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 // if defined, show the first duck as green while drawing
68 #define DISTINGUISH_FIRST_DUCK
70 /* === G L O B A L S ======================================================= */
72 StateBLine studio::state_bline;
74 /* === C L A S S E S & S T R U C T S ======================================= */
76 class studio::StateBLine_Context : public sigc::trackable
78 etl::handle<CanvasView> canvas_view_;
79 CanvasView::IsWorking is_working;
81 bool prev_table_status;
83 bool prev_workarea_layer_status_;
86 Canvas::Handle canvas;
90 Duckmatic::Push duckmatic_push;
92 etl::handle<Duck> curr_duck;
94 etl::handle<Duck> next_duck;
96 std::list<synfig::ValueNode_Const::Handle> bline_point_list;
97 synfigapp::Settings& settings;
99 bool on_vertex_change(const synfig::Point &point, synfig::ValueNode_Const::Handle value_node);
100 bool on_tangent1_change(const synfig::Point &point, synfig::ValueNode_Const::Handle value_node);
101 bool on_tangent2_change(const synfig::Point &point, synfig::ValueNode_Const::Handle value_node);
104 void popup_handle_menu(synfig::ValueNode_Const::Handle value_node);
105 void popup_vertex_menu(synfig::ValueNode_Const::Handle value_node);
106 void popup_bezier_menu(float location, synfig::ValueNode_Const::Handle value_node);
108 void bline_detach_handle(synfig::ValueNode_Const::Handle value_node);
109 void bline_attach_handle(synfig::ValueNode_Const::Handle value_node);
110 void bline_delete_vertex(synfig::ValueNode_Const::Handle value_node);
111 void bline_insert_vertex(synfig::ValueNode_Const::Handle value_node,float origin=0.5);
115 void refresh_ducks(bool x=true);
117 Gtk::Table options_table;
119 Gtk::CheckButton checkbutton_layer_region;
120 Gtk::CheckButton checkbutton_layer_outline;
121 Gtk::CheckButton checkbutton_layer_curve_gradient;
122 Gtk::CheckButton checkbutton_layer_plant;
123 Gtk::CheckButton checkbutton_layer_link_offsets;
124 Gtk::CheckButton checkbutton_auto_export;
125 Gtk::Button button_make;
126 Gtk::Button button_clear;
127 Gtk::Adjustment adj_feather;
128 Gtk::SpinButton spin_feather;
134 int layers_to_create()const
137 get_layer_region_flag() +
138 get_layer_outline_flag() +
139 get_layer_curve_gradient_flag() +
140 get_layer_plant_flag();
145 if(layers_to_create()==0)
146 set_layer_region_flag(true);
149 bool get_auto_export_flag()const { return checkbutton_auto_export.get_active(); }
150 void set_auto_export_flag(bool x) { return checkbutton_auto_export.set_active(x); }
152 bool get_layer_region_flag()const { return checkbutton_layer_region.get_active(); }
153 void set_layer_region_flag(bool x) { return checkbutton_layer_region.set_active(x); }
155 bool get_layer_outline_flag()const { return checkbutton_layer_outline.get_active(); }
156 void set_layer_outline_flag(bool x) { return checkbutton_layer_outline.set_active(x); }
158 bool get_layer_curve_gradient_flag()const { return checkbutton_layer_curve_gradient.get_active(); }
159 void set_layer_curve_gradient_flag(bool x) { return checkbutton_layer_curve_gradient.set_active(x); }
161 bool get_layer_plant_flag()const { return checkbutton_layer_plant.get_active(); }
162 void set_layer_plant_flag(bool x) { return checkbutton_layer_plant.set_active(x); }
164 bool get_layer_link_offsets_flag()const { return checkbutton_layer_link_offsets.get_active(); }
165 void set_layer_link_offsets_flag(bool x) { return checkbutton_layer_link_offsets.set_active(x); }
167 Real get_feather() const { return adj_feather.get_value(); }
168 void set_feather(Real x) { return adj_feather.set_value(x); }
169 synfig::String get_id()const { return entry_id.get_text(); }
170 void set_id(const synfig::String& x) { return entry_id.set_text(x); }
172 Smach::event_result event_stop_handler(const Smach::event& x);
174 Smach::event_result event_refresh_handler(const Smach::event& x);
176 Smach::event_result event_mouse_click_handler(const Smach::event& x);
177 Smach::event_result event_mouse_release_handler(const Smach::event& x);
178 Smach::event_result event_mouse_motion_handler(const Smach::event& x);
179 Smach::event_result event_refresh_tool_options(const Smach::event& x);
181 Smach::event_result event_hijack(const Smach::event& /*x*/) { return Smach::RESULT_ACCEPT; }
183 void refresh_tool_options();
185 StateBLine_Context(CanvasView* canvas_view);
187 ~StateBLine_Context();
189 const etl::handle<CanvasView>& get_canvas_view()const{return canvas_view_;}
190 etl::handle<synfigapp::CanvasInterface> get_canvas_interface()const{return canvas_view_->canvas_interface();}
191 synfig::Canvas::Handle get_canvas()const{return canvas_view_->get_canvas();}
192 WorkArea * get_work_area()const{return canvas_view_->get_work_area();}
193 const synfig::TransformStack& get_transform_stack()const { return canvas_view_->get_curr_transform_stack(); }
195 void load_settings();
196 void save_settings();
199 //void on_user_click(synfig::Point point);
204 bool egress_on_selection_change;
205 Smach::event_result event_layer_selection_changed_handler(const Smach::event& /*x*/)
207 if(egress_on_selection_change)
208 throw Smach::egress_exception();
209 return Smach::RESULT_OK;
212 }; // END of class StateBLine_Context
215 /* === M E T H O D S ======================================================= */
217 StateBLine::StateBLine():
218 Smach::state<StateBLine_Context>("bline")
220 insert(event_def(EVENT_LAYER_SELECTION_CHANGED,&StateBLine_Context::event_layer_selection_changed_handler));
221 insert(event_def(EVENT_STOP,&StateBLine_Context::event_stop_handler));
222 insert(event_def(EVENT_REFRESH,&StateBLine_Context::event_refresh_handler));
223 insert(event_def(EVENT_REFRESH_DUCKS,&StateBLine_Context::event_hijack));
224 insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,&StateBLine_Context::event_mouse_click_handler));
225 insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_UP,&StateBLine_Context::event_mouse_release_handler));
226 insert(event_def(EVENT_WORKAREA_MOUSE_MOTION,&StateBLine_Context::event_mouse_motion_handler));
227 insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DRAG,&StateBLine_Context::event_mouse_motion_handler));
228 insert(event_def(EVENT_REFRESH_TOOL_OPTIONS,&StateBLine_Context::event_refresh_tool_options));
231 StateBLine::~StateBLine()
236 StateBLine_Context::load_settings()
240 if(settings.get_value("bline.layer_region",value) && value=="0")
241 set_layer_region_flag(false);
243 set_layer_region_flag(true);
245 if(settings.get_value("bline.layer_outline",value) && value=="0")
246 set_layer_outline_flag(false);
248 set_layer_outline_flag(true);
250 if(settings.get_value("bline.layer_curve_gradient",value) && value=="1")
251 set_layer_curve_gradient_flag(true);
253 set_layer_curve_gradient_flag(false);
255 if(settings.get_value("bline.layer_plant",value) && value=="1")
256 set_layer_plant_flag(true);
258 set_layer_plant_flag(false);
260 if(settings.get_value("bline.layer_link_offsets",value) && value=="0")
261 set_layer_link_offsets_flag(false);
263 set_layer_link_offsets_flag(true);
265 if(settings.get_value("bline.auto_export",value) && value=="1")
266 set_auto_export_flag(true);
268 set_auto_export_flag(false);
270 if(settings.get_value("bline.id",value))
275 if(settings.get_value("bline.feather",value))
277 Real n = atof(value.c_str());
285 StateBLine_Context::save_settings()
288 settings.set_value("bline.layer_outline",get_layer_outline_flag()?"1":"0");
289 settings.set_value("bline.layer_region",get_layer_region_flag()?"1":"0");
290 settings.set_value("bline.layer_curve_gradient",get_layer_curve_gradient_flag()?"1":"0");
291 settings.set_value("bline.layer_plant",get_layer_plant_flag()?"1":"0");
292 settings.set_value("bline.layer_link_offsets",get_layer_link_offsets_flag()?"1":"0");
293 settings.set_value("bline.auto_export",get_auto_export_flag()?"1":"0");
294 settings.set_value("bline.id",get_id().c_str());
295 settings.set_value("bline.feather",strprintf("%f",get_feather()));
299 StateBLine_Context::reset()
302 bline_point_list.clear();
307 StateBLine_Context::increment_id()
316 // If there is a number
317 // already at the end of the
318 // id, then remove it.
319 if(id[id.size()-1]<='9' && id[id.size()-1]>='0')
321 // figure out how many digits it is
323 (int)id.size()-1 >= digits && id[id.size()-1-digits] <= '9' && id[id.size()-1-digits] >= '0';
328 str_number=String(id,id.size()-digits,id.size());
329 id=String(id,0,id.size()-digits);
330 // synfig::info("---------------- \"%s\"",str_number.c_str());
332 number=atoi(str_number.c_str());
342 // Add the number back onto the id
344 const String format(strprintf("%%0%dd",digits));
345 id+=strprintf(format.c_str(),number);
353 StateBLine_Context::StateBLine_Context(CanvasView* canvas_view):
354 canvas_view_(canvas_view),
355 is_working(*canvas_view),
357 prev_workarea_layer_status_(get_work_area()->get_allow_layer_clicks()),
358 duckmatic_push(get_work_area()),
359 settings(synfigapp::Main::get_selected_input_device()->settings()),
361 checkbutton_layer_region(_("Fill")),
362 checkbutton_layer_outline(_("Outline")),
363 checkbutton_layer_curve_gradient(_("Gradient")),
364 checkbutton_layer_plant(_("Plant")),
365 checkbutton_layer_link_offsets(_("Link Offsets")),
366 checkbutton_auto_export(_("Auto Export")),
367 button_make(_("Make")),
368 button_clear(_("Clear")),
369 adj_feather(0,0,10000,0.01,0.1),
370 spin_feather(adj_feather,0.01,4)
373 egress_on_selection_change=true;
376 // Set up the tool options dialog
377 //options_table.attach(*manage(new Gtk::Label(_("BLine Tool"))), 0, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
378 options_table.attach(entry_id, 0, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
379 options_table.attach(checkbutton_layer_outline, 0, 2, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
380 options_table.attach(checkbutton_layer_region, 0, 2, 3, 4, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
381 options_table.attach(checkbutton_layer_plant, 0, 2, 4, 5, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
382 options_table.attach(checkbutton_layer_curve_gradient, 0, 2, 5, 6, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
383 options_table.attach(checkbutton_layer_link_offsets, 0, 2, 6, 7, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
384 options_table.attach(checkbutton_auto_export, 0, 2, 7, 8, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
385 options_table.attach(*manage(new Gtk::Label(_("Feather"))), 0, 1, 10, 11, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
386 options_table.attach(spin_feather, 1, 2, 10, 11, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
387 //options_table.attach(button_make, 0, 2, 5, 6, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
388 //button_make.signal_pressed().connect(sigc::mem_fun(*this,&StateBLine_Context::run));
389 options_table.show_all();
390 refresh_tool_options();
391 App::dialog_tool_options->present();
393 // Turn off layer clicking
394 get_work_area()->set_allow_layer_clicks(false);
396 // clear out the ducks
397 get_work_area()->clear_ducks();
399 // Refresh the work area
400 get_work_area()->queue_draw();
402 // Hide the tables if they are showing
403 prev_table_status=get_canvas_view()->tables_are_visible();
404 if(prev_table_status)get_canvas_view()->hide_tables();
406 // Disable the time bar
407 get_canvas_view()->set_sensitive_timebar(false);
410 //get_work_area()->signal_user_click().connect(sigc::mem_fun(*this,&studio::StateBLine_Context::on_user_click));
411 get_canvas_view()->work_area->set_cursor(Gdk::CROSSHAIR);
413 App::toolbox->refresh();
417 StateBLine_Context::refresh_tool_options()
419 App::dialog_tool_options->clear();
420 App::dialog_tool_options->set_widget(options_table);
421 App::dialog_tool_options->set_local_name(_("BLine Tool"));
422 App::dialog_tool_options->set_name("bline");
424 App::dialog_tool_options->add_button(
425 Gtk::StockID("gtk-execute"),
426 _("Make BLine and/or Region")
427 )->signal_clicked().connect(
428 sigc::hide_return(sigc::mem_fun(
430 &StateBLine_Context::run
434 App::dialog_tool_options->add_button(
435 Gtk::StockID("gtk-clear"),
436 _("Clear current BLine")
437 )->signal_clicked().connect(
440 &StateBLine_Context::reset
446 StateBLine_Context::event_refresh_tool_options(const Smach::event& /*x*/)
448 refresh_tool_options();
449 return Smach::RESULT_ACCEPT;
452 StateBLine_Context::~StateBLine_Context()
457 App::dialog_tool_options->clear();
459 get_canvas_view()->work_area->reset_cursor();
461 // Restore layer clicking
462 get_work_area()->set_allow_layer_clicks(prev_workarea_layer_status_);
464 // Enable the time bar
465 get_canvas_view()->set_sensitive_timebar(true);
467 // Bring back the tables if they were out before
468 if(prev_table_status)get_canvas_view()->show_tables();
470 // get_canvas_view()->get_smach().process_event(EVENT_REFRESH_DUCKS);
472 // Refresh the work area
473 get_work_area()->queue_draw();
475 App::toolbox->refresh();
479 StateBLine_Context::event_stop_handler(const Smach::event& /*x*/)
481 // synfig::info("STATE RotoBLine: Received Stop Event");
484 // throw Smach::egress_exception();
485 // get_canvas_view()->get_smach().pop_state();
486 return Smach::RESULT_ACCEPT;
490 StateBLine_Context::event_refresh_handler(const Smach::event& /*x*/)
492 // synfig::info("STATE RotoBLine: Received Refresh Event");
494 return Smach::RESULT_ACCEPT;
498 StateBLine_Context::run()
504 for(int i=5;i>0 && !success;i--)try
512 if(!success && !err.empty())
514 get_canvas_view()->get_ui_interface()->error(err);
520 StateBLine_Context::run_()
525 // Now we need to generate it
527 if(bline_point_list.empty())
531 if(bline_point_list.size()<2)
533 //get_canvas_view()->get_ui_interface()->error(_("You need at least two (2) points to create a BLine"));
540 // Create the action group
541 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("New BLine"));
543 std::vector<BLinePoint> new_list;
544 std::list<synfig::ValueNode_Const::Handle>::iterator iter;
545 const synfig::TransformStack& transform(get_transform_stack());
547 for(iter=bline_point_list.begin();iter!=bline_point_list.end();++iter)
549 BLinePoint bline_point((*iter)->get_value().get(BLinePoint()));
550 Point new_vertex(transform.unperform(bline_point.get_vertex()));
552 bline_point.set_tangent1(
554 bline_point.get_tangent1()+bline_point.get_vertex()
558 bline_point.set_tangent2(
560 bline_point.get_tangent2()+bline_point.get_vertex()
564 bline_point.set_vertex(new_vertex);
566 new_list.push_back(bline_point);
569 ValueNode_BLine::Handle value_node_bline(ValueNode_BLine::create(new_list));
570 assert(value_node_bline);
572 ValueNode_Const::Handle value_node_offset(ValueNode_Const::create(Vector()));
573 assert(value_node_offset);
575 // Set the looping flag
576 value_node_bline->set_loop(loop_);
578 // Add the BLine to the canvas
579 if(get_auto_export_flag() && !get_canvas_interface()->add_value_node(value_node_bline,get_id()))
581 //get_canvas_view()->get_ui_interface()->error(_("Unable to add value node"));
584 throw String(_("Unable to add value node"));
590 // we are temporarily using the layer to hold something
591 layer=get_canvas_view()->get_selection_manager()->get_selected_layer();
596 depth=layer->get_depth();
598 canvas=layer->get_canvas();
604 canvas=get_canvas_view()->get_canvas();
606 value_node_bline->set_member_canvas(canvas);
608 synfigapp::SelectionManager::LayerList layer_selection;
610 ///////////////////////////////////////////////////////////////////////////
611 // C U R V E G R A D I E N T
612 ///////////////////////////////////////////////////////////////////////////
614 if(get_layer_curve_gradient_flag())
616 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
618 Layer::Handle layer(get_canvas_interface()->add_layer_to("curve_gradient",canvas,depth));
620 layer_selection.push_back(layer);
621 layer->set_description(get_id()+_(" Gradient"));
622 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
625 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
628 action->set_param("canvas",get_canvas());
629 action->set_param("canvas_interface",get_canvas_interface());
630 action->set_param("layer",layer);
631 if(!action->set_param("param",String("bline")))
632 synfig::error("LayerParamConnect didn't like \"param\"");
633 if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
634 synfig::error("LayerParamConnect didn't like \"value_node\"");
636 if(!get_canvas_interface()->get_instance()->perform_action(action))
638 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
640 throw String(_("Unable to create Gradient layer"));
645 if (get_layer_link_offsets_flag())
647 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
650 action->set_param("canvas",get_canvas());
651 action->set_param("canvas_interface",get_canvas_interface());
652 action->set_param("layer",layer);
653 if(!action->set_param("param",String("offset")))
654 synfig::error("LayerParamConnect didn't like \"param\"");
655 if(!action->set_param("value_node",ValueNode::Handle(value_node_offset)))
656 synfig::error("LayerParamConnect didn't like \"value_node\"");
658 if(!get_canvas_interface()->get_instance()->perform_action(action))
660 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
662 throw String(_("Unable to create Gradient layer"));
668 ///////////////////////////////////////////////////////////////////////////
670 ///////////////////////////////////////////////////////////////////////////
672 if(get_layer_plant_flag())
674 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
676 Layer::Handle layer(get_canvas_interface()->add_layer_to("plant",canvas,depth));
678 layer_selection.push_back(layer);
679 layer->set_description(get_id()+_(" Plant"));
680 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
683 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
686 action->set_param("canvas",get_canvas());
687 action->set_param("canvas_interface",get_canvas_interface());
688 action->set_param("layer",layer);
689 if(!action->set_param("param",String("bline")))
690 synfig::error("LayerParamConnect didn't like \"param\"");
691 if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
692 synfig::error("LayerParamConnect didn't like \"value_node\"");
694 if(!get_canvas_interface()->get_instance()->perform_action(action))
696 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
698 throw String(_("Unable to create Plant layer"));
703 // plants don't have offsets?
704 if (get_layer_link_offsets_flag())
706 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
709 action->set_param("canvas",get_canvas());
710 action->set_param("canvas_interface",get_canvas_interface());
711 action->set_param("layer",layer);
712 if(!action->set_param("param",String("offset")))
713 synfig::error("LayerParamConnect didn't like \"param\"");
714 if(!action->set_param("value_node",ValueNode::Handle(value_node_offset)))
715 synfig::error("LayerParamConnect didn't like \"value_node\"");
717 if(!get_canvas_interface()->get_instance()->perform_action(action))
719 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
721 throw String(_("Unable to create Plant layer"));
727 ///////////////////////////////////////////////////////////////////////////
729 ///////////////////////////////////////////////////////////////////////////
731 if(get_layer_region_flag())
733 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
735 Layer::Handle layer(get_canvas_interface()->add_layer_to("region",canvas,depth));
737 layer_selection.push_back(layer);
738 layer->set_description(get_id()+_(" Region"));
739 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
743 layer->set_param("feather",get_feather());
744 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
747 if(get_layer_outline_flag())
748 layer->set_param("color",synfigapp::Main::get_background_color());
750 // I don't know if it's safe to reuse the same layer_param_connect action, so I'm
751 // using 2 separate ones.
753 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
756 action->set_param("canvas",get_canvas());
757 action->set_param("canvas_interface",get_canvas_interface());
758 action->set_param("layer",layer);
759 if(!action->set_param("param",String("bline")))
760 synfig::error("LayerParamConnect didn't like \"param\"");
761 if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
762 synfig::error("LayerParamConnect didn't like \"value_node\"");
764 if(!get_canvas_interface()->get_instance()->perform_action(action))
766 //get_canvas_view()->get_ui_interface()->error(_("Unable to create Region layer"));
768 throw String(_("Unable to create Region layer"));
773 if (get_layer_link_offsets_flag())
775 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
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("offset")))
782 synfig::error("LayerParamConnect didn't like \"param\"");
783 if(!action->set_param("value_node",ValueNode::Handle(value_node_offset)))
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"));
796 ///////////////////////////////////////////////////////////////////////////
798 ///////////////////////////////////////////////////////////////////////////
800 if(get_layer_outline_flag())
802 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
804 Layer::Handle layer(get_canvas_interface()->add_layer_to("outline",canvas,depth));
806 layer_selection.push_back(layer);
807 layer->set_description(get_id()+_(" Outline"));
808 get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
811 layer->set_param("feather",get_feather());
812 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
816 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
819 action->set_param("canvas",get_canvas());
820 action->set_param("canvas_interface",get_canvas_interface());
821 action->set_param("layer",layer);
822 if(!action->set_param("param",String("bline")))
823 synfig::error("LayerParamConnect didn't like \"param\"");
824 if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
825 synfig::error("LayerParamConnect didn't like \"value_node\"");
827 if(!get_canvas_interface()->get_instance()->perform_action(action))
829 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
831 throw String(_("Unable to create Outline layer"));
836 if (get_layer_link_offsets_flag())
838 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
841 action->set_param("canvas",get_canvas());
842 action->set_param("canvas_interface",get_canvas_interface());
843 action->set_param("layer",layer);
844 if(!action->set_param("param",String("offset")))
845 synfig::error("LayerParamConnect didn't like \"param\"");
846 if(!action->set_param("value_node",ValueNode::Handle(value_node_offset)))
847 synfig::error("LayerParamConnect didn't like \"value_node\"");
849 if(!get_canvas_interface()->get_instance()->perform_action(action))
851 //get_canvas_view()->get_ui_interface()->error(_("Unable to create BLine layer"));
853 throw String(_("Unable to create Outline layer"));
859 egress_on_selection_change=false;
860 get_canvas_interface()->get_selection_manager()->clear_selected_layers();
861 get_canvas_interface()->get_selection_manager()->set_selected_layers(layer_selection);
862 egress_on_selection_change=true;
864 //if(finish_bline_dialog.get_region_flag() || finish_bline_dialog.get_bline_flag())
865 // get_canvas_interface()->signal_dirty_preview()();
875 StateBLine_Context::event_mouse_motion_handler(const Smach::event& x)
877 const EventMouse& event(*reinterpret_cast<const EventMouse*>(&x));
881 //synfig::info("Moved Duck");
882 Point p(get_work_area()->snap_point_to_grid(event.pos));
883 curr_duck->set_trans_point(p);
885 next_duck->set_trans_point(p);
886 get_work_area()->queue_draw();
887 return Smach::RESULT_ACCEPT;
890 return Smach::RESULT_OK;
894 StateBLine_Context::event_mouse_release_handler(const Smach::event& /*x*/)
898 //synfig::info("Released current duck");
899 curr_duck->signal_edited()(curr_duck->get_point());
902 //synfig::info("grabbing next duck");
906 return Smach::RESULT_ACCEPT;
908 return Smach::RESULT_OK;
912 StateBLine_Context::event_mouse_click_handler(const Smach::event& x)
914 // synfig::info("STATE BLINE: Received mouse button down Event");
915 const EventMouse& event(*reinterpret_cast<const EventMouse*>(&x));
920 // If we are already looped up, then don't try to add anything else
922 return Smach::RESULT_OK;
924 BLinePoint bline_point;
926 bline_point.set_vertex(get_work_area()->snap_point_to_grid(event.pos));
927 //bline_point.set_width(synfigapp::Main::get_bline_width());
928 bline_point.set_width(1.0f);
929 bline_point.set_origin(0.5f);
930 bline_point.set_split_tangent_flag(false);
931 bline_point.set_tangent1(Vector(0,0));
935 if(bline_point_list.empty())
937 bline_point.set_tangent1(Vector(1,1));
941 const Vector t(event.pos-bline_point_list.back()->get_value().get(BLinePoint()).get_vertex());
942 bline_point.set_tangent1(t);
945 if(bline_point_list.size()>1)
947 std::list<synfig::ValueNode_Const::Handle>::iterator iter;
948 iter=bline_point_list.end();
950 BLinePoint prev(bline_point_list.back()->get_value().get(BLinePoint()));
951 prev.set_tangent1(event.pos-(*iter)->get_value().get(BLinePoint()).get_vertex());
952 bline_point_list.back()->set_value(prev);
956 bline_point_list.push_back(ValueNode_Const::create(bline_point));
959 return Smach::RESULT_ACCEPT;
962 case BUTTON_RIGHT: // Intercept the right-button click to short-circuit the pop-up menu
963 if (!getenv("SYNFIG_ENABLE_POPUP_MENU_IN_ALL_TOOLS"))
964 return Smach::RESULT_ACCEPT;
967 return Smach::RESULT_OK;
972 StateBLine_Context::refresh_ducks(bool button_down)
974 get_work_area()->clear_ducks();
975 get_work_area()->queue_draw();
977 if(bline_point_list.empty())
980 list<ValueNode_Const::Handle>::iterator iter;
982 handle<WorkArea::Bezier> bezier;
983 handle<WorkArea::Duck> duck,tduck;
984 BLinePoint bline_point;
986 for(iter=bline_point_list.begin();iter!=bline_point_list.end();++iter)
988 ValueNode_Const::Handle value_node(*iter);
989 bline_point=(value_node->get_value().get(BLinePoint()));
993 // First add the duck associated with this vertex
994 duck=new WorkArea::Duck(bline_point.get_vertex());
995 duck->set_editable(true);
996 #ifdef DISTINGUISH_FIRST_DUCK
997 if (iter!=bline_point_list.begin())
998 duck->set_type(Duck::TYPE_VERTEX);
1000 duck->set_type(Duck::TYPE_VERTEX);
1002 duck->set_name(strprintf("%x-vertex",value_node.get()));
1003 duck->signal_edited().connect(
1004 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::on_vertex_change),value_node)
1006 duck->signal_user_click(2).connect(
1007 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::popup_vertex_menu),value_node)
1009 duck->set_guid(value_node->get_guid()^synfig::GUID::hasher(0));
1011 get_work_area()->add_duck(duck);
1013 // Add the tangent1 duck
1014 tduck=new WorkArea::Duck(bline_point.get_tangent1());
1015 tduck->set_editable(true);
1016 tduck->set_name(strprintf("%x-tangent1",value_node.get()));
1017 tduck->set_origin(duck);
1018 tduck->set_scalar(-0.33333333333333333);
1019 tduck->set_tangent(true);
1020 tduck->set_guid(value_node->get_guid()^synfig::GUID::hasher(3));
1021 tduck->signal_edited().connect(
1022 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::on_tangent1_change),value_node)
1024 tduck->signal_user_click(2).connect(
1025 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::popup_handle_menu),value_node)
1028 // See if we need to add that duck to the previous bezier
1031 get_work_area()->add_duck(tduck);
1035 bezier->signal_user_click(2).connect(
1039 &studio::StateBLine_Context::popup_bezier_menu
1045 //get_work_area()->add_duck(bezier->c1);
1046 //get_work_area()->add_duck(bezier->c2);
1047 get_work_area()->add_bezier(bezier);
1052 // Now we see if we need to create a bezier
1053 list<ValueNode_Const::Handle>::iterator next(iter);
1056 // If our next iterator is the end, then we don't need
1058 //if(next==bline_point_list.end() && !loop_)
1061 bezier=new WorkArea::Bezier();
1063 // Add the tangent2 duck
1064 tduck=new WorkArea::Duck(bline_point.get_tangent2());
1065 tduck->set_editable(true);
1066 tduck->set_origin(duck);
1067 tduck->set_scalar(0.33333333333333333);
1068 tduck->set_tangent(true);
1069 if(bline_point.get_split_tangent_flag())
1071 tduck->set_name(strprintf("%x-tangent2",value_node.get()));
1072 tduck->signal_edited().connect(
1073 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::on_tangent2_change),value_node)
1078 tduck->set_name(strprintf("%x-tangent1",value_node.get()));
1079 tduck->signal_edited().connect(
1080 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::on_tangent1_change),value_node)
1083 tduck->set_guid(value_node->get_guid()^synfig::GUID::hasher(4));
1084 tduck->signal_user_click(2).connect(
1085 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::popup_handle_menu),value_node)
1088 // Setup the next bezier
1092 get_work_area()->add_duck(tduck);
1096 // Add the loop, if requested
1100 BLinePoint bline_point(bline_point_list.front()->get_value().get(BLinePoint()));
1102 duck=new WorkArea::Duck(bline_point.get_vertex());
1103 duck->set_editable(true);
1104 #ifndef DISTINGUISH_FIRST_DUCK
1105 duck->set_type(Duck::TYPE_VERTEX);
1107 duck->set_name(strprintf("%x-vertex",bline_point_list.front().get()));
1108 duck->signal_edited().connect(
1109 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::on_vertex_change),bline_point_list.front())
1111 duck->signal_user_click(2).connect(
1112 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::popup_vertex_menu),bline_point_list.front())
1114 get_work_area()->add_duck(duck);
1116 // Add the tangent1 duck
1117 tduck=new WorkArea::Duck(bline_point.get_tangent1());
1118 tduck->set_editable(true);
1119 tduck->set_name(strprintf("%x-tangent1",bline_point_list.front().get()));
1120 tduck->set_origin(duck);
1121 tduck->set_scalar(-0.33333333333333333);
1122 tduck->set_tangent(true);
1123 tduck->signal_edited().connect(
1124 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::on_tangent1_change),bline_point_list.front())
1126 tduck->signal_user_click(2).connect(
1127 sigc::bind(sigc::mem_fun(*this,&studio::StateBLine_Context::popup_handle_menu),bline_point_list.front())
1129 get_work_area()->add_duck(tduck);
1134 bezier->signal_user_click(2).connect(
1138 &studio::StateBLine_Context::popup_bezier_menu
1140 bline_point_list.front()
1144 //get_work_area()->add_duck(bezier->c1);
1145 get_work_area()->add_bezier(bezier);
1147 if(bezier && !loop_)
1149 duck=new WorkArea::Duck(bline_point.get_vertex());
1150 duck->set_ignore(true);
1151 duck->set_name("temp");
1153 // Add the tangent1 duck
1154 tduck=new WorkArea::Duck(Vector(0,0));
1155 tduck->set_ignore(true);
1156 tduck->set_name("ttemp");
1157 tduck->set_origin(duck);
1158 tduck->set_scalar(-0.33333333333333333);
1160 tduck->set_tangent(true);
1164 get_work_area()->add_duck(bezier->p2);
1165 //get_work_area()->add_duck(bezier->c2);
1166 get_work_area()->add_bezier(bezier);
1168 duck->set_guid(synfig::GUID());
1169 tduck->set_guid(synfig::GUID());
1180 curr_duck=next_duck;
1185 get_work_area()->queue_draw();
1190 StateBLine_Context::on_vertex_change(const synfig::Point &point, synfig::ValueNode_Const::Handle value_node)
1192 BLinePoint bline_point(value_node->get_value().get(BLinePoint()));
1193 bline_point.set_vertex(point);
1194 value_node->set_value(bline_point);
1200 StateBLine_Context::on_tangent1_change(const synfig::Point &point, synfig::ValueNode_Const::Handle value_node)
1202 BLinePoint bline_point(value_node->get_value().get(BLinePoint()));
1203 bline_point.set_tangent1(point);
1204 value_node->set_value(bline_point);
1210 StateBLine_Context::on_tangent2_change(const synfig::Point &point, synfig::ValueNode_Const::Handle value_node)
1212 BLinePoint bline_point(value_node->get_value().get(BLinePoint()));
1213 bline_point.set_tangent2(point);
1214 value_node->set_value(bline_point);
1220 StateBLine_Context::loop_bline()
1224 refresh_ducks(false);
1228 StateBLine_Context::unloop_bline()
1232 refresh_ducks(false);
1236 StateBLine_Context::popup_vertex_menu(synfig::ValueNode_Const::Handle value_node)
1238 menu.items().clear();
1242 menu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Unloop BLine"),
1243 sigc::mem_fun(*this,&studio::StateBLine_Context::unloop_bline)
1246 menu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Loop BLine"),
1247 sigc::mem_fun(*this,&studio::StateBLine_Context::loop_bline)
1251 menu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Delete Vertex"),
1253 sigc::mem_fun(*this,&studio::StateBLine_Context::bline_delete_vertex),
1262 StateBLine_Context::popup_bezier_menu(float location, synfig::ValueNode_Const::Handle value_node)
1264 menu.items().clear();
1266 menu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Insert Vertex"),
1269 sigc::mem_fun(*this,&studio::StateBLine_Context::bline_insert_vertex),
1280 StateBLine_Context::bline_insert_vertex(synfig::ValueNode_Const::Handle value_node, float origin)
1282 list<ValueNode_Const::Handle>::iterator iter;
1284 for(iter=bline_point_list.begin();iter!=bline_point_list.end();++iter)
1285 if(*iter==value_node)
1287 BLinePoint bline_point;
1288 BLinePoint next_bline_point((*iter)->get_value().get(BLinePoint()));
1289 BLinePoint prev_bline_point;
1291 list<ValueNode_Const::Handle>::iterator prev(iter);
1292 if(iter==bline_point_list.begin())
1295 prev = bline_point_list.end();
1299 prev_bline_point=(*prev)->get_value().get(BLinePoint());
1301 etl::hermite<Vector> curve(prev_bline_point.get_vertex(),
1302 next_bline_point.get_vertex(),
1303 prev_bline_point.get_tangent2(),
1304 next_bline_point.get_tangent1());
1305 etl::derivative< etl::hermite<Vector> > deriv(curve);
1307 bline_point.set_vertex(curve(origin));
1308 bline_point.set_width((next_bline_point.get_width()-prev_bline_point.get_width())*origin+prev_bline_point.get_width());
1309 #ifdef ETL_FIXED_DERIVATIVE
1310 bline_point.set_tangent1(deriv(origin)*std::min(1.0f-origin,origin));
1312 bline_point.set_tangent1(-deriv(origin)*std::min(1.0f-origin,origin));
1314 bline_point.set_tangent2(bline_point.get_tangent1());
1315 bline_point.set_split_tangent_flag(false);
1316 bline_point.set_origin(origin);
1319 bline_point.set_vertex((next_bline_point.get_vertex()+prev_bline_point.get_vertex())*0.5);
1320 bline_point.set_width((next_bline_point.get_width()+prev_bline_point.get_width())*0.5);
1321 bline_point.set_origin(origin);
1322 bline_point.set_split_tangent_flag(false);
1323 bline_point.set_tangent1((next_bline_point.get_vertex()-prev_bline_point.get_vertex())*0.5);
1326 bline_point_list.insert(iter,ValueNode_Const::create(bline_point));
1330 if(iter==bline_point_list.end())
1332 get_canvas_view()->get_ui_interface()->error(_("Unable to find where to insert vertex, internal error, please report this bug"));
1335 refresh_ducks(false);
1339 StateBLine_Context::bline_delete_vertex(synfig::ValueNode_Const::Handle value_node)
1341 list<ValueNode_Const::Handle>::iterator iter;
1343 for(iter=bline_point_list.begin();iter!=bline_point_list.end();++iter)
1344 if(*iter==value_node)
1346 bline_point_list.erase(iter);
1349 if(iter==bline_point_list.end())
1351 get_canvas_view()->get_ui_interface()->error(_("Unable to remove vertex, internal error, please report this bug"));
1354 refresh_ducks(false);
1358 StateBLine_Context::popup_handle_menu(synfig::ValueNode_Const::Handle value_node)
1360 menu.items().clear();
1362 BLinePoint bline_point(value_node->get_value().get(BLinePoint()));
1364 if(bline_point.get_split_tangent_flag())
1365 menu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Merge Tangents"),
1367 sigc::mem_fun(*this,&studio::StateBLine_Context::bline_attach_handle),
1372 menu.items().push_back(Gtk::Menu_Helpers::MenuElem(_("Split Tangents"),
1374 sigc::mem_fun(*this,&studio::StateBLine_Context::bline_detach_handle),
1383 StateBLine_Context::bline_detach_handle(synfig::ValueNode_Const::Handle value_node)
1385 BLinePoint bline_point(value_node->get_value().get(BLinePoint()));
1386 bline_point.set_split_tangent_flag(true);
1387 bline_point.set_tangent2(bline_point.get_tangent1());
1388 value_node->set_value(bline_point);
1389 refresh_ducks(false);
1393 StateBLine_Context::bline_attach_handle(synfig::ValueNode_Const::Handle value_node)
1395 BLinePoint bline_point(value_node->get_value().get(BLinePoint()));
1396 bline_point.set_tangent1((bline_point.get_tangent1()+bline_point.get_tangent2())*0.5);
1397 bline_point.set_split_tangent_flag(false);
1398 value_node->set_value(bline_point);
1399 refresh_ducks(false);