diff options
author | Taybin Rutkin <taybin@taybin.com> | 2005-09-25 18:42:24 +0000 |
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committer | Taybin Rutkin <taybin@taybin.com> | 2005-09-25 18:42:24 +0000 |
commit | 209d967b1bb80a9735d690d8f4f0455ecb9970ca (patch) | |
tree | 9d76ddcd7c1ac9d91bb2b1a33d31b66ce4ded5de /gtk2_ardour/ghostregion.cc | |
parent | e4b9aed743fc765219ac775905a221c017c88fba (diff) |
Initial import of gtk2_ardour.
git-svn-id: svn://localhost/trunk/ardour2@24 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'gtk2_ardour/ghostregion.cc')
-rw-r--r-- | gtk2_ardour/ghostregion.cc | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/gtk2_ardour/ghostregion.cc b/gtk2_ardour/ghostregion.cc new file mode 100644 index 0000000000..8caacac3b3 --- /dev/null +++ b/gtk2_ardour/ghostregion.cc @@ -0,0 +1,68 @@ +#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 = gtk_canvas_item_new (GTK_CANVAS_GROUP(trackview.canvas_display), + gtk_canvas_group_get_type(), + "x", initial_pos, + "y", 0.0, + NULL); + + base_rect = gtk_canvas_item_new (GTK_CANVAS_GROUP(group), + gtk_canvas_simplerect_get_type(), + "x1", (double) 0.0, + "y1", (double) 0.0, + "y2", (double) trackview.height, + "outline_what", (guint32) 0, + "outline_color_rgba", color_map[cGhostTrackBaseOutline], + "fill_color_rgba", color_map[cGhostTrackBaseFill], + NULL); + + gtk_canvas_item_lower_to_bottom (group); + + atv.add_ghost (this); +} + +GhostRegion::~GhostRegion () +{ + GoingAway (this); + gtk_object_destroy (GTK_OBJECT(group)); +} + +void +GhostRegion::set_samples_per_unit (double spu) +{ + for (vector<GtkCanvasItem*>::iterator i = waves.begin(); i != waves.end(); ++i) { + gtk_canvas_item_set ((*i), "samples_per_unit", spu, NULL); + } +} + +void +GhostRegion::set_duration (double units) +{ + gtk_canvas_item_set (base_rect, "x2", units, NULL); +} + +void +GhostRegion::set_height () +{ + gdouble ht; + vector<GtkCanvasItem*>::iterator i; + uint32_t n; + + gtk_canvas_item_set (base_rect, "y2", (double) trackview.height, NULL); + + ht = ((trackview.height) / (double) waves.size()); + + for (n = 0, i = waves.begin(); i != waves.end(); ++i, ++n) { + gdouble yoff = n * ht; + gtk_canvas_item_set ((*i), "height", ht, "y", yoff, NULL); + } +} + |