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220
FWPopupView/FWPopupView/FWPopupView/FWRadioButton.swift
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,220 @@ | ||
| // | ||
| // FWRadioButton.swift | ||
| // FWPopupView | ||
| // | ||
| // Created by xfg on 2018/10/10. | ||
| // Copyright © 2018年 xfg. All rights reserved. | ||
| // 单选按钮 | ||
|
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| import Foundation | ||
| import UIKit | ||
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| /// 类型 | ||
| /// | ||
| /// - circular: 圆形，默认 | ||
| /// - rectangle: 正方形，可设置圆角值 | ||
| /// - image: 图片类型 | ||
| @objc public enum FWRadioButtonType: Int { | ||
| case circular | ||
| case rectangle | ||
| case image | ||
| } | ||
|
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| open class FWRadioButton : UIView { | ||
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| @objc public var vProperty : FWRadioButtonProperty! | ||
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| private var borderLayer: CAShapeLayer? | ||
| private var insideLayer: CAShapeLayer? | ||
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| @objc public var isSelected : Bool = false { | ||
| willSet { | ||
| if self.vProperty.buttonType == .image { | ||
| self.drawWithSelection(selected: newValue) | ||
| } else { | ||
| self.setNeedsDisplay() | ||
| } | ||
| } | ||
| } | ||
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| @objc open class func radio(frame: CGRect, property : FWRadioButtonProperty) -> FWRadioButton { | ||
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| let radio = FWRadioButton() | ||
| radio.setupUI(frame: frame, property: property) | ||
| return radio | ||
| } | ||
| } | ||
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| extension FWRadioButton { | ||
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| private func setupUI(frame: CGRect, property: FWRadioButtonProperty?) { | ||
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| self.frame = frame | ||
| self.backgroundColor = UIColor.clear | ||
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| if property != nil { | ||
| self.vProperty = property | ||
| } else { | ||
| self.vProperty = FWRadioButtonProperty() | ||
| } | ||
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| self.isUserInteractionEnabled = true | ||
| let tapGest = UITapGestureRecognizer(target: self, action: #selector(tapGesClick(tap:))) | ||
| self.addGestureRecognizer(tapGest) | ||
| } | ||
|
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| /// 点击手势 | ||
| /// | ||
| /// - Parameter tap: 手势 | ||
| @objc private func tapGesClick(tap: UITapGestureRecognizer) { | ||
|
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| self.isSelected = !self.isSelected | ||
| } | ||
|
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| /// 图片类型的切换 | ||
| /// | ||
| /// - Parameter selected: true：选中 | ||
| private func drawWithSelection(selected: Bool) { | ||
|
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| if selected { | ||
|
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| } else { | ||
|
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| } | ||
| } | ||
|
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| /// 除图片类型外的绘制过程 | ||
| /// | ||
| /// - Parameter rect: rect | ||
| open override func draw(_ rect: CGRect) { | ||
|
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| if self.borderLayer != nil { | ||
| self.borderLayer?.removeFromSuperlayer() | ||
| } | ||
| if self.insideLayer != nil { | ||
| self.insideLayer?.removeFromSuperlayer() | ||
| } | ||
|
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| self.drawBorder(rect) | ||
| if self.isSelected { | ||
| self.drawInside(rect) | ||
| } | ||
|
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| if self.vProperty.isAnimated && self.vProperty.animationDuration > 0 { | ||
| self.isUserInteractionEnabled = false | ||
| DispatchQueue.main.asyncAfter(deadline: .now()+self.vProperty.animationDuration) { | ||
| self.isUserInteractionEnabled = true | ||
| } | ||
| } | ||
| } | ||
|
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| /// 绘制边框 | ||
| /// | ||
| /// - Parameter rect: frame | ||
| private func drawBorder(_ rect: CGRect) { | ||
|
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| // 边框 | ||
| let center = CGPoint(x: rect.width/2, y: rect.height/2) | ||
| var borderPath : UIBezierPath! | ||
|
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| switch self.vProperty.buttonType { | ||
| case .circular: | ||
| borderPath = UIBezierPath(arcCenter: center, radius: rect.width*0.5-self.vProperty.lineWidth, startAngle: 0, endAngle: CGFloat(Double.pi*2), clockwise: true) | ||
| break | ||
| case .rectangle: | ||
| borderPath = UIBezierPath(rect: CGRect(x: 0, y: 0, width: rect.width-self.vProperty.lineWidth, height: rect.height-self.vProperty.lineWidth)) | ||
| break | ||
|
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| default: break | ||
|
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| } | ||
|
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| self.borderLayer = CAShapeLayer() | ||
| self.layer.addSublayer(self.borderLayer!) | ||
| self.borderLayer!.frame = CGRect(x: 0, y: 0, width: rect.width, height: rect.height) | ||
| self.borderLayer!.path = borderPath.cgPath | ||
| self.borderLayer!.lineWidth = self.vProperty.lineWidth | ||
| self.borderLayer!.strokeColor = self.isSelected ? self.vProperty.selectedStateColor.cgColor : self.vProperty.normalStateColor.cgColor | ||
| self.borderLayer!.fillColor = UIColor.clear.cgColor | ||
| } | ||
|
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| /// 绘制内部选中状态 | ||
| /// | ||
| /// - Parameter rect: frame | ||
| private func drawInside(_ rect: CGRect) { | ||
|
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| // 选中 | ||
| let width = floor((rect.width - self.vProperty.lineWidth*2) * self.vProperty.insideMarginRate) | ||
|
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| var insidePath : UIBezierPath! | ||
|
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| switch self.vProperty.buttonType { | ||
| case .circular: | ||
| insidePath = UIBezierPath(ovalIn: CGRect(x: (self.frame.width-width)/2, y: (self.frame.width-width)/2, width: width, height: width)) | ||
| break | ||
| case .rectangle: | ||
| let ipWidth = (rect.width-self.vProperty.lineWidth)*self.vProperty.insideMarginRate | ||
| let ipHeight = (rect.height-self.vProperty.lineWidth)*self.vProperty.insideMarginRate | ||
|
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| insidePath = UIBezierPath(rect: CGRect(x: (rect.width-ipWidth-self.vProperty.lineWidth)/2, y: (rect.height-ipHeight-self.vProperty.lineWidth)/2, width: ipWidth, height: ipHeight)) | ||
| break | ||
|
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| default: break | ||
|
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| } | ||
|
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| self.insideLayer = CAShapeLayer() | ||
| self.layer.addSublayer(self.insideLayer!) | ||
| self.insideLayer!.frame = CGRect(x: 0, y: 0, width: width, height: width) | ||
| self.insideLayer!.path = insidePath.cgPath | ||
| self.insideLayer!.lineWidth = 0 | ||
| self.insideLayer!.fillColor = self.vProperty.selectedStateColor.cgColor | ||
|
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| let scaleValue = NSNumber(value: ((self.isSelected) ? 1 : 0)) | ||
| if self.isSelected && self.vProperty.isAnimated { | ||
| let animation = CABasicAnimation(keyPath: "transform.scale") | ||
| animation.toValue = scaleValue | ||
| animation.duration = self.vProperty.animationDuration | ||
| self.insideLayer?.add(animation, forKey: "scale") | ||
| } | ||
| self.insideLayer?.transform = CATransform3DMakeScale(CGFloat(scaleValue.floatValue), CGFloat(scaleValue.floatValue), 0) | ||
| } | ||
| } | ||
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| // MARK: - 单选按钮的相关配置属性 | ||
| open class FWRadioButtonProperty: NSObject { | ||
|
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| /// 未选中时的颜色 | ||
| @objc open var normalStateColor: UIColor = kPV_RGBA(r: 51, g: 51, b: 51, a: 1) | ||
| /// 选中时的颜色 | ||
| @objc open var selectedStateColor: UIColor = kPV_RGBA(r: 51, g: 51, b: 51, a: 1) | ||
|
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| /// 按钮类型 | ||
| @objc open var buttonType : FWRadioButtonType = .circular | ||
| /// 是否需要动画 | ||
| @objc public var isAnimated : Bool = true | ||
| /// 动画所需的时间 | ||
| @objc open var animationDuration: TimeInterval = 0.2 | ||
|
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| /// 圆角值，注意：当 buttonType == .circular 时无效 | ||
| @objc public var radius: CGFloat = 0 | ||
| /// 边的宽度 | ||
| @objc public var lineWidth: CGFloat = 2 | ||
|
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| /// 内部选中状态的宽度与内边框的比例 | ||
| @objc public var insideMarginRate: CGFloat = 0.6 | ||
|
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| public override init() { | ||
| super.init() | ||
|
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| self.reSetParams() | ||
| } | ||
|
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| /// 如果发现部分属性设置后没有生效，可执行该方法 | ||
| @objc public func reSetParams() { | ||
|
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| } | ||
| } |