pierre/SnakeGame
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Snake can accelerate

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This commit is contained in:
Pierre HUBERT 2020-03-23 18:04:59 +01:00
parent 4aebcb3f3d
commit 6029210098
2 changed files with 11 additions and 3 deletions
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2
levels/2.json
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@ -1,4 +1,6 @@
{ {
"minDelay": 100,
"acceleration": 1,
"dimensions": [40, 40], "dimensions": [40, 40],
"delay": 200, "delay": 200,
"walls": [ "walls": [

12
script.js
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@ -134,12 +134,13 @@ async function startGame(gameID) {
* I placed this function here to inherit * I placed this function here to inherit
* the map, snake, canvas & ctx variables... * the map, snake, canvas & ctx variables...
*/ */
let interval = setInterval(() => step(), level.delay); let currDelay = level.delay;
setTimeout(() => step(), currDelay);
function step() { function step() {
// Check if a game was destroyed // Check if a game was destroyed
if(!canvas.isConnected) if(!canvas.isConnected)
clearInterval(interval) return;
// Move the snake if required // Move the snake if required
if(key) { if(key) {
@ -261,13 +262,18 @@ async function startGame(gameID) {
} }
} }
if(level.hasOwnProperty("acceleration"))
currDelay -= level.acceleration;
if(level.hasOwnProperty("minDelay") && currDelay <= level.minDelay)
currDelay = level.minDelay
setTimeout(() => step(), currDelay);
} }
/** /**
* Call this function once the user loose the game * Call this function once the user loose the game
*/ */
function gameOver() { function gameOver() {
clearInterval(interval);
alert("Game over !!!"); alert("Game over !!!");
location.href = "#"; location.href = "#";
} }