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
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_draw.h"
39 #include "state_stroke.h"
40 #include "canvasview.h"
43 #include <synfig/valuenode_bline.h>
44 #include <synfig/valuenode_composite.h>
45 #include <ETL/hermite>
46 #include <ETL/calculus>
48 #include "event_mouse.h"
49 #include "event_layerclick.h"
52 #include <synfigapp/blineconvert.h>
53 #include <synfigapp/main.h>
55 #include <ETL/gaussian>
56 #include "dialog_tooloptions.h"
58 #include <gtkmm/table.h>
59 #include <gtkmm/label.h>
60 #include <gtkmm/button.h>
61 #include <gtkmm/checkbutton.h>
62 #include <gtkmm/scale.h>
63 #include <sigc++/connection.h>
67 /* === U S I N G =========================================================== */
71 using namespace synfig;
72 using namespace studio;
74 /* === M A C R O S ========================================================= */
76 /* === G L O B A L S ======================================================= */
78 StateDraw studio::state_draw;
80 /* === C L A S S E S & S T R U C T S ======================================= */
82 class studio::StateDraw_Context : public sigc::trackable
84 typedef etl::smart_ptr<std::list<synfig::Point> > StrokeData;
85 typedef etl::smart_ptr<std::list<synfig::Real> > WidthData;
87 typedef list< pair<StrokeData,WidthData> > StrokeQueue;
89 StrokeQueue stroke_queue;
92 etl::handle<CanvasView> canvas_view_;
93 CanvasView::IsWorking is_working;
95 bool prev_table_status;
97 bool prev_workarea_layer_status_;
100 SigC::Connection process_queue_connection;
102 ValueNode_BLine::Handle last_stroke;
103 synfig::String last_stroke_id;
107 //Duckmatic::Push duckmatic_push;
109 std::list< etl::smart_ptr<std::list<synfig::Point> > > stroke_list;
111 void refresh_ducks();
113 Duckmatic::Type old_duckmask;
115 void fill_last_stroke();
117 Smach::event_result new_bline(std::list<synfig::BLinePoint> bline,bool loop_bline_flag,float radius);
119 Smach::event_result new_region(std::list<synfig::BLinePoint> bline,synfig::Real radius);
121 Smach::event_result extend_bline_from_begin(ValueNode_BLine::Handle value_node,std::list<synfig::BLinePoint> bline,bool complete_loop);
122 Smach::event_result extend_bline_from_end(ValueNode_BLine::Handle value_node,std::list<synfig::BLinePoint> bline,bool complete_loop);
123 void reverse_bline(std::list<synfig::BLinePoint> &bline);
125 synfigapp::Settings& settings;
127 Gtk::Table options_table;
129 Gtk::CheckButton checkbutton_pressure_width;
130 Gtk::CheckButton checkbutton_round_ends;
131 Gtk::CheckButton checkbutton_auto_loop; // whether to loop new strokes which start and end in the same place
132 Gtk::CheckButton checkbutton_auto_extend; // whether to extend existing lines
133 Gtk::CheckButton checkbutton_auto_link; // whether to link new ducks to existing ducks
134 Gtk::CheckButton checkbutton_region; // whether to create regions
135 Gtk::CheckButton checkbutton_outline; // whether to create outlines
136 Gtk::CheckButton checkbutton_auto_export;
137 Gtk::Button button_fill_last_stroke;
139 //pressure spinner and such
140 Gtk::Adjustment adj_min_pressure;
141 Gtk::SpinButton spin_min_pressure;
142 Gtk::CheckButton check_min_pressure;
144 Gtk::Adjustment adj_feather;
145 Gtk::SpinButton spin_feather;
147 Gtk::Adjustment adj_globalthres;
148 Gtk::SpinButton spin_globalthres;
150 Gtk::Adjustment adj_localthres;
151 Gtk::CheckButton check_localerror;
152 void UpdateErrorBox(); //switches the stuff if need be :)
154 //Added by Adrian - data drive HOOOOO
155 synfigapp::BLineConverter blineconv;
158 synfig::String get_id()const { return entry_id.get_text(); }
159 void set_id(const synfig::String& x) { return entry_id.set_text(x); }
161 bool get_pressure_width_flag()const { return checkbutton_pressure_width.get_active(); }
162 void set_pressure_width_flag(bool x) { return checkbutton_pressure_width.set_active(x); }
164 bool get_auto_loop_flag()const { return checkbutton_auto_loop.get_active(); }
165 void set_auto_loop_flag(bool x) { return checkbutton_auto_loop.set_active(x); }
167 bool get_auto_extend_flag()const { return checkbutton_auto_extend.get_active(); }
168 void set_auto_extend_flag(bool x) { return checkbutton_auto_extend.set_active(x); }
170 bool get_auto_link_flag()const { return checkbutton_auto_link.get_active(); }
171 void set_auto_link_flag(bool x) { return checkbutton_auto_link.set_active(x); }
173 bool get_region_flag()const { return checkbutton_region.get_active(); }
174 void set_region_flag(bool x) { return checkbutton_region.set_active(x); }
176 bool get_outline_flag()const { return checkbutton_outline.get_active(); }
177 void set_outline_flag(bool x) { return checkbutton_outline.set_active(x); }
179 bool get_auto_export_flag()const { return checkbutton_auto_export.get_active(); }
180 void set_auto_export_flag(bool x) { return checkbutton_auto_export.set_active(x); }
182 Real get_min_pressure() const { return adj_min_pressure.get_value(); }
183 void set_min_pressure(Real x) { return adj_min_pressure.set_value(x); }
185 Real get_feather() const { return adj_feather.get_value(); }
186 void set_feather(Real x) { return adj_feather.set_value(x); }
188 Real get_gthres() const { return adj_globalthres.get_value(); }
189 void set_gthres(Real x) { return adj_globalthres.set_value(x); }
191 Real get_lthres() const { return adj_localthres.get_value(); }
192 void set_lthres(Real x) { return adj_localthres.set_value(x); }
194 bool get_local_error_flag() const { return check_localerror.get_active(); }
195 void set_local_error_flag(bool x) { check_localerror.set_active(x); }
197 bool get_min_pressure_flag()const { return check_min_pressure.get_active(); }
198 void set_min_pressure_flag(bool x) { check_min_pressure.set_active(x); }
200 void load_settings();
201 void save_settings();
204 Smach::event_result event_stop_handler(const Smach::event& x);
206 Smach::event_result event_refresh_handler(const Smach::event& x);
208 Smach::event_result event_mouse_down_handler(const Smach::event& x);
210 Smach::event_result event_stroke(const Smach::event& x);
211 Smach::event_result event_refresh_tool_options(const Smach::event& x);
212 void refresh_tool_options();
214 Smach::event_result process_stroke(StrokeData stroke_data, WidthData width_data, bool region_flag=false);
216 bool process_queue();
219 StateDraw_Context(CanvasView* canvas_view);
221 ~StateDraw_Context();
223 const etl::handle<CanvasView>& get_canvas_view()const{return canvas_view_;}
224 etl::handle<synfigapp::CanvasInterface> get_canvas_interface()const{return canvas_view_->canvas_interface();}
225 synfig::Time get_time()const { return get_canvas_interface()->get_time(); }
226 synfig::Canvas::Handle get_canvas()const{return canvas_view_->get_canvas();}
227 WorkArea * get_work_area()const{return canvas_view_->get_work_area();}
229 //void on_user_click(synfig::Point point);
232 }; // END of class StateDraw_Context
235 /* === M E T H O D S ======================================================= */
237 StateDraw::StateDraw():
238 Smach::state<StateDraw_Context>("draw")
240 insert(event_def(EVENT_STOP,&StateDraw_Context::event_stop_handler));
241 insert(event_def(EVENT_REFRESH,&StateDraw_Context::event_refresh_handler));
242 insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,&StateDraw_Context::event_mouse_down_handler));
243 insert(event_def(EVENT_WORKAREA_STROKE,&StateDraw_Context::event_stroke));
244 insert(event_def(EVENT_REFRESH_TOOL_OPTIONS,&StateDraw_Context::event_refresh_tool_options));
247 StateDraw::~StateDraw()
253 StateDraw_Context::load_settings()
257 if(settings.get_value("draw.id",value))
260 set_id("NewDrawing");
262 if(settings.get_value("draw.pressure_width",value) && value=="0")
263 set_pressure_width_flag(false);
265 set_pressure_width_flag(true);
267 if(settings.get_value("draw.auto_loop",value) && value=="0")
268 set_auto_loop_flag(false);
270 set_auto_loop_flag(true);
272 if(settings.get_value("draw.auto_extend",value) && value=="0")
273 set_auto_extend_flag(false);
275 set_auto_extend_flag(true);
277 if(settings.get_value("draw.auto_link",value) && value=="0")
278 set_auto_link_flag(false);
280 set_auto_link_flag(true);
282 if(settings.get_value("draw.region",value) && value=="0")
283 set_region_flag(false);
285 set_region_flag(true);
287 if(settings.get_value("draw.outline",value) && value=="0")
288 set_outline_flag(false);
290 set_outline_flag(true);
292 if(settings.get_value("draw.auto_export",value) && value=="1")
293 set_auto_export_flag(true);
295 set_auto_export_flag(false);
297 if(settings.get_value("draw.min_pressure_on",value) && value=="0")
298 set_min_pressure_flag(false);
300 set_min_pressure_flag(true);
302 if(settings.get_value("draw.min_pressure",value))
304 Real n = atof(value.c_str());
309 if(settings.get_value("draw.feather",value))
311 Real n = atof(value.c_str());
316 if(settings.get_value("draw.gthreshold",value))
318 Real n = atof(value.c_str());
322 if(settings.get_value("draw.lthreshold",value))
324 Real n = atof(value.c_str());
328 if(settings.get_value("draw.localize",value) && value == "1")
329 set_local_error_flag(true);
331 set_local_error_flag(false);
335 StateDraw_Context::save_settings()
337 settings.set_value("draw.id",get_id().c_str());
338 settings.set_value("draw.pressure_width",get_pressure_width_flag()?"1":"0");
339 settings.set_value("draw.auto_loop",get_auto_loop_flag()?"1":"0");
340 settings.set_value("draw.auto_extend",get_auto_extend_flag()?"1":"0");
341 settings.set_value("draw.auto_link",get_auto_link_flag()?"1":"0");
342 settings.set_value("draw.region",get_region_flag()?"1":"0");
343 settings.set_value("draw.outline",get_outline_flag()?"1":"0");
344 settings.set_value("draw.auto_export",get_auto_export_flag()?"1":"0");
345 settings.set_value("draw.min_pressure",strprintf("%f",get_min_pressure()));
346 settings.set_value("draw.feather",strprintf("%f",get_feather()));
347 settings.set_value("draw.min_pressure_on",get_min_pressure_flag()?"1":"0");
348 settings.set_value("draw.gthreshold",strprintf("%f",get_gthres()));
349 settings.set_value("draw.lthreshold",strprintf("%f",get_lthres()));
350 settings.set_value("draw.localize",get_local_error_flag()?"1":"0");
354 StateDraw_Context::increment_id()
363 // If there is a number
364 // already at the end of the
365 // id, then remove it.
366 if(id[id.size()-1]<='9' && id[id.size()-1]>='0')
368 // figure out how many digits it is
369 for(digits=0;(int)id.size()-1>=digits && id[id.size()-1-digits]<='9' && id[id.size()-1-digits]>='0';digits++)while(false);
372 str_number=String(id,id.size()-digits,id.size());
373 id=String(id,0,id.size()-digits);
374 synfig::info("---------------- \"%s\"",str_number.c_str());
376 number=atoi(str_number.c_str());
386 // Add the number back onto the id
388 const String format(strprintf("%%0%dd",digits));
389 id+=strprintf(format.c_str(),number);
396 StateDraw_Context::StateDraw_Context(CanvasView* canvas_view):
397 canvas_view_(canvas_view),
398 is_working(*canvas_view),
400 prev_workarea_layer_status_(get_work_area()->get_allow_layer_clicks()),
401 settings(synfigapp::Main::get_selected_input_device()->settings()),
403 checkbutton_pressure_width(_("Pressure Width")),
404 checkbutton_auto_loop(_("Auto Loop")),
405 checkbutton_auto_extend(_("Auto Extend")),
406 checkbutton_auto_link(_("Auto Link")),
407 checkbutton_region(_("Create Region")),
408 checkbutton_outline(_("Create Outline")),
409 checkbutton_auto_export(_("Auto Export")),
410 button_fill_last_stroke(_("Fill Last Stroke")),
411 adj_min_pressure(0,0,1,0.01,0.1),
412 spin_min_pressure(adj_min_pressure,0.1,3),
413 check_min_pressure(_("Min Pressure")),
414 adj_feather(0,0,10000,0.01,0.1),
415 spin_feather(adj_feather,0.01,4),
416 adj_globalthres(.70f,0.01,10000,0.01,0.1),
417 spin_globalthres(adj_globalthres,0.01,3),
418 adj_localthres(20,1,100000,0.1,1),
419 check_localerror(_("LocalError"))
422 synfig::info("STATE SKETCH: entering state");
429 //options_table.attach(*manage(new Gtk::Label(_("Draw Tool"))), 0, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
430 options_table.attach(entry_id, 0, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
431 options_table.attach(checkbutton_region, 0, 2, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
432 options_table.attach(checkbutton_outline, 0, 2, 3, 4, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
433 options_table.attach(checkbutton_auto_loop, 0, 2, 4, 5, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
434 options_table.attach(checkbutton_auto_extend, 0, 2, 5, 6, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
435 options_table.attach(checkbutton_auto_link, 0, 2, 6, 7, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
436 options_table.attach(checkbutton_auto_export, 0, 2, 7, 8, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
437 options_table.attach(checkbutton_pressure_width, 0, 2, 8, 9, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
438 options_table.attach(check_localerror, 0, 2, 9, 10, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
440 options_table.attach(check_min_pressure, 0, 1, 10, 11, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
441 options_table.attach(spin_min_pressure, 1, 2, 10, 11, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
443 options_table.attach(*manage(new Gtk::Label(_("Smooth"))), 0, 1, 11, 12, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
444 options_table.attach(spin_globalthres, 1, 2, 11, 12, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
446 options_table.attach(*manage(new Gtk::Label(_("Feather"))), 0, 1, 12, 13, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
447 options_table.attach(spin_feather, 1, 2, 12, 13, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
449 //options_table.attach(button_fill_last_stroke, 0, 2, 13, 14, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
451 button_fill_last_stroke.signal_pressed().connect(sigc::mem_fun(*this,&StateDraw_Context::fill_last_stroke));
452 check_localerror.signal_toggled().connect(sigc::mem_fun(*this,&StateDraw_Context::UpdateErrorBox));
454 options_table.show_all();
455 refresh_tool_options();
456 //App::dialog_tool_options->set_widget(options_table);
457 App::dialog_tool_options->present();
460 old_duckmask=get_work_area()->get_type_mask();
461 get_work_area()->set_type_mask(Duck::TYPE_ALL-Duck::TYPE_TANGENT-Duck::TYPE_WIDTH);
463 // Turn off layer clicking
464 get_work_area()->set_allow_layer_clicks(false);
466 // Turn off duck clicking
467 get_work_area()->set_allow_duck_clicks(false);
469 // clear out the ducks
470 //get_work_area()->clear_ducks();
472 // Refresh the work area
473 //get_work_area()->queue_draw();
475 // Hide the tables if they are showing
476 prev_table_status=get_canvas_view()->tables_are_visible();
477 //if(prev_table_status)get_canvas_view()->hide_tables();
479 // Disable the time bar
480 get_canvas_view()->set_sensitive_timebar(false);
483 //get_work_area()->signal_user_click().connect(sigc::mem_fun(*this,&studio::StateDraw_Context::on_user_click));
485 get_canvas_view()->work_area->set_cursor(Gdk::PENCIL);
487 App::toolbox->refresh();
493 void StateDraw_Context::UpdateErrorBox()
495 if(get_local_error_flag())
497 spin_globalthres.set_adjustment(adj_localthres);
498 spin_globalthres.set_value(adj_localthres.get_value());
499 spin_globalthres.set_increments(0.1,1);
502 spin_globalthres.set_adjustment(adj_globalthres);
503 spin_globalthres.set_value(adj_globalthres.get_value());
504 spin_globalthres.set_increments(0.01,.1);
507 spin_globalthres.update();
511 StateDraw_Context::refresh_tool_options()
513 App::dialog_tool_options->clear();
514 App::dialog_tool_options->set_widget(options_table);
515 App::dialog_tool_options->set_local_name(_("Draw Tool"));
516 App::dialog_tool_options->set_name("draw");
518 App::dialog_tool_options->add_button(
519 Gtk::StockID("synfig-fill"),
520 _("Fill Last Stroke")
521 )->signal_clicked().connect(
524 &StateDraw_Context::fill_last_stroke));
528 StateDraw_Context::event_refresh_tool_options(const Smach::event& /*x*/)
530 refresh_tool_options();
531 return Smach::RESULT_ACCEPT;
534 StateDraw_Context::~StateDraw_Context()
538 App::dialog_tool_options->clear();
540 get_work_area()->set_type_mask(old_duckmask);
542 get_canvas_view()->work_area->reset_cursor();
544 // Restore layer clicking
545 get_work_area()->set_allow_layer_clicks(prev_workarea_layer_status_);
547 // Restore duck clicking
548 get_work_area()->set_allow_duck_clicks(true);
550 // Enable the time bar
551 get_canvas_view()->set_sensitive_timebar(true);
553 // Bring back the tables if they were out before
554 if(prev_table_status)get_canvas_view()->show_tables();
556 // Refresh the work area
557 get_work_area()->queue_draw();
559 App::toolbox->refresh();
563 StateDraw_Context::event_stop_handler(const Smach::event& /*x*/)
565 throw Smach::egress_exception();
569 StateDraw_Context::event_refresh_handler(const Smach::event& /*x*/)
572 return Smach::RESULT_ACCEPT;
576 StateDraw_Context::event_mouse_down_handler(const Smach::event& x)
578 const EventMouse& event(*reinterpret_cast<const EventMouse*>(&x));
583 // Enter the stroke state to get the stroke
584 get_canvas_view()->get_smach().push_state(&state_stroke);
585 return Smach::RESULT_ACCEPT;
588 case BUTTON_RIGHT: // Intercept the right-button click to short-circuit the pop-up menu
589 if (!getenv("SYNFIG_ENABLE_POPUP_MENU_IN_ALL_TOOLS"))
590 return Smach::RESULT_ACCEPT;
593 return Smach::RESULT_OK;
597 #define SIMILAR_TANGENT_THRESHOLD (0.2)
602 debugclass(const synfig::String &x):x(x)
604 // synfig::warning(">>>>>>>>>>>>>>>>>>> "+x);
608 // synfig::warning("<<<<<<<<<<<<<<<<<<< "+x);
615 DepthCounter(int &i):i(i) { i++; }
616 ~DepthCounter() { i--; }
620 StateDraw_Context::event_stroke(const Smach::event& x)
622 // debugclass debugger("StateDraw_Context::event_stroke(const Smach::event& x)");
624 const EventStroke& event(*reinterpret_cast<const EventStroke*>(&x));
626 assert(event.stroke_data);
628 get_work_area()->add_stroke(event.stroke_data,synfigapp::Main::get_foreground_color());
632 DirtyTrap dirty_trap(get_work_area());
633 Smach::event_result result;
634 result=process_stroke(event.stroke_data,event.width_data,event.modifier&Gdk::CONTROL_MASK || event.modifier&Gdk::BUTTON2_MASK);
639 stroke_queue.push_back(pair<StrokeData,WidthData>(event.stroke_data,event.width_data));
641 return Smach::RESULT_ACCEPT;
645 StateDraw_Context::process_queue()
647 // debugclass debugger("StateDraw_Context::process_queue()");
650 DepthCounter depth_counter(nested);
651 while(!stroke_queue.empty())
653 pair<StrokeData,WidthData> front(stroke_queue.front());
654 process_stroke(front.first,front.second);
655 stroke_queue.pop_front();
661 StateDraw_Context::process_stroke(StrokeData stroke_data, WidthData width_data, bool region_flag)
663 // debugclass debugger("StateDraw_Context::process_stroke");
664 DepthCounter depth_counter(nested);
666 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);
669 // If we aren't using pressure width,
670 // then set all the width to 1
671 if(!get_pressure_width_flag())
673 std::list<synfig::Real>::iterator iter;
674 for(iter=width_data->begin();iter!=width_data->end();++iter)
680 //get_work_area()->add_stroke(event.stroke_data,synfigapp::Main::get_foreground_color());
681 //stroke_list.push_back(event.stroke_data);
684 std::list<synfig::BLinePoint> bline;
685 bool loop_bline_flag(false);
687 //Changed by Adrian - use resident class :)
688 //synfigapp::convert_stroke_to_bline(bline, *event.stroke_data,*event.width_data, synfigapp::Main::get_bline_width());
689 blineconv.width = synfigapp::Main::get_bline_width().units(get_canvas()->rend_desc());
691 if(get_local_error_flag())
693 float pw = get_work_area()->get_pw();
694 float ph = get_work_area()->get_ph();
696 blineconv.pixelwidth = sqrt(pw*pw+ph*ph);
697 blineconv.smoothness = get_lthres();
700 blineconv.pixelwidth = 1;
701 blineconv.smoothness = get_gthres();
704 blineconv(bline,*stroke_data,*width_data);
706 //Postprocess to require minimum pressure
707 if(get_min_pressure_flag())
709 synfigapp::BLineConverter::EnforceMinWidth(bline,get_min_pressure());
712 // If the start and end points are similar, then make them the same point
713 if(get_auto_loop_flag() &&
714 bline.size()>2&&(bline.front().get_vertex()-bline.back().get_vertex()).mag()<=radius)
716 loop_bline_flag=true;
720 while(bline.size()>2&&(bline.front().get_vertex()-bline.back().get_vertex()).mag()<=radius)
722 tangent=bline.back().get_tangent1();
723 width=bline.back().get_width();
727 if(abs(bline.front().get_tangent1().norm()*tangent.norm().perp())>SIMILAR_TANGENT_THRESHOLD)
729 // If the tangents are not similar, then
730 // split the tangents
731 bline.front().set_split_tangent_flag(true);
732 bline.front().set_tangent1(tangent);
736 // If the tangents are similar, then set the tangent
737 // to the average of the two
738 bline.front().set_tangent((tangent+bline.front().get_tangent1())*0.5f);
741 // Add the widths of the two points
743 Real tmp_width(bline.front().get_width()+width);
744 tmp_width=tmp_width<=1?tmp_width:1;
745 bline.front().set_width(tmp_width);
749 // If the bline only has one blinepoint, then there is nothing to do.
751 return Smach::RESULT_OK;
754 return new_region(bline,radius);
756 return new_bline(bline,loop_bline_flag,radius);
760 StateDraw_Context::new_bline(std::list<synfig::BLinePoint> bline,bool loop_bline_flag,float radius)
762 // Create the action group
763 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Sketch BLine"));
765 bool shift_offset = false;
766 Vector shift_offset_vector;
767 bool join_start_no_extend=false,join_finish_no_extend=false;
768 synfigapp::ValueDesc start_duck_value_desc,finish_duck_value_desc;
769 bool extend_start=false,extend_finish=false,complete_loop=false;
770 bool extend_start_join_same=false,extend_start_join_different=false;
771 bool extend_finish_join_same=false,extend_finish_join_different=false;
772 int start_duck_index = 0,finish_duck_index = 0; // initialized to keep the compiler happy; shouldn't be needed though
773 ValueNode_BLine::Handle start_duck_value_node_bline=NULL,finish_duck_value_node_bline=NULL;
775 // Find any ducks at the start or end that we might attach to
776 // (this used to only run if we didn't just draw a loop - ie. !loop_bline_flag
777 // but having loops auto-connect can be useful as well)
778 if(get_auto_extend_flag() || get_auto_link_flag())
780 etl::handle<Duck> start_duck(get_work_area()->find_duck(bline.front().get_vertex(),radius,Duck::TYPE_VERTEX));
781 etl::handle<Duck> finish_duck(get_work_area()->find_duck(bline.back().get_vertex(),radius,Duck::TYPE_VERTEX));
783 // check whether the start of the new line extends an
784 // existing line. this is only the case if the new
785 // line isn't a self-contained loop, and if the new
786 // line starts at one of the ends of an existing line
789 if(!(start_duck_value_desc=start_duck->get_value_desc()))break;
790 if(loop_bline_flag)break; // loops don't extend anything
791 if(!start_duck_value_desc.parent_is_value_node())break;
792 start_duck_index=start_duck_value_desc.get_index(); // which point on the line did we start drawing at
793 start_duck_value_node_bline=ValueNode_BLine::Handle::cast_dynamic(start_duck_value_desc.get_parent_value_node());
794 if(!get_auto_extend_flag())break;
796 // don't extend looped blines
797 if(start_duck_value_node_bline&&!start_duck_value_node_bline->get_loop()&&
798 // did we start drawing at either end of the line?
799 (start_duck_index==0||start_duck_index==start_duck_value_node_bline->link_count()-1))
803 shift_offset_vector=start_duck->get_origin();
807 // check whether the end of the new line extends an
808 // existing line. this is only the case if the new
809 // line isn't a self-contained loop, and if the new
810 // line ends at one of the ends of an existing line
813 if(!(finish_duck_value_desc=finish_duck->get_value_desc()))break;
814 if(loop_bline_flag)break;
815 if(!finish_duck_value_desc.parent_is_value_node())break;
816 finish_duck_index=finish_duck_value_desc.get_index();
817 finish_duck_value_node_bline=ValueNode_BLine::Handle::cast_dynamic(finish_duck_value_desc.get_parent_value_node());
818 if(!get_auto_extend_flag())break;
820 // don't extend looped blines
821 if(finish_duck_value_node_bline&&!finish_duck_value_node_bline->get_loop()&&
822 (finish_duck_index==0||finish_duck_index==finish_duck_value_node_bline->link_count()-1))
825 // we've started and finished drawing at the end of a bline. we can't
826 // extend both blines, so unless we started and finished at the 2 ends
827 // of the same bline, only extend the one we started on
828 if(start_duck_value_node_bline==finish_duck_value_node_bline)
829 complete_loop=extend_finish=true;
833 shift_offset_vector=finish_duck->get_origin();
837 // if the new line's start didn't extend an existing line,
838 // check whether it needs to be linked to an existing duck
839 if(!extend_start&&get_auto_link_flag()&&start_duck&&start_duck_value_desc)
840 switch(start_duck_value_desc.get_value_type())
842 case synfig::ValueBase::TYPE_BLINEPOINT:
843 start_duck_value_desc=synfigapp::ValueDesc(LinkableValueNode::Handle::cast_dynamic(start_duck_value_desc.get_value_node()),0);
845 case synfig::ValueBase::TYPE_VECTOR:
846 if (shift_offset && shift_offset_vector != start_duck->get_origin())
849 shift_offset_vector = start_duck->get_origin();
850 get_canvas_interface()->auto_export(start_duck_value_desc);
852 if(start_duck_value_node_bline&&start_duck_value_node_bline==finish_duck_value_node_bline)
853 extend_finish_join_same=true;
855 extend_finish_join_different=true;
857 join_start_no_extend=true;
862 // if the new line's end didn't extend an existing line,
863 // check whether it needs to be linked to an existing duck
864 if(!extend_finish&&get_auto_link_flag()&&finish_duck&&finish_duck_value_desc)
865 switch(finish_duck_value_desc.get_value_type())
867 case synfig::ValueBase::TYPE_BLINEPOINT:
868 finish_duck_value_desc=synfigapp::ValueDesc(LinkableValueNode::Handle::cast_dynamic(finish_duck_value_desc.get_value_node()),0);
870 case synfig::ValueBase::TYPE_VECTOR:
871 if (shift_offset && shift_offset_vector != finish_duck->get_origin())
874 shift_offset_vector = finish_duck->get_origin();
875 get_canvas_interface()->auto_export(finish_duck_value_desc);
877 if(finish_duck_value_node_bline&&start_duck_value_node_bline==finish_duck_value_node_bline)
878 extend_start_join_same=true;
880 extend_start_join_different=true;
882 join_finish_no_extend=true;
888 ValueNode_BLine::Handle value_node;
889 std::list<synfig::BLinePoint> trans_bline;
892 std::list<synfig::BLinePoint>::iterator iter;
893 const synfig::TransformStack& transform(get_canvas_view()->get_curr_transform_stack());
895 for(iter=bline.begin();iter!=bline.end();++iter)
897 BLinePoint bline_point(*iter);
898 Point new_vertex(transform.unperform(bline_point.get_vertex()));
900 bline_point.set_tangent1(
902 bline_point.get_tangent1()+bline_point.get_vertex()
906 bline_point.set_tangent2(
908 bline_point.get_tangent2()+bline_point.get_vertex()
913 new_vertex=new_vertex-shift_offset_vector;
915 bline_point.set_vertex(new_vertex);
917 trans_bline.push_back(bline_point);
919 value_node=ValueNode_BLine::create(synfig::ValueBase(trans_bline,loop_bline_flag));
922 Smach::event_result result;
923 synfig::ValueNode_DynamicList::ListEntry source;
925 // the new line's start extends an existing line
928 int target_offset = 0;
929 if(complete_loop)trans_bline.pop_back();
930 trans_bline.pop_front();
931 if(start_duck_index==0)
932 { // We need to reverse the BLine first.
933 reverse_bline(trans_bline);
934 result=extend_bline_from_begin(start_duck_value_node_bline,trans_bline,complete_loop);
935 source=start_duck_value_node_bline->list.front();
936 target_offset=trans_bline.size();
940 result=extend_bline_from_end(start_duck_value_node_bline,trans_bline,complete_loop);
941 source=start_duck_value_node_bline->list.back();
944 if(extend_start_join_different)
945 LinkableValueNode::Handle::cast_dynamic(source.value_node)->
946 set_link(0,finish_duck_value_desc.get_value_node());
947 else if(extend_start_join_same)
948 LinkableValueNode::Handle::cast_dynamic(source.value_node)->
949 set_link(0,synfigapp::ValueDesc(LinkableValueNode::Handle::cast_dynamic(start_duck_value_node_bline->
950 list[target_offset+finish_duck_index].value_node),0).get_value_node());
954 // the new line's end extends an existing line
957 int target_offset = 0;
958 trans_bline.pop_back();
959 if(finish_duck_index==0)
961 result=extend_bline_from_begin(finish_duck_value_node_bline,trans_bline,false);
962 source=finish_duck_value_node_bline->list.front();
963 target_offset=trans_bline.size();
966 { // We need to reverse the BLine first.
967 reverse_bline(trans_bline);
968 result=extend_bline_from_end(finish_duck_value_node_bline,trans_bline,false);
969 source=finish_duck_value_node_bline->list.back();
972 if(extend_finish_join_different)
973 LinkableValueNode::Handle::cast_dynamic(source.value_node)->
974 set_link(0,start_duck_value_desc.get_value_node());
975 else if(extend_finish_join_same)
976 LinkableValueNode::Handle::cast_dynamic(source.value_node)->
977 set_link(0,synfigapp::ValueDesc(LinkableValueNode::Handle::cast_dynamic(finish_duck_value_node_bline->
978 list[target_offset+start_duck_index].value_node),0).get_value_node());
982 if (join_start_no_extend)
983 LinkableValueNode::Handle::cast_dynamic(value_node->list.front().value_node)->
984 set_link(0,start_duck_value_desc.get_value_node());
986 if (join_finish_no_extend)
987 LinkableValueNode::Handle::cast_dynamic(value_node->list.back().value_node)->
988 set_link(0,finish_duck_value_desc.get_value_node());
990 if(get_auto_export_flag()) {
991 printf("this is where we would export the new line\n");
992 if (!get_canvas_interface()->add_value_node(value_node,get_id()))
994 /* it's no big deal, is it? let's keep the shape anyway */
995 // get_canvas_view()->get_ui_interface()->error(_("Unable to add value node"));
998 // return Smach::RESULT_ERROR;
1002 last_stroke=value_node;
1003 last_stroke_id=get_id();
1006 // Create the layer(s)
1007 Layer::Handle layer;
1008 Canvas::Handle canvas(get_canvas_view()->get_canvas());
1011 // we are temporarily using the layer to hold something
1012 layer=get_canvas_view()->get_selection_manager()->get_selected_layer();
1015 depth=layer->get_depth();
1016 canvas=layer->get_canvas();
1019 // fill_last_stroke() will take care of clearing the selection if we're calling it
1020 if(get_outline_flag() && get_region_flag())
1023 get_canvas_interface()->get_selection_manager()->clear_selected_layers();
1025 //int number(synfig::UniqueID().get_uid());
1027 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
1029 // if they're both defined, we'll add the region later
1030 if(get_outline_flag())
1032 layer=get_canvas_interface()->add_layer_to("outline",canvas,depth);
1033 layer->set_description(get_id()+_(" Outline"));
1037 layer=get_canvas_interface()->add_layer_to("region",canvas,depth);
1038 layer->set_description(get_id()+_(" Region"));
1043 layer->set_param("feather",get_feather());
1044 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
1047 //layer->set_description(strprintf("Stroke %d",number));
1048 //get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
1051 get_canvas_interface()->
1052 change_value(synfigapp::ValueDesc(layer,"offset"),shift_offset_vector);
1054 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
1058 action->set_param("canvas",get_canvas());
1059 action->set_param("canvas_interface",get_canvas_interface());
1060 action->set_param("layer",layer);
1061 if(!action->set_param("param",String("bline")))
1062 synfig::error("LayerParamConnect didn't like \"param\"");
1063 if(!action->set_param("value_node",ValueNode::Handle(value_node)))
1064 synfig::error("LayerParamConnect didn't like \"value_node\"");
1066 if(!get_canvas_interface()->get_instance()->perform_action(action))
1068 get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
1072 return Smach::RESULT_ERROR;
1074 get_canvas_view()->get_selection_manager()->set_selected_layer(layer);
1079 return Smach::RESULT_ACCEPT;
1084 debug_show_vertex_list(int iteration, std::list<synfigapp::ValueDesc>& vertex_list,
1085 std::string title, int current)
1087 std::list<synfigapp::ValueDesc>::iterator i = vertex_list.begin();
1088 printf("\n%s\n ----- iter %d : ", title.c_str(), iteration);
1090 synfig::LinkableValueNode::Handle last = 0;
1095 bool started = false;
1096 for(;i!=vertex_list.end();i++,c++)
1098 synfigapp::ValueDesc value_desc(*i);
1100 if (value_desc.parent_is_value_node()) {
1101 if(value_desc.parent_is_linkable_value_node())
1103 index = value_desc.get_index();
1104 // printf("<%d>", index);
1105 if (last == synfig::LinkableValueNode::Handle::cast_reinterpret(value_desc.get_parent_value_node()))
1107 // printf("\n%s:%d\n", __FILE__, __LINE__);
1110 // printf("\n%s:%d\n", __FILE__, __LINE__);
1113 // printf("\n%s:%d\n", __FILE__, __LINE__);
1116 if (started) printf(", "); else started = true;
1117 printf("%d--%d", start, prev);
1121 if (started) printf(", "); else started = true;
1122 printf("%d", start);
1124 printf(", *%d*", index);
1129 // printf("\n%s:%d\n", __FILE__, __LINE__);
1130 if (index == start + 1)
1132 // printf("\n%s:%d\n", __FILE__, __LINE__);
1136 else if (index == start - 1)
1138 // printf("\n%s:%d\n", __FILE__, __LINE__);
1144 if (started) printf(", "); else started = true;
1145 printf("%d", start);
1149 else if (index == prev + dir)
1151 // printf("\n%s:%d\n", __FILE__, __LINE__);
1156 // printf("\n%s:%d\n", __FILE__, __LINE__);
1157 if (started) printf(", "); else started = true;
1159 printf("%d--%d", start, prev);
1161 printf("%d", start);
1162 // printf("\n%s:%d\n", __FILE__, __LINE__);
1169 // printf("\n%s:%d\n", __FILE__, __LINE__);
1172 if (started) printf(", "); else started = true;
1173 printf("*%d*", index);
1177 // printf("\n%s:%d\n", __FILE__, __LINE__);
1185 // printf("\n%s:%d\n", __FILE__, __LINE__);
1188 // printf("\n%s:%d\n", __FILE__, __LINE__);
1191 if (started) printf(", "); else started = true;
1193 printf("%d--%d", start, prev);
1195 printf("%d", start);
1197 // printf("\n%s:%d\n", __FILE__, __LINE__);
1200 // printf("\n%s:%d\n", __FILE__, __LINE__);
1201 last = synfig::LinkableValueNode::Handle::cast_reinterpret(value_desc.get_parent_value_node());
1202 printf("%d:(", synfig::LinkableValueNode::Handle::cast_reinterpret(value_desc.get_parent_value_node())->link_count());
1204 // printf("\n%s:%d\n", __FILE__, __LINE__);
1208 printf("*%d*", index);
1212 // printf("\n%s:%d\n", __FILE__, __LINE__);
1216 // printf("\n%s:%d\n", __FILE__, __LINE__);
1218 // printf("\n%s:%d\n", __FILE__, __LINE__);
1221 if (last) printf("?!) ");
1231 if (started) printf(", "); else started = true;
1234 printf("%d--%d", start, prev);
1236 printf("%d", start);
1242 #define debug_show_vertex_list(a,b,c,d)
1246 StateDraw_Context::new_region(std::list<synfig::BLinePoint> bline, synfig::Real radius)
1248 // Create the action group
1249 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Define Region"));
1251 std::list<synfigapp::ValueDesc> vertex_list;
1253 printf("new_region with %d bline points\n", bline.size());
1255 // First we need to come up with a rough list of
1256 // BLinePoints that we are going to be using to
1257 // define our region.
1259 std::list<synfig::BLinePoint>::iterator iter;
1260 for(iter=bline.begin();iter!=bline.end();++iter)
1262 etl::handle<Duck> duck(get_work_area()->find_duck(iter->get_vertex(),0,Duck::TYPE_VERTEX));
1266 synfig::info(__FILE__":%d: Nothing to enclose!",__LINE__);
1267 return Smach::RESULT_OK;
1270 assert(duck->get_type()==Duck::TYPE_VERTEX);
1272 synfigapp::ValueDesc value_desc(duck->get_value_desc());
1276 synfig::info(__FILE__":%d: Got a hit, but no ValueDesc on this duck",__LINE__);
1280 switch(value_desc.get_value_type())
1282 case synfig::ValueBase::TYPE_BLINEPOINT:
1283 //if(vertex_list.empty() || value_desc!=vertex_list.back())
1284 vertex_list.push_back(value_desc);
1285 assert(vertex_list.back().is_valid());
1294 assert(vertex_list.back().is_valid());
1296 printf("vertex list with %d bline points\n", vertex_list.size());
1298 // Remove any duplicates
1302 ValueNode_BLine::Handle value_node_bline;
1304 // Now we need to test for the trivial case,
1305 // which is where all of the vertices
1306 // come from one BLine.
1307 if(vertex_list.front().parent_is_linkable_value_node())
1309 bool trivial_case(true);
1310 ValueNode::Handle trivial_case_value_node;
1312 trivial_case_value_node=vertex_list.front().get_parent_value_node();
1314 std::list<synfigapp::ValueDesc>::iterator iter;
1315 for(iter=vertex_list.begin();iter!=vertex_list.end();++iter)
1317 if(trivial_case_value_node!=iter->get_parent_value_node())
1324 // \todo - re-enable this code
1325 if(trivial_case && false)
1327 synfig::info("all points are on the same bline, so just fill that line");
1328 value_node_bline=ValueNode_BLine::Handle::cast_dynamic(trivial_case_value_node);
1330 synfig::info("the line has %d vertices", value_node_bline->link_count());
1332 if(value_node_bline->link_count() <= 2)
1334 synfig::info(__FILE__":%d: Vertex list too small to make region.",__LINE__);
1335 return Smach::RESULT_OK;
1340 if(!value_node_bline)
1341 if(vertex_list.size()<=2)
1343 synfig::info(__FILE__":%d: Vertex list too small to make region.",__LINE__);
1344 return Smach::RESULT_OK;
1347 // Now we need to clean the list of vertices up
1348 // a bit. This includes inserting missing vertices
1349 // and removing extraneous ones.
1350 // We can do this in multiple passes.
1351 if(!value_node_bline)
1353 debug_show_vertex_list(0, vertex_list, "before shifting stuff", -1);
1354 // rearrange the list so that the first and last node are on different blines
1355 std::list<synfigapp::ValueDesc>::iterator iter, start;
1356 ValueNode::Handle last_value_node = vertex_list.back().get_parent_value_node();
1357 for(iter = vertex_list.begin(); iter!=vertex_list.end(); iter++)
1358 if (iter->get_parent_value_node() != last_value_node)
1360 vertex_list.insert(vertex_list.end(), vertex_list.begin(), iter);
1361 vertex_list.erase(vertex_list.begin(), iter);
1365 debug_show_vertex_list(0, vertex_list, "before detecting direction and limits", -1);
1366 // rearrange the list so that the first and last node are on different blines
1367 iter = vertex_list.begin();
1368 while (iter!=vertex_list.end())
1370 // make a note of which bline we're looking at
1371 ValueNode::Handle parent_value_node = iter->get_parent_value_node();
1373 int points_in_line = synfig::LinkableValueNode::Handle::cast_reinterpret(parent_value_node)->link_count();
1374 bool looped = (*parent_value_node)(get_time()).get_loop();
1375 int this_index, last_index = iter->get_index();
1376 int min_index = last_index, max_index = last_index;
1380 // printf("there are %d points in this line - first is index %d\n", points_in_line, last_index);
1382 // while we're looking at the same bline, keep going
1384 while (iter != vertex_list.end() && iter->get_parent_value_node() == parent_value_node)
1386 this_index = iter->get_index();
1387 // printf("index went from %d to %d\n", last_index, this_index);
1389 if (this_index - last_index > points_in_line/2)
1390 while (this_index - last_index > points_in_line/2)
1391 this_index -= points_in_line;
1392 else if (last_index - this_index > points_in_line/2)
1393 while (last_index - this_index > points_in_line/2)
1394 this_index += points_in_line;
1396 if (this_index < min_index) min_index = this_index;
1397 if (this_index > max_index) max_index = this_index;
1399 // printf("so let's imagine index went from %d to %d\n", last_index, this_index);
1400 if (this_index > last_index)
1402 else if (this_index < last_index)
1405 last_index = this_index;
1409 // printf("min %d and max %d\n", min_index, max_index);
1410 whole = max_index - min_index >= points_in_line;
1411 min_index = (min_index % points_in_line + points_in_line) % points_in_line;
1412 max_index = (max_index % points_in_line + points_in_line) % points_in_line;
1413 // they drew around a shape more than once - what's the start/end point? does it matter?
1414 if (whole) min_index = max_index = (min_index + max_index) / 2;
1415 // printf("processed min %d max %d whole %d\n", min_index, max_index, whole);
1421 // printf("whole (down) (%d) ", min_index);
1422 for (int i = min_index; i >= 0; i--)
1424 // printf("%d ", i);
1425 vertex_list.insert(start, synfigapp::ValueDesc(parent_value_node, i));
1427 for (int i = points_in_line - 1; i >= min_index; i--)
1429 // printf("%d ", i);
1430 vertex_list.insert(start, synfigapp::ValueDesc(parent_value_node, i));
1435 // printf("part (down) (%d -> %d) ", max_index, min_index);
1436 for (int i = max_index; i != min_index; i--)
1438 if (i == -1) i = points_in_line - 1;
1439 // printf("%d ", i);
1440 vertex_list.insert(start, synfigapp::ValueDesc(parent_value_node, i));
1442 vertex_list.insert(start, synfigapp::ValueDesc(parent_value_node, min_index));
1449 // printf("whole (%d) ", min_index);
1450 for (int i = min_index; i < points_in_line; i++)
1452 // printf("%d ", i);
1453 vertex_list.insert(start, synfigapp::ValueDesc(parent_value_node, i));
1455 for (int i = 0; i <= min_index; i++)
1457 // printf("%d ", i);
1458 vertex_list.insert(start, synfigapp::ValueDesc(parent_value_node, i));
1463 // printf("part (%d -> %d) ", min_index, max_index);
1464 for (int i = min_index; i != max_index; i++)
1466 if (i == points_in_line) i = 0;
1467 // printf("%d ", i);
1468 vertex_list.insert(start, synfigapp::ValueDesc(parent_value_node, i));
1470 vertex_list.insert(start, synfigapp::ValueDesc(parent_value_node, max_index));
1474 // debug_show_vertex_list(0, vertex_list, "after insert", -1);
1475 vertex_list.erase(start, iter);
1476 // debug_show_vertex_list(0, vertex_list, "after delete", -1);
1479 debug_show_vertex_list(0, vertex_list, "continuous vertices", -1);
1481 // \todo reenable or delete this section
1483 for(bool done=false;!done && i<30;i++)
1485 debug_show_vertex_list(i, vertex_list, "in big loop", -1);
1487 // Set done to "true" for now. If
1488 // any updates are performed, we will
1489 // change it back to false.
1492 std::list<synfigapp::ValueDesc>::iterator prev,next;
1493 prev=vertex_list.end();prev--; // Set prev to the last ValueDesc
1494 next=vertex_list.begin();
1495 iter=next++; // Set iter to the first value desc, and next to the second
1498 for(;iter!=vertex_list.end();prev=iter,iter++,next++,current++)
1500 // we need to be able to erase(next) and can't do that if next is end()
1501 if (next == vertex_list.end()) next = vertex_list.begin();
1502 debug_show_vertex_list(i, vertex_list, "in loop around vertices", current);
1503 synfigapp::ValueDesc value_prev(*prev);
1504 synfigapp::ValueDesc value_desc(*iter);
1505 synfigapp::ValueDesc value_next(*next);
1507 assert(value_desc.is_valid());
1508 assert(value_next.is_valid());
1509 assert(value_prev.is_valid());
1511 // synfig::info("-------");
1512 // synfig::info(__FILE__":%d: value_prev 0x%08X:%d",__LINE__,value_prev.get_parent_value_node().get(),value_prev.get_index());
1513 // synfig::info(__FILE__":%d: value_desc 0x%08X:%d",__LINE__,value_desc.get_parent_value_node().get(),value_desc.get_index());
1514 // synfig::info(__FILE__":%d: value_next 0x%08X:%d",__LINE__,value_next.get_parent_value_node().get(),value_next.get_index());
1517 if(value_prev.parent_is_value_node() && value_desc.parent_is_value_node() && value_next.parent_is_value_node())
1519 // Remove random extraneous vertices
1520 if(value_prev.get_parent_value_node()==value_next.get_parent_value_node() &&
1521 value_prev.get_parent_value_node()!=value_desc.get_parent_value_node())
1524 vertex_list.erase(iter);
1531 // // Remove duplicate vertices
1533 // // if previous is the same as current or
1534 // // current is the same as next, remove current
1535 // if(value_prev.get_value_node()==value_desc.get_value_node() ||
1536 // value_desc.get_value_node()==value_next.get_value_node())
1539 // vertex_list.erase(iter);
1541 // printf("erased node - i = %d\n", i);
1545 // // if previous is the same as next, remove previous? or next?
1546 // if(value_prev.get_value_node()==value_next.get_value_node())
1549 // vertex_list.erase(next);
1550 // // vertex_list.erase(prev);
1552 // printf("erased node - i = %d\n", i);
1556 // if 'this' and 'next' both have parents
1557 if (value_desc.parent_is_value_node() && value_next.parent_is_value_node())
1559 // if they are both on the same bline - this has been handled by new code above
1560 if (value_desc.get_parent_value_node() == value_next.get_parent_value_node())
1562 // // if (next != vertex_list.end())
1564 // printf("parent loop is %d and node loop is ??\n",
1565 // (*(value_desc.get_parent_value_node()))(get_time()).get_loop()
1566 // // value_desc.get_value_node().get_loop(),
1569 // // Fill in missing vertices
1570 // // \todo take loops into account: seeing (15, 2, 3, 4) probably means that (0, 1) is missing, not 14 through 3
1571 // if(value_desc.get_index()<value_next.get_index()-1)
1573 // debug_show_vertex_list(i, vertex_list,
1574 // strprintf("same parent, different points this %d < next-1 %d",
1575 // value_desc.get_index(), ((value_next.get_index()-1))),
1578 // for (int index = value_desc.get_index()+1; index < value_next.get_index(); index++)
1580 // printf("inserting up %d\n", index);
1581 // vertex_list.insert(next, synfigapp::ValueDesc(value_desc.get_parent_value_node(), index));
1583 // debug_show_vertex_list(i, vertex_list, "new list", current);
1587 // if(value_next.get_index()<value_desc.get_index()-1)
1589 // debug_show_vertex_list(i, vertex_list,
1590 // strprintf("same parent, different points next %d < this-1 %d",
1591 // value_next.get_index(), ((value_desc.get_index()-1))),
1594 // for (int index = value_desc.get_index()-1; index > value_next.get_index(); index--)
1596 // printf("inserting down %d\n", index);
1597 // vertex_list.insert(next, synfigapp::ValueDesc(value_desc.get_parent_value_node(), index));
1599 // debug_show_vertex_list(i, vertex_list, "new list", current);
1605 // 'this' and 'next' have different parents
1608 ValueNode::Handle v1 = value_desc.get_value_node();
1609 ValueNode::Handle v2 = value_desc.get_parent_value_node();
1613 printf("different\n");
1615 if (value_desc.get_value_node() != value_next.get_value_node())
1617 // Ensure that connections between blines are properly connected
1618 BLinePoint vertex(value_desc.get_value(get_time()).get(BLinePoint()));
1619 BLinePoint vertex_next(value_next.get_value(get_time()).get(BLinePoint()));
1621 //synfig::info("--------");
1622 //synfig::info(__FILE__":%d: vertex: [%f, %f]",__LINE__,vertex.get_vertex()[0],vertex.get_vertex()[1]);
1623 //synfig::info(__FILE__":%d: vertex_next: [%f, %f]",__LINE__,vertex_next.get_vertex()[0],vertex_next.get_vertex()[1]);
1625 // if this vertex is close to the next one, replace this vertex with a new one
1626 // and erase the next one
1627 printf("this point is %5.2f from the next point - compare with %5.2f\n",
1628 (vertex.get_vertex()-vertex_next.get_vertex()).mag_squared(),
1630 if((vertex.get_vertex()-vertex_next.get_vertex()).mag_squared()<radius*radius)
1632 printf("in one - it's close\n");
1634 ValueNode_Composite::Handle value_node;
1635 ValueNode_Composite::Handle value_node_next;
1636 value_node=ValueNode_Composite::Handle::cast_dynamic(value_desc.get_value_node().clone());
1637 value_node_next=ValueNode_Composite::Handle::cast_dynamic(value_next.get_value_node().clone());
1638 if(!value_node || !value_node_next)
1640 synfig::info(__FILE__":%d: Unable to properly connect blines.",__LINE__);
1644 // \todo if next isn't split, don't we want to copy its 'Tangent 1' instead?
1645 value_node->set_link(5,value_node_next->get_link(5)); // Tangent 2
1646 value_node->set_link(3,ValueNode_Const::create(true)); // Split Tangents
1648 // get_canvas_interface()->auto_export(value_node);
1649 printf("exporting\n");
1650 get_canvas_interface()->add_value_node(value_node,value_node->get_id() + strprintf("foo %d", rand()));
1652 assert(value_node->is_exported());
1653 // replace 'this' with the new valuenode
1654 *iter=synfigapp::ValueDesc(get_canvas(),value_node->get_id());
1655 printf("erasing next\n");
1656 printf("erasing next point\n");
1657 vertex_list.erase(next);
1660 } // this vertex isn't close to the next one
1661 else if (value_prev.parent_is_value_node())
1663 printf("in two - it's far\n");
1665 // \todo this only makes sense if prev is on the same bline
1666 printf("this is index %d\n", value_desc.get_index());
1667 printf("prev is index %d\n", value_prev.get_index());
1668 bool positive_trend(value_desc.get_index()>value_prev.get_index());
1672 printf("positive trend\n");
1673 printf("comparing index %d < link_count()-1 = %d-1 = %d\n",
1674 value_desc.get_index(),
1675 LinkableValueNode::Handle::cast_static(value_desc.get_parent_value_node())->link_count(),
1676 LinkableValueNode::Handle::cast_static(value_desc.get_parent_value_node())->link_count()-1);
1677 if (value_desc.get_index()<LinkableValueNode::Handle::cast_static(value_desc.get_parent_value_node())->link_count()-1)
1679 printf("in two - b\n");
1681 printf("inserting node with index %d\n", value_desc.get_index()+1);
1682 vertex_list.insert(next,
1683 synfigapp::ValueDesc(value_desc.get_parent_value_node(),
1684 value_desc.get_index()+1));
1689 else // !positive_trend
1691 printf("negative trend\n");
1692 if(value_desc.get_index()>0)
1694 printf("in two - a\n");
1696 printf("inserting node on this line with index %d\n",
1697 value_desc.get_index()-1);
1698 vertex_list.insert(next,
1699 synfigapp::ValueDesc(value_desc.get_parent_value_node(),
1700 value_desc.get_index()-1));
1712 if(vertex_list.size()<=2)
1714 synfig::info(__FILE__":%d: Vertex list too small to make region.",__LINE__);
1715 return Smach::RESULT_OK;
1718 debug_show_vertex_list(i, vertex_list, "finished tidying list", -1);
1721 // If we aren't the trivial case,
1722 // then go ahead and create the new
1724 if(!value_node_bline)
1726 synfig::info("not all points are on the same bline");
1727 value_node_bline=ValueNode_BLine::create();
1729 std::list<synfigapp::ValueDesc>::iterator iter;
1730 for(iter=vertex_list.begin();iter!=vertex_list.end();++iter)
1732 // Ensure that the vertex is exported.
1733 get_canvas_interface()->auto_export(*iter);
1735 value_node_bline->add(iter->get_value_node());
1736 //value_node_bline->add(ValueNode_BLine::ListEntry(iter->get_value_node()));
1739 value_node_bline->set_loop(true);
1742 get_canvas_interface()->auto_export(value_node_bline);
1744 // Now we create the region layer
1747 Layer::Handle layer;
1748 Canvas::Handle canvas(get_canvas_view()->get_canvas());
1751 // we are temporarily using the layer to hold something
1752 layer=get_canvas_view()->get_selection_manager()->get_selected_layer();
1755 depth=layer->get_depth();
1756 canvas=layer->get_canvas();
1759 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
1761 layer=get_canvas_interface()->add_layer_to("region",canvas,depth);
1763 layer->set_param("color",synfigapp::Main::get_background_color());
1766 layer->set_param("feather",get_feather());
1767 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
1769 get_canvas_interface()->signal_layer_param_changed()(layer,"color");
1771 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
1775 action->set_param("canvas",get_canvas());
1776 action->set_param("canvas_interface",get_canvas_interface());
1777 action->set_param("layer",layer);
1778 if(!action->set_param("param",String("bline")))
1779 synfig::error("LayerParamConnect didn't like \"param\"");
1780 if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
1781 synfig::error("LayerParamConnect didn't like \"value_node\"");
1783 if(!get_canvas_interface()->get_instance()->perform_action(action))
1785 get_canvas_view()->get_ui_interface()->error(_("Unable to create Region layer"));
1787 return Smach::RESULT_ERROR;
1789 get_canvas_view()->get_selection_manager()->set_selected_layer(layer);
1792 return Smach::RESULT_ACCEPT;
1796 StateDraw_Context::refresh_ducks()
1798 get_canvas_view()->queue_rebuild_ducks();
1800 get_work_area()->clear_ducks();
1803 std::list< etl::smart_ptr<std::list<synfig::Point> > >::iterator iter;
1805 for(iter=stroke_list.begin();iter!=stroke_list.end();++iter)
1807 get_work_area()->add_stroke(*iter);
1810 get_work_area()->queue_draw();
1816 StateDraw_Context::extend_bline_from_begin(ValueNode_BLine::Handle value_node,std::list<synfig::BLinePoint> bline,bool complete_loop)
1818 // Create the action group
1819 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Extend BLine"));
1823 synfigapp::Action::Handle action(synfigapp::Action::create("value_node_dynamic_list_loop"));
1826 action->set_param("canvas",get_canvas());
1827 action->set_param("canvas_interface",get_canvas_interface());
1828 action->set_param("value_node",ValueNode::Handle(value_node));
1830 if(!get_canvas_interface()->get_instance()->perform_action(action))
1832 get_canvas_view()->get_ui_interface()->error(_("Unable to set loop for bline"));
1834 return Smach::RESULT_ERROR;
1838 std::list<synfig::BLinePoint>::reverse_iterator iter;
1839 for(iter=bline.rbegin();!(iter==bline.rend());++iter)
1841 ValueNode_Composite::Handle composite(ValueNode_Composite::create(*iter));
1843 synfigapp::Action::Handle action(synfigapp::Action::create("value_node_dynamic_list_insert"));
1846 synfigapp::ValueDesc value_desc(value_node,0);
1848 action->set_param("canvas",get_canvas());
1849 action->set_param("canvas_interface",get_canvas_interface());
1850 action->set_param("value_desc",value_desc);
1851 if(!action->set_param("item",ValueNode::Handle(composite)))
1852 synfig::error("ACTION didn't like \"item\"");
1854 if(!get_canvas_interface()->get_instance()->perform_action(action))
1856 get_canvas_view()->get_ui_interface()->error(_("Unable to insert item"));
1859 return Smach::RESULT_ERROR;
1862 last_stroke=value_node;
1863 return Smach::RESULT_ACCEPT;
1867 StateDraw_Context::extend_bline_from_end(ValueNode_BLine::Handle value_node,std::list<synfig::BLinePoint> bline,bool complete_loop)
1869 // Create the action group
1870 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Extend BLine"));
1874 synfigapp::Action::Handle action(synfigapp::Action::create("value_node_dynamic_list_loop"));
1877 action->set_param("canvas",get_canvas());
1878 action->set_param("canvas_interface",get_canvas_interface());
1879 action->set_param("value_node",ValueNode::Handle(value_node));
1881 if(!get_canvas_interface()->get_instance()->perform_action(action))
1883 get_canvas_view()->get_ui_interface()->error(_("Unable to set loop for bline"));
1885 return Smach::RESULT_ERROR;
1889 std::list<synfig::BLinePoint>::iterator iter;
1890 for(iter=bline.begin();iter!=bline.end();++iter)
1892 ValueNode_Composite::Handle composite(ValueNode_Composite::create(*iter));
1894 synfigapp::Action::Handle action(synfigapp::Action::create("value_node_dynamic_list_insert"));
1897 synfigapp::ValueDesc value_desc(value_node,value_node->link_count());
1899 action->set_param("canvas",get_canvas());
1900 action->set_param("canvas_interface",get_canvas_interface());
1901 action->set_param("value_desc",value_desc);
1902 if(!action->set_param("item",ValueNode::Handle(composite)))
1903 synfig::error("ACTION didn't like \"item\"");
1905 if(!get_canvas_interface()->get_instance()->perform_action(action))
1907 get_canvas_view()->get_ui_interface()->error(_("Unable to insert item"));
1910 return Smach::RESULT_ERROR;
1913 last_stroke=value_node;
1914 return Smach::RESULT_ACCEPT;
1918 StateDraw_Context::reverse_bline(std::list<synfig::BLinePoint> &bline)
1922 std::list<synfig::BLinePoint>::iterator iter,eiter;
1926 for(i=0;i<(int)bline.size()/2;++iter,--eiter,i++)
1928 iter_swap(iter,eiter);
1935 StateDraw_Context::fill_last_stroke()
1940 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Fill Stroke"));
1942 Layer::Handle layer;
1944 get_canvas_interface()->auto_export(last_stroke);
1946 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
1948 Canvas::Handle canvas(get_canvas_view()->get_canvas());
1951 layer=get_canvas_view()->get_selection_manager()->get_selected_layer();
1954 depth=layer->get_depth();
1955 canvas=layer->get_canvas();
1958 get_canvas_interface()->get_selection_manager()->clear_selected_layers();
1959 layer=get_canvas_interface()->add_layer_to("region", canvas, depth);
1961 layer->set_param("color",synfigapp::Main::get_background_color());
1962 layer->set_description(last_stroke_id + _(" Region"));
1964 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
1968 action->set_param("canvas",get_canvas());
1969 action->set_param("canvas_interface",get_canvas_interface());
1970 action->set_param("layer",layer);
1971 if(!action->set_param("param",String("bline")))
1972 synfig::error("LayerParamConnect didn't like \"param\"");
1973 if(!action->set_param("value_node",ValueNode::Handle(last_stroke)))
1974 synfig::error("LayerParamConnect didn't like \"value_node\"");
1976 if(!get_canvas_interface()->get_instance()->perform_action(action))
1978 get_canvas_view()->get_ui_interface()->error(_("Unable to create Region layer"));
1982 get_canvas_view()->get_selection_manager()->set_selected_layer(layer);