119 lines
3.6 KiB
Swift
119 lines
3.6 KiB
Swift
//
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// UIButton+VPAdd.swift
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// Veloria
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//
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// Created by Veloria on 2025/5/22.
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//
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import UIKit
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extension UIButton {
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fileprivate struct AssociatedKeys {
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static var bt_gradientLayer: Int?
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static var bt_gradientBorder: Int?
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static var bt_gradientBorderShapeLayer: Int?
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}
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@objc public static func vp_bt_Awake() {
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vp_swizzled_instanceMethod("vp_bt", oldClass: self, oldSelector: "layoutSubviews", newClass: self)
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}
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@objc func vp_bt_layoutSubviews() {
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vp_bt_layoutSubviews()
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bt_gradientLayer?.frame = self.bounds
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bt_gradientBorder?.frame = self.bounds
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let path = UIBezierPath(roundedRect: bounds.insetBy(dx: 0.5, dy: 0.5), cornerRadius: layer.cornerRadius)
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bt_gradientBorderShapeLayer?.path = path.cgPath
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}
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}
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extension UIButton {
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private var bt_gradientLayer: CAGradientLayer? {
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get {
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return objc_getAssociatedObject(self, &AssociatedKeys.bt_gradientLayer) as? CAGradientLayer
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}
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set {
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objc_setAssociatedObject(self, &AssociatedKeys.bt_gradientLayer, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC)
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}
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}
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private var bt_gradientBorder: CAGradientLayer? {
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get {
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return objc_getAssociatedObject(self, &AssociatedKeys.bt_gradientBorder) as? CAGradientLayer
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}
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set {
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objc_setAssociatedObject(self, &AssociatedKeys.bt_gradientBorder, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC)
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}
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}
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private var bt_gradientBorderShapeLayer: CAShapeLayer? {
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get {
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return objc_getAssociatedObject(self, &AssociatedKeys.bt_gradientBorderShapeLayer) as? CAShapeLayer
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}
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set {
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objc_setAssociatedObject(self, &AssociatedKeys.bt_gradientBorderShapeLayer, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC)
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}
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}
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///设置渐变色
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func bt_setGradient() {
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if bt_gradientLayer == nil {
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let gLayer = CAGradientLayer()
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gLayer.colors = [UIColor.color05CEA0().cgColor, UIColor.color7C174F().cgColor]
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gLayer.locations = [0, 0.8]
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gLayer.startPoint = .init(x: 0, y: 0.3)
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gLayer.endPoint = .init(x: 1, y: 0.8)
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bt_gradientLayer = gLayer
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}
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if let layer = bt_gradientLayer {
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self.layer.addSublayer(layer)
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self.titleLabel?.layer.zPosition = 1
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}
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}
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///删除渐变层
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func bt_removeGradient() {
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bt_gradientLayer?.removeFromSuperlayer()
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}
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///设置渐变边框
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func bt_setGradientBorder() {
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if bt_gradientBorder == nil {
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let gLayer = CAGradientLayer()
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gLayer.colors = [UIColor.color05CEA0().cgColor, UIColor.color7C174F().cgColor]
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gLayer.locations = [0, 0.8]
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gLayer.startPoint = .init(x: 0, y: 0.3)
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gLayer.endPoint = .init(x: 1, y: 0.8)
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let shapeLayer = CAShapeLayer()
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shapeLayer.lineWidth = 1
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shapeLayer.fillColor = UIColor.clear.cgColor
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shapeLayer.strokeColor = UIColor.black.cgColor
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gLayer.mask = shapeLayer
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bt_gradientBorderShapeLayer = shapeLayer
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bt_gradientBorder = gLayer
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}
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if let layer = bt_gradientBorder {
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self.layer.addSublayer(layer)
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self.titleLabel?.layer.zPosition = 1
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}
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}
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///删除渐变边框
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func bt_removeGradientBorder() {
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bt_gradientBorder?.removeFromSuperlayer()
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}
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}
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