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 <list>
  24 #include <string>
  25 #include <utility>
  26
  27 #include <boost/shared_ptr.hpp>
  28
  29 #include "ardour/types.h"
  30 #include "ardour/automatable.h"
  31 #include "ardour/automation_list.h"
  32
  33 #include "canvas.h"
  34 #include "time_axis_view.h"
  35 #include "simplerect.h"
  36 #include "automation_controller.h"
  37
  38 namespace ARDOUR {
  39         class Session;
  40         class Route;
  41         class AutomationControl;
  42 }
  43
  44 class PublicEditor;
  45 class TimeSelection;
  46 class RegionSelection;
  47 class PointSelection;
  48 class AutomationLine;
  49 class Selection;
  50 class Selectable;
  51 class AutomationStreamView;
  52 class AutomationController;
  53
  54
  55 class AutomationTimeAxisView : public TimeAxisView {
  56   public:
  57         AutomationTimeAxisView (ARDOUR::Session*,
  58                                 boost::shared_ptr<ARDOUR::Route>,
  59                                 boost::shared_ptr<ARDOUR::Automatable>,
  60                                 boost::shared_ptr<ARDOUR::AutomationControl>,
  61                                 Evoral::Parameter,
  62                                 PublicEditor&,
  63                                 TimeAxisView& parent,
  64                                 bool show_regions,
  65                                 ArdourCanvas::Canvas& canvas,
  66                                 const std::string & name, /* translatable */
  67                                 const std::string & plug_name = "");
  68
  69         ~AutomationTimeAxisView();
  70
  71         virtual void set_height (uint32_t);
  72         void set_samples_per_unit (double);
  73         bool set_visibility (bool yn);
  74         std::string name() const { return _name; }
  75
  76         void add_automation_event (ArdourCanvas::Item *item, GdkEvent *event, framepos_t, double);
  77
  78         void clear_lines ();
  79
  80         /** @return Our AutomationLine, if this view has one, or 0 if it uses AutomationRegionViews */
  81         boost::shared_ptr<AutomationLine> line() { return _line; }
  82
  83         /** @return All AutomationLines associated with this view */
  84         std::list<boost::shared_ptr<AutomationLine> > lines () const;
  85
  86         void set_selected_points (PointSelection&);
  87         void get_selectables (ARDOUR::framepos_t start, ARDOUR::framepos_t end, double top, double bot, std::list<Selectable *>&);
  88         void get_inverted_selectables (Selection&, std::list<Selectable*>& results);
  89
  90         void show_timestretch (framepos_t /*start*/, framepos_t /*end*/) {}
  91         void hide_timestretch () {}
  92
  93         /* editing operations */
  94
  95         void cut_copy_clear (Selection&, Editing::CutCopyOp);
  96         void cut_copy_clear_objects (PointSelection&, Editing::CutCopyOp);
  97         bool paste (ARDOUR::framepos_t, float times, Selection&, size_t nth);
  98         void reset_objects (PointSelection&);
  99
 100         int  set_state (const XMLNode&, int version);
 101         guint32 show_at (double y, int& nth, Gtk::VBox *parent);
 102         void hide ();
 103
 104         static const std::string state_node_name;
 105         XMLNode* get_state_node();
 106
 107         boost::shared_ptr<ARDOUR::AutomationControl> control()    { return _control; }
 108         boost::shared_ptr<AutomationController>      controller() { return _controller; }
 109         Evoral::Parameter parameter () const {
 110                 return _parameter;
 111         }
 112
 113         ArdourCanvas::Item* base_item () const {
 114                 return _base_rect;
 115         }
 116
 117         bool has_automation () const;
 118
 119         boost::shared_ptr<ARDOUR::Route> parent_route () {
 120                 return _route;
 121         }
 122
 123   protected:
 124         /** parent route */
 125         boost::shared_ptr<ARDOUR::Route> _route;
 126         /** control; 0 if we are editing region-based automation */
 127         boost::shared_ptr<ARDOUR::AutomationControl> _control;
 128         /** control owner; may be _route, or 0 if we are editing region-based automation */
 129         boost::shared_ptr<ARDOUR::Automatable> _automatable;
 130         /** controller owner; 0 if we are editing region-based automation */
 131         boost::shared_ptr<AutomationController> _controller;
 132         Evoral::Parameter _parameter;
 133
 134         ArdourCanvas::SimpleRect* _base_rect;
 135         boost::shared_ptr<AutomationLine> _line;
 136
 137         /** AutomationStreamView if we are editing region-based automation (for MIDI), otherwise 0 */
 138         AutomationStreamView* _view;
 139
 140         std::string _name;
 141         bool    ignore_toggle;
 142
 143         bool    first_call_to_set_height;
 144
 145         Gtk::Button        hide_button;
 146         Gtk::Button        auto_button;
 147         Gtk::Menu*         automation_menu;
 148         Gtk::Label*        plugname;
 149         bool               plugname_packed;
 150
 151         Gtk::CheckMenuItem*     auto_off_item;
 152         Gtk::CheckMenuItem*     auto_play_item;
 153         Gtk::CheckMenuItem*     auto_touch_item;
 154         Gtk::CheckMenuItem*     auto_write_item;
 155
 156         Gtk::CheckMenuItem* mode_discrete_item;
 157         Gtk::CheckMenuItem* mode_line_item;
 158
 159         void add_line (boost::shared_ptr<AutomationLine>);
 160
 161         void clear_clicked ();
 162         void hide_clicked ();
 163         void auto_clicked ();
 164
 165         void build_display_menu ();
 166
 167         void cut_copy_clear_one (AutomationLine&, Selection&, Editing::CutCopyOp);
 168         void cut_copy_clear_objects_one (AutomationLine&, PointSelection&, Editing::CutCopyOp);
 169         bool paste_one (AutomationLine&, ARDOUR::framepos_t, float times, Selection&, size_t nth);
 170         void reset_objects_one (AutomationLine&, PointSelection&);
 171         void route_going_away ();
 172
 173         void set_automation_state (ARDOUR::AutoState);
 174         bool ignore_state_request;
 175
 176         void automation_state_changed ();
 177
 178         void set_interpolation (ARDOUR::AutomationList::InterpolationStyle);
 179         void interpolation_changed (ARDOUR::AutomationList::InterpolationStyle);
 180
 181         PBD::ScopedConnectionList _list_connections;
 182         PBD::ScopedConnectionList _route_connections;
 183
 184         void update_extra_xml_shown (bool editor_shown);
 185
 186         void entered ();
 187         void exited ();
 188
 189         //void set_colors ();
 190         void color_handler ();
 191
 192         static Pango::FontDescription* name_font;
 193         static bool have_name_font;
 194
 195 private:
 196         int set_state_2X (const XMLNode &, int);
 197 };
 198
 199 #endif /* __ardour_gtk_automation_time_axis_h__ */