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 "gui_object.h"
  34 #include "prompter.h"
  35 #include "selectable.h"
  36
  37 namespace ARDOUR {
  38         class Session;
  39 }
  40
  41 /**
  42  * AxisView defines the abstract base class for time-axis trackviews and routes.
  43  *
  44  */
  45 class AxisView : public virtual Selectable, public PBD::ScopedConnectionList, public ARDOUR::SessionHandlePtr
  46 {
  47   public:
  48         /**
  49          * Returns the current 'Track' Color
  50          *
  51          * @return the current Track Color
  52          */
  53         Gdk::Color color() const { return _color; }
  54
  55         ARDOUR::Session* session() const { return _session; }
  56
  57         virtual std::string name() const = 0;
  58
  59         sigc::signal<void> Hiding;
  60
  61         void set_old_order_key (uint32_t ok) { _old_order_key = ok; }
  62         uint32_t old_order_key() const { return _old_order_key; }
  63
  64         virtual std::string state_id() const = 0;
  65         /* for now, we always return properties in string form.
  66          */
  67         std::string gui_property (const std::string& property_name) const;
  68
  69         template<typename T> void set_gui_property (const std::string& property_name, const T& value) {
  70                 gui_object_state().set<T> (state_id(), property_name, value);
  71         }
  72
  73         bool marked_for_display () const;
  74         virtual bool set_marked_for_display (bool);
  75
  76   protected:
  77
  78         AxisView (ARDOUR::Session* sess);
  79         virtual ~AxisView();
  80
  81         /**
  82          * Generate a new random TrackView color, unique from those colors already used.
  83          *
  84          * @return the unique random color.
  85          */
  86         static Gdk::Color unique_random_color();
  87
  88
  89         Gdk::Color _color;
  90
  91         static std::list<Gdk::Color> used_colors;
  92
  93         Gtk::Label name_label;
  94
  95         bool _marked_for_display;
  96         uint32_t _old_order_key;
  97
  98   private:
  99         static GUIObjectState& gui_object_state();
 100
 101 }; /* class AxisView */
 102
 103 #endif /* __ardour_gtk_axis_view_h__ */
 104