yingmeng-ios-switf/yinmeng-ios/Extension/UIButton/UIButton+.swift

//
//  UIButtom+.swift
//  yinmeng-ios
//
//  Created by yinmeng on 2024/3/6.
//

import UIKit

extension UIButton {
      private static var clickRadius = "YinClickRadius"

       var setBtnClickRadius: UIEdgeInsets? {
           set {
               objc_setAssociatedObject(self, &Self.clickRadius, newValue, objc_AssociationPolicy.OBJC_ASSOCIATION_COPY)
           }
           get {
               return objc_getAssociatedObject(self, &Self.clickRadius) as? UIEdgeInsets ?? UIEdgeInsets.zero
           }
       }

       /// 重写系统方法修改点击区域
       override open func point(inside point: CGPoint, with event: UIEvent?) -> Bool {
           guard let inset = setBtnClickRadius else {
               return super.point(inside: point, with: event)
           }
           var bounds = self.bounds

           let x: CGFloat = -inset.left
           let y: CGFloat = -inset.top
           let width: CGFloat = bounds.width + inset.left + inset.right
           let height: CGFloat = bounds.height + inset.top + inset.bottom
           bounds = CGRect(x: x, y: y, width: width, height: height) // 负值是方法响应范围

           return bounds.contains(point)
       }

    static func getCustomBtn(type:UIButton.ButtonType = .custom, text:String? = nil,selectedText:String? = nil,disabledText:String? = nil,font:UIFont? = nil,color:UIColor? = nil,selectedColor:UIColor? = nil,disabledColor:UIColor? = nil,image:UIImage? = nil,selectedImage:UIImage? = nil,bgImage:UIImage? = nil,selectedBgImage:UIImage? = nil,disabledBgImage:UIImage? = nil,masksToBounds:Bool = false,cornerRadius:CGFloat = 0,borderWidth:CGFloat = 0,borderColor:UIColor? = nil) -> UIButton{
        let customBtn = UIButton(type: type)
        customBtn.layer.masksToBounds = masksToBounds
        customBtn.layer.cornerRadius = cornerRadius
        customBtn.layer.borderWidth = borderWidth
        if let _borderColor = borderColor{
            customBtn.layer.borderColor = _borderColor.cgColor
        }
        if let _text = text{
            customBtn.setTitle(_text, for: .normal)
        }
        if let _selectedText = selectedText{
            customBtn.setTitle(_selectedText, for: .selected)
        }
        if let _disabledText = disabledText{
            customBtn.setTitle(_disabledText, for: .disabled)
        }
        if let _font = font{
            customBtn.titleLabel?.font = _font
        }
        if let _color = color{
            customBtn.setTitleColor(_color, for: .normal)
        }
        if let _selectedColor = selectedColor{
            customBtn.setTitleColor(_selectedColor, for: .selected)
        }
        if let _disabledColor = disabledColor{
            customBtn.setTitleColor(_disabledColor, for: .disabled)
        }
        if let _image = image{
            customBtn.setImage(_image, for: .normal)
        }
        if let _selectedImage = selectedImage{
            customBtn.setImage(_selectedImage, for: .selected)
        }
        if let _bgImage = bgImage{
            customBtn.setBackgroundImage(_bgImage, for: .normal)
        }
        if let _selectedBgImage = selectedBgImage{
            customBtn.setBackgroundImage(_selectedBgImage, for: .selected)
        }
        if let _disabledBgImage = disabledBgImage{
            customBtn.setBackgroundImage(_disabledBgImage, for: .disabled)
        }
        return customBtn
    }

}