2 Copyright (C) 2012-2014 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 (wxWindow *);
41 void set_film (boost::shared_ptr<Film>);
43 DCPTime position () const {
49 boost::signals2::signal<void (boost::weak_ptr<PlayerVideo>)> ImageChanged;
53 void panel_sized (wxSizeEvent &);
57 void calculate_sizes ();
58 void check_play_state ();
59 void active_jobs_changed (bool);
61 void forward_clicked ();
62 void player_changed (bool);
63 void update_position_label ();
64 void update_position_slider ();
65 void get (DCPTime, bool);
66 void refresh_panel ();
67 void setup_sensitivity ();
68 void film_changed (Film::Property);
70 boost::shared_ptr<Film> _film;
71 boost::shared_ptr<Player> _player;
75 wxCheckBox* _outline_content;
77 wxButton* _back_button;
78 wxButton* _forward_button;
79 wxStaticText* _frame_number;
80 wxStaticText* _timecode;
81 wxToggleButton* _play_button;
84 boost::shared_ptr<const Image> _frame;
86 Position<int> _inter_position;
87 dcp::Size _inter_size;
89 /** Size of our output (including padding if we have any) */
91 /** Size of the panel that we have available */
92 dcp::Size _panel_size;
93 /** true if the last call to ::get() was specified to be accurate;
94 * this is used so that when re-fetching the current frame we
95 * can get the same one that we got last time.
97 bool _last_get_accurate;
99 boost::signals2::scoped_connection _film_connection;
100 boost::signals2::scoped_connection _player_connection;