2 Copyright (C) 2013 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 <libcxml/cxml.h>
21 #include "subtitle_content.h"
23 #include "exceptions.h"
30 using boost::shared_ptr;
31 using boost::lexical_cast;
32 using boost::dynamic_pointer_cast;
34 int const SubtitleContentProperty::SUBTITLE_X_OFFSET = 500;
35 int const SubtitleContentProperty::SUBTITLE_Y_OFFSET = 501;
36 int const SubtitleContentProperty::SUBTITLE_SCALE = 502;
38 SubtitleContent::SubtitleContent (shared_ptr<const Film> f, boost::filesystem::path p)
40 , _subtitle_x_offset (0)
41 , _subtitle_y_offset (0)
47 SubtitleContent::SubtitleContent (shared_ptr<const Film> f, shared_ptr<const cxml::Node> node, int version)
49 , _subtitle_x_offset (0)
50 , _subtitle_y_offset (0)
56 _subtitle_x_offset = node->number_child<float> ("SubtitleXOffset");
57 _subtitle_y_offset = node->number_child<float> ("SubtitleYOffset");
59 _subtitle_y_offset = node->number_child<float> ("SubtitleOffset");
62 _subtitle_scale = node->number_child<float> ("SubtitleScale");
65 SubtitleContent::SubtitleContent (shared_ptr<const Film> f, vector<shared_ptr<Content> > c)
68 shared_ptr<SubtitleContent> ref = dynamic_pointer_cast<SubtitleContent> (c[0]);
71 for (size_t i = 0; i < c.size(); ++i) {
72 shared_ptr<SubtitleContent> sc = dynamic_pointer_cast<SubtitleContent> (c[i]);
74 if (sc->subtitle_x_offset() != ref->subtitle_x_offset()) {
75 throw JoinError (_("Content to be joined must have the same subtitle X offset."));
78 if (sc->subtitle_y_offset() != ref->subtitle_y_offset()) {
79 throw JoinError (_("Content to be joined must have the same subtitle Y offset."));
82 if (sc->subtitle_scale() != ref->subtitle_scale()) {
83 throw JoinError (_("Content to be joined must have the same subtitle scale."));
87 _subtitle_x_offset = ref->subtitle_x_offset ();
88 _subtitle_y_offset = ref->subtitle_y_offset ();
89 _subtitle_scale = ref->subtitle_scale ();
93 SubtitleContent::as_xml (xmlpp::Node* root) const
97 root->add_child("SubtitleXOffset")->add_child_text (lexical_cast<string> (_subtitle_x_offset));
98 root->add_child("SubtitleYOffset")->add_child_text (lexical_cast<string> (_subtitle_y_offset));
99 root->add_child("SubtitleScale")->add_child_text (lexical_cast<string> (_subtitle_scale));
103 SubtitleContent::set_subtitle_x_offset (double o)
106 boost::mutex::scoped_lock lm (_mutex);
107 _subtitle_x_offset = o;
109 signal_changed (SubtitleContentProperty::SUBTITLE_X_OFFSET);
113 SubtitleContent::set_subtitle_y_offset (double o)
116 boost::mutex::scoped_lock lm (_mutex);
117 _subtitle_y_offset = o;
119 signal_changed (SubtitleContentProperty::SUBTITLE_Y_OFFSET);
123 SubtitleContent::set_subtitle_scale (double s)
126 boost::mutex::scoped_lock lm (_mutex);
129 signal_changed (SubtitleContentProperty::SUBTITLE_SCALE);