Remove ancient trunk folder from svn repository

[synfig.git] / synfig-studio / src / gtkmm / widget_timeslider.h

diff --git a/synfig-studio/src/gtkmm/widget_timeslider.h b/synfig-studio/src/gtkmm/widget_timeslider.h
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+/* === S Y N F I G ========================================================= */
+/*!    \file widget_timeslider.h
+**     \brief Time Slider Widget Header
+**
+**     $Id$
+**
+**     \legal
+**     Copyright (c) 2004 Adrian Bentley
+**
+**     This package is free software; you can redistribute it and/or
+**     modify it under the terms of the GNU General Public License as
+**     published by the Free Software Foundation; either version 2 of
+**     the License, or (at your option) any later version.
+**
+**     This package is distributed in the hope that it will be useful,
+**     but WITHOUT ANY WARRANTY; without even the implied warranty of
+**     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+**     General Public License for more details.
+**     \endlegal
+*/
+/* ========================================================================= */
+
+/* === S T A R T =========================================================== */
+
+#ifndef __SYNFIG_WIDGET_TIMESLIDER_H
+#define __SYNFIG_WIDGET_TIMESLIDER_H
+
+/* === H E A D E R S ======================================================= */
+#include <gtkmm/drawingarea.h>
+#include <gtkmm/adjustment.h>
+
+#include <synfig/time.h>
+#include "canvasview.h"
+
+/* === M A C R O S ========================================================= */
+
+/* === T Y P E D E F S ===================================================== */
+
+/* === C L A S S E S & S T R U C T S ======================================= */
+
+namespace studio {
+
+void render_time_point_to_window(const Glib::RefPtr<Gdk::Drawable>& window,const Gdk::Rectangle& ca,const synfig::TimePoint &tp,bool selected=false);
+
+
+/* Design for the timeslider...
+
+       Concept: Scalable ruler
+               Ticks are done every so often (30 s, 10 frames, 5 frames, etc.)
+               Print out frame numbers next to the big ticks
+               Show blue pills in separate area (above or below)
+*/
+
+class Widget_Timeslider : public Gtk::DrawingArea
+{
+protected: //implementation that other interfaces can see
+       Glib::RefPtr<Pango::Layout> layout; //implementation awesomeness for text drawing
+
+       Gtk::Adjustment adj_default;
+       Gtk::Adjustment *adj_timescale;
+
+       //HACK - I should not have to see this...
+       Gtk::Adjustment *adj_bounds;
+       double time_per_tickmark;
+
+       //Statistics used for drawing stuff (and making sure we don't if we don't need to)
+       /*double start,end;
+       double current;
+
+       bool invalidated;*/
+
+       guint32 last_event_time;
+
+       float fps;
+
+       sigc::connection time_value_change;
+       sigc::connection time_other_change;
+
+       //TODO: fill out blue pill stuff
+
+       //input functions
+
+       virtual bool on_motion_notify_event(GdkEventMotion* event); //for dragging
+       virtual bool on_scroll_event(GdkEventScroll* event); //for zooming
+       virtual bool on_button_press_event(GdkEventButton *event); //for clicking
+       virtual bool on_button_release_event(GdkEventButton *event); //for clicking
+
+       virtual bool on_expose_event(GdkEventExpose */*event*/) {redraw(); return true;}//for drawing
+
+       virtual bool redraw(bool doublebuffer = false);
+
+       //void update_times();
+
+       void zoom_in(bool centerontime = false);
+       void zoom_out(bool centerontime = false);
+
+       //Drag the Frame
+       bool dragscroll;
+
+       /*NOTE: if we can set the mouse position to the original position
+                       this would only have to be set once (and it would be good otherwise too)
+       */
+       double lastx; //last mouse position for dragging
+
+public: //structors
+       Widget_Timeslider();
+       ~Widget_Timeslider();
+
+public: //Normal Interface
+
+       void draw() {redraw();}
+       virtual void refresh(); //reget bluepills, time values and queue_draw if need be
+
+public: //Time Interface
+
+       //Run FPS stuff through it to the MAX
+       double get_global_fps() const {return fps;}
+       void set_global_fps(float d);
+
+       //accessors for the time adjustment
+       Gtk::Adjustment &get_time_adjustment() const {return *adj_timescale;}
+       void set_time_adjustment(Gtk::Adjustment *x);
+
+       //HACK - I should not have to see these bounds (should be boundless)
+       Gtk::Adjustment &get_bounds_adjustment() const {return *adj_bounds;}
+       void set_bounds_adjustment(Gtk::Adjustment *x) {adj_bounds = x;}
+};
+
+}; // END of namespace studio
+
+/* === E N D =============================================================== */
+
+#endif