1 /* === S Y N F I G ========================================================= */
2 /*! \file state_polygon.cpp
3 ** \brief Template File
8 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
9 ** Copyright (c) 2007, 2008 Chris Moore
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.
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.
22 /* ========================================================================= */
24 /* === H E A D E R S ======================================================= */
33 #include <gtkmm/dialog.h>
34 #include <gtkmm/entry.h>
36 #include <synfig/valuenode_dynamiclist.h>
37 #include <synfigapp/action_system.h>
38 #include <synfig/valuenode_bline.h>
40 #include "state_polygon.h"
41 #include "state_normal.h"
42 #include "canvasview.h"
46 #include <synfigapp/action.h>
47 #include "event_mouse.h"
48 #include "event_layerclick.h"
50 #include "docks/dialog_tooloptions.h"
51 #include <synfigapp/main.h>
57 /* === U S I N G =========================================================== */
61 using namespace synfig;
62 using namespace studio;
64 /* === M A C R O S ========================================================= */
66 /* === G L O B A L S ======================================================= */
68 StatePolygon studio::state_polygon;
70 /* === C L A S S E S & S T R U C T S ======================================= */
72 class studio::StatePolygon_Context : public sigc::trackable
74 etl::handle<CanvasView> canvas_view_;
75 CanvasView::IsWorking is_working;
77 bool prev_table_status;
78 bool prev_workarea_layer_status_;
82 Duckmatic::Push duckmatic_push;
84 std::list<synfig::Point> polygon_point_list;
85 synfigapp::Settings& settings;
88 bool on_polygon_duck_change(const synfig::Point &point, std::list<synfig::Point>::iterator iter);
91 void popup_handle_menu(synfigapp::ValueDesc value_desc);
96 Gtk::Table options_table;
98 Gtk::CheckButton checkbutton_invert;
99 Gtk::CheckButton checkbutton_layer_polygon;
100 Gtk::CheckButton checkbutton_layer_region;
101 Gtk::CheckButton checkbutton_layer_outline;
102 Gtk::CheckButton checkbutton_layer_curve_gradient;
103 Gtk::CheckButton checkbutton_layer_plant;
104 Gtk::CheckButton checkbutton_layer_link_origins;
105 Gtk::Button button_make;
106 Gtk::Adjustment adj_feather;
107 Gtk::SpinButton spin_feather;
111 // this counts the layers we create - they all have origins we can link
112 int layers_to_create()const
115 get_layer_polygon_flag() +
116 get_layer_region_flag() +
117 get_layer_outline_flag() +
118 get_layer_curve_gradient_flag() +
119 get_layer_plant_flag();
122 synfig::String get_id()const { return entry_id.get_text(); }
123 void set_id(const synfig::String& x) { return entry_id.set_text(x); }
125 bool get_invert()const { return checkbutton_invert.get_active(); }
126 void set_invert(bool i) { checkbutton_invert.set_active(i); }
128 bool get_layer_polygon_flag()const { return checkbutton_layer_polygon.get_active(); }
129 void set_layer_polygon_flag(bool x) { return checkbutton_layer_polygon.set_active(x); }
131 bool get_layer_region_flag()const { return checkbutton_layer_region.get_active(); }
132 void set_layer_region_flag(bool x) { return checkbutton_layer_region.set_active(x); }
134 bool get_layer_outline_flag()const { return checkbutton_layer_outline.get_active(); }
135 void set_layer_outline_flag(bool x) { return checkbutton_layer_outline.set_active(x); }
137 bool get_layer_curve_gradient_flag()const { return checkbutton_layer_curve_gradient.get_active(); }
138 void set_layer_curve_gradient_flag(bool x) { return checkbutton_layer_curve_gradient.set_active(x); }
140 bool get_layer_plant_flag()const { return checkbutton_layer_plant.get_active(); }
141 void set_layer_plant_flag(bool x) { return checkbutton_layer_plant.set_active(x); }
143 bool get_layer_link_origins_flag()const { return checkbutton_layer_link_origins.get_active(); }
144 void set_layer_link_origins_flag(bool x) { return checkbutton_layer_link_origins.set_active(x); }
146 Real get_feather() const { return adj_feather.get_value(); }
147 void set_feather(Real x) { return adj_feather.set_value(x); }
149 Smach::event_result event_stop_handler(const Smach::event& x);
151 Smach::event_result event_refresh_handler(const Smach::event& x);
153 Smach::event_result event_mouse_click_handler(const Smach::event& x);
154 Smach::event_result event_refresh_tool_options(const Smach::event& x);
155 void refresh_tool_options();
157 StatePolygon_Context(CanvasView* canvas_view);
159 ~StatePolygon_Context();
161 const etl::handle<CanvasView>& get_canvas_view()const{return canvas_view_;}
162 etl::handle<synfigapp::CanvasInterface> get_canvas_interface()const{return canvas_view_->canvas_interface();}
163 synfig::Canvas::Handle get_canvas()const{return canvas_view_->get_canvas();}
164 WorkArea * get_work_area()const{return canvas_view_->get_work_area();}
166 //void on_user_click(synfig::Point point);
167 void load_settings();
168 void save_settings();
171 bool egress_on_selection_change;
172 Smach::event_result event_layer_selection_changed_handler(const Smach::event& /*x*/)
174 if(egress_on_selection_change)
175 throw &state_normal; //throw Smach::egress_exception();
176 return Smach::RESULT_OK;
180 }; // END of class StatePolygon_Context
182 /* === M E T H O D S ======================================================= */
184 StatePolygon::StatePolygon():
185 Smach::state<StatePolygon_Context>("polygon")
187 insert(event_def(EVENT_LAYER_SELECTION_CHANGED,&StatePolygon_Context::event_layer_selection_changed_handler));
188 insert(event_def(EVENT_STOP,&StatePolygon_Context::event_stop_handler));
189 insert(event_def(EVENT_REFRESH,&StatePolygon_Context::event_refresh_handler));
190 insert(event_def(EVENT_REFRESH_DUCKS,&StatePolygon_Context::event_refresh_handler));
191 insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,&StatePolygon_Context::event_mouse_click_handler));
192 insert(event_def(EVENT_REFRESH_TOOL_OPTIONS,&StatePolygon_Context::event_refresh_tool_options));
195 StatePolygon::~StatePolygon()
200 StatePolygon_Context::load_settings()
204 synfig::ChangeLocale change_locale(LC_NUMERIC, "C");
207 if(settings.get_value("polygon.id",value))
212 if(settings.get_value("polygon.invert",value) && value != "0")
217 if(settings.get_value("polygon.layer_polygon",value) && value=="0")
218 set_layer_polygon_flag(false);
220 set_layer_polygon_flag(true);
222 if(settings.get_value("polygon.layer_region",value) && value=="1")
223 set_layer_region_flag(true);
225 set_layer_region_flag(false);
227 if(settings.get_value("polygon.layer_outline",value) && value=="1")
228 set_layer_outline_flag(true);
230 set_layer_outline_flag(false);
232 if(settings.get_value("polygon.layer_curve_gradient",value) && value=="1")
233 set_layer_curve_gradient_flag(true);
235 set_layer_curve_gradient_flag(false);
237 if(settings.get_value("polygon.layer_plant",value) && value=="1")
238 set_layer_plant_flag(true);
240 set_layer_plant_flag(false);
242 if(settings.get_value("polygon.layer_link_origins",value) && value=="0")
243 set_layer_link_origins_flag(false);
245 set_layer_link_origins_flag(true);
247 if(settings.get_value("polygon.feather",value))
249 Real n = atof(value.c_str());
255 synfig::warning("State Polygon: Caught exception when attempting to load settings.");
260 StatePolygon_Context::save_settings()
264 synfig::ChangeLocale change_locale(LC_NUMERIC, "C");
265 settings.set_value("polygon.id",get_id().c_str());
266 settings.set_value("polygon.invert",get_invert()?"1":"0");
267 settings.set_value("polygon.layer_polygon",get_layer_polygon_flag()?"1":"0");
268 settings.set_value("polygon.layer_outline",get_layer_outline_flag()?"1":"0");
269 settings.set_value("polygon.layer_region",get_layer_region_flag()?"1":"0");
270 settings.set_value("polygon.layer_curve_gradient",get_layer_curve_gradient_flag()?"1":"0");
271 settings.set_value("polygon.layer_plant",get_layer_plant_flag()?"1":"0");
272 settings.set_value("polygon.layer_link_origins",get_layer_link_origins_flag()?"1":"0");
273 settings.set_value("polygon.feather",strprintf("%f",get_feather()));
277 synfig::warning("State Polygon: Caught exception when attempting to save settings.");
282 StatePolygon_Context::reset()
284 polygon_point_list.clear();
289 StatePolygon_Context::increment_id()
298 // If there is a number
299 // already at the end of the
300 // id, then remove it.
301 if(id[id.size()-1]<='9' && id[id.size()-1]>='0')
303 // figure out how many digits it is
305 (int)id.size()-1 >= digits && id[id.size()-1-digits] <= '9' && id[id.size()-1-digits] >= '0';
310 str_number=String(id,id.size()-digits,id.size());
311 id=String(id,0,id.size()-digits);
313 number=atoi(str_number.c_str());
323 // Add the number back onto the id
325 const String format(strprintf("%%0%dd",digits));
326 id+=strprintf(format.c_str(),number);
333 StatePolygon_Context::StatePolygon_Context(CanvasView* canvas_view):
334 canvas_view_(canvas_view),
335 is_working(*canvas_view),
336 prev_workarea_layer_status_(get_work_area()->get_allow_layer_clicks()),
337 duckmatic_push(get_work_area()),
338 settings(synfigapp::Main::get_selected_input_device()->settings()),
340 checkbutton_invert(_("Invert")),
341 checkbutton_layer_polygon(_("Create Polygon Layer")),
342 checkbutton_layer_region(_("Create Region BLine")),
343 checkbutton_layer_outline(_("Create Outline BLine")),
344 checkbutton_layer_curve_gradient(_("Create Curve Gradient BLine")),
345 checkbutton_layer_plant(_("Create Plant BLine")),
346 checkbutton_layer_link_origins(_("Link Origins")),
347 button_make(_("Make")),
348 adj_feather(0,0,10000,0.01,0.1),
349 spin_feather(adj_feather,0.01,4)
351 egress_on_selection_change=true;
354 // Set up the tool options dialog
355 options_table.attach(*manage(new Gtk::Label(_("Polygon Tool"))), 0, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
356 options_table.attach(entry_id, 0, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
358 options_table.attach(checkbutton_layer_polygon, 0, 2, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
359 options_table.attach(checkbutton_layer_outline, 0, 2, 3, 4, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
360 options_table.attach(checkbutton_layer_region, 0, 2, 4, 5, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
361 options_table.attach(checkbutton_layer_plant, 0, 2, 5, 6, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
362 options_table.attach(checkbutton_layer_curve_gradient, 0, 2, 6, 7, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
363 options_table.attach(checkbutton_layer_link_origins, 0, 2, 7, 8, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
366 options_table.attach(checkbutton_invert, 0, 2, 8, 9, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
369 options_table.attach(*manage(new Gtk::Label(_("Feather"))), 0, 1, 9, 10, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
370 options_table.attach(spin_feather, 1, 2, 9, 10, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
372 //options_table.attach(button_make, 0, 2, 4, 5, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
373 button_make.signal_pressed().connect(sigc::mem_fun(*this,&StatePolygon_Context::run));
374 options_table.show_all();
375 refresh_tool_options();
376 App::dialog_tool_options->present();
379 // Turn off layer clicking
380 get_work_area()->set_allow_layer_clicks(false);
382 // clear out the ducks
383 get_work_area()->clear_ducks();
385 // Refresh the work area
386 get_work_area()->queue_draw();
388 get_work_area()->set_cursor(Gdk::CROSSHAIR);
390 // Hide the tables if they are showing
391 prev_table_status=get_canvas_view()->tables_are_visible();
392 if(prev_table_status)get_canvas_view()->hide_tables();
394 // Disable the time bar
395 get_canvas_view()->set_sensitive_timebar(false);
398 //get_work_area()->signal_user_click().connect(sigc::mem_fun(*this,&studio::StatePolygon_Context::on_user_click));
400 App::toolbox->refresh();
404 StatePolygon_Context::refresh_tool_options()
406 App::dialog_tool_options->clear();
407 App::dialog_tool_options->set_widget(options_table);
409 App::dialog_tool_options->set_local_name(_("Polygon Tool"));
410 App::dialog_tool_options->set_name("polygon");
412 App::dialog_tool_options->add_button(
413 Gtk::StockID("gtk-execute"),
415 )->signal_clicked().connect(
418 &StatePolygon_Context::run
422 App::dialog_tool_options->add_button(
423 Gtk::StockID("gtk-clear"),
424 _("Clear current Polygon")
425 )->signal_clicked().connect(
428 &StatePolygon_Context::reset
434 StatePolygon_Context::event_refresh_tool_options(const Smach::event& /*x*/)
436 refresh_tool_options();
437 return Smach::RESULT_ACCEPT;
440 StatePolygon_Context::~StatePolygon_Context()
445 // Restore layer clicking
446 get_work_area()->set_allow_layer_clicks(prev_workarea_layer_status_);
448 App::dialog_tool_options->clear();
450 get_work_area()->reset_cursor();
452 // Enable the time bar
453 get_canvas_view()->set_sensitive_timebar(true);
455 // Bring back the tables if they were out before
456 if(prev_table_status)get_canvas_view()->show_tables();
458 // Refresh the work area
459 get_work_area()->queue_draw();
461 App::toolbox->refresh();
465 StatePolygon_Context::event_stop_handler(const Smach::event& /*x*/)
467 synfig::info("STATE RotoPolygon: Received Stop Event");
468 //throw Smach::egress_exception();
470 return Smach::RESULT_ACCEPT;
475 StatePolygon_Context::event_refresh_handler(const Smach::event& /*x*/)
477 synfig::info("STATE RotoPolygon: Received Refresh Event");
479 return Smach::RESULT_ACCEPT;
483 StatePolygon_Context::run()
485 if(polygon_point_list.empty())
488 if(polygon_point_list.size()<3)
490 get_canvas_view()->get_ui_interface()->error("You need at least 3 points to create a polygon");
494 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("New Polygon"));
498 Canvas::Handle canvas;
501 // we are temporarily using the layer to hold something
502 layer=get_canvas_view()->get_selection_manager()->get_selected_layer();
505 depth=layer->get_depth();
506 canvas=layer->get_canvas();
509 synfigapp::SelectionManager::LayerList layer_selection;
510 if (!getenv("SYNFIG_TOOLS_CLEAR_SELECTION"))
511 layer_selection = get_canvas_view()->get_selection_manager()->get_selected_layers();
513 const synfig::TransformStack& transform(get_canvas_view()->get_curr_transform_stack());
515 std::vector<BLinePoint> new_list;
516 std::list<synfig::Point>::iterator iter;
518 for(i=0,iter=polygon_point_list.begin();iter!=polygon_point_list.end();++iter,++i)
520 *iter = transform.unperform(*iter);
521 new_list.push_back(*(new BLinePoint));
522 new_list[i].set_width(1);
523 new_list[i].set_vertex(*iter);
524 new_list[i].set_tangent(Point(0,0));
527 ValueNode_BLine::Handle value_node_bline(ValueNode_BLine::create(new_list));
528 assert(value_node_bline);
530 ValueNode_Const::Handle value_node_origin(ValueNode_Const::create(Vector()));
531 assert(value_node_origin);
533 // Set the looping flag
534 value_node_bline->set_loop(true);
537 canvas=get_canvas_view()->get_canvas();
539 value_node_bline->set_member_canvas(canvas);
541 // count how many layers we're going to be creating
542 int layers_to_create = this->layers_to_create();
544 ///////////////////////////////////////////////////////////////////////////
546 ///////////////////////////////////////////////////////////////////////////
548 if (get_layer_polygon_flag())
550 layer=get_canvas_interface()->add_layer_to("polygon",canvas,depth);
553 get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
557 layer_selection.push_back(layer);
559 layer->set_param("invert",get_invert());
560 get_canvas_interface()->signal_layer_param_changed()(layer,"invert");
564 layer->set_param("feather",get_feather());
565 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
568 layer->set_description(get_id());
569 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
571 layer->disconnect_dynamic_param("vector_list");
572 if(!layer->set_param("vector_list",polygon_point_list))
575 get_canvas_view()->get_ui_interface()->error("Unable to set layer parameter");
580 synfigapp::Action::Handle action(synfigapp::Action::create("ValueDescConvert"));
581 synfigapp::ValueDesc value_desc(layer,"vector_list");
582 action->set_param("canvas",get_canvas());
583 action->set_param("canvas_interface",get_canvas_interface());
584 action->set_param("value_desc",value_desc);
585 action->set_param("type","dynamic_list");
586 action->set_param("time",get_canvas_interface()->get_time());
587 if(!get_canvas_interface()->get_instance()->perform_action(action))
590 get_canvas_view()->get_ui_interface()->error("Unable to execute action \"ValueDescConvert\"");
595 // only link the polygon's origin parameter if the option is selected and we're creating more than one layer
596 if (get_layer_link_origins_flag() && layers_to_create > 1)
598 synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
601 action->set_param("canvas",get_canvas());
602 action->set_param("canvas_interface",get_canvas_interface());
603 action->set_param("layer",layer);
604 if(!action->set_param("param",String("origin")))
605 synfig::error("LayerParamConnect didn't like \"param\"");
606 if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
607 synfig::error("LayerParamConnect didn't like \"value_node\"");
609 if(!get_canvas_interface()->get_instance()->perform_action(action))
611 get_canvas_view()->get_ui_interface()->error(_("Unable to create Polygon layer"));
613 throw String(_("Unable to create Polygon layer"));
619 ///////////////////////////////////////////////////////////////////////////
620 // C U R V E G R A D I E N T
621 ///////////////////////////////////////////////////////////////////////////
623 if(get_layer_curve_gradient_flag())
625 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
627 Layer::Handle layer(get_canvas_interface()->add_layer_to("curve_gradient",canvas,depth));
630 get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
634 layer_selection.push_back(layer);
635 layer->set_description(get_id()+_(" Gradient"));
636 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
639 synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
642 action->set_param("canvas",get_canvas());
643 action->set_param("canvas_interface",get_canvas_interface());
644 action->set_param("layer",layer);
645 if(!action->set_param("param",String("bline")))
646 synfig::error("LayerParamConnect didn't like \"param\"");
647 if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
648 synfig::error("LayerParamConnect didn't like \"value_node\"");
650 if(!get_canvas_interface()->get_instance()->perform_action(action))
652 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
654 throw String(_("Unable to create Gradient layer"));
659 // only link the curve gradient's origin parameter if the option is selected and we're creating more than one layer
660 if (get_layer_link_origins_flag() && layers_to_create > 1)
662 synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
665 action->set_param("canvas",get_canvas());
666 action->set_param("canvas_interface",get_canvas_interface());
667 action->set_param("layer",layer);
668 if(!action->set_param("param",String("origin")))
669 synfig::error("LayerParamConnect didn't like \"param\"");
670 if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
671 synfig::error("LayerParamConnect didn't like \"value_node\"");
673 if(!get_canvas_interface()->get_instance()->perform_action(action))
675 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
677 throw String(_("Unable to create Gradient layer"));
683 ///////////////////////////////////////////////////////////////////////////
685 ///////////////////////////////////////////////////////////////////////////
687 if(get_layer_plant_flag())
689 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
691 Layer::Handle layer(get_canvas_interface()->add_layer_to("plant",canvas,depth));
694 get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
698 layer_selection.push_back(layer);
699 layer->set_description(get_id()+_(" Plant"));
700 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
703 synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
706 action->set_param("canvas",get_canvas());
707 action->set_param("canvas_interface",get_canvas_interface());
708 action->set_param("layer",layer);
709 if(!action->set_param("param",String("bline")))
710 synfig::error("LayerParamConnect didn't like \"param\"");
711 if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
712 synfig::error("LayerParamConnect didn't like \"value_node\"");
714 if(!get_canvas_interface()->get_instance()->perform_action(action))
716 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
718 throw String(_("Unable to create Plant layer"));
723 // only link the plant's origin parameter if the option is selected and we're creating more than one layer
724 if (get_layer_link_origins_flag() && layers_to_create > 1)
726 synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
729 action->set_param("canvas",get_canvas());
730 action->set_param("canvas_interface",get_canvas_interface());
731 action->set_param("layer",layer);
732 if(!action->set_param("param",String("origin")))
733 synfig::error("LayerParamConnect didn't like \"param\"");
734 if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
735 synfig::error("LayerParamConnect didn't like \"value_node\"");
737 if(!get_canvas_interface()->get_instance()->perform_action(action))
739 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
741 throw String(_("Unable to create Plant layer"));
747 ///////////////////////////////////////////////////////////////////////////
749 ///////////////////////////////////////////////////////////////////////////
751 if(get_layer_region_flag())
753 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
755 Layer::Handle layer(get_canvas_interface()->add_layer_to("region",canvas,depth));
758 get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
762 layer_selection.push_back(layer);
763 layer->set_description(get_id()+_(" Region"));
764 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
766 layer->set_param("feather",get_feather());
767 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
769 layer->set_param("invert",get_invert());
770 get_canvas_interface()->signal_layer_param_changed()(layer,"invert");
772 // I don't know if it's safe to reuse the same LayerParamConnect action, so I'm
773 // using 2 separate ones.
775 synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
778 action->set_param("canvas",get_canvas());
779 action->set_param("canvas_interface",get_canvas_interface());
780 action->set_param("layer",layer);
781 if(!action->set_param("param",String("bline")))
782 synfig::error("LayerParamConnect didn't like \"param\"");
783 if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
784 synfig::error("LayerParamConnect didn't like \"value_node\"");
786 if(!get_canvas_interface()->get_instance()->perform_action(action))
788 //get_canvas_view()->get_ui_interface()->error(_("Unable to create Region layer"));
790 throw String(_("Unable to create Region layer"));
795 // only link the region's origin parameter if the option is selected and we're creating more than one layer
796 if (get_layer_link_origins_flag() && layers_to_create > 1)
798 synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
801 action->set_param("canvas",get_canvas());
802 action->set_param("canvas_interface",get_canvas_interface());
803 action->set_param("layer",layer);
804 if(!action->set_param("param",String("origin")))
805 synfig::error("LayerParamConnect didn't like \"param\"");
806 if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
807 synfig::error("LayerParamConnect didn't like \"value_node\"");
809 if(!get_canvas_interface()->get_instance()->perform_action(action))
811 //get_canvas_view()->get_ui_interface()->error(_("Unable to create Region layer"));
813 throw String(_("Unable to create Region layer"));
819 ///////////////////////////////////////////////////////////////////////////
821 ///////////////////////////////////////////////////////////////////////////
823 if (get_layer_outline_flag())
825 Layer::Handle layer(get_canvas_interface()->add_layer_to("outline",canvas,depth));
828 get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
832 layer_selection.push_back(layer);
833 layer->set_description(get_id()+_(" Outline"));
834 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
836 layer->set_param("feather",get_feather());
837 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
839 layer->set_param("invert",get_invert());
840 get_canvas_interface()->signal_layer_param_changed()(layer,"invert");
843 synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
846 action->set_param("canvas",get_canvas());
847 action->set_param("canvas_interface",get_canvas_interface());
848 action->set_param("layer",layer);
849 if(!action->set_param("param",String("bline")))
850 synfig::error("LayerParamConnect didn't like \"param\"");
851 if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
852 synfig::error("LayerParamConnect didn't like \"value_node\"");
854 if(!get_canvas_interface()->get_instance()->perform_action(action))
856 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
858 throw String(_("Unable to create Outline layer"));
863 // only link the outline's origin parameter if the option is selected and we're creating more than one layer
864 if (get_layer_link_origins_flag() && layers_to_create > 1)
866 synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
869 action->set_param("canvas",get_canvas());
870 action->set_param("canvas_interface",get_canvas_interface());
871 action->set_param("layer",layer);
872 if(!action->set_param("param",String("origin")))
873 synfig::error("LayerParamConnect didn't like \"param\"");
874 if(!action->set_param("value_node",ValueNode::Handle(value_node_origin)))
875 synfig::error("LayerParamConnect didn't like \"value_node\"");
877 if(!get_canvas_interface()->get_instance()->perform_action(action))
879 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
881 throw String(_("Unable to create Outline layer"));
887 egress_on_selection_change=false;
888 get_canvas_interface()->get_selection_manager()->clear_selected_layers();
889 get_canvas_interface()->get_selection_manager()->set_selected_layers(layer_selection);
890 egress_on_selection_change=true;
892 //post clean up stuff...
898 StatePolygon_Context::event_mouse_click_handler(const Smach::event& x)
900 synfig::info("STATE ROTOPOLYGON: Received mouse button down Event");
901 const EventMouse& event(*reinterpret_cast<const EventMouse*>(&x));
905 polygon_point_list.push_back(get_work_area()->snap_point_to_grid(event.pos));
907 return Smach::RESULT_ACCEPT;
910 return Smach::RESULT_OK;
916 StatePolygon_Context::refresh_ducks()
918 get_work_area()->clear_ducks();
919 get_work_area()->queue_draw();
921 if(polygon_point_list.empty()) return;
923 std::list<synfig::Point>::iterator iter=polygon_point_list.begin();
925 etl::handle<WorkArea::Duck> duck;
926 duck=new WorkArea::Duck(*iter);
927 duck->set_editable(true);
928 duck->signal_edited().connect(
929 sigc::bind(sigc::mem_fun(*this,&studio::StatePolygon_Context::on_polygon_duck_change),iter)
931 duck->signal_user_click(0).connect(sigc::mem_fun(*this,&StatePolygon_Context::run));
933 get_work_area()->add_duck(duck);
935 for(++iter;iter!=polygon_point_list.end();++iter)
937 etl::handle<WorkArea::Bezier> bezier(new WorkArea::Bezier());
938 bezier->p1=bezier->c1=duck;
940 duck=new WorkArea::Duck(*iter);
941 duck->set_editable(true);
942 duck->set_name(strprintf("%x",&*iter));
943 duck->signal_edited().connect(
944 sigc::bind(sigc::mem_fun(*this,&studio::StatePolygon_Context::on_polygon_duck_change),iter)
947 get_work_area()->add_duck(duck);
949 bezier->p2=bezier->c2=duck;
950 get_work_area()->add_bezier(bezier);
952 get_work_area()->queue_draw();
957 StatePolygon_Context::on_polygon_duck_change(const synfig::Point &point, std::list<synfig::Point>::iterator iter)