1 /* === S Y N F I G ========================================================= */
3 ** \brief Template Header
8 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
9 ** Copyright 2006 Yue Shi Lai
10 ** Copyright (c) 2007 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 "widget_color.h"
60 #include <synfig/distance.h>
61 #include "workarearenderer.h"
63 #include "renderer_canvas.h"
64 #include "renderer_grid.h"
65 #include "renderer_guides.h"
66 #include "renderer_timecode.h"
67 #include "renderer_ducks.h"
68 #include "renderer_dragbox.h"
69 #include "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 ========================================================= */
91 #define stratof(X) (atof((X).c_str()))
92 #define stratoi(X) (atoi((X).c_str()))
96 /* === G L O B A L S ======================================================= */
98 /* === C L A S S E S ======================================================= */
100 class studio::WorkAreaTarget : public synfig::Target_Tile
106 int real_tile_w,real_tile_h;
107 //std::vector<Glib::RefPtr<Gdk::Pixbuf> >::iterator tile_iter;
109 int twindow_start, twindow_width, twindow_height, twindow_pad;
113 bool onion_first_tile;
116 std::list<synfig::Time> onion_skin_queue;
120 void set_onion_skin(bool x)
124 Time time(rend_desc().get_time_start());
126 onion_skin_queue.push_back(time);
127 //onion_skin_queue.push_back(time-1);
128 //onion_skin_queue.push_back(time+1);
132 onion_skin_queue.push_back(
133 get_canvas()->keyframe_list().find_prev(
143 onion_skin_queue.push_back(
144 get_canvas()->keyframe_list().find_next(
152 onion_layers=onion_skin_queue.size();
154 onion_first_tile=false;
158 WorkAreaTarget(WorkArea *workarea,int w, int h):
160 low_res(workarea->get_low_resolution_flag()),
163 real_tile_w(workarea->tile_w),
164 real_tile_h(workarea->tile_h),
165 refresh_id(workarea->refreshes),
169 //set_remove_alpha();
170 //set_avoid_time_sync();
174 set_tile_w(workarea->tile_w/2);
175 set_tile_h(workarea->tile_h/2);
179 set_tile_w(workarea->tile_w);
180 set_tile_h(workarea->tile_h);
182 set_canvas(workarea->get_canvas());
183 set_quality(workarea->get_quality());
188 workarea->queue_draw();
191 virtual bool set_rend_desc(synfig::RendDesc *newdesc)
194 newdesc->set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN);
196 newdesc->set_wh(w/2,h/2);
198 newdesc->set_wh(w,h);
202 || workarea->get_h()!=h
203 ) workarea->set_wh(w,h,4);
205 workarea->full_frame=false;
211 virtual int total_tiles()const
213 int tw(rend_desc().get_w()/get_tile_w());
214 int th(rend_desc().get_h()/get_tile_h());
215 if(rend_desc().get_w()%get_tile_w()!=0)tw++;
216 if(rend_desc().get_h()%get_tile_h()!=0)th++;
220 virtual int next_frame(Time& time)
222 synfig::Mutex::Lock lock(mutex);
225 return synfig::Target_Tile::next_frame(time);
227 onion_first_tile=(onion_layers==(signed)onion_skin_queue.size());
229 if(!onion_skin_queue.empty())
231 time=onion_skin_queue.front();
232 onion_skin_queue.pop_front();
237 return onion_skin_queue.size()+1;
240 virtual int next_tile(int& x, int& y)
242 synfig::Mutex::Lock lock(mutex);
243 //if(workarea->tile_queue.empty()) return 0;
245 //int curr_tile(workarea->tile_queue.front());
246 //workarea->tile_queue.pop_front();
247 int curr_tile(workarea->next_unrendered_tile(refresh_id-onion_skin_queue.size()));
251 // Width of the image(in tiles)
252 int tw(rend_desc().get_w()/get_tile_w());
253 if(rend_desc().get_w()%get_tile_w()!=0)tw++;
255 y=(curr_tile/tw)*get_tile_w();
256 x=(curr_tile%tw)*get_tile_h();
258 // Mark this tile as "up-to-date"
260 workarea->tile_book[curr_tile].second=refresh_id-onion_skin_queue.size();
262 workarea->tile_book[curr_tile].second=refresh_id;
264 return total_tiles()-curr_tile+1;
268 virtual bool start_frame(synfig::ProgressCallback */*cb*/)
270 synfig::Mutex::Lock lock(mutex);
272 int tw(rend_desc().get_w()/get_tile_w());
273 if(rend_desc().get_w()%get_tile_w()!=0)tw++;
274 int th(rend_desc().get_h()/get_tile_h());
275 if(rend_desc().get_h()%get_tile_h()!=0)th++;
282 workarea->tile_book.resize(total_tiles());
283 //tile_iter=workarea->tile_book.begin()+twindow_start;
287 static void free_buff(const guint8 *x) { free(const_cast<guint8*>(x)); }
289 virtual bool add_tile(const synfig::Surface &surface, int x, int y)
291 synfig::Mutex::Lock lock(mutex);
294 PixelFormat pf(PF_RGB);
296 const int total_bytes(get_tile_w()*get_tile_h()*synfig::channels(pf));
298 unsigned char *buffer((unsigned char*)malloc(total_bytes));
300 if(!surface || !buffer)
303 unsigned char *dest(buffer);
304 const Color *src(surface[0]);
307 int x(surface.get_w()*surface.get_h());
308 //if(low_res) { w/=2,h/=2; }
309 Color dark(0.6,0.6,0.6);
310 Color lite(0.8,0.8,0.8);
312 dest=Color2PixelFormat(
315 ((i/surface.get_w())*8/h+(i%surface.get_w())*8/w)&1?dark:lite,
324 int tw(rend_desc().get_w()/get_tile_w());
325 if(rend_desc().get_w()%get_tile_w()!=0)tw++;
326 unsigned int index=y*tw+x;
329 if(index>workarea->tile_book.size())
332 Glib::RefPtr<Gdk::Pixbuf> pixbuf;
334 pixbuf=Gdk::Pixbuf::create_from_data(
335 buffer, // pointer to the data
336 Gdk::COLORSPACE_RGB, // the colorspace
337 ((pf&PF_A)==PF_A), // has alpha?
338 8, // bits per sample
339 surface.get_w(), // width
340 surface.get_h(), // height
341 surface.get_w()*synfig::channels(pf), // stride (pitch)
342 sigc::ptr_fun(&WorkAreaTarget::free_buff)
347 // We need to scale up
348 pixbuf=pixbuf->scale_simple(
355 if(!onionskin || onion_first_tile || !workarea->tile_book[index].first)
357 workarea->tile_book[index].first=pixbuf;
362 workarea->tile_book[index].first, // Dest
365 pixbuf->get_width(), // dest width
366 pixbuf->get_height(), // dest_height,
367 0, // double offset_x
368 0, // double offset_y
371 Gdk::INTERP_NEAREST, // interp
372 255/(onion_layers-onion_skin_queue.size()+1) //int overall_alpha
377 workarea->queue_draw();
378 assert(workarea->tile_book[index].first);
382 virtual void end_frame()
384 //workarea->queue_draw();
389 class studio::WorkAreaTarget_Full : public synfig::Target_Scanline
395 int real_tile_w,real_tile_h;
396 //std::vector<Glib::RefPtr<Gdk::Pixbuf> >::iterator tile_iter;
398 int twindow_start, twindow_width, twindow_height, twindow_pad;
402 bool onion_first_tile;
407 std::list<synfig::Time> onion_skin_queue;
409 void set_onion_skin(bool x)
413 Time time(rend_desc().get_time_start());
415 onion_skin_queue.push_back(time);
416 //onion_skin_queue.push_back(time-1);
417 //onion_skin_queue.push_back(time+1);
423 onion_skin_queue.push_back(
424 get_canvas()->keyframe_list().find_prev(
434 onion_skin_queue.push_back(
435 get_canvas()->keyframe_list().find_next(
443 onion_layers=onion_skin_queue.size();
445 onion_first_tile=false;
449 WorkAreaTarget_Full(WorkArea *workarea,int w, int h):
451 low_res(workarea->get_low_resolution_flag()),
454 refresh_id(workarea->refreshes),
458 set_canvas(workarea->get_canvas());
459 set_quality(workarea->get_quality());
462 ~WorkAreaTarget_Full()
466 virtual bool set_rend_desc(synfig::RendDesc *newdesc)
469 newdesc->set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN);
471 newdesc->set_wh(w/2,h/2);
473 newdesc->set_wh(w,h);
477 || workarea->get_h()!=h
478 ) workarea->set_wh(w,h,4);
480 surface.set_wh(newdesc->get_w(),newdesc->get_h());
483 workarea->full_frame=true;
484 workarea->tile_book.resize(1);
488 virtual int next_frame(Time& time)
490 // Mark this tile as "up-to-date"
492 workarea->tile_book[0].second=refresh_id-onion_skin_queue.size();
494 workarea->tile_book[0].second=refresh_id;
497 return synfig::Target_Scanline::next_frame(time);
499 onion_first_tile=(onion_layers==(signed)onion_skin_queue.size());
501 if(!onion_skin_queue.empty())
503 time=onion_skin_queue.front();
504 onion_skin_queue.pop_front();
508 return onion_skin_queue.size()+1;
512 virtual bool start_frame(synfig::ProgressCallback */*cb*/)
517 virtual Color * start_scanline(int scanline)
519 return surface[scanline];
522 virtual bool end_scanline()
527 static void free_buff(const guint8 *x) { free(const_cast<guint8*>(x)); }
529 virtual void end_frame()
533 PixelFormat pf(PF_RGB);
535 const int total_bytes(surface.get_w()*surface.get_h()*synfig::channels(pf));
537 unsigned char *buffer((unsigned char*)malloc(total_bytes));
539 if(!surface || !buffer)
542 unsigned char *dest(buffer);
543 const Color *src(surface[0]);
544 int w(surface.get_w());
545 //int h(surface.get_h());
546 int x(surface.get_w()*surface.get_h());
547 //if(low_res) { w/=2,h/=2; }
548 Color dark(0.6,0.6,0.6);
549 Color lite(0.8,0.8,0.8);
550 int tw=workarea->tile_w;
551 int th=workarea->tile_h;
558 dest=Color2PixelFormat(
561 ((i/w)*8/th+(i%w)*8/tw)&1?dark:lite,
570 Glib::RefPtr<Gdk::Pixbuf> pixbuf;
572 pixbuf=Gdk::Pixbuf::create_from_data(
573 buffer, // pointer to the data
574 Gdk::COLORSPACE_RGB, // the colorspace
575 ((pf&PF_A)==PF_A), // has alpha?
576 8, // bits per sample
577 surface.get_w(), // width
578 surface.get_h(), // height
579 surface.get_w()*synfig::channels(pf), // stride (pitch)
580 sigc::ptr_fun(&WorkAreaTarget::free_buff)
585 // We need to scale up
586 pixbuf=pixbuf->scale_simple(
595 if(!onionskin || onion_first_tile || !workarea->tile_book[index].first)
597 workarea->tile_book[index].first=pixbuf;
602 workarea->tile_book[index].first, // Dest
605 pixbuf->get_width(), // dest width
606 pixbuf->get_height(), // dest_height,
607 0, // double offset_x
608 0, // double offset_y
611 Gdk::INTERP_NEAREST, // interp
612 255/(onion_layers-onion_skin_queue.size()+1) //int overall_alpha
616 workarea->queue_draw();
617 assert(workarea->tile_book[index].first);
624 /* === M E T H O D S ======================================================= */
627 WorkArea::WorkArea(etl::loose_handle<synfigapp::CanvasInterface> canvas_interface):
628 Gtk::Table(4+RULER_FIX, 3, false),
629 canvas_interface(canvas_interface),
630 canvas(canvas_interface->get_canvas()),
631 scrollx_adjustment(0,-4,4,0.01,0.1),
632 scrolly_adjustment(0,-4,4,0.01,0.1),
647 allow_duck_clicks=true;
648 allow_layer_clicks=true;
649 render_idle_func_id=0;
657 last_focus_point=Point(0,0);
660 dirty_trap_enabled=false;
665 meta_data_lock=false;
667 insert_renderer(new Renderer_Canvas, 000);
668 insert_renderer(new Renderer_Grid, 100);
669 insert_renderer(new Renderer_Guides, 200);
670 insert_renderer(new Renderer_Ducks, 300);
671 insert_renderer(new Renderer_BBox, 399);
672 insert_renderer(new Renderer_Dragbox, 400);
673 insert_renderer(new Renderer_Timecode, 500);
675 signal_duck_selection_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::queue_draw));
676 signal_strokes_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::queue_draw));
677 signal_grid_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::queue_draw));
678 signal_grid_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::save_meta_data));
679 signal_sketch_saved().connect(sigc::mem_fun(*this,&studio::WorkArea::save_meta_data));
681 // Not that it really makes a difference... (setting this to zero, that is)
684 drawing_area=manage(new class Gtk::DrawingArea());
685 drawing_area->show();
686 drawing_area->set_extension_events(Gdk::EXTENSION_EVENTS_ALL);
688 drawing_frame=manage(new Gtk::Frame);
689 drawing_frame->add(*drawing_area);
690 //drawing_frame->set_shadow_type(Gtk::SHADOW_NONE);
691 //drawing_frame->property_border_width()=5;
692 //drawing_frame->modify_fg(Gtk::STATE_NORMAL,Gdk::Color("#00ffff"));
693 //drawing_frame->modify_base(Gtk::STATE_NORMAL,Gdk::Color("#ff00ff"));
694 /*drawing_frame->modify_fg(Gtk::STATE_ACTIVE,Gdk::Color("#00ffff"));
695 drawing_frame->modify_base(Gtk::STATE_ACTIVE,Gdk::Color("#ff00ff"));
696 drawing_frame->modify_bg(Gtk::STATE_ACTIVE,Gdk::Color("#00ff00"));
697 drawing_frame->modify_fg(Gtk::STATE_INSENSITIVE,Gdk::Color("#00ffff"));
698 drawing_frame->modify_base(Gtk::STATE_INSENSITIVE,Gdk::Color("#ff00ff"));
699 drawing_frame->modify_bg(Gtk::STATE_INSENSITIVE,Gdk::Color("#00ff00"));
700 drawing_frame->modify_fg(Gtk::STATE_SELECTED,Gdk::Color("#00ffff"));
701 drawing_frame->modify_base(Gtk::STATE_SELECTED,Gdk::Color("#ff00ff"));
702 drawing_frame->modify_bg(Gtk::STATE_SELECTED,Gdk::Color("#00ff00"));
704 //drawing_frame->set_state(Gtk::STATE_NORMAL);
706 drawing_frame->show();
708 attach(*drawing_frame, 1, 3+RULER_FIX, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
710 Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
713 // Create the vertical and horizontal rulers
714 vruler = manage(new class Gtk::VRuler());
715 hruler = manage(new class Gtk::HRuler());
716 vruler->set_metric(Gtk::PIXELS);
717 hruler->set_metric(Gtk::PIXELS);
720 attach(*vruler, 0, 1, 1, 2, Gtk::SHRINK|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
721 attach(*hruler, 1, 3+RULER_FIX, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
722 hruler->signal_event().connect(sigc::mem_fun(*this, &WorkArea::on_hruler_event));
723 vruler->signal_event().connect(sigc::mem_fun(*this, &WorkArea::on_vruler_event));
724 hruler->add_events(Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK |Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
725 vruler->add_events(Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK |Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
727 // Create the menu button
728 menubutton=manage(new class Gtk::Button());
729 Gtk::Arrow *arrow1 = manage(new class Gtk::Arrow(Gtk::ARROW_RIGHT, Gtk::SHADOW_OUT));
730 menubutton->add(*arrow1);
731 menubutton->show_all();
732 menubutton->signal_pressed().connect(sigc::mem_fun(*this, &WorkArea::popup_menu));
733 attach(*menubutton, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
737 Gtk::VScrollbar *vscrollbar1 = manage(new class Gtk::VScrollbar(*get_scrolly_adjustment()));
738 Gtk::HScrollbar *hscrollbar1 = manage(new class Gtk::HScrollbar(*get_scrollx_adjustment()));
741 attach(*vscrollbar1, 3+RULER_FIX, 4+RULER_FIX, 1, 2, Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
742 attach(*hscrollbar1, 2+RULER_FIX, 3+RULER_FIX, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::FILL, 0, 0);
744 ZoomDial *zoomdial=manage(new class ZoomDial(iconsize));
745 zoomdial->signal_zoom_in().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_in));
746 zoomdial->signal_zoom_out().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_out));
747 zoomdial->signal_zoom_fit().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_fit));
748 zoomdial->signal_zoom_norm().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_norm));
750 attach(*zoomdial, 0, 2+RULER_FIX, 2, 3, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
752 drawing_area->add_events(Gdk::KEY_PRESS_MASK | Gdk::KEY_RELEASE_MASK);
753 add_events(Gdk::KEY_PRESS_MASK);
754 drawing_area->add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
755 drawing_area->add_events(Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK |Gdk::POINTER_MOTION_MASK);
757 // ----------------- Attach signals
759 drawing_area->signal_expose_event().connect(sigc::mem_fun(*this, &WorkArea::refresh));
760 drawing_area->signal_event().connect(sigc::mem_fun(*this, &WorkArea::on_drawing_area_event));
761 drawing_area->signal_size_allocate().connect(sigc::hide(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info)));
765 canvas_interface->signal_rend_desc_changed().connect(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info));
766 // When either of the scrolling adjustments change, then redraw.
767 get_scrollx_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::queue_scroll));
768 get_scrolly_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::queue_scroll));
769 get_scrollx_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info));
770 get_scrolly_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info));
772 get_canvas()->signal_meta_data_changed("grid_size").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
773 get_canvas()->signal_meta_data_changed("grid_snap").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
774 get_canvas()->signal_meta_data_changed("grid_show").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
775 get_canvas()->signal_meta_data_changed("guide_show").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
776 get_canvas()->signal_meta_data_changed("guide_x").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
777 get_canvas()->signal_meta_data_changed("guide_y").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
778 get_canvas()->signal_meta_data_changed("onion_skin").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
779 get_canvas()->signal_meta_data_changed("guide_snap").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
780 get_canvas()->signal_meta_data_changed("sketch").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
781 get_canvas()->signal_meta_data_changed("solid_lines").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
784 meta_data_lock=false;
785 set_focus_point(Point(0,0));
791 String data(canvas->get_meta_data("sketch"));
794 if(!load_sketch(data))
795 load_sketch(dirname(canvas->get_file_name())+ETL_DIRECTORY_SEPARATOR+basename(data));
799 hruler->property_max_size()=double(10.0);
800 vruler->property_max_size()=double(10.0);
802 drawing_area->set_flags(drawing_area->get_flags()|Gtk::CAN_FOCUS);
805 WorkArea::~WorkArea()
809 // don't leave the render function queued if we are about to vanish;
810 // that causes crashes
811 if(render_idle_func_id)
812 render_idle_func_id=0;
816 WorkArea::get_updating()const
818 return App::single_threaded && async_renderer && async_renderer->updating;
822 WorkArea::stop_updating(bool cancel)
824 async_renderer->stop();
825 if (cancel) canceled_=true;
829 WorkArea::save_meta_data()
835 Vector s(get_grid_size());
836 canvas_interface->set_meta_data("grid_size",strprintf("%f %f",s[0],s[1]));
837 canvas_interface->set_meta_data("grid_snap",get_grid_snap()?"1":"0");
838 canvas_interface->set_meta_data("guide_snap",get_guide_snap()?"1":"0");
839 canvas_interface->set_meta_data("guide_show",get_show_guides()?"1":"0");
840 canvas_interface->set_meta_data("grid_show",show_grid?"1":"0");
841 canvas_interface->set_meta_data("onion_skin",onion_skin?"1":"0");
844 GuideList::const_iterator iter;
845 for(iter=get_guide_list_x().begin();iter!=get_guide_list_x().end();++iter)
849 data+=strprintf("%f",*iter);
852 canvas_interface->set_meta_data("guide_x",data);
855 for(iter=get_guide_list_y().begin();iter!=get_guide_list_y().end();++iter)
859 data+=strprintf("%f",*iter);
862 canvas_interface->set_meta_data("guide_y",data);
865 if(get_sketch_filename().size())
867 if(dirname(canvas->get_file_name())==dirname(get_sketch_filename()))
868 canvas_interface->set_meta_data("sketch",basename(get_sketch_filename()));
870 canvas_interface->set_meta_data("sketch",get_sketch_filename());
873 meta_data_lock=false;
877 WorkArea::load_meta_data()
885 data=canvas->get_meta_data("grid_size");
888 float gx(get_grid_size()[0]),gy(get_grid_size()[1]);
890 String::iterator iter(find(data.begin(),data.end(),' '));
891 String tmp(data.begin(),iter);
896 synfig::error("WorkArea::load_meta_data(): Unable to parse data for \"grid_size\", which was \"%s\"",data.c_str());
901 tmp=String(iter+1,data.end());
906 synfig::error("WorkArea::load_meta_data(): Unable to parse data for \"grid_size\", which was \"%s\"",data.c_str());
908 set_grid_size(Vector(gx,gy));
911 data=canvas->get_meta_data("grid_show");
912 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
914 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
917 data=canvas->get_meta_data("solid_lines");
918 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
920 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
923 data=canvas->get_meta_data("guide_show");
924 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
926 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
929 data=canvas->get_meta_data("grid_snap");
930 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
932 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
933 set_grid_snap(false);
935 data=canvas->get_meta_data("guide_snap");
936 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
937 set_guide_snap(true);
938 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
939 set_guide_snap(false);
941 data=canvas->get_meta_data("onion_skin");
942 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
943 set_onion_skin(true);
944 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
945 set_onion_skin(false);
947 data=canvas->get_meta_data("guide_x");
948 get_guide_list_x().clear();
951 String::iterator iter(find(data.begin(),data.end(),' '));
952 String guide(data.begin(),iter);
955 get_guide_list_x().push_back(stratof(guide));
960 data=String(iter+1,data.end());
962 //sort(get_guide_list_x());
964 data=canvas->get_meta_data("guide_y");
965 get_guide_list_y().clear();
968 String::iterator iter(find(data.begin(),data.end(),' '));
969 String guide(data.begin(),iter);
972 get_guide_list_y().push_back(stratof(guide));
977 data=String(iter+1,data.end());
979 //sort(get_guide_list_y());
981 meta_data_lock=false;
986 WorkArea::set_onion_skin(bool x)
992 queue_render_preview();
993 signal_onion_skin_changed()();
997 WorkArea::get_onion_skin()const
1003 WorkArea::enable_grid()
1011 WorkArea::disable_grid()
1019 WorkArea::set_show_guides(bool x)
1027 WorkArea::toggle_grid()
1029 show_grid=!show_grid;
1035 WorkArea::set_low_resolution_flag(bool x)
1037 if(x!=low_resolution)
1040 queue_render_preview();
1045 WorkArea::toggle_low_resolution_flag()
1047 set_low_resolution_flag(!get_low_resolution_flag());
1051 WorkArea::popup_menu()
1053 signal_popup_menu()();
1057 WorkArea::set_grid_size(const synfig::Vector &s)
1059 Duckmatic::set_grid_size(s);
1065 WorkArea::set_focus_point(const synfig::Point &point)
1067 // These next three lines try to ensure that we place the
1068 // focus on a pixel boundary
1069 /*Point adjusted(point[0]/abs(get_pw()),point[1]/abs(get_ph()));
1070 adjusted[0]=(abs(adjusted[0]-floor(adjusted[0]))<0.5)?floor(adjusted[0])*abs(get_pw()):ceil(adjusted[0])*abs(get_ph());
1071 adjusted[1]=(abs(adjusted[1]-floor(adjusted[1]))<0.5)?floor(adjusted[1])*abs(get_ph()):ceil(adjusted[1])*abs(get_ph());
1073 const synfig::Point& adjusted(point);
1075 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1076 Real x_factor=(rend_desc.get_br()[0]-rend_desc.get_tl()[0]>0)?-1:1;
1077 Real y_factor=(rend_desc.get_br()[1]-rend_desc.get_tl()[1]>0)?-1:1;
1079 get_scrollx_adjustment()->set_value(adjusted[0]*x_factor);
1080 get_scrolly_adjustment()->set_value(adjusted[1]*y_factor);
1084 WorkArea::get_focus_point()const
1086 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1087 Real x_factor=(rend_desc.get_br()[0]-rend_desc.get_tl()[0]>0)?-1:1;
1088 Real y_factor=(rend_desc.get_br()[1]-rend_desc.get_tl()[1]>0)?-1:1;
1090 return synfig::Point(get_scrollx_adjustment()->get_value()*x_factor, get_scrolly_adjustment()->get_value()*y_factor);
1094 WorkArea::set_wh(int W, int H,int CHAN)
1096 // If our size is already set, don't set it again
1097 if(W==w && H==h && CHAN==bpp)
1101 if(W<=0 || H<=0 || CHAN<=0)
1108 // Set all of the parameters
1113 refresh_dimension_info();
1121 WorkArea::on_key_press_event(GdkEventKey* event)
1123 if(get_selected_ducks().empty())
1126 Real multiplier(1.0);
1128 if(Gdk::ModifierType(event->state)&GDK_SHIFT_MASK)
1132 switch(event->keyval)
1135 nudge=Vector(-pw,0);
1141 nudge=Vector(0,-ph);
1151 synfigapp::Action::PassiveGrouper grouper(instance.get(),"Nudge");
1153 // Grid snap does not apply to nudging
1154 bool grid_snap_holder(get_grid_snap());
1155 bool guide_snap_holder(get_guide_snap());
1156 set_grid_snap(false);
1159 start_duck_drag(get_selected_duck()->get_trans_point());
1160 translate_selected_ducks(get_selected_duck()->get_trans_point()+nudge*multiplier);
1165 canvas_view->duck_refresh_flag=true;
1166 canvas_view->queue_rebuild_ducks();
1169 set_grid_snap(grid_snap_holder);
1170 set_guide_snap(guide_snap_holder);
1176 WorkArea::on_drawing_area_event(GdkEvent *event)
1178 synfig::Point mouse_pos;
1179 float bezier_click_pos;
1180 const float radius((abs(pw)+abs(ph))*4);
1181 int button_pressed(0);
1183 bool is_mouse(false);
1184 Gdk::ModifierType modifier(Gdk::ModifierType(0));
1186 drawing_area->grab_focus();
1188 // Handle input stuff
1190 event->any.type==GDK_MOTION_NOTIFY ||
1191 event->any.type==GDK_BUTTON_PRESS ||
1192 event->any.type==GDK_2BUTTON_PRESS ||
1193 event->any.type==GDK_3BUTTON_PRESS ||
1194 event->any.type==GDK_BUTTON_RELEASE
1198 if(event->any.type==GDK_MOTION_NOTIFY)
1200 device=event->motion.device;
1201 modifier=Gdk::ModifierType(event->motion.state);
1205 device=event->button.device;
1206 modifier=Gdk::ModifierType(event->button.state);
1209 // Make sure we recognize the device
1210 if(curr_input_device)
1212 if(curr_input_device!=device)
1215 curr_input_device=device;
1216 signal_input_device_changed()(curr_input_device);
1221 curr_input_device=device;
1222 signal_input_device_changed()(curr_input_device);
1225 assert(curr_input_device);
1227 // Calculate the position of the
1228 // input device in canvas coordinates
1230 if(!event->button.axes)
1232 mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(event->button.x,event->button.y)));
1233 button_pressed=event->button.button;
1236 if(isnan(event->button.x) || isnan(event->button.y))
1241 double x(event->button.axes[0]);
1242 double y(event->button.axes[1]);
1243 if(isnan(x) || isnan(y))
1246 pressure=event->button.axes[2];
1247 //synfig::info("pressure=%f",pressure);
1249 pressure/=1.0f-0.04f;
1252 assert(!isnan(pressure));
1254 mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(x,y)));
1256 button_pressed=event->button.button;
1258 if(button_pressed==1 && pressure<0 && (event->any.type!=GDK_BUTTON_RELEASE && event->any.type!=GDK_BUTTON_PRESS))
1263 //if(event->any.type==GDK_BUTTON_PRESS && button_pressed)
1264 // synfig::info("Button pressed on input device = %d",event->button.button);
1266 //if(event->button.axes[2]>0.1)
1267 // button_pressed=1;
1269 // button_pressed=0;
1272 // GDK mouse scrolling events
1273 else if(event->any.type==GDK_SCROLL)
1275 // GDK information needed to properly interpret mouse
1276 // scrolling events are: scroll.state, scroll.x/scroll.y, and
1277 // scroll.direction. The value of scroll.direction will be
1280 modifier=Gdk::ModifierType(event->scroll.state);
1281 mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(event->scroll.x,event->scroll.y)));
1284 // Handle the renderables
1286 std::set<etl::handle<WorkAreaRenderer> >::iterator iter;
1287 for(iter=renderer_set_.begin();iter!=renderer_set_.end();++iter)
1289 if((*iter)->get_enabled())
1290 if((*iter)->event_vfunc(event))
1292 // Event handled. Return true.
1298 // Event hasn't been handled, pass it down
1301 case GDK_BUTTON_PRESS:
1303 switch(button_pressed)
1305 case 1: // Attempt to click on a duck
1307 etl::handle<Duck> duck;
1310 if(allow_duck_clicks)
1312 duck=find_duck(mouse_pos,radius);
1316 // make a note of whether the duck we click on was selected or not
1317 if(duck_is_selected(duck))
1322 // if CTRL isn't pressed, clicking an unselected duck will unselect all other ducks
1323 if(!(modifier&GDK_CONTROL_MASK))
1324 clear_selected_ducks();
1330 // clear_selected_ducks();
1334 selected_bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
1335 if(duck && duck->get_editable())
1337 //get_selected_duck()->signal_user_click(0)();
1338 //if(clicked_duck)clicked_duck->signal_user_click(0)();
1340 // if the user is holding shift while clicking on a tangent duck, consider splitting the tangent
1341 if (event->motion.state&GDK_SHIFT_MASK && duck->get_type() == Duck::TYPE_TANGENT)
1343 synfigapp::ValueDesc value_desc = duck->get_value_desc();
1345 // we have the tangent, but need the vertex - that's the parent
1346 if (value_desc.parent_is_value_node()) {
1347 ValueNode_Composite::Handle parent_value_node = value_desc.get_parent_value_node();
1349 // if the tangent isn't split, then split it
1350 if (!((*(parent_value_node->get_link("split")))(get_time()).get(bool())))
1352 get_canvas_view()->canvas_interface()->
1353 change_value(synfigapp::ValueDesc(parent_value_node,
1354 parent_value_node->get_link_index_from_name("split")),
1356 // rebuild the ducks from scratch, so the tangents ducks aren't connected
1357 get_canvas_view()->rebuild_ducks();
1359 // reprocess the mouse click
1360 return on_drawing_area_event(event);
1363 // I don't know how to access the vertex from the tangent duck when originally drawing the bline in the bline tool
1365 // synfig::ValueNode::Handle vn = value_desc.get_value_node();
1366 synfig::info("parent isn't value node? shift-drag-tangent doesn't work in bline tool yet...");
1371 drag_point=mouse_pos;
1372 //drawing_area->queue_draw();
1373 start_duck_drag(mouse_pos);
1374 get_canvas_view()->reset_cancel_status();
1377 // I commented out this section because
1378 // it was causing issues when rotoscoping.
1379 // At the moment, we don't need it, so
1380 // this was the easiest way to fix the problem.
1386 selected_bezier->signal_user_click(0)(bezier_click_pos);
1391 //clear_selected_ducks();
1393 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_LEFT,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
1395 // Check for a guide click
1396 GuideList::iterator iter;
1398 iter=find_guide_x(mouse_pos,radius);
1399 if(iter==get_guide_list_x().end())
1401 curr_guide_is_x=false;
1402 iter=find_guide_y(mouse_pos,radius);
1405 curr_guide_is_x=true;
1406 if(iter!=get_guide_list_x().end() && iter!=get_guide_list_y().end())
1408 dragging=DRAG_GUIDE;
1414 // All else fails, try making a selection box
1416 curr_point=drag_point=mouse_pos;
1422 case 2: // Attempt to drag and move the window
1424 etl::handle<Duck> duck=find_duck(mouse_pos,radius);
1425 etl::handle<Bezier> bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
1427 duck->signal_user_click(1)();
1430 bezier->signal_user_click(1)(bezier_click_pos);
1432 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_MIDDLE,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
1435 dragging=DRAG_WINDOW;
1436 drag_point=mouse_pos;
1437 signal_user_click(1)(mouse_pos);
1441 case 3: // Attempt to either get info on a duck, or open the menu
1443 etl::handle<Duck> duck=find_duck(mouse_pos,radius);
1444 etl::handle<Bezier> bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
1446 Layer::Handle layer(get_canvas()->find_layer(mouse_pos));
1449 if(get_selected_ducks().size()<=1)
1450 duck->signal_user_click(2)();
1452 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MULTIPLE_DUCKS_CLICKED,BUTTON_RIGHT,mouse_pos,pressure,modifier));
1457 bezier->signal_user_click(2)(bezier_click_pos);
1462 if(canvas_view->get_smach().process_event(EventLayerClick(layer,BUTTON_RIGHT,mouse_pos))==Smach::RESULT_OK)
1467 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_RIGHT,mouse_pos,pressure,modifier));
1469 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_RIGHT,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
1478 signal_user_click(3)(mouse_pos);
1481 signal_user_click(4)(mouse_pos);
1488 case GDK_MOTION_NOTIFY:
1489 curr_point=mouse_pos;
1491 if(event->motion.time-last_event_time<25)
1494 last_event_time=event->motion.time;
1496 signal_cursor_moved_();
1498 // Guide/Duck highlights on hover
1499 if(dragging==DRAG_NONE)
1501 GuideList::iterator iter;
1503 iter=find_guide_x(mouse_pos,radius);
1504 if(iter==get_guide_list_x().end())
1505 iter=find_guide_y(mouse_pos,radius);
1507 if(iter!=curr_guide)
1510 drawing_area->queue_draw();
1513 etl::handle<Duck> duck;
1514 duck=find_duck(mouse_pos,radius);
1515 if(duck!=hover_duck)
1518 drawing_area->queue_draw();
1523 if(dragging==DRAG_DUCK)
1525 if(canvas_view->get_cancel_status())
1528 canvas_view->queue_rebuild_ducks();
1532 Point point((mouse_pos-selected_duck->get_origin())/selected_duck->get_scalar());
1535 point[0]=floor(point[0]/grid_size[0]+0.5)*grid_size[0];
1536 point[1]=floor(point[1]/grid_size[1]+0.5)*grid_size[1];
1538 selected_duck->set_point(point);
1541 //Point p(mouse_pos);
1543 set_axis_lock(event->motion.state&GDK_SHIFT_MASK);
1545 translate_selected_ducks(mouse_pos);
1547 drawing_area->queue_draw();
1550 if(dragging==DRAG_BOX)
1552 curr_point=mouse_pos;
1553 drawing_area->queue_draw();
1556 if(dragging==DRAG_GUIDE)
1559 *curr_guide=mouse_pos[0];
1561 *curr_guide=mouse_pos[1];
1562 drawing_area->queue_draw();
1565 if(dragging!=DRAG_WINDOW)
1566 { // Update those triangle things on the rulers
1567 const synfig::Point point(mouse_pos);
1568 hruler->property_position()=Distance(point[0],Distance::SYSTEM_UNITS).get(App::distance_system,get_canvas()->rend_desc());
1569 vruler->property_position()=Distance(point[1],Distance::SYSTEM_UNITS).get(App::distance_system,get_canvas()->rend_desc());
1572 if(dragging == DRAG_WINDOW)
1573 set_focus_point(get_focus_point() + mouse_pos-drag_point);
1574 else if (event->motion.state & GDK_BUTTON1_MASK &&
1575 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DRAG, BUTTON_LEFT,
1576 mouse_pos,pressure,modifier)) == Smach::RESULT_ACCEPT)
1578 else if (event->motion.state & GDK_BUTTON2_MASK &&
1579 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DRAG, BUTTON_MIDDLE,
1580 mouse_pos, pressure, modifier)) == Smach::RESULT_ACCEPT)
1582 else if (event->motion.state & GDK_BUTTON3_MASK &&
1583 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DRAG, BUTTON_RIGHT,
1584 mouse_pos, pressure, modifier)) == Smach::RESULT_ACCEPT)
1586 else if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_MOTION, BUTTON_NONE,
1587 mouse_pos, pressure,modifier)) == Smach::RESULT_ACCEPT)
1592 case GDK_BUTTON_RELEASE:
1596 if(dragging==DRAG_GUIDE)
1603 if(dragging==DRAG_DUCK)
1605 synfigapp::Action::PassiveGrouper grouper(instance.get(),"Move");
1607 //translate_selected_ducks(mouse_pos);
1608 set_axis_lock(false);
1611 get_canvas_view()->duck_refresh_flag=false;
1612 get_canvas_view()->duck_refresh_needed=false;
1613 const bool drag_did_anything(end_duck_drag());
1614 get_canvas_view()->duck_refresh_flag=true;
1615 if(!drag_did_anything)
1617 // if we originally clicked on a selected duck ...
1620 // ... and CTRL is pressed, then just toggle the clicked duck
1621 // otherwise make the clicked duck the only selected duck
1622 if(modifier&GDK_CONTROL_MASK)
1623 unselect_duck(clicked_duck);
1626 clear_selected_ducks();
1627 select_duck(clicked_duck);
1629 clicked_duck->signal_user_click(0)();
1634 if(canvas_view->duck_refresh_needed)
1635 canvas_view->queue_rebuild_ducks();
1640 canvas_view->duck_refresh_flag=true;
1641 canvas_view->queue_rebuild_ducks();
1650 if(dragging==DRAG_BOX)
1653 if((drag_point-mouse_pos).mag()>radius/2.0f)
1655 if(canvas_view->get_smach().process_event(EventBox(drag_point,mouse_pos,MouseButton(event->button.button),modifier))==Smach::RESULT_ACCEPT)
1658 // when dragging a box around some ducks:
1659 // SHIFT selects; CTRL toggles; SHIFT+CTRL unselects; <none> clears all then selects
1660 if(modifier&GDK_SHIFT_MASK)
1661 select_ducks_in_box(drag_point,mouse_pos);
1663 if(modifier&GDK_CONTROL_MASK)
1664 toggle_select_ducks_in_box(drag_point,mouse_pos);
1665 else if(!(modifier&GDK_SHIFT_MASK))
1667 clear_selected_ducks();
1668 select_ducks_in_box(drag_point,mouse_pos);
1674 if(allow_layer_clicks)
1676 Layer::Handle layer(get_canvas()->find_layer(drag_point));
1679 if(canvas_view->get_smach().process_event(EventLayerClick(layer,BUTTON_LEFT,mouse_pos,modifier))==Smach::RESULT_OK)
1680 signal_layer_selected_(layer);
1686 signal_user_click(0)(mouse_pos);
1693 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_UP,MouseButton(event->button.button),mouse_pos,pressure,modifier))==Smach::RESULT_ACCEPT)
1701 // Handle a mouse scrolling event like Xara Xtreme and
1704 // Scroll up/down: scroll up/down
1705 // Shift + scroll up/down: scroll left/right
1706 // Control + scroll up/down: zoom in/out
1708 if(modifier&GDK_CONTROL_MASK)
1711 // The zoom is performed while preserving the pointer
1712 // position as a fixed point (similarly to Xara Xtreme and
1715 // The strategy used below is to scroll to the updated
1716 // position, then zoom. This is easy to implement within
1717 // the present architecture, but has the disadvantage of
1718 // triggering multiple visible refreshes. Note: 1.25 is
1719 // the hard wired ratio in zoom_in()/zoom_out(). The
1720 // variable "drift" compensates additional inaccuracies in
1721 // the zoom. There is also an additional minus sign for
1722 // the inverted y coordinates.
1724 // FIXME: One might want to figure out where in the code
1725 // this empirical drift is been introduced.
1727 const synfig::Point scroll_point(get_scrollx_adjustment()->get_value(),get_scrolly_adjustment()->get_value());
1728 const double drift = 0.052;
1730 switch(event->scroll.direction)
1733 case GDK_SCROLL_RIGHT:
1734 get_scrollx_adjustment()->set_value(scroll_point[0]+(mouse_pos[0]-scroll_point[0])*(1.25-(1+drift)));
1735 get_scrolly_adjustment()->set_value(scroll_point[1]-(mouse_pos[1]+scroll_point[1])*(1.25-(1+drift)));
1738 case GDK_SCROLL_DOWN:
1739 case GDK_SCROLL_LEFT:
1740 get_scrollx_adjustment()->set_value(scroll_point[0]+(mouse_pos[0]-scroll_point[0])*(1/1.25-(1+drift)));
1741 get_scrolly_adjustment()->set_value(scroll_point[1]-(mouse_pos[1]+scroll_point[1])*(1/1.25-(1+drift)));
1748 else if(modifier&GDK_SHIFT_MASK)
1750 // Scroll in either direction by 20 pixels. Ideally, the
1751 // amount of pixels per scrolling event should be
1752 // configurable. Xara Xtreme currently uses an (hard
1753 // wired) amount 20 pixel, Inkscape defaults to 40 pixels.
1755 const int scroll_pixel = 20;
1757 switch(event->scroll.direction)
1760 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()-scroll_pixel*pw);
1762 case GDK_SCROLL_DOWN:
1763 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()+scroll_pixel*pw);
1765 case GDK_SCROLL_LEFT:
1766 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()+scroll_pixel*ph);
1768 case GDK_SCROLL_RIGHT:
1769 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()-scroll_pixel*ph);
1777 // Scroll in either direction by 20 pixels. Ideally, the
1778 // amount of pixels per scrolling event should be
1779 // configurable. Xara Xtreme currently uses an (hard
1780 // wired) amount 20 pixel, Inkscape defaults to 40 pixels.
1782 const int scroll_pixel = 20;
1784 switch(event->scroll.direction)
1787 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()+scroll_pixel*ph);
1789 case GDK_SCROLL_DOWN:
1790 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()-scroll_pixel*ph);
1792 case GDK_SCROLL_LEFT:
1793 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()-scroll_pixel*pw);
1795 case GDK_SCROLL_RIGHT:
1796 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()+scroll_pixel*pw);
1811 WorkArea::on_hruler_event(GdkEvent */*event*/)
1816 case GDK_BUTTON_PRESS:
1817 if(dragging==DRAG_NONE)
1819 dragging=DRAG_GUIDE;
1820 curr_guide=get_guide_list_y().insert(get_guide_list_y().begin());
1821 curr_guide_is_x=false;
1826 case GDK_MOTION_NOTIFY:
1828 if(dragging==DRAG_GUIDE && curr_guide_is_x==false)
1831 if(event->button.axes)
1833 x=(event->button.axes[0]);
1834 y=(event->button.axes[1]);
1842 if(isnan(y) || isnan(x))
1845 *curr_guide=synfig::Point(screen_to_comp_coords(synfig::Point(x,y)))[1];
1852 case GDK_BUTTON_RELEASE:
1853 if(dragging==DRAG_GUIDE && curr_guide_is_x==false)
1856 get_guide_list_y().erase(curr_guide);
1868 WorkArea::on_vruler_event(GdkEvent */*event*/)
1873 case GDK_BUTTON_PRESS:
1874 if(dragging==DRAG_NONE)
1876 dragging=DRAG_GUIDE;
1877 curr_guide=get_guide_list_x().insert(get_guide_list_x().begin());
1878 curr_guide_is_x=true;
1882 case GDK_BUTTON_RELEASE:
1883 if(dragging==DRAG_GUIDE && curr_guide_is_x==true)
1886 get_guide_list_x().erase(curr_guide);
1899 WorkArea::refresh_dimension_info()
1901 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1903 canvaswidth=rend_desc.get_br()[0]-rend_desc.get_tl()[0];
1904 canvasheight=rend_desc.get_br()[1]-rend_desc.get_tl()[1];
1909 scrollx_adjustment.set_page_increment(abs(get_grid_size()[0]));
1910 scrollx_adjustment.set_step_increment(abs(pw));
1911 scrollx_adjustment.set_lower(-abs(canvaswidth));
1912 scrollx_adjustment.set_upper(abs(canvaswidth));
1913 scrolly_adjustment.set_lower(-abs(canvasheight));
1914 scrolly_adjustment.set_upper(abs(canvasheight));
1915 scrolly_adjustment.set_step_increment(abs(ph));
1916 scrolly_adjustment.set_page_increment(abs(get_grid_size()[1]));
1920 if(drawing_area->get_width()<=0 || drawing_area->get_height()<=0 || w==0 || h==0)
1923 const synfig::Point focus_point(get_focus_point());
1924 const synfig::Real x(focus_point[0]/pw+drawing_area->get_width()/2-w/2);
1925 const synfig::Real y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
1927 window_tl[0]=rend_desc.get_tl()[0]-pw*x;
1928 window_br[0]=rend_desc.get_br()[0]+pw*(drawing_area->get_width()-x-w);
1930 window_tl[1]=rend_desc.get_tl()[1]-ph*y;
1931 window_br[1]=rend_desc.get_br()[1]+ph*(drawing_area->get_height()-y-h);
1933 hruler->property_lower()=Distance(window_tl[0],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1934 hruler->property_upper()=Distance(window_br[0],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1935 vruler->property_lower()=Distance(window_tl[1],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1936 vruler->property_upper()=Distance(window_br[1],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1938 view_window_changed();
1943 WorkArea::screen_to_comp_coords(synfig::Point pos)const
1945 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1946 //synfig::Vector::value_type canvaswidth=rend_desc.get_br()[0]-rend_desc.get_tl()[0];
1947 //synfig::Vector::value_type canvasheight=rend_desc.get_br()[1]-rend_desc.get_tl()[1];
1948 //synfig::Vector::value_type pw=canvaswidth/w;
1949 //synfig::Vector::value_type ph=canvasheight/h;
1950 Vector focus_point=get_focus_point();
1951 synfig::Vector::value_type x=focus_point[0]/pw+drawing_area->get_width()/2-w/2;
1952 synfig::Vector::value_type y=focus_point[1]/ph+drawing_area->get_height()/2-h/2;
1954 return rend_desc.get_tl()-synfig::Point(pw*x,ph*y)+synfig::Point(pw*pos[0],ph*pos[1]);
1958 WorkArea::comp_to_screen_coords(synfig::Point /*pos*/)const
1960 synfig::warning("WorkArea::comp_to_screen_coords: Not yet implemented");
1961 return synfig::Point();
1965 WorkArea::next_unrendered_tile(int refreshes)const
1967 //assert(!tile_book.empty());
1968 if(tile_book.empty())
1971 //const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1973 const synfig::Vector focus_point(get_focus_point());
1975 // Calculate the window coordinates of the top-left
1976 // corner of the canvas.
1977 const synfig::Vector::value_type
1978 x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
1979 y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
1981 const int width_in_tiles(w/tile_w+((low_resolution?((w/2)%(tile_w/2)):(w%tile_w))?1:0));
1982 const int height_in_tiles(h/tile_h+(h%tile_h?1:0));
1988 u2(int((-x+drawing_area->get_width())/tile_w+1)),
1989 v2(int((-y+drawing_area->get_height())/tile_h+1));
1991 if(u2>width_in_tiles)u2=width_in_tiles;
1992 if(v2>height_in_tiles)v2=height_in_tiles;
1996 int last_good_tile(-1);
2001 int index(v*width_in_tiles+u);
2002 if(tile_book[index].second<refreshes)
2004 last_good_tile=index;
2009 return last_good_tile;
2013 template <typename F, typename T=WorkAreaRenderer, typename R=typename F::result_type>
2014 class handle2ptr_t : public std::unary_function<typename etl::handle<T>,R>
2019 handle2ptr_t(const F &func):func(func) { };
2021 R operator()(typename etl::handle<T> x) { return func(*x); }
2024 template <typename F>
2028 return handle2ptr_t<F>(func);
2031 renderer_set_.begin(),
2032 renderer_set_.end(),
2037 &WorkAreaRenderer::render_vfunc
2039 Gdk::Rectangle(event->area)
2041 drawing_area->get_window()
2048 WorkArea::refresh(GdkEventExpose*event)
2050 assert(get_canvas());
2052 drawing_area->get_window()->clear();
2054 //const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
2056 const synfig::Vector focus_point(get_focus_point());
2058 // Update the old focus point
2059 last_focus_point=focus_point;
2061 // Draw out the renderables
2063 std::set<etl::handle<WorkAreaRenderer> >::iterator iter;
2064 for(iter=renderer_set_.begin();iter!=renderer_set_.end();++iter)
2066 if((*iter)->get_enabled())
2067 (*iter)->render_vfunc(
2068 drawing_area->get_window(),
2069 Gdk::Rectangle(&event->area)
2074 // Calculate the window coordinates of the top-left
2075 // corner of the canvas.
2076 //const synfig::Vector::value_type
2077 // x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2078 // y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2080 //const synfig::Vector::value_type window_startx(window_tl[0]);
2081 //const synfig::Vector::value_type window_endx(window_br[0]);
2082 //const synfig::Vector::value_type window_starty(window_tl[1]);
2083 //const synfig::Vector::value_type window_endy(window_br[1]);
2085 Glib::RefPtr<Gdk::GC> gc=Gdk::GC::create(drawing_area->get_window());
2087 // If we are in animate mode, draw a red border around the screen
2088 if(canvas_interface->get_mode()&synfigapp::MODE_ANIMATE)
2090 // #define USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2091 #ifdef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2092 // This method of drawing the red border doesn't work on any
2093 // Gtk theme which uses the crux-engine, hcengine, industrial,
2094 // mist, or ubuntulooks engine, such as the default ubuntu
2096 drawing_frame->modify_bg(Gtk::STATE_NORMAL,Gdk::Color("#FF0000"));
2098 // So let's do it in a more primitive fashion.
2099 gc->set_rgb_fg_color(Gdk::Color("#FF0000"));
2100 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
2101 drawing_area->get_window()->draw_rectangle(
2105 drawing_area->get_width()-1,drawing_area->get_height()-1); // w,h
2108 #ifdef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2110 drawing_frame->unset_bg(Gtk::STATE_NORMAL);
2113 previous_focus=get_focus_point();
2119 WorkArea::done_rendering()
2125 pix_buf=Gdk::Pixbuf::create_from_data(
2126 buffer, // pointer to the data
2127 Gdk::COLORSPACE_RGB, // the colorspace
2129 8, // bits per sample
2132 w*bpp); // stride (pitch)
2139 WorkArea::set_quality(int x)
2144 queue_render_preview();
2150 class WorkAreaProgress : public synfig::ProgressCallback
2152 WorkArea *work_area;
2153 ProgressCallback *cb;
2157 WorkAreaProgress(WorkArea *work_area,ProgressCallback *cb):
2158 work_area(work_area),cb(cb)
2164 task(const std::string &str)
2166 if(work_area->dirty)
2168 return cb->task(str);
2172 error(const std::string &err)
2174 if(work_area->dirty)
2176 return cb->error(err);
2180 amount_complete(int current, int total)
2182 if(work_area->dirty)
2184 return cb->amount_complete(current,total);
2190 studio::WorkArea::async_update_preview()
2195 queue_render_preview();
2203 get_canvas_view()->reset_cancel_status();
2205 // This object will mark us as busy until
2207 //studio::App::Busy busy;
2209 //WorkAreaProgress callback(this,get_canvas_view()->get_ui_interface().get());
2210 //synfig::ProgressCallback *cb=&callback;
2212 if(!is_visible())return false;
2215 // If we are queued to render the scene at the next idle
2216 // go ahead and de-queue it.
2217 if(render_idle_func_id)
2219 g_source_remove(render_idle_func_id);
2221 render_idle_func_id=0;
2226 get_canvas_view()->reset_cancel_status();
2229 RendDesc desc=get_canvas()->rend_desc();
2231 int w=(int)(desc.get_w()*zoom);
2232 int h=(int)(desc.get_h()*zoom);
2234 // Setup the description parameters
2235 desc.set_antialias(1);
2236 desc.set_time(cur_time);
2238 set_rend_desc(desc);
2240 // Create the render target
2241 handle<Target> target;
2243 // if we have lots of pixels to render and the tile renderer isn't disabled, use it
2244 if(w*h>(low_resolution?480*270:480*270/2) &&
2245 !getenv("SYNFIG_DISABLE_TILE_RENDER"))
2248 handle<WorkAreaTarget> trgt(new class WorkAreaTarget(this,w,h));
2250 trgt->set_rend_desc(&desc);
2251 trgt->set_onion_skin(get_onion_skin());
2256 // do a scanline render
2257 handle<WorkAreaTarget_Full> trgt(new class WorkAreaTarget_Full(this,w,h));
2259 trgt->set_rend_desc(&desc);
2260 trgt->set_onion_skin(get_onion_skin());
2264 // We can rest assured that our time has already
2265 // been set, so there is no need to have to
2266 // recalculate that over again.
2267 // UPDATE: This is kind of needless with
2268 // the way that time is handled now in SYNFIG.
2269 //target->set_avoid_time_sync(true);
2270 async_renderer=new AsyncRenderer(target);
2271 async_renderer->signal_finished().connect(
2272 sigc::mem_fun(this,&WorkArea::async_update_finished)
2276 async_renderer->start();
2278 synfig::ProgressCallback *cb=get_canvas_view()->get_ui_interface().get();
2281 cb->task(_("Rendering..."));
2288 studio::WorkArea::async_update_finished()
2290 synfig::ProgressCallback *cb=get_canvas_view()->get_ui_interface().get();
2297 // If we completed successfully, then
2298 // we aren't dirty anymore
2299 if(async_renderer->has_success())
2303 cb->task(_("Idle"));
2308 cb->task(_("Render Failed"));
2310 //get_canvas_view()->reset_cancel_status();
2315 studio::WorkArea::sync_update_preview()
2317 // const Time &time(cur_time);
2320 get_canvas_view()->reset_cancel_status();
2325 // This object will mark us as busy until
2327 studio::App::Busy busy;
2329 WorkAreaProgress callback(this,get_canvas_view()->get_ui_interface().get());
2330 synfig::ProgressCallback *cb=&callback;
2332 // We don't want to render if we are already rendering
2339 if(!is_visible())return false;
2340 get_canvas()->set_time(get_time());
2341 get_canvas_view()->get_smach().process_event(EVENT_REFRESH_DUCKS);
2342 signal_rendering()();
2344 // If we are queued to render the scene at the next idle
2345 // go ahead and de-queue it.
2346 if(render_idle_func_id)
2348 g_source_remove(render_idle_func_id);
2350 render_idle_func_id=0;
2356 get_canvas_view()->reset_cancel_status();
2358 RendDesc desc=get_canvas()->rend_desc();
2359 //newdesc->set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN);
2361 int w=(int)(desc.get_w()*zoom);
2362 int h=(int)(desc.get_h()*zoom);
2364 // Setup the description parameters
2365 desc.set_antialias(1);
2366 desc.set_time(cur_time);
2369 set_rend_desc(desc);
2371 // Create the render target
2372 handle<WorkAreaTarget> target(new class WorkAreaTarget(this,w,h));
2374 target->set_rend_desc(&desc);
2376 // We can rest assured that our time has already
2377 // been set, so there is no need to have to
2378 // recalculate that over again.
2379 target->set_avoid_time_sync(true);
2382 cb->task(strprintf(_("Rendering canvas %s..."),get_canvas()->get_name().c_str()));
2384 bool ret = target->render(cb);
2386 if(!ret && !get_canvas_view()->get_cancel_status() && dirty)
2392 if(get_canvas_view()->get_cancel_status())
2398 cb->task(_("Idle"));
2400 cb->task(_("Render Failed"));
2401 cb->amount_complete(0,1);
2404 // Refresh the work area to make sure that
2405 // it is being displayed correctly
2406 drawing_area->queue_draw();
2408 // If we completed successfully, then
2409 // we aren't dirty anymore
2417 //get_canvas_view()->reset_cancel_status();
2423 studio::WorkArea::async_render_preview(synfig::Time time)
2426 //tile_book.clear();
2429 if(!is_visible())return;
2431 get_canvas()->set_time(get_time());
2432 get_canvas_view()->get_smach().process_event(EVENT_REFRESH_DUCKS);
2433 signal_rendering()();
2435 async_update_preview();
2438 WorkArea::async_render_preview()
2440 return async_render_preview(get_canvas_view()->get_time());
2444 studio::WorkArea::sync_render_preview(synfig::Time time)
2447 //tile_book.clear();
2449 if(!is_visible())return false;
2450 return sync_update_preview();
2454 WorkArea::sync_render_preview()
2456 return sync_render_preview(get_canvas_view()->get_time());
2460 WorkArea::sync_render_preview_hook()
2462 sync_render_preview(get_canvas_view()->get_time());
2466 WorkArea::queue_scroll()
2468 // const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
2470 const synfig::Point focus_point(get_focus_point());
2473 new_x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2474 new_y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2477 old_x(last_focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2478 old_y(last_focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2480 // If the coordinates didn't change, we shouldn't queue a draw
2481 if(old_x==new_x && old_y==new_y)
2485 dx(round_to_int(old_x)-round_to_int(new_x)),
2486 dy(round_to_int(old_y)-round_to_int(new_y));
2488 drawing_area->get_window()->scroll(-dx,-dy);
2490 if (timecode_width && timecode_height)
2492 drawing_area->queue_draw_area(4, 4, 4+timecode_width, 4+timecode_height);
2493 drawing_area->queue_draw_area(4-dx, 4-dy, 4-dx+timecode_width, 4-dy+timecode_height);
2496 #ifndef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2497 if(canvas_interface->get_mode()&synfigapp::MODE_ANIMATE)
2499 int maxx = drawing_area->get_width()-1;
2500 int maxy = drawing_area->get_height()-1;
2504 drawing_area->queue_draw_area( 0, 0, 1, maxy);
2505 drawing_area->queue_draw_area(maxx-dx, 0, maxx-dx, maxy);
2509 drawing_area->queue_draw_area( maxx, 0, maxx, maxy);
2510 drawing_area->queue_draw_area( -dx, 0, -dx, maxy);
2514 drawing_area->queue_draw_area(0, 0, maxx, 1);
2515 drawing_area->queue_draw_area(0, maxy-dy, maxx, maxy-dy);
2519 drawing_area->queue_draw_area(0, maxy, maxx, maxy);
2520 drawing_area->queue_draw_area(0, -dy, maxx, -dy);
2523 #endif // USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2525 last_focus_point=focus_point;
2529 studio::WorkArea::zoom_in()
2531 set_zoom(zoom*1.25);
2535 studio::WorkArea::zoom_out()
2537 set_zoom(zoom/1.25);
2541 studio::WorkArea::zoom_fit()
2543 // This really doesn't zoom to fit. Bug.
2548 studio::WorkArea::zoom_norm()
2551 set_zoom(prev_zoom);
2560 studio::WorkArea::__render_preview(gpointer data)
2562 WorkArea *work_area(static_cast<WorkArea*>(data));
2564 // there's no point anyone trying to cancel the timer now - it's gone off already
2565 work_area->render_idle_func_id = 0;
2567 work_area->queued=false;
2568 work_area->async_render_preview(work_area->get_canvas_view()->get_time());
2574 studio::WorkArea::queue_render_preview()
2576 //synfig::info("queue_render_preview(): called for %s", get_canvas_view()->get_time().get_string().c_str());
2581 //synfig::info("queue_render_preview(): already queued, unqueuing");
2582 /* if(render_idle_func_id)
2583 g_source_remove(render_idle_func_id);
2584 render_idle_func_id=0;
2590 if(dirty_trap_enabled)
2592 dirty_trap_queued++;
2604 //synfig::info("queue_render_preview(): (re)queuing...");
2605 //render_idle_func_id=g_idle_add_full(G_PRIORITY_DEFAULT,__render_preview,this,NULL);
2606 render_idle_func_id=g_timeout_add_full(
2607 G_PRIORITY_DEFAULT, // priority -
2608 queue_time, // interval - the time between calls to the function, in milliseconds (1/1000ths of a second)
2609 __render_preview, // function - function to call
2610 this, // data - data to pass to function
2611 NULL); // notify - function to call when the idle is removed, or NULL
2614 /* else if(rendering)
2623 DirtyTrap::DirtyTrap(WorkArea *work_area):work_area(work_area)
2625 work_area->dirty_trap_enabled=true;
2627 work_area->dirty_trap_queued=0;
2630 DirtyTrap::~DirtyTrap()
2632 work_area->dirty_trap_enabled=false;
2633 if(work_area->dirty_trap_queued)
2634 work_area->queue_render_preview();
2638 studio::WorkArea::queue_draw_preview()
2640 drawing_area->queue_draw();
2644 studio::WorkArea::set_cursor(const Gdk::Cursor& x)
2646 drawing_area->get_window()->set_cursor(x);
2649 studio::WorkArea::set_cursor(Gdk::CursorType x)
2651 drawing_area->get_window()->set_cursor(Gdk::Cursor(x));
2654 #include "iconcontroller.h"
2657 studio::WorkArea::refresh_cursor()
2659 // set_cursor(IconController::get_tool_cursor(canvas_view->get_smach().get_state_name(),drawing_area->get_window()));
2663 studio::WorkArea::reset_cursor()
2665 drawing_area->get_window()->set_cursor(Gdk::Cursor(Gdk::TOP_LEFT_ARROW));
2666 // set_cursor(Gdk::TOP_LEFT_ARROW);
2670 studio::WorkArea::set_zoom(float z)
2672 z=max(1.0f/128.0f,min(128.0f,z));
2676 refresh_dimension_info();
2677 /*if(async_renderer)
2679 async_renderer->stop();
2683 async_update_preview();
2684 //queue_render_preview();
2688 WorkArea::set_selected_value_node(etl::loose_handle<synfig::ValueNode> x)
2690 if(x!=selected_value_node_)
2692 selected_value_node_=x;
2698 WorkArea::insert_renderer(const etl::handle<WorkAreaRenderer> &x)
2700 renderer_set_.insert(x);
2701 x->set_work_area(this);
2706 WorkArea::insert_renderer(const etl::handle<WorkAreaRenderer> &x, int priority)
2708 x->set_priority(priority);
2713 WorkArea::erase_renderer(const etl::handle<WorkAreaRenderer> &x)
2715 x->set_work_area(0);
2716 renderer_set_.erase(x);
2721 WorkArea::resort_render_set()
2723 std::set<etl::handle<WorkAreaRenderer> > tmp(
2724 renderer_set_.begin(),
2727 renderer_set_.swap(tmp);