2 Copyright (C) 2012-2015 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 #include "interop_subtitle_content.h"
21 #include "interop_load_font.h"
23 #include "raw_convert.h"
25 #include <boost/foreach.hpp>
30 using boost::shared_ptr;
31 using boost::optional;
32 using boost::dynamic_pointer_cast;
35 InteropSubtitleContent::InteropSubtitleContent (boost::filesystem::path file)
36 : SubtitleContent (file)
38 shared_ptr<cxml::Document> xml (new cxml::Document ("DCSubtitle"));
39 xml->read_file (file);
40 _id = xml->string_child ("SubtitleID");
42 _movie_title = xml->string_child ("MovieTitle");
43 _load_font_nodes = type_children<dcp::InteropLoadFont> (xml, "LoadFont");
45 list<cxml::NodePtr> f = xml->node_children ("Font");
46 list<shared_ptr<dcp::Font> > font_nodes;
47 BOOST_FOREACH (cxml::NodePtr& i, f) {
48 font_nodes.push_back (shared_ptr<Font> (new Font (i, 250)));
51 parse_common (xml, font_nodes);
54 InteropSubtitleContent::InteropSubtitleContent (string movie_title, string language)
55 : _movie_title (movie_title)
60 struct SubtitleSorter {
61 bool operator() (SubtitleString const & a, SubtitleString const & b) {
62 if (a.in() != b.in()) {
63 return a.in() < b.in();
65 return a.v_position() < b.v_position();
70 InteropSubtitleContent::xml_as_string () const
73 xmlpp::Element* root = doc.create_root_node ("DCSubtitle");
74 root->set_attribute ("Version", "1.0");
76 root->add_child("SubtitleID")->add_child_text (_id);
77 root->add_child("MovieTitle")->add_child_text (_movie_title);
78 root->add_child("ReelNumber")->add_child_text (raw_convert<string> (_reel_number));
79 root->add_child("Language")->add_child_text (_language);
81 for (list<shared_ptr<InteropLoadFont> >::const_iterator i = _load_font_nodes.begin(); i != _load_font_nodes.end(); ++i) {
82 xmlpp::Element* load_font = root->add_child("LoadFont");
83 load_font->set_attribute ("Id", (*i)->id);
84 load_font->set_attribute ("URI", (*i)->uri);
87 list<SubtitleString> sorted = _subtitles;
88 sorted.sort (SubtitleSorter ());
90 /* XXX: script, underlined, weight not supported */
92 optional<string> font;
101 Time last_fade_up_time;
102 Time last_fade_down_time;
104 xmlpp::Element* font_element = 0;
105 xmlpp::Element* subtitle_element = 0;
107 for (list<SubtitleString>::iterator i = sorted.begin(); i != sorted.end(); ++i) {
109 /* We will start a new <Font>...</Font> whenever some font property changes.
110 I suppose we should really make an optimal hierarchy of <Font> tags, but
114 bool const font_changed =
116 italic != i->italic() ||
117 colour != i->colour() ||
119 effect != i->effect() ||
120 effect_colour != i->effect_colour();
124 italic = i->italic ();
125 colour = i->colour ();
127 effect = i->effect ();
128 effect_colour = i->effect_colour ();
131 if (!font_element || font_changed) {
132 font_element = root->add_child ("Font");
134 font_element->set_attribute ("Id", font.get ());
136 font_element->set_attribute ("Italic", italic ? "yes" : "no");
137 font_element->set_attribute ("Color", colour.to_argb_string());
138 font_element->set_attribute ("Size", raw_convert<string> (size));
139 font_element->set_attribute ("Effect", effect_to_string (effect));
140 font_element->set_attribute ("EffectColor", effect_colour.to_argb_string());
141 font_element->set_attribute ("Script", "normal");
142 font_element->set_attribute ("Underlined", "no");
143 font_element->set_attribute ("Weight", "normal");
146 if (!subtitle_element || font_changed ||
147 (last_in != i->in() ||
148 last_out != i->out() ||
149 last_fade_up_time != i->fade_up_time() ||
150 last_fade_down_time != i->fade_down_time()
153 subtitle_element = font_element->add_child ("Subtitle");
154 subtitle_element->set_attribute ("SpotNumber", raw_convert<string> (spot_number++));
155 subtitle_element->set_attribute ("TimeIn", i->in().to_string());
156 subtitle_element->set_attribute ("TimeOut", i->out().to_string());
157 subtitle_element->set_attribute ("FadeUpTime", raw_convert<string> (i->fade_up_time().to_editable_units(250)));
158 subtitle_element->set_attribute ("FadeDownTime", raw_convert<string> (i->fade_down_time().to_editable_units(250)));
161 last_out = i->out ();
162 last_fade_up_time = i->fade_up_time ();
163 last_fade_down_time = i->fade_down_time ();
166 xmlpp::Element* text = subtitle_element->add_child ("Text");
167 text->set_attribute ("VAlign", valign_to_string (i->v_align()));
168 text->set_attribute ("VPosition", raw_convert<string> (i->v_position()));
169 text->add_child_text (i->text());
172 return doc.write_to_string_formatted ("UTF-8");
176 InteropSubtitleContent::add_font (string id, string uri)
178 _load_font_nodes.push_back (shared_ptr<InteropLoadFont> (new InteropLoadFont (id, uri)));
182 InteropSubtitleContent::equals (shared_ptr<const Asset> other_asset, EqualityOptions options, NoteHandler note) const
184 if (!SubtitleContent::equals (other_asset, options, note)) {
188 shared_ptr<const InteropSubtitleContent> other = dynamic_pointer_cast<const InteropSubtitleContent> (other_asset);
193 list<shared_ptr<InteropLoadFont> >::const_iterator i = _load_font_nodes.begin ();
194 list<shared_ptr<InteropLoadFont> >::const_iterator j = other->_load_font_nodes.begin ();
196 while (i != _load_font_nodes.end ()) {
197 if (j == _load_font_nodes.end ()) {
198 note (DCP_ERROR, "<LoadFont> nodes differ");
203 note (DCP_ERROR, "<LoadFont> nodes differ");
211 if (_movie_title != other->_movie_title) {
212 note (DCP_ERROR, "Subtitle movie titles differ");
219 list<shared_ptr<LoadFont> >
220 InteropSubtitleContent::load_font_nodes () const
222 list<shared_ptr<LoadFont> > lf;
223 copy (_load_font_nodes.begin(), _load_font_nodes.end(), back_inserter (lf));