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                                 PublicEditor&,
  62                                 TimeAxisView& parent,
  63                                 bool show_regions,
  64                                 ArdourCanvas::Canvas& canvas,
  65                                 const std::string & name, /* translatable */
  66                                 const std::string & plug_name = "");
  67
  68         ~AutomationTimeAxisView();
  69
  70         virtual void set_height (uint32_t);
  71         void set_samples_per_unit (double);
  72         std::string name() const { return _name; }
  73
  74         void add_automation_event (ArdourCanvas::Item *item, GdkEvent *event, nframes_t, double);
  75
  76         void clear_lines ();
  77         boost::shared_ptr<AutomationLine> line() { return _line; }
  78
  79         void set_selected_points (PointSelection&);
  80         void get_selectables (nframes_t start, nframes_t end, double top, double bot, std::list<Selectable *>&);
  81         void get_inverted_selectables (Selection&, std::list<Selectable*>& results);
  82
  83         void show_timestretch (nframes_t /*start*/, nframes_t /*end*/) {}
  84         void hide_timestretch () {}
  85
  86         /* editing operations */
  87
  88         bool cut_copy_clear (Selection&, Editing::CutCopyOp);
  89         bool cut_copy_clear_objects (PointSelection&, Editing::CutCopyOp);
  90         bool paste (nframes_t, float times, Selection&, size_t nth);
  91         void reset_objects (PointSelection&);
  92
  93         int  set_state (const XMLNode&, int version);
  94         guint32 show_at (double y, int& nth, Gtk::VBox *parent);
  95         void hide ();
  96
  97         static const std::string state_node_name;
  98         XMLNode* get_state_node();
  99
 100         boost::shared_ptr<ARDOUR::AutomationControl> control()    { return _control; }
 101         boost::shared_ptr<AutomationController>      controller() { return _controller; }
 102
 103         ArdourCanvas::Item* base_item () const {
 104                 return _base_rect;
 105         }
 106
 107   protected:
 108         boost::shared_ptr<ARDOUR::Route> _route; ///< Parent route
 109         boost::shared_ptr<ARDOUR::AutomationControl> _control; ///< Control
 110         boost::shared_ptr<ARDOUR::Automatable> _automatable; ///< Control owner, maybe = _route
 111
 112         boost::shared_ptr<AutomationController> _controller;
 113
 114         ArdourCanvas::SimpleRect* _base_rect;
 115         boost::shared_ptr<AutomationLine> _line;
 116         AutomationStreamView*             _view;
 117
 118         std::string _name;
 119         bool    ignore_toggle;
 120
 121         bool    first_call_to_set_height;
 122
 123         Gtk::Button        hide_button;
 124         Gtk::Button        auto_button;
 125         Gtk::Menu*         automation_menu;
 126         Gtk::Label*        plugname;
 127         bool               plugname_packed;
 128
 129         Gtk::CheckMenuItem*     auto_off_item;
 130         Gtk::CheckMenuItem*     auto_play_item;
 131         Gtk::CheckMenuItem*     auto_touch_item;
 132         Gtk::CheckMenuItem*     auto_write_item;
 133
 134         Gtk::CheckMenuItem* mode_discrete_item;
 135         Gtk::CheckMenuItem* mode_line_item;
 136
 137         void add_line (boost::shared_ptr<AutomationLine>);
 138
 139         void clear_clicked ();
 140         void hide_clicked ();
 141         void auto_clicked ();
 142
 143         void build_display_menu ();
 144
 145         bool cut_copy_clear_one (AutomationLine&, Selection&, Editing::CutCopyOp);
 146         bool cut_copy_clear_objects_one (AutomationLine&, PointSelection&, Editing::CutCopyOp);
 147         bool paste_one (AutomationLine&, nframes_t, float times, Selection&, size_t nth);
 148         void reset_objects_one (AutomationLine&, PointSelection&);
 149
 150         void set_automation_state (ARDOUR::AutoState);
 151         bool ignore_state_request;
 152
 153         void automation_state_changed ();
 154
 155         void set_interpolation (ARDOUR::AutomationList::InterpolationStyle);
 156         void interpolation_changed ();
 157
 158         PBD::ScopedConnection automation_connection;
 159
 160         void update_extra_xml_shown (bool editor_shown);
 161
 162         void entered ();
 163         void exited ();
 164
 165         //void set_colors ();
 166         void color_handler ();
 167
 168         static Pango::FontDescription* name_font;
 169         static bool have_name_font;
 170 };
 171
 172 #endif /* __ardour_gtk_automation_time_axis_h__ */