_length = DCPTime::from_seconds (sc->latest_subtitle_out().as_seconds ());
BOOST_FOREACH (shared_ptr<dcp::LoadFontNode> i, sc->load_font_nodes ()) {
- _fonts.push_back (shared_ptr<Font> (new Font (i->id)));
+ add_font (shared_ptr<Font> (new Font (i->id)));
}
}
#include <libcxml/cxml.h>
#include <boost/optional.hpp>
+#include <boost/signals2.hpp>
#include <boost/filesystem.hpp>
#include <string>
void set_file (boost::filesystem::path file) {
_file = file;
+ Changed ();
}
+ boost::signals2::signal<void()> Changed;
+
private:
/** Font ID, used to describe it in the subtitle content */
std::string _id;
boost::mutex::scoped_lock lm (_mutex);
_length = len;
- _fonts.push_back (shared_ptr<Font> (new Font (font_id)));
+ add_font (shared_ptr<Font> (new Font (font_id)));
}
string
#include "font.h"
#include "raw_convert.h"
#include <libcxml/cxml.h>
+#include <boost/foreach.hpp>
#include "i18n.h"
for (list<cxml::NodePtr>::const_iterator i = fonts.begin(); i != fonts.end(); ++i) {
_fonts.push_back (shared_ptr<Font> (new Font (*i)));
}
+
+ connect_to_fonts ();
}
SubtitleContent::SubtitleContent (shared_ptr<const Film> f, vector<shared_ptr<Content> > c)
_subtitle_y_scale = ref->subtitle_y_scale ();
_subtitle_language = ref->subtitle_language ();
_fonts = ref_fonts;
+
+ connect_to_fonts ();
}
/** _mutex must not be held on entry */
return s.str ();
}
+
+void
+SubtitleContent::add_font (shared_ptr<Font> font)
+{
+ _fonts.push_back (font);
+ connect_to_fonts ();
+}
+
+void
+SubtitleContent::connect_to_fonts ()
+{
+ BOOST_FOREACH (boost::signals2::connection& i, _font_connections) {
+ i.disconnect ();
+ }
+
+ _font_connections.clear ();
+
+ BOOST_FOREACH (shared_ptr<Font> i, _fonts) {
+ _font_connections.push_back (i->Changed.connect (boost::bind (&SubtitleContent::font_changed, this)));
+ }
+}
+
+void
+SubtitleContent::font_changed ()
+{
+ signal_changed (SubtitleContentProperty::FONTS);
+}
+
virtual bool has_subtitles () const = 0;
+ void add_font (boost::shared_ptr<Font> font);
+
void set_use_subtitles (bool);
void set_subtitle_x_offset (double);
void set_subtitle_y_offset (double);
protected:
/** subtitle language (e.g. "German") or empty if it is not known */
std::string _subtitle_language;
- std::list<boost::shared_ptr<Font> > _fonts;
private:
friend struct ffmpeg_pts_offset_test;
+ void font_changed ();
+ void connect_to_fonts ();
bool _use_subtitles;
/** x offset for placing subtitles, as a proportion of the container width;
double _subtitle_x_scale;
/** y scale factor to apply to subtitles */
double _subtitle_y_scale;
+ std::list<boost::shared_ptr<Font> > _fonts;
+ std::list<boost::signals2::connection> _font_connections;
};
#endif