Returns the bounds of this display object relative to the specified
targetSpace.
This method may return ´null´ if this display objects has no
relation to the targetSpace.
Source
Rectangle<num> getBounds(DisplayObject targetSpace) {
var rectangle = this.bounds;
var matrix = this.getTransformationMatrix3D(targetSpace);
if (matrix == null) return null;
return matrix.transformRectangle(rectangle, rectangle);
}