Cocoa in a Nutshell

Name

NSGraphicsContext — Mac OS X 10.0

Synopsis

This class is an interface to graphics context objects, which interpret drawing commands based on a number of attributes that make up an environment for rendering. NSGraphicsContext can be used change a number of rendering options, such as whether or not antialiasing should be done, or whether image smoothing and interpolation should be used when drawing images.

@interface NSGraphicsContext : NSObject

// Accessor Methods

- (void)setImageInterpolation:(NSImageInterpolation)interpolation;

- (NSImageInterpolation)imageInterpolation;

- (void)setShouldAntialias:(BOOL)antialias;

- (BOOL)shouldAntialias;

- (void)setFocusStack:(void *)stack;

- (void *)focusStack;

- (void)setPatternPhase:(NSPoint)phase;

- (NSPoint)patternPhase;

// Class Methods

+ (NSGraphicsContext *)currentContext;

+ (BOOL)currentContextDrawingToScreen;

+ (NSGraphicsContext *)graphicsContextWithAttributes:(NSDictionary *)attributes;

+ (NSGraphicsContext *)graphicsContextWithWindow:(NSWindow *)window;

+ (void)restoreGraphicsState;

+ (void)saveGraphicsState;

+ (void)setCurrentContext:(NSGraphicsContext *)context;

+ (void)setGraphicsState:(int)gState;

// Instance Methods

- (NSDictionary *)attributes;

- (void)flushGraphics;

- (void *)graphicsPort;

- (BOOL)isDrawingToScreen;

- (void)restoreGraphicsState;

- (void)saveGraphicsState ...