/* === S Y N F I G ========================================================= */
/*! \file widgets/widget_timeslider.h
** \brief Time Slider Widget Header
**
** $Id$
**
** \legal
** Copyright (c) 2004 Adrian Bentley
** ......... ... 2018 Ivan Mahonin
**
** 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 <synfig/time.h>
#include <gui/timemodel.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 {
//! 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
etl::handle<TimeModel> time_model;
Cairo::RefPtr<Cairo::SurfacePattern> play_bounds_pattern;
// last mouse position for dragging
double lastx;
// distance between two small marks, also uses for left/right scroll
synfig::Time step;
sigc::connection time_change;
sigc::connection time_bounds_change;
virtual bool on_button_press_event(GdkEventButton *event); //for clicking
virtual bool on_button_release_event(GdkEventButton *event); //for clicking
virtual bool on_motion_notify_event(GdkEventMotion* event); //for dragging
virtual bool on_scroll_event(GdkEventScroll* event); //for zooming
virtual bool on_draw(const Cairo::RefPtr<Cairo::Context> &cr);
virtual void draw_background(const Cairo::RefPtr<Cairo::Context> &cr);
public:
Widget_Timeslider();
~Widget_Timeslider();
const etl::handle<TimeModel>& get_time_model() const { return time_model; }
void set_time_model(const etl::handle<TimeModel> &x);
};
}; // END of namespace studio
/* === E N D =============================================================== */
#endif