remove use of boost::optional to define "undefined" Canvas::Rect, and use Rect::empty instead.

This commit includes Rect::operator bool() which might be a candidate for removal in a future commit, in an attempt
to make the meaning clearer

1 files changed, 4 insertions, 4 deletions

diff --git a/libs/canvas/xfade_curve.cc b/libs/canvas/xfade_curve.cc
index e93331e7f9..01a15408ad 100644
--- a/libs/canvas/xfade_curve.cc
+++ b/libs/canvas/xfade_curve.cc
@@ -118,7 +118,7 @@ XFadeCurve::compute_bounding_box () const
 		_bounding_box = bbox.expand (1.0);
 
 	} else {
-		_bounding_box = boost::optional<Rect> ();
+		_bounding_box = Rect ();
 	}
 
 	_bounding_box_dirty = false;
@@ -233,10 +233,10 @@ XFadeCurve::render (Rect const & area, Cairo::RefPtr<Cairo::Context> context) co
 	if (_in.points.size() < 2) { return; }
 	if (_out.points.size() < 2) { return; }
 
-	Rect self = item_to_window (_bounding_box.get());
-	boost::optional<Rect> d = self.intersection (area);
+	Rect self = item_to_window (_bounding_box);
+	Rect d = self.intersection (area);
 	assert (d);
-	Rect draw = d.get ();
+	Rect draw = d;
 
 	context->save ();
 	context->rectangle (draw.x0, draw.y0, draw.width(), draw.height());