CATextLayer

CATextLayer *layer = [[CATextLayer alloc] init];

layer.frame  = CGRectMake(0, 300, 100, 100);

字体模糊

layer.contentsScale = 10;

字体

layer.font = (__bridge CFTypeRef)(@"HiraKakuProN-W3");

对其模式

layer.alignmentMode = kCAAlignmentLeft;

字体大小

layer.fontSize=  30;

自动换行

layer.wrapped = YES;

显示的文字

layer.string = @" zhao zhong peng ";

背景色

layer.backgroundColor = [UIColor cyanColor].CGColor;

文字的颜色

layer.foregroundColor = [UIColor greenColor].CGColor;

[self.view.layer addSublayer:layer];