2 Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 /** @file src/film_viewer.h
21 * @brief A wx widget to view `thumbnails' of a Film.
30 class RGBPlusAlphaImage;
34 * @brief A wx widget to view a preview of a Film.
36 class FilmViewer : public wxPanel
39 FilmViewer (boost::shared_ptr<Film>, wxWindow *);
41 void set_film (boost::shared_ptr<Film>);
44 void film_changed (Film::Property);
45 void paint_panel (wxPaintEvent &);
46 void panel_sized (wxSizeEvent &);
47 void slider_moved (wxScrollEvent &);
48 void play_clicked (wxCommandEvent &);
49 void timer (wxTimerEvent &);
50 void process_video (boost::shared_ptr<Image>, bool, boost::shared_ptr<Subtitle>);
51 void calculate_sizes ();
52 void check_play_state ();
53 void update_from_raw ();
54 void decoder_changed ();
55 void raw_to_display ();
57 void active_jobs_changed (bool);
59 boost::shared_ptr<Film> _film;
60 boost::shared_ptr<Player> _player;
65 wxToggleButton* _play_button;
68 boost::shared_ptr<Image> _raw_frame;
69 boost::shared_ptr<Subtitle> _raw_sub;
70 boost::shared_ptr<Image> _display_frame;
72 boost::shared_ptr<RGBPlusAlphaImage> _display_sub;
73 Position _display_sub_position;
76 /** Size of our output (including padding if we have any) */
77 libdcp::Size _out_size;
78 /** Size that we will make our film (equal to _out_size unless we have padding) */
79 libdcp::Size _film_size;
80 /** Size of the panel that we have available */
81 libdcp::Size _panel_size;