nikita/battle-city-js
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[FIXED] Previous bug fixed

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This commit is contained in:
Nikita Iryupin 2021-05-03 16:25:22 +02:00
parent e90a424e54
commit 86e0b45a2f
1 changed files with 6 additions and 2 deletions
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8
src/game.js
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@ -11,17 +11,21 @@ export function init() {
} }
export class Game { export class Game {
_pageIsInView = true;
constructor(width = 416, height = 416, ctx) { constructor(width = 416, height = 416, ctx) {
this.gameField = new GameField(width, height, ctx, canvas); this.gameField = new GameField(width, height, ctx, canvas);
this.gameKeyAdapter = new TankKeyAdapter(this.gameField.tank); this.gameKeyAdapter = new TankKeyAdapter(this.gameField.tank);
window.addEventListener("blur", () => { this._pageIsInView = false; });
window.addEventListener("focus", () => { this._pageIsInView = true; });
} }
start() { start() {
let prevEv; let prevEv;
let holding = (ev) => { let holding = (ev) => {
if (!prevEv || prevEv.key != ev.key) return; if (!prevEv || prevEv.key != ev.key) return;
if (document.visibilityState == "hidden") { if (!this._pageIsInView) {
alert("I'm hidden");
prevEv = undefined; prevEv = undefined;
return; return;
} }