CAGradientLayer

- (void)viewDidLoad

{

[super viewDidLoad];

// Do any additional setup after loading the view, typically from a nib.

CAGradientLayer *gradientLayer = [CAGradientLayer layer];

gradientLayer.frame = self.view.bounds;

gradientLayer.colors = @[(__bridge id)[UIColor purpleColor].CGColor, (__bridge id)[UIColor redColor].CGColor];

gradientLayer.startPoint = CGPointMake(0.5, 0);

gradientLayer.endPoint = CGPointMake(0.5, 1);

gradientLayer.locations = @[@0.65, @1];

[self.view.layer addSublayer:gradientLayer];

}


CAGradientLayer_第1张图片

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