/*
- Copyright (C) 2013-2018 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013-2021 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
*/
+
/** @file src/lib/content.h
* @brief Content class.
*/
+
#ifndef DCPOMATIC_CONTENT_H
#define DCPOMATIC_CONTENT_H
-#include "types.h"
-#include "signaller.h"
-#include "dcpomatic_time.h"
+
#include "change_signaller.h"
+#include "dcpomatic_time.h"
+#include "signaller.h"
+#include "types.h"
#include "user_property.h"
#include <libcxml/cxml.h>
#include <boost/filesystem.hpp>
static int const VIDEO_FRAME_RATE;
};
+
/** @class Content
* @brief A piece of content represented by one or more files on disk.
*/
-class Content : public std::enable_shared_from_this<Content>, public Signaller, public boost::noncopyable
+class Content : public std::enable_shared_from_this<Content>, public Signaller
{
public:
explicit Content ();
Content (dcpomatic::DCPTime);
Content (boost::filesystem::path);
Content (cxml::ConstNodePtr);
- Content (std::vector<std::shared_ptr<Content> >);
+ Content (std::vector<std::shared_ptr<Content>>);
virtual ~Content () {}
+ Content (Content const&) = delete;
+ Content& operator= (Content const&) = delete;
+
/** Examine the content to establish digest, frame rates and any other
* useful metadata.
* @param job Job to use to report progress, or 0.
std::string calculate_digest () const;
- /* CHANGE_TYPE_PENDING and CHANGE_TYPE_CANCELLED may be emitted from any thread; CHANGE_TYPE_DONE always from GUI thread */
+ virtual bool can_be_played () const {
+ return true;
+ }
+
+ /* ChangeType::PENDING and ChangeType::CANCELLED may be emitted from any thread; ChangeType::DONE always from GUI thread */
boost::signals2::signal<void (ChangeType, std::weak_ptr<Content>, int, bool)> Change;
std::shared_ptr<VideoContent> video;
std::shared_ptr<AudioContent> audio;
- std::list<std::shared_ptr<TextContent> > text;
+ std::list<std::shared_ptr<TextContent>> text;
std::shared_ptr<AtmosContent> atmos;
std::shared_ptr<TextContent> only_text () const;
std::shared_ptr<TextContent> text_of_original_type (TextType type) const;
+ /** @return true if this content has changed since it was last examined */
+ bool changed () const;
+
protected:
virtual void add_properties (std::shared_ptr<const Film> film, std::list<UserProperty> &) const;