gtk2_ardour/editor_audiotrack.cc

   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 #include <ardour/location.h>
  21 #include <ardour/audio_diskstream.h>
  22
  23 #include "ardour_ui.h"
  24 #include "editor.h"
  25 #include "editing.h"
  26 #include "audio_time_axis.h"
  27 #include "region_view.h"
  28 #include "selection.h"
  29
  30 #include "i18n.h"
  31
  32 using namespace ARDOUR;
  33 using namespace PBD;
  34
  35 void
  36 Editor::set_loop_from_selection (bool play)
  37 {
  38         if (session == 0 || selection->time.empty()) {
  39                 return;
  40         }
  41
  42         nframes_t start = selection->time[clicked_selection].start;
  43         nframes_t end = selection->time[clicked_selection].end;
  44
  45         set_loop_range (start, end,  _("set loop range from selection"));
  46
  47         if (play) {
  48                 session->request_play_loop (true);
  49                 session->request_locate (start, true);
  50         }
  51 }
  52
  53 void
  54 Editor::set_punch_from_selection ()
  55 {
  56         if (session == 0 || selection->time.empty()) {
  57                 return;
  58         }
  59
  60         nframes_t start = selection->time[clicked_selection].start;
  61         nframes_t end = selection->time[clicked_selection].end;
  62
  63         set_punch_range (start, end,  _("set punch range from selection"));
  64 }
  65
  66 void
  67 Editor::set_show_waveforms (bool yn)
  68 {
  69         AudioTimeAxisView* atv;
  70
  71         if (_show_waveforms != yn) {
  72                 _show_waveforms = yn;
  73                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
  74                         if ((atv = dynamic_cast<AudioTimeAxisView*>(*i)) != 0) {
  75                                 atv->set_show_waveforms (yn);
  76                         }
  77                 }
  78         }
  79 }
  80
  81 void
  82 Editor::set_show_waveforms_recording (bool yn)
  83 {
  84         AudioTimeAxisView* atv;
  85
  86         if (_show_waveforms_recording != yn) {
  87                 _show_waveforms_recording = yn;
  88                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
  89                         if ((atv = dynamic_cast<AudioTimeAxisView*>(*i)) != 0) {
  90                                 atv->set_show_waveforms_recording (yn);
  91                         }
  92                 }
  93         }
  94 }
  95
  96 gint
  97 Editor::start_updating ()
  98 {
  99         AudioTimeAxisView* atv;
 100
 101         //cerr << "Editor::start_updating () called" << endl;//DEBUG
 102         if (is_mapped() && session) {
 103                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 104                         if ((atv = dynamic_cast<AudioTimeAxisView*>(*i)) != 0) {
 105                                 atv->show_meter ();
 106                         }
 107                 }
 108         }
 109     fast_screen_update_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect (mem_fun(*this, &Editor::fast_update_strips));
 110     return 0;
 111 }
 112
 113 gint
 114 Editor::stop_updating ()
 115 {
 116
 117         fast_screen_update_connection.disconnect();
 118         AudioTimeAxisView* atv;
 119
 120         //cerr << "Editor::stop_updating () called" << endl;//DEBUG
 121         if (is_mapped() && session) {
 122                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 123                         if ((atv = dynamic_cast<AudioTimeAxisView*>(*i)) != 0) {
 124                                 atv->hide_meter ();
 125                         }
 126                 }
 127         }
 128
 129     return 0;
 130 }
 131
 132 void
 133 Editor::toggle_meter_updating()
 134 {
 135         if (Config->get_show_track_meters()) {
 136                 start_updating();
 137         } else {
 138                 stop_updating ();
 139         }
 140 }
 141
 142 void
 143 Editor::fast_update_strips ()
 144 {
 145         AudioTimeAxisView* atv;
 146
 147         if (is_mapped() && session) {
 148                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
 149                         if ((atv = dynamic_cast<AudioTimeAxisView*>(*i)) != 0) {
 150                                 atv->fast_update ();
 151                         }
 152                 }
 153         }
 154 }
 155