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),
642 allow_duck_clicks=true;
643 allow_layer_clicks=true;
644 render_idle_func_id=0;
652 last_focus_point=Point(0,0);
655 dirty_trap_enabled=false;
660 meta_data_lock=false;
662 insert_renderer(new Renderer_Canvas, 000);
663 insert_renderer(new Renderer_Grid, 100);
664 insert_renderer(new Renderer_Guides, 200);
665 insert_renderer(new Renderer_Ducks, 300);
666 insert_renderer(new Renderer_BBox, 399);
667 insert_renderer(new Renderer_Dragbox, 400);
668 insert_renderer(new Renderer_Timecode, 500);
670 signal_duck_selection_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::queue_draw));
671 signal_strokes_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::queue_draw));
672 signal_grid_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::queue_draw));
673 signal_grid_changed().connect(sigc::mem_fun(*this,&studio::WorkArea::save_meta_data));
674 signal_sketch_saved().connect(sigc::mem_fun(*this,&studio::WorkArea::save_meta_data));
676 // Not that it really makes a difference... (setting this to zero, that is)
679 drawing_area=manage(new class Gtk::DrawingArea());
680 drawing_area->show();
681 drawing_area->set_extension_events(Gdk::EXTENSION_EVENTS_ALL);
683 drawing_frame=manage(new Gtk::Frame);
684 drawing_frame->add(*drawing_area);
685 //drawing_frame->set_shadow_type(Gtk::SHADOW_NONE);
686 //drawing_frame->property_border_width()=5;
687 //drawing_frame->modify_fg(Gtk::STATE_NORMAL,Gdk::Color("#00ffff"));
688 //drawing_frame->modify_base(Gtk::STATE_NORMAL,Gdk::Color("#ff00ff"));
689 /*drawing_frame->modify_fg(Gtk::STATE_ACTIVE,Gdk::Color("#00ffff"));
690 drawing_frame->modify_base(Gtk::STATE_ACTIVE,Gdk::Color("#ff00ff"));
691 drawing_frame->modify_bg(Gtk::STATE_ACTIVE,Gdk::Color("#00ff00"));
692 drawing_frame->modify_fg(Gtk::STATE_INSENSITIVE,Gdk::Color("#00ffff"));
693 drawing_frame->modify_base(Gtk::STATE_INSENSITIVE,Gdk::Color("#ff00ff"));
694 drawing_frame->modify_bg(Gtk::STATE_INSENSITIVE,Gdk::Color("#00ff00"));
695 drawing_frame->modify_fg(Gtk::STATE_SELECTED,Gdk::Color("#00ffff"));
696 drawing_frame->modify_base(Gtk::STATE_SELECTED,Gdk::Color("#ff00ff"));
697 drawing_frame->modify_bg(Gtk::STATE_SELECTED,Gdk::Color("#00ff00"));
699 //drawing_frame->set_state(Gtk::STATE_NORMAL);
701 drawing_frame->show();
703 attach(*drawing_frame, 1, 3+RULER_FIX, 1, 2, Gtk::EXPAND|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
705 Gtk::IconSize iconsize=Gtk::IconSize::from_name("synfig-small_icon");
708 // Create the vertical and horizontal rulers
709 vruler = manage(new class Gtk::VRuler());
710 hruler = manage(new class Gtk::HRuler());
711 vruler->set_metric(Gtk::PIXELS);
712 hruler->set_metric(Gtk::PIXELS);
715 attach(*vruler, 0, 1, 1, 2, Gtk::SHRINK|Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
716 attach(*hruler, 1, 3+RULER_FIX, 0, 1, Gtk::EXPAND|Gtk::FILL, Gtk::SHRINK|Gtk::FILL, 0, 0);
717 hruler->signal_event().connect(sigc::mem_fun(*this, &WorkArea::on_hruler_event));
718 vruler->signal_event().connect(sigc::mem_fun(*this, &WorkArea::on_vruler_event));
719 hruler->add_events(Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK |Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
720 vruler->add_events(Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK |Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK|Gdk::POINTER_MOTION_MASK);
722 // Create the menu button
723 menubutton=manage(new class Gtk::Button());
724 Gtk::Arrow *arrow1 = manage(new class Gtk::Arrow(Gtk::ARROW_RIGHT, Gtk::SHADOW_OUT));
725 menubutton->add(*arrow1);
726 menubutton->show_all();
727 menubutton->signal_pressed().connect(sigc::mem_fun(*this, &WorkArea::popup_menu));
728 attach(*menubutton, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
732 Gtk::VScrollbar *vscrollbar1 = manage(new class Gtk::VScrollbar(*get_scrolly_adjustment()));
733 Gtk::HScrollbar *hscrollbar1 = manage(new class Gtk::HScrollbar(*get_scrollx_adjustment()));
736 attach(*vscrollbar1, 3+RULER_FIX, 4+RULER_FIX, 1, 2, Gtk::FILL, Gtk::EXPAND|Gtk::FILL, 0, 0);
737 attach(*hscrollbar1, 2+RULER_FIX, 3+RULER_FIX, 2, 3, Gtk::EXPAND|Gtk::FILL, Gtk::FILL, 0, 0);
739 ZoomDial *zoomdial=manage(new class ZoomDial(iconsize));
740 zoomdial->signal_zoom_in().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_in));
741 zoomdial->signal_zoom_out().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_out));
742 zoomdial->signal_zoom_fit().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_fit));
743 zoomdial->signal_zoom_norm().connect(sigc::mem_fun(*this, &studio::WorkArea::zoom_norm));
745 attach(*zoomdial, 0, 2+RULER_FIX, 2, 3, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
747 drawing_area->add_events(Gdk::KEY_PRESS_MASK | Gdk::KEY_RELEASE_MASK);
748 add_events(Gdk::KEY_PRESS_MASK);
749 drawing_area->add_events(Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
750 drawing_area->add_events(Gdk::BUTTON1_MOTION_MASK | Gdk::BUTTON2_MOTION_MASK |Gdk::POINTER_MOTION_MASK);
752 // ----------------- Attach signals
754 drawing_area->signal_expose_event().connect(sigc::mem_fun(*this, &WorkArea::refresh));
755 drawing_area->signal_event().connect(sigc::mem_fun(*this, &WorkArea::on_drawing_area_event));
756 drawing_area->signal_size_allocate().connect(sigc::hide(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info)));
760 canvas_interface->signal_rend_desc_changed().connect(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info));
761 // When either of the scrolling adjustments change, then redraw.
762 get_scrollx_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::queue_scroll));
763 get_scrolly_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::queue_scroll));
764 get_scrollx_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info));
765 get_scrolly_adjustment()->signal_value_changed().connect(sigc::mem_fun(*this, &WorkArea::refresh_dimension_info));
767 get_canvas()->signal_meta_data_changed("grid_size").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
768 get_canvas()->signal_meta_data_changed("grid_snap").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
769 get_canvas()->signal_meta_data_changed("grid_show").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
770 get_canvas()->signal_meta_data_changed("guide_show").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
771 get_canvas()->signal_meta_data_changed("guide_x").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
772 get_canvas()->signal_meta_data_changed("guide_y").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
773 get_canvas()->signal_meta_data_changed("onion_skin").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
774 get_canvas()->signal_meta_data_changed("guide_snap").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
775 get_canvas()->signal_meta_data_changed("sketch").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
776 get_canvas()->signal_meta_data_changed("solid_lines").connect(sigc::mem_fun(*this,&WorkArea::load_meta_data));
779 meta_data_lock=false;
780 set_focus_point(Point(0,0));
786 String data(canvas->get_meta_data("sketch"));
789 if(!load_sketch(data))
790 load_sketch(dirname(canvas->get_file_name())+ETL_DIRECTORY_SEPARATOR+basename(data));
794 hruler->property_max_size()=double(10.0);
795 vruler->property_max_size()=double(10.0);
797 drawing_area->set_flags(drawing_area->get_flags()|Gtk::CAN_FOCUS);
800 WorkArea::~WorkArea()
804 // don't leave the render function queued if we are about to vanish;
805 // that causes crashes
806 if(render_idle_func_id)
808 synfig::info("g_source_remove() returns %d", g_source_remove(render_idle_func_id));
809 render_idle_func_id=0;
811 synfig::info("no render_idle_func_id to clear\n");
815 WorkArea::save_meta_data()
821 Vector s(get_grid_size());
822 canvas_interface->set_meta_data("grid_size",strprintf("%f %f",s[0],s[1]));
823 canvas_interface->set_meta_data("grid_snap",get_grid_snap()?"1":"0");
824 canvas_interface->set_meta_data("guide_snap",get_guide_snap()?"1":"0");
825 canvas_interface->set_meta_data("guide_show",get_show_guides()?"1":"0");
826 canvas_interface->set_meta_data("grid_show",show_grid?"1":"0");
827 canvas_interface->set_meta_data("onion_skin",onion_skin?"1":"0");
830 GuideList::const_iterator iter;
831 for(iter=get_guide_list_x().begin();iter!=get_guide_list_x().end();++iter)
835 data+=strprintf("%f",*iter);
838 canvas_interface->set_meta_data("guide_x",data);
841 for(iter=get_guide_list_y().begin();iter!=get_guide_list_y().end();++iter)
845 data+=strprintf("%f",*iter);
848 canvas_interface->set_meta_data("guide_y",data);
851 if(get_sketch_filename().size())
853 if(dirname(canvas->get_file_name())==dirname(get_sketch_filename()))
854 canvas_interface->set_meta_data("sketch",basename(get_sketch_filename()));
856 canvas_interface->set_meta_data("sketch",get_sketch_filename());
859 meta_data_lock=false;
863 WorkArea::load_meta_data()
871 data=canvas->get_meta_data("grid_size");
874 float gx(get_grid_size()[0]),gy(get_grid_size()[1]);
876 String::iterator iter(find(data.begin(),data.end(),' '));
877 String tmp(data.begin(),iter);
885 tmp=String(iter+1,data.end());
890 set_grid_size(Vector(gx,gy));
893 synfig::error("WorkArea::load_meta_data(): Unable to parse data for \"grid_size\", which was \"%s\"",data.c_str());
895 data=canvas->get_meta_data("grid_show");
896 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
898 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
901 data=canvas->get_meta_data("solid_lines");
902 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
904 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
907 data=canvas->get_meta_data("guide_show");
908 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
910 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
913 data=canvas->get_meta_data("grid_snap");
914 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
916 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
917 set_grid_snap(false);
919 data=canvas->get_meta_data("guide_snap");
920 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
921 set_guide_snap(true);
922 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
923 set_guide_snap(false);
925 data=canvas->get_meta_data("onion_skin");
926 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
927 set_onion_skin(true);
928 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
929 set_onion_skin(false);
931 data=canvas->get_meta_data("guide_x");
932 get_guide_list_x().clear();
935 String::iterator iter(find(data.begin(),data.end(),' '));
936 String guide(data.begin(),iter);
939 get_guide_list_x().push_back(stratof(guide));
944 data=String(iter+1,data.end());
946 //sort(get_guide_list_x());
948 data=canvas->get_meta_data("guide_y");
949 get_guide_list_y().clear();
952 String::iterator iter(find(data.begin(),data.end(),' '));
953 String guide(data.begin(),iter);
956 get_guide_list_y().push_back(stratof(guide));
961 data=String(iter+1,data.end());
963 //sort(get_guide_list_y());
965 meta_data_lock=false;
970 WorkArea::set_onion_skin(bool x)
976 queue_render_preview();
977 signal_onion_skin_changed()();
981 WorkArea::get_onion_skin()const
987 WorkArea::enable_grid()
995 WorkArea::disable_grid()
1003 WorkArea::set_show_guides(bool x)
1011 WorkArea::toggle_grid()
1013 show_grid=!show_grid;
1019 WorkArea::set_low_resolution_flag(bool x)
1021 if(x!=low_resolution)
1024 queue_render_preview();
1029 WorkArea::toggle_low_resolution_flag()
1031 set_low_resolution_flag(!get_low_resolution_flag());
1035 WorkArea::popup_menu()
1037 signal_popup_menu()();
1041 WorkArea::set_grid_size(const synfig::Vector &s)
1043 Duckmatic::set_grid_size(s);
1049 WorkArea::set_focus_point(const synfig::Point &point)
1051 // These next three lines try to ensure that we place the
1052 // focus on a pixel boundry
1053 /*Point adjusted(point[0]/abs(get_pw()),point[1]/abs(get_ph()));
1054 adjusted[0]=(abs(adjusted[0]-floor(adjusted[0]))<0.5)?floor(adjusted[0])*abs(get_pw()):ceil(adjusted[0])*abs(get_ph());
1055 adjusted[1]=(abs(adjusted[1]-floor(adjusted[1]))<0.5)?floor(adjusted[1])*abs(get_ph()):ceil(adjusted[1])*abs(get_ph());
1057 const synfig::Point& adjusted(point);
1059 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1060 Real x_factor=(rend_desc.get_br()[0]-rend_desc.get_tl()[0]>0)?-1:1;
1061 Real y_factor=(rend_desc.get_br()[1]-rend_desc.get_tl()[1]>0)?-1:1;
1063 get_scrollx_adjustment()->set_value(adjusted[0]*x_factor);
1064 get_scrolly_adjustment()->set_value(adjusted[1]*y_factor);
1068 WorkArea::get_focus_point()const
1070 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1071 Real x_factor=(rend_desc.get_br()[0]-rend_desc.get_tl()[0]>0)?-1:1;
1072 Real y_factor=(rend_desc.get_br()[1]-rend_desc.get_tl()[1]>0)?-1:1;
1074 return synfig::Point(get_scrollx_adjustment()->get_value()*x_factor, get_scrolly_adjustment()->get_value()*y_factor);
1078 WorkArea::set_wh(int W, int H,int CHAN)
1080 // If our size is already set, don't set it again
1081 if(W==w && H==h && CHAN==bpp)
1085 if(W<=0 || H<=0 || CHAN<=0)
1092 // Set all of the parameters
1097 refresh_dimension_info();
1105 WorkArea::on_key_press_event(GdkEventKey* event)
1107 if(get_selected_ducks().empty())
1110 Real multiplier(1.0);
1112 if(Gdk::ModifierType(event->state)&GDK_SHIFT_MASK)
1116 switch(event->keyval)
1119 nudge=Vector(-pw,0);
1125 nudge=Vector(0,-ph);
1135 synfigapp::Action::PassiveGrouper grouper(instance.get(),"Nudge");
1137 // Grid snap does not apply to nudging
1138 bool grid_snap_holder(get_grid_snap());
1139 bool guide_snap_holder(get_guide_snap());
1140 set_grid_snap(false);
1143 start_duck_drag(get_selected_duck()->get_trans_point());
1144 translate_selected_ducks(get_selected_duck()->get_trans_point()+nudge*multiplier);
1149 canvas_view->duck_refresh_flag=true;
1150 canvas_view->queue_rebuild_ducks();
1153 set_grid_snap(grid_snap_holder);
1154 set_guide_snap(guide_snap_holder);
1160 WorkArea::on_drawing_area_event(GdkEvent *event)
1162 synfig::Point mouse_pos;
1163 float bezier_click_pos;
1164 const float radius((abs(pw)+abs(ph))*4);
1165 int button_pressed(0);
1167 bool is_mouse(false);
1168 Gdk::ModifierType modifier(Gdk::ModifierType(0));
1170 drawing_area->grab_focus();
1172 // Handle input stuff
1174 event->any.type==GDK_MOTION_NOTIFY ||
1175 event->any.type==GDK_BUTTON_PRESS ||
1176 event->any.type==GDK_2BUTTON_PRESS ||
1177 event->any.type==GDK_3BUTTON_PRESS ||
1178 event->any.type==GDK_BUTTON_RELEASE
1182 if(event->any.type==GDK_MOTION_NOTIFY)
1184 device=event->motion.device;
1185 modifier=Gdk::ModifierType(event->motion.state);
1189 device=event->button.device;
1190 modifier=Gdk::ModifierType(event->button.state);
1193 // Make sure we recognise the device
1194 if(curr_input_device)
1196 if(curr_input_device!=device)
1199 curr_input_device=device;
1200 signal_input_device_changed()(curr_input_device);
1205 curr_input_device=device;
1206 signal_input_device_changed()(curr_input_device);
1209 assert(curr_input_device);
1211 // Calculate the position of the
1212 // input device in canvas coordinates
1214 if(!event->button.axes)
1216 mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(event->button.x,event->button.y)));
1217 button_pressed=event->button.button;
1220 if(isnan(event->button.x) || isnan(event->button.y))
1225 double x(event->button.axes[0]);
1226 double y(event->button.axes[1]);
1227 if(isnan(x) || isnan(y))
1230 pressure=event->button.axes[2];
1231 //synfig::info("pressure=%f",pressure);
1233 pressure/=1.0f-0.04f;
1236 assert(!isnan(pressure));
1238 mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(x,y)));
1240 button_pressed=event->button.button;
1242 if(button_pressed==1 && pressure<0 && (event->any.type!=GDK_BUTTON_RELEASE && event->any.type!=GDK_BUTTON_PRESS))
1247 //if(event->any.type==GDK_BUTTON_PRESS && button_pressed)
1248 // synfig::info("Button pressed on input device = %d",event->button.button);
1250 //if(event->button.axes[2]>0.1)
1251 // button_pressed=1;
1253 // button_pressed=0;
1256 // GDK mouse scrolling events
1257 else if(event->any.type==GDK_SCROLL)
1259 // GDK information needed to properly interprete mouse
1260 // scrolling events are: scroll.state, scroll.x/scroll.y, and
1261 // scroll.direction. The value of scroll.direction will be
1264 modifier=Gdk::ModifierType(event->scroll.state);
1265 mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(event->scroll.x,event->scroll.y)));
1268 // Handle the renderables
1270 std::set<etl::handle<WorkAreaRenderer> >::iterator iter;
1271 for(iter=renderer_set_.begin();iter!=renderer_set_.end();++iter)
1273 if((*iter)->get_enabled())
1274 if((*iter)->event_vfunc(event))
1276 // Event handled. Return true.
1282 // Event hasn't been handled, pass it down
1285 case GDK_BUTTON_PRESS:
1287 switch(button_pressed)
1289 case 1: // Attempt to click on a duck
1291 etl::handle<Duck> duck;
1294 if(allow_duck_clicks)
1296 duck=find_duck(mouse_pos,radius);
1300 // make a note of whether the duck we click on was selected or not
1301 if(duck_is_selected(duck))
1306 // if CTRL isn't pressed, clicking an unselected duck will unselect all other ducks
1307 if(!(modifier&GDK_CONTROL_MASK))
1308 clear_selected_ducks();
1314 // clear_selected_ducks();
1318 selected_bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
1319 if(duck && duck->get_editable())
1321 //get_selected_duck()->signal_user_click(0)();
1322 //if(clicked_duck)clicked_duck->signal_user_click(0)();
1324 // if the user is holding shift while clicking on a tangent duck, consider splitting the tangent
1325 if (event->motion.state&GDK_SHIFT_MASK && duck->get_type() == Duck::TYPE_TANGENT)
1327 synfigapp::ValueDesc value_desc = duck->get_value_desc();
1329 // we have the tangent, but need the vertex - that's the parent
1330 if (value_desc.parent_is_value_node()) {
1331 ValueNode_Composite::Handle parent_value_node = value_desc.get_parent_value_node();
1333 // if the tangent isn't split, then split it
1334 if (!((*(parent_value_node->get_link("split")))(get_time()).get(bool())))
1336 get_canvas_view()->canvas_interface()->
1337 change_value(synfigapp::ValueDesc(parent_value_node,
1338 parent_value_node->get_link_index_from_name("split")),
1340 // rebuild the ducks from scratch, so the tangents ducks aren't connected
1341 get_canvas_view()->rebuild_ducks();
1343 // reprocess the mouse click
1344 return on_drawing_area_event(event);
1347 // I don't know how to access the vertex from the tangent duck when originally drawing the bline in the bline tool
1349 // synfig::ValueNode::Handle vn = value_desc.get_value_node();
1350 synfig::info("parent isn't value node? shift-drag-tangent doesn't work in bline tool yet...");
1355 drag_point=mouse_pos;
1356 //drawing_area->queue_draw();
1357 start_duck_drag(mouse_pos);
1358 get_canvas_view()->reset_cancel_status();
1361 // I commented out this section because
1362 // it was causing issues when rotoscoping.
1363 // At the moment, we don't need it, so
1364 // this was the easiest way to fix the problem.
1370 selected_bezier->signal_user_click(0)(bezier_click_pos);
1375 //clear_selected_ducks();
1377 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_LEFT,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
1379 // Check for a guide click
1380 GuideList::iterator iter;
1382 iter=find_guide_x(mouse_pos,radius);
1383 if(iter==get_guide_list_x().end())
1385 curr_guide_is_x=false;
1386 iter=find_guide_y(mouse_pos,radius);
1389 curr_guide_is_x=true;
1390 if(iter!=get_guide_list_x().end() && iter!=get_guide_list_y().end())
1392 dragging=DRAG_GUIDE;
1398 // All else fails, try making a selection box
1400 curr_point=drag_point=mouse_pos;
1406 case 2: // Attempt to drag and move the window
1408 etl::handle<Duck> duck=find_duck(mouse_pos,radius);
1409 etl::handle<Bezier> bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
1411 duck->signal_user_click(1)();
1414 bezier->signal_user_click(1)(bezier_click_pos);
1416 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_MIDDLE,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
1419 dragging=DRAG_WINDOW;
1420 drag_point=mouse_pos;
1421 signal_user_click(1)(mouse_pos);
1425 case 3: // Attempt to either get info on a duck, or open the menu
1427 etl::handle<Duck> duck=find_duck(mouse_pos,radius);
1428 etl::handle<Bezier> bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
1430 Layer::Handle layer(get_canvas()->find_layer(mouse_pos));
1433 if(get_selected_ducks().size()<=1)
1434 duck->signal_user_click(2)();
1437 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MULTIPLE_DUCKS_CLICKED,BUTTON_RIGHT,mouse_pos,pressure,modifier));
1444 bezier->signal_user_click(2)(bezier_click_pos);
1450 if(canvas_view->get_smach().process_event(EventLayerClick(layer,BUTTON_RIGHT,mouse_pos))==Smach::RESULT_OK)
1455 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_RIGHT,mouse_pos,pressure,modifier));
1457 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_RIGHT,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
1466 signal_user_click(3)(mouse_pos);
1469 signal_user_click(4)(mouse_pos);
1476 case GDK_MOTION_NOTIFY:
1477 curr_point=mouse_pos;
1479 if(event->motion.time-last_event_time<25)
1482 last_event_time=event->motion.time;
1484 signal_cursor_moved_();
1486 // Guide/Duck hilights on hover
1487 if(dragging==DRAG_NONE)
1489 GuideList::iterator iter;
1491 iter=find_guide_x(mouse_pos,radius);
1492 if(iter==get_guide_list_x().end())
1493 iter=find_guide_y(mouse_pos,radius);
1495 if(iter!=curr_guide)
1498 drawing_area->queue_draw();
1501 etl::handle<Duck> duck;
1502 duck=find_duck(mouse_pos,radius);
1503 if(duck!=hover_duck)
1506 drawing_area->queue_draw();
1511 if(dragging==DRAG_DUCK)
1513 if(canvas_view->get_cancel_status())
1516 canvas_view->queue_rebuild_ducks();
1520 Point point((mouse_pos-selected_duck->get_origin())/selected_duck->get_scalar());
1523 point[0]=floor(point[0]/grid_size[0]+0.5)*grid_size[0];
1524 point[1]=floor(point[1]/grid_size[1]+0.5)*grid_size[1];
1526 selected_duck->set_point(point);
1529 //Point p(mouse_pos);
1531 set_axis_lock(event->motion.state&GDK_SHIFT_MASK);
1533 translate_selected_ducks(mouse_pos);
1535 drawing_area->queue_draw();
1537 if(dragging==DRAG_BOX)
1539 curr_point=mouse_pos;
1540 drawing_area->queue_draw();
1542 if(dragging==DRAG_GUIDE)
1545 *curr_guide=mouse_pos[0];
1547 *curr_guide=mouse_pos[1];
1548 drawing_area->queue_draw();
1550 if(dragging!=DRAG_WINDOW)
1551 { // Update those triangle things on the rulers
1552 const synfig::Point point(mouse_pos);
1553 hruler->property_position()=Distance(point[0],Distance::SYSTEM_UNITS).get(App::distance_system,get_canvas()->rend_desc());
1554 vruler->property_position()=Distance(point[1],Distance::SYSTEM_UNITS).get(App::distance_system,get_canvas()->rend_desc());
1556 if(dragging==DRAG_WINDOW)
1558 set_focus_point(get_focus_point()+mouse_pos-drag_point);
1561 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)
1564 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)
1567 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)
1570 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_MOTION,BUTTON_NONE,mouse_pos,pressure,modifier))==Smach::RESULT_ACCEPT)
1574 case GDK_BUTTON_RELEASE:
1578 if(dragging==DRAG_GUIDE)
1585 if(dragging==DRAG_DUCK)
1587 synfigapp::Action::PassiveGrouper grouper(instance.get(),"Move");
1589 //translate_selected_ducks(mouse_pos);
1590 set_axis_lock(false);
1593 get_canvas_view()->duck_refresh_flag=false;
1594 get_canvas_view()->duck_refresh_needed=false;
1595 const bool drag_did_anything(end_duck_drag());
1596 get_canvas_view()->duck_refresh_flag=true;
1597 if(!drag_did_anything)
1599 // if we originally clicked on a selected duck ...
1602 // ... and CTRL is pressed, then just toggle the clicked duck
1603 // otherwise make the clicked duck the only selected duck
1604 if(modifier&GDK_CONTROL_MASK)
1605 unselect_duck(clicked_duck);
1608 clear_selected_ducks();
1609 select_duck(clicked_duck);
1611 clicked_duck->signal_user_click(0)();
1616 if(canvas_view->duck_refresh_needed)
1617 canvas_view->queue_rebuild_ducks();
1622 canvas_view->duck_refresh_flag=true;
1623 canvas_view->queue_rebuild_ducks();
1632 if(dragging==DRAG_BOX)
1635 if((drag_point-mouse_pos).mag()>radius/2.0f)
1637 if(canvas_view->get_smach().process_event(EventBox(drag_point,mouse_pos,MouseButton(event->button.button),modifier))==Smach::RESULT_ACCEPT)
1640 // when dragging a box around some ducks:
1641 // SHIFT selects; CTRL toggles; SHIFT+CTRL unselects; <none> clears all then selects
1642 if(modifier&GDK_SHIFT_MASK)
1643 select_ducks_in_box(drag_point,mouse_pos);
1645 if(modifier&GDK_CONTROL_MASK)
1646 toggle_select_ducks_in_box(drag_point,mouse_pos);
1647 else if(!(modifier&GDK_SHIFT_MASK))
1649 clear_selected_ducks();
1650 select_ducks_in_box(drag_point,mouse_pos);
1656 if(allow_layer_clicks)
1658 Layer::Handle layer(get_canvas()->find_layer(drag_point));
1661 if(canvas_view->get_smach().process_event(EventLayerClick(layer,BUTTON_LEFT,mouse_pos,modifier))==Smach::RESULT_OK)
1662 signal_layer_selected_(layer);
1668 signal_user_click(0)(mouse_pos);
1675 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_UP,MouseButton(event->button.button),mouse_pos,pressure,modifier))==Smach::RESULT_ACCEPT)
1683 // Handle a mouse scrolling event like Xara Xtreme and
1686 // Scroll up/down: scroll up/down
1687 // Shift + scroll up/down: scroll left/right
1688 // Control + scroll up/down: zoom in/out
1690 if(modifier&GDK_CONTROL_MASK)
1693 // The zoom is performed while preserving the pointer
1694 // position as a fixed point (similarly to Xara Xtreme and
1697 // The strategy used below is to scroll to the updated
1698 // position, then zoom. This is easy to implement within
1699 // the present architecture, but has the disadvantage of
1700 // triggering multiple visible refreshes. Note: 1.25 is
1701 // the hard wired ratio in zoom_in()/zoom_out(). The
1702 // variable "drift" compensates additional inaccuracies in
1703 // the zoom. There is also an additional minus sign for
1704 // the inverted y coordinates.
1706 // FIXME: One might want to figure out where in the code
1707 // this empirical drift is been introduced.
1709 const synfig::Point scroll_point(get_scrollx_adjustment()->get_value(),get_scrolly_adjustment()->get_value());
1710 const double drift = 0.052;
1712 switch(event->scroll.direction)
1715 case GDK_SCROLL_RIGHT:
1716 get_scrollx_adjustment()->set_value(scroll_point[0]+(mouse_pos[0]-scroll_point[0])*(1.25-(1+drift)));
1717 get_scrolly_adjustment()->set_value(scroll_point[1]-(mouse_pos[1]+scroll_point[1])*(1.25-(1+drift)));
1720 case GDK_SCROLL_DOWN:
1721 case GDK_SCROLL_LEFT:
1722 get_scrollx_adjustment()->set_value(scroll_point[0]+(mouse_pos[0]-scroll_point[0])*(1/1.25-(1+drift)));
1723 get_scrolly_adjustment()->set_value(scroll_point[1]-(mouse_pos[1]+scroll_point[1])*(1/1.25-(1+drift)));
1730 else if(modifier&GDK_SHIFT_MASK)
1732 // Scroll in either direction by 20 pixels. Ideally, the
1733 // amount of pixels per scrolling event should be
1734 // configurable. Xara Xtreme currently uses an (hard
1735 // wired) amount 20 pixel, Inkscape defaults to 40 pixels.
1737 const int scroll_pixel = 20;
1739 switch(event->scroll.direction)
1742 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()-scroll_pixel*pw);
1744 case GDK_SCROLL_DOWN:
1745 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()+scroll_pixel*pw);
1747 case GDK_SCROLL_LEFT:
1748 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()+scroll_pixel*ph);
1750 case GDK_SCROLL_RIGHT:
1751 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()-scroll_pixel*ph);
1759 // Scroll in either direction by 20 pixels. Ideally, the
1760 // amount of pixels per scrolling event should be
1761 // configurable. Xara Xtreme currently uses an (hard
1762 // wired) amount 20 pixel, Inkscape defaults to 40 pixels.
1764 const int scroll_pixel = 20;
1766 switch(event->scroll.direction)
1769 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()+scroll_pixel*ph);
1771 case GDK_SCROLL_DOWN:
1772 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()-scroll_pixel*ph);
1774 case GDK_SCROLL_LEFT:
1775 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()-scroll_pixel*pw);
1777 case GDK_SCROLL_RIGHT:
1778 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()+scroll_pixel*pw);
1793 WorkArea::on_hruler_event(GdkEvent */*event*/)
1798 case GDK_BUTTON_PRESS:
1799 if(dragging==DRAG_NONE)
1801 dragging=DRAG_GUIDE;
1802 curr_guide=get_guide_list_y().insert(get_guide_list_y().begin());
1803 curr_guide_is_x=false;
1808 case GDK_MOTION_NOTIFY:
1810 if(dragging==DRAG_GUIDE && curr_guide_is_x==false)
1813 if(event->button.axes)
1815 x=(event->button.axes[0]);
1816 y=(event->button.axes[1]);
1824 if(isnan(y) || isnan(x))
1827 *curr_guide=synfig::Point(screen_to_comp_coords(synfig::Point(x,y)))[1];
1834 case GDK_BUTTON_RELEASE:
1835 if(dragging==DRAG_GUIDE && curr_guide_is_x==false)
1838 get_guide_list_y().erase(curr_guide);
1850 WorkArea::on_vruler_event(GdkEvent */*event*/)
1855 case GDK_BUTTON_PRESS:
1857 if(dragging==DRAG_NONE)
1860 dragging=DRAG_GUIDE;
1861 curr_guide=get_guide_list_x().insert(get_guide_list_x().begin());
1862 curr_guide_is_x=true;
1866 case GDK_BUTTON_RELEASE:
1868 if(dragging==DRAG_GUIDE && curr_guide_is_x==true)
1872 get_guide_list_x().erase(curr_guide);
1885 WorkArea::refresh_dimension_info()
1887 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1889 canvaswidth=rend_desc.get_br()[0]-rend_desc.get_tl()[0];
1890 canvasheight=rend_desc.get_br()[1]-rend_desc.get_tl()[1];
1895 scrollx_adjustment.set_page_increment(abs(get_grid_size()[0]));
1896 scrollx_adjustment.set_step_increment(abs(pw));
1897 scrollx_adjustment.set_lower(-abs(canvaswidth));
1898 scrollx_adjustment.set_upper(abs(canvaswidth));
1899 scrolly_adjustment.set_lower(-abs(canvasheight));
1900 scrolly_adjustment.set_upper(abs(canvasheight));
1901 scrolly_adjustment.set_step_increment(abs(ph));
1902 scrolly_adjustment.set_page_increment(abs(get_grid_size()[1]));
1906 if(drawing_area->get_width()<=0 || drawing_area->get_height()<=0 || w==0 || h==0)
1909 const synfig::Point focus_point(get_focus_point());
1910 const synfig::Real x(focus_point[0]/pw+drawing_area->get_width()/2-w/2);
1911 const synfig::Real y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
1913 window_tl[0]=rend_desc.get_tl()[0]-pw*x;
1914 window_br[0]=rend_desc.get_br()[0]+pw*(drawing_area->get_width()-x-w);
1916 window_tl[1]=rend_desc.get_tl()[1]-ph*y;
1917 window_br[1]=rend_desc.get_br()[1]+ph*(drawing_area->get_height()-y-h);
1919 hruler->property_lower()=Distance(window_tl[0],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1920 hruler->property_upper()=Distance(window_br[0],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1921 vruler->property_lower()=Distance(window_tl[1],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1922 vruler->property_upper()=Distance(window_br[1],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1924 view_window_changed();
1929 WorkArea::screen_to_comp_coords(synfig::Point pos)const
1931 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1932 //synfig::Vector::value_type canvaswidth=rend_desc.get_br()[0]-rend_desc.get_tl()[0];
1933 //synfig::Vector::value_type canvasheight=rend_desc.get_br()[1]-rend_desc.get_tl()[1];
1934 //synfig::Vector::value_type pw=canvaswidth/w;
1935 //synfig::Vector::value_type ph=canvasheight/h;
1936 Vector focus_point=get_focus_point();
1937 synfig::Vector::value_type x=focus_point[0]/pw+drawing_area->get_width()/2-w/2;
1938 synfig::Vector::value_type y=focus_point[1]/ph+drawing_area->get_height()/2-h/2;
1940 return rend_desc.get_tl()-synfig::Point(pw*x,ph*y)+synfig::Point(pw*pos[0],ph*pos[1]);
1944 WorkArea::comp_to_screen_coords(synfig::Point /*pos*/)const
1946 synfig::warning("WorkArea::comp_to_screen_coords: Not yet implemented");
1947 return synfig::Point();
1951 WorkArea::next_unrendered_tile(int refreshes)const
1953 //assert(!tile_book.empty());
1954 if(tile_book.empty())
1957 //const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1959 const synfig::Vector focus_point(get_focus_point());
1961 // Calculate the window coordinates of the top-left
1962 // corner of the canvas.
1963 const synfig::Vector::value_type
1964 x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
1965 y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
1967 const int width_in_tiles(w/tile_w+(w%tile_w?1:0));
1968 const int height_in_tiles(h/tile_h+(h%tile_h?1:0));
1974 u2(int((-x+drawing_area->get_width())/tile_w+1)),
1975 v2(int((-y+drawing_area->get_height())/tile_h+1));
1977 if(u2>width_in_tiles)u2=width_in_tiles;
1978 if(v2>height_in_tiles)v2=height_in_tiles;
1982 int last_good_tile(-1);
1987 int index(v*width_in_tiles+u);
1988 if(tile_book[index].second<refreshes)
1990 last_good_tile=index;
1995 return last_good_tile;
1999 template <typename F, typename T=WorkAreaRenderer, typename R=typename F::result_type>
2000 class handle2ptr_t : public std::unary_function<typename etl::handle<T>,R>
2005 handle2ptr_t(const F &func):func(func) { };
2007 R operator()(typename etl::handle<T> x) { return func(*x); }
2010 template <typename F>
2014 return handle2ptr_t<F>(func);
2017 renderer_set_.begin(),
2018 renderer_set_.end(),
2023 &WorkAreaRenderer::render_vfunc
2025 Gdk::Rectangle(event->area)
2027 drawing_area->get_window()
2034 WorkArea::refresh(GdkEventExpose*event)
2036 assert(get_canvas());
2038 drawing_area->get_window()->clear();
2040 //const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
2042 const synfig::Vector focus_point(get_focus_point());
2044 // Update the old focus point
2045 last_focus_point=focus_point;
2047 // Draw out the renderables
2049 std::set<etl::handle<WorkAreaRenderer> >::iterator iter;
2050 for(iter=renderer_set_.begin();iter!=renderer_set_.end();++iter)
2052 if((*iter)->get_enabled())
2053 (*iter)->render_vfunc(
2054 drawing_area->get_window(),
2055 Gdk::Rectangle(&event->area)
2060 // Calculate the window coordinates of the top-left
2061 // corner of the canvas.
2062 //const synfig::Vector::value_type
2063 // x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2064 // y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2066 //const synfig::Vector::value_type window_startx(window_tl[0]);
2067 //const synfig::Vector::value_type window_endx(window_br[0]);
2068 //const synfig::Vector::value_type window_starty(window_tl[1]);
2069 //const synfig::Vector::value_type window_endy(window_br[1]);
2071 Glib::RefPtr<Gdk::GC> gc=Gdk::GC::create(drawing_area->get_window());
2073 // If we are in animate mode, draw a red border around the screen
2074 if(canvas_interface->get_mode()&synfigapp::MODE_ANIMATE)
2076 // #define USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2077 #ifdef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2078 // This method of drawing the red border doesn't work on any
2079 // Gtk theme which uses the crux-engine, hcengine, industrial,
2080 // mist, or ubuntulooks engine, such as the default ubuntu
2082 drawing_frame->modify_bg(Gtk::STATE_NORMAL,Gdk::Color("#FF0000"));
2084 // So let's do it in a more primitive fashion.
2085 gc->set_rgb_fg_color(Gdk::Color("#FF0000"));
2086 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
2087 drawing_area->get_window()->draw_rectangle(
2091 drawing_area->get_width()-1,drawing_area->get_height()-1); // w,h
2094 #ifdef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2096 drawing_frame->unset_bg(Gtk::STATE_NORMAL);
2099 previous_focus=get_focus_point();
2105 WorkArea::done_rendering()
2111 pix_buf=Gdk::Pixbuf::create_from_data(
2112 buffer, // pointer to the data
2113 Gdk::COLORSPACE_RGB, // the colorspace
2115 8, // bits per sample
2118 w*bpp); // stride (pitch)
2125 WorkArea::set_quality(int x)
2130 queue_render_preview();
2136 class WorkAreaProgress : public synfig::ProgressCallback
2138 WorkArea *work_area;
2139 ProgressCallback *cb;
2143 WorkAreaProgress(WorkArea *work_area,ProgressCallback *cb):
2144 work_area(work_area),cb(cb)
2150 task(const std::string &str)
2152 if(work_area->dirty)
2154 return cb->task(str);
2158 error(const std::string &err)
2160 if(work_area->dirty)
2162 return cb->error(err);
2166 amount_complete(int current, int total)
2168 if(work_area->dirty)
2170 return cb->amount_complete(current,total);
2176 studio::WorkArea::async_update_preview()
2182 get_canvas_view()->reset_cancel_status();
2184 // This object will mark us as busy until
2186 //studio::App::Busy busy;
2188 //WorkAreaProgress callback(this,get_canvas_view()->get_ui_interface().get());
2189 //synfig::ProgressCallback *cb=&callback;
2191 if(!is_visible())return false;
2194 // If we are queued to render the scene at the next idle
2195 // go ahead and de-queue it.
2196 if(render_idle_func_id)
2198 g_source_remove(render_idle_func_id);
2200 render_idle_func_id=0;
2205 get_canvas_view()->reset_cancel_status();
2208 RendDesc desc=get_canvas()->rend_desc();
2210 int w=(int)(desc.get_w()*zoom);
2211 int h=(int)(desc.get_h()*zoom);
2213 // Setup the description parameters
2214 desc.set_antialias(1);
2215 desc.set_time(cur_time);
2217 set_rend_desc(desc);
2219 // Create the render target
2220 handle<Target> target;
2222 if(w*h>(low_resolution?480*270:480*270/2))
2224 handle<WorkAreaTarget> trgt(new class WorkAreaTarget(this,w,h));
2226 trgt->set_rend_desc(&desc);
2227 trgt->set_onion_skin(get_onion_skin());
2232 handle<WorkAreaTarget_Full> trgt(new class WorkAreaTarget_Full(this,w,h));
2234 trgt->set_rend_desc(&desc);
2235 trgt->set_onion_skin(get_onion_skin());
2239 // We can rest assured that our time has already
2240 // been set, so there is no need to have to
2241 // recalculate that over again.
2242 // UPDATE: This is kind of needless with
2243 // the way that time is handled now in SYNFIG.
2244 //target->set_avoid_time_sync(true);
2245 async_renderer=new AsyncRenderer(target);
2246 async_renderer->signal_finished().connect(
2247 sigc::mem_fun(this,&WorkArea::async_update_finished)
2251 async_renderer->start();
2253 synfig::ProgressCallback *cb=get_canvas_view()->get_ui_interface().get();
2256 cb->task("Rendering...");
2263 studio::WorkArea::async_update_finished()
2265 synfig::ProgressCallback *cb=get_canvas_view()->get_ui_interface().get();
2272 // If we completed successfully, then
2273 // we aren't dirty anymore
2274 if(async_renderer->has_success())
2283 cb->task("Render Failed");
2285 //get_canvas_view()->reset_cancel_status();
2290 studio::WorkArea::sync_update_preview()
2292 // const Time &time(cur_time);
2295 get_canvas_view()->reset_cancel_status();
2300 // This object will mark us as busy until
2302 studio::App::Busy busy;
2304 WorkAreaProgress callback(this,get_canvas_view()->get_ui_interface().get());
2305 synfig::ProgressCallback *cb=&callback;
2307 // We don't want to render if we are already rendering
2314 if(!is_visible())return false;
2315 get_canvas()->set_time(get_time());
2316 get_canvas_view()->get_smach().process_event(EVENT_REFRESH_DUCKS);
2317 signal_rendering()();
2319 // If we are queued to render the scene at the next idle
2320 // go ahead and de-queue it.
2321 if(render_idle_func_id)
2323 g_source_remove(render_idle_func_id);
2325 render_idle_func_id=0;
2331 get_canvas_view()->reset_cancel_status();
2333 RendDesc desc=get_canvas()->rend_desc();
2334 //newdesc->set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN);
2336 int w=(int)(desc.get_w()*zoom);
2337 int h=(int)(desc.get_h()*zoom);
2339 // Setup the description parameters
2340 desc.set_antialias(1);
2341 desc.set_time(cur_time);
2344 set_rend_desc(desc);
2346 // Create the render target
2347 handle<WorkAreaTarget> target(new class WorkAreaTarget(this,w,h));
2349 target->set_rend_desc(&desc);
2351 // We can rest assured that our time has already
2352 // been set, so there is no need to have to
2353 // recalculate that over again.
2354 target->set_avoid_time_sync(true);
2357 cb->task(strprintf("Rendering canvas %s...",get_canvas()->get_name().c_str()));
2359 bool ret = target->render(cb);
2361 if(!ret && !get_canvas_view()->get_cancel_status() && dirty)
2367 if(get_canvas_view()->get_cancel_status())
2375 cb->task("Render Failed");
2376 cb->amount_complete(0,1);
2379 // Refresh the work area to make sure that
2380 // it is being displayed correctly
2381 drawing_area->queue_draw();
2383 // If we completed successfully, then
2384 // we aren't dirty anymore
2392 //get_canvas_view()->reset_cancel_status();
2398 studio::WorkArea::async_render_preview(Time time)
2401 //tile_book.clear();
2404 if(!is_visible())return;
2406 get_canvas()->set_time(get_time());
2407 get_canvas_view()->get_smach().process_event(EVENT_REFRESH_DUCKS);
2408 signal_rendering()();
2410 async_update_preview();
2413 WorkArea::async_render_preview()
2415 return async_render_preview(get_canvas_view()->get_time());
2419 studio::WorkArea::sync_render_preview(Time time)
2422 //tile_book.clear();
2424 if(!is_visible())return false;
2425 return sync_update_preview();
2429 WorkArea::sync_render_preview()
2431 return sync_render_preview(get_canvas_view()->get_time());
2435 WorkArea::sync_render_preview_hook()
2437 sync_render_preview(get_canvas_view()->get_time());
2441 WorkArea::queue_scroll()
2443 // const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
2445 const synfig::Point focus_point(get_focus_point());
2448 new_x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2449 new_y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2452 old_x(last_focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2453 old_y(last_focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2455 // If the coordinates didn't change, we shouldn't queue a draw
2456 if(old_x==new_x && old_y==new_y)
2460 dx(round_to_int(old_x)-round_to_int(new_x)),
2461 dy(round_to_int(old_y)-round_to_int(new_y));
2463 drawing_area->get_window()->scroll(-dx,-dy);
2465 /*drawing_area->queue_draw_area(
2472 last_focus_point=focus_point;
2476 studio::WorkArea::zoom_in()
2478 set_zoom(zoom*1.25);
2482 studio::WorkArea::zoom_out()
2484 set_zoom(zoom/1.25);
2488 studio::WorkArea::zoom_fit()
2490 // This really doesn't zoom to fit. Bug.
2495 studio::WorkArea::zoom_norm()
2498 set_zoom(prev_zoom);
2507 studio::WorkArea::__render_preview(gpointer data)
2509 WorkArea *work_area(static_cast<WorkArea*>(data));
2511 // there's no point anyone trying to cancel the timer now - it's gone off already
2512 work_area->render_idle_func_id = 0;
2514 work_area->queued=false;
2515 work_area->async_render_preview(work_area->get_canvas_view()->get_time());
2521 studio::WorkArea::queue_render_preview()
2523 //synfig::info("queue_render_preview(): called for %s", get_canvas_view()->get_time().get_string().c_str());
2528 //synfig::info("queue_render_preview(): already queued, unqueuing");
2529 /* if(render_idle_func_id)
2530 g_source_remove(render_idle_func_id);
2531 render_idle_func_id=0;
2537 if(dirty_trap_enabled)
2539 dirty_trap_queued++;
2551 //synfig::info("queue_render_preview(): (re)queuing...");
2552 //render_idle_func_id=g_idle_add_full(G_PRIORITY_DEFAULT,__render_preview,this,NULL);
2553 render_idle_func_id=g_timeout_add_full(
2554 G_PRIORITY_DEFAULT, // priority -
2555 queue_time, // interval - the time between calls to the function, in milliseconds (1/1000ths of a second)
2556 __render_preview, // function - function to call
2557 this, // data - data to pass to function
2558 NULL); // notify - function to call when the idle is removed, or NULL
2561 /* else if(rendering)
2570 DirtyTrap::DirtyTrap(WorkArea *work_area):work_area(work_area)
2572 work_area->dirty_trap_enabled=true;
2574 work_area->dirty_trap_queued=0;
2577 DirtyTrap::~DirtyTrap()
2579 work_area->dirty_trap_enabled=false;
2580 if(work_area->dirty_trap_queued)
2581 work_area->queue_render_preview();
2585 studio::WorkArea::queue_draw_preview()
2587 drawing_area->queue_draw();
2591 studio::WorkArea::set_cursor(const Gdk::Cursor& x)
2593 drawing_area->get_window()->set_cursor(x);
2596 studio::WorkArea::set_cursor(Gdk::CursorType x)
2598 drawing_area->get_window()->set_cursor(Gdk::Cursor(x));
2601 #include "iconcontroler.h"
2604 studio::WorkArea::refresh_cursor()
2606 // set_cursor(IconControler::get_tool_cursor(canvas_view->get_smach().get_state_name(),drawing_area->get_window()));
2610 studio::WorkArea::reset_cursor()
2612 drawing_area->get_window()->set_cursor(Gdk::Cursor(Gdk::TOP_LEFT_ARROW));
2613 // set_cursor(Gdk::TOP_LEFT_ARROW);
2617 studio::WorkArea::set_zoom(float z)
2619 z=max(1.0f/128.0f,min(128.0f,z));
2623 refresh_dimension_info();
2624 /*if(async_renderer)
2626 async_renderer->stop();
2630 async_update_preview();
2631 //queue_render_preview();
2635 WorkArea::set_selected_value_node(etl::loose_handle<synfig::ValueNode> x)
2637 if(x!=selected_value_node_)
2639 selected_value_node_=x;
2645 WorkArea::insert_renderer(const etl::handle<WorkAreaRenderer> &x)
2647 renderer_set_.insert(x);
2648 x->set_work_area(this);
2653 WorkArea::insert_renderer(const etl::handle<WorkAreaRenderer> &x, int priority)
2655 x->set_priority(priority);
2660 WorkArea::erase_renderer(const etl::handle<WorkAreaRenderer> &x)
2662 x->set_work_area(0);
2663 renderer_set_.erase(x);
2668 WorkArea::resort_render_set()
2670 std::set<etl::handle<WorkAreaRenderer> > tmp(
2671 renderer_set_.begin(),
2674 renderer_set_.swap(tmp);