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Diffstat (limited to 'src/subtitle_asset_internal.h')
| -rw-r--r-- | src/subtitle_asset_internal.h | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/src/subtitle_asset_internal.h b/src/subtitle_asset_internal.h new file mode 100644 index 00000000..cea230af --- /dev/null +++ b/src/subtitle_asset_internal.h @@ -0,0 +1,167 @@ +/* + Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net> + + This file is part of libdcp. + + libdcp 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. + + libdcp 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 libdcp. If not, see <http://www.gnu.org/licenses/>. + + In addition, as a special exception, the copyright holders give + permission to link the code of portions of this program with the + OpenSSL library under certain conditions as described in each + individual source file, and distribute linked combinations + including the two. + + You must obey the GNU General Public License in all respects + for all of the code used other than OpenSSL. If you modify + file(s) with this exception, you may extend this exception to your + version of the file(s), but you are not obligated to do so. If you + do not wish to do so, delete this exception statement from your + version. If you delete this exception statement from all source + files in the program, then also delete it here. +*/ + +#ifndef LIBDCP_SUBTITLE_ASSET_INTERNAL_H +#define LIBDCP_SUBTITLE_ASSET_INTERNAL_H + +#include "raw_convert.h" +#include "types.h" +#include "dcp_time.h" +#include <libxml++/libxml++.h> +#include <boost/foreach.hpp> + +struct take_intersection_test; +struct take_difference_test; +struct pull_fonts_test1; +struct pull_fonts_test2; +struct pull_fonts_test3; + +namespace dcp { + +class SubtitleString; + +namespace order { + +struct Context +{ + std::string xmlns () const; + + int time_code_rate; + Standard standard; + int spot_number; +}; + +class Font +{ +public: + Font () {} + + Font (SubtitleString const & s, Standard standard); + + xmlpp::Element* as_xml (xmlpp::Element* parent, Context& context) const; + + void take_intersection (Font other); + void take_difference (Font other); + bool empty () const; + void clear (); + bool operator== (Font const & other) const; + +private: + friend struct ::take_intersection_test; + friend struct ::take_difference_test; + friend struct ::pull_fonts_test1; + friend struct ::pull_fonts_test2; + friend struct ::pull_fonts_test3; + + std::map<std::string, std::string> _values; +}; + +class Part +{ +public: + Part (boost::shared_ptr<Part> parent_) + : parent (parent_) + {} + + Part (boost::shared_ptr<Part> parent_, Font font_) + : parent (parent_) + , font (font_) + {} + + virtual xmlpp::Element* as_xml (xmlpp::Element* parent, Context &) const; + void write_xml (xmlpp::Element* parent, order::Context& context) const; + + boost::shared_ptr<Part> parent; + Font font; + std::list<boost::shared_ptr<Part> > children; +}; + +class String : public Part +{ +public: + String (boost::shared_ptr<Part> parent, Font font, std::string text_) + : Part (parent, font) + , text (text_) + {} + + virtual xmlpp::Element* as_xml (xmlpp::Element* parent, Context &) const; + + std::string text; +}; + +class Text : public Part +{ +public: + Text (boost::shared_ptr<Part> parent, HAlign h_align, float h_position, VAlign v_align, float v_position, Direction direction) + : Part (parent) + , _h_align (h_align) + , _h_position (h_position) + , _v_align (v_align) + , _v_position (v_position) + , _direction (direction) + {} + + xmlpp::Element* as_xml (xmlpp::Element* parent, Context& context) const; + +private: + HAlign _h_align; + float _h_position; + VAlign _v_align; + float _v_position; + Direction _direction; +}; + +class Subtitle : public Part +{ +public: + Subtitle (boost::shared_ptr<Part> parent, Time in, Time out, Time fade_up, Time fade_down) + : Part (parent) + , _in (in) + , _out (out) + , _fade_up (fade_up) + , _fade_down (fade_down) + {} + + xmlpp::Element* as_xml (xmlpp::Element* parent, Context& context) const; + +private: + Time _in; + Time _out; + Time _fade_up; + Time _fade_down; +}; + +} +} + +#endif |