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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.
*/
#include "asset.h"
#include "xml.h"
#include "dcp_time.h"
namespace libdcp
{
class FontNode;
class TextNode : public XMLNode
{
public:
TextNode () {}
TextNode (xmlpp::Node const * node);
float v_position;
VAlign v_align;
std::string text;
};
class SubtitleNode : public XMLNode
{
public:
SubtitleNode () {}
SubtitleNode (xmlpp::Node const * node);
Time in;
Time out;
Time fade_up_time;
Time fade_down_time;
std::list<boost::shared_ptr<FontNode> > font_nodes;
std::list<boost::shared_ptr<TextNode> > text_nodes;
private:
Time fade_time (std::string name);
};
class FontNode : public XMLNode
{
public:
FontNode () {}
FontNode (xmlpp::Node const * node);
FontNode (std::list<boost::shared_ptr<FontNode> > const & font_nodes);
std::string id;
int size;
boost::optional<bool> italic;
boost::optional<Color> color;
boost::optional<Effect> effect;
boost::optional<Color> effect_color;
std::list<boost::shared_ptr<SubtitleNode> > subtitle_nodes;
std::list<boost::shared_ptr<FontNode> > font_nodes;
std::list<boost::shared_ptr<TextNode> > text_nodes;
};
class LoadFontNode : public XMLNode
{
public:
LoadFontNode () {}
LoadFontNode (xmlpp::Node const * node);
std::string id;
std::string uri;
};
class Subtitle
{
public:
Subtitle (
std::string font,
bool italic,
Color color,
int size,
Time in,
Time out,
float v_position,
VAlign v_align,
std::string text,
Effect effect,
Color effect_color,
Time fade_up_time,
Time fade_down_time
);
std::string font () const {
return _font;
}
bool italic () const {
return _italic;
}
Color color () const {
return _color;
}
Time in () const {
return _in;
}
Time out () const {
return _out;
}
std::string text () const {
return _text;
}
float v_position () const {
return _v_position;
}
VAlign v_align () const {
return _v_align;
}
Effect effect () const {
return _effect;
}
Color effect_color () const {
return _effect_color;
}
Time fade_up_time () const {
return _fade_up_time;
}
Time fade_down_time () const {
return _fade_down_time;
}
int size () const {
return _size;
}
int size_in_pixels (int screen_height) const;
private:
std::string _font;
bool _italic;
Color _color;
int _size;
Time _in;
Time _out;
float _v_position;
VAlign _v_align;
std::string _text;
Effect _effect;
Color _effect_color;
Time _fade_up_time;
Time _fade_down_time;
};
bool operator== (Subtitle const & a, Subtitle const & b);
std::ostream& operator<< (std::ostream& s, Subtitle const & sub);
class SubtitleAsset : public Asset, public XMLFile
{
public:
SubtitleAsset (std::string directory, std::string xml);
void write_to_cpl (std::ostream&) const {}
virtual std::list<std::string> equals (boost::shared_ptr<const Asset>, EqualityOptions) const {
/* XXX */
return std::list<std::string> ();
}
std::string language () const {
return _language;
}
std::list<boost::shared_ptr<Subtitle> > subtitles_at (Time t) const;
std::list<boost::shared_ptr<Subtitle> > const & subtitles () const {
return _subtitles;
}
private:
std::string font_id_to_name (std::string id) const;
void examine_font_nodes (
std::list<boost::shared_ptr<FontNode> > const & font_nodes,
std::list<boost::shared_ptr<FontNode> >& current_font_nodes,
std::list<boost::shared_ptr<SubtitleNode> >& current_subtitle_nodes
);
void examine_text_nodes (
boost::shared_ptr<SubtitleNode> subtitle_node,
std::list<boost::shared_ptr<TextNode> > const & text_nodes,
std::list<boost::shared_ptr<FontNode> >& current_font_nodes
);
std::string _subtitle_id;
std::string _movie_title;
int64_t _reel_number;
std::string _language;
std::list<boost::shared_ptr<LoadFontNode> > _load_font_nodes;
std::list<boost::shared_ptr<Subtitle> > _subtitles;
};
}
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