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)
809 render_idle_func_id=0;
813 WorkArea::save_meta_data()
819 Vector s(get_grid_size());
820 canvas_interface->set_meta_data("grid_size",strprintf("%f %f",s[0],s[1]));
821 canvas_interface->set_meta_data("grid_snap",get_grid_snap()?"1":"0");
822 canvas_interface->set_meta_data("guide_snap",get_guide_snap()?"1":"0");
823 canvas_interface->set_meta_data("guide_show",get_show_guides()?"1":"0");
824 canvas_interface->set_meta_data("grid_show",show_grid?"1":"0");
825 canvas_interface->set_meta_data("onion_skin",onion_skin?"1":"0");
828 GuideList::const_iterator iter;
829 for(iter=get_guide_list_x().begin();iter!=get_guide_list_x().end();++iter)
833 data+=strprintf("%f",*iter);
836 canvas_interface->set_meta_data("guide_x",data);
839 for(iter=get_guide_list_y().begin();iter!=get_guide_list_y().end();++iter)
843 data+=strprintf("%f",*iter);
846 canvas_interface->set_meta_data("guide_y",data);
849 if(get_sketch_filename().size())
851 if(dirname(canvas->get_file_name())==dirname(get_sketch_filename()))
852 canvas_interface->set_meta_data("sketch",basename(get_sketch_filename()));
854 canvas_interface->set_meta_data("sketch",get_sketch_filename());
857 meta_data_lock=false;
861 WorkArea::load_meta_data()
869 data=canvas->get_meta_data("grid_size");
872 float gx(get_grid_size()[0]),gy(get_grid_size()[1]);
874 String::iterator iter(find(data.begin(),data.end(),' '));
875 String tmp(data.begin(),iter);
883 tmp=String(iter+1,data.end());
888 set_grid_size(Vector(gx,gy));
891 synfig::error("WorkArea::load_meta_data(): Unable to parse data for \"grid_size\", which was \"%s\"",data.c_str());
893 data=canvas->get_meta_data("grid_show");
894 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
896 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
899 data=canvas->get_meta_data("solid_lines");
900 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
902 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
905 data=canvas->get_meta_data("guide_show");
906 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
908 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
911 data=canvas->get_meta_data("grid_snap");
912 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
914 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
915 set_grid_snap(false);
917 data=canvas->get_meta_data("guide_snap");
918 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
919 set_guide_snap(true);
920 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
921 set_guide_snap(false);
923 data=canvas->get_meta_data("onion_skin");
924 if(data.size() && (data=="1" || data[0]=='t' || data[0]=='T'))
925 set_onion_skin(true);
926 if(data.size() && (data=="0" || data[0]=='f' || data[0]=='F'))
927 set_onion_skin(false);
929 data=canvas->get_meta_data("guide_x");
930 get_guide_list_x().clear();
933 String::iterator iter(find(data.begin(),data.end(),' '));
934 String guide(data.begin(),iter);
937 get_guide_list_x().push_back(stratof(guide));
942 data=String(iter+1,data.end());
944 //sort(get_guide_list_x());
946 data=canvas->get_meta_data("guide_y");
947 get_guide_list_y().clear();
950 String::iterator iter(find(data.begin(),data.end(),' '));
951 String guide(data.begin(),iter);
954 get_guide_list_y().push_back(stratof(guide));
959 data=String(iter+1,data.end());
961 //sort(get_guide_list_y());
963 meta_data_lock=false;
968 WorkArea::set_onion_skin(bool x)
974 queue_render_preview();
975 signal_onion_skin_changed()();
979 WorkArea::get_onion_skin()const
985 WorkArea::enable_grid()
993 WorkArea::disable_grid()
1001 WorkArea::set_show_guides(bool x)
1009 WorkArea::toggle_grid()
1011 show_grid=!show_grid;
1017 WorkArea::set_low_resolution_flag(bool x)
1019 if(x!=low_resolution)
1022 queue_render_preview();
1027 WorkArea::toggle_low_resolution_flag()
1029 set_low_resolution_flag(!get_low_resolution_flag());
1033 WorkArea::popup_menu()
1035 signal_popup_menu()();
1039 WorkArea::set_grid_size(const synfig::Vector &s)
1041 Duckmatic::set_grid_size(s);
1047 WorkArea::set_focus_point(const synfig::Point &point)
1049 // These next three lines try to ensure that we place the
1050 // focus on a pixel boundry
1051 /*Point adjusted(point[0]/abs(get_pw()),point[1]/abs(get_ph()));
1052 adjusted[0]=(abs(adjusted[0]-floor(adjusted[0]))<0.5)?floor(adjusted[0])*abs(get_pw()):ceil(adjusted[0])*abs(get_ph());
1053 adjusted[1]=(abs(adjusted[1]-floor(adjusted[1]))<0.5)?floor(adjusted[1])*abs(get_ph()):ceil(adjusted[1])*abs(get_ph());
1055 const synfig::Point& adjusted(point);
1057 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1058 Real x_factor=(rend_desc.get_br()[0]-rend_desc.get_tl()[0]>0)?-1:1;
1059 Real y_factor=(rend_desc.get_br()[1]-rend_desc.get_tl()[1]>0)?-1:1;
1061 get_scrollx_adjustment()->set_value(adjusted[0]*x_factor);
1062 get_scrolly_adjustment()->set_value(adjusted[1]*y_factor);
1066 WorkArea::get_focus_point()const
1068 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1069 Real x_factor=(rend_desc.get_br()[0]-rend_desc.get_tl()[0]>0)?-1:1;
1070 Real y_factor=(rend_desc.get_br()[1]-rend_desc.get_tl()[1]>0)?-1:1;
1072 return synfig::Point(get_scrollx_adjustment()->get_value()*x_factor, get_scrolly_adjustment()->get_value()*y_factor);
1076 WorkArea::set_wh(int W, int H,int CHAN)
1078 // If our size is already set, don't set it again
1079 if(W==w && H==h && CHAN==bpp)
1083 if(W<=0 || H<=0 || CHAN<=0)
1090 // Set all of the parameters
1095 refresh_dimension_info();
1103 WorkArea::on_key_press_event(GdkEventKey* event)
1105 if(get_selected_ducks().empty())
1108 Real multiplier(1.0);
1110 if(Gdk::ModifierType(event->state)&GDK_SHIFT_MASK)
1114 switch(event->keyval)
1117 nudge=Vector(-pw,0);
1123 nudge=Vector(0,-ph);
1133 synfigapp::Action::PassiveGrouper grouper(instance.get(),"Nudge");
1135 // Grid snap does not apply to nudging
1136 bool grid_snap_holder(get_grid_snap());
1137 bool guide_snap_holder(get_guide_snap());
1138 set_grid_snap(false);
1141 start_duck_drag(get_selected_duck()->get_trans_point());
1142 translate_selected_ducks(get_selected_duck()->get_trans_point()+nudge*multiplier);
1147 canvas_view->duck_refresh_flag=true;
1148 canvas_view->queue_rebuild_ducks();
1151 set_grid_snap(grid_snap_holder);
1152 set_guide_snap(guide_snap_holder);
1158 WorkArea::on_drawing_area_event(GdkEvent *event)
1160 synfig::Point mouse_pos;
1161 float bezier_click_pos;
1162 const float radius((abs(pw)+abs(ph))*4);
1163 int button_pressed(0);
1165 bool is_mouse(false);
1166 Gdk::ModifierType modifier(Gdk::ModifierType(0));
1168 drawing_area->grab_focus();
1170 // Handle input stuff
1172 event->any.type==GDK_MOTION_NOTIFY ||
1173 event->any.type==GDK_BUTTON_PRESS ||
1174 event->any.type==GDK_2BUTTON_PRESS ||
1175 event->any.type==GDK_3BUTTON_PRESS ||
1176 event->any.type==GDK_BUTTON_RELEASE
1180 if(event->any.type==GDK_MOTION_NOTIFY)
1182 device=event->motion.device;
1183 modifier=Gdk::ModifierType(event->motion.state);
1187 device=event->button.device;
1188 modifier=Gdk::ModifierType(event->button.state);
1191 // Make sure we recognise the device
1192 if(curr_input_device)
1194 if(curr_input_device!=device)
1197 curr_input_device=device;
1198 signal_input_device_changed()(curr_input_device);
1203 curr_input_device=device;
1204 signal_input_device_changed()(curr_input_device);
1207 assert(curr_input_device);
1209 // Calculate the position of the
1210 // input device in canvas coordinates
1212 if(!event->button.axes)
1214 mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(event->button.x,event->button.y)));
1215 button_pressed=event->button.button;
1218 if(isnan(event->button.x) || isnan(event->button.y))
1223 double x(event->button.axes[0]);
1224 double y(event->button.axes[1]);
1225 if(isnan(x) || isnan(y))
1228 pressure=event->button.axes[2];
1229 //synfig::info("pressure=%f",pressure);
1231 pressure/=1.0f-0.04f;
1234 assert(!isnan(pressure));
1236 mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(x,y)));
1238 button_pressed=event->button.button;
1240 if(button_pressed==1 && pressure<0 && (event->any.type!=GDK_BUTTON_RELEASE && event->any.type!=GDK_BUTTON_PRESS))
1245 //if(event->any.type==GDK_BUTTON_PRESS && button_pressed)
1246 // synfig::info("Button pressed on input device = %d",event->button.button);
1248 //if(event->button.axes[2]>0.1)
1249 // button_pressed=1;
1251 // button_pressed=0;
1254 // GDK mouse scrolling events
1255 else if(event->any.type==GDK_SCROLL)
1257 // GDK information needed to properly interprete mouse
1258 // scrolling events are: scroll.state, scroll.x/scroll.y, and
1259 // scroll.direction. The value of scroll.direction will be
1262 modifier=Gdk::ModifierType(event->scroll.state);
1263 mouse_pos=synfig::Point(screen_to_comp_coords(synfig::Point(event->scroll.x,event->scroll.y)));
1266 // Handle the renderables
1268 std::set<etl::handle<WorkAreaRenderer> >::iterator iter;
1269 for(iter=renderer_set_.begin();iter!=renderer_set_.end();++iter)
1271 if((*iter)->get_enabled())
1272 if((*iter)->event_vfunc(event))
1274 // Event handled. Return true.
1280 // Event hasn't been handled, pass it down
1283 case GDK_BUTTON_PRESS:
1285 switch(button_pressed)
1287 case 1: // Attempt to click on a duck
1289 etl::handle<Duck> duck;
1292 if(allow_duck_clicks)
1294 duck=find_duck(mouse_pos,radius);
1298 // make a note of whether the duck we click on was selected or not
1299 if(duck_is_selected(duck))
1304 // if CTRL isn't pressed, clicking an unselected duck will unselect all other ducks
1305 if(!(modifier&GDK_CONTROL_MASK))
1306 clear_selected_ducks();
1312 // clear_selected_ducks();
1316 selected_bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
1317 if(duck && duck->get_editable())
1319 //get_selected_duck()->signal_user_click(0)();
1320 //if(clicked_duck)clicked_duck->signal_user_click(0)();
1322 // if the user is holding shift while clicking on a tangent duck, consider splitting the tangent
1323 if (event->motion.state&GDK_SHIFT_MASK && duck->get_type() == Duck::TYPE_TANGENT)
1325 synfigapp::ValueDesc value_desc = duck->get_value_desc();
1327 // we have the tangent, but need the vertex - that's the parent
1328 if (value_desc.parent_is_value_node()) {
1329 ValueNode_Composite::Handle parent_value_node = value_desc.get_parent_value_node();
1331 // if the tangent isn't split, then split it
1332 if (!((*(parent_value_node->get_link("split")))(get_time()).get(bool())))
1334 get_canvas_view()->canvas_interface()->
1335 change_value(synfigapp::ValueDesc(parent_value_node,
1336 parent_value_node->get_link_index_from_name("split")),
1338 // rebuild the ducks from scratch, so the tangents ducks aren't connected
1339 get_canvas_view()->rebuild_ducks();
1341 // reprocess the mouse click
1342 return on_drawing_area_event(event);
1345 // I don't know how to access the vertex from the tangent duck when originally drawing the bline in the bline tool
1347 // synfig::ValueNode::Handle vn = value_desc.get_value_node();
1348 synfig::info("parent isn't value node? shift-drag-tangent doesn't work in bline tool yet...");
1353 drag_point=mouse_pos;
1354 //drawing_area->queue_draw();
1355 start_duck_drag(mouse_pos);
1356 get_canvas_view()->reset_cancel_status();
1359 // I commented out this section because
1360 // it was causing issues when rotoscoping.
1361 // At the moment, we don't need it, so
1362 // this was the easiest way to fix the problem.
1368 selected_bezier->signal_user_click(0)(bezier_click_pos);
1373 //clear_selected_ducks();
1375 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_LEFT,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
1377 // Check for a guide click
1378 GuideList::iterator iter;
1380 iter=find_guide_x(mouse_pos,radius);
1381 if(iter==get_guide_list_x().end())
1383 curr_guide_is_x=false;
1384 iter=find_guide_y(mouse_pos,radius);
1387 curr_guide_is_x=true;
1388 if(iter!=get_guide_list_x().end() && iter!=get_guide_list_y().end())
1390 dragging=DRAG_GUIDE;
1396 // All else fails, try making a selection box
1398 curr_point=drag_point=mouse_pos;
1404 case 2: // Attempt to drag and move the window
1406 etl::handle<Duck> duck=find_duck(mouse_pos,radius);
1407 etl::handle<Bezier> bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
1409 duck->signal_user_click(1)();
1412 bezier->signal_user_click(1)(bezier_click_pos);
1414 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_MIDDLE,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
1417 dragging=DRAG_WINDOW;
1418 drag_point=mouse_pos;
1419 signal_user_click(1)(mouse_pos);
1423 case 3: // Attempt to either get info on a duck, or open the menu
1425 etl::handle<Duck> duck=find_duck(mouse_pos,radius);
1426 etl::handle<Bezier> bezier=find_bezier(mouse_pos,radius,&bezier_click_pos);
1428 Layer::Handle layer(get_canvas()->find_layer(mouse_pos));
1431 if(get_selected_ducks().size()<=1)
1432 duck->signal_user_click(2)();
1435 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MULTIPLE_DUCKS_CLICKED,BUTTON_RIGHT,mouse_pos,pressure,modifier));
1442 bezier->signal_user_click(2)(bezier_click_pos);
1448 if(canvas_view->get_smach().process_event(EventLayerClick(layer,BUTTON_RIGHT,mouse_pos))==Smach::RESULT_OK)
1453 canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_RIGHT,mouse_pos,pressure,modifier));
1455 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_DOWN,BUTTON_RIGHT,mouse_pos,pressure,modifier))==Smach::RESULT_OK)
1464 signal_user_click(3)(mouse_pos);
1467 signal_user_click(4)(mouse_pos);
1474 case GDK_MOTION_NOTIFY:
1475 curr_point=mouse_pos;
1477 if(event->motion.time-last_event_time<25)
1480 last_event_time=event->motion.time;
1482 signal_cursor_moved_();
1484 // Guide/Duck hilights on hover
1485 if(dragging==DRAG_NONE)
1487 GuideList::iterator iter;
1489 iter=find_guide_x(mouse_pos,radius);
1490 if(iter==get_guide_list_x().end())
1491 iter=find_guide_y(mouse_pos,radius);
1493 if(iter!=curr_guide)
1496 drawing_area->queue_draw();
1499 etl::handle<Duck> duck;
1500 duck=find_duck(mouse_pos,radius);
1501 if(duck!=hover_duck)
1504 drawing_area->queue_draw();
1509 if(dragging==DRAG_DUCK)
1511 if(canvas_view->get_cancel_status())
1514 canvas_view->queue_rebuild_ducks();
1518 Point point((mouse_pos-selected_duck->get_origin())/selected_duck->get_scalar());
1521 point[0]=floor(point[0]/grid_size[0]+0.5)*grid_size[0];
1522 point[1]=floor(point[1]/grid_size[1]+0.5)*grid_size[1];
1524 selected_duck->set_point(point);
1527 //Point p(mouse_pos);
1529 set_axis_lock(event->motion.state&GDK_SHIFT_MASK);
1531 translate_selected_ducks(mouse_pos);
1533 drawing_area->queue_draw();
1535 if(dragging==DRAG_BOX)
1537 curr_point=mouse_pos;
1538 drawing_area->queue_draw();
1540 if(dragging==DRAG_GUIDE)
1543 *curr_guide=mouse_pos[0];
1545 *curr_guide=mouse_pos[1];
1546 drawing_area->queue_draw();
1548 if(dragging!=DRAG_WINDOW)
1549 { // Update those triangle things on the rulers
1550 const synfig::Point point(mouse_pos);
1551 hruler->property_position()=Distance(point[0],Distance::SYSTEM_UNITS).get(App::distance_system,get_canvas()->rend_desc());
1552 vruler->property_position()=Distance(point[1],Distance::SYSTEM_UNITS).get(App::distance_system,get_canvas()->rend_desc());
1554 if(dragging==DRAG_WINDOW)
1556 set_focus_point(get_focus_point()+mouse_pos-drag_point);
1559 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)
1562 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)
1565 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)
1568 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_MOTION,BUTTON_NONE,mouse_pos,pressure,modifier))==Smach::RESULT_ACCEPT)
1572 case GDK_BUTTON_RELEASE:
1576 if(dragging==DRAG_GUIDE)
1583 if(dragging==DRAG_DUCK)
1585 synfigapp::Action::PassiveGrouper grouper(instance.get(),"Move");
1587 //translate_selected_ducks(mouse_pos);
1588 set_axis_lock(false);
1591 get_canvas_view()->duck_refresh_flag=false;
1592 get_canvas_view()->duck_refresh_needed=false;
1593 const bool drag_did_anything(end_duck_drag());
1594 get_canvas_view()->duck_refresh_flag=true;
1595 if(!drag_did_anything)
1597 // if we originally clicked on a selected duck ...
1600 // ... and CTRL is pressed, then just toggle the clicked duck
1601 // otherwise make the clicked duck the only selected duck
1602 if(modifier&GDK_CONTROL_MASK)
1603 unselect_duck(clicked_duck);
1606 clear_selected_ducks();
1607 select_duck(clicked_duck);
1609 clicked_duck->signal_user_click(0)();
1614 if(canvas_view->duck_refresh_needed)
1615 canvas_view->queue_rebuild_ducks();
1620 canvas_view->duck_refresh_flag=true;
1621 canvas_view->queue_rebuild_ducks();
1630 if(dragging==DRAG_BOX)
1633 if((drag_point-mouse_pos).mag()>radius/2.0f)
1635 if(canvas_view->get_smach().process_event(EventBox(drag_point,mouse_pos,MouseButton(event->button.button),modifier))==Smach::RESULT_ACCEPT)
1638 // when dragging a box around some ducks:
1639 // SHIFT selects; CTRL toggles; SHIFT+CTRL unselects; <none> clears all then selects
1640 if(modifier&GDK_SHIFT_MASK)
1641 select_ducks_in_box(drag_point,mouse_pos);
1643 if(modifier&GDK_CONTROL_MASK)
1644 toggle_select_ducks_in_box(drag_point,mouse_pos);
1645 else if(!(modifier&GDK_SHIFT_MASK))
1647 clear_selected_ducks();
1648 select_ducks_in_box(drag_point,mouse_pos);
1654 if(allow_layer_clicks)
1656 Layer::Handle layer(get_canvas()->find_layer(drag_point));
1659 if(canvas_view->get_smach().process_event(EventLayerClick(layer,BUTTON_LEFT,mouse_pos,modifier))==Smach::RESULT_OK)
1660 signal_layer_selected_(layer);
1666 signal_user_click(0)(mouse_pos);
1673 if(canvas_view->get_smach().process_event(EventMouse(EVENT_WORKAREA_MOUSE_BUTTON_UP,MouseButton(event->button.button),mouse_pos,pressure,modifier))==Smach::RESULT_ACCEPT)
1681 // Handle a mouse scrolling event like Xara Xtreme and
1684 // Scroll up/down: scroll up/down
1685 // Shift + scroll up/down: scroll left/right
1686 // Control + scroll up/down: zoom in/out
1688 if(modifier&GDK_CONTROL_MASK)
1691 // The zoom is performed while preserving the pointer
1692 // position as a fixed point (similarly to Xara Xtreme and
1695 // The strategy used below is to scroll to the updated
1696 // position, then zoom. This is easy to implement within
1697 // the present architecture, but has the disadvantage of
1698 // triggering multiple visible refreshes. Note: 1.25 is
1699 // the hard wired ratio in zoom_in()/zoom_out(). The
1700 // variable "drift" compensates additional inaccuracies in
1701 // the zoom. There is also an additional minus sign for
1702 // the inverted y coordinates.
1704 // FIXME: One might want to figure out where in the code
1705 // this empirical drift is been introduced.
1707 const synfig::Point scroll_point(get_scrollx_adjustment()->get_value(),get_scrolly_adjustment()->get_value());
1708 const double drift = 0.052;
1710 switch(event->scroll.direction)
1713 case GDK_SCROLL_RIGHT:
1714 get_scrollx_adjustment()->set_value(scroll_point[0]+(mouse_pos[0]-scroll_point[0])*(1.25-(1+drift)));
1715 get_scrolly_adjustment()->set_value(scroll_point[1]-(mouse_pos[1]+scroll_point[1])*(1.25-(1+drift)));
1718 case GDK_SCROLL_DOWN:
1719 case GDK_SCROLL_LEFT:
1720 get_scrollx_adjustment()->set_value(scroll_point[0]+(mouse_pos[0]-scroll_point[0])*(1/1.25-(1+drift)));
1721 get_scrolly_adjustment()->set_value(scroll_point[1]-(mouse_pos[1]+scroll_point[1])*(1/1.25-(1+drift)));
1728 else if(modifier&GDK_SHIFT_MASK)
1730 // Scroll in either direction by 20 pixels. Ideally, the
1731 // amount of pixels per scrolling event should be
1732 // configurable. Xara Xtreme currently uses an (hard
1733 // wired) amount 20 pixel, Inkscape defaults to 40 pixels.
1735 const int scroll_pixel = 20;
1737 switch(event->scroll.direction)
1740 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()-scroll_pixel*pw);
1742 case GDK_SCROLL_DOWN:
1743 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()+scroll_pixel*pw);
1745 case GDK_SCROLL_LEFT:
1746 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()+scroll_pixel*ph);
1748 case GDK_SCROLL_RIGHT:
1749 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()-scroll_pixel*ph);
1757 // Scroll in either direction by 20 pixels. Ideally, the
1758 // amount of pixels per scrolling event should be
1759 // configurable. Xara Xtreme currently uses an (hard
1760 // wired) amount 20 pixel, Inkscape defaults to 40 pixels.
1762 const int scroll_pixel = 20;
1764 switch(event->scroll.direction)
1767 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()+scroll_pixel*ph);
1769 case GDK_SCROLL_DOWN:
1770 get_scrolly_adjustment()->set_value(get_scrolly_adjustment()->get_value()-scroll_pixel*ph);
1772 case GDK_SCROLL_LEFT:
1773 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()-scroll_pixel*pw);
1775 case GDK_SCROLL_RIGHT:
1776 get_scrollx_adjustment()->set_value(get_scrollx_adjustment()->get_value()+scroll_pixel*pw);
1791 WorkArea::on_hruler_event(GdkEvent */*event*/)
1796 case GDK_BUTTON_PRESS:
1797 if(dragging==DRAG_NONE)
1799 dragging=DRAG_GUIDE;
1800 curr_guide=get_guide_list_y().insert(get_guide_list_y().begin());
1801 curr_guide_is_x=false;
1806 case GDK_MOTION_NOTIFY:
1808 if(dragging==DRAG_GUIDE && curr_guide_is_x==false)
1811 if(event->button.axes)
1813 x=(event->button.axes[0]);
1814 y=(event->button.axes[1]);
1822 if(isnan(y) || isnan(x))
1825 *curr_guide=synfig::Point(screen_to_comp_coords(synfig::Point(x,y)))[1];
1832 case GDK_BUTTON_RELEASE:
1833 if(dragging==DRAG_GUIDE && curr_guide_is_x==false)
1836 get_guide_list_y().erase(curr_guide);
1848 WorkArea::on_vruler_event(GdkEvent */*event*/)
1853 case GDK_BUTTON_PRESS:
1855 if(dragging==DRAG_NONE)
1858 dragging=DRAG_GUIDE;
1859 curr_guide=get_guide_list_x().insert(get_guide_list_x().begin());
1860 curr_guide_is_x=true;
1864 case GDK_BUTTON_RELEASE:
1866 if(dragging==DRAG_GUIDE && curr_guide_is_x==true)
1870 get_guide_list_x().erase(curr_guide);
1883 WorkArea::refresh_dimension_info()
1885 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1887 canvaswidth=rend_desc.get_br()[0]-rend_desc.get_tl()[0];
1888 canvasheight=rend_desc.get_br()[1]-rend_desc.get_tl()[1];
1893 scrollx_adjustment.set_page_increment(abs(get_grid_size()[0]));
1894 scrollx_adjustment.set_step_increment(abs(pw));
1895 scrollx_adjustment.set_lower(-abs(canvaswidth));
1896 scrollx_adjustment.set_upper(abs(canvaswidth));
1897 scrolly_adjustment.set_lower(-abs(canvasheight));
1898 scrolly_adjustment.set_upper(abs(canvasheight));
1899 scrolly_adjustment.set_step_increment(abs(ph));
1900 scrolly_adjustment.set_page_increment(abs(get_grid_size()[1]));
1904 if(drawing_area->get_width()<=0 || drawing_area->get_height()<=0 || w==0 || h==0)
1907 const synfig::Point focus_point(get_focus_point());
1908 const synfig::Real x(focus_point[0]/pw+drawing_area->get_width()/2-w/2);
1909 const synfig::Real y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
1911 window_tl[0]=rend_desc.get_tl()[0]-pw*x;
1912 window_br[0]=rend_desc.get_br()[0]+pw*(drawing_area->get_width()-x-w);
1914 window_tl[1]=rend_desc.get_tl()[1]-ph*y;
1915 window_br[1]=rend_desc.get_br()[1]+ph*(drawing_area->get_height()-y-h);
1917 hruler->property_lower()=Distance(window_tl[0],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1918 hruler->property_upper()=Distance(window_br[0],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1919 vruler->property_lower()=Distance(window_tl[1],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1920 vruler->property_upper()=Distance(window_br[1],Distance::SYSTEM_UNITS).get(App::distance_system,rend_desc);
1922 view_window_changed();
1927 WorkArea::screen_to_comp_coords(synfig::Point pos)const
1929 synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1930 //synfig::Vector::value_type canvaswidth=rend_desc.get_br()[0]-rend_desc.get_tl()[0];
1931 //synfig::Vector::value_type canvasheight=rend_desc.get_br()[1]-rend_desc.get_tl()[1];
1932 //synfig::Vector::value_type pw=canvaswidth/w;
1933 //synfig::Vector::value_type ph=canvasheight/h;
1934 Vector focus_point=get_focus_point();
1935 synfig::Vector::value_type x=focus_point[0]/pw+drawing_area->get_width()/2-w/2;
1936 synfig::Vector::value_type y=focus_point[1]/ph+drawing_area->get_height()/2-h/2;
1938 return rend_desc.get_tl()-synfig::Point(pw*x,ph*y)+synfig::Point(pw*pos[0],ph*pos[1]);
1942 WorkArea::comp_to_screen_coords(synfig::Point /*pos*/)const
1944 synfig::warning("WorkArea::comp_to_screen_coords: Not yet implemented");
1945 return synfig::Point();
1949 WorkArea::next_unrendered_tile(int refreshes)const
1951 //assert(!tile_book.empty());
1952 if(tile_book.empty())
1955 //const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
1957 const synfig::Vector focus_point(get_focus_point());
1959 // Calculate the window coordinates of the top-left
1960 // corner of the canvas.
1961 const synfig::Vector::value_type
1962 x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
1963 y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
1965 const int width_in_tiles(w/tile_w+(w%tile_w?1:0));
1966 const int height_in_tiles(h/tile_h+(h%tile_h?1:0));
1972 u2(int((-x+drawing_area->get_width())/tile_w+1)),
1973 v2(int((-y+drawing_area->get_height())/tile_h+1));
1975 if(u2>width_in_tiles)u2=width_in_tiles;
1976 if(v2>height_in_tiles)v2=height_in_tiles;
1980 int last_good_tile(-1);
1985 int index(v*width_in_tiles+u);
1986 if(tile_book[index].second<refreshes)
1988 last_good_tile=index;
1993 return last_good_tile;
1997 template <typename F, typename T=WorkAreaRenderer, typename R=typename F::result_type>
1998 class handle2ptr_t : public std::unary_function<typename etl::handle<T>,R>
2003 handle2ptr_t(const F &func):func(func) { };
2005 R operator()(typename etl::handle<T> x) { return func(*x); }
2008 template <typename F>
2012 return handle2ptr_t<F>(func);
2015 renderer_set_.begin(),
2016 renderer_set_.end(),
2021 &WorkAreaRenderer::render_vfunc
2023 Gdk::Rectangle(event->area)
2025 drawing_area->get_window()
2032 WorkArea::refresh(GdkEventExpose*event)
2034 assert(get_canvas());
2036 drawing_area->get_window()->clear();
2038 //const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
2040 const synfig::Vector focus_point(get_focus_point());
2042 // Update the old focus point
2043 last_focus_point=focus_point;
2045 // Draw out the renderables
2047 std::set<etl::handle<WorkAreaRenderer> >::iterator iter;
2048 for(iter=renderer_set_.begin();iter!=renderer_set_.end();++iter)
2050 if((*iter)->get_enabled())
2051 (*iter)->render_vfunc(
2052 drawing_area->get_window(),
2053 Gdk::Rectangle(&event->area)
2058 // Calculate the window coordinates of the top-left
2059 // corner of the canvas.
2060 //const synfig::Vector::value_type
2061 // x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2062 // y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2064 //const synfig::Vector::value_type window_startx(window_tl[0]);
2065 //const synfig::Vector::value_type window_endx(window_br[0]);
2066 //const synfig::Vector::value_type window_starty(window_tl[1]);
2067 //const synfig::Vector::value_type window_endy(window_br[1]);
2069 Glib::RefPtr<Gdk::GC> gc=Gdk::GC::create(drawing_area->get_window());
2071 // If we are in animate mode, draw a red border around the screen
2072 if(canvas_interface->get_mode()&synfigapp::MODE_ANIMATE)
2074 // #define USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2075 #ifdef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2076 // This method of drawing the red border doesn't work on any
2077 // Gtk theme which uses the crux-engine, hcengine, industrial,
2078 // mist, or ubuntulooks engine, such as the default ubuntu
2080 drawing_frame->modify_bg(Gtk::STATE_NORMAL,Gdk::Color("#FF0000"));
2082 // So let's do it in a more primitive fashion.
2083 gc->set_rgb_fg_color(Gdk::Color("#FF0000"));
2084 gc->set_line_attributes(1,Gdk::LINE_SOLID,Gdk::CAP_BUTT,Gdk::JOIN_MITER);
2085 drawing_area->get_window()->draw_rectangle(
2089 drawing_area->get_width()-1,drawing_area->get_height()-1); // w,h
2092 #ifdef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2094 drawing_frame->unset_bg(Gtk::STATE_NORMAL);
2097 previous_focus=get_focus_point();
2103 WorkArea::done_rendering()
2109 pix_buf=Gdk::Pixbuf::create_from_data(
2110 buffer, // pointer to the data
2111 Gdk::COLORSPACE_RGB, // the colorspace
2113 8, // bits per sample
2116 w*bpp); // stride (pitch)
2123 WorkArea::set_quality(int x)
2128 queue_render_preview();
2134 class WorkAreaProgress : public synfig::ProgressCallback
2136 WorkArea *work_area;
2137 ProgressCallback *cb;
2141 WorkAreaProgress(WorkArea *work_area,ProgressCallback *cb):
2142 work_area(work_area),cb(cb)
2148 task(const std::string &str)
2150 if(work_area->dirty)
2152 return cb->task(str);
2156 error(const std::string &err)
2158 if(work_area->dirty)
2160 return cb->error(err);
2164 amount_complete(int current, int total)
2166 if(work_area->dirty)
2168 return cb->amount_complete(current,total);
2174 studio::WorkArea::async_update_preview()
2180 get_canvas_view()->reset_cancel_status();
2182 // This object will mark us as busy until
2184 //studio::App::Busy busy;
2186 //WorkAreaProgress callback(this,get_canvas_view()->get_ui_interface().get());
2187 //synfig::ProgressCallback *cb=&callback;
2189 if(!is_visible())return false;
2192 // If we are queued to render the scene at the next idle
2193 // go ahead and de-queue it.
2194 if(render_idle_func_id)
2196 g_source_remove(render_idle_func_id);
2198 render_idle_func_id=0;
2203 get_canvas_view()->reset_cancel_status();
2206 RendDesc desc=get_canvas()->rend_desc();
2208 int w=(int)(desc.get_w()*zoom);
2209 int h=(int)(desc.get_h()*zoom);
2211 // Setup the description parameters
2212 desc.set_antialias(1);
2213 desc.set_time(cur_time);
2215 set_rend_desc(desc);
2217 // Create the render target
2218 handle<Target> target;
2220 if(w*h>(low_resolution?480*270:480*270/2))
2222 handle<WorkAreaTarget> trgt(new class WorkAreaTarget(this,w,h));
2224 trgt->set_rend_desc(&desc);
2225 trgt->set_onion_skin(get_onion_skin());
2230 handle<WorkAreaTarget_Full> trgt(new class WorkAreaTarget_Full(this,w,h));
2232 trgt->set_rend_desc(&desc);
2233 trgt->set_onion_skin(get_onion_skin());
2237 // We can rest assured that our time has already
2238 // been set, so there is no need to have to
2239 // recalculate that over again.
2240 // UPDATE: This is kind of needless with
2241 // the way that time is handled now in SYNFIG.
2242 //target->set_avoid_time_sync(true);
2243 async_renderer=new AsyncRenderer(target);
2244 async_renderer->signal_finished().connect(
2245 sigc::mem_fun(this,&WorkArea::async_update_finished)
2249 async_renderer->start();
2251 synfig::ProgressCallback *cb=get_canvas_view()->get_ui_interface().get();
2254 cb->task("Rendering...");
2261 studio::WorkArea::async_update_finished()
2263 synfig::ProgressCallback *cb=get_canvas_view()->get_ui_interface().get();
2270 // If we completed successfully, then
2271 // we aren't dirty anymore
2272 if(async_renderer->has_success())
2281 cb->task("Render Failed");
2283 //get_canvas_view()->reset_cancel_status();
2288 studio::WorkArea::sync_update_preview()
2290 // const Time &time(cur_time);
2293 get_canvas_view()->reset_cancel_status();
2298 // This object will mark us as busy until
2300 studio::App::Busy busy;
2302 WorkAreaProgress callback(this,get_canvas_view()->get_ui_interface().get());
2303 synfig::ProgressCallback *cb=&callback;
2305 // We don't want to render if we are already rendering
2312 if(!is_visible())return false;
2313 get_canvas()->set_time(get_time());
2314 get_canvas_view()->get_smach().process_event(EVENT_REFRESH_DUCKS);
2315 signal_rendering()();
2317 // If we are queued to render the scene at the next idle
2318 // go ahead and de-queue it.
2319 if(render_idle_func_id)
2321 g_source_remove(render_idle_func_id);
2323 render_idle_func_id=0;
2329 get_canvas_view()->reset_cancel_status();
2331 RendDesc desc=get_canvas()->rend_desc();
2332 //newdesc->set_flags(RendDesc::PX_ASPECT|RendDesc::IM_SPAN);
2334 int w=(int)(desc.get_w()*zoom);
2335 int h=(int)(desc.get_h()*zoom);
2337 // Setup the description parameters
2338 desc.set_antialias(1);
2339 desc.set_time(cur_time);
2342 set_rend_desc(desc);
2344 // Create the render target
2345 handle<WorkAreaTarget> target(new class WorkAreaTarget(this,w,h));
2347 target->set_rend_desc(&desc);
2349 // We can rest assured that our time has already
2350 // been set, so there is no need to have to
2351 // recalculate that over again.
2352 target->set_avoid_time_sync(true);
2355 cb->task(strprintf("Rendering canvas %s...",get_canvas()->get_name().c_str()));
2357 bool ret = target->render(cb);
2359 if(!ret && !get_canvas_view()->get_cancel_status() && dirty)
2365 if(get_canvas_view()->get_cancel_status())
2373 cb->task("Render Failed");
2374 cb->amount_complete(0,1);
2377 // Refresh the work area to make sure that
2378 // it is being displayed correctly
2379 drawing_area->queue_draw();
2381 // If we completed successfully, then
2382 // we aren't dirty anymore
2390 //get_canvas_view()->reset_cancel_status();
2396 studio::WorkArea::async_render_preview(Time time)
2399 //tile_book.clear();
2402 if(!is_visible())return;
2404 get_canvas()->set_time(get_time());
2405 get_canvas_view()->get_smach().process_event(EVENT_REFRESH_DUCKS);
2406 signal_rendering()();
2408 async_update_preview();
2411 WorkArea::async_render_preview()
2413 return async_render_preview(get_canvas_view()->get_time());
2417 studio::WorkArea::sync_render_preview(Time time)
2420 //tile_book.clear();
2422 if(!is_visible())return false;
2423 return sync_update_preview();
2427 WorkArea::sync_render_preview()
2429 return sync_render_preview(get_canvas_view()->get_time());
2433 WorkArea::sync_render_preview_hook()
2435 sync_render_preview(get_canvas_view()->get_time());
2439 WorkArea::queue_scroll()
2441 // const synfig::RendDesc &rend_desc(get_canvas()->rend_desc());
2443 const synfig::Point focus_point(get_focus_point());
2446 new_x(focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2447 new_y(focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2450 old_x(last_focus_point[0]/pw+drawing_area->get_width()/2-w/2),
2451 old_y(last_focus_point[1]/ph+drawing_area->get_height()/2-h/2);
2453 // If the coordinates didn't change, we shouldn't queue a draw
2454 if(old_x==new_x && old_y==new_y)
2458 dx(round_to_int(old_x)-round_to_int(new_x)),
2459 dy(round_to_int(old_y)-round_to_int(new_y));
2461 drawing_area->get_window()->scroll(-dx,-dy);
2463 if (timecode_width && timecode_height)
2465 drawing_area->queue_draw_area(4, 4, 4+timecode_width, 4+timecode_height);
2466 drawing_area->queue_draw_area(4-dx, 4-dy, 4-dx+timecode_width, 4-dy+timecode_height);
2469 #ifndef USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2470 if(canvas_interface->get_mode()&synfigapp::MODE_ANIMATE)
2472 int maxx = drawing_area->get_width()-1;
2473 int maxy = drawing_area->get_height()-1;
2477 drawing_area->queue_draw_area( 0, 0, 1, maxy);
2478 drawing_area->queue_draw_area(maxx-dx, 0, maxx-dx, maxy);
2482 drawing_area->queue_draw_area( maxx, 0, maxx, maxy);
2483 drawing_area->queue_draw_area( -dx, 0, -dx, maxy);
2487 drawing_area->queue_draw_area(0, 0, maxx, 1);
2488 drawing_area->queue_draw_area(0, maxy-dy, maxx, maxy-dy);
2492 drawing_area->queue_draw_area(0, maxy, maxx, maxy);
2493 drawing_area->queue_draw_area(0, -dy, maxx, -dy);
2496 #endif // USE_FRAME_BACKGROUND_TO_SHOW_EDIT_MODE
2498 last_focus_point=focus_point;
2502 studio::WorkArea::zoom_in()
2504 set_zoom(zoom*1.25);
2508 studio::WorkArea::zoom_out()
2510 set_zoom(zoom/1.25);
2514 studio::WorkArea::zoom_fit()
2516 // This really doesn't zoom to fit. Bug.
2521 studio::WorkArea::zoom_norm()
2524 set_zoom(prev_zoom);
2533 studio::WorkArea::__render_preview(gpointer data)
2535 WorkArea *work_area(static_cast<WorkArea*>(data));
2537 // there's no point anyone trying to cancel the timer now - it's gone off already
2538 work_area->render_idle_func_id = 0;
2540 work_area->queued=false;
2541 work_area->async_render_preview(work_area->get_canvas_view()->get_time());
2547 studio::WorkArea::queue_render_preview()
2549 //synfig::info("queue_render_preview(): called for %s", get_canvas_view()->get_time().get_string().c_str());
2554 //synfig::info("queue_render_preview(): already queued, unqueuing");
2555 /* if(render_idle_func_id)
2556 g_source_remove(render_idle_func_id);
2557 render_idle_func_id=0;
2563 if(dirty_trap_enabled)
2565 dirty_trap_queued++;
2577 //synfig::info("queue_render_preview(): (re)queuing...");
2578 //render_idle_func_id=g_idle_add_full(G_PRIORITY_DEFAULT,__render_preview,this,NULL);
2579 render_idle_func_id=g_timeout_add_full(
2580 G_PRIORITY_DEFAULT, // priority -
2581 queue_time, // interval - the time between calls to the function, in milliseconds (1/1000ths of a second)
2582 __render_preview, // function - function to call
2583 this, // data - data to pass to function
2584 NULL); // notify - function to call when the idle is removed, or NULL
2587 /* else if(rendering)
2596 DirtyTrap::DirtyTrap(WorkArea *work_area):work_area(work_area)
2598 work_area->dirty_trap_enabled=true;
2600 work_area->dirty_trap_queued=0;
2603 DirtyTrap::~DirtyTrap()
2605 work_area->dirty_trap_enabled=false;
2606 if(work_area->dirty_trap_queued)
2607 work_area->queue_render_preview();
2611 studio::WorkArea::queue_draw_preview()
2613 drawing_area->queue_draw();
2617 studio::WorkArea::set_cursor(const Gdk::Cursor& x)
2619 drawing_area->get_window()->set_cursor(x);
2622 studio::WorkArea::set_cursor(Gdk::CursorType x)
2624 drawing_area->get_window()->set_cursor(Gdk::Cursor(x));
2627 #include "iconcontroler.h"
2630 studio::WorkArea::refresh_cursor()
2632 // set_cursor(IconControler::get_tool_cursor(canvas_view->get_smach().get_state_name(),drawing_area->get_window()));
2636 studio::WorkArea::reset_cursor()
2638 drawing_area->get_window()->set_cursor(Gdk::Cursor(Gdk::TOP_LEFT_ARROW));
2639 // set_cursor(Gdk::TOP_LEFT_ARROW);
2643 studio::WorkArea::set_zoom(float z)
2645 z=max(1.0f/128.0f,min(128.0f,z));
2649 refresh_dimension_info();
2650 /*if(async_renderer)
2652 async_renderer->stop();
2656 async_update_preview();
2657 //queue_render_preview();
2661 WorkArea::set_selected_value_node(etl::loose_handle<synfig::ValueNode> x)
2663 if(x!=selected_value_node_)
2665 selected_value_node_=x;
2671 WorkArea::insert_renderer(const etl::handle<WorkAreaRenderer> &x)
2673 renderer_set_.insert(x);
2674 x->set_work_area(this);
2679 WorkArea::insert_renderer(const etl::handle<WorkAreaRenderer> &x, int priority)
2681 x->set_priority(priority);
2686 WorkArea::erase_renderer(const etl::handle<WorkAreaRenderer> &x)
2688 x->set_work_area(0);
2689 renderer_set_.erase(x);
2694 WorkArea::resort_render_set()
2696 std::set<etl::handle<WorkAreaRenderer> > tmp(
2697 renderer_set_.begin(),
2700 renderer_set_.swap(tmp);