cs193p-memorize/Memorize/EmojiMemoryGameView.swift
Ching 449fa1b8e9 refactor(view, model, viewmodel): 优化代码写法
优化代码写法

Signed-off-by: Ching <loooching@gmail.com>
2023-02-12 22:45:13 +08:00

55 lines
1.5 KiB
Swift

//
// EmojiMemoryGameView.swift
// Memorize
//
// Created by ching on 2023/2/12.
//
import SwiftUI
struct EmojiMemoryGameView: View {
@ObservedObject var game: EmojiMemoryGame
var body: some View {
ScrollView {
LazyVGrid(columns: [GridItem(.adaptive(minimum: 65))]) {
ForEach(game.cards) {
card in CardView(card: card).aspectRatio(2 / 3, contentMode: .fit)
.onTapGesture {
game.choose(card)
}
}
}
}
.foregroundColor(/*@START_MENU_TOKEN@*/ .red/*@END_MENU_TOKEN@*/)
.padding(.horizontal)
}
}
struct CardView: View {
let card: EmojiMemoryGame.Card
var body: some View {
ZStack {
let shape = RoundedRectangle(cornerRadius: 20.0)
if card.isFaceUp && !card.isMatched {
shape.fill().foregroundColor(.white)
shape.strokeBorder(lineWidth: 3)
Text(card.content).font(.largeTitle)
} else if card.isMatched {
shape.opacity(0)
} else {
shape.fill()
}
}
}
}
struct ContentView_Previews: PreviewProvider {
static var previews: some View {
let game = EmojiMemoryGame()
EmojiMemoryGameView(game: game)
.preferredColorScheme(.dark)
EmojiMemoryGameView(game: game)
.preferredColorScheme(.light)
}
}