gtk2_ardour/automation_time_axis.h

   1 /*
   2     Copyright (C) 2000-2007 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
  20 #ifndef __ardour_gtk_automation_time_axis_h__
  21 #define __ardour_gtk_automation_time_axis_h__
  22
  23 #include <vector>
  24 #include <list>
  25 #include <string>
  26
  27 #include <boost/shared_ptr.hpp>
  28
  29 #include <ardour/types.h>
  30
  31 #include "canvas.h"
  32 #include "time_axis_view.h"
  33 #include "simplerect.h"
  34
  35 using std::vector;
  36 using std::list;
  37 using std::string;
  38
  39 namespace ARDOUR {
  40         class Session;
  41         class Route;
  42 }
  43
  44 class PublicEditor;
  45 class TimeSelection;
  46 class RegionSelection;
  47 class PointSelection;
  48 class AutomationLine;
  49 class GhostRegion;
  50 class Selection;
  51 class Selectable;
  52
  53 class AutomationTimeAxisView : public TimeAxisView {
  54   public:
  55         AutomationTimeAxisView (ARDOUR::Session&,
  56                                 boost::shared_ptr<ARDOUR::Route>,
  57                                 PublicEditor&,
  58                                 TimeAxisView& parent,
  59                                 ArdourCanvas::Canvas& canvas,
  60                                 const string & name, /* translatable */
  61                                 const string & state_name, /* not translatable */
  62                                 const string & plug_name = "");
  63
  64         ~AutomationTimeAxisView();
  65
  66         virtual void set_height (uint32_t);
  67         void set_samples_per_unit (double);
  68         std::string name() const { return _name; }
  69
  70         virtual void add_automation_event (ArdourCanvas::Item *item, GdkEvent *event, nframes_t, double) = 0;
  71
  72         virtual void clear_lines ();
  73         virtual void add_line (AutomationLine&);
  74
  75         vector<AutomationLine*> lines;
  76
  77         void set_selected_points (PointSelection&);
  78         void get_selectables (nframes_t start, nframes_t end, double top, double bot, list<Selectable *>&);
  79         void get_inverted_selectables (Selection&, list<Selectable*>& results);
  80
  81         void show_timestretch (nframes_t start, nframes_t end) {}
  82         void hide_timestretch () {}
  83
  84         /* editing operations */
  85
  86         bool cut_copy_clear (Selection&, Editing::CutCopyOp);
  87         bool cut_copy_clear_objects (PointSelection&, Editing::CutCopyOp);
  88         bool paste (nframes_t, float times, Selection&, size_t nth);
  89         void reset_objects (PointSelection&);
  90
  91         void add_ghost (GhostRegion*);
  92         void remove_ghost (GhostRegion*);
  93
  94         void show_all_control_points ();
  95         void hide_all_but_selected_control_points ();
  96         int  set_state (const XMLNode&);
  97         XMLNode* get_state_node ();
  98
  99   protected:
 100         boost::shared_ptr<ARDOUR::Route> route;
 101         ArdourCanvas::SimpleRect* base_rect;
 102         string _name;
 103         string _state_name;
 104         bool    in_destructor;
 105
 106         bool    first_call_to_set_height;
 107
 108         Gtk::Button        hide_button;
 109         Gtk::Button        clear_button;
 110         Gtk::Button        auto_button;
 111         Gtk::Menu*         automation_menu;
 112         Gtk::Label*        plugname;
 113         bool               plugname_packed;
 114
 115         Gtk::CheckMenuItem*     auto_off_item;
 116         Gtk::CheckMenuItem*     auto_play_item;
 117         Gtk::CheckMenuItem*     auto_touch_item;
 118         Gtk::CheckMenuItem*     auto_write_item;
 119
 120         void clear_clicked ();
 121         void hide_clicked ();
 122         void auto_clicked ();
 123
 124         virtual void build_display_menu ();
 125
 126         list<GhostRegion*> ghosts;
 127
 128         bool cut_copy_clear_one (AutomationLine&, Selection&, Editing::CutCopyOp);
 129         bool cut_copy_clear_objects_one (AutomationLine&, PointSelection&, Editing::CutCopyOp);
 130         bool paste_one (AutomationLine&, nframes_t, float times, Selection&, size_t nth);
 131         void reset_objects_one (AutomationLine&, PointSelection&);
 132
 133         virtual void set_automation_state (ARDOUR::AutoState) = 0;
 134         bool ignore_state_request;
 135
 136         void automation_state_changed ();
 137         sigc::connection automation_connection;
 138
 139         void entered ();
 140         void exited ();
 141
 142         void set_colors ();
 143         void color_handler ();
 144
 145         static Pango::FontDescription* name_font;
 146         static bool have_name_font;
 147 };
 148
 149 #endif /* __ardour_gtk_automation_time_axis_h__ */