the toggle grid snap check button
3370         onion_skin->set_active(work_area->get_onion_skin());
3371         toggling_onion_skin=false;
3372 }
3373
3374 void
3375 CanvasView::on_dirty_preview()
3376 {
3377         if(!is_playing_)
3378         {
3379                 IsWorking is_working(*this);
3380
3381                 work_area->queue_render_preview();
3382         }
3383 }
3384
3385 void
3386 CanvasView::play()
3387 {
3388         assert(get_canvas());
3389
3390         // If we are already busy, don't play!
3391         if(working_depth)return;
3392
3393         // Set us up as working
3394         IsWorking is_working(*this);
3395
3396         etl::clock timer;
3397         Time
3398                 time=work_area->get_time(),
3399                 endtime=get_canvas()->rend_desc().get_time_end();
3400
3401         // If we are already at the end of time, start over
3402         if(time==endtime)
3403                 time=get_canvas()->rend_desc().get_time_start();
3404
3405         is_playing_=true;
3406
3407         work_area->clear_ducks();
3408
3409         for(timer.reset(); time + timer() < endtime;)
3410         {
3411                 //Clamp the time window so we can see the time value as it races across the horizon
3412                 bool timewindreset = false;
3413
3414                 while( time + timer() > Time(time_window_adjustment().get_sub_upper()) )
3415                 {
3416                         time_window_adjustment().set_value(
3417                                         min(
3418                                                 time_window_adjustment().get_value()+time_window_adjustment().get_page_size()/2,
3419                                                 time_window_adjustment().get_upper()-time_window_adjustment().get_page_size() )
3420                                 );
3421                         timewindreset = true;
3422                 }
3423
3424                 while( time + timer() < Time(time_window_adjustment().get_sub_lower()) )
3425                 {
3426                         time_window_adjustment().set_value(
3427                                 max(
3428                                         time_window_adjustment().get_value()-time_window_adjustment().get_page_size()/2,
3429                                         time_window_adjustment().get_lower())
3430                         );
3431
3432                         timewindreset = true;
3433                 }
3434
3435                 //we need to tell people that the value changed
3436                 if(timewindreset) time_window_adjustment().value_changed();
3437
3438                 //update actual time to next step
3439                 time_adjustment().set_value(time+timer());
3440                 time_adjustment().value_changed();
3441
3442                 if(!work_area->sync_render_preview())
3443                         break;
3444
3445                 // wait for the workarea to refresh itself
3446                 while (studio::App::events_pending())
3447                         studio::App::iteration(false);
3448
3449                 if(get_cancel_status())
3450                 {
3451                         is_playing_=false;
3452                         return;
3453                 }
3454         }
3455         on_play_stop_pressed();
3456         is_playing_=false;
3457         time_adjustment().set_value(endtime);
3458         time_adjustment().value_changed();
3459 }
3460
3461 void
3462 CanvasView::show_tables()
3463 {
3464 /*
3465         Smach::event_result x(process_event_key(EVENT_TABLES_SHOW));
3466         if(x==Smach::RESULT_OK || x==Smach::RESULT_ACCEPT)
3467         {
3468                 Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
3469                 treetogglebutton->remove();
3470                 treetogglebutton->add(*manage(new Gtk::Image(Gtk::StockID("gtk-go-down"),iconsize)));
3471                 treetogglebutton->show_all();
3472                 notebook->show();
3473         }
3474 */
3475 }
3476
3477 void
3478 CanvasView::hide_tables()
3479 {
3480 /*
3481         Smach::event_result x(process_event_key(EVENT_TABLES_HIDE));
3482         if(x==Smach::RESULT_OK || x==Smach::RESULT_ACCEPT)
3483         {
3484                 Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
3485                 treetogglebutton->remove();
3486                 treetogglebutton->add(*manage(new Gtk::Image(Gtk::StockID("gtk-go-up"),iconsize)));
3487                 treetogglebutton->show_all();
3488                 notebook->hide();
3489         }
3490 */
3491 }
3492
3493 bool
3494 CanvasView::tables_are_visible()
3495 {
3496 //      return notebook->is_visible();
3497         return false;
3498 }
3499
3500 void
3501 CanvasView::toggle_tables()
3502 {
3503 //      if(tables_are_visible())
3504 //              hide_tables();
3505 //      else
3506 //              show_tables();
3507 }
3508
3509 void
3510 CanvasView::show_timebar()
3511 {
3512         timebar->show();
3513         //current_time_widget->show(); // not needed now that belongs to the timebar
3514
3515         //keyframe_tab_child->show();
3516         if(layer_tree)
3517                 layer_tree->set_show_timetrack(true);
3518         if(children_tree)
3519                 children_tree->set_show_timetrack(true);
3520 }
3521
3522 void
3523 CanvasView::hide_timebar()
3524 {
3525         timebar->hide();
3526         //current_time_widget->hide(); // not needed now that belongs to the timebar
3527         //keyframe_tab_child->hide();
3528         if(layer_tree)
3529                 layer_tree->set_show_timetrack(false);
3530         if(children_tree)
3531                 children_tree->set_show_timetrack(false);
3532 }
3533
3534 void
3535 CanvasView::set_sensitive_timebar(bool sensitive)
3536 {
3537         timebar->set_sensitive(sensitive);
3538         //current_time_widget->set_sensitive(sensitive); //not needed now that belongs to timebar
3539         //keyframe_tab_child->set_sensitive(sensitive);
3540         if(layer_tree)
3541                 layer_tree->set_sensitive(sensitive);
3542         if(children_tree)
3543                 children_tree->set_sensitive(sensitive);
3544 }
3545
3546 static void
3547 set_waypoint_model(std::set<synfig::Waypoint, std::less<UniqueID> > waypoints,
3548                                    Waypoint::Model model,
3549                                    etl::loose_handle<synfigapp::CanvasInterface> canvas_interface)
3550 {
3551         // Create the action group
3552         synfigapp::Action::PassiveGrouper group(canvas_interface->get_instance().get(),_("Change Waypoint Group"));
3553
3554         std::set<synfig::Waypoint, std::less<UniqueID> >::const_iterator iter;
3555         for(iter=waypoints.begin();iter!=waypoints.end();++iter)
3556         {
3557                 Waypoint waypoint(*iter);
3558                 waypoint.apply_model(model);
3559
3560                 synfigapp::Action::Handle action(synfigapp::Action::create("WaypointSet"));
3561
3562                 assert(action);
3563
3564                 action->set_param("canvas",canvas_interface->get_canvas());
3565                 action->set_param("canvas_interface",canvas_interface);
3566
3567                 action->set_param("waypoint",waypoint);
3568                 action->set_param("value_node",waypoint.get_parent_value_node());
3569
3570                 if(!canvas_interface->get_instance()->perform_action(action))
3571                 {
3572                         group.cancel();
3573                         return;
3574                 }
3575         }
3576 }
3577
3578 static void
3579 duplicate_waypoints(std::set<synfig::Waypoint, std::less<UniqueID> > waypoints,
3580                                         etl::loose_handle<synfigapp::CanvasInterface> canvas_interface)
3581 {
3582         // Create the action group
3583         synfigapp::Action::PassiveGrouper group(canvas_interface->get_instance().get(),_("Duplicate Waypoints"));
3584
3585         std::set<synfig::Waypoint, std::less<UniqueID> >::const_iterator iter;
3586         for (iter = waypoints.begin(); iter != waypoints.end(); iter++)
3587         {
3588                 Waypoint waypoint(*iter);
3589                 ValueNode::Handle value_node(iter->get_parent_value_node());
3590                 canvas_interface->waypoint_duplicate(value_node, waypoint);
3591         }
3592 }
3593
3594 static void
3595 remove_waypoints(std::set<synfig::Waypoint, std::less<UniqueID> > waypoints,
3596                                  etl::loose_handle<synfigapp::CanvasInterface> canvas_interface)
3597 {
3598         // Create the action group
3599         synfigapp::Action::PassiveGrouper group(canvas_interface->get_instance().get(),_("Remove Waypoints"));
3600
3601         std::set<synfig::Waypoint, std::less<UniqueID> >::const_iterator iter;
3602         for (iter = waypoints.begin(); iter != waypoints.end(); iter++)
3603         {
3604                 Waypoint waypoint(*iter);
3605                 ValueNode::Handle value_node(iter->get_parent_value_node());
3606                 canvas_interface->waypoint_remove(value_node, waypoint);
3607         }
3608 }
3609
3610 void
3611 CanvasView::on_waypoint_clicked_canvasview(synfigapp::ValueDesc value_desc,
3612                                                                                    std::set<synfig::Waypoint, std::less<UniqueID> > waypoint_set,
3613                                                                                    int button)
3614 {
3615         int size = waypoint_set.size();
3616         Waypoint waypoint(*(waypoint_set.begin()));
3617         Time time(waypoint.get_time());
3618
3619         if (size == 1)
3620         {
3621                 waypoint_dialog.set_value_desc(value_desc);
3622                 waypoint_dialog.set_waypoint(waypoint);
3623         }
3624
3625         switch(button)
3626         {
3627         case -1:
3628                 if (size == 1)
3629                         waypoint_dialog.show();
3630                 break;
3631         case 2:
3632         {
3633                 Gtk::Menu* waypoint_menu(manage(new Gtk::Menu()));
3634                 waypoint_menu->signal_hide().connect(sigc::bind(sigc::ptr_fun(&delete_widget), waypoint_menu));
3635
3636                 Gtk::Menu* interp_menu_in(manage(new Gtk::Menu()));
3637                 Gtk::Menu* interp_menu_out(manage(new Gtk::Menu()));
3638                 Gtk::Menu* interp_menu_both(manage(new Gtk::Menu()));
3639
3640                 {
3641                         Waypoint::Model model;
3642
3643                         model.reset(); model.set_before(INTERPOLATION_TCB);
3644                         interp_menu_in->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_TCB"),
3645                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3646                         model.reset(); model.set_after(INTERPOLATION_TCB);
3647                         interp_menu_out->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_TCB"),
3648                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3649                         model.set_before(INTERPOLATION_TCB);
3650                         interp_menu_both->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_TCB"),
3651                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3652
3653                         model.reset(); model.set_before(INTERPOLATION_LINEAR);
3654                         interp_menu_in->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Linear"),
3655                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3656                         model.reset(); model.set_after(INTERPOLATION_LINEAR);
3657                         interp_menu_out->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Linear"),
3658                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3659                         model.set_before(INTERPOLATION_LINEAR);
3660                         interp_menu_both->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Linear"),
3661                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3662
3663                         model.reset(); model.set_before(INTERPOLATION_HALT);
3664                         interp_menu_in->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Ease In"),
3665                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3666                         model.reset(); model.set_after(INTERPOLATION_HALT);
3667                         interp_menu_out->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Ease Out"),
3668                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3669                         model.set_before(INTERPOLATION_HALT);
3670                         interp_menu_both->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Ease In/Out"),
3671                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3672
3673                         model.reset(); model.set_before(INTERPOLATION_CONSTANT);
3674                         interp_menu_in->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Constant"),
3675                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3676                         model.reset(); model.set_after(INTERPOLATION_CONSTANT);
3677                         interp_menu_out->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Constant"),
3678                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3679                         model.set_before(INTERPOLATION_CONSTANT);
3680                         interp_menu_both->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Constant"),
3681                                 sigc::bind(sigc::ptr_fun(set_waypoint_model), waypoint_set, model, canvas_interface())));
3682                 }
3683
3684                 // ------------------------------------------------------------------------
3685                 if (size == 1)
3686                 {
3687                         const synfigapp::ValueDesc value_desc(synfig::ValueNode_Animated::Handle::cast_reinterpret(waypoint.get_parent_value_node()), time);
3688                         get_instance()->make_param_menu(waypoint_menu,canvas_interface()->get_canvas(),value_desc,0.5f);
3689
3690                         // ------------------------------------------------------------------------
3691                         waypoint_menu->items().push_back(Gtk::Menu_Helpers::SeparatorElem());
3692                 }
3693
3694                 // ------------------------------------------------------------------------
3695                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Jump To"),
3696                         sigc::bind(sigc::mem_fun(*canvas_interface(), &synfigapp::CanvasInterface::set_time), time)));
3697
3698                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Duplicate"),
3699                          sigc::bind(sigc::ptr_fun(duplicate_waypoints), waypoint_set, canvas_interface())));
3700
3701                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem((size == 1) ? _("_Remove") : strprintf(_("_Remove %d Waypoints"), size),
3702                          sigc::bind(sigc::ptr_fun(remove_waypoints), waypoint_set, canvas_interface())));
3703
3704                 if (size == 1 && value_desc.is_valid())
3705                         waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Edit"),
3706                                 sigc::mem_fun(waypoint_dialog,&Gtk::Widget::show)));
3707
3708                 // ------------------------------------------------------------------------
3709                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::SeparatorElem());
3710
3711                 // ------------------------------------------------------------------------
3712                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Both"), *interp_menu_both));
3713                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_In"),   *interp_menu_in));
3714                 waypoint_menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Out"),  *interp_menu_out));
3715
3716                 // ------------------------------------------------------------------------
3717                 waypoint_menu->popup(button+1,gtk_get_current_event_time());
3718         }
3719         break;
3720
3721         default:
3722                 break;
3723         }
3724 }
3725
3726 void
3727 CanvasView::on_waypoint_changed()
3728 {
3729         synfigapp::Action::ParamList param_list;
3730         param_list.add("canvas",get_canvas());
3731         param_list.add("canvas_interface",canvas_interface());
3732         param_list.add("value_node",waypoint_dialog.get_value_desc().get_value_node());
3733         param_list.add("waypoint",waypoint_dialog.get_waypoint());
3734 //      param_list.add("time",canvas_interface()->get_time());
3735
3736         get_instance()->process_action("WaypointSetSmart", param_list);
3737 }
3738
3739 void
3740 CanvasView::on_waypoint_delete()
3741 {
3742         synfigapp::Action::ParamList param_list;
3743         param_list.add("canvas",get_canvas());
3744         param_list.add("canvas_interface",canvas_interface());
3745         param_list.add("value_node",waypoint_dialog.get_value_desc().get_value_node());
3746         param_list.add("waypoint",waypoint_dialog.get_waypoint());
3747 //      param_list.add("time",canvas_interface()->get_time());
3748
3749         get_instance()->process_action("WaypointRemove", param_list);
3750 }
3751
3752 void
3753 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)
3754 {
3755         // We will make this true once we have a solid drop
3756         bool success(false);
3757         //synfig::info("Dropped data of type \"%s\"",selection_data.get_data_type());
3758         //synfig::info("Dropped data of target \"%s\"",gdk_atom_name(selection_data->target));
3759         //synfig::info("selection=\"%s\"",gdk_atom_name(selection_data->selection));
3760
3761         if ((selection_data_.get_length() >= 0) && (selection_data_.get_format() == 8))
3762         {
3763                 if(synfig::String(selection_data_.get_data_type())=="STRING")do
3764                 {
3765                         synfig::String selection_data((gchar *)(selection_data_.get_data()));
3766
3767                         Layer::Handle layer(synfig::Layer::create("Text"));
3768                         if(!layer)
3769                                 break;
3770                         if(!layer->set_param("text",ValueBase(selection_data)))
3771                                 break;
3772
3773                         synfigapp::Action::Handle       action(synfigapp::Action::create("LayerAdd"));
3774
3775                         assert(action);
3776                         if(!action)
3777                                 break;
3778
3779                         action->set_param("canvas",get_canvas());
3780                         action->set_param("canvas_interface",canvas_interface());
3781                         action->set_param("new",layer);
3782
3783                         if(!get_instance()->perform_action(action))
3784                                 break;
3785
3786                         // Ok, we have successfully imported at least one item.
3787                         success=true;
3788                 } while(0); // END of "STRING"
3789
3790                 if(synfig::String(selection_data_.get_data_type())=="text/plain")
3791                 {
3792                         synfig::String selection_data((gchar *)(selection_data_.get_data()));
3793
3794                         // For some reason, GTK hands us a list of URLs separated
3795                         // by not only Carriage-Returns, but also Line-Feeds.
3796                         // Line-Feeds will mess us up. Remove all the line-feeds.
3797                         while(selection_data.find_first_of('\r')!=synfig::String::npos)
3798                                 selection_data.erase(selection_data.begin()+selection_data.find_first_of('\r'));
3799
3800                         std::stringstream stream(selection_data);
3801
3802                         //synfigapp::PassiveGrouper group(canvas_interface()->get_instance(),_("Insert Image"));
3803                         while(stream)
3804                         {
3805                                 synfig::String filename,URI;
3806                                 getline(stream,filename);
3807
3808                                 // If we don't have a filename, move on.
3809                                 if(filename.empty())
3810                                         continue;
3811
3812                                 // Make sure this URL is of the "file://" type.
3813                                 URI=String(filename.begin(),filename.begin()+sizeof("file://")-1);
3814                                 if(URI!="file://")
3815                                 {
3816                                         synfig::warning("Unknown URI (%s) in \"%s\"",URI.c_str(),filename.c_str());
3817                                         continue;
3818                                 }
3819
3820                                 // Strip the "file://" part from the filename
3821                                 filename=synfig::String(filename.begin()+sizeof("file://")-1,filename.end());
3822
3823                                 String ext(filename_extension(filename));
3824                                 if (ext.size()) ext = ext.substr(1); // skip initial '.'
3825
3826                                 // If this is a SIF file, then we need to do things slightly differently
3827                                 if(ext=="sketch")
3828                                 {
3829                                         if(work_area->load_sketch(filename))
3830                                         {
3831                                                 success=true;
3832                                                 work_area->queue_draw();
3833                                         }
3834                                 }
3835                                 else
3836                                 {
3837                                         String errors, warnings;
3838                                         if(canvas_interface()->import(filename, errors, warnings, App::resize_imported_images))
3839                                                 success=true;
3840                                         if (warnings != "")
3841                                                 App::dialog_warning_blocking(_("Warnings"), strprintf("%s:\n\n%s", _("Warnings"), warnings.c_str()));
3842                                 }
3843
3844                                 continue;
3845                         }
3846                 } // END of "text/plain"
3847         }
3848         else
3849                 ui_interface_->error("Drop failed: bad selection data");
3850
3851         // Finish the drag
3852         context->drag_finish(success, false, time);
3853 }
3854
3855 void
3856 CanvasView::on_keyframe_add_pressed()
3857 {
3858         synfigapp::Action::Handle action(synfigapp::Action::create("KeyframeAdd"));
3859
3860         if(!action)
3861         {
3862                 ui_interface_->error("I am unable to find the appropriate action");
3863                 return;
3864         }
3865
3866         action->set_param("canvas",get_canvas());
3867         action->set_param("canvas_interface",canvas_interface());
3868         action->set_param("keyframe",Keyframe(get_time()));
3869
3870         canvas_interface()->get_instance()->perform_action(action);
3871 }
3872
3873 void
3874 CanvasView::on_keyframe_duplicate_pressed()
3875 {
3876         const KeyframeTreeStore::Model model;
3877         const Gtk::TreeRow row(*keyframe_tree->get_selection()->get_selected());
3878         Keyframe keyframe;
3879         if(!row)
3880         {
3881                 ui_interface_->error("I am unable to duplicate the keyframe");
3882                 return;
3883         }
3884         keyframe=row[model.keyframe];
3885
3886         synfigapp::Action::Handle action(synfigapp::Action::create("KeyframeDuplicate"));
3887
3888         if(!action)
3889         {
3890                 ui_interface_->error("I am unable to find the appropriate action");
3891                 return;
3892         }
3893
3894         action->set_param("canvas",get_canvas());
3895         action->set_param("canvas_interface",canvas_interface());
3896         action->set_param("keyframe",keyframe);
3897         action->set_param("time",get_time());
3898
3899         canvas_interface()->get_instance()->perform_action(action);
3900 }
3901
3902 void
3903 CanvasView::on_keyframe_remove_pressed()
3904 {
3905         const KeyframeTreeStore::Model model;
3906         const Gtk::TreeRow row(*keyframe_tree->get_selection()->get_selected());
3907         Keyframe keyframe;
3908         if(!row)
3909         {
3910                 ui_interface_->error("I am unable to remove the keyframe");
3911                 return;
3912         }
3913         keyframe=row[model.keyframe];
3914
3915         synfigapp::Action::Handle action(synfigapp::Action::create("KeyframeRemove"));
3916
3917         if(!action)
3918         {
3919                 ui_interface_->error("I am unable to find the appropriate action");
3920                 return;
3921         }
3922
3923         action->set_param("canvas",get_canvas());
3924         action->set_param("canvas_interface",canvas_interface());
3925         action->set_param("keyframe",keyframe);
3926
3927         canvas_interface()->get_instance()->perform_action(action);
3928 }
3929
3930 void
3931 CanvasView::toggle_duck_mask(Duckmatic::Type type)
3932 {
3933         if(toggling_ducks_)
3934                 return;
3935         toggling_ducks_=true;
3936         bool is_currently_on(work_area->get_type_mask()&type);
3937
3938         if(is_currently_on)
3939                 work_area->set_type_mask(work_area->get_type_mask()-type);
3940         else
3941                 work_area->set_type_mask(work_area->get_type_mask()|type);
3942
3943         work_area->queue_draw();
3944         try
3945         {
3946                 // Update the toggle ducks actions
3947                 Glib::RefPtr<Gtk::ToggleAction> action;
3948                 action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("mask-position-ducks"));
3949                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_POSITION));
3950                 action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("mask-tangent-ducks"));
3951                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_TANGENT));
3952                 action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("mask-vertex-ducks"));
3953                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_VERTEX));
3954                 action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("mask-radius-ducks"));
3955                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_RADIUS));
3956                 action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("mask-width-ducks"));
3957                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_WIDTH));
3958                 action = Glib::RefPtr<Gtk::ToggleAction>::cast_dynamic(action_group->get_action("mask-angle-ducks"));
3959                 action->set_active((bool)(work_area->get_type_mask()&Duck::TYPE_ANGLE));
3960                 // Update toggle ducks buttons
3961                 toggleducksdial->update_toggles(work_area->get_type_mask());
3962         }
3963         catch(...)
3964         {
3965                 toggling_ducks_=false;
3966         }
3967         toggling_ducks_=false;
3968 }
3969
3970 void
3971 CanvasView::image_import()
3972 {
3973         // String filename(dirname(get_canvas()->get_file_name()));
3974         String filename("*.*");
3975         String errors, warnings;
3976         if(App::dialog_open_file(_("Import Image"), filename, IMAGE_DIR_PREFERENCE))
3977         {
3978                 canvas_interface()->import(filename, errors, warnings, App::resize_imported_images);
3979                 if (warnings != "")
3980                         App::dialog_warning_blocking(_("Warnings"), strprintf("%s:\n\n%s", _("Warnings"), warnings.c_str()));
3981         }
3982 }
3983
3984 Smach::event_result
3985 CanvasView::process_event_key(EventKey x)
3986 {
3987         return smach_.process_event(x);
3988 }
3989
3990 void
3991 CanvasView::on_input_device_changed(GdkDevice* device)
3992 {
3993         if(!device)
3994         {
3995                 get_smach().egress();
3996         }
3997         assert(device);
3998
3999         synfigapp::InputDevice::Handle input_device;
4000         input_device=synfigapp::Main::select_input_device(device->name);
4001         App::toolbox->change_state(input_device->get_state());
4002         process_event_key(EVENT_INPUT_DEVICE_CHANGED);
4003 }
4004
4005 void
4006 CanvasView::on_preview_option()
4007 {
4008         Dialog_PreviewOptions *po = dynamic_cast<Dialog_PreviewOptions *>(get_ext_widget("prevoptions"));
4009
4010         Canvas::Handle  canv = get_canvas();
4011
4012         if(canv)
4013         {
4014                 RendDesc &r = canv->rend_desc();
4015                 if(r.get_frame_rate())
4016                 {
4017                         float rate = 1/r.get_frame_rate();
4018                         float beg = r.get_time_start() + r.get_frame_start()*rate;
4019                         float end = r.get_time_start() + r.get_frame_end()*rate;
4020
4021                         if(!po)
4022                         {
4023                                 po = new Dialog_PreviewOptions;
4024                                 po->set_zoom(work_area->get_zoom()/2);
4025                                 po->set_fps(r.get_frame_rate()/2);
4026                                 po->set_begintime(beg);
4027                                 po->set_begin_override(false);
4028                                 po->set_endtime(end);
4029                                 po->set_end_override(false);
4030
4031                                 set_ext_widget("prevoptions",po);
4032                         }
4033                         /*po->set_zoom(work_area->get_zoom()/2);
4034                         po->set_fps(r.get_frame_rate()/2);
4035                         po->set_begintime(beg);
4036                         po->set_begin_override(false);
4037                         po->set_endtime(end);
4038                         po->set_end_override(false);*/
4039
4040                         po->set_global_fps(r.get_frame_rate());
4041                         po->signal_finish().connect(sigc::mem_fun(*this,&CanvasView::on_preview_create));
4042                         po->present();
4043                 }
4044         }
4045 }
4046
4047 void
4048 CanvasView::on_preview_create(const PreviewInfo &info)
4049 {
4050         //set all the options
4051         etl::handle<Preview>    prev = new Preview;
4052
4053         prev->set_canvasview(this);
4054         prev->set_zoom(info.zoom);
4055         prev->set_fps(info.fps);
4056         prev->set_overbegin(info.overbegin);
4057         prev->set_begintime(info.begintime);
4058         prev->set_overend(info.overend);
4059         prev->set_endtime(info.endtime);
4060         prev->set_quality(work_area->get_quality());
4061
4062         //render it out...
4063         prev->render();
4064
4065         Dialog_Preview *pd = preview_dialog.get();
4066         assert(pd);
4067
4068         pd->set_default_size(700,510);
4069         pd->set_preview(prev.get());
4070         pd->present();
4071 }
4072
4073 void
4074 CanvasView::on_audio_option()
4075 {
4076         synfig::warning("Launching Audio Options");
4077         sound_dialog->set_global_fps(get_canvas()->rend_desc().get_frame_rate());
4078         sound_dialog->present();
4079 }
4080
4081 void
4082 CanvasView::on_audio_file_change(const std::string &f)
4083 {
4084         //save in meta data - always even when not valid...
4085         canvas_interface()->set_meta_data("audiofile",f);
4086 }
4087
4088 void
4089 CanvasView::on_audio_offset_change(const synfig::Time &t)
4090 {
4091         canvas_interface()->set_meta_data("audiooffset",t.get_string());
4092 }
4093
4094 void
4095 CanvasView::on_audio_file_notify()
4096 {
4097         std::string file(get_canvas()->get_meta_data("audiofile"));
4098         if(!file.c_str()) return;
4099
4100         if(!audio->load(file,dirname(get_canvas()->get_file_name())+string("/")))
4101         {
4102                 if(file != "") synfig::warning("Could not load the file: %s", file.c_str());
4103                 get_canvas()->erase_meta_data("audiofile");
4104                 disp_audio->hide();
4105                 disp_audio->set_profile(etl::handle<AudioProfile>());
4106         }else
4107         {
4108                 //save in canvasview
4109                 synfig::warning("Getting the profile of the music stuff");
4110
4111                 //profile specific stuff for the preview widget
4112                 //similar for other attachments
4113                 Dialog_Preview *pd = preview_dialog.get();
4114                 pd->get_widget().set_audio(audio);
4115
4116                 handle<AudioProfile>    prof = audio->get_profile();
4117
4118                 if(!prof)
4119                 {
4120                         synfig::warning("Agh, I couldn't build the profile captain!");
4121                 }
4122                 pd->get_widget().set_audioprofile(prof);
4123
4124                 disp_audio->set_profile(audio->get_profile());
4125                 disp_audio->show();
4126
4127                 synfig::warning("successfully set the profiles and stuff");
4128         }
4129         disp_audio->queue_draw();
4130 }
4131
4132 void
4133 CanvasView::on_audio_offset_notify()
4134 {
4135         Time t(get_canvas()->get_meta_data("audiooffset"),get_canvas()->rend_desc().get_frame_rate());
4136         audio->set_offset(t);
4137         sound_dialog->set_offset(t);
4138         disp_audio->queue_draw();
4139
4140         // synfig::info("CanvasView::on_audio_offset_notify(): offset time set to %s",t.get_string(get_canvas()->rend_desc().get_frame_rate()).c_str());
4141 }
4142
4143 void
4144 CanvasView::play_audio(float t)
4145 {
4146         if(audio.get())
4147         {
4148                 synfig::info("Playing audio at %f s",t);
4149                 audio->play(t);
4150         }
4151 }
4152
4153 void
4154 CanvasView::stop_audio()
4155 {
4156         if(audio.get())
4157         {
4158                 audio->stop();
4159         }
4160 }
4161
4162 bool
4163 CanvasView::on_audio_scrub()
4164 {
4165         disp_audio->draw();
4166         return true;
4167 }
4168
4169 Glib::RefPtr<Glib::ObjectBase>
4170 CanvasView::get_ref_obj(const synfig::String& x)
4171 {
4172         return ref_obj_book_[x];
4173 }
4174
4175 Glib::RefPtr<const Glib::ObjectBase>
4176 CanvasView::get_ref_obj(const synfig::String& x)const
4177 {
4178         return ref_obj_book_.find(x)->second;
4179 }
4180
4181 void
4182 CanvasView::set_ref_obj(const synfig::String& x, Glib::RefPtr<Glib::ObjectBase> y)
4183 {
4184         ref_obj_book_[x]=y;
4185 }
4186
4187 Glib::RefPtr<Gtk::TreeModel>
4188 CanvasView::get_tree_model(const synfig::String& x)
4189 {
4190         return Glib::RefPtr<Gtk::TreeModel>::cast_dynamic(ref_obj_book_["_tree_model_"+x]);
4191 }
4192
4193 Glib::RefPtr<const Gtk::TreeModel>
4194 CanvasView::get_tree_model(const synfig::String& x)const
4195 {
4196         return Glib::RefPtr<Gtk::TreeModel>::cast_dynamic(ref_obj_book_.find("_tree_model_"+x)->second);
4197 }
4198
4199 void
4200 CanvasView::set_tree_model(const synfig::String& x, Glib::RefPtr<Gtk::TreeModel> y)
4201 {
4202         ref_obj_book_["_tree_model_"+x]=Glib::RefPtr<Glib::ObjectBase>::cast_static(y);
4203 }
4204
4205 Gtk::Widget*
4206 CanvasView::get_ext_widget(const synfig::String& x)
4207 {
4208         return ext_widget_book_[x];
4209 }
4210
4211 void
4212 CanvasView::set_ext_widget(const synfig::String& x, Gtk::Widget* y)
4213 {
4214         ext_widget_book_[x]=y;
4215         if(x=="layers_cmp")
4216         {
4217                 layer_tree=dynamic_cast<LayerTree*>(y);
4218
4219                 layer_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_LAYER_SELECTION_CHANGED));
4220                 layer_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_REFRESH_DUCKS));
4221                 layer_tree->signal_layer_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_layer_user_click));
4222                 layer_tree->signal_param_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_children_user_click));
4223                 layer_tree->signal_waypoint_clicked_layertree().connect(sigc::mem_fun(*this, &studio::CanvasView::on_waypoint_clicked_canvasview));
4224         }
4225         if(x=="children")
4226         {
4227                 children_tree=dynamic_cast<ChildrenTree*>(y);
4228                 if(children_tree)children_tree->signal_user_click().connect(sigc::mem_fun(*this, &studio::CanvasView::on_children_user_click));
4229                 if(children_tree)children_tree->signal_waypoint_clicked_childrentree().connect(sigc::mem_fun(*this, &studio::CanvasView::on_waypoint_clicked_canvasview));
4230                 if(children_tree)children_tree->get_selection()->signal_changed().connect(SLOT_EVENT(EVENT_REFRESH_DUCKS));
4231         }
4232         if(x=="keyframes")
4233                 keyframe_tree=dynamic_cast<KeyframeTree*>(y);
4234 }
4235
4236 bool
4237 CanvasView::on_delete_event(GdkEventAny* event __attribute__ ((unused)))
4238 {
4239         close_view();
4240
4241         //! \todo This causes the window to be deleted straight away - but what if we prompt 'save?' and the user cancels?
4242         //                Is there ever any need to pass on the delete event to the window here?
4243         // if(event) return Gtk::Window::on_delete_event(event);
4244
4245         return true;
4246 }
4247
4248 //! Modify the play stop button apearence and play stop the animation
4249 void
4250 CanvasView::on_play_stop_pressed()
4251 {
4252         Gtk::Image *icon;
4253         Gtk::Button *stop_button;
4254         stop_button=framedial->get_play_button();
4255         bool play_flag;
4256         if(!is_playing())
4257         {
4258                 icon = manage(new Gtk::Image(Gtk::Stock::MEDIA_STOP, Gtk::IconSize::from_name("synfig-small_icon")));
4259                 stop_button->set_relief(Gtk::RELIEF_NORMAL);
4260                 play_flag=true;
4261         }
4262         else
4263         {
4264                 icon = manage(new Gtk::Image(Gtk::Stock::MEDIA_PLAY, Gtk::IconSize::from_name("synfig-small_icon")));
4265                 stop_button->set_relief(Gtk::RELIEF_NONE);
4266                 play_flag=false;
4267         }
4268         stop_button->remove();
4269         stop_button->add(*icon);
4270         icon->set_padding(0, 0);
4271         icon->show();
4272         if(play_flag) play(); else stop();
4273 }