SwiftUI-Animation-Examples/AnimationExamples/Animations/PaperPlane/PaperPlaneView.swift at main · esatgozcu/SwiftUI-Animation-Examples · GitHub

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//
//  PaperPlaneView.swift
//  AnimationExamples
//
//  Created by Esat Gözcü on 2023/03/13.
//

import SwiftUI

struct PaperPlaneView: View {

    @StateObject var viewModel = PaperPlaneVM()
    @State var action = false

    var body: some View {
        GeometryReader { geo in
            ForEach(0..<viewModel.itemSize, id: \.self) { id in
                Image("paper_plane")
                    .resizable()
                    .frame(width: viewModel.randomSize[id],
                          height: viewModel.randomSize[id]
                    )
                    .offset(x: action ? (geo.size.width + viewModel.randomSize[id]) : -viewModel.randomSize[id],
                            y: action ? (viewModel.randomYList[id] - geo.size.width) : viewModel.randomYList[id]
                    )
                    .animation(
                        .linear(duration: Double(viewModel.randomDurationMillis[id])/1000)
                        .delay(Double(viewModel.randomDelayMillis[id])/1000)
                        .repeatCount(10, autoreverses: false)
                    )
            }
        }.ignoresSafeArea()
            .onAppear{
                action = true
            }
    }
}

struct PaperPlaneView_Preview: PreviewProvider {
    static var previews: some View {
        PaperPlaneView()
    }
}