Draw Controllers       Scale:
PID Control (Ellipse) :Color       
Ellipse stroke: :Color       
Central Monitoring (Circle) :Color       
Circle stroke: :Color       
Binary Control (Rect) :Color       
Rect stroke: :Color       
Upper Left Spine :Color       
Lower Left Spine :Color       
Upper Right Spine :Color       
Lower Right Spine :Color       
Spine Stroke: :Color