Returns the rectangle in which the bar is drawn.
- macOS 10.9+
trueif the coordinate system of the associated
NSMatrixis flipped; otherwise
false. You can determine whether this is the case by sending the
ismessage to the
The rectangle in which the bar is drawn, specified in the coordinate system of the
NSMatrix with which the receiver is associated. The bar doesn’t include the slider’s bezel or knob.
You can override this method if custom bar artwork requires specific dimensions.