Ellipse.java
       [Ellipse.height, 20]
       [Ellipse.primaryColor, 21]
       [Ellipse.primaryColorAdapter, 22]
       [Ellipse.secondaryColor, 23]
       [Ellipse.secondaryColorAdapter, 24]
       [Ellipse.shapeShadingType, 25]
       [Ellipse.stroke, 26]
       [Ellipse.width, 27]
       [Ellipse.x, 28]
       [Ellipse.y, 29]