--- a/src/linetypes/conditionaledge.h Thu Feb 15 14:59:04 2018 +0200 +++ b/src/linetypes/conditionaledge.h Thu Feb 22 11:41:58 2018 +0200 @@ -35,6 +35,7 @@ virtual QString asText() const override; virtual void invert() override; int numVertices() const override { return 4; } + int numPolygonVertices() const override { return 2; } LDColor defaultColor() const override { return EdgeColor; } QString typeName() const override { return "condline"; }