synfig-studio/trunk/src/gtkmm/canvasview.cpp

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