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_asset.h"
21 #include "interop_load_font_node.h"
23 #include "raw_convert.h"
24 #include "font_node.h"
26 #include <libxml++/libxml++.h>
27 #include <boost/foreach.hpp>
34 using boost::shared_ptr;
35 using boost::optional;
36 using boost::dynamic_pointer_cast;
39 InteropSubtitleAsset::InteropSubtitleAsset (boost::filesystem::path file)
40 : SubtitleAsset (file)
42 shared_ptr<cxml::Document> xml (new cxml::Document ("DCSubtitle"));
43 xml->read_file (file);
44 _id = xml->string_child ("SubtitleID");
45 _reel_number = xml->string_child ("ReelNumber");
46 _language = xml->string_child ("Language");
47 _movie_title = xml->string_child ("MovieTitle");
48 _load_font_nodes = type_children<dcp::InteropLoadFontNode> (xml, "LoadFont");
50 list<cxml::NodePtr> f = xml->node_children ("Font");
51 list<shared_ptr<dcp::FontNode> > font_nodes;
52 BOOST_FOREACH (cxml::NodePtr& i, f) {
53 font_nodes.push_back (shared_ptr<FontNode> (new FontNode (i, 250)));
56 parse_common (xml, font_nodes);
59 InteropSubtitleAsset::InteropSubtitleAsset (string movie_title, string language)
60 : _movie_title (movie_title)
66 InteropSubtitleAsset::xml_as_string () const
69 xmlpp::Element* root = doc.create_root_node ("DCSubtitle");
70 root->set_attribute ("Version", "1.0");
72 root->add_child("SubtitleID")->add_child_text (_id);
73 root->add_child("MovieTitle")->add_child_text (_movie_title);
74 root->add_child("ReelNumber")->add_child_text (raw_convert<string> (_reel_number));
75 root->add_child("Language")->add_child_text (_language);
77 for (list<shared_ptr<InteropLoadFontNode> >::const_iterator i = _load_font_nodes.begin(); i != _load_font_nodes.end(); ++i) {
78 xmlpp::Element* load_font = root->add_child("LoadFont");
79 load_font->set_attribute ("Id", (*i)->id);
80 load_font->set_attribute ("URI", (*i)->uri);
83 subtitles_as_xml (root, 250, "");
85 return doc.write_to_string_formatted ("UTF-8");
89 InteropSubtitleAsset::add_font (string id, string uri)
91 _load_font_nodes.push_back (shared_ptr<InteropLoadFontNode> (new InteropLoadFontNode (id, uri)));
95 InteropSubtitleAsset::equals (shared_ptr<const Asset> other_asset, EqualityOptions options, NoteHandler note) const
97 if (!SubtitleAsset::equals (other_asset, options, note)) {
101 shared_ptr<const InteropSubtitleAsset> other = dynamic_pointer_cast<const InteropSubtitleAsset> (other_asset);
106 list<shared_ptr<InteropLoadFontNode> >::const_iterator i = _load_font_nodes.begin ();
107 list<shared_ptr<InteropLoadFontNode> >::const_iterator j = other->_load_font_nodes.begin ();
109 while (i != _load_font_nodes.end ()) {
110 if (j == other->_load_font_nodes.end ()) {
111 note (DCP_ERROR, "<LoadFont> nodes differ");
116 note (DCP_ERROR, "<LoadFont> nodes differ");
124 if (_movie_title != other->_movie_title) {
125 note (DCP_ERROR, "Subtitle movie titles differ");
132 list<shared_ptr<LoadFontNode> >
133 InteropSubtitleAsset::load_font_nodes () const
135 list<shared_ptr<LoadFontNode> > lf;
136 copy (_load_font_nodes.begin(), _load_font_nodes.end(), back_inserter (lf));
140 /** Write this content to an XML file */
142 InteropSubtitleAsset::write (boost::filesystem::path p) const
144 FILE* f = fopen_boost (p, "w");
146 throw FileError ("Could not open file for writing", p, -1);
149 Glib::ustring const s = xml_as_string ();
150 fwrite (s.c_str(), 1, s.bytes(), f);