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/*
Copyright (C) 2012-2015 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 "subtitle_node.h"
#include "xml.h"
#include "font_node.h"
#include "text_node.h"
#include <libcxml/cxml.h>
#include <boost/lexical_cast.hpp>
using std::string;
using std::list;
using boost::optional;
using boost::shared_ptr;
using boost::lexical_cast;
using namespace dcp;
SubtitleNode::SubtitleNode (boost::shared_ptr<const cxml::Node> node, int tcr, string font_id_attribute)
{
in = Time (node->string_attribute ("TimeIn"), tcr);
out = Time (node->string_attribute ("TimeOut"), tcr);
list<cxml::NodePtr> f = node->node_children ("Font");
for (list<cxml::NodePtr>::iterator i = f.begin(); i != f.end(); ++i) {
font_nodes.push_back (shared_ptr<FontNode> (new FontNode (*i, tcr, font_id_attribute)));
}
list<cxml::NodePtr> t = node->node_children ("Text");
for (list<cxml::NodePtr>::iterator i = t.begin(); i != t.end(); ++i) {
text_nodes.push_back (shared_ptr<TextNode> (new TextNode (*i, tcr, font_id_attribute)));
}
fade_up_time = fade_time (node, "FadeUpTime", tcr);
fade_down_time = fade_time (node, "FadeDownTime", tcr);
}
Time
SubtitleNode::fade_time (shared_ptr<const cxml::Node> node, string name, int tcr)
{
string const u = node->optional_string_attribute (name).get_value_or ("");
Time t;
if (u.empty ()) {
t = Time (0, 0, 0, 20, 250);
} else if (u.find (":") != string::npos) {
t = Time (u, tcr);
} else {
t = Time (0, 0, 0, lexical_cast<int> (u), tcr);
}
if (t > Time (0, 0, 8, 0, 250)) {
t = Time (0, 0, 8, 0, 250);
}
return t;
}
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