CGContextRef ctx = UIGraphicsGetCurrentContext();

????CGContextSaveGState(ctx);

????

????//畫圓矩形

????

????//設置線寬

????CGContextSetLineWidth(ctx, BORDE_WIDTH);

????

????//設置填充顏色和畫筆顏色

????CGContextSetFillColorWithColor(ctx, self.color.CGColor);

????CGContextSetStrokeColorWithColor(ctx, [UIColor yellowColor].CGColor);

????

????

????CGPathRef clippath = [UIBezierPath bezierPathWithRoundedRect:CGRectMake([self offsets].width,[self offsets].height, [self size].width, [self size].height) cornerRadius:CR_RADIUS].CGPath;

????CGContextAddPath(ctx, clippath);

// ???//找到各個角點

// ???CGPoint p_0_0 = CGPointMake([self offsets].width, [self offsets].height);

// ???CGPoint p_0_1 = CGPointMake([self offsets].width + [self size].width, [self offsets].height);

// ???CGPoint p_1_0 = CGPointMake([self offsets].width, [self offsets].height + [self size].height);

// ???CGPoint p_1_1 = CGPointMake([self offsets].width + [self size].width, [self offsets].height + [self size].height);

// ???CGContextMoveToPoint(ctx, p_1_0.x , p_1_0.y - CR_RADIUS * 2);

// ???CGContextAddArcToPoint(ctx, p_0_0.x, p_0_0.y, p_0_0.x + CR_RADIUS*2, p_0_0.y, CR_RADIUS);

// ???CGContextAddArcToPoint(ctx, p_0_1.x, p_0_1.y, p_0_1.x, p_0_1.y ?+ CR_RADIUS*2, CR_RADIUS);

// ???CGContextAddArcToPoint(ctx, p_1_1.x, p_1_1.y, p_1_1.x - CR_RADIUS*2, p_1_1.y, CR_RADIUS);

// ???CGContextAddArcToPoint(ctx, p_1_0.x, p_1_0.y, p_1_0.x, p_1_0.y - CR_RADIUS*2, CR_RADIUS);

???

????CGContextClosePath(ctx);

????CGContextDrawPath(ctx, kCGPathFillStroke);

本文轉自 卓行天下? 51CTO博客，原文鏈接：http://blog.51cto.com/9951038/1772555，如需轉載請自行聯系原作者

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