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 #include "ardour/rc_configuration.h"
  23
  24 #include "ardour_ui.h"
  25 #include "editor.h"
  26 #include "editing.h"
  27 #include "audio_time_axis.h"
  28 #include "route_time_axis.h"
  29 #include "audio_region_view.h"
  30 #include "selection.h"
  31
  32 #include "i18n.h"
  33
  34 using namespace ARDOUR;
  35 using namespace PBD;
  36
  37 void
  38 Editor::set_show_waveforms_recording (bool yn)
  39 {
  40         AudioTimeAxisView* atv;
  41
  42         if (_show_waveforms_recording != yn) {
  43                 _show_waveforms_recording = yn;
  44                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
  45                         if ((atv = dynamic_cast<AudioTimeAxisView*>(*i)) != 0) {
  46                                 atv->set_show_waveforms_recording (yn);
  47                         }
  48                 }
  49         }
  50 }
  51
  52 void
  53 Editor::start_updating_meters ()
  54 {
  55         RouteTimeAxisView* rtv;
  56
  57         if (is_mapped() && _session) {
  58                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
  59                         if ((rtv = dynamic_cast<RouteTimeAxisView*>(*i)) != 0) {
  60                                 rtv->reset_meter ();
  61                         }
  62                 }
  63         }
  64
  65         meters_running = true;
  66 }
  67
  68 void
  69 Editor::stop_updating_meters ()
  70 {
  71         RouteTimeAxisView* rtv;
  72
  73         meters_running = false;
  74
  75         if (is_mapped() && _session) {
  76                 for (TrackViewList::iterator i = track_views.begin(); i != track_views.end(); ++i) {
  77                         if ((rtv = dynamic_cast<RouteTimeAxisView*>(*i)) != 0) {
  78                                 rtv->hide_meter ();
  79                         }
  80                 }
  81         }
  82 }
  83
  84 void
  85 Editor::toggle_meter_updating()
  86 {
  87         if (Config->get_show_track_meters()) {
  88                 start_updating_meters ();
  89         } else {
  90                 stop_updating_meters ();
  91         }
  92
  93         track_canvas_allocate (track_canvas->get_allocation());
  94 }
  95