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PetHabitatView.swift
根目录 / pet / swift / PetHabitatView.swift
1 import SwiftUI
2
3 public struct PetHabitatView: View {
4 @ObservedObject var host: PetHost
5 @Environment(\.accessibilityReduceMotion) private var reducedMotion
6 public init(host: PetHost) { self.host = host }
7 public var body: some View {
8 VStack(spacing: 12) {
9 if host.source == .live {
10 PetSharedHabitat(host: host.shared, still: host.still || reducedMotion)
11 } else if let core = host.core {
12 ZStack {
13 LinearGradient(colors: [Color(red: 0.06, green: 0.15, blue: 0.20), Color(red: 0.03, green: 0.07, blue: 0.10)], startPoint: .top, endPoint: .bottom)
14 Canvas { ctx, size in
15 let frame = core.frame
16 var surface = Path(); surface.move(to: CGPoint(x: 12, y: 20 + frame.surface * 2)); surface.addLine(to: CGPoint(x: size.width - 12, y: 20 + frame.surface * 2))
17 ctx.stroke(surface, with: .color(.cyan.opacity(0.12)), lineWidth: 1)
18 for i in 0..<5 {
19 var path = Path()
20 for x in stride(from: 0.0, through: size.width, by: 8) {
21 let t = host.still || reducedMotion ? 0 : frame.timeMs / 1000
22 let y = size.height * 0.85 + sin(x / 90 + Double(i) + t * 0.18) * 6 + Double(i) * 4
23 if x == 0 { path.move(to: CGPoint(x: x, y: y)) } else { path.addLine(to: CGPoint(x: x, y: y)) }
24 }
25 ctx.stroke(path, with: .color(.cyan.opacity(0.025 + 0.015 * frame.caustic)), lineWidth: 1)
26 }
27 if let food = frame.food {
28 let rect = CGRect(x: size.width * (0.5 + food.x * 0.3), y: size.height * (0.5 + food.y * 0.3), width: 4, height: 4)
29 ctx.fill(Path(ellipseIn: rect), with: .color(.yellow.opacity(food.life * 0.6)))
30 }
31 }
32 CodewhalePetView(sim: core.sim, state: core.frame.state).padding(12)
33 }
34 .clipShape(RoundedRectangle(cornerRadius: 6))
35 Text("\(core.frame.behaviour)\(core.frame.needs == "none" ? "" : " · awaiting input")")
36 .font(.caption.monospaced()).foregroundStyle(.secondary)
37 } else { Text("Habitat unavailable").frame(maxWidth: .infinity, maxHeight: .infinity) }
38 if host.source != .live {
39 Text(host.message).font(.caption).foregroundStyle(.secondary)
40 if !host.persistenceMessage.isEmpty { Text(host.persistenceMessage).font(.caption).foregroundStyle(.secondary) }
41 HStack {
42 Button("Focus") { host.interact(food: false) }
43 Button("Pulse") { host.interact(food: true) }
44 Toggle("Sound", isOn: $host.sound)
45 }
46 }
47 }
48 .onAppear { host.systemReducedMotion = reducedMotion }
49 .onChange(of: reducedMotion) { _, value in host.systemReducedMotion = value }
50 }
51 }
52
52 lines Plain Text