1 /* === S Y N F I G ========================================================= */
3 ** \brief Template Header
8 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
9 ** Copyright (c) 2006 Yue Shi Lai
10 ** Copyright (c) 2007, 2008 Chris Moore
12 ** This package is free software; you can redistribute it and/or
13 ** modify it under the terms of the GNU General Public License as
14 ** published by the Free Software Foundation; either version 2 of
15 ** the License, or (at your option) any later version.
17 ** This package is distributed in the hope that it will be useful,
18 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
19 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 ** General Public License for more details.
23 /* ========================================================================= */
25 /* === H E A D E R S ======================================================= */
34 #include <sigc++/adaptors/hide.h>
37 #include "canvasview.h"
39 #include <gtkmm/window.h>
40 #include <gtkmm/image.h>
41 #include <gtkmm/drawingarea.h>
42 #include <gtkmm/ruler.h>
43 #include <gtkmm/arrow.h>
44 #include <gtkmm/image.h>
45 #include <gtkmm/scrollbar.h>
47 #include <sigc++/retype_return.h>
48 #include <sigc++/retype.h>
49 #include <sigc++/hide.h>
52 #include <synfig/target_scanline.h>
53 #include <synfig/target_tile.h>
54 #include <synfig/surface.h>
55 #include <synfig/valuenode_composite.h>
56 #include <synfigapp/canvasinterface.h>
57 #include "event_mouse.h"
58 #include "event_layerclick.h"
59 #include "widgets/widget_color.h"
60 #include <synfig/distance.h>
62 #include "workarearenderer/workarearenderer.h"
63 #include "workarearenderer/renderer_canvas.h"
64 #include "workarearenderer/renderer_grid.h"
65 #include "workarearenderer/renderer_guides.h"
66 #include "workarearenderer/renderer_timecode.h"
67 #include "workarearenderer/renderer_ducks.h"
68 #include "workarearenderer/renderer_dragbox.h"
69 #include "workarearenderer/renderer_bbox.h"
70 #include "asyncrenderer.h"
71 #include <gtkmm/frame.h>
73 #include <synfig/mutex.h>
79 /* === U S I N G =========================================================== */
83 using namespace synfig;
84 using namespace studio;
86 /* === M A C R O S ========================================================= */
89 #define stratof(X) (atof((X).c_str()))
90 #define stratoi(X) (atoi((X).c_str()))
94 /* === G L O B A L S ======================================================= */
96 /* === C L A S S E S ======================================================= */
98 class studio::WorkAreaTarget : public synfig::Target_Tile
104 int real_tile_w,real_tile_h;
105 //std::vector<Glib::RefPtr<Gdk::Pixbuf> >::iterator tile_iter;
107 int twindow_start, twindow_width, twindow_height, twindow_pad;
111 bool onion_first_tile;
114 std::list<synfig::Time> onion_skin_queue;
118 void set_onion_skin(bool x, int *onions)
122 Time time(rend_desc().get_time_start());
126 onion_skin_queue.push_back(time);
131 for(int i=0; i<onions[0]; i++)
133 Time keytime=get_canvas()->keyframe_list().find_prev(thistime)->get_time();
134 onion_skin_queue.push_back(keytime);
144 for(int i=0; i<onions[1]; i++)
146 Time keytime=get_canvas()->keyframe_list().find_next(thistime)->get_time();
147 onion_skin_queue.push_back(keytime);
154 onion_layers=onion_skin_queue.size();
156 onion_first_tile=false;
160 WorkAreaTarget(WorkArea *workarea,int w, int h):
162 low_res(workarea->get_low_resolution_flag()),
165 real_tile_w(workarea->tile_w),
166 real_tile_h(workarea->tile_h),
167 refresh_id(workarea->refreshes),
171 //set_remove_alpha();
172 //set_avoid_time_sync();
176 int div = workarea->get_low_res_pixel_size();
177 set_tile_w(workarea->tile_w/div);
178 set_tile_h(workarea->tile_h/div);
182 set_tile_w(workarea->tile_w);
183 set_tile_h(workarea->tile_h);
185 set_canvas(workarea->get_canvas());
186 set_quality(workarea->get_quality());
191 workarea->queue_draw();
194 virtual bool set_rend_desc(synfig::RendDesc *newdesc)
197 newdesc->set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN);
199 int div = workarea->get_low_res_pixel_size();
200 newdesc->set_wh(w/div,h/div);
203 newdesc->set_wh(w,h);
207 || workarea->get_h()!=h
208 ) workarea->set_wh(w,h,4);
210 workarea->full_frame=false;
216 virtual int total_tiles()const
218 int tw(rend_desc().get_w()/get_tile_w());
219 int th(rend_desc().get_h()/get_tile_h());
220 if(rend_desc().get_w()%get_tile_w()!=0)tw++;
221 if(rend_desc().get_h()%get_tile_h()!=0)th++;
225 virtual int next_frame(Time& time)
227 synfig::Mutex::Lock lock(mutex);
230 return synfig::Target_Tile::next_frame(time);
232 onion_first_tile=(onion_layers==(signed)onion_skin_queue.size());
234 if(!onion_skin_queue.empty())
236 time=onion_skin_queue.front();
237 onion_skin_queue.pop_front();
242 return onion_skin_queue.size()+1;
245 virtual int next_tile(int& x, int& y)
247 synfig::Mutex::Lock lock(mutex);
248 //if(workarea->tile_queue.empty()) return 0;
250 //int curr_tile(workarea->tile_queue.front());
251 //workarea->tile_queue.pop_front();
252 int curr_tile(workarea->next_unrendered_tile(refresh_id-onion_skin_queue.size()));
256 // Width of the image(in tiles)
257 int tw(rend_desc().get_w()/get_tile_w());
258 if(rend_desc().get_w()%get_tile_w()!=0)tw++;
260 y=(curr_tile/tw)*get_tile_w();
261 x=(curr_tile%tw)*get_tile_h();
263 // Mark this tile as "up-to-date"
265 workarea->tile_book[curr_tile].second=refresh_id-onion_skin_queue.size();
267 workarea->tile_book[curr_tile].second=refresh_id;
269 return total_tiles()-curr_tile+1;
273 virtual bool start_frame(synfig::ProgressCallback */*cb*/)
275 synfig::Mutex::Lock lock(mutex);
277 int tw(rend_desc().get_w()/get_tile_w());
278 if(rend_desc().get_w()%get_tile_w()!=0)tw++;
279 int th(rend_desc().get_h()/get_tile_h());
280 if(rend_desc().get_h()%get_tile_h()!=0)th++;
287 workarea->tile_book.resize(total_tiles());
288 //tile_iter=workarea->tile_book.begin()+twindow_start;
292 static void free_buff(const guint8 *x) { free(const_cast<guint8*>(x)); }
294 virtual bool add_tile(const synfig::Surface &surface, int x, int y)
296 synfig::Mutex::Lock lock(mutex);
299 PixelFormat pf(PF_RGB);
301 const int total_bytes(get_tile_w()*get_tile_h()*synfig::channels(pf));
303 unsigned char *buffer((unsigned char*)malloc(total_bytes));
305 if(!surface || !buffer)
308 unsigned char *dest(buffer);
309 const Color *src(surface[0]);
312 int x(surface.get_w()*surface.get_h());
314 // int div = workarea->get_low_res_pixel_size();
317 Color dark(0.6,0.6,0.6);
318 Color lite(0.8,0.8,0.8);
320 dest=Color2PixelFormat(
323 ((i/surface.get_w())*8/h+(i%surface.get_w())*8/w)&1?dark:lite,
332 int tw(rend_desc().get_w()/get_tile_w());
333 if(rend_desc().get_w()%get_tile_w()!=0)tw++;
334 unsigned int index=y*tw+x;
337 if(index>workarea->tile_book.size())
340 Glib::RefPtr<Gdk::Pixbuf> pixbuf;
342 pixbuf=Gdk::Pixbuf::create_from_data(
343 buffer, // pointer to the data
344 Gdk::COLORSPACE_RGB, // the colorspace
345 ((pf&PF_A)==PF_A), // has alpha?
346 8, // bits per sample
347 surface.get_w(), // width
348 surface.get_h(), // height
349 surface.get_w()*synfig::channels(pf), // stride (pitch)
350 sigc::ptr_fun(&WorkAreaTarget::free_buff)
355 // We need to scale up
356 int div = workarea->get_low_res_pixel_size();
357 pixbuf=pixbuf->scale_simple(
364 if(!onionskin || onion_first_tile || !workarea->tile_book[index].first)
366 workarea->tile_book[index].first=pixbuf;
371 workarea->tile_book[index].first, // Dest
374 pixbuf->get_width(), // dest width
375 pixbuf->get_height(), // dest_height,
376 0, // double offset_x
377 0, // double offset_y
380 Gdk::INTERP_NEAREST, // interp
381 255/(onion_layers-onion_skin_queue.size()+1) //int overall_alpha
386 workarea->queue_draw();
387 assert(workarea->tile_book[index].first);
391 virtual void end_frame()
393 //workarea->queue_draw();
398 class studio::WorkAreaTarget_Full : public synfig::Target_Scanline
404 int real_tile_w,real_tile_h;
405 //std::vector<Glib::RefPtr<Gdk::Pixbuf> >::iterator tile_iter;
407 int twindow_start, twindow_width, twindow_height, twindow_pad;
411 bool onion_first_tile;
416 std::list<synfig::Time> onion_skin_queue;
418 void set_onion_skin(bool x, int *onions)
422 Time time(rend_desc().get_time_start());
426 onion_skin_queue.push_back(time);
427 //onion_skin_queue.push_back(time-1);
428 //onion_skin_queue.push_back(time+1);
432 for(int i=0; i<onions[0]; i++)
434 Time keytime=get_canvas()->keyframe_list().find_prev(thistime)->get_time();
435 onion_skin_queue.push_back(keytime);
445 for(int i=0; i<onions[1]; i++)
447 Time keytime=get_canvas()->keyframe_list().find_next(thistime)->get_time();
448 onion_skin_queue.push_back(keytime);
455 onion_layers=onion_skin_queue.size();
457 onion_first_tile=false;
461 WorkAreaTarget_Full(WorkArea *workarea,int w, int h):
463 low_res(workarea->get_low_resolution_flag()),
466 refresh_id(workarea->refreshes),
470 set_canvas(workarea->get_canvas());
471 set_quality(workarea->get_quality());
474 ~WorkAreaTarget_Full()
478 virtual bool set_rend_desc(synfig::RendDesc *newdesc)
481 newdesc->set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN);
484 int div = workarea->get_low_res_pixel_size();
485 newdesc->set_wh(w/div,h/div);
488 newdesc->set_wh(w,h);
492 || workarea->get_h()!=h
493 ) workarea->set_wh(w,h,4);
495 surface.set_wh(newdesc->get_w(),newdesc->get_h());
498 workarea->full_frame=true;
499 workarea->tile_book.resize(1);
503 virtual int next_frame(Time& time)
505 // Mark this tile as "up-to-date"
507 workarea->tile_book[0].second=refresh_id-onion_skin_queue.size();
509 workarea->tile_book[0].second=refresh_id;
512 return synfig::Target_Scanline::next_frame(time);
514 onion_first_tile=(onion_layers==(signed)onion_skin_queue.size());
516 if(!onion_skin_queue.empty())
518 time=onion_skin_queue.front();
519 onion_skin_queue.pop_front();
523 return onion_skin_queue.size()+1;
527 virtual bool start_frame(synfig::ProgressCallback */*cb*/)
532 virtual Color * start_scanline(int scanline)
534 return surface[scanline];
537 virtual bool end_scanline()
542 static void free_buff(const guint8 *x) { free(const_cast<guint8*>(x)); }
544 virtual void end_frame()
548 PixelFormat pf(PF_RGB);
550 const int total_bytes(surface.get_w()*surface.get_h()*synfig::channels(pf));
552 unsigned char *buffer((unsigned char*)malloc(total_bytes));
554 if(!surface || !buffer)
557 unsigned char *dest(buffer);
558 const Color *src(surface[0]);
559 int w(surface.get_w());
560 //int h(surface.get_h());
561 int x(surface.get_w()*surface.get_h());
563 // int div = workarea->get_low_res_pixel_size();
566 Color dark(0.6,0.6,0.6);
567 Color lite(0.8,0.8,0.8);
568 int tw=workarea->tile_w;
569 int th=workarea->tile_h;
572 int div = workarea->get_low_res_pixel_size();
577 dest=Color2PixelFormat(
580 ((i/w)*8/th+(i%w)*8/tw)&1?dark:lite,
589 Glib::RefPtr<Gdk::Pixbuf> pixbuf;
591 pixbuf=Gdk::Pixbuf::create_from_data(
592 buffer, // pointer to the data
593 Gdk::COLORSPACE_RGB, // the colorspace
594 ((pf&PF_A)==PF_A), // has alpha?
595 8, // bits per sample
596 surface.get_w(), // width
597 surface.get_h(), // height
598 surface.get_w()*synfig::channels(pf), // stride (pitch)
599 sigc::ptr_fun(&WorkAreaTarget::free_buff)
604 // We need to scale up
605 int div = workarea->get_low_res_pixel_size();
606 pixbuf=pixbuf->scale_simple(
615 if(!onionskin || onion_first_tile || !workarea->tile_book[index].first)
617 workarea->tile_book[index].first=pixbuf;
622 workarea->tile_book[index].first, // Dest
625 pixbuf->get_width(), // dest width
626 pixbuf->get_height(), // dest_height,
627 0, // double offset_x
628 0, // double offset_y
631 Gdk::INTERP_NEAREST, // interp
632 255/(onion_layers-onion_skin_queue.size()+1) //int overall_alpha
636 workarea->queue_draw();
637 assert(workarea->tile_book[index].first);
644 /* === M E T H O D S ======================================================= */
647 WorkArea::WorkArea(etl::loose_handle<synfigapp::CanvasInterface> canvas_interface):
648 Gtk::Table(3, 3, false), /* 3 columns by 3 rows*/
649 Duckmatic(canvas_interface),
650 canvas_interface(canvas_interface),
651 canvas(canvas_interface->get_canvas()),
652 scrollx_adjustment(0,-4,4,0.01,0.1),
653 scrolly_adjustment(0,-4,4,0.01,0.1),
668 allow_duck_clicks=true;
669 allow_layer_clicks=true;
670 render_idle_func_id=0;
673 low_res_pixel_size=2;
679 last_focus_point=Point(0,0);
684 dirty_trap_enabled=false;
689 meta_data_lock=false;
691 insert_renderer(new Renderer_Canvas, 000);
692 insert_renderer(new Renderer_Grid, 100);
693 insert_renderer(new Renderer_Guides, 200);
694 insert_renderer(new Renderer_Ducks, 300);
695 insert_renderer(new Renderer_BBox, 399);
696 insert_renderer(new Renderer_Dragbox, 400);
697 insert_renderer(new Renderer_Timecode, 500);
699 signal_duck_selection_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::queue_draw));
700 signal_strokes_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::queue_draw));
701 signal_grid_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::queue_draw));
702 signal_grid_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::save_meta_data));
703 signal_sketch_saved().connect(sigc::mem_fun(*this,&studio::WorkArea::save_meta_data));
705 // Not that it really makes a difference... (setting this to zero, that is)
708 drawing_area=manage(new class Gtk::DrawingArea());
709 drawing_area->show();
710 drawing_area->set_extension_events(Gdk::EXTENSION_EVENTS_ALL);
712 drawing_frame=manage(new Gtk::Frame);
713 drawing_frame->add(*drawing_area);
714 //drawing_frame->set_shadow_type(Gtk::SHADOW_NONE);
715 //drawing_frame->property_border_width()=5;
716 //drawing_frame->modify_fg(Gtk::STATE_NORMAL,Gdk::Color("#00ffff"));
717 //drawing_frame->modify_base(Gtk::STATE_NORMAL,Gdk::Color("#ff00ff"));
718 /*drawing_frame->modify_fg(Gtk::STATE_ACTIVE,Gdk::Color("#00ffff"));
719 drawing_frame->modify_base(Gtk::STATE_ACTIVE,Gdk::Color("#ff00ff"));
720 drawing_frame->modify_bg(Gtk::STATE_ACTIVE,Gdk::Color("#00ff00"));
721 drawing_frame->modify_fg(Gtk::STATE_INSENSITIVE,Gdk::Color("#00ffff"));
722 drawing_frame->modify_base(Gtk::STATE_INSENSITIVE,Gdk::Color("#ff00ff"));
723 drawing_frame->modify_bg(Gtk::STATE_INSENSITIVE,Gdk::Color("#00ff00"));
724 drawing_frame->modify_fg(Gtk::STATE_SELECTED,Gdk::Color("#00ffff"));
725 drawing_frame->modify_base(Gtk::STATE_SELECTED,Gdk::Color("#ff00ff"));
726 drawing_frame->modify_bg(Gtk::STATE_SELECTED,Gdk::Color("#00ff00"));
728 //drawing_frame->set_state(Gtk::STATE_NORMAL);
730 drawing_frame->show();
732 attach(*drawing_frame, 1, 2, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
734 Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
737 // Create the vertical and horizontal rulers
738 vruler = manage(new class Gtk::VRuler());
739 hruler = manage(new class Gtk::HRuler());
740 vruler->set_metric(Gtk::PIXELS);
741 hruler->set_metric(Gtk::PIXELS);
742 Pango::FontDescription fd(hruler->get_style()->get_font());
743 fd.set_size(Pango::SCALE*8);
744 vruler->modify_font(fd);
745 hruler->modify_font(fd);
748 attach(*vruler, 0, 1, 1, 2, Gtk::SHRINK|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
749 attach(*hruler, 1, 2, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
750 hruler->signal_event().connect(sigc::mem_fun(*this, &WorkArea::on_hruler_event));
751 vruler->signal_event().connect(sigc::mem_fun(*this, &WorkArea::on_vruler_event));
752 hruler->add_events(Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK |Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
753 vruler->add_events(Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK |Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
755 // Create the menu button
756 menubutton=manage(new class Gtk::Button());
757 Gtk::Arrow *arrow1 = manage(new class Gtk::Arrow(Gtk::ARROW_RIGHT, Gtk::SHADOW_OUT));
758 arrow1->set_size_request(10,10);
759 menubutton->add(*arrow1);
760 menubutton->show_all();
761 menubutton->signal_pressed().connect(sigc::mem_fun(*this, &WorkArea::popup_menu));
762 attach(*menubutton, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
764 Gtk::HBox *hbox = manage(new class Gtk::HBox(false, 0));
766 Gtk::VScrollbar *vscrollbar1 = manage(new class Gtk::VScrollbar(*get_scrolly_adjustment()));
767 Gtk::HScrollbar *hscrollbar1 = manage(new class Gtk::HScrollbar(*get_scrollx_adjustment()));
769 attach(*vscrollbar1, 2, 3, 1, 2, Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
771 ZoomDial *zoomdial=manage(new class ZoomDial(iconsize));
772 zoomdial->signal_zoom_in().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_in));
773 zoomdial->signal_zoom_out().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_out));
774 zoomdial->signal_zoom_fit().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_fit));
775 zoomdial->signal_zoom_norm().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_norm));
777 hbox->pack_end(*hscrollbar1, Gtk::PACK_EXPAND_WIDGET,0);
779 hbox->pack_start(*zoomdial, Gtk::PACK_SHRINK,0);
782 attach(*hbox, 0, 2, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
785 drawing_area->add_events(Gdk::KEY_PRESS_MASK | Gdk::KEY_RELEASE_MASK);
786 add_events(Gdk::KEY_PRESS_MASK);
787 drawing_area->add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
788 drawing_area->add_events(Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK |Gdk::POINTER_MOTION_MASK);
790 // ----------------- Attach signals
792 drawing_area->signal_expose_event().connect(sigc::mem_fun(*this, &WorkArea::refresh));
793 drawing_area->signal_event().connect(sigc::mem_fun(*this, &WorkArea::on_drawing_area_event));
794 drawing_area->signal_size_allocate().connect(sigc::hide(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info)));
798 canvas_interface->signal_rend_desc_changed().connect(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info));
799 // When either of the scrolling adjustments change, then redraw.
800 get_scrollx_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::queue_scroll));
801 get_scrolly_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::queue_scroll));
802 get_scrollx_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info));
803 get_scrolly_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info));
805 get_canvas()->signal_meta_data_changed("grid_size").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
806 get_canvas()->signal_meta_data_changed("grid_snap").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
807 get_canvas()->signal_meta_data_changed("grid_show").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
808 get_canvas()->signal_meta_data_changed("guide_show").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
809 get_canvas()->signal_meta_data_changed("guide_x").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
810 get_canvas()->signal_meta_data_changed("guide_y").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
811 get_canvas()->signal_meta_data_changed("onion_skin").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
812 get_canvas()->signal_meta_data_changed("guide_snap").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
813 get_canvas()->signal_meta_data_changed("sketch").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
814 get_canvas()->signal_meta_data_changed("solid_lines").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
817 meta_data_lock=false;
818 set_focus_point(Point(0,0));
824 String data(canvas->get_meta_data("sketch"));
827 if(!load_sketch(data))
828 load_sketch(dirname(canvas->get_file_name())+ETL_DIRECTORY_SEPARATOR+basename(data));
832 hruler->property_max_size()=double(10.0);
833 vruler->property_max_size()=double(10.0);
835 drawing_area->set_flags(drawing_area->get_flags()|Gtk::CAN_FOCUS);
838 WorkArea::~WorkArea()
842 // don't leave the render function queued if we are about to vanish;
843 // that causes crashes
844 if(render_idle_func_id)
845 render_idle_func_id=0;
848 #ifdef SINGLE_THREADED
850 WorkArea::get_updating()const
852 return App::single_threaded && async_renderer && async_renderer->updating;
856 #ifdef SINGLE_THREADED
858 WorkArea::stop_updating(bool cancel)
860 async_renderer->stop();
861 if (cancel) canceled_=true;
866 WorkArea::save_meta_data()
872 Vector s(get_grid_size());
873 canvas_interface->set_meta_data("grid_size",strprintf("%f %f",s[0],s[1]));
874 canvas_interface->set_meta_data("grid_snap",get_grid_snap()?"1":"0");
875 canvas_interface->set_meta_data("guide_snap",get_guide_snap()?"1":"0");
876 canvas_interface->set_meta_data("guide_show",get_show_guides()?"1":"0");
877 canvas_interface->set_meta_data("grid_show",show_grid?"1":"0");
878 canvas_interface->set_meta_data("onion_skin",onion_skin?"1":"0");
881 GuideList::const_iterator iter;
882 for(iter=get_guide_list_x().begin();iter!=get_guide_list_x().end();++iter)
886 data+=strprintf("%f",*iter);
889 canvas_interface->set_meta_data("guide_x",data);
892 for(iter=get_guide_list_y().begin();iter!=get_guide_list_y().end();++iter)
896 data+=strprintf("%f",*iter);
899 canvas_interface->set_meta_data("guide_y",data);
902 if(get_sketch_filename().size())
904 if(dirname(canvas->get_file_name())==dirname(get_sketch_filename()))
905 canvas_interface->set_meta_data("sketch",basename(get_sketch_filename()));
907 canvas_interface->set_meta_data("sketch",get_sketch_filename());
910 meta_data_lock=false;
914 WorkArea::load_meta_data()
922 data=canvas->get_meta_data("grid_size");
925 float gx(get_grid_size()[0]),gy(get_grid_size()[1]);
927 String::iterator iter(find(data.begin(),data.end(),' '));
928 String tmp(data.begin(),iter);
933 synfig::error("WorkArea::load_meta_data(): Unable to parse data for \"grid_size\", which was \"%s\"",data.c_str());
938 tmp=String(iter+1,data.end());
943 synfig::error("WorkArea::load_meta_data(): Unable to parse data for \"grid_size\", which was \"%s\"",data.c_str());
945 set_grid_size(Vector(gx,gy));
948 data=canvas->get_meta_data("grid_show");
949 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
951 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
954 data=canvas->get_meta_data("solid_lines");
955 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
957 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
960 data=canvas->get_meta_data("guide_show");
961 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
963 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
966 data=canvas->get_meta_data("grid_snap");
967 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
969 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
970 set_grid_snap(false);
972 data=canvas->get_meta_data("guide_snap");
973 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
974 set_guide_snap(true);
975 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
976 set_guide_snap(false);
978 data=canvas->get_meta_data("onion_skin");
979 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
980 set_onion_skin(true);
981 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
982 set_onion_skin(false);
984 data=canvas->get_meta_data("guide_x");
985 get_guide_list_x().clear();
988 String::iterator iter(find(data.begin(),data.end(),' '));
989 String guide(data.begin(),iter);
992 get_guide_list_x().push_back(stratof(guide));
997 data=String(iter+1,data.end());
999 //sort(get_guide_list_x());
1001 data=canvas->get_meta_data("guide_y");
1002 get_guide_list_y().clear();
1003 while(!data.empty())
1005 String::iterator iter(find(data.begin(),data.end(),' '));
1006 String guide(data.begin(),iter);
1009 get_guide_list_y().push_back(stratof(guide));
1011 if(iter==data.end())
1014 data=String(iter+1,data.end());
1016 //sort(get_guide_list_y());
1018 meta_data_lock=false;
1023 WorkArea::set_onion_skin(bool x)
1029 queue_render_preview();
1030 signal_onion_skin_changed()();
1034 WorkArea::get_onion_skin()const
1039 void WorkArea::set_onion_skins(int *onions)
1041 onion_skins[0]=onions[0];
1042 onion_skins[1]=onions[1];
1044 queue_render_preview();
1048 WorkArea::enable_grid()
1056 WorkArea::disable_grid()
1064 WorkArea::set_show_guides(bool x)
1072 WorkArea::toggle_grid()
1074 show_grid=!show_grid;
1080 WorkArea::set_low_resolution_flag(bool x)
1082 if(x!=low_resolution)
1085 queue_render_preview();
1090 WorkArea::toggle_low_resolution_flag()
1092 set_low_resolution_flag(!get_low_resolution_flag());
1096 WorkArea::popup_menu()
1098 signal_popup_menu()();
1102 WorkArea::set_grid_size(const synfig::Vector &s)
1104 Duckmatic::set_grid_size(s);
1110 WorkArea::set_focus_point(const synfig::Point &point)
1112 // These next three lines try to ensure that we place the
1113 // focus on a pixel boundary
1114 /*Point adjusted(point[0]/abs(get_pw()),point[1]/abs(get_ph()));
1115 adjusted[0]=(abs(adjusted[0]-floor(adjusted[0]))<0.5)?floor(adjusted[0])*abs(get_pw()):ceil(adjusted[0])*abs(get_ph());
1116 adjusted[1]=(abs(adjusted[1]-floor(adjusted[1]))<0.5)?floor(adjusted[1])*abs(get_ph()):ceil(adjusted[1])*abs(get_ph());
1118 const synfig::Point& adjusted(point);
1120 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1121 Real x_factor=(rend_desc.get_br()[0]-rend_desc.get_tl()[0]>0)?-1:1;
1122 Real y_factor=(rend_desc.get_br()[1]-rend_desc.get_tl()[1]>0)?-1:1;
1124 get_scrollx_adjustment()->set_value(adjusted[0]*x_factor);
1125 get_scrolly_adjustment()->set_value(adjusted[1]*y_factor);
1129 WorkArea::get_focus_point()const
1131 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1132 Real x_factor=(rend_desc.get_br()[0]-rend_desc.get_tl()[0]>0)?-1:1;
1133 Real y_factor=(rend_desc.get_br()[1]-rend_desc.get_tl()[1]>0)?-1:1;
1135 return synfig::Point(get_scrollx_adjustment()->get_value()*x_factor, get_scrolly_adjustment()->get_value()*y_factor);
1139 WorkArea::set_wh(int W, int H,int CHAN)
1141 // If our size is already set, don't set it again
1142 if(W==w && H==h && CHAN==bpp)
1146 if(W<=0 || H<=0 || CHAN<=0)
1153 // Set all of the parameters
1158 refresh_dimension_info();
1166 WorkArea::on_key_press_event(GdkEventKey* event)
1168 if(get_selected_ducks().empty())
1171 Real multiplier(1.0);
1173 if(Gdk::ModifierType(event->state)&GDK_SHIFT_MASK)
1177 switch(event->keyval)
1180 nudge=Vector(-pw,0);
1186 nudge=Vector(0,-ph);
1196 synfigapp::Action::PassiveGrouper grouper(instance.get(),_("Nudge"));
1198 // Grid snap does not apply to nudging
1199 bool grid_snap_holder(get_grid_snap());
1200 bool guide_snap_holder(get_guide_snap());
1201 set_grid_snap(false);
1204 start_duck_drag(get_selected_duck()->get_trans_point());
1205 translate_selected_ducks(get_selected_duck()->get_trans_point()+nudge*multiplier);
1210 canvas_view->duck_refresh_flag=true;
1211 canvas_view->queue_rebuild_ducks();
1214 set_grid_snap(grid_snap_holder);
1215 set_guide_snap(guide_snap_holder);
1221 WorkArea::on_drawing_area_event(GdkEvent *event)
1223 synfig::Point mouse_pos;
1224 float bezier_click_pos;
1225 const float radius((abs(pw)+abs(ph))*4);
1226 int button_pressed(0);
1228 bool is_mouse(false);
1229 Gdk::ModifierType modifier(Gdk::ModifierType(0));
1231 // Handle input stuff
1233 event->any.type==GDK_MOTION_NOTIFY ||
1234 event->any.type==GDK_BUTTON_PRESS ||
1235 event->any.type==GDK_2BUTTON_PRESS ||
1236 event->any.type==GDK_3BUTTON_PRESS ||
1237 event->any.type==GDK_BUTTON_RELEASE
1241 if(event->any.type==GDK_MOTION_NOTIFY)
1243 device=event->motion.device;
1244 modifier=Gdk::ModifierType(event->motion.state);
1248 device=event->button.device;
1249 modifier=Gdk::ModifierType(event->button.state);
1250 drawing_area->grab_focus();
1253 // Make sure we recognize the device
1254 if(curr_input_device)
1256 if(curr_input_device!=device)
1259 curr_input_device=device;
1260 signal_input_device_changed()(curr_input_device);
1265 curr_input_device=device;
1266 signal_input_device_changed()(curr_input_device);
1269 assert(curr_input_device);
1271 // Calculate the position of the
1272 // input device in canvas coordinates
1274 if(!event->button.axes)
1276 mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(event->button.x,event->button.y)));
1277 button_pressed=event->button.button;
1280 if(isnan(event->button.x) || isnan(event->button.y))
1285 double x(event->button.axes[0]);
1286 double y(event->button.axes[1]);
1287 if(isnan(x) || isnan(y))
1290 pressure=event->button.axes[2];
1291 //synfig::info("pressure=%f",pressure);
1293 pressure/=1.0f-0.04f;
1296 assert(!isnan(pressure));
1298 mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(x,y)));
1300 button_pressed=event->button.button;
1302 if(button_pressed==1 && pressure<0 && (event->any.type!=GDK_BUTTON_RELEASE && event->any.type!=GDK_BUTTON_PRESS))
1307 //if(event->any.type==GDK_BUTTON_PRESS && button_pressed)
1308 // synfig::info("Button pressed on input device = %d",event->button.button);
1310 //if(event->button.axes[2]>0.1)
1311 // button_pressed=1;
1313 // button_pressed=0;
1316 // GDK mouse scrolling events
1317 else if(event->any.type==GDK_SCROLL)
1319 // GDK information needed to properly interpret mouse
1320 // scrolling events are: scroll.state, scroll.x/scroll.y, and
1321 // scroll.direction. The value of scroll.direction will be
1324 modifier=Gdk::ModifierType(event->scroll.state);
1325 mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(event->scroll.x,event->scroll.y)));
1328 // Handle the renderables
1330 std::set<etl::handle<WorkAreaRenderer> >::iterator iter;
1331 for(iter=renderer_set_.begin();iter!=renderer_set_.end();++iter)
1333 if((*iter)->get_enabled())
1334 if((*iter)->event_vfunc(event))
1336 // Event handled. Return true.
1342 // Event hasn't been handled, pass it down
1345 case GDK_BUTTON_PRESS:
1347 switch(button_pressed)
1349 case 1: // Attempt to click on a duck
1351 etl::handle<Duck> duck;
1354 if(allow_duck_clicks)
1356 duck=find_duck(mouse_pos,radius);
1360 // make a note of whether the duck we click on was selected or not
1361 if(duck_is_selected(duck))
1366 // if CTRL isn't pressed, clicking an unselected duck will unselect all other ducks
1367 if(!(modifier&GDK_CONTROL_MASK))
1368 clear_selected_ducks();
1374 // clear_selected_ducks();
1378 selected_bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
1381 if (!duck->get_editable())
1384 //get_selected_duck()->signal_user_click(0)();
1385 //if(clicked_duck)clicked_duck->signal_user_click(0)();
1387 // if the user is holding shift while clicking on a tangent duck, consider splitting the tangent
1388 if (event->motion.state&GDK_SHIFT_MASK && duck->get_type() == Duck::TYPE_TANGENT)
1390 synfigapp::ValueDesc value_desc = duck->get_value_desc();
1392 // we have the tangent, but need the vertex - that's the parent
1393 if (value_desc.parent_is_value_node()) {
1394 ValueNode_Composite::Handle parent_value_node = value_desc.get_parent_value_node();
1396 // if the tangent isn't split, then split it
1397 if (!((*(parent_value_node->get_link("split")))(get_time()).get(bool())))
1399 if (get_canvas_view()->canvas_interface()->
1400 change_value(synfigapp::ValueDesc(parent_value_node,
1401 parent_value_node->get_link_index_from_name("split")),
1404 // rebuild the ducks from scratch, so the tangents ducks aren't connected
1405 get_canvas_view()->rebuild_ducks();
1407 // reprocess the mouse click
1408 return on_drawing_area_event(event);
1414 // I don't know how to access the vertex from the tangent duck when originally drawing the bline in the bline tool
1416 // synfig::ValueNode::Handle vn = value_desc.get_value_node();
1417 synfig::info("parent isn't value node? shift-drag-tangent doesn't work in bline tool yet...");
1422 drag_point=mouse_pos;
1423 //drawing_area->queue_draw();
1424 start_duck_drag(mouse_pos);
1425 get_canvas_view()->reset_cancel_status();
1428 // I commented out this section because
1429 // it was causing issues when rotoscoping.
1430 // At the moment, we don't need it, so
1431 // this was the easiest way to fix the problem.
1437 selected_bezier->signal_user_click(0)(bezier_click_pos);
1442 //clear_selected_ducks();
1444 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_LEFT,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
1446 // Check for a guide click
1447 GuideList::iterator iter;
1449 iter=find_guide_x(mouse_pos,radius);
1450 if(iter==get_guide_list_x().end())
1452 curr_guide_is_x=false;
1453 iter=find_guide_y(mouse_pos,radius);
1456 curr_guide_is_x=true;
1457 if(iter!=get_guide_list_x().end() && iter!=get_guide_list_y().end())
1459 dragging=DRAG_GUIDE;
1465 // All else fails, try making a selection box
1467 curr_point=drag_point=mouse_pos;
1473 case 2: // Attempt to drag and move the window
1475 etl::handle<Duck> duck=find_duck(mouse_pos,radius);
1476 etl::handle<Bezier> bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
1478 duck->signal_user_click(1)();
1481 bezier->signal_user_click(1)(bezier_click_pos);
1483 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_MIDDLE,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
1486 dragging=DRAG_WINDOW;
1487 drag_point=mouse_pos;
1488 signal_user_click(1)(mouse_pos);
1492 case 3: // Attempt to either get info on a duck, or open the menu
1494 etl::handle<Duck> duck=find_duck(mouse_pos,radius);
1495 etl::handle<Bezier> bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
1497 Layer::Handle layer(get_canvas()->find_layer(mouse_pos));
1500 if(get_selected_ducks().size()<=1)
1501 duck->signal_user_click(2)();
1503 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MULTIPLE_DUCKS_CLICKED,BUTTON_RIGHT,mouse_pos,pressure,modifier));
1508 bezier->signal_user_click(2)(bezier_click_pos);
1513 if(canvas_view->get_smach().process_event(EventLayerClick(layer,BUTTON_RIGHT,mouse_pos))==Smach::RESULT_OK)
1518 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_RIGHT,mouse_pos,pressure,modifier));
1520 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_RIGHT,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
1529 signal_user_click(3)(mouse_pos);
1532 signal_user_click(4)(mouse_pos);
1539 case GDK_MOTION_NOTIFY:
1540 curr_point=mouse_pos;
1542 if(event->motion.time-last_event_time<25)
1545 last_event_time=event->motion.time;
1547 signal_cursor_moved_();
1549 // Guide/Duck highlights on hover
1550 if(dragging==DRAG_NONE)
1552 GuideList::iterator iter;
1554 iter=find_guide_x(mouse_pos,radius);
1555 if(iter==get_guide_list_x().end())
1556 iter=find_guide_y(mouse_pos,radius);
1558 if(iter!=curr_guide)
1561 drawing_area->queue_draw();
1564 etl::handle<Duck> duck;
1565 duck=find_duck(mouse_pos,radius);
1566 if(duck!=hover_duck)
1569 drawing_area->queue_draw();
1574 if(dragging==DRAG_DUCK)
1576 if(canvas_view->get_cancel_status())
1579 canvas_view->queue_rebuild_ducks();
1583 Point point((mouse_pos-selected_duck->get_origin())/selected_duck->get_scalar());
1586 point[0]=floor(point[0]/grid_size[0]+0.5)*grid_size[0];
1587 point[1]=floor(point[1]/grid_size[1]+0.5)*grid_size[1];
1589 selected_duck->set_point(point);
1592 //Point p(mouse_pos);
1594 set_axis_lock(event->motion.state&GDK_SHIFT_MASK);
1596 translate_selected_ducks(mouse_pos);
1598 drawing_area->queue_draw();
1601 if(dragging==DRAG_BOX)
1603 curr_point=mouse_pos;
1604 drawing_area->queue_draw();
1607 if(dragging==DRAG_GUIDE)
1610 *curr_guide=mouse_pos[0];
1612 *curr_guide=mouse_pos[1];
1613 drawing_area->queue_draw();
1616 if(dragging!=DRAG_WINDOW)
1617 { // Update those triangle things on the rulers
1618 const synfig::Point point(mouse_pos);
1619 hruler->property_position()=Distance(point[0],Distance::SYSTEM_UNITS).get(App::distance_system,get_canvas()->rend_desc());
1620 vruler->property_position()=Distance(point[1],Distance::SYSTEM_UNITS).get(App::distance_system,get_canvas()->rend_desc());
1623 if(dragging == DRAG_WINDOW)
1624 set_focus_point(get_focus_point() + mouse_pos-drag_point);
1625 else if (event->motion.state & GDK_BUTTON1_MASK &&
1626 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DRAG, BUTTON_LEFT,
1627 mouse_pos,pressure,modifier)) == Smach::RESULT_ACCEPT)
1629 else if (event->motion.state & GDK_BUTTON2_MASK &&
1630 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DRAG, BUTTON_MIDDLE,
1631 mouse_pos, pressure, modifier)) == Smach::RESULT_ACCEPT)
1633 else if (event->motion.state & GDK_BUTTON3_MASK &&
1634 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DRAG, BUTTON_RIGHT,
1635 mouse_pos, pressure, modifier)) == Smach::RESULT_ACCEPT)
1637 else if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_MOTION, BUTTON_NONE,
1638 mouse_pos, pressure,modifier)) == Smach::RESULT_ACCEPT)
1643 case GDK_BUTTON_RELEASE:
1647 if(dragging==DRAG_GUIDE)
1654 if(dragging==DRAG_DUCK)
1656 synfigapp::Action::PassiveGrouper grouper(instance.get(),_("Move"));
1658 //translate_selected_ducks(mouse_pos);
1659 set_axis_lock(false);
1662 get_canvas_view()->duck_refresh_flag=false;
1663 get_canvas_view()->duck_refresh_needed=false;
1664 const bool drag_did_anything(end_duck_drag());
1665 get_canvas_view()->duck_refresh_flag=true;
1666 if(!drag_did_anything)
1668 // if we originally clicked on a selected duck ...
1671 // ... and CTRL is pressed, then just toggle the clicked duck
1672 // otherwise make the clicked duck the only selected duck
1673 if(modifier&GDK_CONTROL_MASK)
1674 unselect_duck(clicked_duck);
1677 clear_selected_ducks();
1678 select_duck(clicked_duck);
1680 clicked_duck->signal_user_click(0)();
1685 if(canvas_view->duck_refresh_needed)
1686 canvas_view->queue_rebuild_ducks();
1691 canvas_view->duck_refresh_flag=true;
1692 canvas_view->queue_rebuild_ducks();
1701 if(dragging==DRAG_BOX)
1704 if((drag_point-mouse_pos).mag()>radius/2.0f)
1706 if(canvas_view->get_smach().process_event(EventBox(drag_point,mouse_pos,MouseButton(event->button.button),modifier))==Smach::RESULT_ACCEPT)
1709 // when dragging a box around some ducks:
1710 // SHIFT selects; CTRL toggles; SHIFT+CTRL unselects; <none> clears all then selects
1711 if(modifier&GDK_SHIFT_MASK)
1712 select_ducks_in_box(drag_point,mouse_pos);
1714 if(modifier&GDK_CONTROL_MASK)
1715 toggle_select_ducks_in_box(drag_point,mouse_pos);
1716 else if(!(modifier&GDK_SHIFT_MASK))
1718 clear_selected_ducks();
1719 select_ducks_in_box(drag_point,mouse_pos);
1725 if(allow_layer_clicks)
1727 Layer::Handle layer(get_canvas()->find_layer(drag_point));
1730 if(canvas_view->get_smach().process_event(EventLayerClick(layer,BUTTON_LEFT,mouse_pos,modifier))==Smach::RESULT_OK)
1731 signal_layer_selected_(layer);
1737 signal_user_click(0)(mouse_pos);
1744 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_UP,MouseButton(event->button.button),mouse_pos,pressure,modifier))==Smach::RESULT_ACCEPT)
1752 // Handle a mouse scrolling event like Xara Xtreme and
1755 // Scroll up/down: scroll up/down
1756 // Shift + scroll up/down: scroll left/right
1757 // Control + scroll up/down: zoom in/out
1759 if(modifier&GDK_CONTROL_MASK)
1762 // The zoom is performed while preserving the pointer
1763 // position as a fixed point (similarly to Xara Xtreme and
1766 // The strategy used below is to scroll to the updated
1767 // position, then zoom. This is easy to implement within
1768 // the present architecture, but has the disadvantage of
1769 // triggering multiple visible refreshes. Note: 1.25 is
1770 // the hard wired ratio in zoom_in()/zoom_out(). The
1771 // variable "drift" compensates additional inaccuracies in
1772 // the zoom. There is also an additional minus sign for
1773 // the inverted y coordinates.
1775 // FIXME: One might want to figure out where in the code
1776 // this empirical drift is been introduced.
1778 const synfig::Point scroll_point(get_scrollx_adjustment()->get_value(),get_scrolly_adjustment()->get_value());
1779 const double drift = 0.052;
1781 switch(event->scroll.direction)
1784 case GDK_SCROLL_RIGHT:
1785 get_scrollx_adjustment()->set_value(scroll_point[0]+(mouse_pos[0]-scroll_point[0])*(1.25-(1+drift)));
1786 get_scrolly_adjustment()->set_value(scroll_point[1]-(mouse_pos[1]+scroll_point[1])*(1.25-(1+drift)));
1789 case GDK_SCROLL_DOWN:
1790 case GDK_SCROLL_LEFT:
1791 get_scrollx_adjustment()->set_value(scroll_point[0]+(mouse_pos[0]-scroll_point[0])*(1/1.25-(1+drift)));
1792 get_scrolly_adjustment()->set_value(scroll_point[1]-(mouse_pos[1]+scroll_point[1])*(1/1.25-(1+drift)));
1799 else if(modifier&GDK_SHIFT_MASK)
1801 // Scroll in either direction by 20 pixels. Ideally, the
1802 // amount of pixels per scrolling event should be
1803 // configurable. Xara Xtreme currently uses an (hard
1804 // wired) amount 20 pixel, Inkscape defaults to 40 pixels.
1806 const int scroll_pixel = 20;
1808 switch(event->scroll.direction)
1811 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()-scroll_pixel*pw);
1813 case GDK_SCROLL_DOWN:
1814 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()+scroll_pixel*pw);
1816 case GDK_SCROLL_LEFT:
1817 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()+scroll_pixel*ph);
1819 case GDK_SCROLL_RIGHT:
1820 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()-scroll_pixel*ph);
1828 // Scroll in either direction by 20 pixels. Ideally, the
1829 // amount of pixels per scrolling event should be
1830 // configurable. Xara Xtreme currently uses an (hard
1831 // wired) amount 20 pixel, Inkscape defaults to 40 pixels.
1833 const int scroll_pixel = 20;
1835 switch(event->scroll.direction)
1838 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()+scroll_pixel*ph);
1840 case GDK_SCROLL_DOWN:
1841 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()-scroll_pixel*ph);
1843 case GDK_SCROLL_LEFT:
1844 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()-scroll_pixel*pw);
1846 case GDK_SCROLL_RIGHT:
1847 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()+scroll_pixel*pw);
1862 WorkArea::on_hruler_event(GdkEvent */*event*/)
1867 case GDK_BUTTON_PRESS:
1868 if(dragging==DRAG_NONE)
1870 dragging=DRAG_GUIDE;
1871 curr_guide=get_guide_list_y().insert(get_guide_list_y().begin());
1872 curr_guide_is_x=false;
1877 case GDK_MOTION_NOTIFY:
1879 if(dragging==DRAG_GUIDE && curr_guide_is_x==false)
1882 if(event->button.axes)
1884 x=(event->button.axes[0]);
1885 y=(event->button.axes[1]);
1893 if(isnan(y) || isnan(x))
1896 *curr_guide=synfig::Point(screen_to_comp_coords(synfig::Point(x,y)))[1];
1903 case GDK_BUTTON_RELEASE:
1904 if(dragging==DRAG_GUIDE && curr_guide_is_x==false)
1907 get_guide_list_y().erase(curr_guide);
1919 WorkArea::on_vruler_event(GdkEvent */*event*/)
1924 case GDK_BUTTON_PRESS:
1925 if(dragging==DRAG_NONE)
1927 dragging=DRAG_GUIDE;
1928 curr_guide=get_guide_list_x().insert(get_guide_list_x().begin());
1929 curr_guide_is_x=true;
1933 case GDK_BUTTON_RELEASE:
1934 if(dragging==DRAG_GUIDE && curr_guide_is_x==true)
1937 get_guide_list_x().erase(curr_guide);
1950 WorkArea::refresh_dimension_info()
1952 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1954 canvaswidth=rend_desc.get_br()[0]-rend_desc.get_tl()[0];
1955 canvasheight=rend_desc.get_br()[1]-rend_desc.get_tl()[1];
1960 scrollx_adjustment.set_page_increment(abs(get_grid_size()[0]));
1961 scrollx_adjustment.set_step_increment(abs(pw));
1962 scrollx_adjustment.set_lower(-abs(canvaswidth));
1963 scrollx_adjustment.set_upper(abs(canvaswidth));
1964 scrolly_adjustment.set_lower(-abs(canvasheight));
1965 scrolly_adjustment.set_upper(abs(canvasheight));
1966 scrolly_adjustment.set_step_increment(abs(ph));
1967 scrolly_adjustment.set_page_increment(abs(get_grid_size()[1]));
1971 if(drawing_area->get_width()<=0 || drawing_area->get_height()<=0 || w==0 || h==0)
1974 const synfig::Point focus_point(get_focus_point());
1975 const synfig::Real x(focus_point[0]/pw+drawing_area->get_width()/2-w/2);
1976 const synfig::Real y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
1978 window_tl[0]=rend_desc.get_tl()[0]-pw*x;
1979 window_br[0]=rend_desc.get_br()[0]+pw*(drawing_area->get_width()-x-w);
1981 window_tl[1]=rend_desc.get_tl()[1]-ph*y;
1982 window_br[1]=rend_desc.get_br()[1]+ph*(drawing_area->get_height()-y-h);
1984 hruler->property_lower()=Distance(window_tl[0],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1985 hruler->property_upper()=Distance(window_br[0],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1986 vruler->property_lower()=Distance(window_tl[1],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1987 vruler->property_upper()=Distance(window_br[1],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1989 view_window_changed();
1994 WorkArea::screen_to_comp_coords(synfig::Point pos)const
1996 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1997 //synfig::Vector::value_type canvaswidth=rend_desc.get_br()[0]-rend_desc.get_tl()[0];
1998 //synfig::Vector::value_type canvasheight=rend_desc.get_br()[1]-rend_desc.get_tl()[1];
1999 //synfig::Vector::value_type pw=canvaswidth/w;
2000 //synfig::Vector::value_type ph=canvasheight/h;
2001 Vector focus_point=get_focus_point();
2002 synfig::Vector::value_type x=focus_point[0]/pw+drawing_area->get_width()/2-w/2;
2003 synfig::Vector::value_type y=focus_point[1]/ph+drawing_area->get_height()/2-h/2;
2005 return rend_desc.get_tl()-synfig::Point(pw*x,ph*y)+synfig::Point(pw*pos[0],ph*pos[1]);
2009 WorkArea::comp_to_screen_coords(synfig::Point /*pos*/)const
2011 synfig::warning("WorkArea::comp_to_screen_coords: Not yet implemented");
2012 return synfig::Point();
2016 WorkArea::next_unrendered_tile(int refreshes)const
2018 //assert(!tile_book.empty());
2019 if(tile_book.empty())
2022 //const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
2024 const synfig::Vector focus_point(get_focus_point());
2026 // Calculate the window coordinates of the top-left
2027 // corner of the canvas.
2028 const synfig::Vector::value_type
2029 x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2030 y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2032 int div = low_res_pixel_size;
2033 const int width_in_tiles(w/tile_w+((low_resolution?((w/div)%(tile_w/div)):(w%tile_w))?1:0));
2034 const int height_in_tiles(h/tile_h+(h%tile_h?1:0));
2040 u2(int((-x+drawing_area->get_width())/tile_w+1)),
2041 v2(int((-y+drawing_area->get_height())/tile_h+1));
2043 if(u2>width_in_tiles)u2=width_in_tiles;
2044 if(v2>height_in_tiles)v2=height_in_tiles;
2048 int last_good_tile(-1);
2053 int index(v*width_in_tiles+u);
2054 if(tile_book[index].second<refreshes)
2056 last_good_tile=index;
2061 return last_good_tile;
2065 template <typename F, typename T=WorkAreaRenderer, typename R=typename F::result_type>
2066 class handle2ptr_t : public std::unary_function<typename etl::handle<T>,R>
2071 handle2ptr_t(const F &func):func(func) { };
2073 R operator()(typename etl::handle<T> x) { return func(*x); }
2076 template <typename F>
2080 return handle2ptr_t<F>(func);
2083 renderer_set_.begin(),
2084 renderer_set_.end(),
2089 &WorkAreaRenderer::render_vfunc
2091 Gdk::Rectangle(event->area)
2093 drawing_area->get_window()
2100 WorkArea::refresh(GdkEventExpose*event)
2102 assert(get_canvas());
2104 drawing_area->get_window()->clear();
2106 //const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
2108 const synfig::Vector focus_point(get_focus_point());
2110 // Update the old focus point
2111 last_focus_point=focus_point;
2113 // Draw out the renderables
2115 std::set<etl::handle<WorkAreaRenderer> >::iterator iter;
2116 for(iter=renderer_set_.begin();iter!=renderer_set_.end();++iter)
2118 if((*iter)->get_enabled())
2119 (*iter)->render_vfunc(
2120 drawing_area->get_window(),
2121 Gdk::Rectangle(&event->area)
2126 // Calculate the window coordinates of the top-left
2127 // corner of the canvas.
2128 //const synfig::Vector::value_type
2129 // x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2130 // y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2132 //const synfig::Vector::value_type window_startx(window_tl[0]);
2133 //const synfig::Vector::value_type window_endx(window_br[0]);
2134 //const synfig::Vector::value_type window_starty(window_tl[1]);
2135 //const synfig::Vector::value_type window_endy(window_br[1]);
2137 Glib::RefPtr<Gdk::GC> gc=Gdk::GC::create(drawing_area->get_window());
2139 // If we are in animate mode, draw a red border around the screen
2140 if(canvas_interface->get_mode()&synfigapp::MODE_ANIMATE)
2142 // #define USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2143 #ifdef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2144 // This method of drawing the red border doesn't work on any
2145 // Gtk theme which uses the crux-engine, hcengine, industrial,
2146 // mist, or ubuntulooks engine, such as the default ubuntu
2148 drawing_frame->modify_bg(Gtk::STATE_NORMAL,Gdk::Color("#FF0000"));
2150 // So let's do it in a more primitive fashion.
2151 gc->set_rgb_fg_color(Gdk::Color("#FF0000"));
2152 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
2153 drawing_area->get_window()->draw_rectangle(
2157 drawing_area->get_width()-1,drawing_area->get_height()-1); // w,h
2160 #ifdef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2162 drawing_frame->unset_bg(Gtk::STATE_NORMAL);
2169 WorkArea::done_rendering()
2175 pix_buf=Gdk::Pixbuf::create_from_data(
2176 buffer, // pointer to the data
2177 Gdk::COLORSPACE_RGB, // the colorspace
2179 8, // bits per sample
2182 w*bpp); // stride (pitch)
2189 WorkArea::set_quality(int x)
2194 queue_render_preview();
2198 WorkArea::set_low_res_pixel_size(int x)
2200 if(x==low_res_pixel_size)
2202 low_res_pixel_size=x;
2203 queue_render_preview();
2208 class WorkAreaProgress : public synfig::ProgressCallback
2210 WorkArea *work_area;
2211 ProgressCallback *cb;
2215 WorkAreaProgress(WorkArea *work_area,ProgressCallback *cb):
2216 work_area(work_area),cb(cb)
2222 task(const std::string &str)
2224 if(work_area->dirty)
2226 return cb->task(str);
2230 error(const std::string &err)
2232 if(work_area->dirty)
2234 return cb->error(err);
2238 amount_complete(int current, int total)
2240 if(work_area->dirty)
2242 return cb->amount_complete(current,total);
2248 studio::WorkArea::async_update_preview()
2250 #ifdef SINGLE_THREADED
2254 queue_render_preview();
2263 get_canvas_view()->reset_cancel_status();
2265 // This object will mark us as busy until
2267 //studio::App::Busy busy;
2269 //WorkAreaProgress callback(this,get_canvas_view()->get_ui_interface().get());
2270 //synfig::ProgressCallback *cb=&callback;
2272 if(!is_visible())return false;
2275 // If we are queued to render the scene at the next idle
2276 // go ahead and de-queue it.
2277 if(render_idle_func_id)
2279 g_source_remove(render_idle_func_id);
2281 render_idle_func_id=0;
2286 get_canvas_view()->reset_cancel_status();
2289 RendDesc desc=get_canvas()->rend_desc();
2291 int w=(int)(desc.get_w()*zoom);
2292 int h=(int)(desc.get_h()*zoom);
2294 // ensure that the size we draw is at least one pixel in each dimension
2295 int min_size = low_resolution ? low_res_pixel_size : 1;
2296 if (w < min_size) w = min_size;
2297 if (h < min_size) h = min_size;
2299 // Setup the description parameters
2300 desc.set_antialias(1);
2301 desc.set_time(cur_time);
2303 set_rend_desc(desc);
2305 // Create the render target
2306 handle<Target> target;
2308 // if we have lots of pixels to render and the tile renderer isn't disabled, use it
2310 div = low_resolution ? low_res_pixel_size : 1;
2311 if ((w*h > 240*div*135*div && !getenv("SYNFIG_DISABLE_TILE_RENDER")) || getenv("SYNFIG_FORCE_TILE_RENDER"))
2314 handle<WorkAreaTarget> trgt(new class WorkAreaTarget(this,w,h));
2316 trgt->set_rend_desc(&desc);
2317 trgt->set_onion_skin(get_onion_skin(), onion_skins);
2322 // do a scanline render
2323 handle<WorkAreaTarget_Full> trgt(new class WorkAreaTarget_Full(this,w,h));
2325 trgt->set_rend_desc(&desc);
2326 trgt->set_onion_skin(get_onion_skin(), onion_skins);
2330 // We can rest assured that our time has already
2331 // been set, so there is no need to have to
2332 // recalculate that over again.
2333 // UPDATE: This is kind of needless with
2334 // the way that time is handled now in SYNFIG.
2335 //target->set_avoid_time_sync(true);
2336 async_renderer=new AsyncRenderer(target);
2337 async_renderer->signal_finished().connect(
2338 sigc::mem_fun(this,&WorkArea::async_update_finished)
2342 async_renderer->start();
2344 synfig::ProgressCallback *cb=get_canvas_view()->get_ui_interface().get();
2347 cb->task(_("Rendering..."));
2354 studio::WorkArea::async_update_finished()
2356 synfig::ProgressCallback *cb=get_canvas_view()->get_ui_interface().get();
2363 // If we completed successfully, then
2364 // we aren't dirty anymore
2365 if(async_renderer->has_success())
2369 cb->task(_("Idle"));
2374 cb->task(_("Render Failed"));
2376 //get_canvas_view()->reset_cancel_status();
2381 studio::WorkArea::sync_update_preview()
2383 // const Time &time(cur_time);
2386 get_canvas_view()->reset_cancel_status();
2391 // This object will mark us as busy until
2393 studio::App::Busy busy;
2395 WorkAreaProgress callback(this,get_canvas_view()->get_ui_interface().get());
2396 synfig::ProgressCallback *cb=&callback;
2398 // We don't want to render if we are already rendering
2405 if(!is_visible())return false;
2406 get_canvas()->set_time(get_time());
2407 get_canvas_view()->get_smach().process_event(EVENT_REFRESH_DUCKS);
2408 signal_rendering()();
2410 // If we are queued to render the scene at the next idle
2411 // go ahead and de-queue it.
2412 if(render_idle_func_id)
2414 g_source_remove(render_idle_func_id);
2416 render_idle_func_id=0;
2422 get_canvas_view()->reset_cancel_status();
2424 RendDesc desc=get_canvas()->rend_desc();
2425 //newdesc->set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN);
2427 int w=(int)(desc.get_w()*zoom);
2428 int h=(int)(desc.get_h()*zoom);
2430 // Setup the description parameters
2431 desc.set_antialias(1);
2432 desc.set_time(cur_time);
2435 set_rend_desc(desc);
2437 // Create the render target
2438 handle<WorkAreaTarget> target(new class WorkAreaTarget(this,w,h));
2440 target->set_rend_desc(&desc);
2442 // We can rest assured that our time has already
2443 // been set, so there is no need to have to
2444 // recalculate that over again.
2445 target->set_avoid_time_sync(true);
2448 cb->task(strprintf(_("Rendering canvas %s..."),get_canvas()->get_name().c_str()));
2450 bool ret = target->render(cb);
2452 if(!ret && !get_canvas_view()->get_cancel_status() && dirty)
2458 if(get_canvas_view()->get_cancel_status())
2464 cb->task(_("Idle"));
2466 cb->task(_("Render Failed"));
2467 cb->amount_complete(0,1);
2470 // Refresh the work area to make sure that
2471 // it is being displayed correctly
2472 drawing_area->queue_draw();
2474 // If we completed successfully, then
2475 // we aren't dirty anymore
2483 //get_canvas_view()->reset_cancel_status();
2489 studio::WorkArea::async_render_preview(synfig::Time time)
2492 //tile_book.clear();
2495 if(!is_visible())return;
2497 get_canvas()->set_time(get_time());
2498 get_canvas_view()->get_smach().process_event(EVENT_REFRESH_DUCKS);
2499 signal_rendering()();
2501 async_update_preview();
2504 WorkArea::async_render_preview()
2506 return async_render_preview(get_canvas_view()->get_time());
2510 studio::WorkArea::sync_render_preview(synfig::Time time)
2513 //tile_book.clear();
2515 if(!is_visible())return false;
2516 return sync_update_preview();
2520 WorkArea::sync_render_preview()
2522 return sync_render_preview(get_canvas_view()->get_time());
2526 WorkArea::sync_render_preview_hook()
2528 sync_render_preview(get_canvas_view()->get_time());
2532 WorkArea::queue_scroll()
2534 // const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
2536 const synfig::Point focus_point(get_focus_point());
2539 new_x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2540 new_y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2543 old_x(last_focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2544 old_y(last_focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2546 // If the coordinates didn't change, we shouldn't queue a draw
2547 if(old_x==new_x && old_y==new_y)
2551 dx(round_to_int(old_x)-round_to_int(new_x)),
2552 dy(round_to_int(old_y)-round_to_int(new_y));
2554 drawing_area->get_window()->scroll(-dx,-dy);
2556 if (timecode_width && timecode_height)
2558 drawing_area->queue_draw_area(4, 4, 4+timecode_width, 4+timecode_height);
2559 drawing_area->queue_draw_area(4-dx, 4-dy, 4-dx+timecode_width, 4-dy+timecode_height);
2562 #ifndef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2563 if(canvas_interface->get_mode()&synfigapp::MODE_ANIMATE)
2565 int maxx = drawing_area->get_width()-1;
2566 int maxy = drawing_area->get_height()-1;
2570 drawing_area->queue_draw_area( 0, 0, 1, maxy);
2571 drawing_area->queue_draw_area(maxx-dx, 0, maxx-dx, maxy);
2575 drawing_area->queue_draw_area( maxx, 0, maxx, maxy);
2576 drawing_area->queue_draw_area( -dx, 0, -dx, maxy);
2580 drawing_area->queue_draw_area(0, 0, maxx, 1);
2581 drawing_area->queue_draw_area(0, maxy-dy, maxx, maxy-dy);
2585 drawing_area->queue_draw_area(0, maxy, maxx, maxy);
2586 drawing_area->queue_draw_area(0, -dy, maxx, -dy);
2589 #endif // USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2591 last_focus_point=focus_point;
2595 studio::WorkArea::zoom_in()
2597 set_zoom(zoom*1.25);
2601 studio::WorkArea::zoom_out()
2603 set_zoom(zoom/1.25);
2607 studio::WorkArea::zoom_fit()
2609 float new_zoom(min(drawing_area->get_width() * zoom / w,
2610 drawing_area->get_height() * zoom / h) * 0.995);
2611 if (zoom / new_zoom > 0.995 && new_zoom / zoom > 0.995)
2613 set_zoom(prev_zoom);
2614 return set_focus_point(previous_focus);
2616 previous_focus = get_focus_point();
2619 set_focus_point(Point(0,0));
2623 studio::WorkArea::zoom_norm()
2625 if (zoom == 1.0) return set_zoom(prev_zoom);
2631 studio::WorkArea::__render_preview(gpointer data)
2633 WorkArea *work_area(static_cast<WorkArea*>(data));
2635 // there's no point anyone trying to cancel the timer now - it's gone off already
2636 work_area->render_idle_func_id = 0;
2638 work_area->queued=false;
2639 work_area->async_render_preview(work_area->get_canvas_view()->get_time());
2645 studio::WorkArea::queue_render_preview()
2647 //synfig::info("queue_render_preview(): called for %s", get_canvas_view()->get_time().get_string().c_str());
2652 //synfig::info("queue_render_preview(): already queued, unqueuing");
2653 /* if(render_idle_func_id)
2654 g_source_remove(render_idle_func_id);
2655 render_idle_func_id=0;
2661 if(dirty_trap_enabled)
2663 dirty_trap_queued++;
2675 //synfig::info("queue_render_preview(): (re)queuing...");
2676 //render_idle_func_id=g_idle_add_full(G_PRIORITY_DEFAULT,__render_preview,this,NULL);
2677 render_idle_func_id=g_timeout_add_full(
2678 G_PRIORITY_DEFAULT, // priority -
2679 queue_time, // interval - the time between calls to the function, in milliseconds (1/1000ths of a second)
2680 __render_preview, // function - function to call
2681 this, // data - data to pass to function
2682 NULL); // notify - function to call when the idle is removed, or NULL
2685 /* else if(rendering)
2694 DirtyTrap::DirtyTrap(WorkArea *work_area):work_area(work_area)
2696 work_area->dirty_trap_enabled=true;
2698 work_area->dirty_trap_queued=0;
2701 DirtyTrap::~DirtyTrap()
2703 work_area->dirty_trap_enabled=false;
2704 if(work_area->dirty_trap_queued)
2705 work_area->queue_render_preview();
2709 studio::WorkArea::queue_draw_preview()
2711 drawing_area->queue_draw();
2715 studio::WorkArea::set_cursor(const Gdk::Cursor& x)
2717 drawing_area->get_window()->set_cursor(x);
2720 studio::WorkArea::set_cursor(Gdk::CursorType x)
2722 drawing_area->get_window()->set_cursor(Gdk::Cursor(x));
2725 //#include "iconcontroller.h"
2727 studio::WorkArea::refresh_cursor()
2729 // set_cursor(IconController::get_tool_cursor(canvas_view->get_smach().get_state_name(),drawing_area->get_window()));
2733 studio::WorkArea::reset_cursor()
2735 drawing_area->get_window()->set_cursor(Gdk::Cursor(Gdk::TOP_LEFT_ARROW));
2736 // set_cursor(Gdk::TOP_LEFT_ARROW);
2740 studio::WorkArea::set_zoom(float z)
2742 z=max(1.0f/128.0f,min(128.0f,z));
2746 refresh_dimension_info();
2747 /*if(async_renderer)
2749 async_renderer->stop();
2753 async_update_preview();
2754 //queue_render_preview();
2758 WorkArea::set_selected_value_node(etl::loose_handle<synfig::ValueNode> x)
2760 if(x!=selected_value_node_)
2762 selected_value_node_=x;
2768 WorkArea::insert_renderer(const etl::handle<WorkAreaRenderer> &x)
2770 renderer_set_.insert(x);
2771 x->set_work_area(this);
2776 WorkArea::insert_renderer(const etl::handle<WorkAreaRenderer> &x, int priority)
2778 x->set_priority(priority);
2783 WorkArea::erase_renderer(const etl::handle<WorkAreaRenderer> &x)
2785 x->set_work_area(0);
2786 renderer_set_.erase(x);
2791 WorkArea::resort_render_set()
2793 std::set<etl::handle<WorkAreaRenderer> > tmp(
2794 renderer_set_.begin(),
2797 renderer_set_.swap(tmp);