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2025-06-27 bf9e4680eb466bcb7c9cb1bef567252bb1f2bb7d

 LiveProject/shape/IconBack.swift

@@ -5,4 +5,32 @@
//  Created by 倪路朋 on 6/26/25.
//

import Foundation
import SwiftUI

struct IconBack: Shape {
    
    func path(in rect: CGRect) -> Path {
        var path = Path()
        
        let arrowHeadLength = rect.width * 0.4
        let shaftY = rect.midY
        let headHeight = rect.height * 0.5

        // 箭头头部（三角形）
        path.move(to: CGPoint(x: arrowHeadLength, y: rect.minY))
        path.addLine(to: CGPoint(x: 0, y: shaftY))
        path.addLine(to: CGPoint(x: arrowHeadLength, y: rect.maxY))

        // 箭身（横线）
        path.move(to: CGPoint(x: 0, y: shaftY))
        path.addLine(to: CGPoint(x: rect.maxX, y: shaftY))
        return path
    }
}

struct IconBack_Previews : PreviewProvider{
    static var previews: some View {
        IconBack()
            .stroke(Color.primary, lineWidth: 3).frame(width: 30,height: 25)
    }
}