1 /* === S Y N F I G ========================================================= */
2 /*! \file duckmatic.cpp
3 ** \brief Template File
8 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
9 ** Copyright (c) 2007, 2008 Chris Moore
11 ** This package is free software; you can redistribute it and/or
12 ** modify it under the terms of the GNU General Public License as
13 ** published by the Free Software Foundation; either version 2 of
14 ** the License, or (at your option) any later version.
16 ** This package is distributed in the hope that it will be useful,
17 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 ** General Public License for more details.
22 /* ========================================================================= */
24 /* === H E A D E R S ======================================================= */
36 #include <ETL/hermite>
38 #include "duckmatic.h"
39 #include <synfigapp/value_desc.h>
40 #include <synfig/general.h>
41 #include <synfig/paramdesc.h>
42 #include <synfig/valuenode_timedswap.h>
43 #include <synfig/valuenode_animated.h>
44 #include <synfig/valuenode_composite.h>
45 #include <synfig/valuenode_scale.h>
46 #include <synfig/valuenode_bline.h>
47 #include <synfig/valuenode_blinecalctangent.h>
48 #include <synfig/valuenode_blinecalcvertex.h>
49 #include <synfig/valuenode_blinecalcwidth.h>
51 #include <synfig/curve_helper.h>
53 #include <sigc++/retype_return.h>
54 #include <sigc++/retype.h>
55 #include <sigc++/hide.h>
56 #include <sigc++/bind.h>
58 #include "canvasview.h"
60 #include "onemoment.h"
66 /* === U S I N G =========================================================== */
70 using namespace synfig;
71 using namespace studio;
73 /* === M A C R O S ========================================================= */
75 /* 0.33333333333333333 makes for nice short tangent handles,
76 1.0 makes them draw as their real length */
77 #define TANGENT_HANDLE_SCALE 0.33333333333333333
79 /* leave this alone or the bezier won't lie on top of the bline */
80 #define TANGENT_BEZIER_SCALE 0.33333333333333333
82 /* === G L O B A L S ======================================================= */
84 /* === P R O C E D U R E S ================================================= */
86 /* === M E T H O D S ======================================================= */
88 /* === E N T R Y P O I N T ================================================= */
90 Duckmatic::Duckmatic():
91 type_mask(Duck::TYPE_ALL-Duck::TYPE_WIDTH),
94 grid_size(1.0/4.0,1.0/4.0),
95 show_persistent_strokes(true)
98 drag_offset_=Point(0,0);
102 Duckmatic::~Duckmatic()
106 if (Duck::duck_count)
107 synfig::error("%d ducks not yet deleted!", Duck::duck_count);
109 if (getenv("SYNFIG_DEBUG_DESTRUCTORS"))
110 synfig::info("Duckmatic::~Duckmatic(): Deleted");
114 Duckmatic::clear_ducks()
116 duck_data_share_map.clear();
119 //duck_list_.clear();
120 bezier_list_.clear();
121 stroke_list_.clear();
123 if(show_persistent_strokes)
124 stroke_list_=persistent_stroke_list_;
127 //! Returns \a true if the given duck is currently selected
129 Duckmatic::duck_is_selected(const etl::handle<Duck> &duck)const
131 return duck && selected_ducks.count(duck->get_guid());
135 Duckmatic::set_grid_size(const synfig::Vector &s)
140 signal_grid_changed();
145 Duckmatic::set_grid_snap(bool x)
150 signal_grid_changed();
155 Duckmatic::set_guide_snap(bool x)
160 signal_grid_changed();
164 Duckmatic::GuideList::iterator
165 Duckmatic::find_guide_x(synfig::Point pos, float radius)
167 GuideList::iterator iter,best(guide_list_x_.end());
169 for(iter=guide_list_x_.begin();iter!=guide_list_x_.end();++iter)
171 float amount(abs(*iter-pos[0]));
181 Duckmatic::GuideList::iterator
182 Duckmatic::find_guide_y(synfig::Point pos, float radius)
184 GuideList::iterator iter,best(guide_list_y_.end());
186 for(iter=guide_list_y_.begin();iter!=guide_list_y_.end();++iter)
188 float amount(abs(*iter-pos[1]));
199 Duckmatic::clear_selected_ducks()
201 selected_ducks.clear();
202 signal_duck_selection_changed_();
205 etl::handle<Duckmatic::Duck>
206 Duckmatic::get_selected_duck()const
208 if(selected_ducks.empty() || duck_map.empty())
210 return duck_map.find(*selected_ducks.begin())->second;
214 Duckmatic::refresh_selected_ducks()
217 std::set<etl::handle<Duck> >::iterator iter;
218 std::set<etl::handle<Duck> > new_set;
219 if(duck_list().empty())
221 selected_duck_list.clear();
222 signal_duck_selection_changed_();
226 for(iter=selected_duck_list.begin();iter!=selected_duck_list.end();++iter)
228 etl::handle<Duck> similar(find_similar_duck(*iter));
231 new_set.insert(similar);
234 selected_duck_list=new_set;
236 GUIDSet old_set(selected_ducks);
237 GUIDSet::const_iterator iter;
239 for(iter=old_set.begin();iter!=old_set.end();++iter)
241 if(duck_map.count(*iter)==0)
242 selected_ducks.erase(*iter);
245 signal_duck_selection_changed_();
249 Duckmatic::is_duck_group_selectable(const etl::handle<Duck>& x)const
251 const Type type(get_type_mask());
253 if (((x->get_type() && (!(type & x->get_type()))) ||
257 synfigapp::ValueDesc value_desc(x->get_value_desc());
258 if(value_desc.parent_is_layer_param() && type & Duck::TYPE_POSITION)
260 Layer::Handle layer(value_desc.get_layer());
261 String layer_name(layer->get_name());
263 if (layer_name == "outline" || layer_name == "region" || layer_name == "plant" ||
264 layer_name == "polygon" || layer_name == "curve_gradient")
267 if((layer_name=="PasteCanvas"|| layer_name=="paste_canvas") &&
268 !layer->get_param("children_lock").get(bool()))
271 else if (value_desc.parent_is_value_node())
273 if (ValueNode_BLineCalcVertex::Handle::cast_dynamic(value_desc.get_value_node()))
275 if (value_desc.parent_is_linkable_value_node())
277 LinkableValueNode::Handle parent_value_node(value_desc.get_parent_value_node());
278 if (ValueNode_Composite::Handle::cast_dynamic(parent_value_node))
280 if (parent_value_node->get_type() == ValueBase::TYPE_BLINEPOINT &&
281 ValueNode_BLineCalcVertex::Handle::cast_dynamic(
282 parent_value_node->get_link("point")))
285 else if (ValueNode_BLine::Handle::cast_dynamic(parent_value_node))
287 ValueNode_Composite::Handle composite(ValueNode_Composite::Handle::cast_dynamic(
288 value_desc.get_value_node()));
290 ValueNode_BLineCalcVertex::Handle::cast_dynamic(composite->get_link("point")))
299 Duckmatic::select_all_ducks()
301 DuckMap::const_iterator iter;
302 for(iter=duck_map.begin();iter!=duck_map.end();++iter)
303 if(is_duck_group_selectable(iter->second))
304 select_duck(iter->second);
306 unselect_duck(iter->second);
310 Duckmatic::unselect_all_ducks()
312 DuckMap::const_iterator iter;
313 for(iter=duck_map.begin();iter!=duck_map.end();++iter)
314 unselect_duck(iter->second);
318 Duckmatic::toggle_select_ducks_in_box(const synfig::Vector& tl,const synfig::Vector& br)
321 vmin[0]=std::min(tl[0],br[0]);
322 vmin[1]=std::min(tl[1],br[1]);
323 vmax[0]=std::max(tl[0],br[0]);
324 vmax[1]=std::max(tl[1],br[1]);
326 DuckMap::const_iterator iter;
327 for(iter=duck_map.begin();iter!=duck_map.end();++iter)
329 Point p(iter->second->get_trans_point());
330 if(p[0]<=vmax[0] && p[0]>=vmin[0] && p[1]<=vmax[1] && p[1]>=vmin[1] &&
331 is_duck_group_selectable(iter->second))
332 toggle_select_duck(iter->second);
337 Duckmatic::select_ducks_in_box(const synfig::Vector& tl,const synfig::Vector& br)
340 vmin[0]=std::min(tl[0],br[0]);
341 vmin[1]=std::min(tl[1],br[1]);
342 vmax[0]=std::max(tl[0],br[0]);
343 vmax[1]=std::max(tl[1],br[1]);
345 // Type type(get_type_mask());
347 DuckMap::const_iterator iter;
348 for(iter=duck_map.begin();iter!=duck_map.end();++iter)
350 Point p(iter->second->get_trans_point());
351 if(p[0]<=vmax[0] && p[0]>=vmin[0] && p[1]<=vmax[1] && p[1]>=vmin[1])
353 if(is_duck_group_selectable(iter->second))
354 select_duck(iter->second);
360 Duckmatic::count_selected_ducks()const
362 return selected_ducks.size();
366 Duckmatic::select_duck(const etl::handle<Duck> &duck)
370 selected_ducks.insert(duck->get_guid());
371 signal_duck_selection_changed_();
376 Duckmatic::get_selected_ducks()const
379 GUIDSet::const_iterator iter;
380 const Type type(get_type_mask());
382 for(iter=selected_ducks.begin();iter!=selected_ducks.end();++iter)
384 const DuckMap::const_iterator d_iter(duck_map.find(*iter));
386 if(d_iter==duck_map.end())
389 if(( d_iter->second->get_type() && (!(type & d_iter->second->get_type())) ) )
392 ret.push_back(d_iter->second);
398 Duckmatic::get_duck_list()const
401 DuckMap::const_iterator iter;
402 for(iter=duck_map.begin();iter!=duck_map.end();++iter) if (iter->second->get_type()&Duck::TYPE_POSITION) ret.push_back(iter->second);
403 for(iter=duck_map.begin();iter!=duck_map.end();++iter) if (iter->second->get_type()&Duck::TYPE_VERTEX ) ret.push_back(iter->second);
404 for(iter=duck_map.begin();iter!=duck_map.end();++iter) if (iter->second->get_type()&Duck::TYPE_TANGENT ) ret.push_back(iter->second);
405 for(iter=duck_map.begin();iter!=duck_map.end();++iter)
406 if (!(iter->second->get_type()&Duck::TYPE_POSITION) &&
407 !(iter->second->get_type()&Duck::TYPE_VERTEX) &&
408 !(iter->second->get_type()&Duck::TYPE_TANGENT))
409 ret.push_back(iter->second);
414 Duckmatic::unselect_duck(const etl::handle<Duck> &duck)
416 if(duck && selected_ducks.count(duck->get_guid()))
418 selected_ducks.erase(duck->get_guid());
419 signal_duck_selection_changed_();
424 Duckmatic::toggle_select_duck(const etl::handle<Duck> &duck)
426 if(duck_is_selected(duck))
433 Duckmatic::translate_selected_ducks(const synfig::Vector& vector)
436 duck_dragger_->duck_drag(this,vector);
440 Duckmatic::start_duck_drag(const synfig::Vector& offset)
443 duck_dragger_->begin_duck_drag(this,offset);
445 //drag_offset_=offset;
446 drag_offset_=find_duck(offset)->get_trans_point();
450 Duckmatic::end_duck_drag()
453 return duck_dragger_->end_duck_drag(this);
458 Duckmatic::snap_point_to_grid(const synfig::Point& x, float radius)const
462 GuideList::const_iterator guide_x,guide_y;
463 bool has_guide_x(false), has_guide_y(false);
465 guide_x=find_guide_x(ret,radius);
466 if(guide_x!=guide_list_x_.end())
469 guide_y=find_guide_y(ret,radius);
470 if(guide_y!=guide_list_y_.end())
476 floor(ret[0]/get_grid_size()[0]+0.5)*get_grid_size()[0],
477 floor(ret[1]/get_grid_size()[1]+0.5)*get_grid_size()[1]);
479 if(abs(snap[0]-ret[0])<=radius && (!has_guide_x || abs(snap[0]-ret[0])<=abs(*guide_x-ret[0])))
480 ret[0]=snap[0],has_guide_x=false;
481 if(abs(snap[1]-ret[1])<=radius && (!has_guide_y || abs(snap[1]-ret[1])<=abs(*guide_y-ret[1])))
482 ret[1]=snap[1],has_guide_y=false;
496 if(abs(ret[0])<abs(ret[1]))
507 DuckDrag_Translate::begin_duck_drag(Duckmatic* duckmatic, const synfig::Vector& offset)
509 last_translate_=Vector(0,0);
511 drag_offset_=duckmatic->find_duck(offset)->get_trans_point();
516 const DuckList selected_ducks(duckmatic->get_selected_ducks());
517 DuckList::const_iterator iter;
520 for(iter=selected_ducks.begin();iter!=selected_ducks.end();++iter)
522 Point p((*iter)->get_trans_point());
523 positions.push_back(p);
528 DuckDrag_Translate::end_duck_drag(Duckmatic* duckmatic)
530 if(last_translate_.mag()>0.0001)
532 duckmatic->signal_edited_selected_ducks();
537 duckmatic->signal_user_click_selected_ducks(0);
543 DuckDrag_Translate::duck_drag(Duckmatic* duckmatic, const synfig::Vector& vector)
545 const DuckList selected_ducks(duckmatic->get_selected_ducks());
546 DuckList::const_iterator iter;
548 synfig::Vector vect(duckmatic->snap_point_to_grid(vector)-drag_offset_);
550 Time time(duckmatic->get_time());
552 // drag the vertex and position ducks first
553 for (i=0,iter=selected_ducks.begin(); iter!=selected_ducks.end(); ++iter,i++)
554 if((*iter)->get_type() == Duck::TYPE_VERTEX || (*iter)->get_type() == Duck::TYPE_POSITION)
555 (*iter)->set_trans_point(positions[i]+vect, time);
557 // then drag the others
558 for (i=0,iter=selected_ducks.begin(); iter!=selected_ducks.end(); ++iter,i++)
559 if ((*iter)->get_type() != Duck::TYPE_VERTEX && (*iter)->get_type() != Duck::TYPE_POSITION)
560 (*iter)->set_trans_point(positions[i]+vect, time);
562 // then patch up the tangents for the vertices we've moved
563 DuckList duck_list(duckmatic->get_duck_list());
564 for (iter=duck_list.begin(); iter!=duck_list.end(); ++iter)
566 if ((*iter)->get_type() == Duck::TYPE_TANGENT || (*iter)->get_type() == Duck::TYPE_WIDTH)
568 (*iter)->update(time);
572 last_translate_=vect;
576 Duckmatic::signal_edited_selected_ducks()
578 const DuckList ducks(get_selected_ducks());
579 DuckList::const_iterator iter;
581 synfig::GUIDSet old_set(selected_ducks);
583 // If we have more than 20 things to move, then display
584 // something to explain that it may take a moment
585 smart_ptr<OneMoment> wait; if(ducks.size()>20)wait.spawn();
587 // Go ahead and call everyone's signals
588 for(iter=ducks.begin();iter!=ducks.end();++iter)
590 if ((*iter)->get_type() == Duck::TYPE_ANGLE)
592 if(!(*iter)->signal_edited_angle()((*iter)->get_rotations()))
594 selected_ducks=old_set;
595 throw String("Bad edit");
598 else if (App::restrict_radius_ducks &&
599 (*iter)->is_radius())
601 Point point((*iter)->get_point());
602 bool changed = false;
615 if (changed) (*iter)->set_point(point);
617 if(!(*iter)->signal_edited()(point))
619 selected_ducks=old_set;
620 throw String("Bad edit");
625 if(!(*iter)->signal_edited()((*iter)->get_point()))
627 selected_ducks=old_set;
628 throw String("Bad edit");
632 selected_ducks=old_set;
636 Duckmatic::signal_user_click_selected_ducks(int button)
638 const DuckList ducks(get_selected_ducks());
639 DuckList::const_iterator iter;
641 for(iter=ducks.begin();iter!=ducks.end();++iter)
643 (*iter)->signal_user_click(button)();
648 Duckmatic::add_duck(const etl::handle<Duck> &duck)
650 //if(!duck_map.count(duck->get_guid()))
652 if(duck_data_share_map.count(duck->get_data_guid()))
654 duck->set_shared_point(duck_data_share_map[duck->get_data_guid()]);
658 etl::smart_ptr<synfig::Point> point(new Point(duck->get_point()));
659 duck->set_shared_point(point);
660 duck_data_share_map[duck->get_data_guid()]=point;
663 duck_map.insert(duck);
666 last_duck_guid=duck->get_guid();
670 Duckmatic::add_bezier(const etl::handle<Bezier> &bezier)
672 bezier_list_.push_back(bezier);
676 Duckmatic::add_stroke(etl::smart_ptr<std::list<synfig::Point> > stroke_point_list, const synfig::Color& color)
678 assert(stroke_point_list);
680 std::list<etl::handle<Stroke> >::iterator iter;
682 for(iter=stroke_list_.begin();iter!=stroke_list_.end();++iter)
684 if((*iter)->stroke_data==stroke_point_list)
688 etl::handle<Stroke> stroke(new Stroke());
690 stroke->stroke_data=stroke_point_list;
693 stroke_list_.push_back(stroke);
697 Duckmatic::add_persistent_stroke(etl::smart_ptr<std::list<synfig::Point> > stroke_point_list, const synfig::Color& color)
699 add_stroke(stroke_point_list,color);
700 persistent_stroke_list_.push_back(stroke_list_.back());
704 Duckmatic::clear_persistent_strokes()
706 persistent_stroke_list_.clear();
710 Duckmatic::set_show_persistent_strokes(bool x)
712 if(x!=show_persistent_strokes)
714 show_persistent_strokes=x;
716 stroke_list_=persistent_stroke_list_;
718 stroke_list_.clear();
723 Duckmatic::erase_duck(const etl::handle<Duck> &duck)
725 duck_map.erase(duck->get_guid());
728 etl::handle<Duckmatic::Duck>
729 Duckmatic::find_similar_duck(etl::handle<Duck> duck)
731 DuckMap::const_iterator iter(duck_map.find(duck->get_guid()));
732 if(iter!=duck_map.end())
736 /* std::list<handle<Duck> >::reverse_iterator iter;
738 for(iter=duck_list_.rbegin();iter!=duck_list_.rend();++iter)
740 if(*iter!=duck && **iter==*duck)
742 //synfig::info("Found similar duck! (iter:%08x vs. duck:%08x)",iter->get(), duck.get());
750 etl::handle<Duckmatic::Duck>
751 Duckmatic::add_similar_duck(etl::handle<Duck> duck)
753 etl::handle<Duck> similar(find_similar_duck(duck));
763 Duckmatic::erase_bezier(const etl::handle<Bezier> &bezier)
765 std::list<handle<Bezier> >::iterator iter;
767 for(iter=bezier_list_.begin();iter!=bezier_list_.end();++iter)
771 bezier_list_.erase(iter);
775 synfig::warning("Unable to find bezier to erase!");
778 etl::handle<Duckmatic::Duck>
779 Duckmatic::last_duck()const
781 DuckMap::const_iterator iter(duck_map.find(last_duck_guid));
782 if(iter!=duck_map.end())
787 etl::handle<Duckmatic::Bezier>
788 Duckmatic::last_bezier()const
790 return bezier_list_.back();
793 etl::handle<Duckmatic::Duck>
794 Duckmatic::find_duck(synfig::Point point, synfig::Real radius, Duck::Type type)
796 if(radius==0)radius=10000000;
798 if(type==Duck::TYPE_DEFAULT)
799 type=get_type_mask();
801 Real closest(10000000);
802 etl::handle<Duck> ret;
804 DuckMap::const_iterator iter;
806 for(iter=duck_map.begin();iter!=duck_map.end();++iter)
808 const Duck::Handle& duck(iter->second);
810 if(duck->get_ignore() ||
811 (duck->get_type() && !(type & duck->get_type())))
814 Real dist((duck->get_trans_point()-point).mag_squared());
816 if(duck->get_type()&Duck::TYPE_VERTEX)
818 else if(duck->get_type()&Duck::TYPE_TANGENT && duck->get_scalar()>0)
820 else if(duck->get_type()&Duck::TYPE_RADIUS)
830 if(radius==0 || closest<radius*radius)
836 etl::handle<Duckmatic::Bezier>
837 Duckmatic::find_bezier(synfig::Point point, synfig::Real radius,float* location)
839 return find_bezier(point,radius,radius,location);
842 etl::handle<Duckmatic::Bezier>
843 Duckmatic::find_bezier(synfig::Point pos, synfig::Real scale, synfig::Real radius, float* location)
845 if(radius==0)radius=10000000;
846 Real closest(10000000);
847 etl::handle<Bezier> ret;
855 for(std::list<handle<Bezier> >::const_iterator iter=bezier_list().begin();iter!=bezier_list().end();++iter)
857 curve[0] = (*iter)->p1->get_trans_point();
858 curve[1] = (*iter)->c1->get_trans_point();
859 curve[2] = (*iter)->c2->get_trans_point();
860 curve[3] = (*iter)->p2->get_trans_point();
864 // I don't know why this doesn't work
865 time=curve.find_closest(pos,6);
866 d=((curve(time)-pos).mag_squared());
869 //set the step size based on the size of the picture
870 d = (curve[1] - curve[0]).mag() + (curve[2]-curve[1]).mag() + (curve[3]-curve[2]).mag();
872 step = d/(2*scale); //want to make the distance between lines happy
874 step = max(step,0.01); //100 samples should be plenty
875 step = min(step,0.1); //10 is minimum
877 d = find_closest(curve,pos,step,&closest,&time);
888 if(closest < radius*radius)
891 *location = best_time; // We need to square-root this because we were dealing with squared distances
900 Duckmatic::save_sketch(const synfig::String& filename)const
902 ChangeLocale change_locale(LC_NUMERIC, "C");
903 std::ofstream file(filename.c_str());
905 if(!file)return false;
907 file<<"SKETCH"<<endl;
909 std::list<etl::handle<Stroke> >::const_iterator iter;
911 for(iter=persistent_stroke_list_.begin();iter!=persistent_stroke_list_.end();++iter)
914 <<(*iter)->color.get_r()<<' '
915 <<(*iter)->color.get_g()<<' '
916 <<(*iter)->color.get_b()
918 std::list<synfig::Point>::const_iterator viter;
919 for(viter=(*iter)->stroke_data->begin();viter!=(*iter)->stroke_data->end();++viter)
927 if(!file)return false;
928 sketch_filename_=filename;
929 signal_sketch_saved_();
934 Duckmatic::load_sketch(const synfig::String& filename)
936 ChangeLocale change_locale(LC_NUMERIC, "C");
937 std::ifstream file(filename.c_str());
947 synfig::error("Not a sketch");
951 etl::smart_ptr<std::list<synfig::Point> > stroke_data;
967 if(!strscanf(line,"C %f %f %f",&r, &g, &b))
969 synfig::warning("Bad color line \"%s\"",line.c_str());
972 add_persistent_stroke(stroke_data, synfig::Color(r,g,b));
980 add_persistent_stroke(stroke_data, synfig::Color(0,0,0));
983 if(!strscanf(line,"V %f %f",&x, &y))
984 synfig::warning("Bad vertex \"%s\"",line.c_str());
986 stroke_data->push_back(synfig::Vector(x,y));
989 synfig::warning("Unexpected sketch token '%c'",line[0]);
994 sketch_filename_=filename;
998 Duckmatic::Push::Push(Duckmatic *duckmatic_):
999 duckmatic_(duckmatic_)
1001 duck_map=duckmatic_->duck_map;
1002 bezier_list_=duckmatic_->bezier_list_;
1003 duck_data_share_map=duckmatic_->duck_data_share_map;
1004 stroke_list_=duckmatic_->stroke_list_;
1005 duck_dragger_=duckmatic_->duck_dragger_;
1009 Duckmatic::Push::~Push()
1016 Duckmatic::Push::restore()
1018 duckmatic_->duck_map=duck_map;
1019 duckmatic_->bezier_list_=bezier_list_;
1020 duckmatic_->duck_data_share_map=duck_data_share_map;
1021 duckmatic_->stroke_list_=stroke_list_;
1022 duckmatic_->duck_dragger_=duck_dragger_;
1023 needs_restore=false;
1026 inline String guid_string(const synfigapp::ValueDesc& x)
1028 if(x.parent_is_layer_param())
1029 return strprintf("%s",x.get_layer()->get_guid().get_string().c_str())+x.get_param_name();
1030 //if(x.is_value_node())
1031 return strprintf("%s",x.get_value_node()->get_guid().get_string().c_str());
1034 inline synfig::GUID calc_duck_guid(const synfigapp::ValueDesc& x,const synfig::TransformStack& transform_stack)
1036 synfig::GUID ret(0);
1038 if(x.parent_is_layer_param())
1040 ret=x.get_layer()->get_guid()^synfig::GUID::hasher(x.get_param_name());
1044 ret=x.get_value_node()->get_guid();
1047 ret^=transform_stack.get_guid();
1053 Duckmatic::create_duck_from(const synfigapp::ValueDesc& value_desc,etl::handle<CanvasView> canvas_view, const synfig::TransformStack& transform_stack, int modifier, synfig::ParamDesc *param_desc)
1055 synfig::GUID duck_guid(calc_duck_guid(value_desc,transform_stack)^synfig::GUID::hasher(modifier));
1056 etl::handle<Duck> duck=new Duck();
1063 Duckmatic::add_to_ducks(const synfigapp::ValueDesc& value_desc,etl::handle<CanvasView> canvas_view, const synfig::TransformStack& transform_stack, synfig::ParamDesc *param_desc, int multiple)
1065 ValueBase::Type type=value_desc.get_value_type();
1066 #define REAL_COOKIE reinterpret_cast<synfig::ParamDesc*>(28)
1069 case ValueBase::TYPE_REAL:
1071 if(!param_desc || param_desc==REAL_COOKIE || !param_desc->get_origin().empty())
1073 etl::handle<Duck> duck=new Duck();
1074 duck->set_transform_stack(transform_stack);
1075 duck->set_radius(true);
1076 duck->set_type(Duck::TYPE_RADIUS);
1078 // put the duck on the right hand side of the center
1079 duck->set_point(Point(value_desc.get_value(get_time()).get(Real()), 0));
1080 duck->set_name(guid_string(value_desc));
1081 if(value_desc.is_value_node())
1083 // If the ValueNode can be directly manipulated,
1084 // then set it as so.
1085 duck->set_editable(synfigapp::is_editable(value_desc.get_value_node()));
1089 duck->set_editable(true);
1092 if(param_desc && param_desc!=REAL_COOKIE)
1094 if(!param_desc->get_origin().empty())
1096 synfigapp::ValueDesc value_desc_origin(value_desc.get_layer(),param_desc->get_origin());
1098 duck->set_origin(value_desc_origin.get_value(get_time()).get(synfig::Point()));
1100 add_to_ducks(value_desc_origin,canvas_view, transform_stack);
1101 duck->set_origin(last_duck());
1103 duck->set_scalar(param_desc->get_scalar());
1106 duck->signal_edited().clear(); // value_desc.get_value_type() == ValueBase::TYPE_REAL:
1107 duck->signal_edited().connect(
1111 &studio::CanvasView::on_duck_changed),
1113 duck->set_value_desc(value_desc);
1115 duck->signal_user_click(2).connect(
1121 &studio::CanvasView::popup_param_menu),
1126 duck->set_guid(calc_duck_guid(value_desc,transform_stack)^synfig::GUID::hasher(multiple));
1134 case ValueBase::TYPE_ANGLE:
1136 if(!param_desc || param_desc==REAL_COOKIE || !param_desc->get_origin().empty())
1138 etl::handle<Duck> duck=new Duck();
1139 duck->set_type(Duck::TYPE_ANGLE);
1140 duck->set_transform_stack(transform_stack);
1141 synfig::Angle angle;
1143 angle=value_desc.get_value(get_time()).get(Angle());
1144 duck->set_point(Point(Angle::cos(angle).get(),Angle::sin(angle).get()));
1145 duck->set_name(guid_string(value_desc));
1146 if(value_desc.is_value_node())
1148 ValueNode::Handle value_node=value_desc.get_value_node();
1149 //duck->set_name(strprintf("%x",value_node.get()));
1151 // If the ValueNode can be directly manipulated,
1152 // then set it as so.
1153 duck->set_editable(synfigapp::is_editable(value_desc.get_value_node()));
1157 //angle=(value_desc.get_value().get(Angle()));
1158 //duck->set_point(Point(Angle::cos(angle).get(),Angle::sin(angle).get()));
1159 //duck->set_name(strprintf("%x",value_desc.get_layer().get())+value_desc.get_param_name());
1160 duck->set_editable(true);
1163 if(param_desc && param_desc!=REAL_COOKIE)
1165 if(!param_desc->get_origin().empty())
1167 synfigapp::ValueDesc value_desc_origin(value_desc.get_layer(),param_desc->get_origin());
1169 duck->set_origin(value_desc_origin.get_value(get_time()).get(synfig::Point()));
1171 add_to_ducks(value_desc_origin,canvas_view, transform_stack);
1172 duck->set_origin(last_duck());
1174 duck->set_scalar(param_desc->get_scalar());
1177 duck->signal_edited().clear(); // value_desc.get_value_type() == ValueBase::TYPE_ANGLE:
1178 duck->signal_edited_angle().clear();
1179 duck->signal_edited_angle().connect(
1183 &studio::CanvasView::on_duck_angle_changed),
1185 duck->set_value_desc(value_desc);
1187 duck->signal_user_click(2).connect(
1193 &studio::CanvasView::popup_param_menu),
1197 duck->set_guid(calc_duck_guid(value_desc,transform_stack)^synfig::GUID::hasher(multiple));
1205 case ValueBase::TYPE_VECTOR:
1207 etl::handle<Duck> duck=new Duck();
1208 duck->set_transform_stack(transform_stack);
1210 duck->set_point(value_desc.get_value(get_time()).get(Point()));
1211 duck->set_name(guid_string(value_desc));
1212 if(value_desc.is_value_node())
1214 //duck->set_name(strprintf("%x",value_desc.get_value_node().get()));
1216 // If the ValueNode can be directly manipulated,
1217 // then set it as so.
1218 duck->set_editable(synfigapp::is_editable(value_desc.get_value_node()));
1222 //duck->set_point(value_desc.get_value().get(Point()));
1223 //duck->set_name(strprintf("%x",value_desc.get_layer().get())+value_desc.get_param_name());
1224 duck->set_editable(true);
1227 // If we were passed a parameter description
1230 if(!param_desc->get_connect().empty())
1232 synfigapp::ValueDesc value_desc_origin(value_desc.get_layer(),param_desc->get_connect());
1233 Duck::Handle connect_duck;
1234 if(duck_map.find(calc_duck_guid(value_desc_origin,transform_stack)^synfig::GUID::hasher(0))!=duck_map.end())
1236 connect_duck=duck_map[calc_duck_guid(value_desc_origin,transform_stack)^synfig::GUID::hasher(0)];
1240 add_to_ducks(value_desc_origin,canvas_view, transform_stack);
1241 connect_duck=last_duck();
1243 duck->set_connect_duck(connect_duck);
1245 if(!param_desc->get_box().empty())
1247 synfigapp::ValueDesc value_desc_origin(value_desc.get_layer(),param_desc->get_box());
1248 add_to_ducks(value_desc_origin,canvas_view, transform_stack);
1249 duck->set_box_duck(last_duck());
1252 // If we have an origin
1253 if(!param_desc->get_origin().empty())
1255 synfigapp::ValueDesc value_desc_origin(value_desc.get_layer(),param_desc->get_origin());
1257 duck->set_origin(value_desc_origin.get_value(get_time()).get(synfig::Point()));
1259 add_to_ducks(value_desc_origin,canvas_view, transform_stack);
1260 duck->set_origin(last_duck());
1261 duck->set_type(Duck::TYPE_VERTEX);
1264 duck->set_type(Duck::TYPE_POSITION);
1266 duck->set_scalar(param_desc->get_scalar());
1269 duck->set_type(Duck::TYPE_POSITION);
1271 duck->signal_edited().clear(); // value_desc.get_value_type() == ValueBase::TYPE_VECTOR:
1272 duck->signal_edited().connect(
1276 &studio::CanvasView::on_duck_changed),
1278 duck->set_value_desc(value_desc);
1280 duck->signal_user_click(2).connect(
1286 &studio::CanvasView::popup_param_menu),
1290 duck->set_guid(calc_duck_guid(value_desc,transform_stack)^synfig::GUID::hasher(multiple));
1296 case ValueBase::TYPE_SEGMENT:
1298 etl::handle<Bezier> bezier(new Bezier());
1299 ValueNode_Composite::Handle value_node;
1301 if(value_desc.is_value_node() &&
1302 (value_node=ValueNode_Composite::Handle::cast_dynamic(value_desc.get_value_node())))
1304 if(!add_to_ducks(synfigapp::ValueDesc(value_node,0),canvas_view,transform_stack))
1306 bezier->p1=last_duck();
1307 bezier->p1->set_type(Duck::TYPE_VERTEX);
1308 if(!add_to_ducks(synfigapp::ValueDesc(value_node,1),canvas_view,transform_stack))
1310 bezier->c1=last_duck();
1311 bezier->c1->set_type(Duck::TYPE_TANGENT);
1312 bezier->c1->set_origin(bezier->p1);
1313 bezier->c1->set_scalar(TANGENT_BEZIER_SCALE);
1314 bezier->c1->set_tangent(true);
1316 if(!add_to_ducks(synfigapp::ValueDesc(value_node,2),canvas_view,transform_stack))
1318 bezier->p2=last_duck();
1319 bezier->p2->set_type(Duck::TYPE_VERTEX);
1320 if(!add_to_ducks(synfigapp::ValueDesc(value_node,3),canvas_view,transform_stack))
1322 bezier->c2=last_duck();
1323 bezier->c2->set_type(Duck::TYPE_TANGENT);
1324 bezier->c2->set_origin(bezier->p2);
1325 bezier->c2->set_scalar(-TANGENT_BEZIER_SCALE);
1326 bezier->c2->set_tangent(true);
1328 bezier->signal_user_click(2).connect(
1332 &studio::CanvasView::popup_param_menu_bezier),
1337 else if(value_desc.get_value().is_valid())
1339 Segment segment=value_desc.get_value();
1340 etl::handle<Duck> duck_p,duck_c;
1341 synfig::String name;
1344 name=param_desc->get_local_name();
1348 name=guid_string(value_desc);
1351 duck_p=new Duck(segment.p1);
1352 duck_p->set_name(name+".P1");
1353 duck_p->set_type(Duck::TYPE_VERTEX);
1356 duck_c=new Duck(segment.t1);
1357 duck_c->set_name(name+".T1");
1358 duck_c->set_type(Duck::TYPE_TANGENT);
1360 duck_c->set_origin(duck_p);
1361 duck_c->set_scalar(TANGENT_HANDLE_SCALE);
1362 duck_c->set_tangent(true);
1367 duck_p=new Duck(segment.p2);
1368 duck_p->set_name(name+".P2");
1369 duck_p->set_type(Duck::TYPE_VERTEX);
1372 duck_c=new Duck(segment.t2);
1373 duck_c->set_type(Duck::TYPE_TANGENT);
1374 duck_c->set_name(name+".T2");
1376 duck_c->set_origin(duck_p);
1377 duck_c->set_scalar(-TANGENT_HANDLE_SCALE);
1378 duck_c->set_tangent(true);
1388 case ValueBase::TYPE_BLINEPOINT:
1391 if(value_desc.is_value_node() &&
1392 ValueNode_Composite::Handle::cast_dynamic(value_desc.get_value_node()))
1394 ValueNode_Composite::Handle value_node;
1395 value_node=ValueNode_Composite::Handle::cast_dynamic(value_desc.get_value_node());
1397 if(!add_to_ducks(synfigapp::ValueDesc(value_node,0),canvas_view,transform_stack))
1399 etl::handle<Duck> vertex_duck(last_duck());
1400 vertex_duck->set_type(Duck::TYPE_VERTEX);
1401 if(!add_to_ducks(synfigapp::ValueDesc(value_node,4),canvas_view,transform_stack))
1403 etl::handle<Duck> t1_duck(last_duck());
1405 t1_duck->set_origin(vertex_duck);
1406 t1_duck->set_scalar(-TANGENT_HANDLE_SCALE);
1407 t1_duck->set_tangent(true);
1409 etl::handle<Duck> t2_duck;
1411 // If the tangents are split
1412 if((*value_node->get_link("split"))(get_time()).get(bool()))
1414 if(!add_to_ducks(synfigapp::ValueDesc(value_node,5),canvas_view,transform_stack))
1416 t2_duck=last_duck();
1417 t2_duck->set_origin(vertex_duck);
1418 t2_duck->set_scalar(TANGENT_HANDLE_SCALE);
1419 t2_duck->set_tangent(true);
1423 if(!add_to_ducks(synfigapp::ValueDesc(value_node,4),canvas_view,transform_stack))
1425 t2_duck=last_duck();
1426 t2_duck->set_origin(vertex_duck);
1427 t2_duck->set_scalar(TANGENT_HANDLE_SCALE);
1428 t2_duck->set_tangent(true);
1435 case ValueBase::TYPE_LIST:
1438 if (value_desc.is_value_node() &&
1439 ValueNode_BLine::Handle::cast_dynamic(value_desc.get_value_node()))
1441 ValueNode_BLine::Handle value_node;
1442 value_node=ValueNode_BLine::Handle::cast_dynamic(value_desc.get_value_node());
1446 etl::handle<Bezier> bezier;
1447 etl::handle<Duck> first_duck;
1448 etl::handle<Duck> duck, tduck;
1450 for (i = 0; i < value_node->link_count(); i++)
1452 float amount(value_node->list[i].amount_at_time(get_time()));
1454 // skip vertices that aren't fully on
1455 if (amount < 0.9999f)
1458 // remember the index of the first vertex we didn't skip
1462 BLinePoint bline_point((*value_node->get_link(i))(get_time()));
1464 // try casting the vertex to Composite - this tells us whether it is composite or not
1465 ValueNode_Composite::Handle composite_vertex_value_node(
1466 ValueNode_Composite::Handle::cast_dynamic(value_node->get_link(i)));
1468 // add the vertex duck - it's a composite
1469 if(composite_vertex_value_node)
1471 if (add_to_ducks(synfigapp::ValueDesc(composite_vertex_value_node,0),canvas_view,transform_stack))
1476 duck->set_type(Duck::TYPE_VERTEX);
1478 duck->signal_user_click(2).clear();
1479 duck->signal_user_click(2).connect(
1485 &studio::CanvasView::popup_param_menu),
1488 synfigapp::ValueDesc(value_node,i)));
1489 duck->set_value_desc(synfigapp::ValueDesc(value_node,i));
1493 if(!param_desc->get_origin().empty())
1495 synfigapp::ValueDesc value_desc_origin(value_desc.get_layer(),param_desc->get_origin());
1496 add_to_ducks(value_desc_origin,canvas_view, transform_stack);
1497 duck->set_origin(last_duck());
1499 ValueBase value(synfigapp::ValueDesc(value_desc.get_layer(),param_desc->get_origin()).get_value(get_time()));
1500 if(value.same_type_as(synfig::Point()))
1501 duck->set_origin(value.get(synfig::Point()));
1509 // else it's not a composite
1512 duck=new Duck(bline_point.get_vertex());
1515 duck->set_transform_stack(transform_stack);
1516 duck->set_editable(false);
1517 //duck->set_name(strprintf("%x-vertex",value_node->get_link(i).get()));
1518 duck->set_name(guid_string(synfigapp::ValueDesc(value_node,i))+".v");
1520 duck->set_type(Duck::TYPE_VERTEX);
1523 if(!param_desc->get_origin().empty())
1525 synfigapp::ValueDesc value_desc_origin(value_desc.get_layer(),param_desc->get_origin());
1526 add_to_ducks(value_desc_origin,canvas_view, transform_stack);
1527 duck->set_origin(last_duck());
1529 ValueBase value(synfigapp::ValueDesc(value_desc.get_layer(),param_desc->get_origin()).get_value(get_time()));
1530 if(value.same_type_as(synfig::Point()))
1531 duck->set_origin(value.get(synfig::Point()));
1535 duck->set_guid(calc_duck_guid(synfigapp::ValueDesc(value_node,i),transform_stack)^synfig::GUID::hasher(".v"));
1536 duck=add_similar_duck(duck);
1540 // Add the width duck if it is a parameter with a hint (ie. "width") or if it isn't a parameter
1541 if ((param_desc && !param_desc->get_hint().empty()) ||
1544 etl::handle<Duck> width;
1545 if (add_to_ducks(synfigapp::ValueDesc(composite_vertex_value_node,1),canvas_view,transform_stack,REAL_COOKIE))
1548 width->set_origin(duck);
1549 width->set_type(Duck::TYPE_WIDTH);
1550 width->set_name(guid_string(synfigapp::ValueDesc(value_node,i))+".w");
1552 // if the bline is a layer's parameter, scale the width duck by the layer's "width" parameter
1555 ValueBase value(synfigapp::ValueDesc(value_desc.get_layer(),param_desc->get_hint()).get_value(get_time()));
1556 if(value.same_type_as(synfig::Real()))
1557 width->set_scalar(value.get(synfig::Real())*0.5f);
1558 // if it doesn't have a "width" parameter, scale by 0.5f instead
1560 width->set_scalar(0.5f);
1562 // otherwise just present the raw unscaled width
1564 width->set_scalar(0.5f);
1567 synfig::error("Unable to add width duck!");
1570 // each bezier uses t2 of one point and t1 of the next
1571 // the first time through this loop we won't have the t2 duck from the previous vertex
1572 // and so we don't make a bezier. instead we skip on to t2 for this point
1575 // Add the tangent1 duck
1576 if(composite_vertex_value_node)
1578 if(!add_to_ducks(synfigapp::ValueDesc(composite_vertex_value_node,4),canvas_view,transform_stack))
1584 tduck=new Duck(bline_point.get_tangent1());
1585 tduck->set_transform_stack(transform_stack);
1586 tduck->set_editable(false);
1587 tduck->set_name(guid_string(synfigapp::ValueDesc(value_node,i))+".t1");
1588 // tduck->set_name(strprintf("%x-tangent1",value_node->get_link(i).get()));
1589 tduck->set_guid(calc_duck_guid(synfigapp::ValueDesc(value_node,i),transform_stack)^synfig::GUID::hasher(".t1"));
1590 tduck=add_similar_duck(tduck);
1594 tduck->set_origin(duck);
1595 tduck->set_scalar(-TANGENT_BEZIER_SCALE);
1596 tduck->set_tangent(true);
1601 bezier->signal_user_click(2).connect(
1605 &studio::CanvasView::popup_param_menu_bezier),
1606 synfigapp::ValueDesc(value_node,i)));
1608 duck->signal_user_click(2).clear();
1609 duck->signal_user_click(2).connect(
1615 &studio::CanvasView::popup_param_menu),
1618 synfigapp::ValueDesc(value_node,i)));
1619 duck->set_value_desc(synfigapp::ValueDesc(value_node,i));
1625 // don't start a new bezier for the last point in the line if we're not looped
1626 if(i+1>=value_node->link_count() && !value_node->get_loop())
1629 bezier=new Bezier();
1631 // Add the tangent2 duck
1632 if(composite_vertex_value_node)
1634 int i=bline_point.get_split_tangent_flag()?5:4;
1635 if(!add_to_ducks(synfigapp::ValueDesc(composite_vertex_value_node,i),canvas_view,transform_stack,0,2))
1641 if(bline_point.get_split_tangent_flag())
1642 tduck=new Duck(bline_point.get_tangent2());
1644 tduck=new Duck(bline_point.get_tangent1());
1646 tduck->set_transform_stack(transform_stack);
1647 tduck->set_name(guid_string(synfigapp::ValueDesc(value_node,i))+".t2");
1648 tduck->set_guid(calc_duck_guid(synfigapp::ValueDesc(value_node,i),transform_stack)^synfig::GUID::hasher(".t2"));
1649 tduck->set_editable(false);
1650 tduck=add_similar_duck(tduck);
1654 synfigapp::ValueDesc value_desc_origin(value_desc.get_layer(),param_desc->get_origin());
1655 add_to_ducks(value_desc_origin,canvas_view, transform_stack);
1656 duck->set_origin(last_duck());
1658 ValueBase value(synfigapp::ValueDesc(value_desc.get_layer(),param_desc->get_origin()).get_value(get_time()));
1659 if(value.same_type_as(synfig::Point()))
1660 duck->set_origin(value.get(synfig::Point()));
1662 // if(!param_desc->get_origin().empty())
1663 // duck->set_origin(synfigapp::ValueDesc(value_desc.get_layer(),param_desc->get_origin()).get_value(get_time()).get(synfig::Point()));
1665 duck->signal_user_click(2).clear();
1666 duck->signal_user_click(2).connect(
1672 &studio::CanvasView::popup_param_menu),
1675 synfigapp::ValueDesc(value_node,i)));
1676 duck->set_value_desc(synfigapp::ValueDesc(value_node,i));
1680 tduck->set_origin(duck);
1681 tduck->set_scalar(TANGENT_BEZIER_SCALE);
1682 tduck->set_tangent(true);
1688 // Loop if necessary
1689 if(bezier && value_node->get_loop())
1691 BLinePoint bline_point((*value_node->get_link(first))(get_time()));
1693 ValueNode_Composite::Handle composite_vertex_value_node(
1694 ValueNode_Composite::Handle::cast_dynamic(
1695 value_node->get_link(first)));
1697 // Add the vertex duck
1700 // Add the tangent1 duck
1701 if(composite_vertex_value_node)
1703 if(!add_to_ducks(synfigapp::ValueDesc(composite_vertex_value_node,4),canvas_view,transform_stack))
1709 tduck=new Duck(bline_point.get_tangent1());
1710 tduck->set_transform_stack(transform_stack);
1711 tduck->set_editable(false);
1712 tduck->set_name(guid_string(synfigapp::ValueDesc(value_node,first))+".t1");
1713 //tduck->set_name(strprintf("%x-tangent1",value_node->get_link(first).get()));
1714 tduck=add_similar_duck(tduck);
1715 tduck->set_guid(calc_duck_guid(synfigapp::ValueDesc(value_node,first),transform_stack)^synfig::GUID::hasher(".t1"));
1719 tduck->set_origin(duck);
1720 tduck->set_scalar(-TANGENT_BEZIER_SCALE);
1721 tduck->set_tangent(true);
1726 bezier->signal_user_click(2).connect(
1730 &studio::CanvasView::popup_param_menu_bezier),
1731 synfigapp::ValueDesc(value_node,first)));
1733 duck->signal_user_click(2).clear();
1734 duck->signal_user_click(2).connect(
1740 &studio::CanvasView::popup_param_menu),
1743 synfigapp::ValueDesc(value_node,first)));
1744 duck->set_value_desc(synfigapp::ValueDesc(value_node,first));
1751 else // Check for DynamicList
1752 if(value_desc.is_value_node() &&
1753 ValueNode_DynamicList::Handle::cast_dynamic(value_desc.get_value_node()))
1755 ValueNode_DynamicList::Handle value_node;
1756 value_node=ValueNode_DynamicList::Handle::cast_dynamic(value_desc.get_value_node());
1759 if(value_node->get_contained_type()==ValueBase::TYPE_VECTOR)
1762 etl::handle<Duck> first_duck, duck;
1764 for(i=0;i<value_node->link_count();i++)
1766 if(!value_node->list[i].status_at_time(get_time()))
1768 if(!add_to_ducks(synfigapp::ValueDesc(value_node,i),canvas_view,transform_stack))
1772 // remember the index of the first vertex we didn't skip
1779 if(param_desc && !param_desc->get_origin().empty())
1781 synfigapp::ValueDesc value_desc_origin(value_desc.get_layer(),param_desc->get_origin());
1782 add_to_ducks(value_desc_origin,canvas_view, transform_stack);
1783 duck->set_origin(last_duck());
1785 ValueBase value(synfigapp::ValueDesc(value_desc.get_layer(),param_desc->get_origin()).get_value(get_time()));
1786 if(value.same_type_as(synfig::Point()))
1787 duck->set_origin(value.get(synfig::Point()));
1789 // if(!param_desc->get_origin().empty())
1790 // last_duck()->set_origin(synfigapp::ValueDesc(value_desc.get_layer(),param_desc->get_origin()).get_value(get_time()).get(synfig::Point()));
1792 duck->set_type(Duck::TYPE_VERTEX);
1793 bezier.p1=bezier.p2;bezier.c1=bezier.c2;
1794 bezier.p2=bezier.c2=duck;
1798 handle<Bezier> bezier_(new Bezier());
1799 bezier_->p1=bezier.p1;
1800 bezier_->c1=bezier.c1;
1801 bezier_->p2=bezier.p2;
1802 bezier_->c2=bezier.c2;
1803 add_bezier(bezier_);
1804 last_bezier()->signal_user_click(2).connect(
1808 &studio::CanvasView::popup_param_menu_bezier),
1809 synfigapp::ValueDesc(value_node,i)));
1813 if (value_node->get_loop() && first != -1 && first_duck != duck)
1817 bezier.p1=bezier.p2;bezier.c1=bezier.c2;
1818 bezier.p2=bezier.c2=duck;
1820 handle<Bezier> bezier_(new Bezier());
1821 bezier_->p1=bezier.p1;
1822 bezier_->c1=bezier.c1;
1823 bezier_->p2=bezier.p2;
1824 bezier_->c2=bezier.c2;
1825 add_bezier(bezier_);
1826 last_bezier()->signal_user_click(2).connect(
1830 &studio::CanvasView::popup_param_menu_bezier),
1831 synfigapp::ValueDesc(value_node,first)));
1834 else if(value_node->get_contained_type()==ValueBase::TYPE_SEGMENT)
1836 for(i=0;i<value_node->link_count();i++)
1838 if(!value_node->list[i].status_at_time(get_time()))
1840 if(!add_to_ducks(synfigapp::ValueDesc(value_node,i),canvas_view,transform_stack))