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();
175 int div = 1 << workarea->get_lowrespixel();
176 set_tile_w(workarea->tile_w/div);
177 set_tile_h(workarea->tile_h/div);
181 set_tile_w(workarea->tile_w);
182 set_tile_h(workarea->tile_h);
184 set_canvas(workarea->get_canvas());
185 set_quality(workarea->get_quality());
190 workarea->queue_draw();
193 virtual bool set_rend_desc(synfig::RendDesc *newdesc)
196 newdesc->set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN);
198 int div = 1 << workarea->get_lowrespixel();
199 newdesc->set_wh(w/div,h/div);
202 newdesc->set_wh(w,h);
206 || workarea->get_h()!=h
207 ) workarea->set_wh(w,h,4);
209 workarea->full_frame=false;
215 virtual int total_tiles()const
217 int tw(rend_desc().get_w()/get_tile_w());
218 int th(rend_desc().get_h()/get_tile_h());
219 if(rend_desc().get_w()%get_tile_w()!=0)tw++;
220 if(rend_desc().get_h()%get_tile_h()!=0)th++;
224 virtual int next_frame(Time& time)
226 synfig::Mutex::Lock lock(mutex);
229 return synfig::Target_Tile::next_frame(time);
231 onion_first_tile=(onion_layers==(signed)onion_skin_queue.size());
233 if(!onion_skin_queue.empty())
235 time=onion_skin_queue.front();
236 onion_skin_queue.pop_front();
241 return onion_skin_queue.size()+1;
244 virtual int next_tile(int& x, int& y)
246 synfig::Mutex::Lock lock(mutex);
247 //if(workarea->tile_queue.empty()) return 0;
249 //int curr_tile(workarea->tile_queue.front());
250 //workarea->tile_queue.pop_front();
251 int curr_tile(workarea->next_unrendered_tile(refresh_id-onion_skin_queue.size()));
255 // Width of the image(in tiles)
256 int tw(rend_desc().get_w()/get_tile_w());
257 if(rend_desc().get_w()%get_tile_w()!=0)tw++;
259 y=(curr_tile/tw)*get_tile_w();
260 x=(curr_tile%tw)*get_tile_h();
262 // Mark this tile as "up-to-date"
264 workarea->tile_book[curr_tile].second=refresh_id-onion_skin_queue.size();
266 workarea->tile_book[curr_tile].second=refresh_id;
268 return total_tiles()-curr_tile+1;
272 virtual bool start_frame(synfig::ProgressCallback */*cb*/)
274 synfig::Mutex::Lock lock(mutex);
276 int tw(rend_desc().get_w()/get_tile_w());
277 if(rend_desc().get_w()%get_tile_w()!=0)tw++;
278 int th(rend_desc().get_h()/get_tile_h());
279 if(rend_desc().get_h()%get_tile_h()!=0)th++;
286 workarea->tile_book.resize(total_tiles());
287 //tile_iter=workarea->tile_book.begin()+twindow_start;
291 static void free_buff(const guint8 *x) { free(const_cast<guint8*>(x)); }
293 virtual bool add_tile(const synfig::Surface &surface, int x, int y)
295 synfig::Mutex::Lock lock(mutex);
298 PixelFormat pf(PF_RGB);
300 const int total_bytes(get_tile_w()*get_tile_h()*synfig::channels(pf));
302 unsigned char *buffer((unsigned char*)malloc(total_bytes));
304 if(!surface || !buffer)
307 unsigned char *dest(buffer);
308 const Color *src(surface[0]);
311 int x(surface.get_w()*surface.get_h());
312 //if(low_res) { w/=2,h/=2; }
313 Color dark(0.6,0.6,0.6);
314 Color lite(0.8,0.8,0.8);
316 dest=Color2PixelFormat(
319 ((i/surface.get_w())*8/h+(i%surface.get_w())*8/w)&1?dark:lite,
328 int tw(rend_desc().get_w()/get_tile_w());
329 if(rend_desc().get_w()%get_tile_w()!=0)tw++;
330 unsigned int index=y*tw+x;
333 if(index>workarea->tile_book.size())
336 Glib::RefPtr<Gdk::Pixbuf> pixbuf;
338 pixbuf=Gdk::Pixbuf::create_from_data(
339 buffer, // pointer to the data
340 Gdk::COLORSPACE_RGB, // the colorspace
341 ((pf&PF_A)==PF_A), // has alpha?
342 8, // bits per sample
343 surface.get_w(), // width
344 surface.get_h(), // height
345 surface.get_w()*synfig::channels(pf), // stride (pitch)
346 sigc::ptr_fun(&WorkAreaTarget::free_buff)
351 // We need to scale up
353 int div = 1 << workarea->get_lowrespixel();
354 pixbuf=pixbuf->scale_simple(
361 if(!onionskin || onion_first_tile || !workarea->tile_book[index].first)
363 workarea->tile_book[index].first=pixbuf;
368 workarea->tile_book[index].first, // Dest
371 pixbuf->get_width(), // dest width
372 pixbuf->get_height(), // dest_height,
373 0, // double offset_x
374 0, // double offset_y
377 Gdk::INTERP_NEAREST, // interp
378 255/(onion_layers-onion_skin_queue.size()+1) //int overall_alpha
383 workarea->queue_draw();
384 assert(workarea->tile_book[index].first);
388 virtual void end_frame()
390 //workarea->queue_draw();
395 class studio::WorkAreaTarget_Full : public synfig::Target_Scanline
401 int real_tile_w,real_tile_h;
402 //std::vector<Glib::RefPtr<Gdk::Pixbuf> >::iterator tile_iter;
404 int twindow_start, twindow_width, twindow_height, twindow_pad;
408 bool onion_first_tile;
413 std::list<synfig::Time> onion_skin_queue;
415 void set_onion_skin(bool x)
419 Time time(rend_desc().get_time_start());
421 onion_skin_queue.push_back(time);
422 //onion_skin_queue.push_back(time-1);
423 //onion_skin_queue.push_back(time+1);
429 onion_skin_queue.push_back(
430 get_canvas()->keyframe_list().find_prev(
440 onion_skin_queue.push_back(
441 get_canvas()->keyframe_list().find_next(
449 onion_layers=onion_skin_queue.size();
451 onion_first_tile=false;
455 WorkAreaTarget_Full(WorkArea *workarea,int w, int h):
457 low_res(workarea->get_low_resolution_flag()),
460 refresh_id(workarea->refreshes),
464 set_canvas(workarea->get_canvas());
465 set_quality(workarea->get_quality());
468 ~WorkAreaTarget_Full()
472 virtual bool set_rend_desc(synfig::RendDesc *newdesc)
475 newdesc->set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN);
477 newdesc->set_wh(w/2,h/2);
479 newdesc->set_wh(w,h);
483 || workarea->get_h()!=h
484 ) workarea->set_wh(w,h,4);
486 surface.set_wh(newdesc->get_w(),newdesc->get_h());
489 workarea->full_frame=true;
490 workarea->tile_book.resize(1);
494 virtual int next_frame(Time& time)
496 // Mark this tile as "up-to-date"
498 workarea->tile_book[0].second=refresh_id-onion_skin_queue.size();
500 workarea->tile_book[0].second=refresh_id;
503 return synfig::Target_Scanline::next_frame(time);
505 onion_first_tile=(onion_layers==(signed)onion_skin_queue.size());
507 if(!onion_skin_queue.empty())
509 time=onion_skin_queue.front();
510 onion_skin_queue.pop_front();
514 return onion_skin_queue.size()+1;
518 virtual bool start_frame(synfig::ProgressCallback */*cb*/)
523 virtual Color * start_scanline(int scanline)
525 return surface[scanline];
528 virtual bool end_scanline()
533 static void free_buff(const guint8 *x) { free(const_cast<guint8*>(x)); }
535 virtual void end_frame()
539 PixelFormat pf(PF_RGB);
541 const int total_bytes(surface.get_w()*surface.get_h()*synfig::channels(pf));
543 unsigned char *buffer((unsigned char*)malloc(total_bytes));
545 if(!surface || !buffer)
548 unsigned char *dest(buffer);
549 const Color *src(surface[0]);
550 int w(surface.get_w());
551 //int h(surface.get_h());
552 int x(surface.get_w()*surface.get_h());
553 //if(low_res) { w/=2,h/=2; }
554 Color dark(0.6,0.6,0.6);
555 Color lite(0.8,0.8,0.8);
556 int tw=workarea->tile_w;
557 int th=workarea->tile_h;
564 dest=Color2PixelFormat(
567 ((i/w)*8/th+(i%w)*8/tw)&1?dark:lite,
576 Glib::RefPtr<Gdk::Pixbuf> pixbuf;
578 pixbuf=Gdk::Pixbuf::create_from_data(
579 buffer, // pointer to the data
580 Gdk::COLORSPACE_RGB, // the colorspace
581 ((pf&PF_A)==PF_A), // has alpha?
582 8, // bits per sample
583 surface.get_w(), // width
584 surface.get_h(), // height
585 surface.get_w()*synfig::channels(pf), // stride (pitch)
586 sigc::ptr_fun(&WorkAreaTarget::free_buff)
591 // We need to scale up
592 pixbuf=pixbuf->scale_simple(
601 if(!onionskin || onion_first_tile || !workarea->tile_book[index].first)
603 workarea->tile_book[index].first=pixbuf;
608 workarea->tile_book[index].first, // Dest
611 pixbuf->get_width(), // dest width
612 pixbuf->get_height(), // dest_height,
613 0, // double offset_x
614 0, // double offset_y
617 Gdk::INTERP_NEAREST, // interp
618 255/(onion_layers-onion_skin_queue.size()+1) //int overall_alpha
622 workarea->queue_draw();
623 assert(workarea->tile_book[index].first);
630 /* === M E T H O D S ======================================================= */
633 WorkArea::WorkArea(etl::loose_handle<synfigapp::CanvasInterface> canvas_interface):
634 Gtk::Table(4+RULER_FIX, 3, false),
635 canvas_interface(canvas_interface),
636 canvas(canvas_interface->get_canvas()),
637 scrollx_adjustment(0,-4,4,0.01,0.1),
638 scrolly_adjustment(0,-4,4,0.01,0.1),
653 allow_duck_clicks=true;
654 allow_layer_clicks=true;
655 render_idle_func_id=0;
664 last_focus_point=Point(0,0);
667 dirty_trap_enabled=false;
672 meta_data_lock=false;
674 insert_renderer(new Renderer_Canvas, 000);
675 insert_renderer(new Renderer_Grid, 100);
676 insert_renderer(new Renderer_Guides, 200);
677 insert_renderer(new Renderer_Ducks, 300);
678 insert_renderer(new Renderer_BBox, 399);
679 insert_renderer(new Renderer_Dragbox, 400);
680 insert_renderer(new Renderer_Timecode, 500);
682 signal_duck_selection_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::queue_draw));
683 signal_strokes_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::queue_draw));
684 signal_grid_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::queue_draw));
685 signal_grid_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::save_meta_data));
686 signal_sketch_saved().connect(sigc::mem_fun(*this,&studio::WorkArea::save_meta_data));
688 // Not that it really makes a difference... (setting this to zero, that is)
691 drawing_area=manage(new class Gtk::DrawingArea());
692 drawing_area->show();
693 drawing_area->set_extension_events(Gdk::EXTENSION_EVENTS_ALL);
695 drawing_frame=manage(new Gtk::Frame);
696 drawing_frame->add(*drawing_area);
697 //drawing_frame->set_shadow_type(Gtk::SHADOW_NONE);
698 //drawing_frame->property_border_width()=5;
699 //drawing_frame->modify_fg(Gtk::STATE_NORMAL,Gdk::Color("#00ffff"));
700 //drawing_frame->modify_base(Gtk::STATE_NORMAL,Gdk::Color("#ff00ff"));
701 /*drawing_frame->modify_fg(Gtk::STATE_ACTIVE,Gdk::Color("#00ffff"));
702 drawing_frame->modify_base(Gtk::STATE_ACTIVE,Gdk::Color("#ff00ff"));
703 drawing_frame->modify_bg(Gtk::STATE_ACTIVE,Gdk::Color("#00ff00"));
704 drawing_frame->modify_fg(Gtk::STATE_INSENSITIVE,Gdk::Color("#00ffff"));
705 drawing_frame->modify_base(Gtk::STATE_INSENSITIVE,Gdk::Color("#ff00ff"));
706 drawing_frame->modify_bg(Gtk::STATE_INSENSITIVE,Gdk::Color("#00ff00"));
707 drawing_frame->modify_fg(Gtk::STATE_SELECTED,Gdk::Color("#00ffff"));
708 drawing_frame->modify_base(Gtk::STATE_SELECTED,Gdk::Color("#ff00ff"));
709 drawing_frame->modify_bg(Gtk::STATE_SELECTED,Gdk::Color("#00ff00"));
711 //drawing_frame->set_state(Gtk::STATE_NORMAL);
713 drawing_frame->show();
715 attach(*drawing_frame, 1, 3+RULER_FIX, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
717 Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
720 // Create the vertical and horizontal rulers
721 vruler = manage(new class Gtk::VRuler());
722 hruler = manage(new class Gtk::HRuler());
723 vruler->set_metric(Gtk::PIXELS);
724 hruler->set_metric(Gtk::PIXELS);
727 attach(*vruler, 0, 1, 1, 2, Gtk::SHRINK|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
728 attach(*hruler, 1, 3+RULER_FIX, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
729 hruler->signal_event().connect(sigc::mem_fun(*this, &WorkArea::on_hruler_event));
730 vruler->signal_event().connect(sigc::mem_fun(*this, &WorkArea::on_vruler_event));
731 hruler->add_events(Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK |Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
732 vruler->add_events(Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK |Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
734 // Create the menu button
735 menubutton=manage(new class Gtk::Button());
736 Gtk::Arrow *arrow1 = manage(new class Gtk::Arrow(Gtk::ARROW_RIGHT, Gtk::SHADOW_OUT));
737 menubutton->add(*arrow1);
738 menubutton->show_all();
739 menubutton->signal_pressed().connect(sigc::mem_fun(*this, &WorkArea::popup_menu));
740 attach(*menubutton, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
744 Gtk::VScrollbar *vscrollbar1 = manage(new class Gtk::VScrollbar(*get_scrolly_adjustment()));
745 Gtk::HScrollbar *hscrollbar1 = manage(new class Gtk::HScrollbar(*get_scrollx_adjustment()));
748 attach(*vscrollbar1, 3+RULER_FIX, 4+RULER_FIX, 1, 2, Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
749 attach(*hscrollbar1, 2+RULER_FIX, 3+RULER_FIX, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::FILL, 0, 0);
751 ZoomDial *zoomdial=manage(new class ZoomDial(iconsize));
752 zoomdial->signal_zoom_in().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_in));
753 zoomdial->signal_zoom_out().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_out));
754 zoomdial->signal_zoom_fit().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_fit));
755 zoomdial->signal_zoom_norm().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_norm));
757 attach(*zoomdial, 0, 2+RULER_FIX, 2, 3, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
759 drawing_area->add_events(Gdk::KEY_PRESS_MASK | Gdk::KEY_RELEASE_MASK);
760 add_events(Gdk::KEY_PRESS_MASK);
761 drawing_area->add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
762 drawing_area->add_events(Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK |Gdk::POINTER_MOTION_MASK);
764 // ----------------- Attach signals
766 drawing_area->signal_expose_event().connect(sigc::mem_fun(*this, &WorkArea::refresh));
767 drawing_area->signal_event().connect(sigc::mem_fun(*this, &WorkArea::on_drawing_area_event));
768 drawing_area->signal_size_allocate().connect(sigc::hide(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info)));
772 canvas_interface->signal_rend_desc_changed().connect(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info));
773 // When either of the scrolling adjustments change, then redraw.
774 get_scrollx_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::queue_scroll));
775 get_scrolly_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::queue_scroll));
776 get_scrollx_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info));
777 get_scrolly_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info));
779 get_canvas()->signal_meta_data_changed("grid_size").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
780 get_canvas()->signal_meta_data_changed("grid_snap").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
781 get_canvas()->signal_meta_data_changed("grid_show").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
782 get_canvas()->signal_meta_data_changed("guide_show").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
783 get_canvas()->signal_meta_data_changed("guide_x").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
784 get_canvas()->signal_meta_data_changed("guide_y").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
785 get_canvas()->signal_meta_data_changed("onion_skin").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
786 get_canvas()->signal_meta_data_changed("guide_snap").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
787 get_canvas()->signal_meta_data_changed("sketch").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
788 get_canvas()->signal_meta_data_changed("solid_lines").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
791 meta_data_lock=false;
792 set_focus_point(Point(0,0));
798 String data(canvas->get_meta_data("sketch"));
801 if(!load_sketch(data))
802 load_sketch(dirname(canvas->get_file_name())+ETL_DIRECTORY_SEPARATOR+basename(data));
806 hruler->property_max_size()=double(10.0);
807 vruler->property_max_size()=double(10.0);
809 drawing_area->set_flags(drawing_area->get_flags()|Gtk::CAN_FOCUS);
812 WorkArea::~WorkArea()
816 // don't leave the render function queued if we are about to vanish;
817 // that causes crashes
818 if(render_idle_func_id)
819 render_idle_func_id=0;
823 WorkArea::get_updating()const
825 return App::single_threaded && async_renderer && async_renderer->updating;
829 WorkArea::stop_updating(bool cancel)
831 async_renderer->stop();
832 if (cancel) canceled_=true;
836 WorkArea::save_meta_data()
842 Vector s(get_grid_size());
843 canvas_interface->set_meta_data("grid_size",strprintf("%f %f",s[0],s[1]));
844 canvas_interface->set_meta_data("grid_snap",get_grid_snap()?"1":"0");
845 canvas_interface->set_meta_data("guide_snap",get_guide_snap()?"1":"0");
846 canvas_interface->set_meta_data("guide_show",get_show_guides()?"1":"0");
847 canvas_interface->set_meta_data("grid_show",show_grid?"1":"0");
848 canvas_interface->set_meta_data("onion_skin",onion_skin?"1":"0");
851 GuideList::const_iterator iter;
852 for(iter=get_guide_list_x().begin();iter!=get_guide_list_x().end();++iter)
856 data+=strprintf("%f",*iter);
859 canvas_interface->set_meta_data("guide_x",data);
862 for(iter=get_guide_list_y().begin();iter!=get_guide_list_y().end();++iter)
866 data+=strprintf("%f",*iter);
869 canvas_interface->set_meta_data("guide_y",data);
872 if(get_sketch_filename().size())
874 if(dirname(canvas->get_file_name())==dirname(get_sketch_filename()))
875 canvas_interface->set_meta_data("sketch",basename(get_sketch_filename()));
877 canvas_interface->set_meta_data("sketch",get_sketch_filename());
880 meta_data_lock=false;
884 WorkArea::load_meta_data()
892 data=canvas->get_meta_data("grid_size");
895 float gx(get_grid_size()[0]),gy(get_grid_size()[1]);
897 String::iterator iter(find(data.begin(),data.end(),' '));
898 String tmp(data.begin(),iter);
903 synfig::error("WorkArea::load_meta_data(): Unable to parse data for \"grid_size\", which was \"%s\"",data.c_str());
908 tmp=String(iter+1,data.end());
913 synfig::error("WorkArea::load_meta_data(): Unable to parse data for \"grid_size\", which was \"%s\"",data.c_str());
915 set_grid_size(Vector(gx,gy));
918 data=canvas->get_meta_data("grid_show");
919 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
921 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
924 data=canvas->get_meta_data("solid_lines");
925 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
927 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
930 data=canvas->get_meta_data("guide_show");
931 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
933 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
936 data=canvas->get_meta_data("grid_snap");
937 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
939 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
940 set_grid_snap(false);
942 data=canvas->get_meta_data("guide_snap");
943 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
944 set_guide_snap(true);
945 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
946 set_guide_snap(false);
948 data=canvas->get_meta_data("onion_skin");
949 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
950 set_onion_skin(true);
951 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
952 set_onion_skin(false);
954 data=canvas->get_meta_data("guide_x");
955 get_guide_list_x().clear();
958 String::iterator iter(find(data.begin(),data.end(),' '));
959 String guide(data.begin(),iter);
962 get_guide_list_x().push_back(stratof(guide));
967 data=String(iter+1,data.end());
969 //sort(get_guide_list_x());
971 data=canvas->get_meta_data("guide_y");
972 get_guide_list_y().clear();
975 String::iterator iter(find(data.begin(),data.end(),' '));
976 String guide(data.begin(),iter);
979 get_guide_list_y().push_back(stratof(guide));
984 data=String(iter+1,data.end());
986 //sort(get_guide_list_y());
988 meta_data_lock=false;
993 WorkArea::set_onion_skin(bool x)
999 queue_render_preview();
1000 signal_onion_skin_changed()();
1004 WorkArea::get_onion_skin()const
1010 WorkArea::enable_grid()
1018 WorkArea::disable_grid()
1026 WorkArea::set_show_guides(bool x)
1034 WorkArea::toggle_grid()
1036 show_grid=!show_grid;
1042 WorkArea::set_low_resolution_flag(bool x)
1044 if(x!=low_resolution)
1047 queue_render_preview();
1052 WorkArea::toggle_low_resolution_flag()
1054 set_low_resolution_flag(!get_low_resolution_flag());
1058 WorkArea::popup_menu()
1060 signal_popup_menu()();
1064 WorkArea::set_grid_size(const synfig::Vector &s)
1066 Duckmatic::set_grid_size(s);
1072 WorkArea::set_focus_point(const synfig::Point &point)
1074 // These next three lines try to ensure that we place the
1075 // focus on a pixel boundary
1076 /*Point adjusted(point[0]/abs(get_pw()),point[1]/abs(get_ph()));
1077 adjusted[0]=(abs(adjusted[0]-floor(adjusted[0]))<0.5)?floor(adjusted[0])*abs(get_pw()):ceil(adjusted[0])*abs(get_ph());
1078 adjusted[1]=(abs(adjusted[1]-floor(adjusted[1]))<0.5)?floor(adjusted[1])*abs(get_ph()):ceil(adjusted[1])*abs(get_ph());
1080 const synfig::Point& adjusted(point);
1082 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1083 Real x_factor=(rend_desc.get_br()[0]-rend_desc.get_tl()[0]>0)?-1:1;
1084 Real y_factor=(rend_desc.get_br()[1]-rend_desc.get_tl()[1]>0)?-1:1;
1086 get_scrollx_adjustment()->set_value(adjusted[0]*x_factor);
1087 get_scrolly_adjustment()->set_value(adjusted[1]*y_factor);
1091 WorkArea::get_focus_point()const
1093 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1094 Real x_factor=(rend_desc.get_br()[0]-rend_desc.get_tl()[0]>0)?-1:1;
1095 Real y_factor=(rend_desc.get_br()[1]-rend_desc.get_tl()[1]>0)?-1:1;
1097 return synfig::Point(get_scrollx_adjustment()->get_value()*x_factor, get_scrolly_adjustment()->get_value()*y_factor);
1101 WorkArea::set_wh(int W, int H,int CHAN)
1103 // If our size is already set, don't set it again
1104 if(W==w && H==h && CHAN==bpp)
1108 if(W<=0 || H<=0 || CHAN<=0)
1115 // Set all of the parameters
1120 refresh_dimension_info();
1128 WorkArea::on_key_press_event(GdkEventKey* event)
1130 if(get_selected_ducks().empty())
1133 Real multiplier(1.0);
1135 if(Gdk::ModifierType(event->state)&GDK_SHIFT_MASK)
1139 switch(event->keyval)
1142 nudge=Vector(-pw,0);
1148 nudge=Vector(0,-ph);
1158 synfigapp::Action::PassiveGrouper grouper(instance.get(),"Nudge");
1160 // Grid snap does not apply to nudging
1161 bool grid_snap_holder(get_grid_snap());
1162 bool guide_snap_holder(get_guide_snap());
1163 set_grid_snap(false);
1166 start_duck_drag(get_selected_duck()->get_trans_point());
1167 translate_selected_ducks(get_selected_duck()->get_trans_point()+nudge*multiplier);
1172 canvas_view->duck_refresh_flag=true;
1173 canvas_view->queue_rebuild_ducks();
1176 set_grid_snap(grid_snap_holder);
1177 set_guide_snap(guide_snap_holder);
1183 WorkArea::on_drawing_area_event(GdkEvent *event)
1185 synfig::Point mouse_pos;
1186 float bezier_click_pos;
1187 const float radius((abs(pw)+abs(ph))*4);
1188 int button_pressed(0);
1190 bool is_mouse(false);
1191 Gdk::ModifierType modifier(Gdk::ModifierType(0));
1193 drawing_area->grab_focus();
1195 // Handle input stuff
1197 event->any.type==GDK_MOTION_NOTIFY ||
1198 event->any.type==GDK_BUTTON_PRESS ||
1199 event->any.type==GDK_2BUTTON_PRESS ||
1200 event->any.type==GDK_3BUTTON_PRESS ||
1201 event->any.type==GDK_BUTTON_RELEASE
1205 if(event->any.type==GDK_MOTION_NOTIFY)
1207 device=event->motion.device;
1208 modifier=Gdk::ModifierType(event->motion.state);
1212 device=event->button.device;
1213 modifier=Gdk::ModifierType(event->button.state);
1216 // Make sure we recognize the device
1217 if(curr_input_device)
1219 if(curr_input_device!=device)
1222 curr_input_device=device;
1223 signal_input_device_changed()(curr_input_device);
1228 curr_input_device=device;
1229 signal_input_device_changed()(curr_input_device);
1232 assert(curr_input_device);
1234 // Calculate the position of the
1235 // input device in canvas coordinates
1237 if(!event->button.axes)
1239 mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(event->button.x,event->button.y)));
1240 button_pressed=event->button.button;
1243 if(isnan(event->button.x) || isnan(event->button.y))
1248 double x(event->button.axes[0]);
1249 double y(event->button.axes[1]);
1250 if(isnan(x) || isnan(y))
1253 pressure=event->button.axes[2];
1254 //synfig::info("pressure=%f",pressure);
1256 pressure/=1.0f-0.04f;
1259 assert(!isnan(pressure));
1261 mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(x,y)));
1263 button_pressed=event->button.button;
1265 if(button_pressed==1 && pressure<0 && (event->any.type!=GDK_BUTTON_RELEASE && event->any.type!=GDK_BUTTON_PRESS))
1270 //if(event->any.type==GDK_BUTTON_PRESS && button_pressed)
1271 // synfig::info("Button pressed on input device = %d",event->button.button);
1273 //if(event->button.axes[2]>0.1)
1274 // button_pressed=1;
1276 // button_pressed=0;
1279 // GDK mouse scrolling events
1280 else if(event->any.type==GDK_SCROLL)
1282 // GDK information needed to properly interpret mouse
1283 // scrolling events are: scroll.state, scroll.x/scroll.y, and
1284 // scroll.direction. The value of scroll.direction will be
1287 modifier=Gdk::ModifierType(event->scroll.state);
1288 mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(event->scroll.x,event->scroll.y)));
1291 // Handle the renderables
1293 std::set<etl::handle<WorkAreaRenderer> >::iterator iter;
1294 for(iter=renderer_set_.begin();iter!=renderer_set_.end();++iter)
1296 if((*iter)->get_enabled())
1297 if((*iter)->event_vfunc(event))
1299 // Event handled. Return true.
1305 // Event hasn't been handled, pass it down
1308 case GDK_BUTTON_PRESS:
1310 switch(button_pressed)
1312 case 1: // Attempt to click on a duck
1314 etl::handle<Duck> duck;
1317 if(allow_duck_clicks)
1319 duck=find_duck(mouse_pos,radius);
1323 // make a note of whether the duck we click on was selected or not
1324 if(duck_is_selected(duck))
1329 // if CTRL isn't pressed, clicking an unselected duck will unselect all other ducks
1330 if(!(modifier&GDK_CONTROL_MASK))
1331 clear_selected_ducks();
1337 // clear_selected_ducks();
1341 selected_bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
1342 if(duck && duck->get_editable())
1344 //get_selected_duck()->signal_user_click(0)();
1345 //if(clicked_duck)clicked_duck->signal_user_click(0)();
1347 // if the user is holding shift while clicking on a tangent duck, consider splitting the tangent
1348 if (event->motion.state&GDK_SHIFT_MASK && duck->get_type() == Duck::TYPE_TANGENT)
1350 synfigapp::ValueDesc value_desc = duck->get_value_desc();
1352 // we have the tangent, but need the vertex - that's the parent
1353 if (value_desc.parent_is_value_node()) {
1354 ValueNode_Composite::Handle parent_value_node = value_desc.get_parent_value_node();
1356 // if the tangent isn't split, then split it
1357 if (!((*(parent_value_node->get_link("split")))(get_time()).get(bool())))
1359 get_canvas_view()->canvas_interface()->
1360 change_value(synfigapp::ValueDesc(parent_value_node,
1361 parent_value_node->get_link_index_from_name("split")),
1363 // rebuild the ducks from scratch, so the tangents ducks aren't connected
1364 get_canvas_view()->rebuild_ducks();
1366 // reprocess the mouse click
1367 return on_drawing_area_event(event);
1370 // I don't know how to access the vertex from the tangent duck when originally drawing the bline in the bline tool
1372 // synfig::ValueNode::Handle vn = value_desc.get_value_node();
1373 synfig::info("parent isn't value node? shift-drag-tangent doesn't work in bline tool yet...");
1378 drag_point=mouse_pos;
1379 //drawing_area->queue_draw();
1380 start_duck_drag(mouse_pos);
1381 get_canvas_view()->reset_cancel_status();
1384 // I commented out this section because
1385 // it was causing issues when rotoscoping.
1386 // At the moment, we don't need it, so
1387 // this was the easiest way to fix the problem.
1393 selected_bezier->signal_user_click(0)(bezier_click_pos);
1398 //clear_selected_ducks();
1400 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_LEFT,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
1402 // Check for a guide click
1403 GuideList::iterator iter;
1405 iter=find_guide_x(mouse_pos,radius);
1406 if(iter==get_guide_list_x().end())
1408 curr_guide_is_x=false;
1409 iter=find_guide_y(mouse_pos,radius);
1412 curr_guide_is_x=true;
1413 if(iter!=get_guide_list_x().end() && iter!=get_guide_list_y().end())
1415 dragging=DRAG_GUIDE;
1421 // All else fails, try making a selection box
1423 curr_point=drag_point=mouse_pos;
1429 case 2: // Attempt to drag and move the window
1431 etl::handle<Duck> duck=find_duck(mouse_pos,radius);
1432 etl::handle<Bezier> bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
1434 duck->signal_user_click(1)();
1437 bezier->signal_user_click(1)(bezier_click_pos);
1439 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_MIDDLE,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
1442 dragging=DRAG_WINDOW;
1443 drag_point=mouse_pos;
1444 signal_user_click(1)(mouse_pos);
1448 case 3: // Attempt to either get info on a duck, or open the menu
1450 etl::handle<Duck> duck=find_duck(mouse_pos,radius);
1451 etl::handle<Bezier> bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
1453 Layer::Handle layer(get_canvas()->find_layer(mouse_pos));
1456 if(get_selected_ducks().size()<=1)
1457 duck->signal_user_click(2)();
1459 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MULTIPLE_DUCKS_CLICKED,BUTTON_RIGHT,mouse_pos,pressure,modifier));
1464 bezier->signal_user_click(2)(bezier_click_pos);
1469 if(canvas_view->get_smach().process_event(EventLayerClick(layer,BUTTON_RIGHT,mouse_pos))==Smach::RESULT_OK)
1474 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_RIGHT,mouse_pos,pressure,modifier));
1476 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_RIGHT,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
1485 signal_user_click(3)(mouse_pos);
1488 signal_user_click(4)(mouse_pos);
1495 case GDK_MOTION_NOTIFY:
1496 curr_point=mouse_pos;
1498 if(event->motion.time-last_event_time<25)
1501 last_event_time=event->motion.time;
1503 signal_cursor_moved_();
1505 // Guide/Duck highlights on hover
1506 if(dragging==DRAG_NONE)
1508 GuideList::iterator iter;
1510 iter=find_guide_x(mouse_pos,radius);
1511 if(iter==get_guide_list_x().end())
1512 iter=find_guide_y(mouse_pos,radius);
1514 if(iter!=curr_guide)
1517 drawing_area->queue_draw();
1520 etl::handle<Duck> duck;
1521 duck=find_duck(mouse_pos,radius);
1522 if(duck!=hover_duck)
1525 drawing_area->queue_draw();
1530 if(dragging==DRAG_DUCK)
1532 if(canvas_view->get_cancel_status())
1535 canvas_view->queue_rebuild_ducks();
1539 Point point((mouse_pos-selected_duck->get_origin())/selected_duck->get_scalar());
1542 point[0]=floor(point[0]/grid_size[0]+0.5)*grid_size[0];
1543 point[1]=floor(point[1]/grid_size[1]+0.5)*grid_size[1];
1545 selected_duck->set_point(point);
1548 //Point p(mouse_pos);
1550 set_axis_lock(event->motion.state&GDK_SHIFT_MASK);
1552 translate_selected_ducks(mouse_pos);
1554 drawing_area->queue_draw();
1557 if(dragging==DRAG_BOX)
1559 curr_point=mouse_pos;
1560 drawing_area->queue_draw();
1563 if(dragging==DRAG_GUIDE)
1566 *curr_guide=mouse_pos[0];
1568 *curr_guide=mouse_pos[1];
1569 drawing_area->queue_draw();
1572 if(dragging!=DRAG_WINDOW)
1573 { // Update those triangle things on the rulers
1574 const synfig::Point point(mouse_pos);
1575 hruler->property_position()=Distance(point[0],Distance::SYSTEM_UNITS).get(App::distance_system,get_canvas()->rend_desc());
1576 vruler->property_position()=Distance(point[1],Distance::SYSTEM_UNITS).get(App::distance_system,get_canvas()->rend_desc());
1579 if(dragging == DRAG_WINDOW)
1580 set_focus_point(get_focus_point() + mouse_pos-drag_point);
1581 else if (event->motion.state & GDK_BUTTON1_MASK &&
1582 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DRAG, BUTTON_LEFT,
1583 mouse_pos,pressure,modifier)) == Smach::RESULT_ACCEPT)
1585 else if (event->motion.state & GDK_BUTTON2_MASK &&
1586 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DRAG, BUTTON_MIDDLE,
1587 mouse_pos, pressure, modifier)) == Smach::RESULT_ACCEPT)
1589 else if (event->motion.state & GDK_BUTTON3_MASK &&
1590 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DRAG, BUTTON_RIGHT,
1591 mouse_pos, pressure, modifier)) == Smach::RESULT_ACCEPT)
1593 else if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_MOTION, BUTTON_NONE,
1594 mouse_pos, pressure,modifier)) == Smach::RESULT_ACCEPT)
1599 case GDK_BUTTON_RELEASE:
1603 if(dragging==DRAG_GUIDE)
1610 if(dragging==DRAG_DUCK)
1612 synfigapp::Action::PassiveGrouper grouper(instance.get(),"Move");
1614 //translate_selected_ducks(mouse_pos);
1615 set_axis_lock(false);
1618 get_canvas_view()->duck_refresh_flag=false;
1619 get_canvas_view()->duck_refresh_needed=false;
1620 const bool drag_did_anything(end_duck_drag());
1621 get_canvas_view()->duck_refresh_flag=true;
1622 if(!drag_did_anything)
1624 // if we originally clicked on a selected duck ...
1627 // ... and CTRL is pressed, then just toggle the clicked duck
1628 // otherwise make the clicked duck the only selected duck
1629 if(modifier&GDK_CONTROL_MASK)
1630 unselect_duck(clicked_duck);
1633 clear_selected_ducks();
1634 select_duck(clicked_duck);
1636 clicked_duck->signal_user_click(0)();
1641 if(canvas_view->duck_refresh_needed)
1642 canvas_view->queue_rebuild_ducks();
1647 canvas_view->duck_refresh_flag=true;
1648 canvas_view->queue_rebuild_ducks();
1657 if(dragging==DRAG_BOX)
1660 if((drag_point-mouse_pos).mag()>radius/2.0f)
1662 if(canvas_view->get_smach().process_event(EventBox(drag_point,mouse_pos,MouseButton(event->button.button),modifier))==Smach::RESULT_ACCEPT)
1665 // when dragging a box around some ducks:
1666 // SHIFT selects; CTRL toggles; SHIFT+CTRL unselects; <none> clears all then selects
1667 if(modifier&GDK_SHIFT_MASK)
1668 select_ducks_in_box(drag_point,mouse_pos);
1670 if(modifier&GDK_CONTROL_MASK)
1671 toggle_select_ducks_in_box(drag_point,mouse_pos);
1672 else if(!(modifier&GDK_SHIFT_MASK))
1674 clear_selected_ducks();
1675 select_ducks_in_box(drag_point,mouse_pos);
1681 if(allow_layer_clicks)
1683 Layer::Handle layer(get_canvas()->find_layer(drag_point));
1686 if(canvas_view->get_smach().process_event(EventLayerClick(layer,BUTTON_LEFT,mouse_pos,modifier))==Smach::RESULT_OK)
1687 signal_layer_selected_(layer);
1693 signal_user_click(0)(mouse_pos);
1700 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_UP,MouseButton(event->button.button),mouse_pos,pressure,modifier))==Smach::RESULT_ACCEPT)
1708 // Handle a mouse scrolling event like Xara Xtreme and
1711 // Scroll up/down: scroll up/down
1712 // Shift + scroll up/down: scroll left/right
1713 // Control + scroll up/down: zoom in/out
1715 if(modifier&GDK_CONTROL_MASK)
1718 // The zoom is performed while preserving the pointer
1719 // position as a fixed point (similarly to Xara Xtreme and
1722 // The strategy used below is to scroll to the updated
1723 // position, then zoom. This is easy to implement within
1724 // the present architecture, but has the disadvantage of
1725 // triggering multiple visible refreshes. Note: 1.25 is
1726 // the hard wired ratio in zoom_in()/zoom_out(). The
1727 // variable "drift" compensates additional inaccuracies in
1728 // the zoom. There is also an additional minus sign for
1729 // the inverted y coordinates.
1731 // FIXME: One might want to figure out where in the code
1732 // this empirical drift is been introduced.
1734 const synfig::Point scroll_point(get_scrollx_adjustment()->get_value(),get_scrolly_adjustment()->get_value());
1735 const double drift = 0.052;
1737 switch(event->scroll.direction)
1740 case GDK_SCROLL_RIGHT:
1741 get_scrollx_adjustment()->set_value(scroll_point[0]+(mouse_pos[0]-scroll_point[0])*(1.25-(1+drift)));
1742 get_scrolly_adjustment()->set_value(scroll_point[1]-(mouse_pos[1]+scroll_point[1])*(1.25-(1+drift)));
1745 case GDK_SCROLL_DOWN:
1746 case GDK_SCROLL_LEFT:
1747 get_scrollx_adjustment()->set_value(scroll_point[0]+(mouse_pos[0]-scroll_point[0])*(1/1.25-(1+drift)));
1748 get_scrolly_adjustment()->set_value(scroll_point[1]-(mouse_pos[1]+scroll_point[1])*(1/1.25-(1+drift)));
1755 else if(modifier&GDK_SHIFT_MASK)
1757 // Scroll in either direction by 20 pixels. Ideally, the
1758 // amount of pixels per scrolling event should be
1759 // configurable. Xara Xtreme currently uses an (hard
1760 // wired) amount 20 pixel, Inkscape defaults to 40 pixels.
1762 const int scroll_pixel = 20;
1764 switch(event->scroll.direction)
1767 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()-scroll_pixel*pw);
1769 case GDK_SCROLL_DOWN:
1770 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()+scroll_pixel*pw);
1772 case GDK_SCROLL_LEFT:
1773 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()+scroll_pixel*ph);
1775 case GDK_SCROLL_RIGHT:
1776 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()-scroll_pixel*ph);
1784 // Scroll in either direction by 20 pixels. Ideally, the
1785 // amount of pixels per scrolling event should be
1786 // configurable. Xara Xtreme currently uses an (hard
1787 // wired) amount 20 pixel, Inkscape defaults to 40 pixels.
1789 const int scroll_pixel = 20;
1791 switch(event->scroll.direction)
1794 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()+scroll_pixel*ph);
1796 case GDK_SCROLL_DOWN:
1797 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()-scroll_pixel*ph);
1799 case GDK_SCROLL_LEFT:
1800 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()-scroll_pixel*pw);
1802 case GDK_SCROLL_RIGHT:
1803 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()+scroll_pixel*pw);
1818 WorkArea::on_hruler_event(GdkEvent */*event*/)
1823 case GDK_BUTTON_PRESS:
1824 if(dragging==DRAG_NONE)
1826 dragging=DRAG_GUIDE;
1827 curr_guide=get_guide_list_y().insert(get_guide_list_y().begin());
1828 curr_guide_is_x=false;
1833 case GDK_MOTION_NOTIFY:
1835 if(dragging==DRAG_GUIDE && curr_guide_is_x==false)
1838 if(event->button.axes)
1840 x=(event->button.axes[0]);
1841 y=(event->button.axes[1]);
1849 if(isnan(y) || isnan(x))
1852 *curr_guide=synfig::Point(screen_to_comp_coords(synfig::Point(x,y)))[1];
1859 case GDK_BUTTON_RELEASE:
1860 if(dragging==DRAG_GUIDE && curr_guide_is_x==false)
1863 get_guide_list_y().erase(curr_guide);
1875 WorkArea::on_vruler_event(GdkEvent */*event*/)
1880 case GDK_BUTTON_PRESS:
1881 if(dragging==DRAG_NONE)
1883 dragging=DRAG_GUIDE;
1884 curr_guide=get_guide_list_x().insert(get_guide_list_x().begin());
1885 curr_guide_is_x=true;
1889 case GDK_BUTTON_RELEASE:
1890 if(dragging==DRAG_GUIDE && curr_guide_is_x==true)
1893 get_guide_list_x().erase(curr_guide);
1906 WorkArea::refresh_dimension_info()
1908 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1910 canvaswidth=rend_desc.get_br()[0]-rend_desc.get_tl()[0];
1911 canvasheight=rend_desc.get_br()[1]-rend_desc.get_tl()[1];
1916 scrollx_adjustment.set_page_increment(abs(get_grid_size()[0]));
1917 scrollx_adjustment.set_step_increment(abs(pw));
1918 scrollx_adjustment.set_lower(-abs(canvaswidth));
1919 scrollx_adjustment.set_upper(abs(canvaswidth));
1920 scrolly_adjustment.set_lower(-abs(canvasheight));
1921 scrolly_adjustment.set_upper(abs(canvasheight));
1922 scrolly_adjustment.set_step_increment(abs(ph));
1923 scrolly_adjustment.set_page_increment(abs(get_grid_size()[1]));
1927 if(drawing_area->get_width()<=0 || drawing_area->get_height()<=0 || w==0 || h==0)
1930 const synfig::Point focus_point(get_focus_point());
1931 const synfig::Real x(focus_point[0]/pw+drawing_area->get_width()/2-w/2);
1932 const synfig::Real y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
1934 window_tl[0]=rend_desc.get_tl()[0]-pw*x;
1935 window_br[0]=rend_desc.get_br()[0]+pw*(drawing_area->get_width()-x-w);
1937 window_tl[1]=rend_desc.get_tl()[1]-ph*y;
1938 window_br[1]=rend_desc.get_br()[1]+ph*(drawing_area->get_height()-y-h);
1940 hruler->property_lower()=Distance(window_tl[0],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1941 hruler->property_upper()=Distance(window_br[0],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1942 vruler->property_lower()=Distance(window_tl[1],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1943 vruler->property_upper()=Distance(window_br[1],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1945 view_window_changed();
1950 WorkArea::screen_to_comp_coords(synfig::Point pos)const
1952 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1953 //synfig::Vector::value_type canvaswidth=rend_desc.get_br()[0]-rend_desc.get_tl()[0];
1954 //synfig::Vector::value_type canvasheight=rend_desc.get_br()[1]-rend_desc.get_tl()[1];
1955 //synfig::Vector::value_type pw=canvaswidth/w;
1956 //synfig::Vector::value_type ph=canvasheight/h;
1957 Vector focus_point=get_focus_point();
1958 synfig::Vector::value_type x=focus_point[0]/pw+drawing_area->get_width()/2-w/2;
1959 synfig::Vector::value_type y=focus_point[1]/ph+drawing_area->get_height()/2-h/2;
1961 return rend_desc.get_tl()-synfig::Point(pw*x,ph*y)+synfig::Point(pw*pos[0],ph*pos[1]);
1965 WorkArea::comp_to_screen_coords(synfig::Point /*pos*/)const
1967 synfig::warning("WorkArea::comp_to_screen_coords: Not yet implemented");
1968 return synfig::Point();
1972 WorkArea::next_unrendered_tile(int refreshes)const
1974 //assert(!tile_book.empty());
1975 if(tile_book.empty())
1978 //const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1980 const synfig::Vector focus_point(get_focus_point());
1982 // Calculate the window coordinates of the top-left
1983 // corner of the canvas.
1984 const synfig::Vector::value_type
1985 x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
1986 y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
1989 int div = 1 << lowrespixel;
1990 const int width_in_tiles(w/tile_w+((low_resolution?((w/div)%(tile_w/div)):(w%tile_w))?1:0));
1991 const int height_in_tiles(h/tile_h+(h%tile_h?1:0));
1997 u2(int((-x+drawing_area->get_width())/tile_w+1)),
1998 v2(int((-y+drawing_area->get_height())/tile_h+1));
2000 if(u2>width_in_tiles)u2=width_in_tiles;
2001 if(v2>height_in_tiles)v2=height_in_tiles;
2005 int last_good_tile(-1);
2010 int index(v*width_in_tiles+u);
2011 if(tile_book[index].second<refreshes)
2013 last_good_tile=index;
2018 return last_good_tile;
2022 template <typename F, typename T=WorkAreaRenderer, typename R=typename F::result_type>
2023 class handle2ptr_t : public std::unary_function<typename etl::handle<T>,R>
2028 handle2ptr_t(const F &func):func(func) { };
2030 R operator()(typename etl::handle<T> x) { return func(*x); }
2033 template <typename F>
2037 return handle2ptr_t<F>(func);
2040 renderer_set_.begin(),
2041 renderer_set_.end(),
2046 &WorkAreaRenderer::render_vfunc
2048 Gdk::Rectangle(event->area)
2050 drawing_area->get_window()
2057 WorkArea::refresh(GdkEventExpose*event)
2059 assert(get_canvas());
2061 drawing_area->get_window()->clear();
2063 //const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
2065 const synfig::Vector focus_point(get_focus_point());
2067 // Update the old focus point
2068 last_focus_point=focus_point;
2070 // Draw out the renderables
2072 std::set<etl::handle<WorkAreaRenderer> >::iterator iter;
2073 for(iter=renderer_set_.begin();iter!=renderer_set_.end();++iter)
2075 if((*iter)->get_enabled())
2076 (*iter)->render_vfunc(
2077 drawing_area->get_window(),
2078 Gdk::Rectangle(&event->area)
2083 // Calculate the window coordinates of the top-left
2084 // corner of the canvas.
2085 //const synfig::Vector::value_type
2086 // x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2087 // y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2089 //const synfig::Vector::value_type window_startx(window_tl[0]);
2090 //const synfig::Vector::value_type window_endx(window_br[0]);
2091 //const synfig::Vector::value_type window_starty(window_tl[1]);
2092 //const synfig::Vector::value_type window_endy(window_br[1]);
2094 Glib::RefPtr<Gdk::GC> gc=Gdk::GC::create(drawing_area->get_window());
2096 // If we are in animate mode, draw a red border around the screen
2097 if(canvas_interface->get_mode()&synfigapp::MODE_ANIMATE)
2099 // #define USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2100 #ifdef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2101 // This method of drawing the red border doesn't work on any
2102 // Gtk theme which uses the crux-engine, hcengine, industrial,
2103 // mist, or ubuntulooks engine, such as the default ubuntu
2105 drawing_frame->modify_bg(Gtk::STATE_NORMAL,Gdk::Color("#FF0000"));
2107 // So let's do it in a more primitive fashion.
2108 gc->set_rgb_fg_color(Gdk::Color("#FF0000"));
2109 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
2110 drawing_area->get_window()->draw_rectangle(
2114 drawing_area->get_width()-1,drawing_area->get_height()-1); // w,h
2117 #ifdef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2119 drawing_frame->unset_bg(Gtk::STATE_NORMAL);
2122 previous_focus=get_focus_point();
2128 WorkArea::done_rendering()
2134 pix_buf=Gdk::Pixbuf::create_from_data(
2135 buffer, // pointer to the data
2136 Gdk::COLORSPACE_RGB, // the colorspace
2138 8, // bits per sample
2141 w*bpp); // stride (pitch)
2148 WorkArea::set_quality(int x)
2153 queue_render_preview();
2157 WorkArea::set_lowrespixel(int x)
2162 queue_render_preview();
2170 class WorkAreaProgress : public synfig::ProgressCallback
2172 WorkArea *work_area;
2173 ProgressCallback *cb;
2177 WorkAreaProgress(WorkArea *work_area,ProgressCallback *cb):
2178 work_area(work_area),cb(cb)
2184 task(const std::string &str)
2186 if(work_area->dirty)
2188 return cb->task(str);
2192 error(const std::string &err)
2194 if(work_area->dirty)
2196 return cb->error(err);
2200 amount_complete(int current, int total)
2202 if(work_area->dirty)
2204 return cb->amount_complete(current,total);
2210 studio::WorkArea::async_update_preview()
2215 queue_render_preview();
2223 get_canvas_view()->reset_cancel_status();
2225 // This object will mark us as busy until
2227 //studio::App::Busy busy;
2229 //WorkAreaProgress callback(this,get_canvas_view()->get_ui_interface().get());
2230 //synfig::ProgressCallback *cb=&callback;
2232 if(!is_visible())return false;
2235 // If we are queued to render the scene at the next idle
2236 // go ahead and de-queue it.
2237 if(render_idle_func_id)
2239 g_source_remove(render_idle_func_id);
2241 render_idle_func_id=0;
2246 get_canvas_view()->reset_cancel_status();
2249 RendDesc desc=get_canvas()->rend_desc();
2251 int w=(int)(desc.get_w()*zoom);
2252 int h=(int)(desc.get_h()*zoom);
2254 // Setup the description parameters
2255 desc.set_antialias(1);
2256 desc.set_time(cur_time);
2258 set_rend_desc(desc);
2260 // Create the render target
2261 handle<Target> target;
2263 // if we have lots of pixels to render and the tile renderer isn't disabled, use it
2264 int div = 1 << lowrespixel;
2265 if(w*h>(low_resolution?480*270:480*270/div) &&
2266 !getenv("SYNFIG_DISABLE_TILE_RENDER"))
2269 handle<WorkAreaTarget> trgt(new class WorkAreaTarget(this,w,h));
2271 trgt->set_rend_desc(&desc);
2272 trgt->set_onion_skin(get_onion_skin());
2277 // do a scanline render
2278 handle<WorkAreaTarget_Full> trgt(new class WorkAreaTarget_Full(this,w,h));
2280 trgt->set_rend_desc(&desc);
2281 trgt->set_onion_skin(get_onion_skin());
2285 // We can rest assured that our time has already
2286 // been set, so there is no need to have to
2287 // recalculate that over again.
2288 // UPDATE: This is kind of needless with
2289 // the way that time is handled now in SYNFIG.
2290 //target->set_avoid_time_sync(true);
2291 async_renderer=new AsyncRenderer(target);
2292 async_renderer->signal_finished().connect(
2293 sigc::mem_fun(this,&WorkArea::async_update_finished)
2297 async_renderer->start();
2299 synfig::ProgressCallback *cb=get_canvas_view()->get_ui_interface().get();
2302 cb->task(_("Rendering..."));
2309 studio::WorkArea::async_update_finished()
2311 synfig::ProgressCallback *cb=get_canvas_view()->get_ui_interface().get();
2318 // If we completed successfully, then
2319 // we aren't dirty anymore
2320 if(async_renderer->has_success())
2324 cb->task(_("Idle"));
2329 cb->task(_("Render Failed"));
2331 //get_canvas_view()->reset_cancel_status();
2336 studio::WorkArea::sync_update_preview()
2338 // const Time &time(cur_time);
2341 get_canvas_view()->reset_cancel_status();
2346 // This object will mark us as busy until
2348 studio::App::Busy busy;
2350 WorkAreaProgress callback(this,get_canvas_view()->get_ui_interface().get());
2351 synfig::ProgressCallback *cb=&callback;
2353 // We don't want to render if we are already rendering
2360 if(!is_visible())return false;
2361 get_canvas()->set_time(get_time());
2362 get_canvas_view()->get_smach().process_event(EVENT_REFRESH_DUCKS);
2363 signal_rendering()();
2365 // If we are queued to render the scene at the next idle
2366 // go ahead and de-queue it.
2367 if(render_idle_func_id)
2369 g_source_remove(render_idle_func_id);
2371 render_idle_func_id=0;
2377 get_canvas_view()->reset_cancel_status();
2379 RendDesc desc=get_canvas()->rend_desc();
2380 //newdesc->set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN);
2382 int w=(int)(desc.get_w()*zoom);
2383 int h=(int)(desc.get_h()*zoom);
2385 // Setup the description parameters
2386 desc.set_antialias(1);
2387 desc.set_time(cur_time);
2390 set_rend_desc(desc);
2392 // Create the render target
2393 handle<WorkAreaTarget> target(new class WorkAreaTarget(this,w,h));
2395 target->set_rend_desc(&desc);
2397 // We can rest assured that our time has already
2398 // been set, so there is no need to have to
2399 // recalculate that over again.
2400 target->set_avoid_time_sync(true);
2403 cb->task(strprintf(_("Rendering canvas %s..."),get_canvas()->get_name().c_str()));
2405 bool ret = target->render(cb);
2407 if(!ret && !get_canvas_view()->get_cancel_status() && dirty)
2413 if(get_canvas_view()->get_cancel_status())
2419 cb->task(_("Idle"));
2421 cb->task(_("Render Failed"));
2422 cb->amount_complete(0,1);
2425 // Refresh the work area to make sure that
2426 // it is being displayed correctly
2427 drawing_area->queue_draw();
2429 // If we completed successfully, then
2430 // we aren't dirty anymore
2438 //get_canvas_view()->reset_cancel_status();
2444 studio::WorkArea::async_render_preview(synfig::Time time)
2447 //tile_book.clear();
2450 if(!is_visible())return;
2452 get_canvas()->set_time(get_time());
2453 get_canvas_view()->get_smach().process_event(EVENT_REFRESH_DUCKS);
2454 signal_rendering()();
2456 async_update_preview();
2459 WorkArea::async_render_preview()
2461 return async_render_preview(get_canvas_view()->get_time());
2465 studio::WorkArea::sync_render_preview(synfig::Time time)
2468 //tile_book.clear();
2470 if(!is_visible())return false;
2471 return sync_update_preview();
2475 WorkArea::sync_render_preview()
2477 return sync_render_preview(get_canvas_view()->get_time());
2481 WorkArea::sync_render_preview_hook()
2483 sync_render_preview(get_canvas_view()->get_time());
2487 WorkArea::queue_scroll()
2489 // const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
2491 const synfig::Point focus_point(get_focus_point());
2494 new_x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2495 new_y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2498 old_x(last_focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2499 old_y(last_focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2501 // If the coordinates didn't change, we shouldn't queue a draw
2502 if(old_x==new_x && old_y==new_y)
2506 dx(round_to_int(old_x)-round_to_int(new_x)),
2507 dy(round_to_int(old_y)-round_to_int(new_y));
2509 drawing_area->get_window()->scroll(-dx,-dy);
2511 if (timecode_width && timecode_height)
2513 drawing_area->queue_draw_area(4, 4, 4+timecode_width, 4+timecode_height);
2514 drawing_area->queue_draw_area(4-dx, 4-dy, 4-dx+timecode_width, 4-dy+timecode_height);
2517 #ifndef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2518 if(canvas_interface->get_mode()&synfigapp::MODE_ANIMATE)
2520 int maxx = drawing_area->get_width()-1;
2521 int maxy = drawing_area->get_height()-1;
2525 drawing_area->queue_draw_area( 0, 0, 1, maxy);
2526 drawing_area->queue_draw_area(maxx-dx, 0, maxx-dx, maxy);
2530 drawing_area->queue_draw_area( maxx, 0, maxx, maxy);
2531 drawing_area->queue_draw_area( -dx, 0, -dx, maxy);
2535 drawing_area->queue_draw_area(0, 0, maxx, 1);
2536 drawing_area->queue_draw_area(0, maxy-dy, maxx, maxy-dy);
2540 drawing_area->queue_draw_area(0, maxy, maxx, maxy);
2541 drawing_area->queue_draw_area(0, -dy, maxx, -dy);
2544 #endif // USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2546 last_focus_point=focus_point;
2550 studio::WorkArea::zoom_in()
2552 set_zoom(zoom*1.25);
2556 studio::WorkArea::zoom_out()
2558 set_zoom(zoom/1.25);
2562 studio::WorkArea::zoom_fit()
2564 // This really doesn't zoom to fit. Bug.
2569 studio::WorkArea::zoom_norm()
2572 set_zoom(prev_zoom);
2581 studio::WorkArea::__render_preview(gpointer data)
2583 WorkArea *work_area(static_cast<WorkArea*>(data));
2585 // there's no point anyone trying to cancel the timer now - it's gone off already
2586 work_area->render_idle_func_id = 0;
2588 work_area->queued=false;
2589 work_area->async_render_preview(work_area->get_canvas_view()->get_time());
2595 studio::WorkArea::queue_render_preview()
2597 //synfig::info("queue_render_preview(): called for %s", get_canvas_view()->get_time().get_string().c_str());
2602 //synfig::info("queue_render_preview(): already queued, unqueuing");
2603 /* if(render_idle_func_id)
2604 g_source_remove(render_idle_func_id);
2605 render_idle_func_id=0;
2611 if(dirty_trap_enabled)
2613 dirty_trap_queued++;
2625 //synfig::info("queue_render_preview(): (re)queuing...");
2626 //render_idle_func_id=g_idle_add_full(G_PRIORITY_DEFAULT,__render_preview,this,NULL);
2627 render_idle_func_id=g_timeout_add_full(
2628 G_PRIORITY_DEFAULT, // priority -
2629 queue_time, // interval - the time between calls to the function, in milliseconds (1/1000ths of a second)
2630 __render_preview, // function - function to call
2631 this, // data - data to pass to function
2632 NULL); // notify - function to call when the idle is removed, or NULL
2635 /* else if(rendering)
2644 DirtyTrap::DirtyTrap(WorkArea *work_area):work_area(work_area)
2646 work_area->dirty_trap_enabled=true;
2648 work_area->dirty_trap_queued=0;
2651 DirtyTrap::~DirtyTrap()
2653 work_area->dirty_trap_enabled=false;
2654 if(work_area->dirty_trap_queued)
2655 work_area->queue_render_preview();
2659 studio::WorkArea::queue_draw_preview()
2661 drawing_area->queue_draw();
2665 studio::WorkArea::set_cursor(const Gdk::Cursor& x)
2667 drawing_area->get_window()->set_cursor(x);
2670 studio::WorkArea::set_cursor(Gdk::CursorType x)
2672 drawing_area->get_window()->set_cursor(Gdk::Cursor(x));
2675 #include "iconcontroller.h"
2678 studio::WorkArea::refresh_cursor()
2680 // set_cursor(IconController::get_tool_cursor(canvas_view->get_smach().get_state_name(),drawing_area->get_window()));
2684 studio::WorkArea::reset_cursor()
2686 drawing_area->get_window()->set_cursor(Gdk::Cursor(Gdk::TOP_LEFT_ARROW));
2687 // set_cursor(Gdk::TOP_LEFT_ARROW);
2691 studio::WorkArea::set_zoom(float z)
2693 z=max(1.0f/128.0f,min(128.0f,z));
2697 refresh_dimension_info();
2698 /*if(async_renderer)
2700 async_renderer->stop();
2704 async_update_preview();
2705 //queue_render_preview();
2709 WorkArea::set_selected_value_node(etl::loose_handle<synfig::ValueNode> x)
2711 if(x!=selected_value_node_)
2713 selected_value_node_=x;
2719 WorkArea::insert_renderer(const etl::handle<WorkAreaRenderer> &x)
2721 renderer_set_.insert(x);
2722 x->set_work_area(this);
2727 WorkArea::insert_renderer(const etl::handle<WorkAreaRenderer> &x, int priority)
2729 x->set_priority(priority);
2734 WorkArea::erase_renderer(const etl::handle<WorkAreaRenderer> &x)
2736 x->set_work_area(0);
2737 renderer_set_.erase(x);
2742 WorkArea::resort_render_set()
2744 std::set<etl::handle<WorkAreaRenderer> > tmp(
2745 renderer_set_.begin(),
2748 renderer_set_.swap(tmp);