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++)
555 etl::handle<Duck> duck(*iter);
556 if(duck->get_type() == Duck::TYPE_VERTEX || duck->get_type() == Duck::TYPE_POSITION)
558 duck->set_trans_point(positions[i]+vect);
560 ValueNode_BLineCalcVertex::Handle bline_vertex;
561 ValueNode_Composite::Handle composite;
563 if ((bline_vertex = ValueNode_BLineCalcVertex::Handle::cast_dynamic(duck->get_value_desc().get_value_node())) ||
564 ((composite = ValueNode_Composite::Handle::cast_dynamic(duck->get_value_desc().get_value_node())) &&
565 composite->get_type() == ValueBase::TYPE_BLINEPOINT &&
566 (bline_vertex = ValueNode_BLineCalcVertex::Handle::cast_dynamic(composite->get_link("point")))))
568 synfig::Point closest_point = duck->get_point();
569 synfig::Real radius = 0.0;
570 ValueNode_BLine::Handle bline = ValueNode_BLine::Handle::cast_dynamic(bline_vertex->get_link("bline"));
571 synfig::find_closest_point(
577 duck->set_point(closest_point);
582 // then drag the others
583 for (i=0,iter=selected_ducks.begin(); iter!=selected_ducks.end(); ++iter,i++)
584 if ((*iter)->get_type() != Duck::TYPE_VERTEX && (*iter)->get_type() != Duck::TYPE_POSITION)
585 (*iter)->set_trans_point(positions[i]+vect);
587 // then patch up the tangents for the vertices we've moved
588 DuckList duck_list(duckmatic->get_duck_list());
589 for (iter=selected_ducks.begin(); iter!=selected_ducks.end(); ++iter)
591 etl::handle<Duck> duck(*iter);
592 if (duck->get_type() == Duck::TYPE_VERTEX || duck->get_type() == Duck::TYPE_POSITION)
594 ValueNode_BLineCalcVertex::Handle bline_vertex;
595 ValueNode_Composite::Handle composite;
597 if ((bline_vertex = ValueNode_BLineCalcVertex::Handle::cast_dynamic(duck->get_value_desc().get_value_node())) ||
598 ((composite = ValueNode_Composite::Handle::cast_dynamic(duck->get_value_desc().get_value_node())) &&
599 composite->get_type() == ValueBase::TYPE_BLINEPOINT &&
600 (bline_vertex = ValueNode_BLineCalcVertex::Handle::cast_dynamic(composite->get_link("point")))))
602 synfig::Real radius = 0.0;
603 ValueNode_BLine::Handle bline(ValueNode_BLine::Handle::cast_dynamic(bline_vertex->get_link("bline")));
604 Real amount = synfig::find_closest_point((*bline)(time), duck->get_point(), radius, bline->get_loop());
606 ValueNode::Handle vertex_amount_value_node(bline_vertex->get_link("amount"));
608 DuckList::iterator iter;
609 for (iter=duck_list.begin(); iter!=duck_list.end(); iter++)
611 ValueNode::Handle duck_value_node((*iter)->get_value_desc().get_value_node());
612 if (ValueNode_BLineCalcTangent::Handle bline_tangent = ValueNode_BLineCalcTangent::Handle::cast_dynamic(duck_value_node))
614 if (bline_tangent->get_link("amount") == vertex_amount_value_node)
616 switch (bline_tangent->get_type())
618 case ValueBase::TYPE_ANGLE:
620 Angle angle((*bline_tangent)(time, amount).get(Angle()));
621 (*iter)->set_point(Point(Angle::cos(angle).get(), Angle::sin(angle).get()));
624 case ValueBase::TYPE_REAL:
625 (*iter)->set_point(Point((*bline_tangent)(time, amount).get(Real()), 0));
627 case ValueBase::TYPE_VECTOR:
628 (*iter)->set_point((*bline_tangent)(time, amount).get(Vector()));
635 else if (ValueNode_BLineCalcWidth::Handle bline_width = ValueNode_BLineCalcWidth::Handle::cast_dynamic(duck_value_node))
637 if (bline_width->get_link("amount") == vertex_amount_value_node)
638 (*iter)->set_point(Point((*bline_width)(time, amount).get(Real()), 0));
645 last_translate_=vect;
649 Duckmatic::signal_edited_selected_ducks()
651 const DuckList ducks(get_selected_ducks());
652 DuckList::const_iterator iter;
654 synfig::GUIDSet old_set(selected_ducks);
656 // If we have more than 20 things to move, then display
657 // something to explain that it may take a moment
658 smart_ptr<OneMoment> wait; if(ducks.size()>20)wait.spawn();
660 // Go ahead and call everyone's signals
661 for(iter=ducks.begin();iter!=ducks.end();++iter)
663 if ((*iter)->get_type() == Duck::TYPE_ANGLE)
665 if(!(*iter)->signal_edited_angle()((*iter)->get_rotations()))
667 selected_ducks=old_set;
668 throw String("Bad edit");
671 else if (App::restrict_radius_ducks &&
672 (*iter)->is_radius())
674 Point point((*iter)->get_point());
675 bool changed = false;
688 if (changed) (*iter)->set_point(point);
690 if(!(*iter)->signal_edited()(point))
692 selected_ducks=old_set;
693 throw String("Bad edit");
698 if(!(*iter)->signal_edited()((*iter)->get_point()))
700 selected_ducks=old_set;
701 throw String("Bad edit");
705 selected_ducks=old_set;
709 Duckmatic::signal_user_click_selected_ducks(int button)
711 const DuckList ducks(get_selected_ducks());
712 DuckList::const_iterator iter;
714 for(iter=ducks.begin();iter!=ducks.end();++iter)
716 (*iter)->signal_user_click(button)();
721 Duckmatic::add_duck(const etl::handle<Duck> &duck)
723 //if(!duck_map.count(duck->get_guid()))
725 if(duck_data_share_map.count(duck->get_data_guid()))
727 duck->set_shared_point(duck_data_share_map[duck->get_data_guid()]);
731 etl::smart_ptr<synfig::Point> point(new Point(duck->get_point()));
732 duck->set_shared_point(point);
733 duck_data_share_map[duck->get_data_guid()]=point;
736 duck_map.insert(duck);
739 last_duck_guid=duck->get_guid();
743 Duckmatic::add_bezier(const etl::handle<Bezier> &bezier)
745 bezier_list_.push_back(bezier);
749 Duckmatic::add_stroke(etl::smart_ptr<std::list<synfig::Point> > stroke_point_list, const synfig::Color& color)
751 assert(stroke_point_list);
753 std::list<etl::handle<Stroke> >::iterator iter;
755 for(iter=stroke_list_.begin();iter!=stroke_list_.end();++iter)
757 if((*iter)->stroke_data==stroke_point_list)
761 etl::handle<Stroke> stroke(new Stroke());
763 stroke->stroke_data=stroke_point_list;
766 stroke_list_.push_back(stroke);
770 Duckmatic::add_persistent_stroke(etl::smart_ptr<std::list<synfig::Point> > stroke_point_list, const synfig::Color& color)
772 add_stroke(stroke_point_list,color);
773 persistent_stroke_list_.push_back(stroke_list_.back());
777 Duckmatic::clear_persistent_strokes()
779 persistent_stroke_list_.clear();
783 Duckmatic::set_show_persistent_strokes(bool x)
785 if(x!=show_persistent_strokes)
787 show_persistent_strokes=x;
789 stroke_list_=persistent_stroke_list_;
791 stroke_list_.clear();
796 Duckmatic::erase_duck(const etl::handle<Duck> &duck)
798 duck_map.erase(duck->get_guid());
801 etl::handle<Duckmatic::Duck>
802 Duckmatic::find_similar_duck(etl::handle<Duck> duck)
804 DuckMap::const_iterator iter(duck_map.find(duck->get_guid()));
805 if(iter!=duck_map.end())
809 /* std::list<handle<Duck> >::reverse_iterator iter;
811 for(iter=duck_list_.rbegin();iter!=duck_list_.rend();++iter)
813 if(*iter!=duck && **iter==*duck)
815 //synfig::info("Found similar duck! (iter:%08x vs. duck:%08x)",iter->get(), duck.get());
823 etl::handle<Duckmatic::Duck>
824 Duckmatic::add_similar_duck(etl::handle<Duck> duck)
826 etl::handle<Duck> similar(find_similar_duck(duck));
836 Duckmatic::erase_bezier(const etl::handle<Bezier> &bezier)
838 std::list<handle<Bezier> >::iterator iter;
840 for(iter=bezier_list_.begin();iter!=bezier_list_.end();++iter)
844 bezier_list_.erase(iter);
848 synfig::warning("Unable to find bezier to erase!");
851 etl::handle<Duckmatic::Duck>
852 Duckmatic::last_duck()const
854 DuckMap::const_iterator iter(duck_map.find(last_duck_guid));
855 if(iter!=duck_map.end())
860 etl::handle<Duckmatic::Bezier>
861 Duckmatic::last_bezier()const
863 return bezier_list_.back();
866 etl::handle<Duckmatic::Duck>
867 Duckmatic::find_duck(synfig::Point point, synfig::Real radius, Duck::Type type)
869 if(radius==0)radius=10000000;
871 if(type==Duck::TYPE_DEFAULT)
872 type=get_type_mask();
874 Real closest(10000000);
875 etl::handle<Duck> ret;
877 DuckMap::const_iterator iter;
879 for(iter=duck_map.begin();iter!=duck_map.end();++iter)
881 const Duck::Handle& duck(iter->second);
883 if(duck->get_ignore() ||
884 (duck->get_type() && !(type & duck->get_type())))
887 Real dist((duck->get_trans_point()-point).mag_squared());
889 if(duck->get_type()&Duck::TYPE_VERTEX)
891 else if(duck->get_type()&Duck::TYPE_TANGENT && duck->get_scalar()>0)
893 else if(duck->get_type()&Duck::TYPE_RADIUS)
903 if(radius==0 || closest<radius*radius)
909 etl::handle<Duckmatic::Bezier>
910 Duckmatic::find_bezier(synfig::Point point, synfig::Real radius,float* location)
912 return find_bezier(point,radius,radius,location);
915 etl::handle<Duckmatic::Bezier>
916 Duckmatic::find_bezier(synfig::Point pos, synfig::Real scale, synfig::Real radius, float* location)
918 if(radius==0)radius=10000000;
919 Real closest(10000000);
920 etl::handle<Bezier> ret;
928 for(std::list<handle<Bezier> >::const_iterator iter=bezier_list().begin();iter!=bezier_list().end();++iter)
930 curve[0] = (*iter)->p1->get_trans_point();
931 curve[1] = (*iter)->c1->get_trans_point();
932 curve[2] = (*iter)->c2->get_trans_point();
933 curve[3] = (*iter)->p2->get_trans_point();
937 // I don't know why this doesn't work
938 time=curve.find_closest(pos,6);
939 d=((curve(time)-pos).mag_squared());
942 //set the step size based on the size of the picture
943 d = (curve[1] - curve[0]).mag() + (curve[2]-curve[1]).mag() + (curve[3]-curve[2]).mag();
945 step = d/(2*scale); //want to make the distance between lines happy
947 step = max(step,0.01); //100 samples should be plenty
948 step = min(step,0.1); //10 is minimum
950 d = find_closest(curve,pos,step,&closest,&time);
961 if(closest < radius*radius)
964 *location = best_time; // We need to square-root this because we were dealing with squared distances
973 Duckmatic::save_sketch(const synfig::String& filename)const
975 ChangeLocale change_locale(LC_NUMERIC, "C");
976 std::ofstream file(filename.c_str());
978 if(!file)return false;
980 file<<"SKETCH"<<endl;
982 std::list<etl::handle<Stroke> >::const_iterator iter;
984 for(iter=persistent_stroke_list_.begin();iter!=persistent_stroke_list_.end();++iter)
987 <<(*iter)->color.get_r()<<' '
988 <<(*iter)->color.get_g()<<' '
989 <<(*iter)->color.get_b()
991 std::list<synfig::Point>::const_iterator viter;
992 for(viter=(*iter)->stroke_data->begin();viter!=(*iter)->stroke_data->end();++viter)
1000 if(!file)return false;
1001 sketch_filename_=filename;
1002 signal_sketch_saved_();
1007 Duckmatic::load_sketch(const synfig::String& filename)
1009 ChangeLocale change_locale(LC_NUMERIC, "C");
1010 std::ifstream file(filename.c_str());
1020 synfig::error("Not a sketch");
1024 etl::smart_ptr<std::list<synfig::Point> > stroke_data;
1038 stroke_data.spawn();
1040 if(!strscanf(line,"C %f %f %f",&r, &g, &b))
1042 synfig::warning("Bad color line \"%s\"",line.c_str());
1045 add_persistent_stroke(stroke_data, synfig::Color(r,g,b));
1052 stroke_data.spawn();
1053 add_persistent_stroke(stroke_data, synfig::Color(0,0,0));
1056 if(!strscanf(line,"V %f %f",&x, &y))
1057 synfig::warning("Bad vertex \"%s\"",line.c_str());
1059 stroke_data->push_back(synfig::Vector(x,y));
1062 synfig::warning("Unexpected sketch token '%c'",line[0]);
1067 sketch_filename_=filename;
1071 Duckmatic::Push::Push(Duckmatic *duckmatic_):
1072 duckmatic_(duckmatic_)
1074 duck_map=duckmatic_->duck_map;
1075 bezier_list_=duckmatic_->bezier_list_;
1076 duck_data_share_map=duckmatic_->duck_data_share_map;
1077 stroke_list_=duckmatic_->stroke_list_;
1078 duck_dragger_=duckmatic_->duck_dragger_;
1082 Duckmatic::Push::~Push()
1089 Duckmatic::Push::restore()
1091 duckmatic_->duck_map=duck_map;
1092 duckmatic_->bezier_list_=bezier_list_;
1093 duckmatic_->duck_data_share_map=duck_data_share_map;
1094 duckmatic_->stroke_list_=stroke_list_;
1095 duckmatic_->duck_dragger_=duck_dragger_;
1096 needs_restore=false;
1099 inline String guid_string(const synfigapp::ValueDesc& x)
1101 if(x.parent_is_layer_param())
1102 return strprintf("%s",x.get_layer()->get_guid().get_string().c_str())+x.get_param_name();
1103 //if(x.is_value_node())
1104 return strprintf("%s",x.get_value_node()->get_guid().get_string().c_str());
1107 inline synfig::GUID calc_duck_guid(const synfigapp::ValueDesc& x,const synfig::TransformStack& transform_stack)
1109 synfig::GUID ret(0);
1111 if(x.parent_is_layer_param())
1113 ret=x.get_layer()->get_guid()^synfig::GUID::hasher(x.get_param_name());
1117 ret=x.get_value_node()->get_guid();
1120 ret^=transform_stack.get_guid();
1126 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)
1128 synfig::GUID duck_guid(calc_duck_guid(value_desc,transform_stack)^synfig::GUID::hasher(modifier));
1129 etl::handle<Duck> duck=new Duck();
1136 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)
1138 ValueBase::Type type=value_desc.get_value_type();
1139 #define REAL_COOKIE reinterpret_cast<synfig::ParamDesc*>(28)
1142 case ValueBase::TYPE_REAL:
1144 if(!param_desc || param_desc==REAL_COOKIE || !param_desc->get_origin().empty())
1146 etl::handle<Duck> duck=new Duck();
1147 duck->set_transform_stack(transform_stack);
1148 duck->set_radius(true);
1149 duck->set_type(Duck::TYPE_RADIUS);
1151 // put the duck on the right hand side of the center
1152 duck->set_point(Point(value_desc.get_value(get_time()).get(Real()), 0));
1153 duck->set_name(guid_string(value_desc));
1154 if(value_desc.is_value_node())
1156 // If the ValueNode can be directly manipulated,
1157 // then set it as so.
1158 duck->set_editable(synfigapp::is_editable(value_desc.get_value_node()));
1162 duck->set_editable(true);
1165 if(param_desc && param_desc!=REAL_COOKIE)
1167 if(!param_desc->get_origin().empty())
1169 synfigapp::ValueDesc value_desc_origin(value_desc.get_layer(),param_desc->get_origin());
1171 duck->set_origin(value_desc_origin.get_value(get_time()).get(synfig::Point()));
1173 add_to_ducks(value_desc_origin,canvas_view, transform_stack);
1174 duck->set_origin(last_duck());
1176 duck->set_scalar(param_desc->get_scalar());
1179 duck->signal_edited().clear(); // value_desc.get_value_type() == ValueBase::TYPE_REAL:
1180 duck->signal_edited().connect(
1184 &studio::CanvasView::on_duck_changed),
1186 duck->set_value_desc(value_desc);
1188 duck->signal_user_click(2).connect(
1194 &studio::CanvasView::popup_param_menu),
1199 duck->set_guid(calc_duck_guid(value_desc,transform_stack)^synfig::GUID::hasher(multiple));
1207 case ValueBase::TYPE_ANGLE:
1209 if(!param_desc || param_desc==REAL_COOKIE || !param_desc->get_origin().empty())
1211 etl::handle<Duck> duck=new Duck();
1212 duck->set_type(Duck::TYPE_ANGLE);
1213 duck->set_transform_stack(transform_stack);
1214 synfig::Angle angle;
1216 angle=value_desc.get_value(get_time()).get(Angle());
1217 duck->set_point(Point(Angle::cos(angle).get(),Angle::sin(angle).get()));
1218 duck->set_name(guid_string(value_desc));
1219 if(value_desc.is_value_node())
1221 ValueNode::Handle value_node=value_desc.get_value_node();
1222 //duck->set_name(strprintf("%x",value_node.get()));
1224 // If the ValueNode can be directly manipulated,
1225 // then set it as so.
1226 duck->set_editable(synfigapp::is_editable(value_desc.get_value_node()));
1230 //angle=(value_desc.get_value().get(Angle()));
1231 //duck->set_point(Point(Angle::cos(angle).get(),Angle::sin(angle).get()));
1232 //duck->set_name(strprintf("%x",value_desc.get_layer().get())+value_desc.get_param_name());
1233 duck->set_editable(true);
1236 if(param_desc && param_desc!=REAL_COOKIE)
1238 if(!param_desc->get_origin().empty())
1240 synfigapp::ValueDesc value_desc_origin(value_desc.get_layer(),param_desc->get_origin());
1242 duck->set_origin(value_desc_origin.get_value(get_time()).get(synfig::Point()));
1244 add_to_ducks(value_desc_origin,canvas_view, transform_stack);
1245 duck->set_origin(last_duck());
1247 duck->set_scalar(param_desc->get_scalar());
1250 duck->signal_edited().clear(); // value_desc.get_value_type() == ValueBase::TYPE_ANGLE:
1251 duck->signal_edited_angle().clear();
1252 duck->signal_edited_angle().connect(
1256 &studio::CanvasView::on_duck_angle_changed),
1258 duck->set_value_desc(value_desc);
1260 duck->signal_user_click(2).connect(
1266 &studio::CanvasView::popup_param_menu),
1270 duck->set_guid(calc_duck_guid(value_desc,transform_stack)^synfig::GUID::hasher(multiple));
1278 case ValueBase::TYPE_VECTOR:
1280 etl::handle<Duck> duck=new Duck();
1281 duck->set_transform_stack(transform_stack);
1283 duck->set_point(value_desc.get_value(get_time()).get(Point()));
1284 duck->set_name(guid_string(value_desc));
1285 if(value_desc.is_value_node())
1287 //duck->set_name(strprintf("%x",value_desc.get_value_node().get()));
1289 // If the ValueNode can be directly manipulated,
1290 // then set it as so.
1291 duck->set_editable(synfigapp::is_editable(value_desc.get_value_node()));
1295 //duck->set_point(value_desc.get_value().get(Point()));
1296 //duck->set_name(strprintf("%x",value_desc.get_layer().get())+value_desc.get_param_name());
1297 duck->set_editable(true);
1300 // If we were passed a parameter description
1303 if(!param_desc->get_connect().empty())
1305 synfigapp::ValueDesc value_desc_origin(value_desc.get_layer(),param_desc->get_connect());
1306 Duck::Handle connect_duck;
1307 if(duck_map.find(calc_duck_guid(value_desc_origin,transform_stack)^synfig::GUID::hasher(0))!=duck_map.end())
1309 connect_duck=duck_map[calc_duck_guid(value_desc_origin,transform_stack)^synfig::GUID::hasher(0)];
1313 add_to_ducks(value_desc_origin,canvas_view, transform_stack);
1314 connect_duck=last_duck();
1316 duck->set_connect_duck(connect_duck);
1318 if(!param_desc->get_box().empty())
1320 synfigapp::ValueDesc value_desc_origin(value_desc.get_layer(),param_desc->get_box());
1321 add_to_ducks(value_desc_origin,canvas_view, transform_stack);
1322 duck->set_box_duck(last_duck());
1325 // If we have an origin
1326 if(!param_desc->get_origin().empty())
1328 synfigapp::ValueDesc value_desc_origin(value_desc.get_layer(),param_desc->get_origin());
1330 duck->set_origin(value_desc_origin.get_value(get_time()).get(synfig::Point()));
1332 add_to_ducks(value_desc_origin,canvas_view, transform_stack);
1333 duck->set_origin(last_duck());
1334 duck->set_type(Duck::TYPE_VERTEX);
1337 duck->set_type(Duck::TYPE_POSITION);
1339 duck->set_scalar(param_desc->get_scalar());
1342 duck->set_type(Duck::TYPE_POSITION);
1344 duck->signal_edited().clear(); // value_desc.get_value_type() == ValueBase::TYPE_VECTOR:
1345 duck->signal_edited().connect(
1349 &studio::CanvasView::on_duck_changed),
1351 duck->set_value_desc(value_desc);
1353 duck->signal_user_click(2).connect(
1359 &studio::CanvasView::popup_param_menu),
1363 duck->set_guid(calc_duck_guid(value_desc,transform_stack)^synfig::GUID::hasher(multiple));
1369 case ValueBase::TYPE_SEGMENT:
1371 etl::handle<Bezier> bezier(new Bezier());
1372 ValueNode_Composite::Handle value_node;
1374 if(value_desc.is_value_node() &&
1375 (value_node=ValueNode_Composite::Handle::cast_dynamic(value_desc.get_value_node())))
1377 if(!add_to_ducks(synfigapp::ValueDesc(value_node,0),canvas_view,transform_stack))
1379 bezier->p1=last_duck();
1380 bezier->p1->set_type(Duck::TYPE_VERTEX);
1381 if(!add_to_ducks(synfigapp::ValueDesc(value_node,1),canvas_view,transform_stack))
1383 bezier->c1=last_duck();
1384 bezier->c1->set_type(Duck::TYPE_TANGENT);
1385 bezier->c1->set_origin(bezier->p1);
1386 bezier->c1->set_scalar(TANGENT_BEZIER_SCALE);
1387 bezier->c1->set_tangent(true);
1389 if(!add_to_ducks(synfigapp::ValueDesc(value_node,2),canvas_view,transform_stack))
1391 bezier->p2=last_duck();
1392 bezier->p2->set_type(Duck::TYPE_VERTEX);
1393 if(!add_to_ducks(synfigapp::ValueDesc(value_node,3),canvas_view,transform_stack))
1395 bezier->c2=last_duck();
1396 bezier->c2->set_type(Duck::TYPE_TANGENT);
1397 bezier->c2->set_origin(bezier->p2);
1398 bezier->c2->set_scalar(-TANGENT_BEZIER_SCALE);
1399 bezier->c2->set_tangent(true);
1401 bezier->signal_user_click(2).connect(
1405 &studio::CanvasView::popup_param_menu_bezier),
1410 else if(value_desc.get_value().is_valid())
1412 Segment segment=value_desc.get_value();
1413 etl::handle<Duck> duck_p,duck_c;
1414 synfig::String name;
1417 name=param_desc->get_local_name();
1421 name=guid_string(value_desc);
1424 duck_p=new Duck(segment.p1);
1425 duck_p->set_name(name+".P1");
1426 duck_p->set_type(Duck::TYPE_VERTEX);
1429 duck_c=new Duck(segment.t1);
1430 duck_c->set_name(name+".T1");
1431 duck_c->set_type(Duck::TYPE_TANGENT);
1433 duck_c->set_origin(duck_p);
1434 duck_c->set_scalar(TANGENT_HANDLE_SCALE);
1435 duck_c->set_tangent(true);
1440 duck_p=new Duck(segment.p2);
1441 duck_p->set_name(name+".P2");
1442 duck_p->set_type(Duck::TYPE_VERTEX);
1445 duck_c=new Duck(segment.t2);
1446 duck_c->set_type(Duck::TYPE_TANGENT);
1447 duck_c->set_name(name+".T2");
1449 duck_c->set_origin(duck_p);
1450 duck_c->set_scalar(-TANGENT_HANDLE_SCALE);
1451 duck_c->set_tangent(true);
1461 case ValueBase::TYPE_BLINEPOINT:
1464 if(value_desc.is_value_node() &&
1465 ValueNode_Composite::Handle::cast_dynamic(value_desc.get_value_node()))
1467 ValueNode_Composite::Handle value_node;
1468 value_node=ValueNode_Composite::Handle::cast_dynamic(value_desc.get_value_node());
1470 if(!add_to_ducks(synfigapp::ValueDesc(value_node,0),canvas_view,transform_stack))
1472 etl::handle<Duck> vertex_duck(last_duck());
1473 vertex_duck->set_type(Duck::TYPE_VERTEX);
1474 if(!add_to_ducks(synfigapp::ValueDesc(value_node,4),canvas_view,transform_stack))
1476 etl::handle<Duck> t1_duck(last_duck());
1478 t1_duck->set_origin(vertex_duck);
1479 t1_duck->set_scalar(-TANGENT_HANDLE_SCALE);
1480 t1_duck->set_tangent(true);
1482 etl::handle<Duck> t2_duck;
1484 // If the tangents are split
1485 if((*value_node->get_link("split"))(get_time()).get(bool()))
1487 if(!add_to_ducks(synfigapp::ValueDesc(value_node,5),canvas_view,transform_stack))
1489 t2_duck=last_duck();
1490 t2_duck->set_origin(vertex_duck);
1491 t2_duck->set_scalar(TANGENT_HANDLE_SCALE);
1492 t2_duck->set_tangent(true);
1496 if(!add_to_ducks(synfigapp::ValueDesc(value_node,4),canvas_view,transform_stack))
1498 t2_duck=last_duck();
1499 t2_duck->set_origin(vertex_duck);
1500 t2_duck->set_scalar(TANGENT_HANDLE_SCALE);
1501 t2_duck->set_tangent(true);
1508 case ValueBase::TYPE_LIST:
1511 if (value_desc.is_value_node() &&
1512 ValueNode_BLine::Handle::cast_dynamic(value_desc.get_value_node()))
1514 ValueNode_BLine::Handle value_node;
1515 value_node=ValueNode_BLine::Handle::cast_dynamic(value_desc.get_value_node());
1519 etl::handle<Bezier> bezier;
1520 etl::handle<Duck> first_duck;
1521 etl::handle<Duck> duck, tduck;
1523 for (i = 0; i < value_node->link_count(); i++)
1525 float amount(value_node->list[i].amount_at_time(get_time()));
1527 // skip vertices that aren't fully on
1528 if (amount < 0.9999f)
1531 // remember the index of the first vertex we didn't skip
1535 BLinePoint bline_point((*value_node->get_link(i))(get_time()));
1537 // try casting the vertex to Composite - this tells us whether it is composite or not
1538 ValueNode_Composite::Handle composite_vertex_value_node(
1539 ValueNode_Composite::Handle::cast_dynamic(value_node->get_link(i)));
1541 // add the vertex duck - it's a composite
1542 if(composite_vertex_value_node)
1544 if (add_to_ducks(synfigapp::ValueDesc(composite_vertex_value_node,0),canvas_view,transform_stack))
1549 duck->set_type(Duck::TYPE_VERTEX);
1551 duck->signal_user_click(2).clear();
1552 duck->signal_user_click(2).connect(
1558 &studio::CanvasView::popup_param_menu),
1561 synfigapp::ValueDesc(value_node,i)));
1562 duck->set_value_desc(synfigapp::ValueDesc(value_node,i));
1566 if(!param_desc->get_origin().empty())
1568 synfigapp::ValueDesc value_desc_origin(value_desc.get_layer(),param_desc->get_origin());
1569 add_to_ducks(value_desc_origin,canvas_view, transform_stack);
1570 duck->set_origin(last_duck());
1572 ValueBase value(synfigapp::ValueDesc(value_desc.get_layer(),param_desc->get_origin()).get_value(get_time()));
1573 if(value.same_type_as(synfig::Point()))
1574 duck->set_origin(value.get(synfig::Point()));
1582 // else it's not a composite
1585 duck=new Duck(bline_point.get_vertex());
1588 duck->set_transform_stack(transform_stack);
1589 duck->set_editable(false);
1590 //duck->set_name(strprintf("%x-vertex",value_node->get_link(i).get()));
1591 duck->set_name(guid_string(synfigapp::ValueDesc(value_node,i))+".v");
1593 duck->set_type(Duck::TYPE_VERTEX);
1596 if(!param_desc->get_origin().empty())
1598 synfigapp::ValueDesc value_desc_origin(value_desc.get_layer(),param_desc->get_origin());
1599 add_to_ducks(value_desc_origin,canvas_view, transform_stack);
1600 duck->set_origin(last_duck());
1602 ValueBase value(synfigapp::ValueDesc(value_desc.get_layer(),param_desc->get_origin()).get_value(get_time()));
1603 if(value.same_type_as(synfig::Point()))
1604 duck->set_origin(value.get(synfig::Point()));
1608 duck->set_guid(calc_duck_guid(synfigapp::ValueDesc(value_node,i),transform_stack)^synfig::GUID::hasher(".v"));
1609 duck=add_similar_duck(duck);
1613 // Add the width duck if it is a parameter with a hint (ie. "width") or if it isn't a parameter
1614 if ((param_desc && !param_desc->get_hint().empty()) ||
1617 etl::handle<Duck> width;
1618 if (add_to_ducks(synfigapp::ValueDesc(composite_vertex_value_node,1),canvas_view,transform_stack,REAL_COOKIE))
1621 width->set_origin(duck);
1622 width->set_type(Duck::TYPE_WIDTH);
1623 width->set_name(guid_string(synfigapp::ValueDesc(value_node,i))+".w");
1625 // if the bline is a layer's parameter, scale the width duck by the layer's "width" parameter
1628 ValueBase value(synfigapp::ValueDesc(value_desc.get_layer(),param_desc->get_hint()).get_value(get_time()));
1629 if(value.same_type_as(synfig::Real()))
1630 width->set_scalar(value.get(synfig::Real())*0.5f);
1631 // if it doesn't have a "width" parameter, scale by 0.5f instead
1633 width->set_scalar(0.5f);
1635 // otherwise just present the raw unscaled width
1637 width->set_scalar(0.5f);
1640 synfig::error("Unable to add width duck!");
1643 // each bezier uses t2 of one point and t1 of the next
1644 // the first time through this loop we won't have the t2 duck from the previous vertex
1645 // and so we don't make a bezier. instead we skip on to t2 for this point
1648 // Add the tangent1 duck
1649 if(composite_vertex_value_node)
1651 if(!add_to_ducks(synfigapp::ValueDesc(composite_vertex_value_node,4),canvas_view,transform_stack))
1657 tduck=new Duck(bline_point.get_tangent1());
1658 tduck->set_transform_stack(transform_stack);
1659 tduck->set_editable(false);
1660 tduck->set_name(guid_string(synfigapp::ValueDesc(value_node,i))+".t1");
1661 // tduck->set_name(strprintf("%x-tangent1",value_node->get_link(i).get()));
1662 tduck->set_guid(calc_duck_guid(synfigapp::ValueDesc(value_node,i),transform_stack)^synfig::GUID::hasher(".t1"));
1663 tduck=add_similar_duck(tduck);
1667 tduck->set_origin(duck);
1668 tduck->set_scalar(-TANGENT_BEZIER_SCALE);
1669 tduck->set_tangent(true);
1674 bezier->signal_user_click(2).connect(
1678 &studio::CanvasView::popup_param_menu_bezier),
1679 synfigapp::ValueDesc(value_node,i)));
1681 duck->signal_user_click(2).clear();
1682 duck->signal_user_click(2).connect(
1688 &studio::CanvasView::popup_param_menu),
1691 synfigapp::ValueDesc(value_node,i)));
1692 duck->set_value_desc(synfigapp::ValueDesc(value_node,i));
1698 // don't start a new bezier for the last point in the line if we're not looped
1699 if(i+1>=value_node->link_count() && !value_node->get_loop())
1702 bezier=new Bezier();
1704 // Add the tangent2 duck
1705 if(composite_vertex_value_node)
1707 int i=bline_point.get_split_tangent_flag()?5:4;
1708 if(!add_to_ducks(synfigapp::ValueDesc(composite_vertex_value_node,i),canvas_view,transform_stack,0,2))
1714 if(bline_point.get_split_tangent_flag())
1715 tduck=new Duck(bline_point.get_tangent2());
1717 tduck=new Duck(bline_point.get_tangent1());
1719 tduck->set_transform_stack(transform_stack);
1720 tduck->set_name(guid_string(synfigapp::ValueDesc(value_node,i))+".t2");
1721 tduck->set_guid(calc_duck_guid(synfigapp::ValueDesc(value_node,i),transform_stack)^synfig::GUID::hasher(".t2"));
1722 tduck->set_editable(false);
1723 tduck=add_similar_duck(tduck);
1727 synfigapp::ValueDesc value_desc_origin(value_desc.get_layer(),param_desc->get_origin());
1728 add_to_ducks(value_desc_origin,canvas_view, transform_stack);
1729 duck->set_origin(last_duck());
1731 ValueBase value(synfigapp::ValueDesc(value_desc.get_layer(),param_desc->get_origin()).get_value(get_time()));
1732 if(value.same_type_as(synfig::Point()))
1733 duck->set_origin(value.get(synfig::Point()));
1735 // if(!param_desc->get_origin().empty())
1736 // duck->set_origin(synfigapp::ValueDesc(value_desc.get_layer(),param_desc->get_origin()).get_value(get_time()).get(synfig::Point()));
1738 duck->signal_user_click(2).clear();
1739 duck->signal_user_click(2).connect(
1745 &studio::CanvasView::popup_param_menu),
1748 synfigapp::ValueDesc(value_node,i)));
1749 duck->set_value_desc(synfigapp::ValueDesc(value_node,i));
1753 tduck->set_origin(duck);
1754 tduck->set_scalar(TANGENT_BEZIER_SCALE);
1755 tduck->set_tangent(true);
1761 // Loop if necessary
1762 if(bezier && value_node->get_loop())
1764 BLinePoint bline_point((*value_node->get_link(first))(get_time()));
1766 ValueNode_Composite::Handle composite_vertex_value_node(
1767 ValueNode_Composite::Handle::cast_dynamic(
1768 value_node->get_link(first)));
1770 // Add the vertex duck
1773 // Add the tangent1 duck
1774 if(composite_vertex_value_node)
1776 if(!add_to_ducks(synfigapp::ValueDesc(composite_vertex_value_node,4),canvas_view,transform_stack))
1782 tduck=new Duck(bline_point.get_tangent1());
1783 tduck->set_transform_stack(transform_stack);
1784 tduck->set_editable(false);
1785 tduck->set_name(guid_string(synfigapp::ValueDesc(value_node,first))+".t1");
1786 //tduck->set_name(strprintf("%x-tangent1",value_node->get_link(first).get()));
1787 tduck=add_similar_duck(tduck);
1788 tduck->set_guid(calc_duck_guid(synfigapp::ValueDesc(value_node,first),transform_stack)^synfig::GUID::hasher(".t1"));
1792 tduck->set_origin(duck);
1793 tduck->set_scalar(-TANGENT_BEZIER_SCALE);
1794 tduck->set_tangent(true);
1799 bezier->signal_user_click(2).connect(
1803 &studio::CanvasView::popup_param_menu_bezier),
1804 synfigapp::ValueDesc(value_node,first)));
1806 duck->signal_user_click(2).clear();
1807 duck->signal_user_click(2).connect(
1813 &studio::CanvasView::popup_param_menu),
1816 synfigapp::ValueDesc(value_node,first)));
1817 duck->set_value_desc(synfigapp::ValueDesc(value_node,first));
1824 else // Check for DynamicList
1825 if(value_desc.is_value_node() &&
1826 ValueNode_DynamicList::Handle::cast_dynamic(value_desc.get_value_node()))
1828 ValueNode_DynamicList::Handle value_node;
1829 value_node=ValueNode_DynamicList::Handle::cast_dynamic(value_desc.get_value_node());
1832 if(value_node->get_contained_type()==ValueBase::TYPE_VECTOR)
1835 etl::handle<Duck> first_duck, duck;
1837 for(i=0;i<value_node->link_count();i++)
1839 if(!value_node->list[i].status_at_time(get_time()))
1841 if(!add_to_ducks(synfigapp::ValueDesc(value_node,i),canvas_view,transform_stack))
1845 // remember the index of the first vertex we didn't skip
1852 if(param_desc && !param_desc->get_origin().empty())
1854 synfigapp::ValueDesc value_desc_origin(value_desc.get_layer(),param_desc->get_origin());
1855 add_to_ducks(value_desc_origin,canvas_view, transform_stack);
1856 duck->set_origin(last_duck());
1858 ValueBase value(synfigapp::ValueDesc(value_desc.get_layer(),param_desc->get_origin()).get_value(get_time()));
1859 if(value.same_type_as(synfig::Point()))
1860 duck->set_origin(value.get(synfig::Point()));
1862 // if(!param_desc->get_origin().empty())
1863 // last_duck()->set_origin(synfigapp::ValueDesc(value_desc.get_layer(),param_desc->get_origin()).get_value(get_time()).get(synfig::Point()));
1865 duck->set_type(Duck::TYPE_VERTEX);
1866 bezier.p1=bezier.p2;bezier.c1=bezier.c2;
1867 bezier.p2=bezier.c2=duck;
1871 handle<Bezier> bezier_(new Bezier());
1872 bezier_->p1=bezier.p1;
1873 bezier_->c1=bezier.c1;
1874 bezier_->p2=bezier.p2;
1875 bezier_->c2=bezier.c2;
1876 add_bezier(bezier_);
1877 last_bezier()->signal_user_click(2).connect(
1881 &studio::CanvasView::popup_param_menu_bezier),
1882 synfigapp::ValueDesc(value_node,i)));
1886 if (value_node->get_loop() && first != -1 && first_duck != duck)
1890 bezier.p1=bezier.p2;bezier.c1=bezier.c2;
1891 bezier.p2=bezier.c2=duck;
1893 handle<Bezier> bezier_(new Bezier());
1894 bezier_->p1=bezier.p1;
1895 bezier_->c1=bezier.c1;
1896 bezier_->p2=bezier.p2;
1897 bezier_->c2=bezier.c2;
1898 add_bezier(bezier_);
1899 last_bezier()->signal_user_click(2).connect(
1903 &studio::CanvasView::popup_param_menu_bezier),
1904 synfigapp::ValueDesc(value_node,first)));
1907 else if(value_node->get_contained_type()==ValueBase::TYPE_SEGMENT)
1909 for(i=0;i<value_node->link_count();i++)
1911 if(!value_node->list[i].status_at_time(get_time()))
1913 if(!add_to_ducks(synfigapp::ValueDesc(value_node,i),canvas_view,transform_stack))