1 /* === S Y N F I G ========================================================= */
2 /*! \file state_null.cpp
3 ** \brief Null State File
8 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
9 ** Copyright (c) 2007, 2008 Chris Moore
10 ** Copyright (c) 2009 Nikita Kitaev
12 ** This package is free software; you can redistribute it and/or
13 ** modify it under the terms of the GNU General Public License as
14 ** published by the Free Software Foundation; either version 2 of
15 ** the License, or (at your option) any later version.
17 ** This package is distributed in the hope that it will be useful,
18 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
19 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 ** General Public License for more details.
23 /* ========================================================================= */
25 /* === H E A D E R S ======================================================= */
34 #include "state_null.h"
36 #include "event_mouse.h"
37 #include "event_layerclick.h"
39 #include "dialog_tooloptions.h"
40 #include <gtkmm/dialog.h>
41 #include "widget_waypointmodel.h"
42 #include <synfig/valuenode_animated.h>
43 #include <synfig/valuenode_composite.h>
44 #include <synfig/valuenode_const.h>
45 #include "canvasview.h"
50 /* === U S I N G =========================================================== */
54 using namespace synfig;
55 using namespace studio;
57 /* === M A C R O S ========================================================= */
59 /* === G L O B A L S ======================================================= */
61 StateNull studio::state_null;
63 /* === C L A S S E S & S T R U C T S ======================================= */
65 class studio::StateNull_Context : public sigc::trackable
67 CanvasView *canvas_view;
69 CanvasView* get_canvas_view() { return canvas_view; }
70 Canvas::Handle get_canvas() { return canvas_view->get_canvas(); }
71 WorkArea* get_work_area() { return canvas_view->get_work_area(); }
72 etl::handle<synfigapp::CanvasInterface> get_canvas_interface() { return canvas_view->canvas_interface(); }
74 Gtk::Table options_table;
77 StateNull_Context(CanvasView *canvas_view);
80 Smach::event_result event_stop_handler(const Smach::event& x);
81 Smach::event_result event_refresh_handler(const Smach::event& x);
82 Smach::event_result event_refresh_ducks_handler(const Smach::event& x);
83 Smach::event_result event_undo_handler(const Smach::event& x);
84 Smach::event_result event_redo_handler(const Smach::event& x);
85 Smach::event_result event_mouse_button_down_handler(const Smach::event& x);
86 Smach::event_result event_multiple_ducks_clicked_handler(const Smach::event& x);
87 Smach::event_result event_refresh_tool_options(const Smach::event& x);
88 Smach::event_result event_layer_click(const Smach::event& x);
90 void refresh_tool_options();
91 }; // END of class StateNull_Context
93 /* === P R O C E D U R E S ================================================= */
95 /* === M E T H O D S ======================================================= */
97 StateNull::StateNull():
98 Smach::state<StateNull_Context>("null")
100 insert(event_def(EVENT_STOP,&StateNull_Context::event_stop_handler));
101 insert(event_def(EVENT_REFRESH,&StateNull_Context::event_refresh_handler));
102 insert(event_def(EVENT_REFRESH_DUCKS,&StateNull_Context::event_refresh_ducks_handler));
103 insert(event_def(EVENT_UNDO,&StateNull_Context::event_undo_handler));
104 insert(event_def(EVENT_REDO,&StateNull_Context::event_redo_handler));
105 insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,&StateNull_Context::event_mouse_button_down_handler));
106 insert(event_def(EVENT_WORKAREA_MULTIPLE_DUCKS_CLICKED,&StateNull_Context::event_multiple_ducks_clicked_handler));
107 insert(event_def(EVENT_REFRESH_TOOL_OPTIONS,&StateNull_Context::event_refresh_tool_options));
108 insert(event_def(EVENT_WORKAREA_LAYER_CLICKED,&StateNull_Context::event_layer_click));
111 StateNull::~StateNull()
115 StateNull_Context::StateNull_Context(CanvasView *canvas_view):
116 canvas_view(canvas_view)
118 // Synfig Studio's default state is initialized in the canvas view constructor
119 // As a result, it cannot reference canvas view or workarea when created
120 // Other states need to reference the workarea,
121 // so a null state was created to be the default
123 options_table.attach(*manage(new Gtk::Label(_("Welcome to Synfig Studio"))), 0, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
124 options_table.show_all();
125 refresh_tool_options();
128 StateNull_Context::~StateNull_Context()
133 StateNull_Context::refresh_tool_options()
135 App::dialog_tool_options->clear();
136 App::dialog_tool_options->set_widget(options_table);
137 App::dialog_tool_options->set_local_name(_("Welcome to Synfig Studio"));
138 App::dialog_tool_options->set_name("null");
142 StateNull_Context::event_refresh_tool_options(const Smach::event& /*x*/)
144 refresh_tool_options();
145 return Smach::RESULT_ACCEPT;
149 StateNull_Context::event_stop_handler(const Smach::event& /*x*/)
151 // synfig::info("STATE NULL: Received Stop Event");
153 return Smach::RESULT_ACCEPT;
157 StateNull_Context::event_refresh_handler(const Smach::event& /*x*/)
159 // synfig::info("STATE NULL: Received Refresh Event");
160 canvas_view->rebuild_tables();
161 canvas_view->work_area->queue_render_preview();
162 return Smach::RESULT_ACCEPT;
166 StateNull_Context::event_refresh_ducks_handler(const Smach::event& /*x*/)
168 // synfig::info("STATE NULL: Received Refresh Ducks");
169 canvas_view->queue_rebuild_ducks();
170 return Smach::RESULT_ACCEPT;
174 StateNull_Context::event_undo_handler(const Smach::event& /*x*/)
176 // synfig::info("STATE NULL: Received Undo Event");
177 canvas_view->get_instance()->undo();
178 return Smach::RESULT_ACCEPT;
182 StateNull_Context::event_redo_handler(const Smach::event& /*x*/)
184 // synfig::info("STATE NULL: Received Redo Event");
185 canvas_view->get_instance()->redo();
186 return Smach::RESULT_ACCEPT;
190 StateNull_Context::event_mouse_button_down_handler(const Smach::event& x)
192 // synfig::info("STATE NULL: Received mouse button down Event");
194 const EventMouse& event(*reinterpret_cast<const EventMouse*>(&x));
199 canvas_view->popup_main_menu();
200 return Smach::RESULT_ACCEPT;
202 return Smach::RESULT_OK;
207 StateNull_Context::event_layer_click(const Smach::event& x)
209 const EventLayerClick& event(*reinterpret_cast<const EventLayerClick*>(&x));
213 // synfig::info("STATE NULL: Received layer click Event, \"%s\"",event.layer->get_name().c_str());
217 // synfig::info("STATE NULL: Received layer click Event with an empty layer.");
223 if(!(event.modifier&Gdk::CONTROL_MASK))
224 canvas_view->get_selection_manager()->clear_selected_layers();
227 std::list<Layer::Handle> layer_list(canvas_view->get_selection_manager()->get_selected_layers());
228 std::set<Layer::Handle> layers(layer_list.begin(),layer_list.end());
229 if(layers.count(event.layer))
231 layers.erase(event.layer);
232 layer_list=std::list<Layer::Handle>(layers.begin(),layers.end());
233 canvas_view->get_selection_manager()->clear_selected_layers();
234 canvas_view->get_selection_manager()->set_selected_layers(layer_list);
238 canvas_view->get_selection_manager()->set_selected_layer(event.layer);
241 return Smach::RESULT_ACCEPT;
243 canvas_view->popup_layer_menu(event.layer);
244 return Smach::RESULT_ACCEPT;
246 return Smach::RESULT_OK;
252 StateNull_Context::edit_several_waypoints(std::list<synfigapp::ValueDesc> value_desc_list)
255 "Edit Multiple Waypoints", // Title
257 true // use_separator
260 Widget_WaypointModel widget_waypoint_model;
261 widget_waypoint_model.show();
263 dialog.get_vbox()->pack_start(widget_waypoint_model);
266 dialog.add_button(Gtk::StockID("gtk-apply"),1);
267 dialog.add_button(Gtk::StockID("gtk-cancel"),0);
272 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Set Waypoints"));
274 std::list<synfigapp::ValueDesc>::iterator iter;
275 for(iter=value_desc_list.begin();iter!=value_desc_list.end();++iter)
277 synfigapp::ValueDesc value_desc(*iter);
279 if(!value_desc.is_valid())
282 ValueNode_Animated::Handle value_node;
284 // If this value isn't a ValueNode_Animated, but
285 // it is somewhat constant, then go ahead and convert
286 // it to a ValueNode_Animated.
287 if(!value_desc.is_value_node() || ValueNode_Const::Handle::cast_dynamic(value_desc.get_value_node()))
290 if(value_desc.is_value_node())
291 value=ValueNode_Const::Handle::cast_dynamic(value_desc.get_value_node())->get_value();
293 value=value_desc.get_value();
295 value_node=ValueNode_Animated::create(value,get_canvas()->get_time());
297 synfigapp::Action::Handle action;
299 if(!value_desc.is_value_node())
301 action=synfigapp::Action::create("ValueDescConnect");
302 action->set_param("dest",value_desc);
303 action->set_param("src",ValueNode::Handle(value_node));
307 action=synfigapp::Action::create("ValueNodeReplace");
308 action->set_param("dest",value_desc.get_value_node());
309 action->set_param("src",ValueNode::Handle(value_node));
312 action->set_param("canvas",get_canvas());
313 action->set_param("canvas_interface",get_canvas_interface());
316 if(!get_canvas_interface()->get_instance()->perform_action(action))
318 get_canvas_view()->get_ui_interface()->error(_("Unable to convert to animated waypoint"));
325 if(value_desc.is_value_node())
326 value_node=ValueNode_Animated::Handle::cast_dynamic(value_desc.get_value_node());
333 synfigapp::Action::Handle action(synfigapp::Action::create("WaypointSetSmart"));
337 get_canvas_view()->get_ui_interface()->error(_("Unable to find WaypointSetSmart action"));
343 action->set_param("canvas",get_canvas());
344 action->set_param("canvas_interface",get_canvas_interface());
345 action->set_param("value_node",ValueNode::Handle(value_node));
346 action->set_param("time",get_canvas()->get_time());
347 action->set_param("model",widget_waypoint_model.get_waypoint_model());
349 if(!get_canvas_interface()->get_instance()->perform_action(action))
351 get_canvas_view()->get_ui_interface()->error(_("Unable to set a specific waypoint"));
358 //get_canvas_view()->get_ui_interface()->error(_("Unable to animate a specific valuedesc"));
368 StateNull_Context::event_multiple_ducks_clicked_handler(const Smach::event& /*x*/)
370 // synfig::info("STATE NULL: Received multiple duck click event");
372 //const EventMouse& event(*reinterpret_cast<const EventMouse*>(&x));
374 std::list<synfigapp::ValueDesc> value_desc_list;
376 // Create a list of value_descs associated with selection
377 const DuckList selected_ducks(get_work_area()->get_selected_ducks());
378 DuckList::const_iterator iter;
379 for(iter=selected_ducks.begin();iter!=selected_ducks.end();++iter)
381 synfigapp::ValueDesc value_desc((*iter)->get_value_desc());
383 if(!value_desc.is_valid())
386 if(value_desc.get_value_type()==ValueBase::TYPE_BLINEPOINT && value_desc.is_value_node() && ValueNode_Composite::Handle::cast_dynamic(value_desc.get_value_node()))
388 value_desc_list.push_back(
389 synfigapp::ValueDesc(
390 ValueNode_Composite::Handle::cast_dynamic(value_desc.get_value_node())
391 ,ValueNode_Composite::Handle::cast_dynamic(value_desc.get_value_node())
392 ->get_link_index_from_name("point")
397 value_desc_list.push_back(value_desc);
400 Gtk::Menu *menu=manage(new Gtk::Menu());
401 menu->signal_hide().connect(sigc::bind(sigc::ptr_fun(&delete_widget), menu));
403 canvas_view->get_instance()->make_param_menu(menu,canvas_view->get_canvas(),value_desc_list);
406 synfigapp::Action::ParamList param_list;
407 param_list=get_canvas_interface()->generate_param_list(value_desc_list);
409 canvas_view->add_actions_to_menu(menu, param_list,synfigapp::Action::CATEGORY_VALUEDESC|synfigapp::Action::CATEGORY_VALUENODE);
411 menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("Edit Waypoints"),
415 &studio::StateNull_Context::edit_several_waypoints
421 menu->popup(3,gtk_get_current_event_time());
423 return Smach::RESULT_ACCEPT;