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/*
Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
This program 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 program 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.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/** @file src/film_viewer.h
* @brief A GTK widget to view `thumbnails' of a Film.
*/
#include <gtkmm.h>
#include "lib/film.h"
/** @class FilmViewer
* @brief A GTK widget to view `thumbnails' of a Film.
*/
class FilmViewer
{
public:
FilmViewer (Film *);
Gtk::Widget& widget () {
return _vbox;
}
void set_film (Film *);
void setup_visibility ();
private:
void position_slider_changed ();
void update_thumbs ();
std::string format_position_slider_value (double) const;
void load_thumbnail (int);
void film_changed (Film::Property);
void reload_current_thumbnail ();
void update_scaled_pixbuf ();
std::pair<int, int> scaled_pixbuf_size () const;
void scroller_size_allocate (Gtk::Allocation);
Film* _film;
Gtk::VBox _vbox;
Gtk::ScrolledWindow _scroller;
Gtk::Image _image;
Glib::RefPtr<Gdk::Pixbuf> _pixbuf;
Glib::RefPtr<Gdk::Pixbuf> _cropped_pixbuf;
Glib::RefPtr<Gdk::Pixbuf> _scaled_pixbuf;
Gtk::HScale _position_slider;
Gtk::Allocation _last_scroller_allocation;
};
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