Appends a rounded rectangle to a mutable graphics path.
- iOS 7.0+
- macOS 10.9+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 2.0+
- Core Graphics
The mutable path to change.
A pointer to an affine transformation matrix, or
NULLif no transformation is needed. If specified, Core Graphics applies the transformation to the rectangle before adding it to the path.
The rectangle to add.
The width of the rounded corner sections.
The height of the rounded corner sections.
This is a convenience function that adds a path of an rounded rectangle.
Each corner of the rounded rectangle is one-quarter of an ellipse with axes equal to the
corner parameters. The rounded rectangle forms a complete subpath and is oriented in the clockwise direction.