- (void)addDottedLineFromImageView:(UIView *)bView {

? ? bView.layer.cornerRadius = 4;

? ? CAShapeLayer*borderLayer =? [[CAShapeLayeralloc]init];

? ? borderLayer.bounds= bView.bounds;

? ? borderLayer.position=CGPointMake(bView.centerX, bView.centerY);

? ? borderLayer.path = [UIBezierPath bezierPathWithRoundedRect:CGRectMake(0,0, 68, 68) cornerRadius:4].CGPath;

? ? borderLayer.lineWidth=1;

? ? //虛線邊框---小邊框的長(zhǎng)度

? ? borderLayer.lineDashPattern = @[@6,@4]; //前邊是虛線的長(zhǎng)度，后邊是虛線之間空隙的長(zhǎng)度

? ? borderLayer.lineDashPhase=0.1;

? ? borderLayer.fillColor=UIColor.clearColor.CGColor;

? ? borderLayer.strokeColor=BSHexColor(0xA6A8AB).CGColor;

? ? [bView.layeraddSublayer:borderLayer];

}