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2026-09-24 16:25:22 +08:00
commit 7428184f01
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+import UIKit
+class XdBlur {
+    /// 为视图添加背景模糊效果
+    /// - Parameters:
+    ///   - view: 需要添加模糊效果的目标视图
+    ///   - style: 模糊样式（Light, Dark, ExtraLight）
+    ///   - intensity: 模糊强度，范围 0-1
+    ///   - backgroundColor: 可选的背景颜色叠加
+    static func applyBlur(
+        to view: UIView, 
+        style: UIBlurEffect.Style = .light,
+        intensity: CGFloat = 0.8,
+        backgroundColor: UIColor? = nil
+    ) {
+        // 移除之前可能存在的模糊效果
+        view.subviews
+            .filter { $0 is UIVisualEffectView }
+            .forEach { $0.removeFromSuperview() }
+        
+        // 创建模糊效果
+        let blurEffect = UIBlurEffect(style: style)
+        let blurView = UIVisualEffectView(effect: blurEffect)
+        
+        // 调整模糊强度
+        if #available(iOS 13.0, *) {
+            let vibrancyView = UIVisualEffectView(effect: 
+                UIVibrancyEffect(blurEffect: blurEffect, style: .fill)
+            )
+            blurView.contentView.addSubview(vibrancyView)
+        }
+        
+        // 设置frame与目标视图一致
+        blurView.frame = view.bounds
+        blurView.autoresizingMask = [.flexibleWidth, .flexibleHeight]
+        
+        // 设置透明度控制模糊强度
+        blurView.alpha = intensity
+        
+        // 如果需要叠加背景色
+        if let backgroundColor = backgroundColor {
+            let colorView = UIView(frame: blurView.bounds)
+            colorView.backgroundColor = backgroundColor
+            colorView.autoresizingMask = [.flexibleWidth, .flexibleHeight]
+            blurView.contentView.addSubview(colorView)
+        }
+        
+        // 插入到视图底部
+        view.insertSubview(blurView, at: 0)
+    }
+    
+    /// 移除背景模糊效果
+    /// - Parameter view: 需要移除模糊效果的视图
+    static func removeBlur(from view: UIView) {
+        view.subviews
+            .filter { $0 is UIVisualEffectView }
+            .forEach { $0.removeFromSuperview() }
+    }
+    
+    /// 为视图添加自定义高斯模糊效果
+    /// - Parameters:
+    ///   - view: 目标视图
+    ///   - radius: 模糊半径
+    ///   - tintColor: 颜色叠加
+    static func applyCustomBlur(
+        to view: UIView, 
+        radius: CGFloat = 10,
+        tintColor: UIColor? = nil
+    ) {
+        // 创建模糊效果
+        let blurEffect = UIBlurEffect(style: .light)
+        let blurView = UIVisualEffectView(effect: blurEffect)
+        
+        // 应用额外的模糊
+        let vibrancyView = UIVisualEffectView(effect: 
+            UIVibrancyEffect(blurEffect: blurEffect)
+        )
+        
+        blurView.frame = view.bounds
+        blurView.autoresizingMask = [.flexibleWidth, .flexibleHeight]
+        
+        // 添加自定义颜色叠加
+        if let tintColor = tintColor {
+            let colorView = UIView(frame: blurView.bounds)
+            colorView.backgroundColor = tintColor
+            colorView.autoresizingMask = [.flexibleWidth, .flexibleHeight]
+            blurView.contentView.addSubview(colorView)
+        }
+        
+        view.insertSubview(blurView, at: 0)
+    }
+	
+	static func applyBlurSelf(ele: UIView ,bg:UIView, blur: CGFloat, backgroundColor: UIColor = .clear) {
+	     // Create snapshot of element
+		UIGraphicsBeginImageContextWithOptions(ele.bounds.size, false, 0)
+		ele.layer.render(in: UIGraphicsGetCurrentContext()!)
+		let snapshot = UIGraphicsGetImageFromCurrentImageContext()!
+		UIGraphicsEndImageContext()
+		
+		// Create blur effect
+		let effectView = UIVisualEffectView(effect: UIBlurEffect(style: .light))
+		effectView.frame = bg.bounds
+		
+		// Create color overlay
+		let colorView = UIView(frame: bg.bounds)
+		colorView.backgroundColor = backgroundColor
+		colorView.alpha = blur
+		
+		// Add views to background
+		bg.addSubview(effectView)
+		bg.addSubview(colorView)
+		
+		// Set snapshot as background
+		let imageView = UIImageView(image: snapshot)
+		imageView.frame = bg.bounds
+		bg.insertSubview(imageView, at: 0)
+	}
+}