打开Debug视图显示

Author: lixiang1994

Sources/Extension/UIKit/UILabel/UILabelExtension.swift

@@ -294,10 +294,10 @@ fileprivate extension UILabel {
         point.y -= (bounds.height - height) / 2
 
         // Debug
-//        subviews.filter({ $0 is DebugView }).forEach({ $0.removeFromSuperview() })
-//        let view = DebugView(frame: .init(x: 0, y: (bounds.height - height) / 2, width: bounds.width, height: height))
-//        view.draw = { layoutManager.drawGlyphs(forGlyphRange: .init(location: 0, length: textStorage.length), at: .zero) }
-//        addSubview(view)
+        subviews.filter({ $0 is DebugView }).forEach({ $0.removeFromSuperview() })
+        let view = DebugView(frame: .init(x: 0, y: (bounds.height - height) / 2, width: bounds.width, height: height))
+        view.draw = { layoutManager.drawGlyphs(forGlyphRange: .init(location: 0, length: textStorage.length), at: .zero) }
+        addSubview(view)
 
         // 获取字形下标
         var fraction: CGFloat = 0