1 /* === S Y N F I G ========================================================= */
2 /*! \file state_bline.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>
38 #include "state_bline.h"
39 #include "canvasview.h"
42 #include <synfig/valuenode_bline.h>
43 #include <ETL/hermite>
44 #include <ETL/calculus>
46 #include "event_mouse.h"
47 #include "event_layerclick.h"
49 #include "dialog_tooloptions.h"
50 #include <gtkmm/spinbutton.h>
51 #include <synfig/transform.h>
52 #include <synfigapp/main.h>
58 /* === U S I N G =========================================================== */
62 using namespace synfig;
63 using namespace studio;
65 /* === M A C R O S ========================================================= */
67 /* === G L O B A L S ======================================================= */
69 StateBLine studio::state_bline;
71 /* === C L A S S E S & S T R U C T S ======================================= */
73 class studio::StateBLine_Context : public sigc::trackable
75 etl::handle<CanvasView> canvas_view_;
76 CanvasView::IsWorking is_working;
78 bool prev_table_status;
80 bool prev_workarea_layer_status_;
83 Canvas::Handle canvas;
87 Duckmatic::Push duckmatic_push;
89 etl::handle<Duck> curr_duck;
91 etl::handle<Duck> next_duck;
93 std::list<synfig::ValueNode_Const::Handle> bline_point_list;
94 synfigapp::Settings& settings;
96 bool on_vertex_change(const synfig::Point &point, synfig::ValueNode_Const::Handle value_node);
97 bool on_tangent1_change(const synfig::Point &point, synfig::ValueNode_Const::Handle value_node);
98 bool on_tangent2_change(const synfig::Point &point, synfig::ValueNode_Const::Handle value_node);
101 void popup_handle_menu(synfig::ValueNode_Const::Handle value_node);
102 void popup_vertex_menu(synfig::ValueNode_Const::Handle value_node);
103 void popup_bezier_menu(float location, synfig::ValueNode_Const::Handle value_node);
105 void bline_detach_handle(synfig::ValueNode_Const::Handle value_node);
106 void bline_attach_handle(synfig::ValueNode_Const::Handle value_node);
107 void bline_delete_vertex(synfig::ValueNode_Const::Handle value_node);
108 void bline_insert_vertex(synfig::ValueNode_Const::Handle value_node,float origin=0.5);
112 void refresh_ducks(bool x=true);
114 Gtk::Table options_table;
116 Gtk::CheckButton checkbutton_layer_region;
117 Gtk::CheckButton checkbutton_layer_outline;
118 Gtk::CheckButton checkbutton_layer_curve_gradient;
119 Gtk::CheckButton checkbutton_layer_plant;
120 Gtk::CheckButton checkbutton_layer_link_offsets;
121 Gtk::CheckButton checkbutton_auto_export;
122 Gtk::Button button_make;
123 Gtk::Button button_clear;
124 Gtk::Adjustment adj_feather;
125 Gtk::SpinButton spin_feather;
131 int layers_to_create()const
134 get_layer_region_flag() +
135 get_layer_outline_flag() +
136 get_layer_curve_gradient_flag() +
137 get_layer_plant_flag();
142 if(layers_to_create()==0)
143 set_layer_region_flag(true);
146 bool get_auto_export_flag()const { return checkbutton_auto_export.get_active(); }
147 void set_auto_export_flag(bool x) { return checkbutton_auto_export.set_active(x); }
149 bool get_layer_region_flag()const { return checkbutton_layer_region.get_active(); }
150 void set_layer_region_flag(bool x) { return checkbutton_layer_region.set_active(x); }
152 bool get_layer_outline_flag()const { return checkbutton_layer_outline.get_active(); }
153 void set_layer_outline_flag(bool x) { return checkbutton_layer_outline.set_active(x); }
155 bool get_layer_curve_gradient_flag()const { return checkbutton_layer_curve_gradient.get_active(); }
156 void set_layer_curve_gradient_flag(bool x) { return checkbutton_layer_curve_gradient.set_active(x); }
158 bool get_layer_plant_flag()const { return checkbutton_layer_plant.get_active(); }
159 void set_layer_plant_flag(bool x) { return checkbutton_layer_plant.set_active(x); }
161 bool get_layer_link_offsets_flag()const { return checkbutton_layer_link_offsets.get_active(); }
162 void set_layer_link_offsets_flag(bool x) { return checkbutton_layer_link_offsets.set_active(x); }
164 Real get_feather() const { return adj_feather.get_value(); }
165 void set_feather(Real x) { return adj_feather.set_value(x); }
166 synfig::String get_id()const { return entry_id.get_text(); }
167 void set_id(const synfig::String& x) { return entry_id.set_text(x); }
169 Smach::event_result event_stop_handler(const Smach::event& x);
171 Smach::event_result event_refresh_handler(const Smach::event& x);
173 Smach::event_result event_mouse_click_handler(const Smach::event& x);
174 Smach::event_result event_mouse_release_handler(const Smach::event& x);
175 Smach::event_result event_mouse_motion_handler(const Smach::event& x);
176 Smach::event_result event_refresh_tool_options(const Smach::event& x);
178 Smach::event_result event_hijack(const Smach::event& /*x*/) { return Smach::RESULT_ACCEPT; }
180 void refresh_tool_options();
182 StateBLine_Context(CanvasView* canvas_view);
184 ~StateBLine_Context();
186 const etl::handle<CanvasView>& get_canvas_view()const{return canvas_view_;}
187 etl::handle<synfigapp::CanvasInterface> get_canvas_interface()const{return canvas_view_->canvas_interface();}
188 synfig::Canvas::Handle get_canvas()const{return canvas_view_->get_canvas();}
189 WorkArea * get_work_area()const{return canvas_view_->get_work_area();}
190 const synfig::TransformStack& get_transform_stack()const { return canvas_view_->get_curr_transform_stack(); }
192 void load_settings();
193 void save_settings();
196 //void on_user_click(synfig::Point point);
201 bool egress_on_selection_change;
202 Smach::event_result event_layer_selection_changed_handler(const Smach::event& /*x*/)
204 if(egress_on_selection_change)
205 throw Smach::egress_exception();
206 return Smach::RESULT_OK;
209 }; // END of class StateBLine_Context
212 /* === M E T H O D S ======================================================= */
214 StateBLine::StateBLine():
215 Smach::state<StateBLine_Context>("bline")
217 insert(event_def(EVENT_LAYER_SELECTION_CHANGED,&StateBLine_Context::event_layer_selection_changed_handler));
218 insert(event_def(EVENT_STOP,&StateBLine_Context::event_stop_handler));
219 insert(event_def(EVENT_REFRESH,&StateBLine_Context::event_refresh_handler));
220 insert(event_def(EVENT_REFRESH_DUCKS,&StateBLine_Context::event_hijack));
221 insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,&StateBLine_Context::event_mouse_click_handler));
222 insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_UP,&StateBLine_Context::event_mouse_release_handler));
223 insert(event_def(EVENT_WORKAREA_MOUSE_MOTION,&StateBLine_Context::event_mouse_motion_handler));
224 insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DRAG,&StateBLine_Context::event_mouse_motion_handler));
225 insert(event_def(EVENT_REFRESH_TOOL_OPTIONS,&StateBLine_Context::event_refresh_tool_options));
228 StateBLine::~StateBLine()
233 StateBLine_Context::load_settings()
237 if(settings.get_value("bline.layer_region",value) && value=="0")
238 set_layer_region_flag(false);
240 set_layer_region_flag(true);
242 if(settings.get_value("bline.layer_outline",value) && value=="0")
243 set_layer_outline_flag(false);
245 set_layer_outline_flag(true);
247 if(settings.get_value("bline.layer_curve_gradient",value) && value=="1")
248 set_layer_curve_gradient_flag(true);
250 set_layer_curve_gradient_flag(false);
252 if(settings.get_value("bline.layer_plant",value) && value=="1")
253 set_layer_plant_flag(true);
255 set_layer_plant_flag(false);
257 if(settings.get_value("bline.layer_link_offsets",value) && value=="0")
258 set_layer_link_offsets_flag(false);
260 set_layer_link_offsets_flag(true);
262 if(settings.get_value("bline.auto_export",value) && value=="1")
263 set_auto_export_flag(true);
265 set_auto_export_flag(false);
267 if(settings.get_value("bline.id",value))
272 if(settings.get_value("bline.feather",value))
274 Real n = atof(value.c_str());
282 StateBLine_Context::save_settings()
285 settings.set_value("bline.layer_outline",get_layer_outline_flag()?"1":"0");
286 settings.set_value("bline.layer_region",get_layer_region_flag()?"1":"0");
287 settings.set_value("bline.layer_curve_gradient",get_layer_curve_gradient_flag()?"1":"0");
288 settings.set_value("bline.layer_plant",get_layer_plant_flag()?"1":"0");
289 settings.set_value("bline.layer_link_offsets",get_layer_link_offsets_flag()?"1":"0");
290 settings.set_value("bline.auto_export",get_auto_export_flag()?"1":"0");
291 settings.set_value("bline.id",get_id().c_str());
292 settings.set_value("bline.feather",strprintf("%f",get_feather()));
296 StateBLine_Context::reset()
299 bline_point_list.clear();
304 StateBLine_Context::increment_id()
313 // If there is a number
314 // already at the end of the
315 // id, then remove it.
316 if(id[id.size()-1]<='9' && id[id.size()-1]>='0')
318 // figure out how many digits it is
320 (int)id.size()-1 >= digits && id[id.size()-1-digits] <= '9' && id[id.size()-1-digits] >= '0';
325 str_number=String(id,id.size()-digits,id.size());
326 id=String(id,0,id.size()-digits);
327 synfig::info("---------------- \"%s\"",str_number.c_str());
329 number=atoi(str_number.c_str());
339 // Add the number back onto the id
341 const String format(strprintf("%%0%dd",digits));
342 id+=strprintf(format.c_str(),number);
350 StateBLine_Context::StateBLine_Context(CanvasView* canvas_view):
351 canvas_view_(canvas_view),
352 is_working(*canvas_view),
354 prev_workarea_layer_status_(get_work_area()->get_allow_layer_clicks()),
355 duckmatic_push(get_work_area()),
356 settings(synfigapp::Main::get_selected_input_device()->settings()),
358 checkbutton_layer_region(_("Fill")),
359 checkbutton_layer_outline(_("Outline")),
360 checkbutton_layer_curve_gradient(_("Gradient")),
361 checkbutton_layer_plant(_("Plant")),
362 checkbutton_layer_link_offsets(_("Link Offsets")),
363 checkbutton_auto_export(_("Auto Export")),
364 button_make(_("Make")),
365 button_clear(_("Clear")),
366 adj_feather(0,0,10000,0.01,0.1),
367 spin_feather(adj_feather,0.01,4)
370 egress_on_selection_change=true;
373 // Set up the tool options dialog
374 //options_table.attach(*manage(new Gtk::Label(_("BLine Tool"))), 0, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
375 options_table.attach(entry_id, 0, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
376 options_table.attach(checkbutton_layer_outline, 0, 2, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
377 options_table.attach(checkbutton_layer_region, 0, 2, 3, 4, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
378 options_table.attach(checkbutton_layer_plant, 0, 2, 4, 5, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
379 options_table.attach(checkbutton_layer_curve_gradient, 0, 2, 5, 6, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
380 options_table.attach(checkbutton_layer_link_offsets, 0, 2, 6, 7, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
381 options_table.attach(checkbutton_auto_export, 0, 2, 7, 8, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
382 options_table.attach(*manage(new Gtk::Label(_("Feather"))), 0, 1, 10, 11, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
383 options_table.attach(spin_feather, 1, 2, 10, 11, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
384 //options_table.attach(button_make, 0, 2, 5, 6, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
385 //button_make.signal_pressed().connect(sigc::mem_fun(*this,&StateBLine_Context::run));
386 options_table.show_all();
387 refresh_tool_options();
388 App::dialog_tool_options->present();
390 // Turn off layer clicking
391 get_work_area()->set_allow_layer_clicks(false);
393 // clear out the ducks
394 get_work_area()->clear_ducks();
396 // Refresh the work area
397 get_work_area()->queue_draw();
399 // Hide the tables if they are showing
400 prev_table_status=get_canvas_view()->tables_are_visible();
401 if(prev_table_status)get_canvas_view()->hide_tables();
403 // Disable the time bar
404 get_canvas_view()->set_sensitive_timebar(false);
407 //get_work_area()->signal_user_click().connect(sigc::mem_fun(*this,&studio::StateBLine_Context::on_user_click));
408 get_canvas_view()->work_area->set_cursor(Gdk::CROSSHAIR);
410 App::toolbox->refresh();
414 StateBLine_Context::refresh_tool_options()
416 App::dialog_tool_options->clear();
417 App::dialog_tool_options->set_widget(options_table);
418 App::dialog_tool_options->set_local_name(_("BLine Tool"));
419 App::dialog_tool_options->set_name("bline");
421 App::dialog_tool_options->add_button(
422 Gtk::StockID("gtk-execute"),
423 _("Make BLine and/or Region")
424 )->signal_clicked().connect(
425 sigc::hide_return(sigc::mem_fun(
427 &StateBLine_Context::run
431 App::dialog_tool_options->add_button(
432 Gtk::StockID("gtk-clear"),
433 _("Clear current BLine")
434 )->signal_clicked().connect(
437 &StateBLine_Context::reset
443 StateBLine_Context::event_refresh_tool_options(const Smach::event& /*x*/)
445 refresh_tool_options();
446 return Smach::RESULT_ACCEPT;
449 StateBLine_Context::~StateBLine_Context()
454 App::dialog_tool_options->clear();
456 get_canvas_view()->work_area->reset_cursor();
458 // Restore layer clicking
459 get_work_area()->set_allow_layer_clicks(prev_workarea_layer_status_);
461 // Enable the time bar
462 get_canvas_view()->set_sensitive_timebar(true);
464 // Bring back the tables if they were out before
465 if(prev_table_status)get_canvas_view()->show_tables();
467 // get_canvas_view()->get_smach().process_event(EVENT_REFRESH_DUCKS);
469 // Refresh the work area
470 get_work_area()->queue_draw();
472 App::toolbox->refresh();
476 StateBLine_Context::event_stop_handler(const Smach::event& /*x*/)
478 synfig::info("STATE RotoBLine: Received Stop Event");
481 // throw Smach::egress_exception();
482 // get_canvas_view()->get_smach().pop_state();
483 return Smach::RESULT_ACCEPT;
487 StateBLine_Context::event_refresh_handler(const Smach::event& /*x*/)
489 synfig::info("STATE RotoBLine: Received Refresh Event");
491 return Smach::RESULT_ACCEPT;
495 StateBLine_Context::run()
501 for(int i=5;i>0 && !success;i--)try
509 if(!success && !err.empty())
511 get_canvas_view()->get_ui_interface()->error(err);
517 StateBLine_Context::run_()
522 // Now we need to generate it
524 if(bline_point_list.empty())
528 if(bline_point_list.size()<2)
530 //get_canvas_view()->get_ui_interface()->error(_("You need at least two (2) points to create a BLine"));
537 // Create the action group
538 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("New BLine"));
540 std::vector<BLinePoint> new_list;
541 std::list<synfig::ValueNode_Const::Handle>::iterator iter;
542 const synfig::TransformStack& transform(get_transform_stack());
544 for(iter=bline_point_list.begin();iter!=bline_point_list.end();++iter)
546 BLinePoint bline_point((*iter)->get_value().get(BLinePoint()));
547 Point new_vertex(transform.unperform(bline_point.get_vertex()));
549 bline_point.set_tangent1(
551 bline_point.get_tangent1()+bline_point.get_vertex()
555 bline_point.set_tangent2(
557 bline_point.get_tangent2()+bline_point.get_vertex()
561 bline_point.set_vertex(new_vertex);
563 new_list.push_back(bline_point);
566 ValueNode_BLine::Handle value_node_bline(ValueNode_BLine::create(new_list));
567 assert(value_node_bline);
569 ValueNode_Const::Handle value_node_offset(ValueNode_Const::create(Vector()));
570 assert(value_node_offset);
572 // Set the looping flag
573 value_node_bline->set_loop(loop_);
575 // Add the BLine to the canvas
576 if(get_auto_export_flag() && !get_canvas_interface()->add_value_node(value_node_bline,get_id()))
578 //get_canvas_view()->get_ui_interface()->error(_("Unable to add value node"));
581 throw String(_("Unable to add value node"));
587 // we are temporarily using the layer to hold something
588 layer=get_canvas_view()->get_selection_manager()->get_selected_layer();
593 depth=layer->get_depth();
595 canvas=layer->get_canvas();
601 canvas=get_canvas_view()->get_canvas();
603 synfigapp::SelectionManager::LayerList layer_selection;
605 ///////////////////////////////////////////////////////////////////////////
606 // C U R V E G R A D I E N T
607 ///////////////////////////////////////////////////////////////////////////
609 if(get_layer_curve_gradient_flag())
611 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
613 Layer::Handle layer(get_canvas_interface()->add_layer_to("curve_gradient",canvas,depth));
615 layer_selection.push_back(layer);
616 layer->set_description(get_id()+_(" Gradient"));
617 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
620 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
623 action->set_param("canvas",get_canvas());
624 action->set_param("canvas_interface",get_canvas_interface());
625 action->set_param("layer",layer);
626 if(!action->set_param("param",String("bline")))
627 synfig::error("LayerParamConnect didn't like \"param\"");
628 if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
629 synfig::error("LayerParamConnect didn't like \"value_node\"");
631 if(!get_canvas_interface()->get_instance()->perform_action(action))
633 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
635 throw String(_("Unable to create Gradient layer"));
640 if (get_layer_link_offsets_flag())
642 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
645 action->set_param("canvas",get_canvas());
646 action->set_param("canvas_interface",get_canvas_interface());
647 action->set_param("layer",layer);
648 if(!action->set_param("param",String("offset")))
649 synfig::error("LayerParamConnect didn't like \"param\"");
650 if(!action->set_param("value_node",ValueNode::Handle(value_node_offset)))
651 synfig::error("LayerParamConnect didn't like \"value_node\"");
653 if(!get_canvas_interface()->get_instance()->perform_action(action))
655 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
657 throw String(_("Unable to create Gradient layer"));
663 ///////////////////////////////////////////////////////////////////////////
665 ///////////////////////////////////////////////////////////////////////////
667 if(get_layer_plant_flag())
669 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
671 Layer::Handle layer(get_canvas_interface()->add_layer_to("plant",canvas,depth));
673 layer_selection.push_back(layer);
674 layer->set_description(get_id()+_(" Plant"));
675 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
678 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
681 action->set_param("canvas",get_canvas());
682 action->set_param("canvas_interface",get_canvas_interface());
683 action->set_param("layer",layer);
684 if(!action->set_param("param",String("bline")))
685 synfig::error("LayerParamConnect didn't like \"param\"");
686 if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
687 synfig::error("LayerParamConnect didn't like \"value_node\"");
689 if(!get_canvas_interface()->get_instance()->perform_action(action))
691 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
693 throw String(_("Unable to create Plant layer"));
698 // plants don't have offsets?
699 if (get_layer_link_offsets_flag())
701 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
704 action->set_param("canvas",get_canvas());
705 action->set_param("canvas_interface",get_canvas_interface());
706 action->set_param("layer",layer);
707 if(!action->set_param("param",String("offset")))
708 synfig::error("LayerParamConnect didn't like \"param\"");
709 if(!action->set_param("value_node",ValueNode::Handle(value_node_offset)))
710 synfig::error("LayerParamConnect didn't like \"value_node\"");
712 if(!get_canvas_interface()->get_instance()->perform_action(action))
714 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
716 throw String(_("Unable to create Plant layer"));
722 ///////////////////////////////////////////////////////////////////////////
724 ///////////////////////////////////////////////////////////////////////////
726 if(get_layer_region_flag())
728 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
730 Layer::Handle layer(get_canvas_interface()->add_layer_to("region",canvas,depth));
732 layer_selection.push_back(layer);
733 layer->set_description(get_id()+_(" Region"));
734 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
738 layer->set_param("feather",get_feather());
739 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
742 if(get_layer_outline_flag())
743 layer->set_param("color",synfigapp::Main::get_background_color());
745 // I don't know if it's safe to reuse the same layer_param_connect action, so I'm
746 // using 2 separate ones.
748 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
751 action->set_param("canvas",get_canvas());
752 action->set_param("canvas_interface",get_canvas_interface());
753 action->set_param("layer",layer);
754 if(!action->set_param("param",String("bline")))
755 synfig::error("LayerParamConnect didn't like \"param\"");
756 if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
757 synfig::error("LayerParamConnect didn't like \"value_node\"");
759 if(!get_canvas_interface()->get_instance()->perform_action(action))
761 //get_canvas_view()->get_ui_interface()->error(_("Unable to create Region layer"));
763 throw String(_("Unable to create Region layer"));
768 if (get_layer_link_offsets_flag())
770 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
773 action->set_param("canvas",get_canvas());
774 action->set_param("canvas_interface",get_canvas_interface());
775 action->set_param("layer",layer);
776 if(!action->set_param("param",String("offset")))
777 synfig::error("LayerParamConnect didn't like \"param\"");
778 if(!action->set_param("value_node",ValueNode::Handle(value_node_offset)))
779 synfig::error("LayerParamConnect didn't like \"value_node\"");
781 if(!get_canvas_interface()->get_instance()->perform_action(action))
783 //get_canvas_view()->get_ui_interface()->error(_("Unable to create Region layer"));
785 throw String(_("Unable to create Region layer"));
791 ///////////////////////////////////////////////////////////////////////////
793 ///////////////////////////////////////////////////////////////////////////
795 if(get_layer_outline_flag())
797 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
799 Layer::Handle layer(get_canvas_interface()->add_layer_to("outline",canvas,depth));
801 layer_selection.push_back(layer);
802 layer->set_description(get_id()+_(" Outline"));
803 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
806 layer->set_param("feather",get_feather());
807 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
811 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
814 action->set_param("canvas",get_canvas());
815 action->set_param("canvas_interface",get_canvas_interface());
816 action->set_param("layer",layer);
817 if(!action->set_param("param",String("bline")))
818 synfig::error("LayerParamConnect didn't like \"param\"");
819 if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
820 synfig::error("LayerParamConnect didn't like \"value_node\"");
822 if(!get_canvas_interface()->get_instance()->perform_action(action))
824 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
826 throw String(_("Unable to create Outline layer"));
831 if (get_layer_link_offsets_flag())
833 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
836 action->set_param("canvas",get_canvas());
837 action->set_param("canvas_interface",get_canvas_interface());
838 action->set_param("layer",layer);
839 if(!action->set_param("param",String("offset")))
840 synfig::error("LayerParamConnect didn't like \"param\"");
841 if(!action->set_param("value_node",ValueNode::Handle(value_node_offset)))
842 synfig::error("LayerParamConnect didn't like \"value_node\"");
844 if(!get_canvas_interface()->get_instance()->perform_action(action))
846 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
848 throw String(_("Unable to create Outline layer"));
854 egress_on_selection_change=false;
855 get_canvas_interface()->get_selection_manager()->clear_selected_layers();
856 get_canvas_interface()->get_selection_manager()->set_selected_layers(layer_selection);
857 egress_on_selection_change=true;
859 //if(finish_bline_dialog.get_region_flag() || finish_bline_dialog.get_bline_flag())
860 // get_canvas_interface()->signal_dirty_preview()();
870 StateBLine_Context::event_mouse_motion_handler(const Smach::event& x)
872 const EventMouse& event(*reinterpret_cast<const EventMouse*>(&x));
876 //synfig::info("Moved Duck");
877 Point p(get_work_area()->snap_point_to_grid(event.pos));
878 curr_duck->set_trans_point(p);
880 next_duck->set_trans_point(p);
881 get_work_area()->queue_draw();
882 return Smach::RESULT_ACCEPT;
885 return Smach::RESULT_OK;
889 StateBLine_Context::event_mouse_release_handler(const Smach::event& /*x*/)
893 //synfig::info("Released current duck");
894 curr_duck->signal_edited()(curr_duck->get_point());
897 //synfig::info("grabbing next duck");
901 return Smach::RESULT_ACCEPT;
903 return Smach::RESULT_OK;
907 StateBLine_Context::event_mouse_click_handler(const Smach::event& x)
909 synfig::info("STATE BLINE: Received mouse button down Event");
910 const EventMouse& event(*reinterpret_cast<const EventMouse*>(&x));
915 // If we are already looped up, then don't try to add anything else
917 return Smach::RESULT_OK;
919 BLinePoint bline_point;
921 bline_point.set_vertex(get_work_area()->snap_point_to_grid(event.pos));
922 //bline_point.set_width(synfigapp::Main::get_bline_width());
923 bline_point.set_width(1.0f);
924 bline_point.set_origin(0.5f);
925 bline_point.set_split_tangent_flag(false);
926 bline_point.set_tangent1(Vector(0,0));
930 if(bline_point_list.empty())
932 bline_point.set_tangent1(Vector(1,1));
936 const Vector t(event.pos-bline_point_list.back()->get_value().get(BLinePoint()).get_vertex());
937 bline_point.set_tangent1(t);
940 if(bline_point_list.size()>1)
942 std::list<synfig::ValueNode_Const::Handle>::iterator iter;
943 iter=bline_point_list.end();
945 BLinePoint prev(bline_point_list.back()->get_value().get(BLinePoint()));
946 prev.set_tangent1(event.pos-(*iter)->get_value().get(BLinePoint()).get_vertex());
947 bline_point_list.back()->set_value(prev);
951 bline_point_list.push_back(ValueNode_Const::create(bline_point));
954 return Smach::RESULT_ACCEPT;
957 case BUTTON_RIGHT: // Intercept the right-button click to short-circuit the pop-up menu
958 if (!getenv("SYNFIG_ENABLE_POPUP_MENU_IN_ALL_TOOLS"))
959 return Smach::RESULT_ACCEPT;
962 return Smach::RESULT_OK;
967 StateBLine_Context::refresh_ducks(bool button_down)
969 get_work_area()->clear_ducks();
970 get_work_area()->queue_draw();
972 if(bline_point_list.empty())
975 list<ValueNode_Const::Handle>::iterator iter;
977 handle<WorkArea::Bezier> bezier;
978 handle<WorkArea::Duck> duck,tduck;
979 BLinePoint bline_point;
981 for(iter=bline_point_list.begin();iter!=bline_point_list.end();++iter)
983 ValueNode_Const::Handle value_node(*iter);
984 bline_point=(value_node->get_value().get(BLinePoint()));
988 // First add the duck associated with this vertex
989 duck=new WorkArea::Duck(bline_point.get_vertex());
990 duck->set_editable(true);
991 duck->set_type(Duck::TYPE_VERTEX);
992 duck->set_name(strprintf("%x-vertex",value_node.get()));
993 duck->signal_edited().connect(
994 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::on_vertex_change),value_node)
996 duck->signal_user_click(2).connect(
997 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::popup_vertex_menu),value_node)
999 duck->set_guid(value_node->get_guid()^GUID::hasher(0));
1001 get_work_area()->add_duck(duck);
1003 // Add the tangent1 duck
1004 tduck=new WorkArea::Duck(bline_point.get_tangent1());
1005 tduck->set_editable(true);
1006 tduck->set_name(strprintf("%x-tangent1",value_node.get()));
1007 tduck->set_origin(duck);
1008 tduck->set_scalar(-0.33333333333333333);
1009 tduck->set_tangent(true);
1010 tduck->set_guid(value_node->get_guid()^GUID::hasher(3));
1011 tduck->signal_edited().connect(
1012 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::on_tangent1_change),value_node)
1014 tduck->signal_user_click(2).connect(
1015 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::popup_handle_menu),value_node)
1018 // See if we need to add that duck to the previous bezier
1021 get_work_area()->add_duck(tduck);
1025 bezier->signal_user_click(2).connect(
1029 &studio::StateBLine_Context::popup_bezier_menu
1035 //get_work_area()->add_duck(bezier->c1);
1036 //get_work_area()->add_duck(bezier->c2);
1037 get_work_area()->add_bezier(bezier);
1042 // Now we see if we need to create a bezier
1043 list<ValueNode_Const::Handle>::iterator next(iter);
1046 // If our next iterator is the end, then we don't need
1048 //if(next==bline_point_list.end() && !loop_)
1051 bezier=new WorkArea::Bezier();
1053 // Add the tangent2 duck
1054 tduck=new WorkArea::Duck(bline_point.get_tangent2());
1055 tduck->set_editable(true);
1056 tduck->set_origin(duck);
1057 tduck->set_scalar(0.33333333333333333);
1058 tduck->set_tangent(true);
1059 if(bline_point.get_split_tangent_flag())
1061 tduck->set_name(strprintf("%x-tangent2",value_node.get()));
1062 tduck->signal_edited().connect(
1063 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::on_tangent2_change),value_node)
1068 tduck->set_name(strprintf("%x-tangent1",value_node.get()));
1069 tduck->signal_edited().connect(
1070 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::on_tangent1_change),value_node)
1073 tduck->set_guid(value_node->get_guid()^GUID::hasher(4));
1074 tduck->signal_user_click(2).connect(
1075 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::popup_handle_menu),value_node)
1078 // Setup the next bezier
1082 get_work_area()->add_duck(tduck);
1086 // Add the loop, if requested
1090 BLinePoint bline_point(bline_point_list.front()->get_value().get(BLinePoint()));
1092 duck=new WorkArea::Duck(bline_point.get_vertex());
1093 duck->set_editable(true);
1094 duck->set_name(strprintf("%x-vertex",bline_point_list.front().get()));
1095 duck->signal_edited().connect(
1096 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::on_vertex_change),bline_point_list.front())
1098 duck->signal_user_click(2).connect(
1099 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::popup_vertex_menu),bline_point_list.front())
1101 get_work_area()->add_duck(duck);
1103 // Add the tangent1 duck
1104 tduck=new WorkArea::Duck(bline_point.get_tangent1());
1105 tduck->set_editable(true);
1106 tduck->set_name(strprintf("%x-tangent1",bline_point_list.front().get()));
1107 tduck->set_origin(duck);
1108 tduck->set_scalar(-0.33333333333333333);
1109 tduck->set_tangent(true);
1110 tduck->signal_edited().connect(
1111 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::on_tangent1_change),bline_point_list.front())
1113 tduck->signal_user_click(2).connect(
1114 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::popup_handle_menu),bline_point_list.front())
1116 get_work_area()->add_duck(tduck);
1121 bezier->signal_user_click(2).connect(
1125 &studio::StateBLine_Context::popup_bezier_menu
1127 bline_point_list.front()
1131 //get_work_area()->add_duck(bezier->c1);
1132 get_work_area()->add_bezier(bezier);
1134 if(bezier && !loop_)
1136 duck=new WorkArea::Duck(bline_point.get_vertex());
1137 duck->set_ignore(true);
1138 duck->set_name("temp");
1140 // Add the tangent1 duck
1141 tduck=new WorkArea::Duck(Vector(0,0));
1142 tduck->set_ignore(true);
1143 tduck->set_name("ttemp");
1144 tduck->set_origin(duck);
1145 tduck->set_scalar(-0.33333333333333333);
1147 tduck->set_tangent(true);
1151 get_work_area()->add_duck(bezier->p2);
1152 //get_work_area()->add_duck(bezier->c2);
1153 get_work_area()->add_bezier(bezier);
1155 duck->set_guid(GUID());
1156 tduck->set_guid(GUID());
1167 curr_duck=next_duck;
1172 get_work_area()->queue_draw();
1177 StateBLine_Context::on_vertex_change(const synfig::Point &point, synfig::ValueNode_Const::Handle value_node)
1179 BLinePoint bline_point(value_node->get_value().get(BLinePoint()));
1180 bline_point.set_vertex(point);
1181 value_node->set_value(bline_point);
1187 StateBLine_Context::on_tangent1_change(const synfig::Point &point, synfig::ValueNode_Const::Handle value_node)
1189 BLinePoint bline_point(value_node->get_value().get(BLinePoint()));
1190 bline_point.set_tangent1(point);
1191 value_node->set_value(bline_point);
1197 StateBLine_Context::on_tangent2_change(const synfig::Point &point, synfig::ValueNode_Const::Handle value_node)
1199 BLinePoint bline_point(value_node->get_value().get(BLinePoint()));
1200 bline_point.set_tangent2(point);
1201 value_node->set_value(bline_point);
1207 StateBLine_Context::loop_bline()
1211 refresh_ducks(false);
1215 StateBLine_Context::unloop_bline()
1219 refresh_ducks(false);
1223 StateBLine_Context::popup_vertex_menu(synfig::ValueNode_Const::Handle value_node)
1225 menu.items().clear();
1229 menu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Unloop BLine"),
1230 sigc::mem_fun(*this,&studio::StateBLine_Context::unloop_bline)
1233 menu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Loop BLine"),
1234 sigc::mem_fun(*this,&studio::StateBLine_Context::loop_bline)
1238 menu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Delete Vertex"),
1240 sigc::mem_fun(*this,&studio::StateBLine_Context::bline_delete_vertex),
1249 StateBLine_Context::popup_bezier_menu(float location, synfig::ValueNode_Const::Handle value_node)
1251 menu.items().clear();
1253 menu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Insert Vertex"),
1256 sigc::mem_fun(*this,&studio::StateBLine_Context::bline_insert_vertex),
1267 StateBLine_Context::bline_insert_vertex(synfig::ValueNode_Const::Handle value_node, float origin)
1269 list<ValueNode_Const::Handle>::iterator iter;
1271 for(iter=bline_point_list.begin();iter!=bline_point_list.end();++iter)
1272 if(*iter==value_node)
1274 BLinePoint bline_point;
1275 BLinePoint next_bline_point((*iter)->get_value().get(BLinePoint()));
1276 BLinePoint prev_bline_point;
1278 list<ValueNode_Const::Handle>::iterator prev(iter);
1279 if(iter==bline_point_list.begin())
1282 prev = bline_point_list.end();
1286 prev_bline_point=(*prev)->get_value().get(BLinePoint());
1288 etl::hermite<Vector> curve(prev_bline_point.get_vertex(),
1289 next_bline_point.get_vertex(),
1290 prev_bline_point.get_tangent2(),
1291 next_bline_point.get_tangent1());
1292 etl::derivative< etl::hermite<Vector> > deriv(curve);
1294 bline_point.set_vertex(curve(origin));
1295 bline_point.set_width((next_bline_point.get_width()-prev_bline_point.get_width())*origin+prev_bline_point.get_width());
1296 #ifdef ETL_FIXED_DERIVATIVE
1297 bline_point.set_tangent1(deriv(origin)*std::min(1.0f-origin,origin));
1299 bline_point.set_tangent1(-deriv(origin)*std::min(1.0f-origin,origin));
1301 bline_point.set_tangent2(bline_point.get_tangent1());
1302 bline_point.set_split_tangent_flag(false);
1303 bline_point.set_origin(origin);
1306 bline_point.set_vertex((next_bline_point.get_vertex()+prev_bline_point.get_vertex())*0.5);
1307 bline_point.set_width((next_bline_point.get_width()+prev_bline_point.get_width())*0.5);
1308 bline_point.set_origin(origin);
1309 bline_point.set_split_tangent_flag(false);
1310 bline_point.set_tangent1((next_bline_point.get_vertex()-prev_bline_point.get_vertex())*0.5);
1313 bline_point_list.insert(iter,ValueNode_Const::create(bline_point));
1317 if(iter==bline_point_list.end())
1319 get_canvas_view()->get_ui_interface()->error(_("Unable to find where to insert vertex, internal error, please report this bug"));
1322 refresh_ducks(false);
1326 StateBLine_Context::bline_delete_vertex(synfig::ValueNode_Const::Handle value_node)
1328 list<ValueNode_Const::Handle>::iterator iter;
1330 for(iter=bline_point_list.begin();iter!=bline_point_list.end();++iter)
1331 if(*iter==value_node)
1333 bline_point_list.erase(iter);
1336 if(iter==bline_point_list.end())
1338 get_canvas_view()->get_ui_interface()->error(_("Unable to remove vertex, internal error, please report this bug"));
1341 refresh_ducks(false);
1345 StateBLine_Context::popup_handle_menu(synfig::ValueNode_Const::Handle value_node)
1347 menu.items().clear();
1349 BLinePoint bline_point(value_node->get_value().get(BLinePoint()));
1351 if(bline_point.get_split_tangent_flag())
1352 menu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Merge Tangents"),
1354 sigc::mem_fun(*this,&studio::StateBLine_Context::bline_attach_handle),
1359 menu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Split Tangents"),
1361 sigc::mem_fun(*this,&studio::StateBLine_Context::bline_detach_handle),
1370 StateBLine_Context::bline_detach_handle(synfig::ValueNode_Const::Handle value_node)
1372 BLinePoint bline_point(value_node->get_value().get(BLinePoint()));
1373 bline_point.set_split_tangent_flag(true);
1374 bline_point.set_tangent2(bline_point.get_tangent1());
1375 value_node->set_value(bline_point);
1376 refresh_ducks(false);
1380 StateBLine_Context::bline_attach_handle(synfig::ValueNode_Const::Handle value_node)
1382 BLinePoint bline_point(value_node->get_value().get(BLinePoint()));
1383 bline_point.set_tangent1((bline_point.get_tangent1()+bline_point.get_tangent2())*0.5);
1384 bline_point.set_split_tangent_flag(false);
1385 value_node->set_value(bline_point);
1386 refresh_ducks(false);