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 #include <utility>
  27
  28 #include <boost/shared_ptr.hpp>
  29
  30 #include <ardour/types.h>
  31 #include <ardour/automatable.h>
  32
  33 #include "canvas.h"
  34 #include "time_axis_view.h"
  35 #include "simplerect.h"
  36 #include "automation_controller.h"
  37
  38 using std::vector;
  39 using std::list;
  40 using std::string;
  41
  42 namespace ARDOUR {
  43         class Session;
  44         class Route;
  45         class AutomationControl;
  46 }
  47
  48 class PublicEditor;
  49 class TimeSelection;
  50 class RegionSelection;
  51 class PointSelection;
  52 class AutomationLine;
  53 class GhostRegion;
  54 class Selection;
  55 class Selectable;
  56 class AutomationStreamView;
  57 class AutomationController;
  58
  59
  60 class AutomationTimeAxisView : public TimeAxisView {
  61   public:
  62         AutomationTimeAxisView (ARDOUR::Session&,
  63                                 boost::shared_ptr<ARDOUR::Route>,
  64                                 boost::shared_ptr<ARDOUR::Automatable>,
  65                                 boost::shared_ptr<ARDOUR::AutomationControl>,
  66                                 PublicEditor&,
  67                                 TimeAxisView& parent,
  68                                 bool show_regions,
  69                                 ArdourCanvas::Canvas& canvas,
  70                                 const string & name, /* translatable */
  71                                 const string & plug_name = "");
  72
  73         ~AutomationTimeAxisView();
  74
  75         void set_height (TimeAxisView::TrackHeight);
  76         void set_samples_per_unit (double);
  77         std::string name() const { return _name; }
  78
  79         void add_automation_event (ArdourCanvas::Item *item, GdkEvent *event, nframes_t, double);
  80
  81         void clear_lines ();
  82         boost::shared_ptr<AutomationLine> line() { return _line; }
  83
  84         void set_selected_points (PointSelection&);
  85         void get_selectables (nframes_t start, nframes_t end, double top, double bot, list<Selectable *>&);
  86         void get_inverted_selectables (Selection&, list<Selectable*>& results);
  87
  88         void show_timestretch (nframes_t start, nframes_t end) {}
  89         void hide_timestretch () {}
  90
  91         /* editing operations */
  92
  93         bool cut_copy_clear (Selection&, Editing::CutCopyOp);
  94         bool cut_copy_clear_objects (PointSelection&, Editing::CutCopyOp);
  95         bool paste (nframes_t, float times, Selection&, size_t nth);
  96         void reset_objects (PointSelection&);
  97
  98         void add_ghost (GhostRegion*);
  99         void remove_ghost (GhostRegion*);
 100
 101         void set_state (const XMLNode&);
 102
 103         guint32 show_at (double y, int& nth, Gtk::VBox *parent);
 104         void hide ();
 105
 106         static const string state_node_name;
 107         XMLNode* get_state_node();
 108
 109         boost::shared_ptr<ARDOUR::AutomationControl> control()    { return _control; }
 110         boost::shared_ptr<AutomationController>      controller() { return _controller; }
 111
 112   protected:
 113         boost::shared_ptr<ARDOUR::Route> _route; ///< Parent route
 114         boost::shared_ptr<ARDOUR::AutomationControl> _control; ///< Control
 115         boost::shared_ptr<ARDOUR::Automatable> _automatable; ///< Control owner, maybe = _route
 116
 117         boost::shared_ptr<AutomationController> _controller;
 118
 119         ArdourCanvas::SimpleRect* _base_rect;
 120         boost::shared_ptr<AutomationLine> _line;
 121         AutomationStreamView*             _view;
 122
 123         string _name;
 124         bool    in_destructor;
 125         bool    ignore_toggle;
 126
 127         bool    first_call_to_set_height;
 128
 129         Gtk::Button        hide_button;
 130         Gtk::Button        height_button;
 131         Gtk::Button        clear_button;
 132         Gtk::Button        auto_button;
 133         Gtk::Menu*         automation_menu;
 134         Gtk::Label*        plugname;
 135         bool               plugname_packed;
 136
 137         Gtk::CheckMenuItem*     auto_off_item;
 138         Gtk::CheckMenuItem*     auto_play_item;
 139         Gtk::CheckMenuItem*     auto_touch_item;
 140         Gtk::CheckMenuItem*     auto_write_item;
 141
 142         Gtk::CheckMenuItem* mode_discrete_item;
 143         Gtk::CheckMenuItem* mode_line_item;
 144
 145         void add_line (boost::shared_ptr<AutomationLine>);
 146
 147         void clear_clicked ();
 148         void height_clicked ();
 149         void hide_clicked ();
 150         void auto_clicked ();
 151
 152         void build_display_menu ();
 153
 154         list<GhostRegion*> ghosts;
 155
 156         bool cut_copy_clear_one (AutomationLine&, Selection&, Editing::CutCopyOp);
 157         bool cut_copy_clear_objects_one (AutomationLine&, PointSelection&, Editing::CutCopyOp);
 158         bool paste_one (AutomationLine&, nframes_t, float times, Selection&, size_t nth);
 159         void reset_objects_one (AutomationLine&, PointSelection&);
 160
 161         void set_automation_state (ARDOUR::AutoState);
 162         bool ignore_state_request;
 163
 164         void automation_state_changed ();
 165
 166         void set_interpolation (ARDOUR::AutomationList::InterpolationStyle);
 167         void interpolation_changed ();
 168
 169         sigc::connection automation_connection;
 170
 171         void update_extra_xml_shown (bool editor_shown);
 172
 173         void entered ();
 174         void exited ();
 175
 176         void set_colors ();
 177         void color_handler ();
 178
 179         static Pango::FontDescription* name_font;
 180         static bool have_name_font;
 181 };
 182
 183 #endif /* __ardour_gtk_automation_time_axis_h__ */