我使用的方法在此鏈接:How to fit text in a circle in UILabel如何適應定製UIBezierPath到NSTextContainer
while (![circle containsPoint:p])
當我用原來的方法,[UIBezierPath bezierPathWithOvalInRect:r];
它工作得很好。但是當我繪製自己的UIBezierPath並替換它時,它不起作用。 while循環永遠持續下去。下面是(A)定製UIBezierPath圖和(B)默認UIBezierPath橢圓形的截屏:http://i.imgur.com/n74BHjX.png
func drawPath() -> UIBezierPath
{
var path = UIBezierPath()
path.moveToPoint(CGPointMake(126,488))
path.addCurveToPoint(CGPointMake(196,471), controlPoint1: CGPointMake(156,488), controlPoint2: CGPointMake(175,471))
path.addCurveToPoint(CGPointMake(266,488), controlPoint1: CGPointMake(216,471), controlPoint2: CGPointMake(235,488))
path.addCurveToPoint(CGPointMake(362,382), controlPoint1: CGPointMake(296,488), controlPoint2: CGPointMake(338,440))
path.addCurveToPoint(CGPointMake(304,290), controlPoint1: CGPointMake(327,365), controlPoint2: CGPointMake(304,331))
path.addCurveToPoint(CGPointMake(349,206), controlPoint1: CGPointMake(304,255), controlPoint2: CGPointMake(322,224))
path.addCurveToPoint(CGPointMake(265,164), controlPoint1: CGPointMake(327,178), controlPoint2: CGPointMake(295,164))
path.addCurveToPoint(CGPointMake(196,182), controlPoint1: CGPointMake(219,164), controlPoint2: CGPointMake(218,182))
path.addCurveToPoint(CGPointMake(126,164), controlPoint1: CGPointMake(173,182), controlPoint2: CGPointMake(172,164))
path.addCurveToPoint(CGPointMake(12,298), controlPoint1: CGPointMake(73,164), controlPoint2: CGPointMake(12,210))
path.addCurveToPoint(CGPointMake(126,488), controlPoint1: CGPointMake(12,387), controlPoint2: CGPointMake(81,488))
return path
}
override func lineFragmentRectForProposedRect(proposedRect: CGRect, atIndex characterIndex: Int, writingDirection baseWritingDirection: NSWritingDirection, remainingRect: UnsafeMutablePointer<CGRect>) -> CGRect
{
var result = super.lineFragmentRectForProposedRect(proposedRect, atIndex:characterIndex, writingDirection:baseWritingDirection, remainingRect:remainingRect)
let r = CGRectMake(0,0,self.size.width,self.size.height)
let circle = drawPath() //UIBezierPath(ovalInRect: r)
println("this is self created irregular shape: \(path)")
println("this is the default working OVALLLL: \(UIBezierPath(ovalInRect: r))")
while !circle.containsPoint(result.origin) {
result.origin.x += 0.1
println(result.origin.x)
}
while !circle.containsPoint(CGPointMake(result.maxX, result.origin.y)) {
result.size.width -= 0.1
}
return result
}
請顯示您用於繪製路徑的代碼 – Alex 2015-04-02 10:52:36
您的代碼中存在一個錯誤。除非您向我們展示該代碼,否則我們應該如何幫助您? – 2015-04-02 10:55:09
對不起,更新! @Alexander – Reeve 2015-04-02 11:54:37