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
11 ** This package is free software; you can redistribute it and/or
12 ** modify it under the terms of the GNU General Public License as
13 ** published by the Free Software Foundation; either version 2 of
14 ** the License, or (at your option) any later version.
16 ** This package is distributed in the hope that it will be useful,
17 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 ** General Public License for more details.
22 /* ========================================================================= */
24 /* === H E A D E R S ======================================================= */
33 #include <sigc++/adaptors/hide.h>
36 #include "canvasview.h"
38 #include <gtkmm/window.h>
39 #include <gtkmm/image.h>
40 #include <gtkmm/drawingarea.h>
41 #include <gtkmm/ruler.h>
42 #include <gtkmm/arrow.h>
43 #include <gtkmm/image.h>
44 #include <gtkmm/scrollbar.h>
46 #include <sigc++/retype_return.h>
47 #include <sigc++/retype.h>
48 #include <sigc++/hide.h>
51 #include <synfig/target_scanline.h>
52 #include <synfig/target_tile.h>
53 #include <synfig/surface.h>
54 #include <synfig/valuenode_composite.h>
55 #include <synfigapp/canvasinterface.h>
56 #include "event_mouse.h"
57 #include "event_layerclick.h"
58 #include "widget_color.h"
59 #include <synfig/distance.h>
60 #include "workarearenderer.h"
62 #include "renderer_canvas.h"
63 #include "renderer_grid.h"
64 #include "renderer_guides.h"
65 #include "renderer_timecode.h"
66 #include "renderer_ducks.h"
67 #include "renderer_dragbox.h"
68 #include "renderer_bbox.h"
69 #include "asyncrenderer.h"
70 #include <gtkmm/frame.h>
72 #include <synfig/mutex.h>
76 /* === U S I N G =========================================================== */
80 using namespace synfig;
81 using namespace studio;
83 /* === M A C R O S ========================================================= */
88 #define stratof(X) (atof((X).c_str()))
89 #define stratoi(X) (atoi((X).c_str()))
93 /* === G L O B A L S ======================================================= */
95 /* === C L A S S E S ======================================================= */
97 class studio::WorkAreaTarget : public synfig::Target_Tile
103 int real_tile_w,real_tile_h;
104 //std::vector<Glib::RefPtr<Gdk::Pixbuf> >::iterator tile_iter;
106 int twindow_start, twindow_width, twindow_height, twindow_pad;
110 bool onion_first_tile;
113 std::list<synfig::Time> onion_skin_queue;
117 void set_onion_skin(bool x)
121 Time time(rend_desc().get_time_start());
123 onion_skin_queue.push_back(time);
124 //onion_skin_queue.push_back(time-1);
125 //onion_skin_queue.push_back(time+1);
129 onion_skin_queue.push_back(
130 get_canvas()->keyframe_list().find_prev(
140 onion_skin_queue.push_back(
141 get_canvas()->keyframe_list().find_next(
149 onion_layers=onion_skin_queue.size();
151 onion_first_tile=false;
155 WorkAreaTarget(WorkArea *workarea,int w, int h):
157 low_res(workarea->get_low_resolution_flag()),
160 real_tile_w(workarea->tile_w),
161 real_tile_h(workarea->tile_h),
162 refresh_id(workarea->refreshes),
166 //set_remove_alpha();
167 //set_avoid_time_sync();
171 set_tile_w(workarea->tile_w/2);
172 set_tile_h(workarea->tile_h/2);
176 set_tile_w(workarea->tile_w);
177 set_tile_h(workarea->tile_h);
179 set_canvas(workarea->get_canvas());
180 set_quality(workarea->get_quality());
185 workarea->queue_draw();
188 virtual bool set_rend_desc(synfig::RendDesc *newdesc)
191 newdesc->set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN);
193 newdesc->set_wh(w/2,h/2);
195 newdesc->set_wh(w,h);
199 || workarea->get_h()!=h
200 ) workarea->set_wh(w,h,4);
202 workarea->full_frame=false;
208 virtual int total_tiles()const
210 int tw(rend_desc().get_w()/get_tile_w());
211 int th(rend_desc().get_h()/get_tile_h());
212 if(rend_desc().get_w()%get_tile_w()!=0)tw++;
213 if(rend_desc().get_h()%get_tile_h()!=0)th++;
217 virtual int next_frame(Time& time)
219 synfig::Mutex::Lock lock(mutex);
222 return synfig::Target_Tile::next_frame(time);
224 onion_first_tile=(onion_layers==(signed)onion_skin_queue.size());
226 if(!onion_skin_queue.empty())
228 time=onion_skin_queue.front();
229 onion_skin_queue.pop_front();
234 return onion_skin_queue.size()+1;
237 virtual int next_tile(int& x, int& y)
239 synfig::Mutex::Lock lock(mutex);
240 //if(workarea->tile_queue.empty()) return 0;
242 //int curr_tile(workarea->tile_queue.front());
243 //workarea->tile_queue.pop_front();
244 int curr_tile(workarea->next_unrendered_tile(refresh_id-onion_skin_queue.size()));
248 // Width of the image(in tiles)
249 int tw(rend_desc().get_w()/get_tile_w());
250 if(rend_desc().get_w()%get_tile_w()!=0)tw++;
252 y=(curr_tile/tw)*get_tile_w();
253 x=(curr_tile%tw)*get_tile_h();
255 // Mark this tile as "up-to-date"
257 workarea->tile_book[curr_tile].second=refresh_id-onion_skin_queue.size();
259 workarea->tile_book[curr_tile].second=refresh_id;
261 return total_tiles()-curr_tile+1;
265 virtual bool start_frame(synfig::ProgressCallback */*cb*/)
267 synfig::Mutex::Lock lock(mutex);
269 int tw(rend_desc().get_w()/get_tile_w());
270 if(rend_desc().get_w()%get_tile_w()!=0)tw++;
271 int th(rend_desc().get_h()/get_tile_h());
272 if(rend_desc().get_h()%get_tile_h()!=0)th++;
279 workarea->tile_book.resize(total_tiles());
280 //tile_iter=workarea->tile_book.begin()+twindow_start;
284 static void free_buff(const guint8 *x) { free(const_cast<guint8*>(x)); }
286 virtual bool add_tile(const synfig::Surface &surface, int x, int y)
288 synfig::Mutex::Lock lock(mutex);
291 PixelFormat pf(PF_RGB);
293 const int total_bytes(get_tile_w()*get_tile_h()*synfig::channels(pf));
295 unsigned char *buffer((unsigned char*)malloc(total_bytes));
297 if(!surface || !buffer)
300 unsigned char *dest(buffer);
301 const Color *src(surface[0]);
304 int x(surface.get_w()*surface.get_h());
305 //if(low_res) { w/=2,h/=2; }
306 Color dark(0.6,0.6,0.6);
307 Color lite(0.8,0.8,0.8);
309 dest=Color2PixelFormat(
312 ((i/surface.get_w())*8/h+(i%surface.get_w())*8/w)&1?dark:lite,
321 int tw(rend_desc().get_w()/get_tile_w());
322 if(rend_desc().get_w()%get_tile_w()!=0)tw++;
323 unsigned int index=y*tw+x;
326 if(index>workarea->tile_book.size())
329 Glib::RefPtr<Gdk::Pixbuf> pixbuf;
331 pixbuf=Gdk::Pixbuf::create_from_data(
332 buffer, // pointer to the data
333 Gdk::COLORSPACE_RGB, // the colorspace
334 ((pf&PF_A)==PF_A), // has alpha?
335 8, // bits per sample
336 surface.get_w(), // width
337 surface.get_h(), // height
338 surface.get_w()*synfig::channels(pf), // stride (pitch)
339 sigc::ptr_fun(&WorkAreaTarget::free_buff)
344 // We need to scale up
345 pixbuf=pixbuf->scale_simple(
352 if(!onionskin || onion_first_tile || !workarea->tile_book[index].first)
354 workarea->tile_book[index].first=pixbuf;
359 workarea->tile_book[index].first, // Dest
362 pixbuf->get_width(), // dest width
363 pixbuf->get_height(), // dest_height,
364 0, // double offset_x
365 0, // double offset_y
368 Gdk::INTERP_NEAREST, // interp
369 255/(onion_layers-onion_skin_queue.size()+1) //int overall_alpha
374 workarea->queue_draw();
375 assert(workarea->tile_book[index].first);
379 virtual void end_frame()
381 //workarea->queue_draw();
386 class studio::WorkAreaTarget_Full : public synfig::Target_Scanline
392 int real_tile_w,real_tile_h;
393 //std::vector<Glib::RefPtr<Gdk::Pixbuf> >::iterator tile_iter;
395 int twindow_start, twindow_width, twindow_height, twindow_pad;
399 bool onion_first_tile;
404 std::list<synfig::Time> onion_skin_queue;
406 void set_onion_skin(bool x)
410 Time time(rend_desc().get_time_start());
412 onion_skin_queue.push_back(time);
413 //onion_skin_queue.push_back(time-1);
414 //onion_skin_queue.push_back(time+1);
420 onion_skin_queue.push_back(
421 get_canvas()->keyframe_list().find_prev(
431 onion_skin_queue.push_back(
432 get_canvas()->keyframe_list().find_next(
440 onion_layers=onion_skin_queue.size();
442 onion_first_tile=false;
446 WorkAreaTarget_Full(WorkArea *workarea,int w, int h):
448 low_res(workarea->get_low_resolution_flag()),
451 refresh_id(workarea->refreshes),
455 set_canvas(workarea->get_canvas());
456 set_quality(workarea->get_quality());
459 ~WorkAreaTarget_Full()
463 virtual bool set_rend_desc(synfig::RendDesc *newdesc)
466 newdesc->set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN);
468 newdesc->set_wh(w/2,h/2);
470 newdesc->set_wh(w,h);
474 || workarea->get_h()!=h
475 ) workarea->set_wh(w,h,4);
477 surface.set_wh(newdesc->get_w(),newdesc->get_h());
480 workarea->full_frame=true;
481 workarea->tile_book.resize(1);
485 virtual int next_frame(Time& time)
487 // Mark this tile as "up-to-date"
489 workarea->tile_book[0].second=refresh_id-onion_skin_queue.size();
491 workarea->tile_book[0].second=refresh_id;
494 return synfig::Target_Scanline::next_frame(time);
496 onion_first_tile=(onion_layers==(signed)onion_skin_queue.size());
498 if(!onion_skin_queue.empty())
500 time=onion_skin_queue.front();
501 onion_skin_queue.pop_front();
505 return onion_skin_queue.size()+1;
509 virtual bool start_frame(synfig::ProgressCallback */*cb*/)
514 virtual Color * start_scanline(int scanline)
516 return surface[scanline];
519 virtual bool end_scanline()
524 static void free_buff(const guint8 *x) { free(const_cast<guint8*>(x)); }
526 virtual void end_frame()
530 PixelFormat pf(PF_RGB);
532 const int total_bytes(surface.get_w()*surface.get_h()*synfig::channels(pf));
534 unsigned char *buffer((unsigned char*)malloc(total_bytes));
536 if(!surface || !buffer)
539 unsigned char *dest(buffer);
540 const Color *src(surface[0]);
541 int w(surface.get_w());
542 //int h(surface.get_h());
543 int x(surface.get_w()*surface.get_h());
544 //if(low_res) { w/=2,h/=2; }
545 Color dark(0.6,0.6,0.6);
546 Color lite(0.8,0.8,0.8);
547 int tw=workarea->tile_w;
548 int th=workarea->tile_h;
555 dest=Color2PixelFormat(
558 ((i/w)*8/th+(i%w)*8/tw)&1?dark:lite,
567 Glib::RefPtr<Gdk::Pixbuf> pixbuf;
569 pixbuf=Gdk::Pixbuf::create_from_data(
570 buffer, // pointer to the data
571 Gdk::COLORSPACE_RGB, // the colorspace
572 ((pf&PF_A)==PF_A), // has alpha?
573 8, // bits per sample
574 surface.get_w(), // width
575 surface.get_h(), // height
576 surface.get_w()*synfig::channels(pf), // stride (pitch)
577 sigc::ptr_fun(&WorkAreaTarget::free_buff)
582 // We need to scale up
583 pixbuf=pixbuf->scale_simple(
592 if(!onionskin || onion_first_tile || !workarea->tile_book[index].first)
594 workarea->tile_book[index].first=pixbuf;
599 workarea->tile_book[index].first, // Dest
602 pixbuf->get_width(), // dest width
603 pixbuf->get_height(), // dest_height,
604 0, // double offset_x
605 0, // double offset_y
608 Gdk::INTERP_NEAREST, // interp
609 255/(onion_layers-onion_skin_queue.size()+1) //int overall_alpha
613 workarea->queue_draw();
614 assert(workarea->tile_book[index].first);
621 /* === M E T H O D S ======================================================= */
624 WorkArea::WorkArea(etl::loose_handle<synfigapp::CanvasInterface> canvas_interface):
625 Gtk::Table(4+RULER_FIX, 3, false),
626 canvas_interface(canvas_interface),
627 canvas(canvas_interface->get_canvas()),
628 scrollx_adjustment(0,-4,4,0.01,0.1),
629 scrolly_adjustment(0,-4,4,0.01,0.1),
644 allow_duck_clicks=true;
645 allow_layer_clicks=true;
646 render_idle_func_id=0;
654 last_focus_point=Point(0,0);
657 dirty_trap_enabled=false;
662 meta_data_lock=false;
664 insert_renderer(new Renderer_Canvas, 000);
665 insert_renderer(new Renderer_Grid, 100);
666 insert_renderer(new Renderer_Guides, 200);
667 insert_renderer(new Renderer_Ducks, 300);
668 insert_renderer(new Renderer_BBox, 399);
669 insert_renderer(new Renderer_Dragbox, 400);
670 insert_renderer(new Renderer_Timecode, 500);
672 signal_duck_selection_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::queue_draw));
673 signal_strokes_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::queue_draw));
674 signal_grid_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::queue_draw));
675 signal_grid_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::save_meta_data));
676 signal_sketch_saved().connect(sigc::mem_fun(*this,&studio::WorkArea::save_meta_data));
678 // Not that it really makes a difference... (setting this to zero, that is)
681 drawing_area=manage(new class Gtk::DrawingArea());
682 drawing_area->show();
683 drawing_area->set_extension_events(Gdk::EXTENSION_EVENTS_ALL);
685 drawing_frame=manage(new Gtk::Frame);
686 drawing_frame->add(*drawing_area);
687 //drawing_frame->set_shadow_type(Gtk::SHADOW_NONE);
688 //drawing_frame->property_border_width()=5;
689 //drawing_frame->modify_fg(Gtk::STATE_NORMAL,Gdk::Color("#00ffff"));
690 //drawing_frame->modify_base(Gtk::STATE_NORMAL,Gdk::Color("#ff00ff"));
691 /*drawing_frame->modify_fg(Gtk::STATE_ACTIVE,Gdk::Color("#00ffff"));
692 drawing_frame->modify_base(Gtk::STATE_ACTIVE,Gdk::Color("#ff00ff"));
693 drawing_frame->modify_bg(Gtk::STATE_ACTIVE,Gdk::Color("#00ff00"));
694 drawing_frame->modify_fg(Gtk::STATE_INSENSITIVE,Gdk::Color("#00ffff"));
695 drawing_frame->modify_base(Gtk::STATE_INSENSITIVE,Gdk::Color("#ff00ff"));
696 drawing_frame->modify_bg(Gtk::STATE_INSENSITIVE,Gdk::Color("#00ff00"));
697 drawing_frame->modify_fg(Gtk::STATE_SELECTED,Gdk::Color("#00ffff"));
698 drawing_frame->modify_base(Gtk::STATE_SELECTED,Gdk::Color("#ff00ff"));
699 drawing_frame->modify_bg(Gtk::STATE_SELECTED,Gdk::Color("#00ff00"));
701 //drawing_frame->set_state(Gtk::STATE_NORMAL);
703 drawing_frame->show();
705 attach(*drawing_frame, 1, 3+RULER_FIX, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
707 Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
710 // Create the vertical and horizontal rulers
711 vruler = manage(new class Gtk::VRuler());
712 hruler = manage(new class Gtk::HRuler());
713 vruler->set_metric(Gtk::PIXELS);
714 hruler->set_metric(Gtk::PIXELS);
717 attach(*vruler, 0, 1, 1, 2, Gtk::SHRINK|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
718 attach(*hruler, 1, 3+RULER_FIX, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
719 hruler->signal_event().connect(sigc::mem_fun(*this, &WorkArea::on_hruler_event));
720 vruler->signal_event().connect(sigc::mem_fun(*this, &WorkArea::on_vruler_event));
721 hruler->add_events(Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK |Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
722 vruler->add_events(Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK |Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
724 // Create the menu button
725 menubutton=manage(new class Gtk::Button());
726 Gtk::Arrow *arrow1 = manage(new class Gtk::Arrow(Gtk::ARROW_RIGHT, Gtk::SHADOW_OUT));
727 menubutton->add(*arrow1);
728 menubutton->show_all();
729 menubutton->signal_pressed().connect(sigc::mem_fun(*this, &WorkArea::popup_menu));
730 attach(*menubutton, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
734 Gtk::VScrollbar *vscrollbar1 = manage(new class Gtk::VScrollbar(*get_scrolly_adjustment()));
735 Gtk::HScrollbar *hscrollbar1 = manage(new class Gtk::HScrollbar(*get_scrollx_adjustment()));
738 attach(*vscrollbar1, 3+RULER_FIX, 4+RULER_FIX, 1, 2, Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
739 attach(*hscrollbar1, 2+RULER_FIX, 3+RULER_FIX, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::FILL, 0, 0);
741 ZoomDial *zoomdial=manage(new class ZoomDial(iconsize));
742 zoomdial->signal_zoom_in().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_in));
743 zoomdial->signal_zoom_out().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_out));
744 zoomdial->signal_zoom_fit().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_fit));
745 zoomdial->signal_zoom_norm().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_norm));
747 attach(*zoomdial, 0, 2+RULER_FIX, 2, 3, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
749 drawing_area->add_events(Gdk::KEY_PRESS_MASK | Gdk::KEY_RELEASE_MASK);
750 add_events(Gdk::KEY_PRESS_MASK);
751 drawing_area->add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
752 drawing_area->add_events(Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK |Gdk::POINTER_MOTION_MASK);
754 // ----------------- Attach signals
756 drawing_area->signal_expose_event().connect(sigc::mem_fun(*this, &WorkArea::refresh));
757 drawing_area->signal_event().connect(sigc::mem_fun(*this, &WorkArea::on_drawing_area_event));
758 drawing_area->signal_size_allocate().connect(sigc::hide(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info)));
762 canvas_interface->signal_rend_desc_changed().connect(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info));
763 // When either of the scrolling adjustments change, then redraw.
764 get_scrollx_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::queue_scroll));
765 get_scrolly_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::queue_scroll));
766 get_scrollx_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info));
767 get_scrolly_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info));
769 get_canvas()->signal_meta_data_changed("grid_size").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
770 get_canvas()->signal_meta_data_changed("grid_snap").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
771 get_canvas()->signal_meta_data_changed("grid_show").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
772 get_canvas()->signal_meta_data_changed("guide_show").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
773 get_canvas()->signal_meta_data_changed("guide_x").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
774 get_canvas()->signal_meta_data_changed("guide_y").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
775 get_canvas()->signal_meta_data_changed("onion_skin").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
776 get_canvas()->signal_meta_data_changed("guide_snap").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
777 get_canvas()->signal_meta_data_changed("sketch").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
778 get_canvas()->signal_meta_data_changed("solid_lines").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
781 meta_data_lock=false;
782 set_focus_point(Point(0,0));
788 String data(canvas->get_meta_data("sketch"));
791 if(!load_sketch(data))
792 load_sketch(dirname(canvas->get_file_name())+ETL_DIRECTORY_SEPARATOR+basename(data));
796 hruler->property_max_size()=double(10.0);
797 vruler->property_max_size()=double(10.0);
799 drawing_area->set_flags(drawing_area->get_flags()|Gtk::CAN_FOCUS);
802 WorkArea::~WorkArea()
806 // don't leave the render function queued if we are about to vanish;
807 // that causes crashes
808 if(render_idle_func_id)
810 synfig::info("g_source_remove() returns %d", g_source_remove(render_idle_func_id));
811 render_idle_func_id=0;
813 synfig::info("no render_idle_func_id to clear\n");
817 WorkArea::save_meta_data()
823 Vector s(get_grid_size());
824 canvas_interface->set_meta_data("grid_size",strprintf("%f %f",s[0],s[1]));
825 canvas_interface->set_meta_data("grid_snap",get_grid_snap()?"1":"0");
826 canvas_interface->set_meta_data("guide_snap",get_guide_snap()?"1":"0");
827 canvas_interface->set_meta_data("guide_show",get_show_guides()?"1":"0");
828 canvas_interface->set_meta_data("grid_show",show_grid?"1":"0");
829 canvas_interface->set_meta_data("onion_skin",onion_skin?"1":"0");
832 GuideList::const_iterator iter;
833 for(iter=get_guide_list_x().begin();iter!=get_guide_list_x().end();++iter)
837 data+=strprintf("%f",*iter);
840 canvas_interface->set_meta_data("guide_x",data);
843 for(iter=get_guide_list_y().begin();iter!=get_guide_list_y().end();++iter)
847 data+=strprintf("%f",*iter);
850 canvas_interface->set_meta_data("guide_y",data);
853 if(get_sketch_filename().size())
855 if(dirname(canvas->get_file_name())==dirname(get_sketch_filename()))
856 canvas_interface->set_meta_data("sketch",basename(get_sketch_filename()));
858 canvas_interface->set_meta_data("sketch",get_sketch_filename());
861 meta_data_lock=false;
865 WorkArea::load_meta_data()
873 data=canvas->get_meta_data("grid_size");
876 float gx(get_grid_size()[0]),gy(get_grid_size()[1]);
878 String::iterator iter(find(data.begin(),data.end(),' '));
879 String tmp(data.begin(),iter);
887 tmp=String(iter+1,data.end());
892 set_grid_size(Vector(gx,gy));
895 synfig::error("WorkArea::load_meta_data(): Unable to parse data for \"grid_size\", which was \"%s\"",data.c_str());
897 data=canvas->get_meta_data("grid_show");
898 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
900 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
903 data=canvas->get_meta_data("solid_lines");
904 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
906 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
909 data=canvas->get_meta_data("guide_show");
910 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
912 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
915 data=canvas->get_meta_data("grid_snap");
916 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
918 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
919 set_grid_snap(false);
921 data=canvas->get_meta_data("guide_snap");
922 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
923 set_guide_snap(true);
924 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
925 set_guide_snap(false);
927 data=canvas->get_meta_data("onion_skin");
928 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
929 set_onion_skin(true);
930 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
931 set_onion_skin(false);
933 data=canvas->get_meta_data("guide_x");
934 get_guide_list_x().clear();
937 String::iterator iter(find(data.begin(),data.end(),' '));
938 String guide(data.begin(),iter);
941 get_guide_list_x().push_back(stratof(guide));
946 data=String(iter+1,data.end());
948 //sort(get_guide_list_x());
950 data=canvas->get_meta_data("guide_y");
951 get_guide_list_y().clear();
954 String::iterator iter(find(data.begin(),data.end(),' '));
955 String guide(data.begin(),iter);
958 get_guide_list_y().push_back(stratof(guide));
963 data=String(iter+1,data.end());
965 //sort(get_guide_list_y());
967 meta_data_lock=false;
972 WorkArea::set_onion_skin(bool x)
978 queue_render_preview();
979 signal_onion_skin_changed()();
983 WorkArea::get_onion_skin()const
989 WorkArea::enable_grid()
997 WorkArea::disable_grid()
1005 WorkArea::set_show_guides(bool x)
1013 WorkArea::toggle_grid()
1015 show_grid=!show_grid;
1021 WorkArea::set_low_resolution_flag(bool x)
1023 if(x!=low_resolution)
1026 queue_render_preview();
1031 WorkArea::toggle_low_resolution_flag()
1033 set_low_resolution_flag(!get_low_resolution_flag());
1037 WorkArea::popup_menu()
1039 signal_popup_menu()();
1043 WorkArea::set_grid_size(const synfig::Vector &s)
1045 Duckmatic::set_grid_size(s);
1051 WorkArea::set_focus_point(const synfig::Point &point)
1053 // These next three lines try to ensure that we place the
1054 // focus on a pixel boundry
1055 /*Point adjusted(point[0]/abs(get_pw()),point[1]/abs(get_ph()));
1056 adjusted[0]=(abs(adjusted[0]-floor(adjusted[0]))<0.5)?floor(adjusted[0])*abs(get_pw()):ceil(adjusted[0])*abs(get_ph());
1057 adjusted[1]=(abs(adjusted[1]-floor(adjusted[1]))<0.5)?floor(adjusted[1])*abs(get_ph()):ceil(adjusted[1])*abs(get_ph());
1059 const synfig::Point& adjusted(point);
1061 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1062 Real x_factor=(rend_desc.get_br()[0]-rend_desc.get_tl()[0]>0)?-1:1;
1063 Real y_factor=(rend_desc.get_br()[1]-rend_desc.get_tl()[1]>0)?-1:1;
1065 get_scrollx_adjustment()->set_value(adjusted[0]*x_factor);
1066 get_scrolly_adjustment()->set_value(adjusted[1]*y_factor);
1070 WorkArea::get_focus_point()const
1072 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1073 Real x_factor=(rend_desc.get_br()[0]-rend_desc.get_tl()[0]>0)?-1:1;
1074 Real y_factor=(rend_desc.get_br()[1]-rend_desc.get_tl()[1]>0)?-1:1;
1076 return synfig::Point(get_scrollx_adjustment()->get_value()*x_factor, get_scrolly_adjustment()->get_value()*y_factor);
1080 WorkArea::set_wh(int W, int H,int CHAN)
1082 // If our size is already set, don't set it again
1083 if(W==w && H==h && CHAN==bpp)
1087 if(W<=0 || H<=0 || CHAN<=0)
1094 // Set all of the parameters
1099 refresh_dimension_info();
1107 WorkArea::on_key_press_event(GdkEventKey* event)
1109 if(get_selected_ducks().empty())
1112 Real multiplier(1.0);
1114 if(Gdk::ModifierType(event->state)&GDK_SHIFT_MASK)
1118 switch(event->keyval)
1121 nudge=Vector(-pw,0);
1127 nudge=Vector(0,-ph);
1137 synfigapp::Action::PassiveGrouper grouper(instance.get(),"Nudge");
1139 // Grid snap does not apply to nudging
1140 bool grid_snap_holder(get_grid_snap());
1141 bool guide_snap_holder(get_guide_snap());
1142 set_grid_snap(false);
1145 start_duck_drag(get_selected_duck()->get_trans_point());
1146 translate_selected_ducks(get_selected_duck()->get_trans_point()+nudge*multiplier);
1151 canvas_view->duck_refresh_flag=true;
1152 canvas_view->queue_rebuild_ducks();
1155 set_grid_snap(grid_snap_holder);
1156 set_guide_snap(guide_snap_holder);
1162 WorkArea::on_drawing_area_event(GdkEvent *event)
1164 synfig::Point mouse_pos;
1165 float bezier_click_pos;
1166 const float radius((abs(pw)+abs(ph))*4);
1167 int button_pressed(0);
1169 bool is_mouse(false);
1170 Gdk::ModifierType modifier(Gdk::ModifierType(0));
1172 drawing_area->grab_focus();
1174 // Handle input stuff
1176 event->any.type==GDK_MOTION_NOTIFY ||
1177 event->any.type==GDK_BUTTON_PRESS ||
1178 event->any.type==GDK_2BUTTON_PRESS ||
1179 event->any.type==GDK_3BUTTON_PRESS ||
1180 event->any.type==GDK_BUTTON_RELEASE
1184 if(event->any.type==GDK_MOTION_NOTIFY)
1186 device=event->motion.device;
1187 modifier=Gdk::ModifierType(event->motion.state);
1191 device=event->button.device;
1192 modifier=Gdk::ModifierType(event->button.state);
1195 // Make sure we recognise the device
1196 if(curr_input_device)
1198 if(curr_input_device!=device)
1201 curr_input_device=device;
1202 signal_input_device_changed()(curr_input_device);
1207 curr_input_device=device;
1208 signal_input_device_changed()(curr_input_device);
1211 assert(curr_input_device);
1213 // Calculate the position of the
1214 // input device in canvas coordinates
1216 if(!event->button.axes)
1218 mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(event->button.x,event->button.y)));
1219 button_pressed=event->button.button;
1222 if(isnan(event->button.x) || isnan(event->button.y))
1227 double x(event->button.axes[0]);
1228 double y(event->button.axes[1]);
1229 if(isnan(x) || isnan(y))
1232 pressure=event->button.axes[2];
1233 //synfig::info("pressure=%f",pressure);
1235 pressure/=1.0f-0.04f;
1238 assert(!isnan(pressure));
1240 mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(x,y)));
1242 button_pressed=event->button.button;
1244 if(button_pressed==1 && pressure<0 && (event->any.type!=GDK_BUTTON_RELEASE && event->any.type!=GDK_BUTTON_PRESS))
1249 //if(event->any.type==GDK_BUTTON_PRESS && button_pressed)
1250 // synfig::info("Button pressed on input device = %d",event->button.button);
1252 //if(event->button.axes[2]>0.1)
1253 // button_pressed=1;
1255 // button_pressed=0;
1258 // GDK mouse scrolling events
1259 else if(event->any.type==GDK_SCROLL)
1261 // GDK information needed to properly interprete mouse
1262 // scrolling events are: scroll.state, scroll.x/scroll.y, and
1263 // scroll.direction. The value of scroll.direction will be
1266 modifier=Gdk::ModifierType(event->scroll.state);
1267 mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(event->scroll.x,event->scroll.y)));
1270 // Handle the renderables
1272 std::set<etl::handle<WorkAreaRenderer> >::iterator iter;
1273 for(iter=renderer_set_.begin();iter!=renderer_set_.end();++iter)
1275 if((*iter)->get_enabled())
1276 if((*iter)->event_vfunc(event))
1278 // Event handled. Return true.
1284 // Event hasn't been handled, pass it down
1287 case GDK_BUTTON_PRESS:
1289 switch(button_pressed)
1291 case 1: // Attempt to click on a duck
1293 etl::handle<Duck> duck;
1296 if(allow_duck_clicks)
1298 duck=find_duck(mouse_pos,radius);
1302 // make a note of whether the duck we click on was selected or not
1303 if(duck_is_selected(duck))
1308 // if CTRL isn't pressed, clicking an unselected duck will unselect all other ducks
1309 if(!(modifier&GDK_CONTROL_MASK))
1310 clear_selected_ducks();
1316 // clear_selected_ducks();
1320 selected_bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
1321 if(duck && duck->get_editable())
1323 //get_selected_duck()->signal_user_click(0)();
1324 //if(clicked_duck)clicked_duck->signal_user_click(0)();
1326 // if the user is holding shift while clicking on a tangent duck, consider splitting the tangent
1327 if (event->motion.state&GDK_SHIFT_MASK && duck->get_type() == Duck::TYPE_TANGENT)
1329 synfigapp::ValueDesc value_desc = duck->get_value_desc();
1331 // we have the tangent, but need the vertex - that's the parent
1332 if (value_desc.parent_is_value_node()) {
1333 ValueNode_Composite::Handle parent_value_node = value_desc.get_parent_value_node();
1335 // if the tangent isn't split, then split it
1336 if (!((*(parent_value_node->get_link("split")))(get_time()).get(bool())))
1338 get_canvas_view()->canvas_interface()->
1339 change_value(synfigapp::ValueDesc(parent_value_node,
1340 parent_value_node->get_link_index_from_name("split")),
1342 // rebuild the ducks from scratch, so the tangents ducks aren't connected
1343 get_canvas_view()->rebuild_ducks();
1345 // reprocess the mouse click
1346 return on_drawing_area_event(event);
1349 // I don't know how to access the vertex from the tangent duck when originally drawing the bline in the bline tool
1351 // synfig::ValueNode::Handle vn = value_desc.get_value_node();
1352 synfig::info("parent isn't value node? shift-drag-tangent doesn't work in bline tool yet...");
1357 drag_point=mouse_pos;
1358 //drawing_area->queue_draw();
1359 start_duck_drag(mouse_pos);
1360 get_canvas_view()->reset_cancel_status();
1363 // I commented out this section because
1364 // it was causing issues when rotoscoping.
1365 // At the moment, we don't need it, so
1366 // this was the easiest way to fix the problem.
1372 selected_bezier->signal_user_click(0)(bezier_click_pos);
1377 //clear_selected_ducks();
1379 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_LEFT,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
1381 // Check for a guide click
1382 GuideList::iterator iter;
1384 iter=find_guide_x(mouse_pos,radius);
1385 if(iter==get_guide_list_x().end())
1387 curr_guide_is_x=false;
1388 iter=find_guide_y(mouse_pos,radius);
1391 curr_guide_is_x=true;
1392 if(iter!=get_guide_list_x().end() && iter!=get_guide_list_y().end())
1394 dragging=DRAG_GUIDE;
1400 // All else fails, try making a selection box
1402 curr_point=drag_point=mouse_pos;
1408 case 2: // Attempt to drag and move the window
1410 etl::handle<Duck> duck=find_duck(mouse_pos,radius);
1411 etl::handle<Bezier> bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
1413 duck->signal_user_click(1)();
1416 bezier->signal_user_click(1)(bezier_click_pos);
1418 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_MIDDLE,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
1421 dragging=DRAG_WINDOW;
1422 drag_point=mouse_pos;
1423 signal_user_click(1)(mouse_pos);
1427 case 3: // Attempt to either get info on a duck, or open the menu
1429 etl::handle<Duck> duck=find_duck(mouse_pos,radius);
1430 etl::handle<Bezier> bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
1432 Layer::Handle layer(get_canvas()->find_layer(mouse_pos));
1435 if(get_selected_ducks().size()<=1)
1436 duck->signal_user_click(2)();
1439 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MULTIPLE_DUCKS_CLICKED,BUTTON_RIGHT,mouse_pos,pressure,modifier));
1446 bezier->signal_user_click(2)(bezier_click_pos);
1452 if(canvas_view->get_smach().process_event(EventLayerClick(layer,BUTTON_RIGHT,mouse_pos))==Smach::RESULT_OK)
1457 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_RIGHT,mouse_pos,pressure,modifier));
1459 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_RIGHT,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
1468 signal_user_click(3)(mouse_pos);
1471 signal_user_click(4)(mouse_pos);
1478 case GDK_MOTION_NOTIFY:
1479 curr_point=mouse_pos;
1481 if(event->motion.time-last_event_time<25)
1484 last_event_time=event->motion.time;
1486 signal_cursor_moved_();
1488 // Guide/Duck hilights on hover
1489 if(dragging==DRAG_NONE)
1491 GuideList::iterator iter;
1493 iter=find_guide_x(mouse_pos,radius);
1494 if(iter==get_guide_list_x().end())
1495 iter=find_guide_y(mouse_pos,radius);
1497 if(iter!=curr_guide)
1500 drawing_area->queue_draw();
1503 etl::handle<Duck> duck;
1504 duck=find_duck(mouse_pos,radius);
1505 if(duck!=hover_duck)
1508 drawing_area->queue_draw();
1513 if(dragging==DRAG_DUCK)
1515 if(canvas_view->get_cancel_status())
1518 canvas_view->queue_rebuild_ducks();
1522 Point point((mouse_pos-selected_duck->get_origin())/selected_duck->get_scalar());
1525 point[0]=floor(point[0]/grid_size[0]+0.5)*grid_size[0];
1526 point[1]=floor(point[1]/grid_size[1]+0.5)*grid_size[1];
1528 selected_duck->set_point(point);
1531 //Point p(mouse_pos);
1533 set_axis_lock(event->motion.state&GDK_SHIFT_MASK);
1535 translate_selected_ducks(mouse_pos);
1537 drawing_area->queue_draw();
1539 if(dragging==DRAG_BOX)
1541 curr_point=mouse_pos;
1542 drawing_area->queue_draw();
1544 if(dragging==DRAG_GUIDE)
1547 *curr_guide=mouse_pos[0];
1549 *curr_guide=mouse_pos[1];
1550 drawing_area->queue_draw();
1552 if(dragging!=DRAG_WINDOW)
1553 { // Update those triangle things on the rulers
1554 const synfig::Point point(mouse_pos);
1555 hruler->property_position()=Distance(point[0],Distance::SYSTEM_UNITS).get(App::distance_system,get_canvas()->rend_desc());
1556 vruler->property_position()=Distance(point[1],Distance::SYSTEM_UNITS).get(App::distance_system,get_canvas()->rend_desc());
1558 if(dragging==DRAG_WINDOW)
1560 set_focus_point(get_focus_point()+mouse_pos-drag_point);
1563 if(event->motion.state&GDK_BUTTON1_MASK && canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DRAG,BUTTON_LEFT,mouse_pos,pressure,modifier))==Smach::RESULT_ACCEPT)
1566 if(event->motion.state&GDK_BUTTON2_MASK && canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DRAG,BUTTON_MIDDLE,mouse_pos,pressure,modifier))==Smach::RESULT_ACCEPT)
1569 if(event->motion.state&GDK_BUTTON3_MASK && canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DRAG,BUTTON_RIGHT,mouse_pos,pressure,modifier))==Smach::RESULT_ACCEPT)
1572 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_MOTION,BUTTON_NONE,mouse_pos,pressure,modifier))==Smach::RESULT_ACCEPT)
1576 case GDK_BUTTON_RELEASE:
1580 if(dragging==DRAG_GUIDE)
1587 if(dragging==DRAG_DUCK)
1589 synfigapp::Action::PassiveGrouper grouper(instance.get(),"Move");
1591 //translate_selected_ducks(mouse_pos);
1592 set_axis_lock(false);
1595 get_canvas_view()->duck_refresh_flag=false;
1596 get_canvas_view()->duck_refresh_needed=false;
1597 const bool drag_did_anything(end_duck_drag());
1598 get_canvas_view()->duck_refresh_flag=true;
1599 if(!drag_did_anything)
1601 // if we originally clicked on a selected duck ...
1604 // ... and CTRL is pressed, then just toggle the clicked duck
1605 // otherwise make the clicked duck the only selected duck
1606 if(modifier&GDK_CONTROL_MASK)
1607 unselect_duck(clicked_duck);
1610 clear_selected_ducks();
1611 select_duck(clicked_duck);
1613 clicked_duck->signal_user_click(0)();
1618 if(canvas_view->duck_refresh_needed)
1619 canvas_view->queue_rebuild_ducks();
1624 canvas_view->duck_refresh_flag=true;
1625 canvas_view->queue_rebuild_ducks();
1634 if(dragging==DRAG_BOX)
1637 if((drag_point-mouse_pos).mag()>radius/2.0f)
1639 if(canvas_view->get_smach().process_event(EventBox(drag_point,mouse_pos,MouseButton(event->button.button),modifier))==Smach::RESULT_ACCEPT)
1642 // when dragging a box around some ducks:
1643 // SHIFT selects; CTRL toggles; SHIFT+CTRL unselects; <none> clears all then selects
1644 if(modifier&GDK_SHIFT_MASK)
1645 select_ducks_in_box(drag_point,mouse_pos);
1647 if(modifier&GDK_CONTROL_MASK)
1648 toggle_select_ducks_in_box(drag_point,mouse_pos);
1649 else if(!(modifier&GDK_SHIFT_MASK))
1651 clear_selected_ducks();
1652 select_ducks_in_box(drag_point,mouse_pos);
1658 if(allow_layer_clicks)
1660 Layer::Handle layer(get_canvas()->find_layer(drag_point));
1663 if(canvas_view->get_smach().process_event(EventLayerClick(layer,BUTTON_LEFT,mouse_pos,modifier))==Smach::RESULT_OK)
1664 signal_layer_selected_(layer);
1670 signal_user_click(0)(mouse_pos);
1677 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_UP,MouseButton(event->button.button),mouse_pos,pressure,modifier))==Smach::RESULT_ACCEPT)
1685 // Handle a mouse scrolling event like Xara Xtreme and
1688 // Scroll up/down: scroll up/down
1689 // Shift + scroll up/down: scroll left/right
1690 // Control + scroll up/down: zoom in/out
1692 if(modifier&GDK_CONTROL_MASK)
1695 // The zoom is performed while preserving the pointer
1696 // position as a fixed point (similarly to Xara Xtreme and
1699 // The strategy used below is to scroll to the updated
1700 // position, then zoom. This is easy to implement within
1701 // the present architecture, but has the disadvantage of
1702 // triggering multiple visible refreshes. Note: 1.25 is
1703 // the hard wired ratio in zoom_in()/zoom_out(). The
1704 // variable "drift" compensates additional inaccuracies in
1705 // the zoom. There is also an additional minus sign for
1706 // the inverted y coordinates.
1708 // FIXME: One might want to figure out where in the code
1709 // this empirical drift is been introduced.
1711 const synfig::Point scroll_point(get_scrollx_adjustment()->get_value(),get_scrolly_adjustment()->get_value());
1712 const double drift = 0.052;
1714 switch(event->scroll.direction)
1717 case GDK_SCROLL_RIGHT:
1718 get_scrollx_adjustment()->set_value(scroll_point[0]+(mouse_pos[0]-scroll_point[0])*(1.25-(1+drift)));
1719 get_scrolly_adjustment()->set_value(scroll_point[1]-(mouse_pos[1]+scroll_point[1])*(1.25-(1+drift)));
1722 case GDK_SCROLL_DOWN:
1723 case GDK_SCROLL_LEFT:
1724 get_scrollx_adjustment()->set_value(scroll_point[0]+(mouse_pos[0]-scroll_point[0])*(1/1.25-(1+drift)));
1725 get_scrolly_adjustment()->set_value(scroll_point[1]-(mouse_pos[1]+scroll_point[1])*(1/1.25-(1+drift)));
1732 else if(modifier&GDK_SHIFT_MASK)
1734 // Scroll in either direction by 20 pixels. Ideally, the
1735 // amount of pixels per scrolling event should be
1736 // configurable. Xara Xtreme currently uses an (hard
1737 // wired) amount 20 pixel, Inkscape defaults to 40 pixels.
1739 const int scroll_pixel = 20;
1741 switch(event->scroll.direction)
1744 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()-scroll_pixel*pw);
1746 case GDK_SCROLL_DOWN:
1747 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()+scroll_pixel*pw);
1749 case GDK_SCROLL_LEFT:
1750 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()+scroll_pixel*ph);
1752 case GDK_SCROLL_RIGHT:
1753 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()-scroll_pixel*ph);
1761 // Scroll in either direction by 20 pixels. Ideally, the
1762 // amount of pixels per scrolling event should be
1763 // configurable. Xara Xtreme currently uses an (hard
1764 // wired) amount 20 pixel, Inkscape defaults to 40 pixels.
1766 const int scroll_pixel = 20;
1768 switch(event->scroll.direction)
1771 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()+scroll_pixel*ph);
1773 case GDK_SCROLL_DOWN:
1774 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()-scroll_pixel*ph);
1776 case GDK_SCROLL_LEFT:
1777 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()-scroll_pixel*pw);
1779 case GDK_SCROLL_RIGHT:
1780 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()+scroll_pixel*pw);
1795 WorkArea::on_hruler_event(GdkEvent */*event*/)
1800 case GDK_BUTTON_PRESS:
1801 if(dragging==DRAG_NONE)
1803 dragging=DRAG_GUIDE;
1804 curr_guide=get_guide_list_y().insert(get_guide_list_y().begin());
1805 curr_guide_is_x=false;
1810 case GDK_MOTION_NOTIFY:
1812 if(dragging==DRAG_GUIDE && curr_guide_is_x==false)
1815 if(event->button.axes)
1817 x=(event->button.axes[0]);
1818 y=(event->button.axes[1]);
1826 if(isnan(y) || isnan(x))
1829 *curr_guide=synfig::Point(screen_to_comp_coords(synfig::Point(x,y)))[1];
1836 case GDK_BUTTON_RELEASE:
1837 if(dragging==DRAG_GUIDE && curr_guide_is_x==false)
1840 get_guide_list_y().erase(curr_guide);
1852 WorkArea::on_vruler_event(GdkEvent */*event*/)
1857 case GDK_BUTTON_PRESS:
1859 if(dragging==DRAG_NONE)
1862 dragging=DRAG_GUIDE;
1863 curr_guide=get_guide_list_x().insert(get_guide_list_x().begin());
1864 curr_guide_is_x=true;
1868 case GDK_BUTTON_RELEASE:
1870 if(dragging==DRAG_GUIDE && curr_guide_is_x==true)
1874 get_guide_list_x().erase(curr_guide);
1887 WorkArea::refresh_dimension_info()
1889 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1891 canvaswidth=rend_desc.get_br()[0]-rend_desc.get_tl()[0];
1892 canvasheight=rend_desc.get_br()[1]-rend_desc.get_tl()[1];
1897 scrollx_adjustment.set_page_increment(abs(get_grid_size()[0]));
1898 scrollx_adjustment.set_step_increment(abs(pw));
1899 scrollx_adjustment.set_lower(-abs(canvaswidth));
1900 scrollx_adjustment.set_upper(abs(canvaswidth));
1901 scrolly_adjustment.set_lower(-abs(canvasheight));
1902 scrolly_adjustment.set_upper(abs(canvasheight));
1903 scrolly_adjustment.set_step_increment(abs(ph));
1904 scrolly_adjustment.set_page_increment(abs(get_grid_size()[1]));
1908 if(drawing_area->get_width()<=0 || drawing_area->get_height()<=0 || w==0 || h==0)
1911 const synfig::Point focus_point(get_focus_point());
1912 const synfig::Real x(focus_point[0]/pw+drawing_area->get_width()/2-w/2);
1913 const synfig::Real y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
1915 window_tl[0]=rend_desc.get_tl()[0]-pw*x;
1916 window_br[0]=rend_desc.get_br()[0]+pw*(drawing_area->get_width()-x-w);
1918 window_tl[1]=rend_desc.get_tl()[1]-ph*y;
1919 window_br[1]=rend_desc.get_br()[1]+ph*(drawing_area->get_height()-y-h);
1921 hruler->property_lower()=Distance(window_tl[0],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1922 hruler->property_upper()=Distance(window_br[0],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1923 vruler->property_lower()=Distance(window_tl[1],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1924 vruler->property_upper()=Distance(window_br[1],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1926 view_window_changed();
1931 WorkArea::screen_to_comp_coords(synfig::Point pos)const
1933 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1934 //synfig::Vector::value_type canvaswidth=rend_desc.get_br()[0]-rend_desc.get_tl()[0];
1935 //synfig::Vector::value_type canvasheight=rend_desc.get_br()[1]-rend_desc.get_tl()[1];
1936 //synfig::Vector::value_type pw=canvaswidth/w;
1937 //synfig::Vector::value_type ph=canvasheight/h;
1938 Vector focus_point=get_focus_point();
1939 synfig::Vector::value_type x=focus_point[0]/pw+drawing_area->get_width()/2-w/2;
1940 synfig::Vector::value_type y=focus_point[1]/ph+drawing_area->get_height()/2-h/2;
1942 return rend_desc.get_tl()-synfig::Point(pw*x,ph*y)+synfig::Point(pw*pos[0],ph*pos[1]);
1946 WorkArea::comp_to_screen_coords(synfig::Point /*pos*/)const
1948 synfig::warning("WorkArea::comp_to_screen_coords: Not yet implemented");
1949 return synfig::Point();
1953 WorkArea::next_unrendered_tile(int refreshes)const
1955 //assert(!tile_book.empty());
1956 if(tile_book.empty())
1959 //const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1961 const synfig::Vector focus_point(get_focus_point());
1963 // Calculate the window coordinates of the top-left
1964 // corner of the canvas.
1965 const synfig::Vector::value_type
1966 x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
1967 y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
1969 const int width_in_tiles(w/tile_w+(w%tile_w?1:0));
1970 const int height_in_tiles(h/tile_h+(h%tile_h?1:0));
1976 u2(int((-x+drawing_area->get_width())/tile_w+1)),
1977 v2(int((-y+drawing_area->get_height())/tile_h+1));
1979 if(u2>width_in_tiles)u2=width_in_tiles;
1980 if(v2>height_in_tiles)v2=height_in_tiles;
1984 int last_good_tile(-1);
1989 int index(v*width_in_tiles+u);
1990 if(tile_book[index].second<refreshes)
1992 last_good_tile=index;
1997 return last_good_tile;
2001 template <typename F, typename T=WorkAreaRenderer, typename R=typename F::result_type>
2002 class handle2ptr_t : public std::unary_function<typename etl::handle<T>,R>
2007 handle2ptr_t(const F &func):func(func) { };
2009 R operator()(typename etl::handle<T> x) { return func(*x); }
2012 template <typename F>
2016 return handle2ptr_t<F>(func);
2019 renderer_set_.begin(),
2020 renderer_set_.end(),
2025 &WorkAreaRenderer::render_vfunc
2027 Gdk::Rectangle(event->area)
2029 drawing_area->get_window()
2036 WorkArea::refresh(GdkEventExpose*event)
2038 assert(get_canvas());
2040 drawing_area->get_window()->clear();
2042 //const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
2044 const synfig::Vector focus_point(get_focus_point());
2046 // Update the old focus point
2047 last_focus_point=focus_point;
2049 // Draw out the renderables
2051 std::set<etl::handle<WorkAreaRenderer> >::iterator iter;
2052 for(iter=renderer_set_.begin();iter!=renderer_set_.end();++iter)
2054 if((*iter)->get_enabled())
2055 (*iter)->render_vfunc(
2056 drawing_area->get_window(),
2057 Gdk::Rectangle(&event->area)
2062 // Calculate the window coordinates of the top-left
2063 // corner of the canvas.
2064 //const synfig::Vector::value_type
2065 // x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2066 // y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2068 //const synfig::Vector::value_type window_startx(window_tl[0]);
2069 //const synfig::Vector::value_type window_endx(window_br[0]);
2070 //const synfig::Vector::value_type window_starty(window_tl[1]);
2071 //const synfig::Vector::value_type window_endy(window_br[1]);
2073 Glib::RefPtr<Gdk::GC> gc=Gdk::GC::create(drawing_area->get_window());
2075 // If we are in animate mode, draw a red border around the screen
2076 if(canvas_interface->get_mode()&synfigapp::MODE_ANIMATE)
2078 // #define USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2079 #ifdef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2080 // This method of drawing the red border doesn't work on any
2081 // Gtk theme which uses the crux-engine, hcengine, industrial,
2082 // mist, or ubuntulooks engine, such as the default ubuntu
2084 drawing_frame->modify_bg(Gtk::STATE_NORMAL,Gdk::Color("#FF0000"));
2086 // So let's do it in a more primitive fashion.
2087 gc->set_rgb_fg_color(Gdk::Color("#FF0000"));
2088 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
2089 drawing_area->get_window()->draw_rectangle(
2093 drawing_area->get_width()-1,drawing_area->get_height()-1); // w,h
2096 #ifdef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2098 drawing_frame->unset_bg(Gtk::STATE_NORMAL);
2101 previous_focus=get_focus_point();
2107 WorkArea::done_rendering()
2113 pix_buf=Gdk::Pixbuf::create_from_data(
2114 buffer, // pointer to the data
2115 Gdk::COLORSPACE_RGB, // the colorspace
2117 8, // bits per sample
2120 w*bpp); // stride (pitch)
2127 WorkArea::set_quality(int x)
2132 queue_render_preview();
2138 class WorkAreaProgress : public synfig::ProgressCallback
2140 WorkArea *work_area;
2141 ProgressCallback *cb;
2145 WorkAreaProgress(WorkArea *work_area,ProgressCallback *cb):
2146 work_area(work_area),cb(cb)
2152 task(const std::string &str)
2154 if(work_area->dirty)
2156 return cb->task(str);
2160 error(const std::string &err)
2162 if(work_area->dirty)
2164 return cb->error(err);
2168 amount_complete(int current, int total)
2170 if(work_area->dirty)
2172 return cb->amount_complete(current,total);
2178 studio::WorkArea::async_update_preview()
2184 get_canvas_view()->reset_cancel_status();
2186 // This object will mark us as busy until
2188 //studio::App::Busy busy;
2190 //WorkAreaProgress callback(this,get_canvas_view()->get_ui_interface().get());
2191 //synfig::ProgressCallback *cb=&callback;
2193 if(!is_visible())return false;
2196 // If we are queued to render the scene at the next idle
2197 // go ahead and de-queue it.
2198 if(render_idle_func_id)
2200 g_source_remove(render_idle_func_id);
2202 render_idle_func_id=0;
2207 get_canvas_view()->reset_cancel_status();
2210 RendDesc desc=get_canvas()->rend_desc();
2212 int w=(int)(desc.get_w()*zoom);
2213 int h=(int)(desc.get_h()*zoom);
2215 // Setup the description parameters
2216 desc.set_antialias(1);
2217 desc.set_time(cur_time);
2219 set_rend_desc(desc);
2221 // Create the render target
2222 handle<Target> target;
2224 if(w*h>(low_resolution?480*270:480*270/2))
2226 handle<WorkAreaTarget> trgt(new class WorkAreaTarget(this,w,h));
2228 trgt->set_rend_desc(&desc);
2229 trgt->set_onion_skin(get_onion_skin());
2234 handle<WorkAreaTarget_Full> trgt(new class WorkAreaTarget_Full(this,w,h));
2236 trgt->set_rend_desc(&desc);
2237 trgt->set_onion_skin(get_onion_skin());
2241 // We can rest assured that our time has already
2242 // been set, so there is no need to have to
2243 // recalculate that over again.
2244 // UPDATE: This is kind of needless with
2245 // the way that time is handled now in SYNFIG.
2246 //target->set_avoid_time_sync(true);
2247 async_renderer=new AsyncRenderer(target);
2248 async_renderer->signal_finished().connect(
2249 sigc::mem_fun(this,&WorkArea::async_update_finished)
2253 async_renderer->start();
2255 synfig::ProgressCallback *cb=get_canvas_view()->get_ui_interface().get();
2258 cb->task("Rendering...");
2265 studio::WorkArea::async_update_finished()
2267 synfig::ProgressCallback *cb=get_canvas_view()->get_ui_interface().get();
2274 // If we completed successfully, then
2275 // we aren't dirty anymore
2276 if(async_renderer->has_success())
2285 cb->task("Render Failed");
2287 //get_canvas_view()->reset_cancel_status();
2292 studio::WorkArea::sync_update_preview()
2294 // const Time &time(cur_time);
2297 get_canvas_view()->reset_cancel_status();
2302 // This object will mark us as busy until
2304 studio::App::Busy busy;
2306 WorkAreaProgress callback(this,get_canvas_view()->get_ui_interface().get());
2307 synfig::ProgressCallback *cb=&callback;
2309 // We don't want to render if we are already rendering
2316 if(!is_visible())return false;
2317 get_canvas()->set_time(get_time());
2318 get_canvas_view()->get_smach().process_event(EVENT_REFRESH_DUCKS);
2319 signal_rendering()();
2321 // If we are queued to render the scene at the next idle
2322 // go ahead and de-queue it.
2323 if(render_idle_func_id)
2325 g_source_remove(render_idle_func_id);
2327 render_idle_func_id=0;
2333 get_canvas_view()->reset_cancel_status();
2335 RendDesc desc=get_canvas()->rend_desc();
2336 //newdesc->set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN);
2338 int w=(int)(desc.get_w()*zoom);
2339 int h=(int)(desc.get_h()*zoom);
2341 // Setup the description parameters
2342 desc.set_antialias(1);
2343 desc.set_time(cur_time);
2346 set_rend_desc(desc);
2348 // Create the render target
2349 handle<WorkAreaTarget> target(new class WorkAreaTarget(this,w,h));
2351 target->set_rend_desc(&desc);
2353 // We can rest assured that our time has already
2354 // been set, so there is no need to have to
2355 // recalculate that over again.
2356 target->set_avoid_time_sync(true);
2359 cb->task(strprintf("Rendering canvas %s...",get_canvas()->get_name().c_str()));
2361 bool ret = target->render(cb);
2363 if(!ret && !get_canvas_view()->get_cancel_status() && dirty)
2369 if(get_canvas_view()->get_cancel_status())
2377 cb->task("Render Failed");
2378 cb->amount_complete(0,1);
2381 // Refresh the work area to make sure that
2382 // it is being displayed correctly
2383 drawing_area->queue_draw();
2385 // If we completed successfully, then
2386 // we aren't dirty anymore
2394 //get_canvas_view()->reset_cancel_status();
2400 studio::WorkArea::async_render_preview(Time time)
2403 //tile_book.clear();
2406 if(!is_visible())return;
2408 get_canvas()->set_time(get_time());
2409 get_canvas_view()->get_smach().process_event(EVENT_REFRESH_DUCKS);
2410 signal_rendering()();
2412 async_update_preview();
2415 WorkArea::async_render_preview()
2417 return async_render_preview(get_canvas_view()->get_time());
2421 studio::WorkArea::sync_render_preview(Time time)
2424 //tile_book.clear();
2426 if(!is_visible())return false;
2427 return sync_update_preview();
2431 WorkArea::sync_render_preview()
2433 return sync_render_preview(get_canvas_view()->get_time());
2437 WorkArea::sync_render_preview_hook()
2439 sync_render_preview(get_canvas_view()->get_time());
2443 WorkArea::queue_scroll()
2445 // const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
2447 const synfig::Point focus_point(get_focus_point());
2450 new_x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2451 new_y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2454 old_x(last_focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2455 old_y(last_focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2457 // If the coordinates didn't change, we shouldn't queue a draw
2458 if(old_x==new_x && old_y==new_y)
2462 dx(round_to_int(old_x)-round_to_int(new_x)),
2463 dy(round_to_int(old_y)-round_to_int(new_y));
2465 drawing_area->get_window()->scroll(-dx,-dy);
2467 if (timecode_width && timecode_height)
2469 drawing_area->queue_draw_area(4, 4, 4+timecode_width, 4+timecode_height);
2470 drawing_area->queue_draw_area(4-dx, 4-dy, 4-dx+timecode_width, 4-dy+timecode_height);
2473 #ifndef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2474 if(canvas_interface->get_mode()&synfigapp::MODE_ANIMATE)
2476 int maxx = drawing_area->get_width()-1;
2477 int maxy = drawing_area->get_height()-1;
2481 drawing_area->queue_draw_area( 0, 0, 1, maxy);
2482 drawing_area->queue_draw_area(maxx-dx, 0, maxx-dx, maxy);
2486 drawing_area->queue_draw_area( maxx, 0, maxx, maxy);
2487 drawing_area->queue_draw_area( -dx, 0, -dx, maxy);
2491 drawing_area->queue_draw_area(0, 0, maxx, 1);
2492 drawing_area->queue_draw_area(0, maxy-dy, maxx, maxy-dy);
2496 drawing_area->queue_draw_area(0, maxy, maxx, maxy);
2497 drawing_area->queue_draw_area(0, -dy, maxx, -dy);
2500 #endif // USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2502 last_focus_point=focus_point;
2506 studio::WorkArea::zoom_in()
2508 set_zoom(zoom*1.25);
2512 studio::WorkArea::zoom_out()
2514 set_zoom(zoom/1.25);
2518 studio::WorkArea::zoom_fit()
2520 // This really doesn't zoom to fit. Bug.
2525 studio::WorkArea::zoom_norm()
2528 set_zoom(prev_zoom);
2537 studio::WorkArea::__render_preview(gpointer data)
2539 WorkArea *work_area(static_cast<WorkArea*>(data));
2541 // there's no point anyone trying to cancel the timer now - it's gone off already
2542 work_area->render_idle_func_id = 0;
2544 work_area->queued=false;
2545 work_area->async_render_preview(work_area->get_canvas_view()->get_time());
2551 studio::WorkArea::queue_render_preview()
2553 //synfig::info("queue_render_preview(): called for %s", get_canvas_view()->get_time().get_string().c_str());
2558 //synfig::info("queue_render_preview(): already queued, unqueuing");
2559 /* if(render_idle_func_id)
2560 g_source_remove(render_idle_func_id);
2561 render_idle_func_id=0;
2567 if(dirty_trap_enabled)
2569 dirty_trap_queued++;
2581 //synfig::info("queue_render_preview(): (re)queuing...");
2582 //render_idle_func_id=g_idle_add_full(G_PRIORITY_DEFAULT,__render_preview,this,NULL);
2583 render_idle_func_id=g_timeout_add_full(
2584 G_PRIORITY_DEFAULT, // priority -
2585 queue_time, // interval - the time between calls to the function, in milliseconds (1/1000ths of a second)
2586 __render_preview, // function - function to call
2587 this, // data - data to pass to function
2588 NULL); // notify - function to call when the idle is removed, or NULL
2591 /* else if(rendering)
2600 DirtyTrap::DirtyTrap(WorkArea *work_area):work_area(work_area)
2602 work_area->dirty_trap_enabled=true;
2604 work_area->dirty_trap_queued=0;
2607 DirtyTrap::~DirtyTrap()
2609 work_area->dirty_trap_enabled=false;
2610 if(work_area->dirty_trap_queued)
2611 work_area->queue_render_preview();
2615 studio::WorkArea::queue_draw_preview()
2617 drawing_area->queue_draw();
2621 studio::WorkArea::set_cursor(const Gdk::Cursor& x)
2623 drawing_area->get_window()->set_cursor(x);
2626 studio::WorkArea::set_cursor(Gdk::CursorType x)
2628 drawing_area->get_window()->set_cursor(Gdk::Cursor(x));
2631 #include "iconcontroler.h"
2634 studio::WorkArea::refresh_cursor()
2636 // set_cursor(IconControler::get_tool_cursor(canvas_view->get_smach().get_state_name(),drawing_area->get_window()));
2640 studio::WorkArea::reset_cursor()
2642 drawing_area->get_window()->set_cursor(Gdk::Cursor(Gdk::TOP_LEFT_ARROW));
2643 // set_cursor(Gdk::TOP_LEFT_ARROW);
2647 studio::WorkArea::set_zoom(float z)
2649 z=max(1.0f/128.0f,min(128.0f,z));
2653 refresh_dimension_info();
2654 /*if(async_renderer)
2656 async_renderer->stop();
2660 async_update_preview();
2661 //queue_render_preview();
2665 WorkArea::set_selected_value_node(etl::loose_handle<synfig::ValueNode> x)
2667 if(x!=selected_value_node_)
2669 selected_value_node_=x;
2675 WorkArea::insert_renderer(const etl::handle<WorkAreaRenderer> &x)
2677 renderer_set_.insert(x);
2678 x->set_work_area(this);
2683 WorkArea::insert_renderer(const etl::handle<WorkAreaRenderer> &x, int priority)
2685 x->set_priority(priority);
2690 WorkArea::erase_renderer(const etl::handle<WorkAreaRenderer> &x)
2692 x->set_work_area(0);
2693 renderer_set_.erase(x);
2698 WorkArea::resort_render_set()
2700 std::set<etl::handle<WorkAreaRenderer> > tmp(
2701 renderer_set_.begin(),
2704 renderer_set_.swap(tmp);