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