gtk2_ardour/audio_clock.h

   1 /*
   2     Copyright (C) 1999 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 __audio_clock_h__
  21 #define __audio_clock_h__
  22
  23 #include <gtkmm/box.h>
  24 #include <gtkmm/menu.h>
  25 #include <gtkmm/eventbox.h>
  26 #include <gtkmm/label.h>
  27 #include <gtkmm/frame.h>
  28 #include <ardour/ardour.h>
  29
  30 namespace ARDOUR {
  31         class Session;
  32 }
  33
  34 class AudioClock : public Gtk::HBox
  35 {
  36   public:
  37         enum Mode {
  38                 SMPTE,
  39                 BBT,
  40                 MinSec,
  41                 Frames,
  42                 Off
  43         };
  44
  45         AudioClock (std::string clock_name, bool transient, std::string widget_name, bool editable, bool is_duration = false, bool with_info = false);
  46
  47         Mode mode() const { return _mode; }
  48
  49         void focus ();
  50
  51         void set (nframes_t, bool force = false, nframes_t offset = 0, int which = 0);
  52         void set_mode (Mode);
  53         void set_bbt_reference (nframes64_t);
  54
  55         void set_widget_name (std::string);
  56
  57         std::string name() const { return _name; }
  58
  59         nframes_t current_time (nframes_t position = 0) const;
  60         nframes_t current_duration (nframes_t position = 0) const;
  61         void set_session (ARDOUR::Session *s);
  62
  63         sigc::signal<void> ValueChanged;
  64         sigc::signal<void> ChangeAborted;
  65
  66         static sigc::signal<void> ModeChanged;
  67         static std::vector<AudioClock*> clocks;
  68
  69         static bool has_focus() { return _has_focus; }
  70
  71   private:
  72         ARDOUR::Session  *session;
  73         Mode             _mode;
  74         uint32_t          key_entry_state;
  75         std::string      _name;
  76         bool              is_transient;
  77         bool              is_duration;
  78         bool              editable;
  79
  80         Gtk::Menu  *ops_menu;
  81
  82         Gtk::HBox   smpte_packer_hbox;
  83         Gtk::HBox   smpte_packer;
  84
  85         Gtk::HBox   minsec_packer_hbox;
  86         Gtk::HBox   minsec_packer;
  87
  88         Gtk::HBox   bbt_packer_hbox;
  89         Gtk::HBox   bbt_packer;
  90
  91         Gtk::HBox   frames_packer_hbox;
  92         Gtk::HBox   frames_packer;
  93
  94         enum Field {
  95                 SMPTE_Hours,
  96                 SMPTE_Minutes,
  97                 SMPTE_Seconds,
  98                 SMPTE_Frames,
  99                 MS_Hours,
 100                 MS_Minutes,
 101                 MS_Seconds,
 102                 Bars,
 103                 Beats,
 104                 Ticks,
 105                 AudioFrames
 106         };
 107
 108         Gtk::EventBox  audio_frames_ebox;
 109         Gtk::Label     audio_frames_label;
 110
 111         Gtk::HBox      off_hbox;
 112
 113         Gtk::EventBox  hours_ebox;
 114         Gtk::EventBox  minutes_ebox;
 115         Gtk::EventBox  seconds_ebox;
 116         Gtk::EventBox  frames_ebox;
 117
 118         Gtk::EventBox  ms_hours_ebox;
 119         Gtk::EventBox  ms_minutes_ebox;
 120         Gtk::EventBox  ms_seconds_ebox;
 121
 122         Gtk::EventBox  bars_ebox;
 123         Gtk::EventBox  beats_ebox;
 124         Gtk::EventBox  ticks_ebox;
 125
 126         Gtk::Label  hours_label;
 127         Gtk::Label  minutes_label;
 128         Gtk::Label  seconds_label;
 129         Gtk::Label  frames_label;
 130         Gtk::Label  colon1, colon2, colon3;
 131
 132         Gtk::Label  ms_hours_label;
 133         Gtk::Label  ms_minutes_label;
 134         Gtk::Label  ms_seconds_label;
 135         Gtk::Label  colon4, colon5;
 136
 137         Gtk::Label  bars_label;
 138         Gtk::Label  beats_label;
 139         Gtk::Label  ticks_label;
 140         Gtk::Label  b1;
 141         Gtk::Label  b2;
 142
 143         Gtk::Label*  frames_upper_info_label;
 144         Gtk::Label*  frames_lower_info_label;
 145
 146         Gtk::Label*  smpte_upper_info_label;
 147         Gtk::Label*  smpte_lower_info_label;
 148
 149         Gtk::Label*  bbt_upper_info_label;
 150         Gtk::Label*  bbt_lower_info_label;
 151
 152         Gtk::VBox   frames_info_box;
 153         Gtk::VBox   smpte_info_box;
 154         Gtk::VBox   bbt_info_box;
 155
 156         Gtk::EventBox  clock_base;
 157         Gtk::Frame     clock_frame;
 158
 159         nframes64_t bbt_reference_time;
 160         nframes_t last_when;
 161         bool last_pdelta;
 162         bool last_sdelta;
 163
 164         uint32_t last_hrs;
 165         uint32_t last_mins;
 166         uint32_t last_secs;
 167         uint32_t last_frames;
 168         bool last_negative;
 169
 170         long  ms_last_hrs;
 171         long  ms_last_mins;
 172         float ms_last_secs;
 173
 174         bool dragging;
 175         double drag_start_y;
 176         double drag_y;
 177         double drag_accum;
 178
 179         void on_realize ();
 180
 181         bool field_motion_notify_event (GdkEventMotion *ev, Field);
 182         bool field_button_press_event (GdkEventButton *ev, Field);
 183         bool field_button_release_event (GdkEventButton *ev, Field);
 184         bool field_button_scroll_event (GdkEventScroll *ev, Field);
 185         bool field_key_press_event (GdkEventKey *, Field);
 186         bool field_key_release_event (GdkEventKey *, Field);
 187         bool field_focus_in_event (GdkEventFocus *, Field);
 188         bool field_focus_out_event (GdkEventFocus *, Field);
 189         bool drop_focus_handler (GdkEventFocus*);
 190
 191         void set_smpte (nframes_t, bool);
 192         void set_bbt (nframes_t, bool);
 193         void set_minsec (nframes_t, bool);
 194         void set_frames (nframes_t, bool);
 195
 196         nframes_t get_frames (Field,nframes_t pos = 0,int dir=1);
 197
 198         void smpte_sanitize_display();
 199         nframes_t smpte_frame_from_display () const;
 200         nframes_t bbt_frame_from_display (nframes_t) const;
 201         nframes_t bbt_frame_duration_from_display (nframes_t) const;
 202         nframes_t minsec_frame_from_display () const;
 203         nframes_t audio_frame_from_display () const;
 204
 205         void build_ops_menu ();
 206         void setup_events ();
 207
 208         void smpte_offset_changed ();
 209         void set_size_requests ();
 210
 211         static const uint32_t field_length[(int)AudioFrames+1];
 212         static bool _has_focus;
 213
 214 };
 215
 216 #endif /* __audio_clock_h__ */