質問編集履歴
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こちらの実装内容を追記
test
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test
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@@ -9,3 +9,109 @@
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これを正常な行間で全て表示する方法はあるでしょうか？
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下記がこちらの実装内容となっております。
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```swift
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@IBDesignable
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class SpacingLabel: UILabel {
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@IBInspectable var lineHeight: CGFloat = 0 {
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didSet {
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updateSpacing()
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}
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}
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@IBInspectable var letterSpacing: CGFloat = 0 {
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didSet {
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updateSpacing()
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}
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}
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override var text: String? {
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didSet {
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updateSpacing()
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}
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}
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func updateSpacing() {
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if let text = self.text, text.characters.count != 0 {
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let attributedString = NSMutableAttributedString(string: text)
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let range = NSMakeRange(0, text.characters.count)
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// default attributes
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attributedString.addAttribute(NSFontAttributeName, value: self.font, range: range)
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attributedString.addAttribute(NSForegroundColorAttributeName, value: self.textColor, range: range)
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// lineHeight attribute
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if lineHeight != 0 {
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let paragraphStyle = NSMutableParagraphStyle()
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paragraphStyle.minimumLineHeight = lineHeight
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paragraphStyle.maximumLineHeight = lineHeight
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paragraphStyle.alignment = self.textAlignment // alignment from UILabel
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attributedString.addAttribute(NSParagraphStyleAttributeName, value: paragraphStyle, range: range)
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}
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// letter Spacing
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if letterSpacing != 0 {
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attributedString.addAttribute(NSKernAttributeName, value: letterSpacing, range: range)
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}
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// show label
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self.attributedText = attributedString
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} else {
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self.attributedText = nil
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}
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}
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}
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```
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