UIGraphicsBeginImageContext(CGSizeMake(width_, width_)); CGContextRef ctx = UIGraphicsGetCurrentContext(); CGContextMoveToPoint(ctx, 20, 20); CGContextSetFillColorWithColor(ctx, color.CGColor); //画圆 CGContextAddArc(ctx, width_/2, width_/2, 14.5, 0, 6.3, 0); CGContextFillPath(ctx); //取得图片 self->pickedColorImageView.image = UIGraphicsGetImageFromCurrentImageContext(); UIGraphicsEndImageContext();
by: 发表于:2017-10-25 10:44:07 顶(0) | 踩(0) 回复
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