Fix compiler warning about hiding Transformable::ScaleBy() by enabled the

ChannelTransform version of ScaleBy() which was commented out in the code.
I have no idea if this code was tested or not, I've added a comment to the
effect. It certainly isn't used in Icon-O-Matic at the moment.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@37732 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/apps/icon-o-matic/transformable/ChannelTransform.cpp

@@ -162,28 +162,29 @@ ChannelTransform::RotateBy(double degrees)
 }
 
 
-//// ScaleBy
+// ScaleBy
-////
-//// converts a scalation in world coordinates into
-//// a combined local scalation and a translation
-//void
-//ChannelTransform::ScaleBy(BPoint origin, double xScale, double yScale)
-//{
-//	if (xScale == 1.0 && yScale == 1.0)
-//		return;
 //
-//	fXScale *= xScale;
+// converts a scalation in world coordinates into
-//	fYScale *= yScale;
+// a combined local scalation and a translation
-//
+void
-//	// scale fTranslation
+ChannelTransform::ScaleBy(BPoint origin, double xScale, double yScale)
-//	double xOffset = fTranslation.x - origin.x;
+{
-//	double yOffset = fTranslation.y - origin.y;
+	// TODO: Untested?
-//
+	if (xScale == 1.0 && yScale == 1.0)
-//	fTranslation.x = origin.x + (xOffset * xScale);
+		return;
-//	fTranslation.y = origin.y + (yOffset * yScale);
+
-//
+	fXScale *= xScale;
-//	_UpdateMatrix();
+	fYScale *= yScale;
-//}
+
+	// scale fTranslation
+	double xOffset = fTranslation.x - origin.x;
+	double yOffset = fTranslation.y - origin.y;
+
+	fTranslation.x = origin.x + (xOffset * xScale);
+	fTranslation.y = origin.y + (yOffset * yScale);
+
+	_UpdateMatrix();
+}
 
 // ScaleBy
 void

src/apps/icon-o-matic/transformable/ChannelTransform.h

@@ -32,10 +32,12 @@ class ChannelTransform : public Transformable {
 
 	virtual	void				TranslateBy(BPoint offset);
 	virtual	void				RotateBy(BPoint origin, double degrees);
-
-			void				ScaleBy(double xScale, double yScale);
 			void				RotateBy(double degrees);
 
+	virtual	void				ScaleBy(BPoint origin, double xScale,
+									double yScale);
+			void				ScaleBy(double xScale, double yScale);
+
 			void				SetTranslationAndScale(BPoint offset,
 													   double xScale,
 													   double yScale);