#SWIFTUITREE

tree

import Foundation
import SwiftUI

@available(iOS 16.0, *)
struct Tree: View {
    @State var startAnimation: Bool = false
    @State private var particleSystem = ParticleView()
    var body: some View {
        VStack {
            buildTree().anyView
        }.frame(idealWidth:200)
            
    }
    
    func buildTree() -> any View {
        VStack {
            GeometryReader { r in
                ZStack {
                    Image(systemName: "star.fill").font(.XLarge).offset(y:-10)
                        .foregroundColor(Color.yellow.opacity(startAnimation ? 0.8 : 0.4))  .animation(Animation.easeIn(duration: 0.9) .repeatForever(), value: startAnimation)
                    ForEach(1...85, id: \.self) { index in
                        Circle()
                            .stroke(startAnimation ? LinearGradient(colors: [.clear, .clear, .green, .green], startPoint: .leading, endPoint: .trailing) : LinearGradient(colors: [.white, .white, .green, .green], startPoint: .leading, endPoint: .trailing), style: StrokeStyle(lineWidth: startAnimation ? 1 : 3))
                            .animation(Animation.easeIn(duration: 0.9) .repeatForever(), value: startAnimation)
                            .opacity(0.5)
                            .transformEffect(.init(scaleX: 6, y: 2))
                            .frame( height: CGFloat(index * 2) )
                            .rotationEffect(.degrees(90))
                            .offset(y: CGFloat(index * 3))
                        
                        
                    }
                    getOrnament(size: 40, offsetX: -50, offsetY: 380)
                    getOrnament(size: 40, offsetX: -20, offsetY: 130)
                    getOrnament(size: 20, offsetX: -40, offsetY: 190)
                    getOrnament(size: 50, offsetX: 0, offsetY: 300)
                    getOrnament(size: 90, offsetX: 10, offsetY: 600)
                
                    ZStack {
                        particleSystem.offset(x:100,y:-100)
                    }.offset(y:400)
                }.offset(x: -70, y:  -190)
            }.onAppear() {
                startAnimation = true
            }
            .background(Color.black.opacity(0.3))
            .background(Color.blue)
        }
        
    }
    
    func getOrnament(size: CGFloat, offsetX: CGFloat, offsetY: CGFloat) -> some View {
        Circle()
            .fill(startAnimation ?
                  RadialGradient(colors: [.gray.opacity(0.1),.white,.clear, .white], center: UnitPoint(x: 0, y:0), startRadius: 5.0, endRadius: 200.0) :
                    RadialGradient(colors: [.clear,.white,.clear, .gray.opacity(0.1)], center: UnitPoint(x: 0, y:0), startRadius: 5.0, endRadius: 100.0))
            .frame(height:size)
            .offset(x: offsetX, y:offsetY)
    }
}



@available(iOS 16.0, *)
struct TreePreview: PreviewProvider {
    static var previews: some View {
        Tree()
    }
}

Tree.mov

Wishing everyone a safe holiday season!.. Hug your dog.