1 /* === S Y N F I G ========================================================= */
2 /*! \file state_draw.cpp
3 ** \brief Template File
8 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
9 ** Copyright (c) 2007 Chris Moore
10 ** Copyright (c) 2009 Nikita Kitaev
12 ** This package is free software; you can redistribute it and/or
13 ** modify it under the terms of the GNU General Public License as
14 ** published by the Free Software Foundation; either version 2 of
15 ** the License, or (at your option) any later version.
17 ** This package is distributed in the hope that it will be useful,
18 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
19 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 ** General Public License for more details.
23 /* ========================================================================= */
25 /* === H E A D E R S ======================================================= */
34 #include <gtkmm/dialog.h>
35 #include <gtkmm/entry.h>
37 #include <synfig/valuenode_dynamiclist.h>
39 #include "state_draw.h"
40 #include "state_stroke.h"
41 #include "state_normal.h"
42 #include "canvasview.h"
45 #include <synfig/valuenode_bline.h>
46 #include <synfig/valuenode_composite.h>
47 #include <ETL/hermite>
48 #include <ETL/calculus>
50 #include "event_mouse.h"
51 #include "event_layerclick.h"
54 #include <synfigapp/blineconvert.h>
55 #include <synfigapp/main.h>
57 #include <ETL/gaussian>
58 #include "docks/dialog_tooloptions.h"
60 #include <gtkmm/table.h>
61 #include <gtkmm/label.h>
62 #include <gtkmm/button.h>
63 #include <gtkmm/checkbutton.h>
64 #include <gtkmm/scale.h>
65 #include <sigc++/connection.h>
71 /* === U S I N G =========================================================== */
75 using namespace synfig;
76 using namespace studio;
78 /* === M A C R O S ========================================================= */
80 /* === G L O B A L S ======================================================= */
82 StateDraw studio::state_draw;
84 /* === C L A S S E S & S T R U C T S ======================================= */
86 class studio::StateDraw_Context : public sigc::trackable
88 typedef etl::smart_ptr<std::list<synfig::Point> > StrokeData;
89 typedef etl::smart_ptr<std::list<synfig::Real> > WidthData;
91 typedef list< pair<StrokeData,WidthData> > StrokeQueue;
93 StrokeQueue stroke_queue;
96 etl::handle<CanvasView> canvas_view_;
97 CanvasView::IsWorking is_working;
99 bool prev_table_status;
101 bool prev_workarea_layer_status_;
104 sigc::connection process_queue_connection;
106 ValueNode_BLine::Handle last_stroke;
107 synfig::String last_stroke_id;
111 //Duckmatic::Push duckmatic_push;
113 std::list< etl::smart_ptr<std::list<synfig::Point> > > stroke_list;
115 void refresh_ducks();
117 Duckmatic::Type old_duckmask;
119 void fill_last_stroke();
120 Smach::event_result fill_last_stroke_and_unselect_other_layers();
122 Smach::event_result new_bline(std::list<synfig::BLinePoint> bline,bool loop_bline_flag,float radius);
124 Smach::event_result new_region(std::list<synfig::BLinePoint> bline,synfig::Real radius);
126 Smach::event_result extend_bline_from_begin(ValueNode_BLine::Handle value_node,std::list<synfig::BLinePoint> bline,bool complete_loop);
127 Smach::event_result extend_bline_from_end(ValueNode_BLine::Handle value_node,std::list<synfig::BLinePoint> bline,bool complete_loop);
128 void reverse_bline(std::list<synfig::BLinePoint> &bline);
130 synfigapp::Settings& settings;
132 Gtk::Table options_table;
134 Gtk::CheckButton checkbutton_pressure_width;
135 Gtk::CheckButton checkbutton_round_ends;
136 Gtk::CheckButton checkbutton_auto_loop; // whether to loop new strokes which start and end in the same place
137 Gtk::CheckButton checkbutton_auto_extend; // whether to extend existing lines
138 Gtk::CheckButton checkbutton_auto_link; // whether to link new ducks to existing ducks
139 Gtk::CheckButton checkbutton_region; // whether to create regions
140 Gtk::CheckButton checkbutton_outline; // whether to create outlines
141 Gtk::CheckButton checkbutton_auto_export;
142 Gtk::Button button_fill_last_stroke;
144 //pressure spinner and such
145 Gtk::Adjustment adj_min_pressure;
146 Gtk::SpinButton spin_min_pressure;
147 Gtk::CheckButton check_min_pressure;
149 Gtk::Adjustment adj_feather;
150 Gtk::SpinButton spin_feather;
152 Gtk::Adjustment adj_globalthres;
153 Gtk::SpinButton spin_globalthres;
155 Gtk::Adjustment adj_localthres;
156 Gtk::CheckButton check_localerror;
157 void UpdateErrorBox(); //switches the stuff if need be :)
159 //Added by Adrian - data drive HOOOOO
160 synfigapp::BLineConverter blineconv;
163 synfig::String get_id()const { return entry_id.get_text(); }
164 void set_id(const synfig::String& x) { return entry_id.set_text(x); }
166 bool get_pressure_width_flag()const { return checkbutton_pressure_width.get_active(); }
167 void set_pressure_width_flag(bool x) { return checkbutton_pressure_width.set_active(x); }
169 bool get_auto_loop_flag()const { return checkbutton_auto_loop.get_active(); }
170 void set_auto_loop_flag(bool x) { return checkbutton_auto_loop.set_active(x); }
172 bool get_auto_extend_flag()const { return checkbutton_auto_extend.get_active(); }
173 void set_auto_extend_flag(bool x) { return checkbutton_auto_extend.set_active(x); }
175 bool get_auto_link_flag()const { return checkbutton_auto_link.get_active(); }
176 void set_auto_link_flag(bool x) { return checkbutton_auto_link.set_active(x); }
178 bool get_region_flag()const { return checkbutton_region.get_active(); }
179 void set_region_flag(bool x) { return checkbutton_region.set_active(x); }
181 bool get_outline_flag()const { return checkbutton_outline.get_active(); }
182 void set_outline_flag(bool x) { return checkbutton_outline.set_active(x); }
184 bool get_auto_export_flag()const { return checkbutton_auto_export.get_active(); }
185 void set_auto_export_flag(bool x) { return checkbutton_auto_export.set_active(x); }
187 Real get_min_pressure() const { return adj_min_pressure.get_value(); }
188 void set_min_pressure(Real x) { return adj_min_pressure.set_value(x); }
190 Real get_feather() const { return adj_feather.get_value(); }
191 void set_feather(Real x) { return adj_feather.set_value(x); }
193 Real get_gthres() const { return adj_globalthres.get_value(); }
194 void set_gthres(Real x) { return adj_globalthres.set_value(x); }
196 Real get_lthres() const { return adj_localthres.get_value(); }
197 void set_lthres(Real x) { return adj_localthres.set_value(x); }
199 bool get_local_error_flag() const { return check_localerror.get_active(); }
200 void set_local_error_flag(bool x) { check_localerror.set_active(x); }
202 bool get_min_pressure_flag()const { return check_min_pressure.get_active(); }
203 void set_min_pressure_flag(bool x) { check_min_pressure.set_active(x); }
205 void load_settings();
206 void save_settings();
209 Smach::event_result event_stop_handler(const Smach::event& x);
211 Smach::event_result event_refresh_handler(const Smach::event& x);
213 Smach::event_result event_mouse_down_handler(const Smach::event& x);
215 Smach::event_result event_stroke(const Smach::event& x);
216 Smach::event_result event_refresh_tool_options(const Smach::event& x);
217 void refresh_tool_options();
219 Smach::event_result process_stroke(StrokeData stroke_data, WidthData width_data, bool region_flag=false);
221 bool process_queue();
224 StateDraw_Context(CanvasView* canvas_view);
226 ~StateDraw_Context();
228 const etl::handle<CanvasView>& get_canvas_view()const{return canvas_view_;}
229 etl::handle<synfigapp::CanvasInterface> get_canvas_interface()const{return canvas_view_->canvas_interface();}
230 synfig::Time get_time()const { return get_canvas_interface()->get_time(); }
231 synfig::Canvas::Handle get_canvas()const{return canvas_view_->get_canvas();}
232 WorkArea * get_work_area()const{return canvas_view_->get_work_area();}
234 //void on_user_click(synfig::Point point);
237 }; // END of class StateDraw_Context
240 /* === M E T H O D S ======================================================= */
242 StateDraw::StateDraw():
243 Smach::state<StateDraw_Context>("draw")
245 insert(event_def(EVENT_STOP,&StateDraw_Context::event_stop_handler));
246 insert(event_def(EVENT_REFRESH,&StateDraw_Context::event_refresh_handler));
247 insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,&StateDraw_Context::event_mouse_down_handler));
248 insert(event_def(EVENT_WORKAREA_STROKE,&StateDraw_Context::event_stroke));
249 insert(event_def(EVENT_REFRESH_TOOL_OPTIONS,&StateDraw_Context::event_refresh_tool_options));
252 StateDraw::~StateDraw()
258 StateDraw_Context::load_settings()
262 synfig::ChangeLocale change_locale(LC_NUMERIC, "C");
265 if(settings.get_value("draw.id",value))
268 set_id("NewDrawing");
270 if(settings.get_value("draw.pressure_width",value) && value=="0")
271 set_pressure_width_flag(false);
273 set_pressure_width_flag(true);
275 if(settings.get_value("draw.auto_loop",value) && value=="0")
276 set_auto_loop_flag(false);
278 set_auto_loop_flag(true);
280 if(settings.get_value("draw.auto_extend",value) && value=="0")
281 set_auto_extend_flag(false);
283 set_auto_extend_flag(true);
285 if(settings.get_value("draw.auto_link",value) && value=="0")
286 set_auto_link_flag(false);
288 set_auto_link_flag(true);
290 if(settings.get_value("draw.region",value) && value=="0")
291 set_region_flag(false);
293 set_region_flag(true);
295 if(settings.get_value("draw.outline",value) && value=="0")
296 set_outline_flag(false);
298 set_outline_flag(true);
300 if(settings.get_value("draw.auto_export",value) && value=="1")
301 set_auto_export_flag(true);
303 set_auto_export_flag(false);
305 if(settings.get_value("draw.min_pressure_on",value) && value=="0")
306 set_min_pressure_flag(false);
308 set_min_pressure_flag(true);
310 if(settings.get_value("draw.min_pressure",value))
312 Real n = atof(value.c_str());
317 if(settings.get_value("draw.feather",value))
319 Real n = atof(value.c_str());
324 if(settings.get_value("draw.gthreshold",value))
326 Real n = atof(value.c_str());
330 if(settings.get_value("draw.lthreshold",value))
332 Real n = atof(value.c_str());
336 if(settings.get_value("draw.localize",value) && value == "1")
337 set_local_error_flag(true);
339 set_local_error_flag(false);
343 synfig::warning("State Draw: Caught exception when attempting to load settings.");
348 StateDraw_Context::save_settings()
352 synfig::ChangeLocale change_locale(LC_NUMERIC, "C");
353 settings.set_value("draw.id",get_id().c_str());
354 settings.set_value("draw.pressure_width",get_pressure_width_flag()?"1":"0");
355 settings.set_value("draw.auto_loop",get_auto_loop_flag()?"1":"0");
356 settings.set_value("draw.auto_extend",get_auto_extend_flag()?"1":"0");
357 settings.set_value("draw.auto_link",get_auto_link_flag()?"1":"0");
358 settings.set_value("draw.region",get_region_flag()?"1":"0");
359 settings.set_value("draw.outline",get_outline_flag()?"1":"0");
360 settings.set_value("draw.auto_export",get_auto_export_flag()?"1":"0");
361 settings.set_value("draw.min_pressure",strprintf("%f",get_min_pressure()));
362 settings.set_value("draw.feather",strprintf("%f",get_feather()));
363 settings.set_value("draw.min_pressure_on",get_min_pressure_flag()?"1":"0");
364 settings.set_value("draw.gthreshold",strprintf("%f",get_gthres()));
365 settings.set_value("draw.lthreshold",strprintf("%f",get_lthres()));
366 settings.set_value("draw.localize",get_local_error_flag()?"1":"0");
370 synfig::warning("State Draw: Caught exception when attempting to save settings.");
375 StateDraw_Context::increment_id()
384 // If there is a number
385 // already at the end of the
386 // id, then remove it.
387 if(id[id.size()-1]<='9' && id[id.size()-1]>='0')
389 // figure out how many digits it is
391 (int)id.size()-1 >= digits && id[id.size()-1-digits] <= '9' && id[id.size()-1-digits] >= '0';
396 str_number=String(id,id.size()-digits,id.size());
397 id=String(id,0,id.size()-digits);
398 // synfig::info("---------------- \"%s\"",str_number.c_str());
400 number=atoi(str_number.c_str());
410 // Add the number back onto the id
412 const String format(strprintf("%%0%dd",digits));
413 id+=strprintf(format.c_str(),number);
420 StateDraw_Context::StateDraw_Context(CanvasView* canvas_view):
421 canvas_view_(canvas_view),
422 is_working(*canvas_view),
424 prev_workarea_layer_status_(get_work_area()->get_allow_layer_clicks()),
425 settings(synfigapp::Main::get_selected_input_device()->settings()),
427 checkbutton_pressure_width(_("Pressure Width")),
428 checkbutton_auto_loop(_("Auto Loop")),
429 checkbutton_auto_extend(_("Auto Extend")),
430 checkbutton_auto_link(_("Auto Link")),
431 checkbutton_region(_("Create Region BLine")),
432 checkbutton_outline(_("Create Outline BLine")),
433 checkbutton_auto_export(_("Auto Export")),
434 button_fill_last_stroke(_("Fill Last Stroke")),
435 adj_min_pressure(0,0,1,0.01,0.1),
436 spin_min_pressure(adj_min_pressure,0.1,3),
437 check_min_pressure(_("Min Pressure")),
438 adj_feather(0,0,10000,0.01,0.1),
439 spin_feather(adj_feather,0.01,4),
440 adj_globalthres(.70f,0.01,10000,0.01,0.1),
441 spin_globalthres(adj_globalthres,0.01,3),
442 adj_localthres(20,1,100000,0.1,1),
443 check_localerror(_("LocalError"))
451 options_table.attach(*manage(new Gtk::Label(_("Draw Tool"))), 0, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
452 options_table.attach(entry_id, 0, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
453 options_table.attach(checkbutton_outline, 0, 2, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
454 options_table.attach(checkbutton_region, 0, 2, 3, 4, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
455 options_table.attach(checkbutton_auto_loop, 0, 2, 4, 5, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
456 options_table.attach(checkbutton_auto_extend, 0, 2, 5, 6, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
457 options_table.attach(checkbutton_auto_link, 0, 2, 6, 7, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
458 options_table.attach(checkbutton_auto_export, 0, 2, 7, 8, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
459 options_table.attach(checkbutton_pressure_width, 0, 2, 8, 9, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
460 options_table.attach(check_localerror, 0, 2, 9, 10, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
462 options_table.attach(check_min_pressure, 0, 1, 10, 11, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
463 options_table.attach(spin_min_pressure, 1, 2, 10, 11, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
465 options_table.attach(*manage(new Gtk::Label(_("Smooth"))), 0, 1, 11, 12, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
466 options_table.attach(spin_globalthres, 1, 2, 11, 12, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
468 options_table.attach(*manage(new Gtk::Label(_("Feather"))), 0, 1, 12, 13, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
469 options_table.attach(spin_feather, 1, 2, 12, 13, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
471 //options_table.attach(button_fill_last_stroke, 0, 2, 13, 14, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
473 button_fill_last_stroke.signal_pressed().connect(sigc::mem_fun(*this,&StateDraw_Context::fill_last_stroke));
474 check_localerror.signal_toggled().connect(sigc::mem_fun(*this,&StateDraw_Context::UpdateErrorBox));
476 options_table.show_all();
477 refresh_tool_options();
478 //App::dialog_tool_options->set_widget(options_table);
479 App::dialog_tool_options->present();
482 old_duckmask=get_work_area()->get_type_mask();
483 get_work_area()->set_type_mask(Duck::TYPE_ALL-Duck::TYPE_TANGENT-Duck::TYPE_WIDTH);
485 // Turn off layer clicking
486 get_work_area()->set_allow_layer_clicks(false);
488 // Turn off duck clicking
489 get_work_area()->set_allow_duck_clicks(false);
491 // clear out the ducks
492 //get_work_area()->clear_ducks();
494 // Refresh the work area
495 //get_work_area()->queue_draw();
497 // Hide the tables if they are showing
498 prev_table_status=get_canvas_view()->tables_are_visible();
499 //if(prev_table_status)get_canvas_view()->hide_tables();
501 // Disable the time bar
502 get_canvas_view()->set_sensitive_timebar(false);
505 //get_work_area()->signal_user_click().connect(sigc::mem_fun(*this,&studio::StateDraw_Context::on_user_click));
507 get_work_area()->set_cursor(Gdk::PENCIL);
509 App::toolbox->refresh();
515 void StateDraw_Context::UpdateErrorBox()
517 if(get_local_error_flag())
519 spin_globalthres.set_adjustment(adj_localthres);
520 spin_globalthres.set_value(adj_localthres.get_value());
521 spin_globalthres.set_increments(0.1,1);
524 spin_globalthres.set_adjustment(adj_globalthres);
525 spin_globalthres.set_value(adj_globalthres.get_value());
526 spin_globalthres.set_increments(0.01,.1);
529 spin_globalthres.update();
533 StateDraw_Context::refresh_tool_options()
535 App::dialog_tool_options->clear();
536 App::dialog_tool_options->set_widget(options_table);
537 App::dialog_tool_options->set_local_name(_("Draw Tool"));
538 App::dialog_tool_options->set_name("draw");
540 App::dialog_tool_options->add_button(
541 Gtk::StockID("synfig-fill"),
542 _("Fill Last Stroke")
543 )->signal_clicked().connect(
546 &StateDraw_Context::fill_last_stroke));
550 StateDraw_Context::event_refresh_tool_options(const Smach::event& /*x*/)
552 refresh_tool_options();
553 return Smach::RESULT_ACCEPT;
556 StateDraw_Context::~StateDraw_Context()
560 App::dialog_tool_options->clear();
562 get_work_area()->set_type_mask(old_duckmask);
564 get_work_area()->reset_cursor();
566 // Restore layer clicking
567 get_work_area()->set_allow_layer_clicks(prev_workarea_layer_status_);
569 // Restore duck clicking
570 get_work_area()->set_allow_duck_clicks(true);
572 // Enable the time bar
573 get_canvas_view()->set_sensitive_timebar(true);
575 // Bring back the tables if they were out before
576 if(prev_table_status)get_canvas_view()->show_tables();
578 // Refresh the work area
579 get_work_area()->queue_draw();
581 App::toolbox->refresh();
585 StateDraw_Context::event_stop_handler(const Smach::event& /*x*/)
587 //throw Smach::egress_exception();
589 return Smach::RESULT_OK;
593 StateDraw_Context::event_refresh_handler(const Smach::event& /*x*/)
596 return Smach::RESULT_ACCEPT;
600 StateDraw_Context::event_mouse_down_handler(const Smach::event& x)
602 const EventMouse& event(*reinterpret_cast<const EventMouse*>(&x));
607 // Enter the stroke state to get the stroke
608 get_canvas_view()->get_smach().push_state(&state_stroke);
609 return Smach::RESULT_ACCEPT;
613 return Smach::RESULT_OK;
617 #define SIMILAR_TANGENT_THRESHOLD (0.2)
622 debugclass(const synfig::String &x):x(x)
624 // synfig::warning(">>>>>>>>>>>>>>>>>>> "+x);
628 // synfig::warning("<<<<<<<<<<<<<<<<<<< "+x);
635 DepthCounter(int &i):i(i) { i++; }
636 ~DepthCounter() { i--; }
640 StateDraw_Context::event_stroke(const Smach::event& x)
642 // debugclass debugger("StateDraw_Context::event_stroke(const Smach::event& x)");
644 const EventStroke& event(*reinterpret_cast<const EventStroke*>(&x));
646 assert(event.stroke_data);
648 get_work_area()->add_stroke(event.stroke_data,synfigapp::Main::get_outline_color());
652 DirtyTrap dirty_trap(get_work_area());
653 Smach::event_result result;
654 result=process_stroke(event.stroke_data,event.width_data,event.modifier&Gdk::CONTROL_MASK || event.modifier&Gdk::BUTTON2_MASK);
659 stroke_queue.push_back(pair<StrokeData,WidthData>(event.stroke_data,event.width_data));
661 return Smach::RESULT_ACCEPT;
665 StateDraw_Context::process_queue()
667 // debugclass debugger("StateDraw_Context::process_queue()");
670 DepthCounter depth_counter(nested);
671 while(!stroke_queue.empty())
673 pair<StrokeData,WidthData> front(stroke_queue.front());
674 process_stroke(front.first,front.second);
675 stroke_queue.pop_front();
681 StateDraw_Context::process_stroke(StrokeData stroke_data, WidthData width_data, bool region_flag)
683 // debugclass debugger("StateDraw_Context::process_stroke");
684 DepthCounter depth_counter(nested);
686 const float radius(synfigapp::Main::get_bline_width().units(get_canvas()->rend_desc())+(abs(get_work_area()->get_pw())+abs(get_work_area()->get_ph()))*5);
689 // If we aren't using pressure width,
690 // then set all the width to 1
691 if(!get_pressure_width_flag())
693 std::list<synfig::Real>::iterator iter;
694 for(iter=width_data->begin();iter!=width_data->end();++iter)
700 //get_work_area()->add_stroke(event.stroke_data,synfigapp::Main::get_outline_color());
701 //stroke_list.push_back(event.stroke_data);
704 std::list<synfig::BLinePoint> bline;
705 bool loop_bline_flag(false);
707 //Changed by Adrian - use resident class :)
708 //synfigapp::convert_stroke_to_bline(bline, *event.stroke_data,*event.width_data, synfigapp::Main::get_bline_width());
709 blineconv.width = synfigapp::Main::get_bline_width().units(get_canvas()->rend_desc());
711 if(get_local_error_flag())
713 float pw = get_work_area()->get_pw();
714 float ph = get_work_area()->get_ph();
716 blineconv.pixelwidth = sqrt(pw*pw+ph*ph);
717 blineconv.smoothness = get_lthres();
720 blineconv.pixelwidth = 1;
721 blineconv.smoothness = get_gthres();
724 blineconv(bline,*stroke_data,*width_data);
726 //Postprocess to require minimum pressure
727 if(get_min_pressure_flag())
729 synfigapp::BLineConverter::EnforceMinWidth(bline,get_min_pressure());
732 // If the start and end points are similar, then make them the same point
733 if (get_auto_loop_flag() &&
735 (bline.front().get_vertex() - bline.back().get_vertex()).mag() <= radius)
737 loop_bline_flag=true;
741 while (bline.size() > 2 &&
742 (bline.front().get_vertex() - bline.back().get_vertex()).mag() <= radius)
744 tangent=bline.back().get_tangent1();
745 width=bline.back().get_width();
749 if(abs(bline.front().get_tangent1().norm()*tangent.norm().perp())>SIMILAR_TANGENT_THRESHOLD)
751 // If the tangents are not similar, then
752 // split the tangents
753 bline.front().set_split_tangent_flag(true);
754 bline.front().set_tangent1(tangent);
758 // If the tangents are similar, then set the tangent
759 // to the average of the two
760 bline.front().set_tangent((tangent+bline.front().get_tangent1())*0.5f);
763 // Add the widths of the two points
765 Real tmp_width(bline.front().get_width()+width);
766 tmp_width=tmp_width<=1?tmp_width:1;
767 bline.front().set_width(tmp_width);
771 // If the bline only has one blinepoint, then there is nothing to do.
774 // hide the 'stroke' line we were drawing, unless the user
775 // explicitly requests that they are kept
776 if (!getenv("SYNFIG_KEEP_ABORTED_DRAW_LINES"))
779 return Smach::RESULT_OK;
783 return new_region(bline,radius);
785 return new_bline(bline,loop_bline_flag,radius);
789 StateDraw_Context::new_bline(std::list<synfig::BLinePoint> bline,bool loop_bline_flag,float radius)
791 synfigapp::SelectionManager::LayerList layer_list = get_canvas_view()->get_selection_manager()->get_selected_layers();
793 // Create the action group
794 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Sketch BLine"));
796 bool shift_origin = false;
797 Vector shift_origin_vector;
798 bool join_start_no_extend=false,join_finish_no_extend=false;
799 synfigapp::ValueDesc start_duck_value_desc,finish_duck_value_desc;
800 bool extend_start=false,extend_finish=false,complete_loop=false;
801 bool extend_start_join_same=false,extend_start_join_different=false;
802 bool extend_finish_join_same=false,extend_finish_join_different=false;
803 int start_duck_index = 0,finish_duck_index = 0; // initialized to keep the compiler happy; shouldn't be needed though
804 ValueNode_BLine::Handle start_duck_value_node_bline=NULL,finish_duck_value_node_bline=NULL;
806 // Find any ducks at the start or end that we might attach to
807 // (this used to only run if we didn't just draw a loop - ie. !loop_bline_flag
808 // but having loops auto-connect can be useful as well)
809 if(get_auto_extend_flag() || get_auto_link_flag())
811 etl::handle<Duck> start_duck(get_work_area()->find_duck(bline.front().get_vertex(),radius,Duck::TYPE_VERTEX));
812 etl::handle<Duck> finish_duck(get_work_area()->find_duck(bline.back().get_vertex(),radius,Duck::TYPE_VERTEX));
814 // check whether the start of the new line extends an
815 // existing line. this is only the case if the new
816 // line isn't a self-contained loop, and if the new
817 // line starts at one of the ends of an existing line
820 if(!(start_duck_value_desc=start_duck->get_value_desc()))break;
821 if(loop_bline_flag)break; // loops don't extend anything
822 if(!start_duck_value_desc.parent_is_value_node())break;
823 start_duck_index=start_duck_value_desc.get_index(); // which point on the line did we start drawing at
824 start_duck_value_node_bline=ValueNode_BLine::Handle::cast_dynamic(start_duck_value_desc.get_parent_value_node());
825 if(!get_auto_extend_flag())break;
827 // don't extend looped blines
828 if(start_duck_value_node_bline&&!start_duck_value_node_bline->get_loop()&&
829 // did we start drawing at either end of the line?
830 (start_duck_index==0||start_duck_index==start_duck_value_node_bline->link_count()-1))
834 shift_origin_vector=start_duck->get_origin();
838 // check whether the end of the new line extends an
839 // existing line. this is only the case if the new
840 // line isn't a self-contained loop, and if the new
841 // line ends at one of the ends of an existing line
844 if(!(finish_duck_value_desc=finish_duck->get_value_desc()))break;
845 if(loop_bline_flag)break;
846 if(!finish_duck_value_desc.parent_is_value_node())break;
847 finish_duck_index=finish_duck_value_desc.get_index();
848 finish_duck_value_node_bline=ValueNode_BLine::Handle::cast_dynamic(finish_duck_value_desc.get_parent_value_node());
849 if(!get_auto_extend_flag())break;
851 // don't extend looped blines
852 if(finish_duck_value_node_bline&&!finish_duck_value_node_bline->get_loop()&&
853 (finish_duck_index==0||finish_duck_index==finish_duck_value_node_bline->link_count()-1))
857 // we've started and finished drawing at the end of a bline. we can't
858 // extend both blines, so unless we started and finished at the 2 ends
859 // of the same bline, only extend the one we started on
860 if(start_duck_value_node_bline==finish_duck_value_node_bline)
861 complete_loop=extend_finish=true;
865 shift_origin_vector=finish_duck->get_origin();
870 // if the new line's start didn't extend an existing line,
871 // check whether it needs to be linked to an existing duck
872 if(!extend_start&&get_auto_link_flag()&&start_duck&&start_duck_value_desc)
873 switch(start_duck_value_desc.get_value_type())
875 case synfig::ValueBase::TYPE_BLINEPOINT:
876 start_duck_value_desc=synfigapp::ValueDesc(LinkableValueNode::Handle::cast_dynamic(start_duck_value_desc.get_value_node()),0);
878 case synfig::ValueBase::TYPE_VECTOR:
879 if (shift_origin && shift_origin_vector != start_duck->get_origin())
882 shift_origin_vector = start_duck->get_origin();
883 get_canvas_interface()->auto_export(start_duck_value_desc);
885 if(start_duck_value_node_bline&&start_duck_value_node_bline==finish_duck_value_node_bline)
886 extend_finish_join_same=true;
888 extend_finish_join_different=true;
890 join_start_no_extend=true;
895 // if the new line's end didn't extend an existing line,
896 // check whether it needs to be linked to an existing duck
897 if(!extend_finish&&get_auto_link_flag()&&finish_duck&&finish_duck_value_desc)
898 switch(finish_duck_value_desc.get_value_type())
900 case synfig::ValueBase::TYPE_BLINEPOINT:
901 finish_duck_value_desc=synfigapp::ValueDesc(LinkableValueNode::Handle::cast_dynamic(finish_duck_value_desc.get_value_node()),0);
903 case synfig::ValueBase::TYPE_VECTOR:
904 if (shift_origin && shift_origin_vector != finish_duck->get_origin())
907 shift_origin_vector = finish_duck->get_origin();
908 get_canvas_interface()->auto_export(finish_duck_value_desc);
910 if(finish_duck_value_node_bline&&start_duck_value_node_bline==finish_duck_value_node_bline)
911 extend_start_join_same=true;
913 extend_start_join_different=true;
915 join_finish_no_extend=true;
921 ValueNode_BLine::Handle value_node;
922 std::list<synfig::BLinePoint> trans_bline;
925 std::list<synfig::BLinePoint>::iterator iter;
926 const synfig::TransformStack& transform(get_canvas_view()->get_curr_transform_stack());
928 for(iter=bline.begin();iter!=bline.end();++iter)
930 BLinePoint bline_point(*iter);
931 Point new_vertex(transform.unperform(bline_point.get_vertex()));
933 bline_point.set_tangent1(
935 bline_point.get_tangent1()+bline_point.get_vertex()
939 bline_point.set_tangent2(
941 bline_point.get_tangent2()+bline_point.get_vertex()
946 new_vertex=new_vertex-shift_origin_vector;
948 bline_point.set_vertex(new_vertex);
950 trans_bline.push_back(bline_point);
952 value_node=ValueNode_BLine::create(synfig::ValueBase(trans_bline,loop_bline_flag));
954 Canvas::Handle canvas(get_canvas_view()->get_canvas());
955 Layer::Handle layer(get_canvas_view()->get_selection_manager()->get_selected_layer());
956 if (layer) canvas=layer->get_canvas();
957 value_node->set_member_canvas(canvas);
960 Smach::event_result result;
961 synfig::ValueNode_DynamicList::ListEntry source;
963 // the new line's start extends an existing line
966 int target_offset = 0;
967 if(complete_loop)trans_bline.pop_back();
968 trans_bline.pop_front();
969 if(start_duck_index==0)
970 { // We need to reverse the BLine first.
971 reverse_bline(trans_bline);
972 result=extend_bline_from_begin(start_duck_value_node_bline,trans_bline,complete_loop);
973 source=start_duck_value_node_bline->list.front();
974 target_offset=trans_bline.size();
978 result=extend_bline_from_end(start_duck_value_node_bline,trans_bline,complete_loop);
979 source=start_duck_value_node_bline->list.back();
982 if(extend_start_join_different)
983 LinkableValueNode::Handle::cast_dynamic(source.value_node)->
984 set_link("point",finish_duck_value_desc.get_value_node());
985 else if(extend_start_join_same)
986 LinkableValueNode::Handle::cast_dynamic(source.value_node)->
987 set_link("point",synfigapp::ValueDesc(LinkableValueNode::Handle::cast_dynamic(start_duck_value_node_bline->
988 list[target_offset+finish_duck_index].value_node),0).get_value_node());
992 // the new line's end extends an existing line
995 int target_offset = 0;
996 trans_bline.pop_back();
997 if(finish_duck_index==0)
999 result=extend_bline_from_begin(finish_duck_value_node_bline,trans_bline,false);
1000 source=finish_duck_value_node_bline->list.front();
1001 target_offset=trans_bline.size();
1004 { // We need to reverse the BLine first.
1005 reverse_bline(trans_bline);
1006 result=extend_bline_from_end(finish_duck_value_node_bline,trans_bline,false);
1007 source=finish_duck_value_node_bline->list.back();
1010 if(extend_finish_join_different)
1011 LinkableValueNode::Handle::cast_dynamic(source.value_node)->
1012 set_link("point",start_duck_value_desc.get_value_node());
1013 else if(extend_finish_join_same)
1014 LinkableValueNode::Handle::cast_dynamic(source.value_node)->
1015 set_link("point",synfigapp::ValueDesc(LinkableValueNode::Handle::cast_dynamic(finish_duck_value_node_bline->
1016 list[target_offset+start_duck_index].value_node),0).get_value_node());
1020 if (join_start_no_extend)
1021 LinkableValueNode::Handle::cast_dynamic(value_node->list.front().value_node)->
1022 set_link("point",start_duck_value_desc.get_value_node());
1024 if (join_finish_no_extend)
1025 LinkableValueNode::Handle::cast_dynamic(value_node->list.back().value_node)->
1026 set_link("point",finish_duck_value_desc.get_value_node());
1028 if(get_auto_export_flag())
1029 if (!get_canvas_interface()->add_value_node(value_node,get_id()))
1031 /* it's no big deal, is it? let's keep the shape anyway */
1032 // get_canvas_view()->get_ui_interface()->error(_("Unable to add value node"));
1035 // return Smach::RESULT_ERROR;
1038 last_stroke=value_node;
1039 last_stroke_id=get_id();
1042 // Create the layer(s)
1043 Layer::Handle layer;
1044 Canvas::Handle canvas(get_canvas_view()->get_canvas());
1047 // we are temporarily using the layer to hold something
1048 layer=get_canvas_view()->get_selection_manager()->get_selected_layer();
1051 depth=layer->get_depth();
1052 canvas=layer->get_canvas();
1055 // fill_last_stroke() will take care of clearing the selection if we're calling it
1056 if(get_outline_flag() && get_region_flag())
1058 if (fill_last_stroke_and_unselect_other_layers() == Smach::RESULT_ERROR)
1060 get_canvas_view()->get_selection_manager()->set_selected_layers(layer_list);
1061 get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
1063 return Smach::RESULT_ERROR;
1067 get_canvas_interface()->get_selection_manager()->clear_selected_layers();
1069 //int number(synfig::UniqueID().get_uid());
1071 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
1073 // if they're both defined, we'll add the region later
1074 if(get_outline_flag())
1076 layer=get_canvas_interface()->add_layer_to("outline",canvas,depth);
1079 get_canvas_view()->get_selection_manager()->set_selected_layers(layer_list);
1080 get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
1082 return Smach::RESULT_ERROR;
1084 layer->set_description(get_id()+_(" Outline"));
1088 layer=get_canvas_interface()->add_layer_to("region",canvas,depth);
1091 get_canvas_view()->get_selection_manager()->set_selected_layers(layer_list);
1092 get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
1094 return Smach::RESULT_ERROR;
1096 layer->set_description(get_id()+_(" Region"));
1101 layer->set_param("feather",get_feather());
1102 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
1105 //layer->set_description(strprintf("Stroke %d",number));
1106 //get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
1109 get_canvas_interface()->
1110 change_value(synfigapp::ValueDesc(layer,"origin"),shift_origin_vector);
1112 synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
1116 action->set_param("canvas",get_canvas());
1117 action->set_param("canvas_interface",get_canvas_interface());
1118 action->set_param("layer",layer);
1119 if(!action->set_param("param",String("bline")))
1120 synfig::error("LayerParamConnect didn't like \"param\"");
1121 if(!action->set_param("value_node",ValueNode::Handle(value_node)))
1122 synfig::error("LayerParamConnect didn't like \"value_node\"");
1124 if(!get_canvas_interface()->get_instance()->perform_action(action))
1126 get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
1130 return Smach::RESULT_ERROR;
1132 layer_list.push_back(layer);
1133 get_canvas_view()->get_selection_manager()->set_selected_layers(layer_list);
1138 return Smach::RESULT_ACCEPT;
1143 debug_show_vertex_list(int iteration, std::list<synfigapp::ValueDesc>& vertex_list,
1144 std::string title, int current)
1146 std::list<synfigapp::ValueDesc>::iterator i = vertex_list.begin();
1147 printf("\n%s\n ----- iter %d : ", title.c_str(), iteration);
1149 synfig::LinkableValueNode::Handle last = 0;
1154 bool started = false;
1155 for(;i!=vertex_list.end();i++,c++)
1157 synfigapp::ValueDesc value_desc(*i);
1159 if (value_desc.parent_is_value_node()) {
1160 if(value_desc.parent_is_linkable_value_node())
1162 index = value_desc.get_index();
1163 // printf("<%d>", index);
1164 if (last == synfig::LinkableValueNode::Handle::cast_reinterpret(value_desc.get_parent_value_node()))
1166 // printf("\n%s:%d\n", __FILE__, __LINE__);
1169 // printf("\n%s:%d\n", __FILE__, __LINE__);
1172 // printf("\n%s:%d\n", __FILE__, __LINE__);
1175 if (started) printf(", "); else started = true;
1176 printf("%d--%d", start, prev);
1180 if (started) printf(", "); else started = true;
1181 printf("%d", start);
1183 printf(", *%d*", index);
1188 // printf("\n%s:%d\n", __FILE__, __LINE__);
1189 if (index == start + 1)
1191 // printf("\n%s:%d\n", __FILE__, __LINE__);
1195 else if (index == start - 1)
1197 // printf("\n%s:%d\n", __FILE__, __LINE__);
1203 if (started) printf(", "); else started = true;
1204 printf("%d", start);
1208 else if (index == prev + dir)
1210 // printf("\n%s:%d\n", __FILE__, __LINE__);
1215 // printf("\n%s:%d\n", __FILE__, __LINE__);
1216 if (started) printf(", "); else started = true;
1218 printf("%d--%d", start, prev);
1220 printf("%d", start);
1221 // printf("\n%s:%d\n", __FILE__, __LINE__);
1228 // printf("\n%s:%d\n", __FILE__, __LINE__);
1231 if (started) printf(", "); else started = true;
1232 printf("*%d*", index);
1236 // printf("\n%s:%d\n", __FILE__, __LINE__);
1244 // printf("\n%s:%d\n", __FILE__, __LINE__);
1247 // printf("\n%s:%d\n", __FILE__, __LINE__);
1250 if (started) printf(", "); else started = true;
1252 printf("%d--%d", start, prev);
1254 printf("%d", start);
1256 // printf("\n%s:%d\n", __FILE__, __LINE__);
1259 // printf("\n%s:%d\n", __FILE__, __LINE__);
1260 last = synfig::LinkableValueNode::Handle::cast_reinterpret(value_desc.get_parent_value_node());
1261 printf("%d:(", synfig::LinkableValueNode::Handle::cast_reinterpret(value_desc.get_parent_value_node())->link_count());
1263 // printf("\n%s:%d\n", __FILE__, __LINE__);
1267 printf("*%d*", index);
1271 // printf("\n%s:%d\n", __FILE__, __LINE__);
1275 // printf("\n%s:%d\n", __FILE__, __LINE__);
1277 // printf("\n%s:%d\n", __FILE__, __LINE__);
1280 if (last) printf("?!) ");
1290 if (started) printf(", "); else started = true;
1294 printf("%d--%d", start, prev);
1296 printf("%d", start);
1303 #define debug_show_vertex_list(a,b,c,d)
1307 StateDraw_Context::new_region(std::list<synfig::BLinePoint> bline, synfig::Real radius)
1309 // Create the action group
1310 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Define Region"));
1312 std::list<synfigapp::ValueDesc> vertex_list;
1314 printf("new_region with %zd bline points\n", bline.size());
1316 // First we need to come up with a rough list of
1317 // BLinePoints that we are going to be using to
1318 // define our region.
1320 std::list<synfig::BLinePoint>::iterator iter;
1321 for(iter=bline.begin();iter!=bline.end();++iter)
1323 etl::handle<Duck> duck(get_work_area()->find_duck(iter->get_vertex(),0,Duck::TYPE_VERTEX));
1327 synfig::info(__FILE__":%d: Nothing to enclose!",__LINE__);
1328 return Smach::RESULT_OK;
1331 assert(duck->get_type()==Duck::TYPE_VERTEX);
1333 synfigapp::ValueDesc value_desc(duck->get_value_desc());
1337 synfig::info(__FILE__":%d: Got a hit, but no ValueDesc on this duck",__LINE__);
1341 switch(value_desc.get_value_type())
1343 case synfig::ValueBase::TYPE_BLINEPOINT:
1344 //if(vertex_list.empty() || value_desc!=vertex_list.back())
1345 vertex_list.push_back(value_desc);
1346 assert(vertex_list.back().is_valid());
1355 assert(vertex_list.back().is_valid());
1357 printf("vertex list with %zd bline points\n", vertex_list.size());
1359 // Remove any duplicates
1363 ValueNode_BLine::Handle value_node_bline;
1365 // Now we need to test for the trivial case,
1366 // which is where all of the vertices
1367 // come from one BLine.
1368 if(vertex_list.front().parent_is_linkable_value_node())
1370 bool trivial_case(true);
1371 ValueNode::Handle trivial_case_value_node;
1373 trivial_case_value_node=vertex_list.front().get_parent_value_node();
1375 std::list<synfigapp::ValueDesc>::iterator iter;
1376 for(iter=vertex_list.begin();iter!=vertex_list.end();++iter)
1378 if(trivial_case_value_node!=iter->get_parent_value_node())
1385 // \todo - re-enable this code
1386 if(trivial_case && false)
1388 synfig::info("all points are on the same bline, so just fill that line");
1389 value_node_bline=ValueNode_BLine::Handle::cast_dynamic(trivial_case_value_node);
1391 synfig::info("the line has %d vertices", value_node_bline->link_count());
1393 if(value_node_bline->link_count() <= 2)
1395 synfig::info(__FILE__":%d: Vertex list too small to make region.",__LINE__);
1396 return Smach::RESULT_OK;
1401 if(!value_node_bline)
1402 if(vertex_list.size()<=2)
1404 synfig::info(__FILE__":%d: Vertex list too small to make region.",__LINE__);
1405 return Smach::RESULT_OK;
1408 // Now we need to clean the list of vertices up
1409 // a bit. This includes inserting missing vertices
1410 // and removing extraneous ones.
1411 // We can do this in multiple passes.
1412 if(!value_node_bline)
1414 debug_show_vertex_list(0, vertex_list, "before shifting stuff", -1);
1415 // rearrange the list so that the first and last node are on different blines
1416 std::list<synfigapp::ValueDesc>::iterator iter, start;
1417 ValueNode::Handle last_value_node = vertex_list.back().get_parent_value_node();
1418 for(iter = vertex_list.begin(); iter!=vertex_list.end(); iter++)
1419 if (iter->get_parent_value_node() != last_value_node)
1421 vertex_list.insert(vertex_list.end(), vertex_list.begin(), iter);
1422 vertex_list.erase(vertex_list.begin(), iter);
1426 debug_show_vertex_list(0, vertex_list, "before detecting direction and limits", -1);
1427 // rearrange the list so that the first and last node are on different blines
1428 iter = vertex_list.begin();
1429 while (iter!=vertex_list.end())
1431 // make a note of which bline we're looking at
1432 ValueNode::Handle parent_value_node = iter->get_parent_value_node();
1434 int points_in_line = synfig::LinkableValueNode::Handle::cast_reinterpret(parent_value_node)->link_count();
1435 bool looped = (*parent_value_node)(get_time()).get_loop();
1436 int this_index, last_index = iter->get_index();
1437 int min_index = last_index, max_index = last_index;
1441 // printf("there are %d points in this line - first is index %d\n", points_in_line, last_index);
1443 // while we're looking at the same bline, keep going
1445 while (iter != vertex_list.end() && iter->get_parent_value_node() == parent_value_node)
1447 this_index = iter->get_index();
1448 // printf("index went from %d to %d\n", last_index, this_index);
1451 if (this_index - last_index > points_in_line/2)
1452 while (this_index - last_index > points_in_line/2)
1453 this_index -= points_in_line;
1454 else if (last_index - this_index > points_in_line/2)
1455 while (last_index - this_index > points_in_line/2)
1456 this_index += points_in_line;
1459 if (this_index < min_index) min_index = this_index;
1460 if (this_index > max_index) max_index = this_index;
1462 // printf("so let's imagine index went from %d to %d\n", last_index, this_index);
1463 if (this_index > last_index)
1465 else if (this_index < last_index)
1468 last_index = this_index;
1472 // printf("min %d and max %d\n", min_index, max_index);
1473 whole = max_index - min_index >= points_in_line;
1474 min_index = (min_index % points_in_line + points_in_line) % points_in_line;
1475 max_index = (max_index % points_in_line + points_in_line) % points_in_line;
1476 // they drew around a shape more than once - what's the start/end point? does it matter?
1477 if (whole) min_index = max_index = (min_index + max_index) / 2;
1478 // printf("processed min %d max %d whole %d\n", min_index, max_index, whole);
1484 // printf("whole (down) (%d) ", min_index);
1485 for (int i = min_index; i >= 0; i--)
1487 // printf("%d ", i);
1488 vertex_list.insert(start, synfigapp::ValueDesc(parent_value_node, i));
1490 for (int i = points_in_line - 1; i >= min_index; i--)
1492 // printf("%d ", i);
1493 vertex_list.insert(start, synfigapp::ValueDesc(parent_value_node, i));
1498 // printf("part (down) (%d -> %d) ", max_index, min_index);
1499 for (int i = max_index; i != min_index; i--)
1501 if (i == -1) i = points_in_line - 1;
1502 // printf("%d ", i);
1503 vertex_list.insert(start, synfigapp::ValueDesc(parent_value_node, i));
1505 vertex_list.insert(start, synfigapp::ValueDesc(parent_value_node, min_index));
1512 // printf("whole (%d) ", min_index);
1513 for (int i = min_index; i < points_in_line; i++)
1515 // printf("%d ", i);
1516 vertex_list.insert(start, synfigapp::ValueDesc(parent_value_node, i));
1518 for (int i = 0; i <= min_index; i++)
1520 // printf("%d ", i);
1521 vertex_list.insert(start, synfigapp::ValueDesc(parent_value_node, i));
1526 // printf("part (%d -> %d) ", min_index, max_index);
1527 for (int i = min_index; i != max_index; i++)
1529 if (i == points_in_line) i = 0;
1530 // printf("%d ", i);
1531 vertex_list.insert(start, synfigapp::ValueDesc(parent_value_node, i));
1533 vertex_list.insert(start, synfigapp::ValueDesc(parent_value_node, max_index));
1537 // debug_show_vertex_list(0, vertex_list, "after insert", -1);
1538 vertex_list.erase(start, iter);
1539 // debug_show_vertex_list(0, vertex_list, "after delete", -1);
1542 debug_show_vertex_list(0, vertex_list, "continuous vertices", -1);
1544 // \todo reenable or delete this section
1546 for(bool done=false;!done && i<30;i++)
1548 debug_show_vertex_list(i, vertex_list, "in big loop", -1);
1550 // Set done to "true" for now. If
1551 // any updates are performed, we will
1552 // change it back to false.
1555 std::list<synfigapp::ValueDesc>::iterator prev,next;
1556 prev=vertex_list.end();prev--; // Set prev to the last ValueDesc
1557 next=vertex_list.begin();
1558 iter=next++; // Set iter to the first value desc, and next to the second
1561 for(;iter!=vertex_list.end();prev=iter,iter++,next++,current++)
1563 // we need to be able to erase(next) and can't do that if next is end()
1564 if (next == vertex_list.end()) next = vertex_list.begin();
1565 debug_show_vertex_list(i, vertex_list, "in loop around vertices", current);
1566 synfigapp::ValueDesc value_prev(*prev);
1567 synfigapp::ValueDesc value_desc(*iter);
1568 synfigapp::ValueDesc value_next(*next);
1570 assert(value_desc.is_valid());
1571 assert(value_next.is_valid());
1572 assert(value_prev.is_valid());
1574 // synfig::info("-------");
1575 // synfig::info(__FILE__":%d: value_prev 0x%08X:%d",__LINE__,value_prev.get_parent_value_node().get(),value_prev.get_index());
1576 // synfig::info(__FILE__":%d: value_desc 0x%08X:%d",__LINE__,value_desc.get_parent_value_node().get(),value_desc.get_index());
1577 // synfig::info(__FILE__":%d: value_next 0x%08X:%d",__LINE__,value_next.get_parent_value_node().get(),value_next.get_index());
1580 if(value_prev.parent_is_value_node() && value_desc.parent_is_value_node() && value_next.parent_is_value_node())
1582 // Remove random extraneous vertices
1583 if(value_prev.get_parent_value_node()==value_next.get_parent_value_node() &&
1584 value_prev.get_parent_value_node()!=value_desc.get_parent_value_node())
1586 vertex_list.erase(iter);
1593 // // Remove duplicate vertices
1595 // // if previous is the same as current or
1596 // // current is the same as next, remove current
1597 // if(value_prev.get_value_node()==value_desc.get_value_node() ||
1598 // value_desc.get_value_node()==value_next.get_value_node())
1600 // vertex_list.erase(iter);
1602 // printf("erased node - i = %d\n", i);
1606 // // if previous is the same as next, remove previous? or next?
1607 // if(value_prev.get_value_node()==value_next.get_value_node())
1609 // vertex_list.erase(next);
1610 // // vertex_list.erase(prev);
1612 // printf("erased node - i = %d\n", i);
1616 // if 'this' and 'next' both have parents
1617 if (value_desc.parent_is_value_node() && value_next.parent_is_value_node())
1619 // if they are both on the same bline - this has been handled by new code above
1620 if (value_desc.get_parent_value_node() == value_next.get_parent_value_node())
1622 // // if (next != vertex_list.end())
1624 // printf("parent loop is %d and node loop is ??\n",
1625 // (*(value_desc.get_parent_value_node()))(get_time()).get_loop()
1626 // // value_desc.get_value_node().get_loop(),
1629 // // Fill in missing vertices
1630 // // \todo take loops into account: seeing (15, 2, 3, 4) probably means that (0, 1) is missing, not 14 through 3
1631 // if(value_desc.get_index()<value_next.get_index()-1)
1633 // debug_show_vertex_list(i, vertex_list,
1634 // strprintf("same parent, different points this %d < next-1 %d",
1635 // value_desc.get_index(), ((value_next.get_index()-1))),
1637 // for (int index = value_desc.get_index()+1; index < value_next.get_index(); index++)
1639 // printf("inserting up %d\n", index);
1640 // vertex_list.insert(next, synfigapp::ValueDesc(value_desc.get_parent_value_node(), index));
1642 // debug_show_vertex_list(i, vertex_list, "new list", current);
1646 // if(value_next.get_index()<value_desc.get_index()-1)
1648 // debug_show_vertex_list(i, vertex_list,
1649 // strprintf("same parent, different points next %d < this-1 %d",
1650 // value_next.get_index(), ((value_desc.get_index()-1))),
1652 // for (int index = value_desc.get_index()-1; index > value_next.get_index(); index--)
1654 // printf("inserting down %d\n", index);
1655 // vertex_list.insert(next, synfigapp::ValueDesc(value_desc.get_parent_value_node(), index));
1657 // debug_show_vertex_list(i, vertex_list, "new list", current);
1663 // 'this' and 'next' have different parents
1666 ValueNode::Handle v1 = value_desc.get_value_node();
1667 ValueNode::Handle v2 = value_desc.get_parent_value_node();
1671 printf("different\n");
1673 if (value_desc.get_value_node() != value_next.get_value_node())
1675 // Ensure that connections between blines are properly connected
1676 BLinePoint vertex(value_desc.get_value(get_time()).get(BLinePoint()));
1677 BLinePoint vertex_next(value_next.get_value(get_time()).get(BLinePoint()));
1679 //synfig::info("--------");
1680 //synfig::info(__FILE__":%d: vertex: [%f, %f]",__LINE__,vertex.get_vertex()[0],vertex.get_vertex()[1]);
1681 //synfig::info(__FILE__":%d: vertex_next: [%f, %f]",__LINE__,vertex_next.get_vertex()[0],vertex_next.get_vertex()[1]);
1683 // if this vertex is close to the next one, replace this vertex with a new one
1684 // and erase the next one
1685 printf("this point is %5.2f from the next point - compare with %5.2f\n",
1686 (vertex.get_vertex()-vertex_next.get_vertex()).mag_squared(),
1688 if((vertex.get_vertex()-vertex_next.get_vertex()).mag_squared()<radius*radius)
1690 printf("in one - it's close\n");
1691 ValueNode_Composite::Handle value_node;
1692 ValueNode_Composite::Handle value_node_next;
1693 value_node=ValueNode_Composite::Handle::cast_dynamic(value_desc.get_value_node().clone());
1694 value_node_next=ValueNode_Composite::Handle::cast_dynamic(value_next.get_value_node().clone());
1695 if(!value_node || !value_node_next)
1697 synfig::info(__FILE__":%d: Unable to properly connect blines.",__LINE__);
1700 // \todo if next isn't split, don't we want to copy its 'Tangent 1' instead?
1701 value_node->set_link("t2",value_node_next->get_link("t2"));
1702 value_node->set_link("split",ValueNode_Const::create(true));
1704 // get_canvas_interface()->auto_export(value_node);
1705 printf("exporting\n");
1706 get_canvas_interface()->add_value_node(value_node,value_node->get_id() + strprintf("foo %d", rand()));
1708 assert(value_node->is_exported());
1709 // replace 'this' with the new valuenode
1710 *iter=synfigapp::ValueDesc(get_canvas(),value_node->get_id());
1711 printf("erasing next\n");
1712 printf("erasing next point\n");
1713 vertex_list.erase(next);
1716 } // this vertex isn't close to the next one
1717 else if (value_prev.parent_is_value_node())
1719 printf("in two - it's far\n");
1720 // \todo this only makes sense if prev is on the same bline
1721 printf("this is index %d\n", value_desc.get_index());
1722 printf("prev is index %d\n", value_prev.get_index());
1723 bool positive_trend(value_desc.get_index()>value_prev.get_index());
1727 printf("positive trend\n");
1728 printf("comparing index %d < link_count()-1 = %d-1 = %d\n",
1729 value_desc.get_index(),
1730 LinkableValueNode::Handle::cast_static(value_desc.get_parent_value_node())->link_count(),
1731 LinkableValueNode::Handle::cast_static(value_desc.get_parent_value_node())->link_count()-1);
1732 if (value_desc.get_index()<LinkableValueNode::Handle::cast_static(value_desc.get_parent_value_node())->link_count()-1)
1734 printf("in two - b\n");
1735 printf("inserting node with index %d\n", value_desc.get_index()+1);
1736 vertex_list.insert(next,
1737 synfigapp::ValueDesc(value_desc.get_parent_value_node(),
1738 value_desc.get_index()+1));
1743 else // !positive_trend
1745 printf("negative trend\n");
1746 if(value_desc.get_index()>0)
1748 printf("in two - a\n");
1749 printf("inserting node on this line with index %d\n",
1750 value_desc.get_index()-1);
1751 vertex_list.insert(next,
1752 synfigapp::ValueDesc(value_desc.get_parent_value_node(),
1753 value_desc.get_index()-1));
1765 if(vertex_list.size()<=2)
1767 synfig::info(__FILE__":%d: Vertex list too small to make region.",__LINE__);
1768 return Smach::RESULT_OK;
1771 debug_show_vertex_list(i, vertex_list, "finished tidying list", -1);
1774 // If we aren't the trivial case,
1775 // then go ahead and create the new
1777 if(!value_node_bline)
1779 synfig::info("not all points are on the same bline");
1780 value_node_bline=ValueNode_BLine::create();
1782 std::list<synfigapp::ValueDesc>::iterator iter;
1783 for(iter=vertex_list.begin();iter!=vertex_list.end();++iter)
1785 // Ensure that the vertex is exported.
1786 get_canvas_interface()->auto_export(*iter);
1788 value_node_bline->add(iter->get_value_node());
1789 //value_node_bline->add(ValueNode_BLine::ListEntry(iter->get_value_node()));
1792 value_node_bline->set_loop(true);
1795 get_canvas_interface()->auto_export(value_node_bline);
1797 // Now we create the region layer
1800 Layer::Handle layer;
1801 Canvas::Handle canvas(get_canvas_view()->get_canvas());
1804 // we are temporarily using the layer to hold something
1805 layer=get_canvas_view()->get_selection_manager()->get_selected_layer();
1808 depth=layer->get_depth();
1809 canvas=layer->get_canvas();
1812 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
1814 layer=get_canvas_interface()->add_layer_to("region",canvas,depth);
1817 get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
1819 return Smach::RESULT_ERROR;
1824 layer->set_param("feather",get_feather());
1825 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
1827 get_canvas_interface()->signal_layer_param_changed()(layer,"color");
1829 synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
1833 action->set_param("canvas",get_canvas());
1834 action->set_param("canvas_interface",get_canvas_interface());
1835 action->set_param("layer",layer);
1836 if(!action->set_param("param",String("bline")))
1837 synfig::error("LayerParamConnect didn't like \"param\"");
1838 if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
1839 synfig::error("LayerParamConnect didn't like \"value_node\"");
1841 if(!get_canvas_interface()->get_instance()->perform_action(action))
1843 get_canvas_view()->get_ui_interface()->error(_("Unable to create Region layer"));
1845 return Smach::RESULT_ERROR;
1847 get_canvas_view()->get_selection_manager()->set_selected_layer(layer);
1850 return Smach::RESULT_ACCEPT;
1854 StateDraw_Context::refresh_ducks()
1856 get_canvas_view()->queue_rebuild_ducks();
1858 get_work_area()->clear_ducks();
1861 std::list< etl::smart_ptr<std::list<synfig::Point> > >::iterator iter;
1863 for(iter=stroke_list.begin();iter!=stroke_list.end();++iter)
1865 get_work_area()->add_stroke(*iter);
1868 get_work_area()->queue_draw();
1874 StateDraw_Context::extend_bline_from_begin(ValueNode_BLine::Handle value_node,std::list<synfig::BLinePoint> bline,bool complete_loop)
1876 // Create the action group
1877 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Extend BLine"));
1881 synfigapp::Action::Handle action(synfigapp::Action::create("ValueNodeDynamicListLoop"));
1884 action->set_param("canvas",get_canvas());
1885 action->set_param("canvas_interface",get_canvas_interface());
1886 action->set_param("value_node",ValueNode::Handle(value_node));
1888 if(!get_canvas_interface()->get_instance()->perform_action(action))
1890 get_canvas_view()->get_ui_interface()->error(_("Unable to set loop for bline"));
1892 return Smach::RESULT_ERROR;
1896 std::list<synfig::BLinePoint>::reverse_iterator iter;
1897 for(iter=bline.rbegin();!(iter==bline.rend());++iter)
1899 ValueNode_Composite::Handle composite(ValueNode_Composite::create(*iter));
1901 synfigapp::Action::Handle action(synfigapp::Action::create("ValueNodeDynamicListInsert"));
1904 synfigapp::ValueDesc value_desc(value_node,0);
1906 action->set_param("canvas",get_canvas());
1907 action->set_param("canvas_interface",get_canvas_interface());
1908 action->set_param("value_desc",value_desc);
1909 if(!action->set_param("item",ValueNode::Handle(composite)))
1910 synfig::error("ACTION didn't like \"item\"");
1912 if(!get_canvas_interface()->get_instance()->perform_action(action))
1914 get_canvas_view()->get_ui_interface()->error(_("Unable to insert item"));
1917 return Smach::RESULT_ERROR;
1920 last_stroke=value_node;
1921 return Smach::RESULT_ACCEPT;
1925 StateDraw_Context::extend_bline_from_end(ValueNode_BLine::Handle value_node,std::list<synfig::BLinePoint> bline,bool complete_loop)
1927 // Create the action group
1928 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Extend BLine"));
1932 synfigapp::Action::Handle action(synfigapp::Action::create("ValueNodeDynamicListLoop"));
1935 action->set_param("canvas",get_canvas());
1936 action->set_param("canvas_interface",get_canvas_interface());
1937 action->set_param("value_node",ValueNode::Handle(value_node));
1939 if(!get_canvas_interface()->get_instance()->perform_action(action))
1941 get_canvas_view()->get_ui_interface()->error(_("Unable to set loop for bline"));
1943 return Smach::RESULT_ERROR;
1947 std::list<synfig::BLinePoint>::iterator iter;
1948 for(iter=bline.begin();iter!=bline.end();++iter)
1950 ValueNode_Composite::Handle composite(ValueNode_Composite::create(*iter));
1952 synfigapp::Action::Handle action(synfigapp::Action::create("ValueNodeDynamicListInsert"));
1955 synfigapp::ValueDesc value_desc(value_node,value_node->link_count());
1957 action->set_param("canvas",get_canvas());
1958 action->set_param("canvas_interface",get_canvas_interface());
1959 action->set_param("value_desc",value_desc);
1960 if(!action->set_param("item",ValueNode::Handle(composite)))
1961 synfig::error("ACTION didn't like \"item\"");
1963 if(!get_canvas_interface()->get_instance()->perform_action(action))
1965 get_canvas_view()->get_ui_interface()->error(_("Unable to insert item"));
1968 return Smach::RESULT_ERROR;
1971 last_stroke=value_node;
1972 return Smach::RESULT_ACCEPT;
1976 StateDraw_Context::reverse_bline(std::list<synfig::BLinePoint> &bline)
1980 std::list<synfig::BLinePoint>::iterator iter,eiter;
1984 for(i=0;i<(int)bline.size()/2;++iter,--eiter,i++)
1986 iter_swap(iter,eiter);
1993 StateDraw_Context::fill_last_stroke_and_unselect_other_layers()
1996 return Smach::RESULT_OK;
1998 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Fill Stroke"));
2000 Layer::Handle layer;
2002 get_canvas_interface()->auto_export(last_stroke);
2004 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
2006 Canvas::Handle canvas(get_canvas_view()->get_canvas());
2009 layer=get_canvas_view()->get_selection_manager()->get_selected_layer();
2012 depth=layer->get_depth();
2013 canvas=layer->get_canvas();
2016 get_canvas_interface()->get_selection_manager()->clear_selected_layers();
2017 layer=get_canvas_interface()->add_layer_to("region", canvas, depth);
2018 if (!layer) return Smach::RESULT_ERROR;
2019 layer->set_description(last_stroke_id + _(" Region"));
2021 synfigapp::Action::Handle action(synfigapp::Action::create("LayerParamConnect"));
2025 action->set_param("canvas",get_canvas());
2026 action->set_param("canvas_interface",get_canvas_interface());
2027 action->set_param("layer",layer);
2028 if(!action->set_param("param",String("bline")))
2029 synfig::error("LayerParamConnect didn't like \"param\"");
2030 if(!action->set_param("value_node",ValueNode::Handle(last_stroke)))
2031 synfig::error("LayerParamConnect didn't like \"value_node\"");
2033 if(!get_canvas_interface()->get_instance()->perform_action(action))
2035 get_canvas_view()->get_ui_interface()->error(_("Unable to create Region layer"));
2037 return Smach::RESULT_OK;
2039 get_canvas_view()->get_selection_manager()->set_selected_layer(layer);
2040 return Smach::RESULT_OK;
2044 StateDraw_Context::fill_last_stroke()
2049 synfigapp::SelectionManager::LayerList layer_list = get_canvas_view()->get_selection_manager()->get_selected_layers();
2050 fill_last_stroke_and_unselect_other_layers();
2051 get_canvas_view()->get_selection_manager()->set_selected_layers(layer_list);