Drawable: Fix clobbering Component transform when setDrawableTransform() isn't called

modules/juce_gui_basics/drawables/juce_Drawable.cpp

@@ -163,6 +163,9 @@ void Drawable::setDrawableTransform (const AffineTransform& transform)
 
 void Drawable::updateTransform()
 {
+    if (drawableTransform.isIdentity())
+        return;
+
     const auto transformationOrigin = originRelativeToComponent + getPosition();
     setTransform (AffineTransform::translation (transformationOrigin * (-1))
                       .followedBy (drawableTransform)

modules/juce_gui_basics/drawables/juce_Drawable.h

@@ -195,6 +195,9 @@ public:
 
         Using setDrawableTransform() will take this internal offset into account when applying the
         transform to the Component base.
+
+        You can only use Drawable::setDrawableTransform() or Component::setTransform() for a given
+        object. Using both will lead to unpredictable behaviour.
     */
     void setDrawableTransform (const AffineTransform& transform);