YYXC_Student/jiaPei/RDImageView.m

//
//  RDImageView.m
//
//  Created by apple on 15/11/27.
//  Copyright (c) 2015年 apple. All rights reserved.
//

#import "RDImageView.h"

@implementation RDImageView

-(instancetype)initWithFrame:(CGRect)frame
{
    self = [super initWithFrame:frame];
    if (self) {
        [self setBackgroundColor:[UIColor clearColor]];
    }
    return self;
}

-(void)drawRect:(CGRect)rect
{
    //圆的线条宽度
    CGFloat lw ;
    lw = 0;
    if (_color) {
        lw = 3.5;
    }
    UIColor *col = _color;
    [col set];//设置线条颜色
    CGFloat d = self.frame.size.width * .8;
    CGFloat x = (self.frame.size.width - d)/2.0;
    UIBezierPath *path = [UIBezierPath bezierPathWithOvalInRect:CGRectMake(x, x, d, d)];
    path.lineWidth = lw;
    [path stroke];//空心的图形
    [path addClip];
    
    [_image drawInRect:self.bounds];
}

@end