gtk2_ardour/automation_streamview.h

   1 /*
   2     Copyright (C) 2001, 2007 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 #ifndef __ardour_automation_streamview_h__
  20 #define __ardour_automation_streamview_h__
  21
  22 #include <list>
  23 #include <cmath>
  24
  25 #include "ardour/location.h"
  26 #include "enums.h"
  27 #include "simplerect.h"
  28 #include "streamview.h"
  29 #include "time_axis_view_item.h"
  30 #include "route_time_axis.h"
  31 #include "automation_controller.h"
  32
  33 namespace Gdk {
  34         class Color;
  35 }
  36
  37 class PublicEditor;
  38 class Selectable;
  39 class Selection;
  40 class AutomationRegionView;
  41
  42 class AutomationStreamView : public StreamView
  43 {
  44   public:
  45         AutomationStreamView (AutomationTimeAxisView& tv);
  46         ~AutomationStreamView ();
  47
  48         void set_automation_state (ARDOUR::AutoState state);
  49         ARDOUR::AutoState automation_state () const;
  50
  51         void redisplay_track ();
  52
  53         inline double contents_height() const {
  54                 return (_trackview.current_height() - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 2);
  55         }
  56
  57         bool has_automation () const;
  58
  59         void set_interpolation (ARDOUR::AutomationList::InterpolationStyle);
  60         ARDOUR::AutomationList::InterpolationStyle interpolation () const;
  61
  62         void clear ();
  63
  64         void get_selectables (ARDOUR::framepos_t, ARDOUR::framepos_t, double, double, std::list<Selectable*> &);
  65         void set_selected_points (PointSelection &);
  66
  67         std::list<boost::shared_ptr<AutomationLine> > get_lines () const;
  68         boost::shared_ptr<AutomationLine> paste_line (ARDOUR::framepos_t);
  69
  70   private:
  71         void setup_rec_box ();
  72
  73         RegionView* add_region_view_internal (boost::shared_ptr<ARDOUR::Region>, bool wait_for_data, bool recording = false);
  74         void        display_region(AutomationRegionView* region_view);
  75
  76         void color_handler ();
  77
  78         AutomationTimeAxisView& _automation_view;
  79         /** automation state that should be applied when this view gets its first RegionView */
  80         ARDOUR::AutoState _pending_automation_state;
  81 };
  82
  83 #endif /* __ardour_automation_streamview_h__ */