+/*
+ Copyright (C) 2013 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 <boost/thread/mutex.hpp>
#include <libxml++/libxml++.h>
#include <libcxml/cxml.h>
#include "content.h"
#include "util.h"
+#include "content_factory.h"
+#include "ui_signaller.h"
using std::string;
+using std::set;
using boost::shared_ptr;
+using boost::lexical_cast;
+
+int const ContentProperty::POSITION = 400;
+int const ContentProperty::LENGTH = 401;
+int const ContentProperty::TRIM_START = 402;
+int const ContentProperty::TRIM_END = 403;
-Content::Content (boost::filesystem::path f)
- : _file (f)
+Content::Content (shared_ptr<const Film> f, Time p)
+ : _film (f)
+ , _position (p)
+ , _trim_start (0)
+ , _trim_end (0)
+ , _change_signals_frequent (false)
{
}
-Content::Content (shared_ptr<const cxml::Node> node)
+Content::Content (shared_ptr<const Film> f, boost::filesystem::path p)
+ : _film (f)
+ , _path (p)
+ , _position (0)
+ , _trim_start (0)
+ , _trim_end (0)
+ , _change_signals_frequent (false)
{
- _file = node->string_child ("File");
- _digest = node->string_child ("Digest");
+
}
-Content::Content (Content const & o)
- : _file (o._file)
- , _digest (o._digest)
+Content::Content (shared_ptr<const Film> f, shared_ptr<const cxml::Node> node)
+ : _film (f)
+ , _change_signals_frequent (false)
{
-
+ _path = node->string_child ("Path");
+ _digest = node->string_child ("Digest");
+ _position = node->number_child<Time> ("Position");
+ _trim_start = node->number_child<Time> ("TrimStart");
+ _trim_end = node->number_child<Time> ("TrimEnd");
}
void
Content::as_xml (xmlpp::Node* node) const
{
boost::mutex::scoped_lock lm (_mutex);
- node->add_child("File")->add_child_text (_file.string());
+
+ node->add_child("Path")->add_child_text (_path.string());
node->add_child("Digest")->add_child_text (_digest);
+ node->add_child("Position")->add_child_text (lexical_cast<string> (_position));
+ node->add_child("TrimStart")->add_child_text (lexical_cast<string> (_trim_start));
+ node->add_child("TrimEnd")->add_child_text (lexical_cast<string> (_trim_end));
}
void
-Content::examine (shared_ptr<Film>, shared_ptr<Job>, bool)
+Content::examine (shared_ptr<Job> job)
{
- string const d = md5_digest (_file);
boost::mutex::scoped_lock lm (_mutex);
+ boost::filesystem::path p = _path;
+ lm.unlock ();
+
+ string d;
+ if (boost::filesystem::is_regular_file (p)) {
+ d = md5_digest (p);
+ } else {
+ d = md5_digest_directory (p, job);
+ }
+
+ lm.lock ();
_digest = d;
}
+
+void
+Content::signal_changed (int p)
+{
+ if (ui_signaller) {
+ ui_signaller->emit (boost::bind (boost::ref (Changed), shared_from_this (), p, _change_signals_frequent));
+ }
+}
+
+void
+Content::set_position (Time p)
+{
+ {
+ boost::mutex::scoped_lock lm (_mutex);
+ _position = p;
+ }
+
+ signal_changed (ContentProperty::POSITION);
+}
+
+void
+Content::set_trim_start (Time t)
+{
+ {
+ boost::mutex::scoped_lock lm (_mutex);
+ _trim_start = t;
+ }
+
+ signal_changed (ContentProperty::TRIM_START);
+}
+
+void
+Content::set_trim_end (Time t)
+{
+ {
+ boost::mutex::scoped_lock lm (_mutex);
+ _trim_end = t;
+ }
+
+ signal_changed (ContentProperty::TRIM_END);
+}
+
+
+shared_ptr<Content>
+Content::clone () const
+{
+ shared_ptr<const Film> film = _film.lock ();
+ if (!film) {
+ return shared_ptr<Content> ();
+ }
+
+ /* This is a bit naughty, but I can't think of a compelling reason not to do it ... */
+ xmlpp::Document doc;
+ xmlpp::Node* node = doc.create_root_node ("Content");
+ as_xml (node);
+ return content_factory (film, shared_ptr<cxml::Node> (new cxml::Node (node)));
+}
+
+string
+Content::technical_summary () const
+{
+ return String::compose ("%1 %2 %3", path(), digest(), position());
+}
+
+Time
+Content::length_after_trim () const
+{
+ return full_length() - trim_start() - trim_end();
+}
+
+/** @param t A time relative to the start of this content (not the position).
+ * @return true if this time is trimmed by our trim settings.
+ */
+bool
+Content::trimmed (Time t) const
+{
+ return (t < trim_start() || t > (full_length() - trim_end ()));
+}