Swift development Tutorial--how to calculate the width and height of a string

Directly on the code, as follows:

/**

    *  get the width and height of a string

*

* @param text:nsstring

* @param font:uifont

*

* @return CGRect

*/

classfunc gettextrectsize (text:nsstring, font: Uifont , Size: cgsize ),cgrect {

var attributes = [nsfontattributename: Font]

var option =nsstringdrawingoptions. Useslinefragmentorigin

var rect:cgrect = text. boundingrectwithsize (Size, options:option, attributes:attributes, context: nil)

println ("Rect:\ (rect)");

return rect;

}

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Swift development Tutorial--how to calculate the width and height of a string