1 /* === S Y N F I G ========================================================= */
2 /*! \file rotoscope_polygon.cpp
3 ** \brief Template File
5 ** $Id: state_polygon.cpp,v 1.1.1.1 2005/01/07 03:34:36 darco Exp $
8 ** Copyright (c) 2002 Robert B. Quattlebaum Jr.
10 ** This software and associated documentation
11 ** are CONFIDENTIAL and PROPRIETARY property of
12 ** the above-mentioned copyright holder.
14 ** You may not copy, print, publish, or in any
15 ** other way distribute this software without
16 ** a prior written agreement with
17 ** the copyright holder.
20 /* ========================================================================= */
22 /* === H E A D E R S ======================================================= */
31 #include <gtkmm/dialog.h>
32 #include <gtkmm/entry.h>
34 #include <synfig/valuenode_dynamiclist.h>
35 #include <synfigapp/action_system.h>
37 #include "state_polygon.h"
38 #include "canvasview.h"
42 #include <synfigapp/action.h>
43 #include "event_mouse.h"
44 #include "event_layerclick.h"
46 #include "dialog_tooloptions.h"
47 #include <synfigapp/main.h>
51 /* === U S I N G =========================================================== */
55 using namespace synfig;
56 using namespace studio;
58 /* === M A C R O S ========================================================= */
60 /* === G L O B A L S ======================================================= */
62 StatePolygon studio::state_polygon;
64 /* === C L A S S E S & S T R U C T S ======================================= */
66 class studio::StatePolygon_Context : public sigc::trackable
68 etl::handle<CanvasView> canvas_view_;
69 CanvasView::IsWorking is_working;
71 bool prev_table_status;
72 bool prev_workarea_layer_status_;
76 Duckmatic::Push duckmatic_push;
78 std::list<synfig::Point> polygon_point_list;
79 synfigapp::Settings& settings;
82 bool on_polygon_duck_change(const synfig::Point &point, std::list<synfig::Point>::iterator iter);
85 void popup_handle_menu(synfigapp::ValueDesc value_desc);
90 Gtk::Table options_table;
92 Gtk::Button button_make;
95 synfig::String get_id()const { return entry_id.get_text(); }
96 void set_id(const synfig::String& x) { return entry_id.set_text(x); }
98 Smach::event_result event_stop_handler(const Smach::event& x);
100 Smach::event_result event_refresh_handler(const Smach::event& x);
102 Smach::event_result event_mouse_click_handler(const Smach::event& x);
103 Smach::event_result event_refresh_tool_options(const Smach::event& x);
104 void refresh_tool_options();
106 StatePolygon_Context(CanvasView* canvas_view);
108 ~StatePolygon_Context();
110 const etl::handle<CanvasView>& get_canvas_view()const{return canvas_view_;}
111 etl::handle<synfigapp::CanvasInterface> get_canvas_interface()const{return canvas_view_->canvas_interface();}
112 synfig::Canvas::Handle get_canvas()const{return canvas_view_->get_canvas();}
113 WorkArea * get_work_area()const{return canvas_view_->get_work_area();}
115 //void on_user_click(synfig::Point point);
116 void load_settings();
117 void save_settings();
120 bool no_egress_on_selection_change;
121 Smach::event_result event_layer_selection_changed_handler(const Smach::event& x)
123 if(!no_egress_on_selection_change)
124 throw Smach::egress_exception();
125 return Smach::RESULT_OK;
129 }; // END of class StatePolygon_Context
131 /* === M E T H O D S ======================================================= */
133 StatePolygon::StatePolygon():
134 Smach::state<StatePolygon_Context>("polygon")
136 insert(event_def(EVENT_LAYER_SELECTION_CHANGED,&StatePolygon_Context::event_layer_selection_changed_handler));
137 insert(event_def(EVENT_STOP,&StatePolygon_Context::event_stop_handler));
138 insert(event_def(EVENT_REFRESH,&StatePolygon_Context::event_refresh_handler));
139 insert(event_def(EVENT_REFRESH_DUCKS,&StatePolygon_Context::event_refresh_handler));
140 insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,&StatePolygon_Context::event_mouse_click_handler));
141 insert(event_def(EVENT_REFRESH_TOOL_OPTIONS,&StatePolygon_Context::event_refresh_tool_options));
144 StatePolygon::~StatePolygon()
149 StatePolygon_Context::load_settings()
153 if(settings.get_value("polygon.id",value))
160 StatePolygon_Context::save_settings()
162 settings.set_value("polygon.id",get_id().c_str());
166 StatePolygon_Context::reset()
168 polygon_point_list.clear();
173 StatePolygon_Context::increment_id()
182 // If there is a number
183 // already at the end of the
184 // id, then remove it.
185 if(id[id.size()-1]<='9' && id[id.size()-1]>='0')
187 // figure out how many digits it is
188 for(digits=0;(int)id.size()-1>=digits && id[id.size()-1-digits]<='9' && id[id.size()-1-digits]>='0';digits++)while(false);
191 str_number=String(id,id.size()-digits,id.size());
192 id=String(id,0,id.size()-digits);
194 number=atoi(str_number.c_str());
204 // Add the number back onto the id
206 const String format(strprintf("%%0%dd",digits));
207 id+=strprintf(format.c_str(),number);
214 StatePolygon_Context::StatePolygon_Context(CanvasView* canvas_view):
215 canvas_view_(canvas_view),
216 is_working(*canvas_view),
217 prev_workarea_layer_status_(get_work_area()->allow_layer_clicks),
218 duckmatic_push(get_work_area()),
219 settings(synfigapp::Main::get_selected_input_device()->settings()),
221 button_make(_("Make"))
223 no_egress_on_selection_change=false;
226 // Set up the tool options dialog
227 //options_table.attach(*manage(new Gtk::Label(_("Polygon Tool"))), 0, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
228 options_table.attach(entry_id, 0, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
229 //options_table.attach(button_make, 0, 2, 4, 5, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
230 button_make.signal_pressed().connect(sigc::mem_fun(*this,&StatePolygon_Context::run));
231 options_table.show_all();
232 refresh_tool_options();
233 App::dialog_tool_options->present();
236 // Turn off layer clicking
237 get_work_area()->allow_layer_clicks=false;
239 // clear out the ducks
240 get_work_area()->clear_ducks();
242 // Refresh the work area
243 get_work_area()->queue_draw();
245 get_canvas_view()->work_area->set_cursor(Gdk::CROSSHAIR);
247 // Hide the tables if they are showing
248 prev_table_status=get_canvas_view()->tables_are_visible();
249 if(prev_table_status)get_canvas_view()->hide_tables();
252 get_canvas_view()->hide_timebar();
255 //get_work_area()->signal_user_click().connect(sigc::mem_fun(*this,&studio::StatePolygon_Context::on_user_click));
257 App::toolbox->refresh();
261 StatePolygon_Context::refresh_tool_options()
263 App::dialog_tool_options->clear();
264 App::dialog_tool_options->set_widget(options_table);
266 App::dialog_tool_options->set_local_name(_("Polygon Tool"));
267 App::dialog_tool_options->set_name("polygon");
269 App::dialog_tool_options->add_button(
270 Gtk::StockID("gtk-execute"),
272 )->signal_clicked().connect(
275 &StatePolygon_Context::run
279 App::dialog_tool_options->add_button(
280 Gtk::StockID("gtk-clear"),
281 _("Clear current Polygon")
282 )->signal_clicked().connect(
285 &StatePolygon_Context::reset
291 StatePolygon_Context::event_refresh_tool_options(const Smach::event& x)
293 refresh_tool_options();
294 return Smach::RESULT_ACCEPT;
297 StatePolygon_Context::~StatePolygon_Context()
302 // Restore layer clicking
303 get_work_area()->allow_layer_clicks=prev_workarea_layer_status_;
305 App::dialog_tool_options->clear();
307 get_canvas_view()->work_area->reset_cursor();
310 if(get_canvas_view()->get_canvas()->rend_desc().get_time_start()!=get_canvas_view()->get_canvas()->rend_desc().get_time_end())
311 get_canvas_view()->show_timebar();
313 // Bring back the tables if they were out before
314 if(prev_table_status)get_canvas_view()->show_tables();
316 // Refresh the work area
317 get_work_area()->queue_draw();
319 App::toolbox->refresh();
323 StatePolygon_Context::event_stop_handler(const Smach::event& x)
325 synfig::info("STATE RotoPolygon: Received Stop Event");
326 //throw Smach::egress_exception();
328 return Smach::RESULT_ACCEPT;
333 StatePolygon_Context::event_refresh_handler(const Smach::event& x)
335 synfig::info("STATE RotoPolygon: Received Refresh Event");
337 return Smach::RESULT_ACCEPT;
341 StatePolygon_Context::run()
343 if(polygon_point_list.empty())
346 if(polygon_point_list.size()<3)
348 get_canvas_view()->get_ui_interface()->error("You need at least 3 points to create a polygon");
352 Canvas::Handle canvas(get_canvas_view()->get_canvas());
355 // we are temporarily using the layer to hold something
356 layer=get_canvas_view()->get_selection_manager()->get_selected_layer();
359 depth=layer->get_depth();
360 canvas=layer->get_canvas();
364 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("New Polygon"));
365 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
367 Layer::Handle layer(get_canvas_interface()->add_layer_to("polygon",canvas,depth));
368 layer->set_description(get_id());
369 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
371 layer->disconnect_dynamic_param("vector_list");
372 if(!layer->set_param("vector_list",polygon_point_list))
375 get_canvas_view()->get_ui_interface()->error("Unable to set layer parameter");
380 synfigapp::Action::Handle action(synfigapp::Action::create("value_desc_convert"));
381 synfigapp::ValueDesc value_desc(layer,"vector_list");
382 action->set_param("canvas",get_canvas());
383 action->set_param("canvas_interface",get_canvas_interface());
384 action->set_param("value_desc",value_desc);
385 action->set_param("type","dynamic_list");
386 if(!get_canvas_interface()->get_instance()->perform_action(action))
389 get_canvas_view()->get_ui_interface()->error("Unable to execute action \"value_desc_convert\"");
393 no_egress_on_selection_change=true;
394 get_canvas_interface()->get_selection_manager()->clear_selected_layers();
395 get_canvas_interface()->get_selection_manager()->set_selected_layer(layer);
396 no_egress_on_selection_change=false;
397 //get_canvas_interface()->signal_dirty_preview()();
402 ValueNode::Handle value_node=(ValueNode_Const::create(polygon_point_list));
403 std::string valuenode_name="Poly";
404 while(studio::App::dialog_entry("New Polygon", "Please enter the new ID for this value_node",valuenode_name))
405 if(get_canvas_interface()->add_value_node(value_node,valuenode_name))
414 StatePolygon_Context::event_mouse_click_handler(const Smach::event& x)
416 synfig::info("STATE ROTOPOLYGON: Received mouse button down Event");
417 const EventMouse& event(*reinterpret_cast<const EventMouse*>(&x));
421 polygon_point_list.push_back(get_work_area()->snap_point_to_grid(event.pos));
423 return Smach::RESULT_ACCEPT;
425 case BUTTON_RIGHT: // Intercept the right-button click to short-circut the pop-up menu
426 return Smach::RESULT_ACCEPT;
429 return Smach::RESULT_OK;
435 StatePolygon_Context::refresh_ducks()
437 get_work_area()->clear_ducks();
439 if(polygon_point_list.empty()) return;
441 std::list<synfig::Point>::iterator iter=polygon_point_list.begin();
443 etl::handle<WorkArea::Duck> duck;
444 duck=new WorkArea::Duck(*iter);
445 duck->set_editable(true);
446 duck->signal_edited().connect(
447 sigc::bind(sigc::mem_fun(*this,&studio::StatePolygon_Context::on_polygon_duck_change),iter)
449 duck->signal_user_click(0).connect(sigc::mem_fun(*this,&StatePolygon_Context::run));
451 get_work_area()->add_duck(duck);
453 for(++iter;iter!=polygon_point_list.end();++iter)
455 etl::handle<WorkArea::Bezier> bezier(new WorkArea::Bezier());
456 bezier->p1=bezier->c1=duck;
458 duck=new WorkArea::Duck(*iter);
459 duck->set_editable(true);
460 duck->set_name(strprintf("%x",&*iter));
461 duck->signal_edited().connect(
462 sigc::bind(sigc::mem_fun(*this,&studio::StatePolygon_Context::on_polygon_duck_change),iter)
465 get_work_area()->add_duck(duck);
467 bezier->p2=bezier->c2=duck;
468 get_work_area()->add_bezier(bezier);
470 get_work_area()->queue_draw();
475 StatePolygon_Context::on_polygon_duck_change(const synfig::Point &point, std::list<synfig::Point>::iterator iter)