Documentation for target_scanline.h
[synfig.git] / synfig-studio / src / gui / docks / dock_layers.cpp
1 /* === S Y N F I G ========================================================= */
2 /*!     \file dock_layers.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 "docks/dock_layers.h"
34 #include "app.h"
35
36 #include <gtkmm/scrolledwindow.h>
37 #include <cassert>
38 #include "instance.h"
39 #include <sigc++/signal.h>
40 #include <sigc++/hide.h>
41 #include <sigc++/retype_return.h>
42 #include <sigc++/slot.h>
43 #include "trees/layertreestore.h"
44 #include "trees/layertree.h"
45 #include "canvasview.h"
46 #include "actionmanagers/layeractionmanager.h"
47 //#include <ETL/ref_count>
48
49 #include "general.h"
50
51 #endif
52
53 /* === U S I N G =========================================================== */
54
55 using namespace std;
56 using namespace etl;
57 using namespace synfig;
58 using namespace studio;
59
60 /* === M A C R O S ========================================================= */
61
62 /* === G L O B A L S ======================================================= */
63
64 /* === P R O C E D U R E S ================================================= */
65
66 /*static void do_nothing(reference_counter x)
67 {
68         synfig::info(__FILE__":%d:ref_count.count()=%d",__LINE__,x.count());
69 }*/
70
71 /* === M E T H O D S ======================================================= */
72
73 Dock_Layers::Dock_Layers():
74         Dock_CanvasSpecific("layers",_("Layers"),Gtk::StockID("synfig-layer")),
75         layer_action_manager(new LayerActionManager)
76 {
77         if(layer_action_manager)layer_action_manager->set_ui_manager(App::ui_manager());
78
79         action_group_new_layers=Gtk::ActionGroup::create("action_group_new_layers");
80         action_group_layer_ops=Gtk::ActionGroup::create("action_group_layer_ops");
81
82         std::map<synfig::String,synfig::String> category_map;
83
84         // Build layer creation actions
85         synfig::Layer::Book::iterator iter;
86         for(iter=synfig::Layer::book().begin();iter!=synfig::Layer::book().end();++iter)
87         {
88                 synfig::Layer::Book::value_type lyr(*iter);
89
90                 if(lyr.second.category==CATEGORY_DO_NOT_USE)
91                         continue;
92
93                 action_group_new_layers->add(Gtk::Action::create(
94                         strprintf("layer-new-%s",lyr.first.c_str()),
95                         layer_icon(lyr.first.c_str()),
96                         lyr.second.local_name,lyr.second.local_name
97                 ),
98                         sigc::hide_return(
99                                 sigc::bind(
100                                         sigc::mem_fun(*this,&studio::Dock_Layers::add_layer),
101                                         lyr.first
102                                 )
103                         )
104                 );
105
106                 category_map[lyr.second.category]+=strprintf("<menuitem action='layer-new-%s' />",lyr.first.c_str());
107
108                 //(*category_map)[lyr.second.category]->items().push_back(Gtk::Menu_Helpers::MenuElem(lyr.second.local_name,
109                 //));
110         }
111
112         {
113                 Glib::RefPtr<Gtk::ActionGroup> action_group_categories(Gtk::ActionGroup::create("layer-category"));
114                 synfig::String layer_ui_info;
115
116                 layer_ui_info+="<ui><popup action='menu-main'><menu action='menu-layer'><menu action='menu-layer-new'>";
117
118                 std::map<synfig::String,synfig::String>::iterator iter;
119                 for(iter=category_map.begin();iter!=category_map.end();++iter)
120                 {
121                         layer_ui_info+=strprintf("<menu action='%s'>%s</menu>",iter->first.c_str(),iter->second.c_str());
122                         action_group_categories->add(Gtk::Action::create(iter->first.c_str(),dgettext("synfig", iter->first.c_str())));
123                 }
124
125                 layer_ui_info+="</menu></menu></popup></ui>";
126
127                 App::ui_manager()->insert_action_group(action_group_categories);
128                 App::ui_manager()->insert_action_group(action_group_new_layers);
129
130                 try
131                 {
132                         App::ui_manager()->add_ui_from_string(layer_ui_info);
133                 }
134                 catch(Glib::MarkupError x)
135                 {
136                         error("%s:%d caught MarkupError code %d: %s", __FILE__, __LINE__, x.code(), x.what().c_str());
137                         error("%s:%d with markup: \"%s\"", __FILE__, __LINE__, layer_ui_info.c_str());
138                         exit(1);
139                 }
140         }
141
142         if(layer_action_manager)
143                 action_group_layer_ops->add(layer_action_manager->get_action_select_all_child_layers());
144
145         action_group_layer_ops->add( Gtk::Action::create("toolbar-layer", _("Layer Ops")) );
146         App::ui_manager()->insert_action_group(action_group_layer_ops);
147
148     Glib::ustring ui_info =
149         "<ui>"
150         "       <toolbar action='toolbar-layer'>"
151         "       <toolitem action='action-LayerRaise' />"
152         "       <toolitem action='action-LayerLower' />"
153         "       <separator />"
154         "       <toolitem action='action-LayerDuplicate' />"
155         "       <toolitem action='action-LayerEncapsulate' />"
156         "       <toolitem action='select-all-child-layers' />"
157         "       <toolitem action='action-LayerRemove' />"
158         "       <separator />"
159         "       <toolitem action='cut' />"
160         "       <toolitem action='copy' />"
161         "       <toolitem action='paste' />"
162         "       </toolbar>"
163         "</ui>"
164         ;
165
166         App::ui_manager()->add_ui_from_string(ui_info);
167
168         action_group_new_layers->set_sensitive(false);
169
170         set_toolbar(*dynamic_cast<Gtk::Toolbar*>(App::ui_manager()->get_widget("/toolbar-layer")));
171
172
173
174
175
176         /*
177         reference_counter ref_count;
178         synfig::info(__FILE__":%d:ref_count.count()=%d",__LINE__,ref_count.count());
179
180         {
181                 sigc::signal<void> tmp_signal;
182
183                 tmp_signal.connect(
184                         sigc::bind(
185                                 sigc::ptr_fun(do_nothing),
186                                 ref_count
187                         )
188                 );
189
190         synfig::info(__FILE__":%d:ref_count.count()=%d",__LINE__,ref_count.count());
191                 tmp_signal();
192         synfig::info(__FILE__":%d:ref_count.count()=%d",__LINE__,ref_count.count());
193
194                 tmp_signal.clear();
195         synfig::info(__FILE__":%d:ref_count.count()=%d",__LINE__,ref_count.count());
196
197                 tmp_signal();
198         synfig::info(__FILE__":%d:ref_count.count()=%d",__LINE__,ref_count.count());
199                 tmp_signal.connect(
200                         sigc::bind(
201                                 sigc::ptr_fun(do_nothing),
202                                 ref_count
203                         )
204                 );
205         synfig::info(__FILE__":%d:ref_count.count()=%d",__LINE__,ref_count.count());
206         }
207         synfig::info(__FILE__":%d:ref_count.count()=%d",__LINE__,ref_count.count());
208         assert(ref_count.count()==1);
209         */
210 }
211
212
213 Dock_Layers::~Dock_Layers()
214 {
215         delete layer_action_manager;
216 }
217
218
219 void
220 Dock_Layers::init_canvas_view_vfunc(etl::loose_handle<CanvasView> canvas_view)
221 {
222         Glib::RefPtr<LayerTreeStore> layer_tree_store;
223         layer_tree_store=LayerTreeStore::create(canvas_view->canvas_interface());
224
225         canvas_view->set_tree_model(get_name(),layer_tree_store);
226         LayerTree* layer_tree(new LayerTree());
227         layer_tree->set_time_adjustment(canvas_view->time_adjustment());
228
229         layer_tree->signal_edited_value().connect(
230                 sigc::hide_return(
231                         sigc::mem_fun(*canvas_view->canvas_interface(), &synfigapp::CanvasInterface::change_value)
232                 )
233         );
234
235         // (a) should be before (b), (b) should be before (c)
236         canvas_view->set_ext_widget(get_name()+"_cmp",layer_tree); // (a)
237         canvas_view->set_ext_widget(get_name(),&layer_tree->get_layer_tree_view());
238         canvas_view->set_ext_widget("params",&layer_tree->get_param_tree_view());
239
240         layer_tree->set_model(layer_tree_store); // (b)
241         canvas_view->set_tree_model("params",layer_tree->get_param_tree_view().get_model()); // (c)
242
243         /*
244         canvas_view->layermenu.items().push_back(Gtk::Menu_Helpers::StockMenuElem(Gtk::StockID("gtk-delete"),Gtk::AccelKey("Delete"),
245                 sigc::mem_fun(*layer_tree, &LayerTree::on_delete_pressed))
246         );
247         */
248
249         // Hide the time bar
250         if(canvas_view->get_canvas()->rend_desc().get_time_start()==canvas_view->get_canvas()->rend_desc().get_time_end())
251                 canvas_view->hide_timebar();
252         layer_tree_store->rebuild();
253         present();
254 }
255
256 void
257 Dock_Layers::changed_canvas_view_vfunc(etl::loose_handle<CanvasView> canvas_view)
258 {
259         if(canvas_view)
260         {
261                 Gtk::Widget* tree_view(canvas_view->get_ext_widget(get_name()));
262
263                 add(*tree_view);
264                 tree_view->show();
265                 action_group_new_layers->set_sensitive(true);
266                 if(layer_action_manager)
267                 {
268                         layer_action_manager->set_layer_tree(dynamic_cast<LayerTree*>(canvas_view->get_ext_widget(get_name()+"_cmp")));
269                         layer_action_manager->set_canvas_interface(canvas_view->canvas_interface());
270                         layer_action_manager->refresh();
271                 }
272         }
273         else
274         {
275                 action_group_new_layers->set_sensitive(false);
276                 if(layer_action_manager)
277                 {
278                         layer_action_manager->clear();
279                         layer_action_manager->set_canvas_interface(0);
280                         layer_action_manager->set_layer_tree(0);
281                 }
282
283                 clear_previous();
284         }
285 }
286
287 void
288 Dock_Layers::add_layer(synfig::String id)
289 {
290         etl::loose_handle<CanvasView> canvas_view(get_canvas_view());
291         if(canvas_view)
292         {
293                 canvas_view->add_layer(id);
294         }
295 }