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/*
Copyright (C) 2013 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.
*/
#include <boost/shared_ptr.hpp>
#include <boost/weak_ptr.hpp>
#include <boost/signals2.hpp>
#include <wx/wx.h>
#include "lib/util.h"
#include "lib/rect.h"
#include "content_menu.h"
class Film;
class View;
class ContentView;
class FilmEditor;
class TimeAxisView;
class Timeline : public wxPanel
{
public:
Timeline (wxWindow *, FilmEditor *, boost::shared_ptr<Film>);
boost::shared_ptr<const Film> film () const;
void force_redraw (dcpomatic::Rect<int> const &);
int x_offset () const {
return 8;
}
int width () const {
return GetSize().GetWidth ();
}
int track_height () const {
return 48;
}
double pixels_per_time_unit () const {
return _pixels_per_time_unit;
}
Position<int> tracks_position () const {
return Position<int> (8, 8);
}
int tracks () const;
void setup_pixels_per_time_unit ();
void set_snap (bool s) {
_snap = s;
}
bool snap () const {
return _snap;
}
private:
void paint ();
void left_down (wxMouseEvent &);
void left_up (wxMouseEvent &);
void right_down (wxMouseEvent &);
void mouse_moved (wxMouseEvent &);
void playlist_changed ();
void resized ();
void assign_tracks ();
void set_position_from_event (wxMouseEvent &);
void clear_selection ();
typedef std::vector<boost::shared_ptr<View> > ViewList;
typedef std::vector<boost::shared_ptr<ContentView> > ContentViewList;
boost::shared_ptr<View> event_to_view (wxMouseEvent &);
ContentViewList selected_views () const;
ContentList selected_content () const;
FilmEditor* _film_editor;
boost::weak_ptr<Film> _film;
ViewList _views;
boost::shared_ptr<TimeAxisView> _time_axis_view;
int _tracks;
double _pixels_per_time_unit;
bool _left_down;
wxPoint _down_point;
boost::shared_ptr<ContentView> _down_view;
Time _down_view_position;
bool _first_move;
ContentMenu _menu;
bool _snap;
boost::signals2::scoped_connection _playlist_connection;
};
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