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#include "canvas-simplerect.h"
#include "ghostregion.h"
#include "automation_time_axis.h"
#include "rgb_macros.h"
using namespace Editing;
GhostRegion::GhostRegion (AutomationTimeAxisView& atv, double initial_pos)
: trackview (atv)
{
//group = gnome_canvas_item_new (GNOME_CANVAS_GROUP(trackview.canvas_display),
// gnome_canvas_group_get_type(),
// "x", initial_pos,
// "y", 0.0,
// NULL);
group = new Gnome::Canvas::Group (*trackview.canvas_display);
group->set_property ("x", initial_pos);
group->set_property ("y", 0.0);
base_rect = new Gnome::Canvas::SimpleRect (*group);
base_rect->set_property ("x1", (double) 0.0);
base_rect->set_property ("y1", (double) 0.0);
base_rect->set_property ("y2", (double) trackview.height);
base_rect->set_property ("outline_what", (guint32) 0);
base_rect->set_property ("outline_color_rgba", color_map[cGhostTrackBaseOutline]);
base_rect->set_property ("fill_color_rgba", color_map[cGhostTrackBaseFill]);
group->lower_to_bottom ();
atv.add_ghost (this);
}
GhostRegion::~GhostRegion ()
{
GoingAway (this);
gtk_object_destroy (GTK_OBJECT(group));
}
void
GhostRegion::set_samples_per_unit (double spu)
{
for (vector<GnomeCanvasItem*>::iterator i = waves.begin(); i != waves.end(); ++i) {
gnome_canvas_item_set ((*i), "samples_per_unit", spu, NULL);
}
}
void
GhostRegion::set_duration (double units)
{
base_rect->set_property ("x2", units);
}
void
GhostRegion::set_height ()
{
gdouble ht;
vector<GnomeCanvasItem*>::iterator i;
uint32_t n;
base_rect->set_property ("y2", (double) trackview.height);
ht = ((trackview.height) / (double) waves.size());
for (n = 0, i = waves.begin(); i != waves.end(); ++i, ++n) {
gdouble yoff = n * ht;
gnome_canvas_item_set ((*i), "height", ht, "y", yoff, NULL);
}
}
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