Type Method

colorWithString:

Creates a color object using the RGBA color component values specified by a string.

Declaration

+ (instancetype)colorWithString:(NSString *)representation;

Parameters

representation

A string that is in one of the formats returned by the stringRepresentation method. For example, the string:

@"0.5 0.7 0.3 1.0"

indicates an RGB color whose components are 50% red, 70% green, 30% blue, and 100% opaque (alpha value of 1.0). The string representation always has four components—red, green, blue, and alpha. The default value for the alpha component is 1.0.

Return Value

A Core Image color object that represents an RGB color in the color space specified by the Quartz 2D constant kCGColorSpaceGenericRGB.

See Also

Creating Color Objects

+ colorWithCGColor:

Creates a color object from a Quartz color.

+ colorWithRed:green:blue:

Creates a color object using the specified RGB color component values

+ colorWithRed:green:blue:alpha:

Creates a color object using the specified RGBA color component values.

+ colorWithRed:green:blue:colorSpace:

Initializes a Core Image color object with the specified red, green, and blue component values as measured in the specified color space.

+ colorWithRed:green:blue:alpha:colorSpace:

Creates a Core Image color object with the specified red, green, blue, and alpha component values as measured in the specified color space.