X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fcanvas%2Fpoly_item.cc;h=fc60778960e56890a2c52011ceb5dfdf7bfeb295;hb=657ba64ad23eaaa3cbf0e2da778a185fbc47a354;hp=618983db9784ff1bc0cc15a6d703e60aabaf8c3c;hpb=590882f3c8e063528452d71daffb36d3151da05e;p=ardour.git

diff --git a/libs/canvas/poly_item.cc b/libs/canvas/poly_item.cc
index 618983db97..fc60778960 100644
--- a/libs/canvas/poly_item.cc
+++ b/libs/canvas/poly_item.cc
@@ -32,20 +32,20 @@ PolyItem::PolyItem (Canvas* c)
 {
 }
 
-PolyItem::PolyItem (Group* g)
-	: Item (g)
+PolyItem::PolyItem (Item* parent)
+	: Item (parent)
 {
 }
 
 void
 PolyItem::compute_bounding_box () const
 {
-	
+
 	if (!_points.empty()) {
 
 		Rect bbox;
 		Points::const_iterator i = _points.begin();
-		
+
 		bbox.x0 = bbox.x1 = i->x;
 		bbox.y0 = bbox.y1 = i->y;
 
@@ -59,13 +59,13 @@ PolyItem::compute_bounding_box () const
 			++i;
 		}
 
-		_bounding_box = bbox.expand (_outline_width);
+		_bounding_box = bbox.expand (_outline_width + 0.5);
+
 
-		
 	} else {
-		_bounding_box = boost::optional<Rect> ();
+		_bounding_box = Rect ();
 	}
-	
+
 	_bounding_box_dirty = false;
 }
 
@@ -113,14 +113,14 @@ PolyItem::render_curve (Rect const & area, Cairo::RefPtr<Cairo::Context> context
 		Duple c2 = item_to_window (Duple (cp2->x, cp2->y));
 
 		c = item_to_window (Duple (p->x, p->y));
-		
-		context->curve_to (c1.x + pixel_adjust, 
-				   c1.y + pixel_adjust, 
-				   c2.x + pixel_adjust, 
-				   c2.y + pixel_adjust, 
-				   c.x + pixel_adjust, 
+
+		context->curve_to (c1.x + pixel_adjust,
+				   c1.y + pixel_adjust,
+				   c2.x + pixel_adjust,
+				   c2.y + pixel_adjust,
+				   c.x + pixel_adjust,
 				   c.y + pixel_adjust);
-		
+
 		++cp1;
 		++cp2;
 		++p;
@@ -133,9 +133,9 @@ PolyItem::set (Points const & points)
 	if (_points != points) {
 
 		begin_change ();
-		
+
 		_points = points;
-		
+
 		_bounding_box_dirty = true;
 		end_change ();
 	}