1 /* === S Y N F I G ========================================================= */
3 ** \brief Template Header
8 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
9 ** Copyright (c) 2007 Chris Moore
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 /* === S T A R T =========================================================== */
26 #ifndef __SYNFIG_GTKMM_WORKAREA_H
27 #define __SYNFIG_GTKMM_WORKAREA_H
29 /* === H E A D E R S ======================================================= */
35 #include <ETL/smart_ptr>
38 #include <gtkmm/drawingarea.h>
39 #include <gtkmm/table.h>
40 #include <gtkmm/adjustment.h>
41 #include <gtkmm/ruler.h>
42 #include <gtkmm/image.h>
43 #include <gdkmm/pixbuf.h>
44 #include <gdkmm/cursor.h>
45 #include <gdkmm/device.h>
47 #include <synfig/time.h>
48 #include <synfig/vector.h>
49 #include <synfig/general.h>
50 #include <synfig/renddesc.h>
51 #include <synfig/canvas.h>
54 #include "duckmatic.h"
57 /* === M A C R O S ========================================================= */
59 /* === T Y P E D E F S ===================================================== */
61 /* === C L A S S E S & S T R U C T S ======================================= */
66 template <typename T_, typename C_=std::less<T_,T_> >
67 class dereferenced_compare
70 typedef etl::loose_handle<T_> first_argument_type;
71 typedef etl::loose_handle<T_> second_argument_type;
72 typedef bool result_type;
78 namespace synfigapp { class CanvasInterface; };
80 namespace synfig { class Layer; };
81 namespace Gtk { class Frame; };
86 class WorkAreaTarget_Full;
91 class WorkAreaRenderer;
95 friend class WorkArea;
98 DirtyTrap(WorkArea *work_area);
103 class WorkArea : public Gtk::Table, public Duckmatic
105 friend class WorkAreaTarget;
106 friend class WorkAreaTarget_Full;
107 friend class DirtyTrap;
108 friend class WorkAreaRenderer;
109 friend class WorkAreaProgress;
112 -- ** -- P U B L I C T Y P E S ---------------------------------------------
117 void insert_renderer(const etl::handle<WorkAreaRenderer> &x);
118 void insert_renderer(const etl::handle<WorkAreaRenderer> &x,int priority);
119 void erase_renderer(const etl::handle<WorkAreaRenderer> &x);
120 void resort_render_set();
132 -- ** -- P R I V A T E D A T A ---------------------------------------------
137 std::set<etl::handle<WorkAreaRenderer> > renderer_set_;
139 etl::handle<studio::AsyncRenderer> async_renderer;
142 etl::loose_handle<synfigapp::CanvasInterface> canvas_interface;
143 etl::handle<synfig::Canvas> canvas;
144 etl::loose_handle<studio::Instance> instance;
145 etl::loose_handle<studio::CanvasView> canvas_view;
148 Gtk::DrawingArea *drawing_area;
149 Gtk::Adjustment scrollx_adjustment;
150 Gtk::Adjustment scrolly_adjustment;
153 Gtk::Button *menubutton;
154 Gtk::Frame *drawing_frame;
156 GdkDevice* curr_input_device;
159 int w; //!< Width of the image (in pixels)
160 int h; //!< Height of the image (in pixels)
161 synfig::Real canvaswidth; //!< Width of the canvas
162 synfig::Real canvasheight; //!< Height of the canvas
163 synfig::Real pw; //!< The width of a pixel
164 synfig::Real ph; //!< The height of a pixel
165 float zoom; //!< Zoom factor
166 float prev_zoom; //!< Previous Zoom factor
167 synfig::Point window_tl; //!< The (theoretical) top-left corner of the view window
168 synfig::Point window_br; //!< The (theoretical) bottom-right corner of the view window
170 guint32 last_event_time;
173 //unsigned char *buffer;
176 synfig::ProgressCallback *progresscallback;
179 synfig::RendDesc desc;
181 //! This flag is set if the user is dragging the video window
182 /*! \see drag_point */
185 etl::handle<Duckmatic::Duck> clicked_duck;
186 etl::handle<Duckmatic::Duck> hover_duck;
188 //! When dragging the viewport, this is set to the origin of the drag
189 synfig::Point drag_point;
191 synfig::Point curr_point;
194 synfig::Point previous_focus;
196 //! This flag is set if the grid should be drawn
199 //! This flag is set if the guides should be drawn
206 //! This flag is set if the entire frame is rendered rather than using tiles
209 //Glib::RefPtr<Gdk::Pixbuf> pix_buf;
211 //! This vector holds all of the tiles for this image
212 std::vector< std::pair<Glib::RefPtr<Gdk::Pixbuf>,int> > tile_book;
214 //! This integer describes the total times that the work are has been refreshed
217 //! This list holds the queue of tiles that need to be rendered
218 //std::list<int> tile_queue;
222 gint render_idle_func_id;
224 //! The coordinates of the focus the last time a part of the screen was refreshed
225 synfig::Point last_focus_point;
230 int low_res_pixel_size;
232 bool dirty_trap_enabled;
234 int dirty_trap_queued;
239 etl::loose_handle<synfig::ValueNode> selected_value_node_;
241 bool allow_duck_clicks;
242 bool allow_layer_clicks;
244 bool curr_guide_is_x;
250 -- ** -- P U B L I C D A T A -----------------------------------------------
255 const etl::loose_handle<synfig::ValueNode>& get_selected_value_node() { return selected_value_node_; }
256 const synfig::Point& get_drag_point()const { return drag_point; }
257 std::vector< std::pair<Glib::RefPtr<Gdk::Pixbuf>,int> >& get_tile_book(){ return tile_book; }
258 int get_refreshes()const { return refreshes; }
259 bool get_canceled()const { return canceled_; }
260 bool get_queued()const { return queued; }
261 bool get_rendering()const { return rendering; }
262 bool get_updating()const;
263 void stop_updating(bool cancel = false);
264 bool get_full_frame()const { return full_frame; }
265 //int get_w()const { return w; }
266 //int get_h()const { return h; }
268 int get_tile_w()const { return tile_w; }
269 int get_tile_h()const { return tile_h; }
271 bool get_allow_layer_clicks() { return allow_layer_clicks; }
272 void set_allow_layer_clicks(bool value) { allow_layer_clicks=value; }
274 bool get_allow_duck_clicks() { return allow_duck_clicks; }
275 void set_allow_duck_clicks(bool value) { allow_duck_clicks=value; }
277 // used in renderer_ducks.cpp
280 // used in renderer_guides.cpp
281 GuideList::iterator curr_guide;
283 // used in renderer_timecode.cpp
284 int timecode_width, timecode_height;
287 -- ** -- P R I V A T E M E T H O D S ---------------------------------------
292 //unsigned char *get_buffer() { return buffer; }
293 bool set_wh(int w, int h,int chan=3);
295 int next_unrendered_tile(int refreshes)const;
296 int next_unrendered_tile()const { return next_unrendered_tile(refreshes); }
299 -- ** -- S I G N A L S -------------------------------------------------------
304 sigc::signal<void,GdkDevice* > signal_input_device_changed_;
306 //! One signal per button
307 sigc::signal<void,synfig::Point> signal_user_click_[5];
309 sigc::signal<void> signal_popup_menu_;
311 sigc::signal<void> signal_cursor_moved_;
312 sigc::signal<void> signal_rendering_;
314 sigc::signal<void> signal_onion_skin_changed_;
316 //! Signal for when the user clicks on a layer
317 sigc::signal<void, etl::handle<synfig::Layer> > signal_layer_selected_;
319 sigc::signal<void> signal_view_window_changed_;
323 sigc::signal<void>& signal_onion_skin_changed() { return signal_onion_skin_changed_; }
325 sigc::signal<void>& signal_rendering() { return signal_rendering_; }
327 sigc::signal<void>& signal_cursor_moved() { return signal_cursor_moved_; }
329 sigc::signal<void>& signal_view_window_changed() { return signal_view_window_changed_; }
330 void view_window_changed() { signal_view_window_changed()(); }
332 sigc::signal<void,GdkDevice* >& signal_input_device_changed() { return signal_input_device_changed_; }
334 sigc::signal<void> &signal_popup_menu() { return signal_popup_menu_; }
336 //! One signal per button (5 buttons)
337 sigc::signal<void,synfig::Point> &signal_user_click(int button=0){ return signal_user_click_[button]; }
339 sigc::signal<void, etl::handle<synfig::Layer> >& signal_layer_selected() { return signal_layer_selected_; }
342 -- ** -- P U B L I C M E T H O D S -----------------------------------------
346 void set_onion_skin(bool x);
347 bool get_onion_skin()const;
348 void toggle_onion_skin() { set_onion_skin(!get_onion_skin()); }
350 void set_selected_value_node(etl::loose_handle<synfig::ValueNode> x);
352 bool is_dragging() { return dragging!=DRAG_NONE; }
354 DragMode get_dragging_mode() { return dragging; }
356 WorkArea(etl::loose_handle<synfigapp::CanvasInterface> canvas_interface);
359 void set_cursor(const Gdk::Cursor& x);
360 void set_cursor(Gdk::CursorType x);
362 const synfig::Point& get_cursor_pos()const { return curr_point; }
364 Gtk::Adjustment *get_scrollx_adjustment() { return &scrollx_adjustment; }
365 Gtk::Adjustment *get_scrolly_adjustment() { return &scrolly_adjustment; }
366 const Gtk::Adjustment *get_scrollx_adjustment()const { return &scrollx_adjustment; }
367 const Gtk::Adjustment *get_scrolly_adjustment()const { return &scrolly_adjustment; }
369 void set_instance(etl::loose_handle<studio::Instance> x) { instance=x; }
370 void set_canvas(etl::handle<synfig::Canvas> x) { canvas=x; }
371 void set_canvas_view(etl::loose_handle<studio::CanvasView> x) { canvas_view=x; }
372 etl::handle<synfig::Canvas> get_canvas()const { return canvas; }
373 etl::handle<studio::Instance> get_instance()const { return instance; }
374 etl::loose_handle<studio::CanvasView> get_canvas_view()const { return canvas_view; }
376 void refresh_dimension_info();
378 //! Enables showing of the grid
381 //! Disables showing of the grid
384 //! Toggles the showing of the grid
387 //! Returns the state of the show_grid flag
388 bool grid_status()const { return show_grid; }
390 void toggle_grid_snap() { Duckmatic::toggle_grid_snap(); }
392 bool get_show_guides()const { return show_guides; }
393 void set_show_guides(bool x);
394 void toggle_show_guides() { set_show_guides(!get_show_guides()); }
396 bool get_low_resolution_flag()const { return low_resolution; }
397 void set_low_resolution_flag(bool x);
398 void toggle_low_resolution_flag();
403 //! Sets the size of the grid
404 void set_grid_size(const synfig::Vector &s);
409 int get_quality()const { return quality; }
410 int get_low_res_pixel_size()const { return low_res_pixel_size; }
412 void set_quality(int x);
413 void set_low_res_pixel_size(int x);
416 int get_w()const { return w; }
417 int get_h()const { return h; }
418 int get_bpp()const { return bpp; }
421 const synfig::RendDesc &get_rend_desc()const { return desc; }
424 void set_rend_desc(const synfig::RendDesc &x) { desc=x; }
426 //! Converts screen coords (ie: pixels) to composition coordinates
427 synfig::Point screen_to_comp_coords(synfig::Point pos)const;
429 //! Converts composition coordinates to screen coords (ie: pixels)
430 synfig::Point comp_to_screen_coords(synfig::Point pos)const;
432 float get_pw()const { return pw; }
433 float get_ph()const { return ph; }
435 const synfig::Point &get_window_tl()const { return window_tl; }
436 const synfig::Point &get_window_br()const { return window_br; }
439 bool async_update_preview();
440 void async_update_finished();
441 void async_render_preview(synfig::Time time);
442 void async_render_preview();
444 bool sync_update_preview();
445 bool sync_render_preview(synfig::Time time);
446 bool sync_render_preview();
447 void sync_render_preview_hook();
449 void queue_render_preview();
452 void queue_draw_preview();
458 float get_zoom()const { return zoom; }
460 void set_zoom(float z);
463 void set_progress_callback(synfig::ProgressCallback *x) { progresscallback=x; }
464 synfig::ProgressCallback *get_progress_callback() { return progresscallback; }
466 void set_focus_point(const synfig::Point &x);
468 synfig::Point get_focus_point()const;
470 void done_rendering();
472 bool refresh(GdkEventExpose*bleh=NULL);
475 void refresh_cursor();
477 void save_meta_data();
478 void load_meta_data();
481 -- ** -- S I G N A L T E R M I N A L S -------------------------------------
485 bool on_key_press_event(GdkEventKey* event);
486 bool on_drawing_area_event(GdkEvent* event);
487 bool on_hruler_event(GdkEvent* event);
488 bool on_vruler_event(GdkEvent* event);
491 -- ** -- S T A T I C P U B L I C M E T H O D S ---------------------------
497 -- ** -- S T A T I C P R I V A T E M E T H O D S -------------------------
502 static gboolean __render_preview(gpointer data);
504 }; // END of class WorkArea
506 }; // END of namespace studio
508 /* === E N D =============================================================== */