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/*
Copyright (C) 2001 Paul Davis
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.
*/
#ifndef __gtk_ardour_marker_h__
#define __gtk_ardour_marker_h__
#include <string>
#include <glib.h>
#include <libgnomecanvasmm/pixbuf.h>
#include <sigc++/signal.h>
#include "ardour/ardour.h"
#include "pbd/signals.h"
#include "canvas.h"
namespace ARDOUR {
class TempoSection;
class MeterSection;
}
class PublicEditor;
class Marker : public sigc::trackable
{
public:
enum Type {
Mark,
Tempo,
Meter,
Start, ///< session start
End, ///< session end
LoopStart,
LoopEnd,
PunchIn,
PunchOut
};
Marker (PublicEditor& editor, ArdourCanvas::Group& parent, guint32 rgba, const std::string& text, Type,
nframes_t frame = 0, bool handle_events = true);
virtual ~Marker ();
static PBD::Signal1<void,Marker*> CatchDeletion;
ArdourCanvas::Item& the_item() const;
void add_line (ArdourCanvas::Group*, double y_origin, double initial_height);
void show_line ();
void hide_line ();
void set_line_vpos (double y_origin, double height);
void set_position (nframes64_t);
void set_name (const std::string&);
void set_color_rgba (uint32_t rgba);
nframes64_t position() const { return frame_position; }
ArdourCanvas::Group * get_parent() { return _parent; }
void reparent (ArdourCanvas::Group & parent);
void hide ();
void show ();
Type type () { return _type; }
protected:
PublicEditor& editor;
Pango::FontDescription* name_font;
ArdourCanvas::Group * _parent;
ArdourCanvas::Group *group;
ArdourCanvas::Polygon *mark;
ArdourCanvas::Pixbuf *name_pixbuf;
ArdourCanvas::Points *points;
ArdourCanvas::SimpleLine *line;
ArdourCanvas::Points *line_points;
double unit_position;
nframes64_t frame_position;
unsigned char shift; /* should be double, but its always small and integral */
Type _type;
int name_height;
void reposition ();
};
class TempoMarker : public Marker
{
public:
TempoMarker (PublicEditor& editor, ArdourCanvas::Group& parent, guint32 rgba, const std::string& text, ARDOUR::TempoSection&);
~TempoMarker ();
ARDOUR::TempoSection& tempo() const { return _tempo; }
private:
ARDOUR::TempoSection& _tempo;
};
class MeterMarker : public Marker
{
public:
MeterMarker (PublicEditor& editor, ArdourCanvas::Group& parent, guint32 rgba, const std::string& text, ARDOUR::MeterSection&);
~MeterMarker ();
ARDOUR::MeterSection& meter() const { return _meter; }
private:
ARDOUR::MeterSection& _meter;
};
#endif /* __gtk_ardour_marker_h__ */
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