2 Copyright (C) 2012-2018 Carl Hetherington <cth@carlh.net>
4 This file is part of libdcp.
6 libdcp is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 libdcp is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with libdcp. If not, see <http://www.gnu.org/licenses/>.
19 In addition, as a special exception, the copyright holders give
20 permission to link the code of portions of this program with the
21 OpenSSL library under certain conditions as described in each
22 individual source file, and distribute linked combinations
25 You must obey the GNU General Public License in all respects
26 for all of the code used other than OpenSSL. If you modify
27 file(s) with this exception, you may extend this exception to your
28 version of the file(s), but you are not obligated to do so. If you
29 do not wish to do so, delete this exception statement from your
30 version. If you delete this exception statement from all source
31 files in the program, then also delete it here.
34 #include "subtitle_asset_internal.h"
35 #include "subtitle_string.h"
36 #include "compose.hpp"
41 using boost::shared_ptr;
45 order::Context::xmlns () const
47 return standard == SMPTE ? "dcst" : "";
50 order::Font::Font (shared_ptr<SubtitleString> s, Standard standard)
53 if (standard == SMPTE) {
54 _values["ID"] = s->font().get ();
56 _values["Id"] = s->font().get ();
59 _values["Italic"] = s->italic() ? "yes" : "no";
60 _values["Color"] = s->colour().to_argb_string();
61 _values["Size"] = raw_convert<string> (s->size());
62 _values["AspectAdjust"] = raw_convert<string>(s->aspect_adjust(), 1, true);
63 _values["Effect"] = effect_to_string (s->effect());
64 _values["EffectColor"] = s->effect_colour().to_argb_string();
65 _values["Script"] = "normal";
66 if (standard == SMPTE) {
67 _values["Underline"] = s->underline() ? "yes" : "no";
69 _values["Underlined"] = s->underline() ? "yes" : "no";
71 _values["Weight"] = s->bold() ? "bold" : "normal";
75 order::Font::as_xml (xmlpp::Element* parent, Context& context) const
77 xmlpp::Element* e = parent->add_child ("Font", context.xmlns());
78 for (map<string, string>::const_iterator i = _values.begin(); i != _values.end(); ++i) {
79 e->set_attribute (i->first, i->second);
84 /** Modify our values so that they contain only those that are common to us and
88 order::Font::take_intersection (Font other)
90 map<string, string> inter;
92 for (map<string, string>::const_iterator i = other._values.begin(); i != other._values.end(); ++i) {
93 map<string, string>::iterator t = _values.find (i->first);
94 if (t != _values.end() && t->second == i->second) {
102 /** Modify our values so that it contains only those keys that are not in other */
104 order::Font::take_difference (Font other)
106 map<string, string> diff;
107 for (map<string, string>::const_iterator i = _values.begin(); i != _values.end(); ++i) {
108 if (other._values.find (i->first) == other._values.end ()) {
117 order::Font::empty () const
119 return _values.empty ();
123 order::Part::as_xml (xmlpp::Element* parent, Context &) const
129 order::String::as_xml (xmlpp::Element* parent, Context &) const
131 parent->add_child_text (text);
136 order::Part::write_xml (xmlpp::Element* parent, order::Context& context) const
138 if (!font.empty ()) {
139 parent = font.as_xml (parent, context);
142 parent = as_xml (parent, context);
144 BOOST_FOREACH (boost::shared_ptr<order::Part> i, children) {
145 i->write_xml (parent, context);
150 position_align (xmlpp::Element* e, order::Context& context, HAlign h_align, float h_position, VAlign v_align, float v_position)
152 if (h_align != HALIGN_CENTER) {
153 if (context.standard == SMPTE) {
154 e->set_attribute ("Halign", halign_to_string (h_align));
156 e->set_attribute ("HAlign", halign_to_string (h_align));
160 if (fabs(h_position) > ALIGN_EPSILON) {
161 if (context.standard == SMPTE) {
162 e->set_attribute ("Hposition", raw_convert<string> (h_position * 100, 6));
164 e->set_attribute ("HPosition", raw_convert<string> (h_position * 100, 6));
168 if (context.standard == SMPTE) {
169 e->set_attribute ("Valign", valign_to_string (v_align));
171 e->set_attribute ("VAlign", valign_to_string (v_align));
174 if (fabs(v_position) > ALIGN_EPSILON) {
175 if (context.standard == SMPTE) {
176 e->set_attribute ("Vposition", raw_convert<string> (v_position * 100, 6));
178 e->set_attribute ("VPosition", raw_convert<string> (v_position * 100, 6));
181 if (context.standard == SMPTE) {
182 e->set_attribute ("Vposition", "0");
184 e->set_attribute ("VPosition", "0");
190 order::Text::as_xml (xmlpp::Element* parent, Context& context) const
192 xmlpp::Element* e = parent->add_child ("Text", context.xmlns());
194 position_align (e, context, _h_align, _h_position, _v_align, _v_position);
196 /* Interop only supports "horizontal" or "vertical" for direction, so only write this
199 if (_direction != DIRECTION_LTR && context.standard == SMPTE) {
200 e->set_attribute ("Direction", direction_to_string (_direction));
207 order::Subtitle::as_xml (xmlpp::Element* parent, Context& context) const
209 xmlpp::Element* e = parent->add_child ("Subtitle", context.xmlns());
210 e->set_attribute ("SpotNumber", raw_convert<string> (context.spot_number++));
211 e->set_attribute ("TimeIn", _in.rebase(context.time_code_rate).as_string(context.standard));
212 e->set_attribute ("TimeOut", _out.rebase(context.time_code_rate).as_string(context.standard));
213 if (context.standard == SMPTE) {
214 e->set_attribute ("FadeUpTime", _fade_up.rebase(context.time_code_rate).as_string(context.standard));
215 e->set_attribute ("FadeDownTime", _fade_down.rebase(context.time_code_rate).as_string(context.standard));
217 e->set_attribute ("FadeUpTime", raw_convert<string> (_fade_up.as_editable_units(context.time_code_rate)));
218 e->set_attribute ("FadeDownTime", raw_convert<string> (_fade_down.as_editable_units(context.time_code_rate)));
224 order::Font::operator== (Font const & other) const
226 return _values == other._values;
230 order::Font::clear ()
236 order::Image::as_xml (xmlpp::Element* parent, Context& context) const
238 xmlpp::Element* e = parent->add_child ("Image", context.xmlns());
240 position_align (e, context, _h_align, _h_position, _v_align, _v_position);
241 if (context.standard == SMPTE) {
242 e->add_child_text (_id);
244 e->add_child_text (_id + ".png");