Structure

CGLayerRef

An offscreen context for reusing content drawn with Core Graphics.

Declaration

typedef struct CGLayer CGLayerRef;

See Also

2D Drawing

CGContextRef

A Quartz 2D drawing environment.

CGImageRef

A bitmap image or image mask.

CGPathRef

An immutable graphics path: a mathematical description of shapes or lines to be drawn in a graphics context.

CGMutablePathRef

A mutable graphics path: a mathematical description of shapes or lines to be drawn in a graphics context.

Beta Software

This documentation contains preliminary information about an API or technology in development. This information is subject to change, and software implemented according to this documentation should be tested with final operating system software.

Learn more about using Apple's beta software