1 /* === S Y N F I G ========================================================= */
2 /*! \file rotoscope_bline.cpp
3 ** \brief Template File
5 ** $Id: state_draw.cpp,v 1.1.1.1 2005/01/07 03:34:36 darco Exp $
8 ** Copyright (c) 2002 Robert B. Quattlebaum Jr.
10 ** This software and associated documentation
11 ** are CONFIDENTIAL and PROPRIETARY property of
12 ** the above-mentioned copyright holder.
14 ** You may not copy, print, publish, or in any
15 ** other way distribute this software without
16 ** a prior written agreement with
17 ** the copyright holder.
20 /* ========================================================================= */
22 /* === H E A D E R S ======================================================= */
31 #include <gtkmm/dialog.h>
32 #include <gtkmm/entry.h>
34 #include <synfig/valuenode_dynamiclist.h>
36 #include "state_draw.h"
37 #include "state_stroke.h"
38 #include "canvasview.h"
41 #include <synfig/valuenode_bline.h>
42 #include <synfig/valuenode_composite.h>
43 #include <ETL/hermite>
44 #include <ETL/calculus>
46 #include "event_mouse.h"
47 #include "event_layerclick.h"
50 #include <synfigapp/blineconvert.h>
51 #include <synfigapp/main.h>
53 #include <ETL/gaussian>
54 #include "dialog_tooloptions.h"
56 #include <gtkmm/table.h>
57 #include <gtkmm/label.h>
58 #include <gtkmm/button.h>
59 #include <gtkmm/checkbutton.h>
60 #include <gtkmm/scale.h>
61 #include <sigc++/connection.h>
65 /* === U S I N G =========================================================== */
69 using namespace synfig;
70 using namespace studio;
72 /* === M A C R O S ========================================================= */
74 /* === G L O B A L S ======================================================= */
76 StateDraw studio::state_draw;
78 /* === C L A S S E S & S T R U C T S ======================================= */
80 class studio::StateDraw_Context : public sigc::trackable
82 typedef etl::smart_ptr<std::list<synfig::Point> > StrokeData;
83 typedef etl::smart_ptr<std::list<synfig::Real> > WidthData;
85 typedef list< pair<StrokeData,WidthData> > StrokeQueue;
87 StrokeQueue stroke_queue;
90 etl::handle<CanvasView> canvas_view_;
91 CanvasView::IsWorking is_working;
93 bool prev_table_status;
95 bool prev_workarea_layer_status_;
98 SigC::Connection process_queue_connection;
100 ValueNode_BLine::Handle last_stroke;
104 //Duckmatic::Push duckmatic_push;
106 std::list< etl::smart_ptr<std::list<synfig::Point> > > stroke_list;
108 void refresh_ducks();
110 Duckmatic::Type old_duckmask;
112 void fill_last_stroke();
114 Smach::event_result new_bline(std::list<synfig::BLinePoint> bline,bool loop_bline_flag,float radius);
116 Smach::event_result new_region(std::list<synfig::BLinePoint> bline,synfig::Real radius);
118 Smach::event_result extend_bline_from_begin(ValueNode_BLine::Handle value_node,std::list<synfig::BLinePoint> bline);
119 Smach::event_result extend_bline_from_end(ValueNode_BLine::Handle value_node,std::list<synfig::BLinePoint> bline);
120 void reverse_bline(std::list<synfig::BLinePoint> &bline);
122 synfigapp::Settings& settings;
124 Gtk::Table options_table;
125 Gtk::CheckButton checkbutton_pressure_width;
126 Gtk::CheckButton checkbutton_round_ends;
127 Gtk::CheckButton checkbutton_auto_loop;
128 Gtk::CheckButton checkbutton_auto_connect;
129 Gtk::CheckButton checkbutton_region_only;
130 Gtk::Button button_fill_last_stroke;
132 //pressure spinner and such
133 Gtk::Adjustment adj_min_pressure;
134 Gtk::SpinButton spin_min_pressure;
135 Gtk::CheckButton check_min_pressure;
137 Gtk::Adjustment adj_feather;
138 Gtk::SpinButton spin_feather;
140 Gtk::Adjustment adj_globalthres;
141 Gtk::SpinButton spin_globalthres;
143 Gtk::Adjustment adj_localthres;
144 Gtk::CheckButton check_localerror;
145 void UpdateErrorBox(); //switches the stuff if need be :)
147 //Added by Adrian - data drive HOOOOO
148 synfigapp::BLineConverter blineconv;
151 bool get_pressure_width_flag()const { return checkbutton_pressure_width.get_active(); }
152 void set_pressure_width_flag(bool x) { return checkbutton_pressure_width.set_active(x); }
154 bool get_auto_loop_flag()const { return checkbutton_auto_loop.get_active(); }
155 void set_auto_loop_flag(bool x) { return checkbutton_auto_loop.set_active(x); }
157 bool get_auto_connect_flag()const { return checkbutton_auto_connect.get_active(); }
158 void set_auto_connect_flag(bool x) { return checkbutton_auto_connect.set_active(x); }
160 bool get_region_only_flag()const { return checkbutton_region_only.get_active(); }
161 void set_region_only_flag(bool x) { return checkbutton_region_only.set_active(x); }
163 Real get_min_pressure() const { return adj_min_pressure.get_value(); }
164 void set_min_pressure(Real x) { return adj_min_pressure.set_value(x); }
166 Real get_feather() const { return adj_feather.get_value(); }
167 void set_feather(Real x) { return adj_feather.set_value(x); }
169 Real get_gthres() const { return adj_globalthres.get_value(); }
170 void set_gthres(Real x) { return adj_globalthres.set_value(x); }
172 Real get_lthres() const { return adj_localthres.get_value(); }
173 void set_lthres(Real x) { return adj_localthres.set_value(x); }
175 bool get_local_error_flag() const { return check_localerror.get_active(); }
176 void set_local_error_flag(bool x) { check_localerror.set_active(x); }
178 bool get_min_pressure_flag()const { return check_min_pressure.get_active(); }
179 void set_min_pressure_flag(bool x) { check_min_pressure.set_active(x); }
181 void load_settings();
182 void save_settings();
184 Smach::event_result event_stop_handler(const Smach::event& x);
186 Smach::event_result event_refresh_handler(const Smach::event& x);
188 Smach::event_result event_mouse_down_handler(const Smach::event& x);
190 Smach::event_result event_stroke(const Smach::event& x);
191 Smach::event_result event_refresh_tool_options(const Smach::event& x);
192 void refresh_tool_options();
194 Smach::event_result process_stroke(StrokeData stroke_data, WidthData width_data, bool region_flag=false);
196 bool process_queue();
199 StateDraw_Context(CanvasView* canvas_view);
201 ~StateDraw_Context();
203 const etl::handle<CanvasView>& get_canvas_view()const{return canvas_view_;}
204 etl::handle<synfigapp::CanvasInterface> get_canvas_interface()const{return canvas_view_->canvas_interface();}
205 synfig::Time get_time()const { return get_canvas_interface()->get_time(); }
206 synfig::Canvas::Handle get_canvas()const{return canvas_view_->get_canvas();}
207 WorkArea * get_work_area()const{return canvas_view_->get_work_area();}
209 //void on_user_click(synfig::Point point);
212 }; // END of class StateDraw_Context
215 /* === M E T H O D S ======================================================= */
217 StateDraw::StateDraw():
218 Smach::state<StateDraw_Context>("draw")
220 insert(event_def(EVENT_STOP,&StateDraw_Context::event_stop_handler));
221 insert(event_def(EVENT_REFRESH,&StateDraw_Context::event_refresh_handler));
222 insert(event_def(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,&StateDraw_Context::event_mouse_down_handler));
223 insert(event_def(EVENT_WORKAREA_STROKE,&StateDraw_Context::event_stroke));
224 insert(event_def(EVENT_REFRESH_TOOL_OPTIONS,&StateDraw_Context::event_refresh_tool_options));
227 StateDraw::~StateDraw()
233 StateDraw_Context::load_settings()
237 if(settings.get_value("draw.pressure_width",value) && value=="0")
238 set_pressure_width_flag(false);
240 set_pressure_width_flag(true);
242 if(settings.get_value("draw.auto_loop",value) && value=="0")
243 set_auto_loop_flag(false);
245 set_auto_loop_flag(true);
247 if(settings.get_value("draw.auto_connect",value) && value=="0")
248 set_auto_connect_flag(false);
250 set_auto_connect_flag(true);
252 if(settings.get_value("draw.region_only",value) && value=="1")
253 set_region_only_flag(true);
255 set_region_only_flag(false);
257 if(settings.get_value("draw.min_pressure_on",value) && value=="0")
258 set_min_pressure_flag(false);
260 set_min_pressure_flag(true);
262 if(settings.get_value("draw.min_pressure",value))
264 Real n = atof(value.c_str());
269 if(settings.get_value("draw.feather",value))
271 Real n = atof(value.c_str());
276 if(settings.get_value("draw.gthreshold",value))
278 Real n = atof(value.c_str());
282 if(settings.get_value("draw.lthreshold",value))
284 Real n = atof(value.c_str());
288 if(settings.get_value("draw.localize",value) && value == "1")
289 set_local_error_flag(true);
291 set_local_error_flag(false);
295 StateDraw_Context::save_settings()
297 settings.set_value("draw.pressure_width",get_pressure_width_flag()?"1":"0");
298 settings.set_value("draw.auto_loop",get_auto_loop_flag()?"1":"0");
299 settings.set_value("draw.auto_connect",get_auto_connect_flag()?"1":"0");
300 settings.set_value("draw.region_only",get_region_only_flag()?"1":"0");
301 settings.set_value("draw.min_pressure",strprintf("%f",get_min_pressure()));
302 settings.set_value("draw.feather",strprintf("%f",get_feather()));
303 settings.set_value("draw.min_pressure_on",get_min_pressure_flag()?"1":"0");
304 settings.set_value("draw.gthreshold",strprintf("%f",get_gthres()));
305 settings.set_value("draw.lthreshold",strprintf("%f",get_lthres()));
306 settings.set_value("draw.localize",get_local_error_flag()?"1":"0");
309 StateDraw_Context::StateDraw_Context(CanvasView* canvas_view):
310 canvas_view_(canvas_view),
311 is_working(*canvas_view),
313 prev_workarea_layer_status_(get_work_area()->allow_layer_clicks),
314 settings(synfigapp::Main::get_selected_input_device()->settings()),
315 checkbutton_pressure_width(_("Pressure Width")),
316 checkbutton_auto_loop(_("Auto Loop")),
317 checkbutton_auto_connect(_("Auto Connect")),
318 checkbutton_region_only(_("Create Region Only")),
319 button_fill_last_stroke(_("Fill Last Stroke")),
320 adj_min_pressure(0,0,1,0.01,0.1),
321 spin_min_pressure(adj_min_pressure,0.1,3),
322 check_min_pressure(_("Min Pressure")),
323 adj_feather(0,0,10000,0.01,0.1),
324 spin_feather(adj_feather,0.01,4),
325 adj_globalthres(.70f,0.01,10000,0.01,0.1),
326 spin_globalthres(adj_globalthres,0.01,3),
327 adj_localthres(20,1,100000,0.1,1),
328 check_localerror(_("LocalError"))
331 synfig::info("STATE SKETCH: entering state");
338 //options_table.attach(*manage(new Gtk::Label(_("Draw Tool"))), 0, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
339 options_table.attach(checkbutton_pressure_width, 0, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
340 options_table.attach(checkbutton_auto_loop, 0, 2, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
341 options_table.attach(checkbutton_auto_connect, 0, 2, 3, 4, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
342 options_table.attach(checkbutton_region_only, 0, 2, 4, 5, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
344 options_table.attach(check_min_pressure, 0, 2, 5, 6, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
345 options_table.attach(spin_min_pressure, 0, 2, 6, 7, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
347 options_table.attach(*manage(new Gtk::Label(_("Feather"))), 0, 1, 7, 8, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
348 options_table.attach(spin_feather, 1, 2, 7, 8, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
350 options_table.attach(check_localerror, 0, 2, 8, 9, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
351 options_table.attach(*manage(new Gtk::Label(_("Smooth"))), 0, 1, 9, 10, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
352 options_table.attach(spin_globalthres, 1, 2, 9, 10, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
354 //options_table.attach(button_fill_last_stroke, 0, 2, 10, 11, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
356 button_fill_last_stroke.signal_pressed().connect(sigc::mem_fun(*this,&StateDraw_Context::fill_last_stroke));
357 check_localerror.signal_toggled().connect(sigc::mem_fun(*this,&StateDraw_Context::UpdateErrorBox));
359 options_table.show_all();
360 refresh_tool_options();
361 //App::dialog_tool_options->set_widget(options_table);
362 App::dialog_tool_options->present();
365 old_duckmask=get_work_area()->get_type_mask();
366 get_work_area()->set_type_mask(Duck::TYPE_ALL-Duck::TYPE_TANGENT-Duck::TYPE_WIDTH);
368 // Turn off layer clicking
369 get_work_area()->allow_layer_clicks=false;
371 // Turn off duck clicking
372 get_work_area()->allow_duck_clicks=false;
374 // clear out the ducks
375 //get_work_area()->clear_ducks();
377 // Refresh the work area
378 //get_work_area()->queue_draw();
380 // Hide the tables if they are showing
381 prev_table_status=get_canvas_view()->tables_are_visible();
382 //if(prev_table_status)get_canvas_view()->hide_tables();
385 get_canvas_view()->hide_timebar();
388 //get_work_area()->signal_user_click().connect(sigc::mem_fun(*this,&studio::StateDraw_Context::on_user_click));
390 get_canvas_view()->work_area->set_cursor(Gdk::PENCIL);
392 App::toolbox->refresh();
398 void StateDraw_Context::UpdateErrorBox()
400 if(get_local_error_flag())
402 spin_globalthres.set_adjustment(adj_localthres);
403 spin_globalthres.set_value(adj_localthres.get_value());
404 spin_globalthres.set_increments(0.1,1);
407 spin_globalthres.set_adjustment(adj_globalthres);
408 spin_globalthres.set_value(adj_globalthres.get_value());
409 spin_globalthres.set_increments(0.01,.1);
412 spin_globalthres.update();
416 StateDraw_Context::refresh_tool_options()
418 App::dialog_tool_options->clear();
419 App::dialog_tool_options->set_widget(options_table);
420 App::dialog_tool_options->set_local_name(_("Draw Tool"));
421 App::dialog_tool_options->set_name("draw");
423 App::dialog_tool_options->add_button(
424 Gtk::StockID("synfig-fill"),
425 _("Fill Last Stroke")
426 )->signal_clicked().connect(
429 &StateDraw_Context::fill_last_stroke
436 StateDraw_Context::event_refresh_tool_options(const Smach::event& x)
438 refresh_tool_options();
439 return Smach::RESULT_ACCEPT;
442 StateDraw_Context::~StateDraw_Context()
446 App::dialog_tool_options->clear();
448 get_work_area()->set_type_mask(old_duckmask);
450 get_canvas_view()->work_area->reset_cursor();
452 // Restore layer clicking
453 get_work_area()->allow_layer_clicks=prev_workarea_layer_status_;
455 // Restore duck clicking
456 get_work_area()->allow_duck_clicks=true;
459 if(get_canvas_view()->get_canvas()->rend_desc().get_time_start()!=get_canvas_view()->get_canvas()->rend_desc().get_time_end())
460 get_canvas_view()->show_timebar();
462 // Bring back the tables if they were out before
463 if(prev_table_status)get_canvas_view()->show_tables();
465 // Refresh the work area
466 get_work_area()->queue_draw();
468 App::toolbox->refresh();
472 StateDraw_Context::event_stop_handler(const Smach::event& x)
474 throw Smach::egress_exception();
478 StateDraw_Context::event_refresh_handler(const Smach::event& x)
481 return Smach::RESULT_ACCEPT;
485 StateDraw_Context::event_mouse_down_handler(const Smach::event& x)
487 const EventMouse& event(*reinterpret_cast<const EventMouse*>(&x));
492 // Enter the stroke state to get the stroke
493 get_canvas_view()->get_smach().push_state(&state_stroke);
494 return Smach::RESULT_ACCEPT;
497 case BUTTON_RIGHT: // Intercept the right-button click to short-circut the pop-up menu
498 return Smach::RESULT_ACCEPT;
501 return Smach::RESULT_OK;
505 #define SIMILAR_TANGENT_THRESHOLD (0.2)
510 debugclass(const synfig::String &x):x(x)
512 // synfig::warning(">>>>>>>>>>>>>>>>>>> "+x);
516 // synfig::warning("<<<<<<<<<<<<<<<<<<< "+x);
523 DepthCounter(int &i):i(i) { i++; }
524 ~DepthCounter() { i--; }
528 StateDraw_Context::event_stroke(const Smach::event& x)
530 // debugclass debugger("StateDraw_Context::event_stroke(const Smach::event& x)");
532 const EventStroke& event(*reinterpret_cast<const EventStroke*>(&x));
534 assert(event.stroke_data);
536 get_work_area()->add_stroke(event.stroke_data,synfigapp::Main::get_foreground_color());
540 DirtyTrap dirty_trap(get_work_area());
541 Smach::event_result result;
542 result=process_stroke(event.stroke_data,event.width_data,event.modifier&Gdk::CONTROL_MASK || event.modifier&Gdk::BUTTON2_MASK);
547 stroke_queue.push_back(pair<StrokeData,WidthData>(event.stroke_data,event.width_data));
549 return Smach::RESULT_ACCEPT;
553 StateDraw_Context::process_queue()
555 // debugclass debugger("StateDraw_Context::process_queue()");
558 DepthCounter depth_counter(nested);
559 while(!stroke_queue.empty())
561 pair<StrokeData,WidthData> front(stroke_queue.front());
562 process_stroke(front.first,front.second);
563 stroke_queue.pop_front();
569 StateDraw_Context::process_stroke(StrokeData stroke_data, WidthData width_data, bool region_flag)
571 // debugclass debugger("StateDraw_Context::process_stroke");
572 DepthCounter depth_counter(nested);
574 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);
577 // If we aren't using pressure width,
578 // then set all the width to 1
579 if(!get_pressure_width_flag())
581 std::list<synfig::Real>::iterator iter;
582 for(iter=width_data->begin();iter!=width_data->end();++iter)
588 //get_work_area()->add_stroke(event.stroke_data,synfigapp::Main::get_foreground_color());
589 //stroke_list.push_back(event.stroke_data);
592 std::list<synfig::BLinePoint> bline;
593 bool loop_bline_flag(false);
595 //Changed by Adrian - use resident class :)
596 //synfigapp::convert_stroke_to_bline(bline, *event.stroke_data,*event.width_data, synfigapp::Main::get_bline_width());
597 blineconv.width = synfigapp::Main::get_bline_width().units(get_canvas()->rend_desc());
599 if(get_local_error_flag())
601 float pw = get_work_area()->get_pw();
602 float ph = get_work_area()->get_ph();
604 blineconv.pixelwidth = sqrt(pw*pw+ph*ph);
605 blineconv.smoothness = get_lthres();
608 blineconv.pixelwidth = 1;
609 blineconv.smoothness = get_gthres();
612 blineconv(bline,*stroke_data,*width_data);
614 //Postprocess to require minimum pressure
615 if(get_min_pressure_flag())
617 synfigapp::BLineConverter::EnforceMinWidth(bline,get_min_pressure());
620 // If the start and end points are similar, then make then the same point
621 if(get_auto_loop_flag())
622 if(bline.size()>2&&(bline.front().get_vertex()-bline.back().get_vertex()).mag()<=radius)
624 loop_bline_flag=true;
628 while(bline.size()>2&&(bline.front().get_vertex()-bline.back().get_vertex()).mag()<=radius)
630 tangent=bline.back().get_tangent1();
631 width=bline.back().get_width();
635 if(abs(bline.front().get_tangent1().norm()*tangent.norm().perp())>SIMILAR_TANGENT_THRESHOLD)
637 // If the tangents are not similar, then
638 // split the tangents
639 bline.front().set_split_tangent_flag(true);
640 bline.front().set_tangent1(tangent);
644 // If the tangents are similar, then set the tangent
645 // to the average of the two
646 bline.front().set_tangent((tangent+bline.front().get_tangent1())*0.5f);
649 // Add the widths of the two points
651 Real width(bline.front().get_width()+width);
652 width=width<=1?width:1;
653 bline.front().set_width(width);
657 // If the bline only has once blinepoint, then there is nothing to do.
659 return Smach::RESULT_OK;
662 return new_region(bline,radius);
664 return new_bline(bline,loop_bline_flag,radius);
668 StateDraw_Context::new_bline(std::list<synfig::BLinePoint> bline,bool loop_bline_flag,float radius)
670 // Create the action group
671 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Sketch BLine"));
673 //ValueNode_BLine::Handle value_node(ValueNode_BLine::create(synfig::ValueBase(bline,loop_bline_flag)));
674 ValueNode_BLine::Handle value_node;
677 std::list<synfig::BLinePoint> trans_bline;
678 std::list<synfig::BLinePoint>::iterator iter;
679 const synfig::TransformStack& transform(get_canvas_view()->get_curr_transform_stack());
681 for(iter=bline.begin();iter!=bline.end();++iter)
683 BLinePoint bline_point(*iter);
684 Point new_vertex(transform.unperform(bline_point.get_vertex()));
686 bline_point.set_tangent1(
688 bline_point.get_tangent1()+bline_point.get_vertex()
692 bline_point.set_tangent2(
694 bline_point.get_tangent2()+bline_point.get_vertex()
698 bline_point.set_vertex(new_vertex);
700 trans_bline.push_back(bline_point);
702 value_node=ValueNode_BLine::create(synfig::ValueBase(trans_bline,loop_bline_flag));
705 // Find any ducks at the start or end that we might attach to
706 // (If we aren't a loop)
707 if(!loop_bline_flag && get_auto_connect_flag())
710 etl::handle<Duck> start_duck(get_work_area()->find_duck(bline.front().get_vertex(),radius,Duck::TYPE_VERTEX));
711 etl::handle<Duck> finish_duck(get_work_area()->find_duck(bline.back().get_vertex(),radius,Duck::TYPE_VERTEX));
715 synfigapp::ValueDesc value_desc(start_duck->get_value_desc());
721 ValueNode_BLine::Handle value_node_bline;
723 if(value_desc.parent_is_value_node())
725 value_node_bline=ValueNode_BLine::Handle::cast_dynamic(value_desc.get_parent_value_node());
729 if(value_desc.get_index()==0)
731 // SPECIAL CASE -- EXTENSION
732 // We need to reverse the BLine first.
734 reverse_bline(bline);
735 return extend_bline_from_begin(value_node_bline,bline);
737 if(value_desc.get_index()==value_node_bline->link_count()-1)
739 // SPECIAL CASE -- EXTENSION
741 return extend_bline_from_end(value_node_bline,bline);
745 switch(value_desc.get_value_type())
747 case synfig::ValueBase::TYPE_BLINEPOINT:
748 //get_canvas_interface()->auto_export(value_desc);
749 //value_node->list.front().value_node=value_desc.get_value_node();
751 value_desc=synfigapp::ValueDesc(LinkableValueNode::Handle::cast_dynamic(value_desc.get_value_node()),0);
753 case synfig::ValueBase::TYPE_VECTOR:
754 get_canvas_interface()->auto_export(value_desc);
755 LinkableValueNode::Handle::cast_dynamic(value_node->list.front().value_node)->set_link(0,value_desc.get_value_node());
764 synfigapp::ValueDesc value_desc(finish_duck->get_value_desc());
770 ValueNode_BLine::Handle value_node_bline;
772 if(value_desc.parent_is_value_node())
773 value_node_bline=ValueNode_BLine::Handle::cast_dynamic(value_desc.get_parent_value_node());
776 if(value_desc.get_index()==0)
778 // SPECIAL CASE -- EXTENSION
780 return extend_bline_from_begin(value_node_bline,bline);
782 if(value_desc.get_index()==value_node_bline->link_count()-1)
784 // SPECIAL CASE -- EXTENSION
785 // We need to reverse the BLine first.
787 reverse_bline(bline);
788 return extend_bline_from_end(value_node_bline,bline);
792 switch(value_desc.get_value_type())
794 case synfig::ValueBase::TYPE_BLINEPOINT:
795 //get_canvas_interface()->auto_export(value_desc);
796 //value_node->list.back().value_node=value_desc.get_value_node();
798 value_desc=synfigapp::ValueDesc(LinkableValueNode::Handle::cast_dynamic(value_desc.get_value_node()),0);
800 case synfig::ValueBase::TYPE_VECTOR:
801 get_canvas_interface()->auto_export(value_desc);
802 LinkableValueNode::Handle::cast_dynamic(value_node->list.back().value_node)->set_link(0,value_desc.get_value_node());
814 Canvas::Handle canvas(get_canvas_view()->get_canvas());
817 // we are temporarily using the layer to hold something
818 layer=get_canvas_view()->get_selection_manager()->get_selected_layer();
821 depth=layer->get_depth();
822 canvas=layer->get_canvas();
825 //int number(synfig::UniqueID().get_uid());
827 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
829 if(get_region_only_flag())
830 layer=get_canvas_interface()->add_layer_to("region",canvas,depth);
832 layer=get_canvas_interface()->add_layer_to("outline",canvas,depth);
836 layer->set_param("feather",get_feather());
837 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
840 //layer->set_description(strprintf("Stroke %d",number));
841 //get_canvas_interface()->signal_layer_new_description()(layer,layer->get_description());
845 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
849 action->set_param("canvas",get_canvas());
850 action->set_param("canvas_interface",get_canvas_interface());
851 action->set_param("layer",layer);
852 if(!action->set_param("param",String("bline")))
853 synfig::error("LayerParamConnect didn't like \"param\"");
854 if(!action->set_param("value_node",ValueNode::Handle(value_node)))
855 synfig::error("LayerParamConnect didn't like \"value_node\"");
857 if(!get_canvas_interface()->get_instance()->perform_action(action))
859 get_canvas_view()->get_ui_interface()->error(_("Unable to create layer"));
862 return Smach::RESULT_ERROR;
864 get_canvas_view()->get_selection_manager()->set_selected_layer(layer);
868 last_stroke=value_node;
869 return Smach::RESULT_ACCEPT;
873 StateDraw_Context::new_region(std::list<synfig::BLinePoint> bline, synfig::Real radius)
875 // Create the action group
876 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Define Region"));
878 std::list<synfigapp::ValueDesc> vertex_list;
880 // First we need to come up with a rough list of
881 // BLinePoints that we are going to be using to
882 // define our region.
884 std::list<synfig::BLinePoint>::iterator iter;
885 for(iter=bline.begin();iter!=bline.end();++iter)
887 etl::handle<Duck> duck(get_work_area()->find_duck(iter->get_vertex(),0,Duck::TYPE_VERTEX));
891 synfig::info(__FILE__":%d: Nothing to enclose!",__LINE__);
892 return Smach::RESULT_OK;
896 assert(duck->get_type()==Duck::TYPE_VERTEX);
898 synfigapp::ValueDesc value_desc(duck->get_value_desc());
902 synfig::info(__FILE__":%d: Got a hit, but no ValueDesc on this duck",__LINE__);
906 switch(value_desc.get_value_type())
908 case synfig::ValueBase::TYPE_BLINEPOINT:
909 //if(vertex_list.empty() || value_desc!=vertex_list.back())
910 vertex_list.push_back(value_desc);
911 assert(vertex_list.back().is_valid());
920 if(vertex_list.size()<=2)
922 synfig::info(__FILE__":%d: Vertex list too small to make region.",__LINE__);
923 return Smach::RESULT_OK;
926 assert(vertex_list.back().is_valid());
928 // Remove any duplicates
932 // Now we need to clean the list of vertices up
933 // a bit. This includes inserting missing vertices
934 // and removing extraneous ones.
935 // We can do this in multiple passes.
937 for(bool done=false;!done && i<30;i++)
939 // Set done to "true" for now. If
940 // any updates are performed, we will
941 // change it back to false.
944 std::list<synfigapp::ValueDesc>::iterator prev,iter,next;
945 prev=vertex_list.end();prev--; // Set prev to the last ValueDesc
946 next=vertex_list.begin();
947 iter=next++; // Set iter to the first value desc, and next to the second
949 for(;iter!=vertex_list.end();prev=iter,iter=next++)
951 synfigapp::ValueDesc value_prev(*prev);
952 synfigapp::ValueDesc value_desc(*iter);
953 synfigapp::ValueDesc value_next((next==vertex_list.end())?vertex_list.front():*next);
955 assert(value_desc.is_valid());
956 assert(value_next.is_valid());
957 assert(value_prev.is_valid());
959 //synfig::info("-------");
960 //synfig::info(__FILE__":%d: value_prev 0x%08X:%d",__LINE__,value_prev.get_parent_value_node().get(),value_prev.get_index());
961 //synfig::info(__FILE__":%d: value_desc 0x%08X:%d",__LINE__,value_desc.get_parent_value_node().get(),value_desc.get_index());
962 //synfig::info(__FILE__":%d: value_next 0x%08X:%d",__LINE__,value_next.get_parent_value_node().get(),value_next.get_index());
965 if(value_prev.parent_is_value_node() && value_desc.parent_is_value_node() && value_next.parent_is_value_node())
967 // Remove random extraneous vertices
968 if(value_prev.get_parent_value_node()==value_next.get_parent_value_node() &&
969 value_prev.get_parent_value_node()!=value_desc.get_parent_value_node())
972 vertex_list.erase(iter);
979 // Remove duplicate vertices
980 if(value_prev.get_value_node()==value_desc.get_value_node()
981 || value_desc.get_value_node()==value_next.get_value_node())
984 vertex_list.erase(iter);
988 if(value_prev.get_value_node()==value_next.get_value_node())
991 vertex_list.erase(prev);
996 if(value_desc.parent_is_value_node() && value_next.parent_is_value_node())
997 if(value_desc.get_parent_value_node()==value_next.get_parent_value_node() && (next!=vertex_list.end()))
999 // Fill in missing vertices
1000 if(value_desc.get_index()<value_next.get_index()-1)
1003 vertex_list.insert(next,synfigapp::ValueDesc(value_desc.get_parent_value_node(),value_desc.get_index()+1));
1007 if(value_next.get_index()<value_desc.get_index()-1)
1010 vertex_list.insert(next,synfigapp::ValueDesc(value_desc.get_parent_value_node(),value_next.get_index()+1));
1016 // Ensure that connections
1017 // between blines are properly
1019 if(value_desc.parent_is_value_node() && value_next.parent_is_value_node())
1020 if(value_desc.get_parent_value_node()!=value_next.get_parent_value_node() &&
1021 value_desc.get_value_node()!=value_next.get_value_node())
1023 BLinePoint vertex(value_desc.get_value(get_time()).get(BLinePoint()));
1024 BLinePoint vertex_next(value_next.get_value(get_time()).get(BLinePoint()));
1026 //synfig::info("--------");
1027 //synfig::info(__FILE__":%d: vertex: [%f, %f]",__LINE__,vertex.get_vertex()[0],vertex.get_vertex()[1]);
1028 //synfig::info(__FILE__":%d: vertex_next: [%f, %f]",__LINE__,vertex_next.get_vertex()[0],vertex_next.get_vertex()[1]);
1030 if((vertex.get_vertex()-vertex_next.get_vertex()).mag_squared()<radius*radius)
1033 ValueNode_Composite::Handle value_node;
1034 ValueNode_Composite::Handle value_node_next;
1035 value_node=ValueNode_Composite::Handle::cast_dynamic(value_desc.get_value_node().clone());
1036 value_node_next=ValueNode_Composite::Handle::cast_dynamic(value_next.get_value_node().clone());
1037 if(!value_node || !value_node_next)
1039 synfig::info(__FILE__":%d: Unable to properly connect blines.",__LINE__);
1043 value_node->set_link(5,value_node_next->get_link(5));
1044 value_node->set_link(3,ValueNode_Const::create(true));
1046 get_canvas_interface()->auto_export(value_node);
1047 assert(value_node->is_exported());
1048 *iter=synfigapp::ValueDesc(get_canvas(),value_node->get_id());
1049 vertex_list.erase(next);
1056 bool positive_trend(value_desc.get_index()>value_prev.get_index());
1058 if(!positive_trend && value_desc.get_index()>0)
1061 vertex_list.insert(next,synfigapp::ValueDesc(value_desc.get_parent_value_node(),value_desc.get_index()-1));
1065 if(positive_trend && value_desc.get_index()<LinkableValueNode::Handle::cast_static(value_desc.get_value_node())->link_count()-1)
1068 vertex_list.insert(next,synfigapp::ValueDesc(value_desc.get_parent_value_node(),value_desc.get_index()+1));
1078 if(vertex_list.size()<=2)
1080 synfig::info(__FILE__":%d: Vertex list too small to make region.",__LINE__);
1081 return Smach::RESULT_OK;
1084 ValueNode_BLine::Handle value_node_bline;
1086 // Now we need to test for the trivial case,
1087 // which is where all of the vertices
1088 // come from one BLine.
1089 if(vertex_list.front().parent_is_linkable_value_node())
1091 bool trivial_case(true);
1092 ValueNode::Handle trivial_case_value_node;
1094 trivial_case_value_node=vertex_list.front().get_parent_value_node();
1096 std::list<synfigapp::ValueDesc>::iterator iter;
1097 for(iter=vertex_list.begin();iter!=vertex_list.end();++iter)
1099 if(trivial_case_value_node!=iter->get_parent_value_node())
1106 value_node_bline=ValueNode_BLine::Handle::cast_dynamic(trivial_case_value_node);
1109 // If we aren't the trivial case,
1110 // then go ahead and create the new
1112 if(!value_node_bline)
1114 value_node_bline=ValueNode_BLine::create();
1116 std::list<synfigapp::ValueDesc>::iterator iter;
1117 for(iter=vertex_list.begin();iter!=vertex_list.end();++iter)
1119 // Ensure that the vertex is exported.
1120 get_canvas_interface()->auto_export(*iter);
1122 value_node_bline->add(iter->get_value_node());
1123 //value_node_bline->add(ValueNode_BLine::ListEntry(iter->get_value_node()));
1126 value_node_bline->set_loop(true);
1129 get_canvas_interface()->auto_export(value_node_bline);
1131 // Now we create the region layer
1134 Layer::Handle layer;
1135 Canvas::Handle canvas(get_canvas_view()->get_canvas());
1138 // we are temporarily using the layer to hold something
1139 layer=get_canvas_view()->get_selection_manager()->get_selected_layer();
1142 depth=layer->get_depth();
1143 canvas=layer->get_canvas();
1146 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
1148 layer=get_canvas_interface()->add_layer_to("region",canvas,depth);
1150 layer->set_param("color",synfigapp::Main::get_background_color());
1153 layer->set_param("feather",get_feather());
1154 get_canvas_interface()->signal_layer_param_changed()(layer,"feather");
1156 get_canvas_interface()->signal_layer_param_changed()(layer,"color");
1158 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
1162 action->set_param("canvas",get_canvas());
1163 action->set_param("canvas_interface",get_canvas_interface());
1164 action->set_param("layer",layer);
1165 if(!action->set_param("param",String("bline")))
1166 synfig::error("LayerParamConnect didn't like \"param\"");
1167 if(!action->set_param("value_node",ValueNode::Handle(value_node_bline)))
1168 synfig::error("LayerParamConnect didn't like \"value_node\"");
1170 if(!get_canvas_interface()->get_instance()->perform_action(action))
1172 get_canvas_view()->get_ui_interface()->error(_("Unable to create Region layer"));
1174 return Smach::RESULT_ERROR;
1176 get_canvas_view()->get_selection_manager()->set_selected_layer(layer);
1179 return Smach::RESULT_ACCEPT;
1183 StateDraw_Context::refresh_ducks()
1185 get_canvas_view()->queue_rebuild_ducks();
1187 get_work_area()->clear_ducks();
1190 std::list< etl::smart_ptr<std::list<synfig::Point> > >::iterator iter;
1192 for(iter=stroke_list.begin();iter!=stroke_list.end();++iter)
1194 get_work_area()->add_stroke(*iter);
1197 get_work_area()->queue_draw();
1203 StateDraw_Context::extend_bline_from_begin(ValueNode_BLine::Handle value_node,std::list<synfig::BLinePoint> bline)
1205 // Create the action group
1206 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Extend BLine"));
1208 std::list<synfig::BLinePoint>::reverse_iterator iter;
1209 iter=bline.rbegin();
1210 for(;!(iter==bline.rend());++iter)
1213 ValueNode_Composite::Handle composite(ValueNode_Composite::create(*iter));
1215 synfigapp::Action::Handle action(synfigapp::Action::create("value_node_dynamic_list_insert"));
1218 synfigapp::ValueDesc value_desc(value_node,0);
1220 action->set_param("canvas",get_canvas());
1221 action->set_param("canvas_interface",get_canvas_interface());
1222 action->set_param("value_desc",value_desc);
1223 if(!action->set_param("item",ValueNode::Handle(composite)))
1224 synfig::error("ACTION didn't like \"item\"");
1226 if(!get_canvas_interface()->get_instance()->perform_action(action))
1228 get_canvas_view()->get_ui_interface()->error(_("Unable to insert item"));
1231 return Smach::RESULT_ERROR;
1234 last_stroke=value_node;
1235 return Smach::RESULT_ACCEPT;
1239 StateDraw_Context::extend_bline_from_end(ValueNode_BLine::Handle value_node,std::list<synfig::BLinePoint> bline)
1241 // Create the action group
1242 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Extend BLine"));
1244 std::list<synfig::BLinePoint>::iterator iter;
1246 for(;iter!=bline.end();++iter)
1248 ValueNode_Composite::Handle composite(ValueNode_Composite::create(*iter));
1250 synfigapp::Action::Handle action(synfigapp::Action::create("value_node_dynamic_list_insert"));
1253 synfigapp::ValueDesc value_desc(value_node,value_node->link_count());
1255 action->set_param("canvas",get_canvas());
1256 action->set_param("canvas_interface",get_canvas_interface());
1257 action->set_param("value_desc",value_desc);
1258 if(!action->set_param("item",ValueNode::Handle(composite)))
1259 synfig::error("ACTION didn't like \"item\"");
1261 if(!get_canvas_interface()->get_instance()->perform_action(action))
1263 get_canvas_view()->get_ui_interface()->error(_("Unable to insert item"));
1266 return Smach::RESULT_ERROR;
1269 last_stroke=value_node;
1270 return Smach::RESULT_ACCEPT;
1274 StateDraw_Context::reverse_bline(std::list<synfig::BLinePoint> &bline)
1278 std::list<synfig::BLinePoint>::iterator iter,eiter;
1282 for(i=0;i<(int)bline.size()/2;++iter,--eiter,i++)
1284 iter_swap(iter,eiter);
1291 StateDraw_Context::fill_last_stroke()
1296 synfigapp::Action::PassiveGrouper group(get_canvas_interface()->get_instance().get(),_("Fill Stroke"));
1298 Layer::Handle layer;
1300 get_canvas_interface()->auto_export(last_stroke);
1302 synfigapp::PushMode push_mode(get_canvas_interface(),synfigapp::MODE_NORMAL);
1304 layer=get_canvas_interface()->add_layer("region");
1306 layer->set_param("color",synfigapp::Main::get_background_color());
1308 synfigapp::Action::Handle action(synfigapp::Action::create("layer_param_connect"));
1312 action->set_param("canvas",get_canvas());
1313 action->set_param("canvas_interface",get_canvas_interface());
1314 action->set_param("layer",layer);
1315 if(!action->set_param("param",String("segment_list")))
1316 synfig::error("LayerParamConnect didn't like \"param\"");
1317 if(!action->set_param("value_node",ValueNode::Handle(last_stroke)))
1318 synfig::error("LayerParamConnect didn't like \"value_node\"");
1320 if(!get_canvas_interface()->get_instance()->perform_action(action))
1322 get_canvas_view()->get_ui_interface()->error(_("Unable to create Region layer"));
1326 get_canvas_view()->get_selection_manager()->set_selected_layer(layer);