gtk2_ardour/axis_view.h

   1 /*
   2     Copyright (C) 2003 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #ifndef __ardour_gtk_axis_view_h__
  21 #define __ardour_gtk_axis_view_h__
  22
  23 #include <list>
  24
  25 #include <gtkmm/label.h>
  26 #include <gdkmm/color.h>
  27
  28 #include "pbd/xml++.h"
  29 #include "pbd/signals.h"
  30
  31 #include "ardour/session_handle.h"
  32
  33 #include "prompter.h"
  34 #include "selectable.h"
  35
  36 namespace ARDOUR {
  37         class Session;
  38 }
  39
  40 /**
  41  * AxisView defines the abstract base class for time-axis trackviews and routes.
  42  *
  43  */
  44 class AxisView : public virtual Selectable, public PBD::ScopedConnectionList, public ARDOUR::SessionHandlePtr
  45 {
  46   public:
  47         /**
  48          * Returns the current 'Track' Color
  49          *
  50          * @return the current Track Color
  51          */
  52         Gdk::Color color() const { return _color; }
  53
  54         ARDOUR::Session* session() const { return _session; }
  55
  56         virtual std::string name() const = 0;
  57
  58         virtual bool marked_for_display() const { return _marked_for_display; }
  59         virtual void set_marked_for_display (bool yn) {
  60                 _marked_for_display = yn;
  61         }
  62
  63         sigc::signal<void> Hiding;
  64
  65         void set_old_order_key (uint32_t ok) { _old_order_key = ok; }
  66         uint32_t old_order_key() const { return _old_order_key; }
  67
  68   protected:
  69
  70         AxisView (ARDOUR::Session* sess);
  71         virtual ~AxisView();
  72
  73         /**
  74          * Generate a new random TrackView color, unique from those colors already used.
  75          *
  76          * @return the unique random color.
  77          */
  78         static Gdk::Color unique_random_color();
  79
  80
  81         Gdk::Color _color;
  82
  83         static std::list<Gdk::Color> used_colors;
  84
  85         Gtk::Label name_label;
  86
  87         bool _marked_for_display;
  88         uint32_t _old_order_key;
  89
  90 }; /* class AxisView */
  91
  92 #endif /* __ardour_gtk_axis_view_h__ */
  93