livetrax/gtk2_ardour/editor_cursors.h

/*
    Copyright (C) 2000 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.

*/

#include "pbd/signals.h"
#include "ardour/types.h"

#include "canvas/arrow.h"
#include "canvas/line.h"
#include "canvas/types.h"

class Editor;

class EditorCursor {
  public:
        EditorCursor (Editor&, bool (Editor::*)(GdkEvent*,ArdourCanvas::Item*));
       ~EditorCursor ();

	void set_position (framepos_t);


	void show ();
	void hide ();
	void set_color (ArdourCanvas::Color);

	framepos_t current_frame () const {
		return _current_frame;
	}

	ArdourCanvas::Arrow& track_canvas_item () {
		return *_track_canvas_item;
	}

	PBD::Signal1<void, framepos_t> PositionChanged;

  private:	
	Editor&               _editor;
	ArdourCanvas::Arrow*  _track_canvas_item;
	framepos_t            _current_frame;
	double		      _length;
};