99 lines
3.3 KiB
Swift
99 lines
3.3 KiB
Swift
import SwiftUI
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import UIKit
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import AVKit
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// 展示媒体的扩散缩放覆盖层（视频/图片）
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struct BlindBoxMediaOverlay: View {
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let mediaType: BlindBoxMediaType
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@Binding var player: AVPlayer?
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let displayImage: UIImage?
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let isPortrait: Bool
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let aspectRatio: CGFloat
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@Binding var scale: CGFloat
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let onBack: () -> Void
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@State private var showControls: Bool = false
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private var scaledWidth: CGFloat {
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if isPortrait {
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return UIScreen.main.bounds.height * scale * 1 / aspectRatio
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} else {
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return UIScreen.main.bounds.width * scale
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}
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}
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private var scaledHeight: CGFloat {
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if isPortrait {
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return UIScreen.main.bounds.height * scale
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} else {
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return UIScreen.main.bounds.width * scale * 1 / aspectRatio
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}
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}
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var body: some View {
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ZStack {
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VisualEffectView(effect: UIBlurEffect(style: .systemUltraThinMaterialLight))
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.opacity(0.3)
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.edgesIgnoringSafeArea(.all)
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Group {
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if mediaType == .all, player != nil {
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AVPlayerController(player: $player)
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.frame(width: scaledWidth, height: scaledHeight)
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.opacity(scale == 1 ? 1 : 0.7)
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.onAppear { player?.play() }
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} else if mediaType == .image, let image = displayImage {
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Image(uiImage: image)
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.resizable()
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.scaledToFit()
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.frame(width: scaledWidth, height: scaledHeight)
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.opacity(scale == 1 ? 1 : 0.7)
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}
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}
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.contentShape(Rectangle())
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.onTapGesture {
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withAnimation(.easeInOut(duration: 0.1)) {
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showControls.toggle()
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}
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}
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if showControls {
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VStack {
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HStack {
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Button(action: onBack) {
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Image(systemName: "chevron.left")
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.font(.system(size: 24))
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.foregroundColor(.black)
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}
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Spacer()
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}
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Spacer()
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}
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.frame(maxWidth: .infinity, maxHeight: .infinity)
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.padding(.top, 50)
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.padding(.leading, 20)
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.zIndex(1000)
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.transition(.opacity)
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.onAppear {
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// 2秒后显示按钮（首显时）
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DispatchQueue.main.asyncAfter(deadline: .now() + 2) {
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withAnimation(.easeInOut(duration: 0.3)) {
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showControls = true
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}
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}
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}
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}
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}
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.frame(maxWidth: .infinity, maxHeight: .infinity)
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.animation(.easeInOut(duration: 1.0), value: scale)
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.ignoresSafeArea()
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.onAppear {
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DispatchQueue.main.asyncAfter(deadline: .now() + 0.2) {
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withAnimation(.spring(response: 2.5, dampingFraction: 0.6, blendDuration: 1.0)) {
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self.scale = 1.0
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}
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}
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}
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}
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}
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