gtk2_ardour/ghostregion.cc

   1 #include "simplerect.h"
   2 #include "waveview.h"
   3 #include "ghostregion.h"
   4 #include "automation_time_axis.h"
   5 #include "rgb_macros.h"
   6
   7 using namespace Editing;
   8 using namespace ArdourCanvas;
   9
  10 GhostRegion::GhostRegion (AutomationTimeAxisView& atv, double initial_pos)
  11         : trackview (atv)
  12 {
  13   //group = gnome_canvas_item_new (GNOME_CANVAS_GROUP(trackview.canvas_display),
  14   //                         gnome_canvas_group_get_type(),
  15   //                         "x", initial_pos,
  16   //                         "y", 0.0,
  17   //                         NULL);
  18         group = new ArdourCanvas::Group (*trackview.canvas_display);
  19         group->property_x() = initial_pos;
  20         group->property_y() = 0.0;
  21
  22         base_rect = new ArdourCanvas::SimpleRect (*group);
  23         base_rect->property_x1() = (double) 0.0;
  24         base_rect->property_y1() = (double) 0.0;
  25         base_rect->property_y2() = (double) trackview.height;
  26         base_rect->property_outline_what() = (guint32) 0;
  27         base_rect->property_outline_color_rgba() = color_map[cGhostTrackBaseOutline];
  28         base_rect->property_fill_color_rgba() = color_map[cGhostTrackBaseFill];
  29         group->lower_to_bottom ();
  30
  31         atv.add_ghost (this);
  32 }
  33
  34 GhostRegion::~GhostRegion ()
  35 {
  36         GoingAway (this);
  37         delete base_rect;
  38         delete group;
  39 }
  40
  41 void
  42 GhostRegion::set_samples_per_unit (double spu)
  43 {
  44         for (vector<WaveView*>::iterator i = waves.begin(); i != waves.end(); ++i) {
  45                 (*i)->property_samples_per_unit() = spu;
  46         }
  47 }
  48
  49 void
  50 GhostRegion::set_duration (double units)
  51 {
  52         base_rect->property_x2() = units;
  53 }
  54
  55 void
  56 GhostRegion::set_height ()
  57 {
  58         gdouble ht;
  59         vector<WaveView*>::iterator i;
  60         uint32_t n;
  61
  62         base_rect->property_y2() = (double) trackview.height;
  63         ht = ((trackview.height) / (double) waves.size());
  64
  65         for (n = 0, i = waves.begin(); i != waves.end(); ++i, ++n) {
  66                 gdouble yoff = n * ht;
  67                 (*i)->property_height() = ht;
  68                 (*i)->property_y() = yoff;
  69         }
  70 }
  71
  72 void
  73 GhostRegion::set_colors ()
  74 {
  75     for (uint32_t n=0; n < waves.size(); ++n) {
  76         waves[n]->property_wave_color() = color_map[cGhostTrackWave];
  77
  78         waves[n]->property_clip_color() = color_map[cGhostTrackWaveClip];
  79         waves[n]->property_zero_color() = color_map[cGhostTrackZeroLine];
  80     }
  81 }