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axis_view.h

/*
    Copyright (C) 2003 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.

    $Id: axis_view.h,v 1.6 2004/02/09 00:49:18 essej Exp $
*/

#ifndef __ardour_gtk_axis_view_h__
#define __ardour_gtk_axis_view_h__

#include <list>
#include <gtk--.h>
#include <pbd/xml++.h>
#include "prompter.h"

namespace ARDOUR {
      class Session;
}

/**
 * AxisView defines the abstract base class for time-axis trackviews and routes.
 *
 */
00037 class AxisView : public SigC::Object
{
  public:
      /**
       * Returns the current 'Track' Color
       *
       * @return the current Track Color
       */
00045       Gdk_Color color() const { return _color; }

      ARDOUR::Session& session() const { return _session; }

      virtual string name() const = 0;

      virtual void set_selected (bool yn) {
            if (yn != _selected) {
                  _selected = yn;
            }
      }
      
      virtual bool marked_for_display() const { return _marked_for_display; }

      virtual void set_marked_for_display (bool yn) {
            if (yn != _marked_for_display) {
                  _marked_for_display = yn;
            }
      }
      
      virtual bool selected() const { return _selected; }
      SigC::Signal0<void> Hiding;
      SigC::Signal0<void> GoingAway;

  protected:

      AxisView (ARDOUR::Session& sess);
      virtual ~AxisView();
      

      /**
       * Generate a new random TrackView color, unique from those colors already used.
       *
       * @return the unique random color.
       */
      static GdkColor unique_random_color();


      ARDOUR::Session& _session;
      Gdk_Color _color;

      static list<GdkColor> used_colors;

      Gtk::Label name_label;

      bool _selected;

      bool _marked_for_display;
      
}; /* class AxisView */

#endif /* __ardour_gtk_axis_view_h__ */


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