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/**
* Whiteboard session file playback mechanism
*
* Authors:
* David Yip <yipdw@rose-hulman.edu>
*
* Copyright (c) 2005 Authors
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#ifndef __WHITEBOARD_SESSION_FILE_PLAYER_H__
#define __WHITEBOARD_SESSION_FILE_PLAYER_H__
#include <list>
#include <glibmm/refptr.h>
#include <glibmm/ustring.h>
#include <gtkmm/textbuffer.h>
#include <sigc++/sigc++.h>
struct SPDesktop;
namespace Inkscape {
namespace UI {
namespace Dialog {
class SessionPlaybackDialogImpl;
}
}
namespace Whiteboard {
class SessionFile;
class SessionManager;
class SessionFilePlayer {
friend class UI::Dialog::SessionPlaybackDialogImpl;
public:
SessionFilePlayer(unsigned int bufsz, SessionManager* sm);
~SessionFilePlayer();
void load(SessionFile* sm);
SessionFile* unload();
Glib::ustring const& filename();
Glib::ustring const& curmsg();
void start();
void stop();
void setDelay(unsigned int delay);
void setMessageOutputWidget(Glib::RefPtr<Gtk::TextBuffer> const& widgetptr);
static unsigned short const BACKWARD = 0;
static unsigned short const FORWARD = 1;
private:
bool step(unsigned short dir);
void _outputMessageToWidget();
SessionManager* _sm;
SessionFile* _sf;
// Output widget refptr
Glib::RefPtr<Gtk::TextBuffer> _outputwidget;
// Playback signal
sigc::connection _playback_dispatcher;
// trackers
unsigned int _delay;
unsigned short _curdir;
bool _playing;
Glib::ustring _curmsg;
// (position, msgsize)
std::list< std::pair< gint64, gint64 > > _visited;
gint64 _current;
gint64 _next;
// noncopyable, nonassignable
SessionFilePlayer(SessionFilePlayer const&);
void operator=(SessionFilePlayer const&);
};
}
}
#endif
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :
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