130 lines
4.3 KiB
Swift
130 lines
4.3 KiB
Swift
//
|
|
// ContentView.swift
|
|
// Tetris
|
|
//
|
|
// Created by Shadowfacts on 10/14/19.
|
|
// Copyright © 2019 Shadowfacts. All rights reserved.
|
|
//
|
|
|
|
import SwiftUI
|
|
import TetrisKit
|
|
import TetrisUI
|
|
|
|
struct ContentView: View {
|
|
@ObservedObject var controller: GameController = {
|
|
let c = GameController()
|
|
c.start()
|
|
return c
|
|
}()
|
|
@State var timer: Timer?
|
|
@State var prevHorizTranslation: CGFloat?
|
|
|
|
var body: some View {
|
|
GeometryReader { (geometry) in
|
|
VStack {
|
|
BoardView(board: self.$controller.board, currentPiece: self.$controller.currentPiece, droppedPiece: self.$controller.currentPieceAtDropPoint)
|
|
.aspectRatio(CGSize(width: 10, height: 16), contentMode: .fit)
|
|
.onAppear(perform: self.startTimer)
|
|
.onDisappear(perform: self.stopTimer)
|
|
.onTapGesture(perform: self.onTap)
|
|
.gesture(self.horizDragGesture(geometry: geometry))
|
|
// .gesture(ExclusiveGesture(horizDragGesture, verticalDragGesture))
|
|
// .gesture(horizDragGesture.simultaneously(with: verticalDragGesture))
|
|
|
|
HStack {
|
|
Button(action: self.onTap) {
|
|
Image(systemName: "goforward").resizable().frame(width: 50, height: 50)
|
|
}
|
|
}
|
|
HStack {
|
|
Button(action: self.controller.left) {
|
|
Image(systemName: "arrow.left.square.fill").resizable().frame(width: 50, height: 50)
|
|
}
|
|
Spacer()
|
|
Button(action: self.controller.drop) {
|
|
Image(systemName: "arrow.down.square.fill").resizable().frame(width: 50, height: 50)
|
|
}
|
|
Spacer()
|
|
Button(action: self.controller.right) {
|
|
Image(systemName: "arrow.right.square.fill").resizable().frame(width: 50, height: 50)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func horizDragGesture(geometry: GeometryProxy) -> some Gesture {
|
|
DragGesture(coordinateSpace: .global)
|
|
.onChanged { (state) in
|
|
guard let currentPiece = self.controller.currentPiece else { return }
|
|
// let position = (state.location.x) / geometry.size.width * 10
|
|
// let moved = currentPiece.moved(by: (Int(position.rounded()) - currentPiece.topLeft.0, 0))
|
|
// if !self.controller.overlapsAny(moved) {
|
|
// self.controller.currentPiece = moved
|
|
// }
|
|
if self.prevHorizTranslation == nil {
|
|
self.prevHorizTranslation = state.translation.width
|
|
}
|
|
let delta = state.translation.width - self.prevHorizTranslation!
|
|
let amount = Int((delta / 20).rounded())
|
|
let moved = currentPiece.moved(by: (amount, 0))
|
|
if !self.controller.overlapsAny(moved) {
|
|
self.controller.currentPiece = moved
|
|
self.prevHorizTranslation = state.translation.width
|
|
}
|
|
}.onEnded { (state) in
|
|
self.prevHorizTranslation = nil
|
|
}
|
|
}
|
|
|
|
var verticalDragGesture: some Gesture {
|
|
DragGesture()
|
|
.onEnded { (state) in
|
|
let deltaY = state.location.y - state.startLocation.y
|
|
if abs(deltaY) > 40 {
|
|
if deltaY > 0 {
|
|
self.onSwipeDown()
|
|
} else {
|
|
self.onSwipeUp()
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func startTimer() {
|
|
self.timer = Timer.scheduledTimer(withTimeInterval: 0.5, repeats: true) { (_) in
|
|
self.controller.step()
|
|
}
|
|
}
|
|
|
|
func stopTimer() {
|
|
timer?.invalidate()
|
|
}
|
|
|
|
func onTap() {
|
|
self.controller.rotate(direction: .clockwise)
|
|
}
|
|
|
|
func onSwipeLeft() {
|
|
self.controller.left()
|
|
}
|
|
|
|
func onSwipeRight() {
|
|
self.controller.right()
|
|
}
|
|
|
|
func onSwipeUp() {
|
|
// hold
|
|
}
|
|
|
|
func onSwipeDown() {
|
|
self.controller.drop()
|
|
}
|
|
}
|
|
|
|
struct ContentView_Previews: PreviewProvider {
|
|
static var previews: some View {
|
|
ContentView()
|
|
}
|
|
}
|