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   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file layertreestore.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) 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 "layertreestore.h"
  34 #include "iconcontroller.h"
  35 #include <gtkmm/button.h>
  36 #include <synfig/paramdesc.h>
  37 #include <synfigapp/action.h>
  38 #include <synfigapp/instance.h>
  39 #include "app.h"
  40 #include "instance.h"
  41 #include <synfigapp/action_system.h>
  42
  43 #include <gtk/gtkversion.h>
  44 #include <ETL/clock>
  45 #include "general.h"
  46
  47 #endif
  48
  49 /* === U S I N G =========================================================== */
  50
  51 using namespace std;
  52 using namespace etl;
  53 using namespace synfig;
  54 using namespace studio;
  55
  56 /* === M A C R O S ========================================================= */
  57
  58 /* === G L O B A L S ======================================================= */
  59
  60 /* === P R O C E D U R E S ================================================= */
  61
  62 /* === M E T H O D S ======================================================= */
  63
  64 static LayerTreeStore::Model& ModelHack()
  65 {
  66         static LayerTreeStore::Model* model(0);
  67         if(!model)model=new LayerTreeStore::Model;
  68         return *model;
  69 }
  70
  71 LayerTreeStore::LayerTreeStore(etl::loose_handle<synfigapp::CanvasInterface> canvas_interface_):
  72         Gtk::TreeStore                  (ModelHack()),
  73         canvas_interface_               (canvas_interface_)
  74 {
  75         layer_icon=Gtk::Button().render_icon(Gtk::StockID("synfig-layer"),Gtk::ICON_SIZE_SMALL_TOOLBAR);
  76
  77         // Connect Signals to Terminals
  78         canvas_interface()->signal_layer_status_changed().connect(sigc::mem_fun(*this,&studio::LayerTreeStore::on_layer_status_changed));
  79         canvas_interface()->signal_layer_lowered().connect(sigc::mem_fun(*this,&studio::LayerTreeStore::on_layer_lowered));
  80         canvas_interface()->signal_layer_raised().connect(sigc::mem_fun(*this,&studio::LayerTreeStore::on_layer_raised));
  81         canvas_interface()->signal_layer_removed().connect(sigc::mem_fun(*this,&studio::LayerTreeStore::on_layer_removed));
  82         canvas_interface()->signal_layer_inserted().connect(sigc::mem_fun(*this,&studio::LayerTreeStore::on_layer_inserted));
  83         canvas_interface()->signal_layer_moved().connect(sigc::mem_fun(*this,&studio::LayerTreeStore::on_layer_moved));
  84         //canvas_interface()->signal_layer_param_changed().connect(sigc::mem_fun(*this,&studio::LayerTreeStore::on_layer_param_changed));
  85         canvas_interface()->signal_layer_new_description().connect(sigc::mem_fun(*this,&studio::LayerTreeStore::on_layer_new_description));
  86
  87         canvas_interface()->signal_time_changed().connect(sigc::mem_fun(*this,&studio::LayerTreeStore::refresh));
  88
  89         //canvas_interface()->signal_value_node_changed().connect(sigc::mem_fun(*this,&studio::LayerTreeStore::on_value_node_changed));
  90         //canvas_interface()->signal_value_node_added().connect(sigc::mem_fun(*this,&studio::LayerTreeStore::on_value_node_added));
  91         //canvas_interface()->signal_value_node_deleted().connect(sigc::mem_fun(*this,&studio::LayerTreeStore::on_value_node_deleted));
  92         //canvas_interface()->signal_value_node_replaced().connect(sigc::mem_fun(*this,&studio::LayerTreeStore::on_value_node_replaced));
  93
  94         set_default_sort_func(sigc::ptr_fun(index_sorter));
  95
  96 //      rebuild();
  97 }
  98
  99 LayerTreeStore::~LayerTreeStore()
 100 {
 101         if (getenv("SYNFIG_DEBUG_DESTRUCTORS"))
 102                 synfig::info("LayerTreeStore::~LayerTreeStore(): Deleted");
 103 }
 104
 105 int
 106 LayerTreeStore::z_sorter(const Gtk::TreeModel::iterator &rhs,const Gtk::TreeModel::iterator &lhs)
 107 {
 108         const Model model;
 109
 110         float diff((float)(*rhs)[model.z_depth]-(float)(*lhs)[model.z_depth]);
 111
 112         if(diff<0)
 113                 return -1;
 114         if(diff>0)
 115                 return 1;
 116         return 0;
 117 }
 118
 119 int
 120 LayerTreeStore::index_sorter(const Gtk::TreeModel::iterator &rhs,const Gtk::TreeModel::iterator &lhs)
 121 {
 122         const Model model;
 123
 124         return ((int)(*rhs)[model.index]-(int)(*lhs)[model.index]);
 125 }
 126
 127 bool
 128 LayerTreeStore::search_func(const Glib::RefPtr<TreeModel>&,int,const Glib::ustring& x,const TreeModel::iterator& iter)
 129 {
 130         const Model model;
 131
 132         Glib::ustring substr(x.uppercase());
 133         Glib::ustring label((*iter)[model.label]);
 134         label=label.uppercase();
 135
 136         return label.find(substr)==Glib::ustring::npos;
 137 }
 138
 139
 140 Glib::RefPtr<LayerTreeStore>
 141 LayerTreeStore::create(etl::loose_handle<synfigapp::CanvasInterface> canvas_interface_)
 142 {
 143         return Glib::RefPtr<LayerTreeStore>(new LayerTreeStore(canvas_interface_));
 144 }
 145
 146 void
 147 LayerTreeStore::get_value_vfunc (const Gtk::TreeModel::iterator& iter, int column, Glib::ValueBase& value)const
 148 {
 149         if(column==model.index.index())
 150         {
 151                 synfig::Layer::Handle layer((*iter)[model.layer]);
 152
 153                 if(!layer)return;
 154
 155                 Glib::Value<int> x;
 156                 g_value_init(x.gobj(),x.value_type());
 157
 158                 x.set(layer->get_depth());
 159
 160                 g_value_init(value.gobj(),x.value_type());
 161                 g_value_copy(x.gobj(),value.gobj());
 162         }
 163         else if(column==model.z_depth.index())
 164         {
 165                 synfig::Layer::Handle layer((*iter)[model.layer]);
 166
 167                 if(!layer)return;
 168
 169                 Glib::Value<float> x;
 170                 g_value_init(x.gobj(),x.value_type());
 171
 172                 x.set(layer->get_z_depth(canvas_interface()->get_time())*1.0001+layer->get_depth());
 173
 174                 g_value_init(value.gobj(),x.value_type());
 175                 g_value_copy(x.gobj(),value.gobj());
 176         }
 177         else if(column==model.children_lock.index())
 178         {
 179                 synfig::Layer::Handle layer((*iter)[model.layer]);
 180
 181                 if(!layer)return;
 182
 183                 Glib::Value<bool> x;
 184                 g_value_init(x.gobj(),x.value_type());
 185                 x.set(false);
 186
 187                 ValueBase v(layer->get_param("children_lock"));
 188                 if(v.same_type_as(bool()))
 189                         x.set(v.get(bool()));
 190
 191                 g_value_init(value.gobj(),x.value_type());
 192                 g_value_copy(x.gobj(),value.gobj());
 193         }
 194         else if(column==model.label.index())
 195         {
 196                 synfig::Layer::Handle layer((*iter)[model.layer]);
 197
 198                 if(!layer)return;
 199
 200                 Glib::Value<Glib::ustring> x;
 201                 g_value_init(x.gobj(),x.value_type());
 202
 203                 x.set(layer->get_non_empty_description());
 204
 205                 g_value_init(value.gobj(),x.value_type());
 206                 //g_value_copy(x.gobj(),value.gobj());
 207                 value=x;
 208         }
 209         else if(column==model.tooltip.index())
 210         {
 211                 synfig::Layer::Handle layer((*iter)[model.layer]);
 212
 213                 if(!layer)return;
 214
 215                 Glib::Value<Glib::ustring> x;
 216                 g_value_init(x.gobj(),x.value_type());
 217
 218
 219                 x.set(layer->get_local_name());
 220
 221                 g_value_init(value.gobj(),x.value_type());
 222                 //g_value_copy(x.gobj(),value.gobj());
 223                 value=x;
 224         }
 225         else if(column==model.canvas.index())
 226         {
 227                 synfig::Layer::Handle layer((*iter)[model.layer]);
 228
 229                 if(!layer)return;
 230
 231                 Glib::Value<Canvas::Handle> x;
 232                 g_value_init(x.gobj(),x.value_type());
 233
 234
 235                 x.set(layer->get_canvas());
 236
 237                 g_value_init(value.gobj(),x.value_type());
 238                 //g_value_copy(x.gobj(),value.gobj());
 239                 value=x;
 240         }
 241         else if(column==model.active.index())
 242         {
 243                 synfig::Layer::Handle layer((*iter)[model.layer]);
 244
 245                 if(!layer)return;
 246
 247                 Glib::Value<bool> x;
 248                 g_value_init(x.gobj(),x.value_type());
 249
 250                 x.set(layer->active());
 251
 252                 g_value_init(value.gobj(),x.value_type());
 253                 g_value_copy(x.gobj(),value.gobj());
 254         }
 255         else if(column==model.icon.index())
 256         {
 257                 synfig::Layer::Handle layer((*iter)[model.layer]);
 258                 if(!layer)return;
 259
 260                 Glib::Value<Glib::RefPtr<Gdk::Pixbuf> > x;
 261                 g_value_init(x.gobj(),x.value_type());
 262
 263                 //x.set(layer_icon);
 264                 x.set(get_tree_pixbuf_layer(layer->get_name()));
 265
 266                 g_value_init(value.gobj(),x.value_type());
 267                 g_value_copy(x.gobj(),value.gobj());
 268         }
 269         else
 270                 Gtk::TreeStore::get_value_vfunc(iter,column,value);
 271 }
 272
 273 void
 274 LayerTreeStore::set_value_impl(const Gtk::TreeModel::iterator& iter, int column, const Glib::ValueBase& value)
 275 {
 276         //if(!iterator_sane(row))
 277         //      return;
 278
 279         if(column>=get_n_columns_vfunc())
 280         {
 281                 g_warning("LayerTreeStore::set_value_impl: Bad column (%d)",column);
 282                 return;
 283         }
 284
 285         if(!g_value_type_compatible(G_VALUE_TYPE(value.gobj()),get_column_type_vfunc(column)))
 286         {
 287                 g_warning("LayerTreeStore::set_value_impl: Bad value type");
 288                 return;
 289         }
 290
 291         try
 292         {
 293                 if(column==model.label.index())
 294                 {
 295                         Glib::Value<Glib::ustring> x;
 296                         g_value_init(x.gobj(),model.label.type());
 297                         g_value_copy(value.gobj(),x.gobj());
 298
 299                         synfig::Layer::Handle layer((*iter)[model.layer]);
 300                         if(!layer)
 301                                 return;
 302                         synfig::String new_desc(x.get());
 303
 304                         if(new_desc==layer->get_local_name())
 305                                 new_desc=synfig::String();
 306
 307                         if(new_desc==layer->get_description())
 308                                 return;
 309
 310                         synfigapp::Action::Handle action(synfigapp::Action::create("layer_set_desc"));
 311
 312                         if(!action)
 313                                 return;
 314
 315                         action->set_param("canvas",canvas_interface()->get_canvas());
 316                         action->set_param("canvas_interface",canvas_interface());
 317                         action->set_param("layer",layer);
 318                         action->set_param("new_description",synfig::String(x.get()));
 319
 320                         canvas_interface()->get_instance()->perform_action(action);
 321                         return;
 322                 }
 323                 else if(column==model.active.index())
 324                 {
 325                         synfig::Layer::Handle layer((*iter)[model.layer]);
 326
 327                         if(!layer)return;
 328
 329                         Glib::Value<bool> x;
 330                         g_value_init(x.gobj(),model.active.type());
 331                         g_value_copy(value.gobj(),x.gobj());
 332
 333                         synfigapp::Action::Handle action(synfigapp::Action::create("layer_activate"));
 334
 335                         if(!action)
 336                                 return;
 337
 338                         action->set_param("canvas",canvas_interface()->get_canvas());
 339                         action->set_param("canvas_interface",canvas_interface());
 340                         action->set_param("layer",layer);
 341                         action->set_param("new_status",bool(x.get()));
 342
 343                         canvas_interface()->get_instance()->perform_action(action);
 344                         return;
 345                 }
 346                 else
 347                         Gtk::TreeStore::set_value_impl(iter,column, value);
 348
 349         }
 350         catch(std::exception x)
 351         {
 352                 g_warning(x.what());
 353         }
 354 }
 355
 356
 357
 358
 359 bool
 360 LayerTreeStore::row_draggable_vfunc (const TreeModel::Path& /*path*/)const
 361 {
 362         //if(!get_iter(path)) return false;
 363 //      Gtk::TreeModel::Row row(*get_iter(path));
 364
 365         return true;
 366 //      return (bool)true;
 367 }
 368
 369 bool
 370 LayerTreeStore::drag_data_get_vfunc (const TreeModel::Path& path, Gtk::SelectionData& selection_data)const
 371 {
 372         if(!const_cast<LayerTreeStore*>(this)->get_iter(path)) return false;
 373         //synfig::info("Dragged data of type \"%s\"",selection_data.get_data_type());
 374         //synfig::info("Dragged data of target \"%s\"",gdk_atom_name(selection_data->target));
 375         //synfig::info("Dragged selection=\"%s\"",gdk_atom_name(selection_data->selection));
 376
 377         Gtk::TreeModel::Row row(*const_cast<LayerTreeStore*>(this)->get_iter(path));
 378
 379         if((bool)true)
 380         {
 381                 Layer* layer(((Layer::Handle)row[model.layer]).get());
 382                 assert(layer);
 383                 bool included(false);
 384
 385                 //gtk_selection_data_set (selection_data, gdk_atom_intern("LAYER",false), 8, reinterpret_cast<const guchar*>(&layer), sizeof(layer));
 386
 387                 std::vector<Layer*> layers;
 388                 // The following is a hack for multiple row DND
 389                 {
 390                         synfigapp::SelectionManager::LayerList bleh(get_canvas_interface()->get_selection_manager()->get_selected_layers());
 391                         if(bleh.empty())
 392                         {
 393                                 selection_data.set("LAYER", 8, reinterpret_cast<const guchar*>(&layer), sizeof(layer));
 394                                 return true;
 395                         }
 396                         while(!bleh.empty())
 397                         {
 398                                 if(bleh.back().get()==layer)
 399                                         included=true;
 400                                 layers.push_back(bleh.back().get());
 401                                 bleh.pop_back();
 402                         }
 403                 }
 404                 if(!included)
 405                         layers.push_back(layer);
 406                 selection_data.set("LAYER", 8, reinterpret_cast<const guchar*>(&layers.front()), sizeof(void*)*layers.size());
 407
 408                 return true;
 409         }
 410         return false;
 411 }
 412
 413 bool
 414 LayerTreeStore::drag_data_delete_vfunc (const TreeModel::Path& /*path*/)
 415 {
 416         return true;
 417 }
 418
 419 bool
 420 LayerTreeStore::row_drop_possible_vfunc (const TreeModel::Path& dest, const Gtk::SelectionData& selection_data)const
 421 {
 422         //if(!const_cast<LayerTreeStore*>(this)->get_iter(dest)) return false;
 423
 424         //synfig::info("possible_drop -- data of type \"%s\"",selection_data.get_data_type());
 425         //synfig::info("possible_drop -- data of target \"%s\"",gdk_atom_name(selection_data->target));
 426         //synfig::info("possible_drop -- selection=\"%s\"",gdk_atom_name(selection_data->selection));
 427
 428         //Gtk::TreeModel::Row row(*get_iter(dest));
 429
 430         if(synfig::String(selection_data.get_data_type())=="LAYER" && (bool)true)
 431         {
 432                 //Layer::Handle src(reinterpret_cast<Layer**>(const_cast<guint8*>(selection_data.get_data()))[i]);
 433                 //assert(src);
 434
 435                 //return true;
 436                 TreeModel::Path dest_parent(dest);
 437                 if(!dest_parent.up() || dest.get_depth()==1)
 438                 {
 439                         //row=(*get_iter(dest));
 440                         //dest_canvas=(Canvas::Handle)(row[model.canvas]);
 441                         return true;
 442                 }
 443                 else if((bool)const_cast<LayerTreeStore*>(this)->get_iter(dest_parent))
 444                         return (bool)(Canvas::Handle)(*const_cast<LayerTreeStore*>(this)->get_iter(dest_parent))[model.contained_canvas];
 445         }
 446         return false;
 447 }
 448
 449 bool
 450 LayerTreeStore::drag_data_received_vfunc (const TreeModel::Path& dest, const Gtk::SelectionData& selection_data)
 451 {
 452
 453         //if(!dest_parent.up() || !get_iter(dest)) return false;
 454
 455         bool ret=false;
 456         int i(0);
 457
 458
 459         //synfig::info("Dropped data of type \"%s\"",selection_data.get_data_type());
 460         //synfig::info("Dropped data of target \"%s\"",gdk_atom_name(selection_data->target));
 461         //synfig::info("Dropped selection=\"%s\"",gdk_atom_name(selection_data->selection));
 462         synfigapp::Action::PassiveGrouper passive_grouper(canvas_interface()->get_instance().get(),_("Move Layers"));
 463
 464         // Save the selection data
 465         synfigapp::SelectionManager::LayerList selected_layer_list=canvas_interface()->get_selection_manager()->get_selected_layers();
 466
 467         if ((selection_data.get_length() >= 0) && (selection_data.get_format() == 8))
 468         {
 469                 Gtk::TreeModel::Row row;
 470                 Canvas::Handle dest_canvas;
 471
 472                 int dest_layer_depth=dest.back();
 473
 474                 TreeModel::Path dest_parent(dest);
 475                 if(!dest_parent.up() || !get_iter(dest_parent))
 476                 {
 477                         TreeModel::Path dest_(dest);
 478                         if(!get_iter(dest_))
 479                                 dest_.prev();
 480
 481                         if(!get_iter(dest_))
 482                                 return false;
 483
 484                         {
 485                                 row=(*get_iter(dest_));
 486                                 dest_canvas=(Canvas::Handle)(row[model.canvas]);
 487                         }
 488                 }
 489                 else
 490                 {
 491                         row=(*get_iter(dest_parent));
 492                         dest_canvas=row[model.contained_canvas];
 493                 }
 494
 495                 assert(dest_canvas);
 496
 497                 Layer::Handle dest_layer(row[model.layer]);
 498
 499                 if(synfig::String(selection_data.get_data_type())=="LAYER")for(unsigned int i=0;i<selection_data.get_length()/sizeof(void*);i++)
 500                 {
 501                         //synfig::info("dest_layer_depth=%d",dest_layer_depth);
 502
 503                         Layer::Handle src(reinterpret_cast<Layer**>(const_cast<guint8*>(selection_data.get_data()))[i]);
 504                         assert(src);
 505                         if(dest_layer==src)
 506                                 continue;
 507
 508                         if(dest_canvas==src->get_canvas() && src->get_depth()<dest_layer_depth)
 509                                 dest_layer_depth--;
 510
 511                         // In this case, we are just moving.
 512 //                      if(dest_canvas==src->get_canvas())
 513                         {
 514                                 //if(dest_canvas==src->get_canvas() && dest_layer_depth && dest_layer_depth>src->get_depth())
 515                                 //      dest_layer_depth--;
 516                                 if(dest_canvas==src->get_canvas() && dest_layer_depth==src->get_depth())
 517                                         continue;
 518
 519                                 synfigapp::Action::Handle action(synfigapp::Action::create("layer_move"));
 520                                 action->set_param("canvas",dest_canvas);
 521                                 action->set_param("canvas_interface",canvas_interface());
 522                                 action->set_param("layer",src);
 523                                 action->set_param("new_index",dest_layer_depth);
 524                                 action->set_param("dest_canvas",dest_canvas);
 525                                 if(canvas_interface()->get_instance()->perform_action(action))
 526                                         ret=true;
 527                                 else
 528                                 {
 529                                         passive_grouper.cancel();
 530                                         return false;
 531                                 }
 532                                 continue;
 533                         }
 534                         /*else // In this case we need to remove and then add
 535                         {
 536
 537                                 synfigapp::Action::Handle action;
 538                                 action=synfigapp::Action::create("layer_remove");
 539                                 action->set_param("canvas",Canvas::Handle(src->get_canvas()));
 540                                 if(!action->set_param("canvas_interface",App::get_instance(src->get_canvas())->find_canvas_interface(src->get_canvas())))
 541                                         action->set_param("canvas_interface",canvas_interface());
 542                                 action->set_param("layer",src);
 543                                 if(!canvas_interface()->get_instance()->perform_action(action))
 544                                 {
 545                                         passive_grouper.cancel();
 546                                         ret=false;
 547                                         return false;
 548                                 }
 549
 550                                 action=synfigapp::Action::create("layer_add");
 551                                 action->set_param("canvas",dest_canvas);
 552                                 action->set_param("canvas_interface",canvas_interface());
 553                                 action->set_param("new",src);
 554                                 if(!canvas_interface()->get_instance()->perform_action(action))
 555                                 {
 556                                         passive_grouper.cancel();
 557                                         ret=false;
 558                                         return false;
 559                                 }
 560
 561                                 if(dest_layer_depth!=0)
 562                                 {
 563                                         action=synfigapp::Action::create("layer_move");
 564                                         action->set_param("canvas",dest_canvas);
 565                                         action->set_param("canvas_interface",canvas_interface());
 566                                         action->set_param("layer",src);
 567                                         action->set_param("new_index",dest_layer_depth);
 568                                         if(!canvas_interface()->get_instance()->perform_action(action))
 569                                         {
 570                                                 passive_grouper.cancel();
 571                                                 ret=false;
 572                                                 return false;
 573                                         }
 574                                 }
 575                                 ret=true;
 576                         }
 577                         */
 578                 }
 579         }
 580         synfig::info("I supposedly moved %d layers",i);
 581
 582         // Reselect the previously selected layers
 583         canvas_interface()->get_selection_manager()->set_selected_layers(selected_layer_list);
 584
 585         return ret;
 586 }
 587
 588 void
 589 LayerTreeStore::rebuild()
 590 {
 591         //etl::clock timer;timer.reset();
 592
 593         //synfig::warning("---------rebuilding layer table---------");
 594         // Save the selection data
 595         synfigapp::SelectionManager::LayerList layer_list=canvas_interface()->get_selection_manager()->get_selected_layers();
 596
 597         // Clear out the current list
 598         clear();
 599
 600         // Go ahead and and add all the layers
 601         std::for_each(
 602                 canvas_interface()->get_canvas()->rbegin(), canvas_interface()->get_canvas()->rend(),
 603                 sigc::mem_fun(*this, &studio::LayerTreeStore::on_layer_added)
 604         );
 605
 606         // Reselect the previously selected layers
 607         if(!layer_list.empty())
 608                 canvas_interface()->get_selection_manager()->set_selected_layers(layer_list);
 609
 610         //synfig::info("LayerTreeStore::rebuild() took %f seconds",float(timer()));
 611 }
 612
 613 void
 614 LayerTreeStore::refresh()
 615 {
 616         etl::clock timer;timer.reset();
 617
 618         Gtk::TreeModel::Children children_(children());
 619
 620         Gtk::TreeModel::Children::iterator iter;
 621
 622         if(!children_.empty())
 623                 for(iter = children_.begin(); iter && iter != children_.end(); ++iter)
 624                 {
 625                         Gtk::TreeRow row=*iter;
 626                         refresh_row(row);
 627                 }
 628         //synfig::info("LayerTreeStore::refresh() took %f seconds",float(timer()));
 629 }
 630
 631 void
 632 LayerTreeStore::refresh_row(Gtk::TreeModel::Row &row)
 633 {
 634         Layer::Handle layer=row[model.layer];
 635         /*
 636         {
 637                 row[model.name] = layer->get_local_name();
 638                 if(layer->get_description().empty())
 639                 {
 640                         row[model.label] = layer->get_local_name();
 641                         row[model.tooltip] = Glib::ustring("Layer");
 642                 }
 643                 else
 644                 {
 645                         row[model.label] = layer->get_description();
 646                         row[model.tooltip] = layer->get_local_name();
 647                 }
 648         }
 649         */
 650
 651         if(layer->dynamic_param_list().count("z_depth"))
 652                 row[model.z_depth]=Time::begin();
 653         //      row_changed(get_path(row),row);
 654
 655         Gtk::TreeModel::Children children = row.children();
 656         Gtk::TreeModel::Children::iterator iter;
 657
 658         if(!children.empty())
 659                 for(iter = children.begin(); iter && iter != children.end(); ++iter)
 660                 {
 661                         Gtk::TreeRow row=*iter;
 662                         refresh_row(row);
 663                 }
 664 }
 665
 666
 667 void
 668 LayerTreeStore::set_row_layer(Gtk::TreeRow &row,synfig::Layer::Handle &handle)
 669 {
 670         //row[model.id] = handle->get_name();
 671         //row[model.name] = handle->get_local_name();
 672         /*if(handle->get_description().empty())
 673         {
 674                 //row[model.label] = handle->get_local_name();
 675                 row[model.tooltip] = Glib::ustring("Layer");
 676         }
 677         else
 678         {
 679                 //row[model.label] = handle->get_description();
 680                 row[model.tooltip] = handle->get_local_name();
 681         }*/
 682
 683         //row[model.active] = handle->active();
 684         row[model.layer] = handle;
 685         //row[model.canvas] = handle->get_canvas();
 686         //row[model.icon] = layer_icon;
 687
 688         synfig::Layer::ParamList paramlist=handle->get_param_list();
 689
 690         synfig::Layer::Vocab vocab=handle->get_param_vocab();
 691         synfig::Layer::Vocab::iterator iter;
 692
 693         for(iter=vocab.begin();iter!=vocab.end();++iter)
 694         {
 695                 if(iter->get_hidden())
 696                         continue;
 697                 if(handle->get_param(iter->get_name()).get_type()!=ValueBase::TYPE_CANVAS)
 698                         continue;
 699
 700                 {
 701                         Canvas::Handle canvas;
 702                         canvas=handle->get_param(iter->get_name()).get(canvas);
 703                         if(!canvas)
 704                                 continue;
 705
 706                         Canvas::reverse_iterator iter;
 707                         row[model.contained_canvas]=canvas;
 708
 709                         for(iter=canvas->rbegin();iter!=canvas->rend();++iter)
 710                         {
 711                                 Gtk::TreeRow row_(*(prepend(row.children())));
 712                                 set_row_layer(row_,*iter);
 713                         }
 714                         continue;
 715                 }
 716
 717                 /*
 718                 etl::handle<ValueNode> value_node;
 719                 if(handle.constant()->dynamic_param_list().count(iter->get_name()))
 720                         value_node=handle->dynamic_param_list()[iter->get_name()];
 721
 722                 Gtk::TreeRow child_row = *(append(row.children()));
 723                 set_row_param(
 724                         child_row,
 725                         handle,
 726                         iter->get_name(),
 727                         iter->get_local_name(),
 728                         paramlist[iter->get_name()],
 729                         value_node,
 730                         &*iter
 731                 );
 732                 */
 733         }
 734 }
 735
 736 void
 737 LayerTreeStore::on_layer_added(synfig::Layer::Handle layer)
 738 {
 739         assert(layer);
 740         Gtk::TreeRow row;
 741         if(canvas_interface()->get_canvas()==layer->get_canvas())
 742         {
 743                 row=*(prepend());
 744         }
 745         else
 746         {
 747                 Gtk::TreeModel::Children::iterator iter;
 748                 if(!find_canvas_row(layer->get_canvas(),iter))
 749                 {
 750                         rebuild();
 751                         return;
 752                 }
 753                 row=*(prepend(iter->children()));
 754         }
 755         set_row_layer(row,layer);
 756 }
 757
 758 void
 759 LayerTreeStore::on_layer_removed(synfig::Layer::Handle handle)
 760 {
 761         Gtk::TreeModel::Children::iterator iter;
 762         if(find_layer_row(handle,iter))
 763                 erase(iter);
 764         else
 765         {
 766                 synfig::error("LayerTreeStore::on_layer_removed():Unable to find layer to be removed, forced to rebuild...");
 767                 rebuild();
 768         }
 769 }
 770
 771 void
 772 LayerTreeStore::on_layer_inserted(synfig::Layer::Handle handle,int depth)
 773 {
 774         if(depth==0)
 775         {
 776                 on_layer_added(handle);
 777                 return;
 778         }
 779
 780         Gtk::TreeModel::Children children_(children());
 781         if(canvas_interface()->get_canvas()!=handle->get_canvas())
 782         {
 783                 Gtk::TreeModel::Children::iterator iter;
 784                 if(!find_canvas_row(handle->get_canvas(),iter))
 785                 {
 786                         synfig::error("LayerTreeStore::on_layer_inserted():Unable to find canvas row, forced to rebuild...");
 787                         rebuild();
 788                         return;
 789                 }
 790                 children_=iter->children();
 791         }
 792
 793         Gtk::TreeModel::Children::iterator iter(children_.begin());
 794         while(depth-- && iter)
 795         {
 796                 ++iter;
 797                 if(!iter || iter==children_.end())
 798                 {
 799                         synfig::error("LayerTreeStore::on_layer_inserted():Unable to achieve desired depth, forced to rebuild...");
 800                         rebuild();
 801                         return;
 802                 }
 803         }
 804
 805         Gtk::TreeModel::Row row(*insert(iter));
 806         set_row_layer(row,handle);
 807 }
 808
 809 void
 810 LayerTreeStore::on_layer_status_changed(synfig::Layer::Handle handle,bool /*x*/)
 811 {
 812         Gtk::TreeModel::Children::iterator iter;
 813         if(find_layer_row(handle,iter))
 814                 (*iter)[model.layer]=handle;
 815         else
 816         {
 817                 synfig::warning("Couldn't find layer to be activated in layer list. Rebuilding index...");
 818                 rebuild();
 819         }
 820 }
 821
 822 void
 823 LayerTreeStore::on_layer_lowered(synfig::Layer::Handle layer)
 824 {
 825         Gtk::TreeModel::Children::iterator iter, iter2;
 826         if(find_layer_row(layer,iter))
 827         {
 828                 // Save the selection data
 829                 //synfigapp::SelectionManager::LayerList layer_list=canvas_interface()->get_selection_manager()->get_selected_layers();
 830                 iter2=iter;
 831                 iter2++;
 832                 if(!iter2)
 833                 {
 834                         rebuild();
 835                         return;
 836                 }
 837
 838                 //Gtk::TreeModel::Row row(*iter);
 839                 Gtk::TreeModel::Row row2 = *iter2;
 840                 synfig::Layer::Handle layer2=row2[model.layer];
 841
 842                 erase(iter2);
 843                 row2=*insert(iter);
 844                 set_row_layer(row2,layer2);
 845
 846         }
 847         else
 848                 rebuild();
 849 }
 850
 851 void
 852 LayerTreeStore::on_layer_raised(synfig::Layer::Handle layer)
 853 {
 854         Gtk::TreeModel::Children::iterator iter, iter2;
 855
 856         Gtk::TreeModel::Children children_(children());
 857
 858         if(find_layer_row_(layer, canvas_interface()->get_canvas(), children_, iter,iter2))
 859         {
 860                 if(iter!=iter2)
 861                 {
 862                         //Gtk::TreeModel::Row row = *iter;
 863                         Gtk::TreeModel::Row row2 = *iter2;
 864                         synfig::Layer::Handle layer2=row2[model.layer];
 865
 866                         erase(iter2);
 867                         iter++;
 868                         row2=*insert(iter);
 869                         set_row_layer(row2,layer2);
 870
 871                         return;
 872                 }
 873         }
 874
 875         rebuild();
 876 }
 877
 878 void
 879 LayerTreeStore::on_layer_moved(synfig::Layer::Handle layer,int depth, synfig::Canvas::Handle /*canvas*/)
 880 {
 881         on_layer_removed(layer);
 882         on_layer_inserted(layer,depth);
 883 }
 884
 885 void
 886 LayerTreeStore::on_layer_param_changed(synfig::Layer::Handle handle,synfig::String param_name)
 887 {
 888         if(param_name=="z_depth")
 889         {
 890                 Gtk::TreeModel::Children::iterator iter;
 891                 if(find_layer_row(handle,iter))
 892                 {
 893                         (*iter)[model.z_depth]=Time::begin();
 894                 }
 895         }
 896
 897         /*
 898         Gtk::TreeModel::Children::iterator iter;
 899         if(find_layer_row(handle,iter))
 900         {
 901                 Gtk::TreeModel::Children children(iter->children());
 902
 903                 for(iter = children.begin(); iter && iter != children.end(); ++iter)
 904                 {
 905                         if((Glib::ustring)(*iter)[model.param_name]==param_name)
 906                         {
 907                                 Gtk::TreeRow row=*iter;
 908                                 refresh_row(row);
 909                                 return;
 910                         }
 911                 }
 912         }
 913         rebuild();
 914         */
 915 }
 916
 917 void
 918 LayerTreeStore::on_layer_new_description(synfig::Layer::Handle handle,synfig::String desc)
 919 {
 920         Gtk::TreeModel::Children::iterator iter;
 921         if(find_layer_row(handle,iter))
 922         {
 923                 Gtk::TreeRow row(*iter);
 924
 925                 Layer::Handle layer(row[model.layer]);
 926
 927                 if(desc.empty())
 928                 {
 929                         //row[model.label]=layer->get_local_name();
 930                         row[model.tooltip]=Glib::ustring(_("Layer"));
 931                 }
 932                 else
 933                         //row[model.label]=layer->get_description();
 934                         row[model.tooltip]=layer->get_local_name();
 935         }
 936         else
 937         {
 938                 rebuild();
 939         }
 940 }
 941
 942 bool
 943 LayerTreeStore::find_canvas_row_(synfig::Canvas::Handle canvas, synfig::Canvas::Handle parent, Gtk::TreeModel::Children layers, Gtk::TreeModel::Children::iterator &iter)
 944 {
 945         if(canvas==parent)
 946                 return false;
 947
 948         {
 949                 for(iter=layers.begin(); iter && iter != layers.end(); ++iter)
 950                 {
 951                         Gtk::TreeModel::Row row = *iter;
 952                         if(canvas==(synfig::Canvas::Handle)row[model.contained_canvas])
 953                                 return true;
 954                 }
 955
 956                 iter=children().end();
 957                 //return false;
 958         }
 959
 960         Gtk::TreeModel::Children::iterator iter2;
 961         //Gtk::TreeModel::Children::iterator iter3;
 962
 963         for(iter2 = layers.begin(); iter2 && iter2 != layers.end(); ++iter2)
 964         {
 965                 Gtk::TreeModel::Row row = *iter2;
 966                 assert((bool)true);
 967
 968                 if(row.children().empty())
 969                         continue;
 970
 971                 Canvas::Handle sub_canvas((*row.children().begin())[model.canvas]);
 972                 if(!sub_canvas)
 973                         continue;
 974
 975                 if(find_canvas_row_(canvas,sub_canvas,iter2->children(),iter))
 976                         return true;
 977         }
 978
 979         iter=children().end();
 980         return false;
 981 }
 982
 983 bool
 984 LayerTreeStore::find_canvas_row(synfig::Canvas::Handle canvas, Gtk::TreeModel::Children::iterator &iter)
 985 {
 986         return find_canvas_row_(canvas,canvas_interface()->get_canvas(),children(),iter);
 987 }
 988
 989
 990 bool
 991 LayerTreeStore::find_layer_row_(const synfig::Layer::Handle &layer, synfig::Canvas::Handle /*canvas*/, Gtk::TreeModel::Children layers, Gtk::TreeModel::Children::iterator &iter, Gtk::TreeModel::Children::iterator &prev)
 992 {
 993         assert(layer);
 994
 995         //if(layer->get_canvas()==canvas)
 996         {
 997                 for(iter=prev=layers.begin(); iter && iter != layers.end(); prev=iter++)
 998                 {
 999                         Gtk::TreeModel::Row row = *iter;
1000                         if(layer==(synfig::Layer::Handle)row[model.layer])
1001                                 return true;
1002                 }
1003
1004                 iter=children().end();
1005                 //return false;
1006         }
1007
1008         Gtk::TreeModel::Children::iterator iter2;
1009
1010         for(iter2 = layers.begin(); iter2 && iter2 != layers.end(); ++iter2)
1011         {
1012                 Gtk::TreeModel::Row row = *iter2;
1013                 assert((bool)true);
1014
1015                 if(row.children().empty())
1016                         continue;
1017
1018                 Canvas::Handle canvas((*row.children().begin())[model.canvas]);
1019                 if(!canvas)
1020                         continue;
1021
1022                 if(find_layer_row_(layer,canvas,iter2->children(),iter,prev))
1023                         return true;
1024         }
1025
1026         iter=children().end();
1027         return false;
1028 }
1029
1030 bool
1031 LayerTreeStore::find_layer_row(const synfig::Layer::Handle &layer, Gtk::TreeModel::Children::iterator &iter)
1032 {
1033         Gtk::TreeModel::Children::iterator prev;
1034         return find_layer_row_(layer,canvas_interface()->get_canvas(),children(),iter,prev);
1035 }
1036
1037 bool
1038 LayerTreeStore::find_prev_layer_row(const synfig::Layer::Handle &layer, Gtk::TreeModel::Children::iterator &prev)
1039 {
1040         Gtk::TreeModel::Children::iterator iter;
1041         if(!find_layer_row_(layer,canvas_interface()->get_canvas(),children(),iter,prev))
1042                 return false;
1043         if(iter==children().begin())
1044                 return false;
1045         return true;
1046 }