translateBy(x:y:)
Changes the origin of the user coordinate system in a context.
Declaration
func translateBy(x tx: CGFloat, y ty: CGFloat)Parameters
- tx:
The amount to displace the x-axis of the coordinate space, in units of the user space, of the specified context.
- ty:
The amount to displace the y-axis of the coordinate space, in units of the user space, of the specified context.