setSize(PImage) 
controlP5.Controller : Knob setSize(int, int) 
controlP5.Controller : Knob setStringValue(String) 
controlP5.Controller : Knob setUpdate(boolean) 
controlP5.Controller : Knob setValue(float) 
controlP5.Controller : Knob setValueLabel(String) 
controlP5.Controller : Knob setValueSelf(float) 
controlP5.Controller : Knob setView(ControllerView) 
controlP5.Controller : Knob setVisible(boolean) 
controlP5.Controller : Knob setWidth(int) 
controlP5.Controller : Knob show() 
controlP5.Controller :