Function

CGPathGetBoundingBox

Returns the bounding box containing all points in a graphics path.

Declaration

CGRect CGPathGetBoundingBox(CGPathRef path);

Parameters

path: The graphics path to evaluate.

Return Value

A rectangle that represents the bounding box of the specified path. If the path is empty, this function returns CGRectNull.

Discussion

The bounding box is the smallest rectangle completely enclosing all points in the path, including control points for Bézier and quadratic curves.

See Also

Getting Information about Core Graphics Paths

CGPathEqualToPath

Indicates whether two graphics paths are equivalent.

CGPathGetPathBoundingBox

Returns the bounding box of a graphics path.

CGPathGetCurrentPoint

Returns the current point in a graphics path.

CGPathGetTypeID

Returns the Core Foundation type identifier for Core Graphics paths.

CGPathIsEmpty

Indicates whether or not a graphics path is empty.

Indicates whether or not a graphics path represents a rectangle.

CGPathContainsPoint

Checks whether a point is contained in a graphics path.