* a VectorPath can transform all it's points using a given

Transformable, should have been part of the last commit...


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@18556 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/libs/icon/shape/VectorPath.cpp

@@ -31,6 +31,7 @@
 # include "Icons.h"
 # include "Property.h"
 # include "PropertyObject.h"
+# include "Transformable.h"
 #endif // ICON_O_MATIC
 
 #define obj_new(type, n)		((type *)malloc ((n) * sizeof(type)))
@@ -921,6 +922,22 @@ VectorPath::Reverse()
 	_NotifyPathReversed();
 }
 
+// ApplyTransform
+void
+VectorPath::ApplyTransform(const Transformable& transform)
+{
+	if (transform.IsIdentity())
+		return;
+
+	for (int32 i = 0; i < fPointCount; i++) {
+		transform.Transform(&(fPath[i].point));
+		transform.Transform(&(fPath[i].point_out));
+		transform.Transform(&(fPath[i].point_in));
+	}
+
+	_NotifyPathChanged();
+}
+
 // PrintToStream
 void
 VectorPath::PrintToStream() const

src/libs/icon/shape/VectorPath.h

@@ -24,6 +24,7 @@
 class BBitmap;
 class BMessage;
 class BView;
+class Transformable;
 
 struct control_point {
 	BPoint		point;		// actual point on path
@@ -154,6 +155,7 @@ class VectorPath {
 
 			void				CleanUp();
 			void				Reverse();
+			void				ApplyTransform(const Transformable& transform);
 
 			void				PrintToStream() const;