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caseswitch.html
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caseswitch.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Case Switch</title>
<link rel="stylesheet" href="base.css">
</head>
<body>
<style>
.turtle {
position: relative;
--x: 0;
--y: 0;
--rotateX: 0;
--rotate: 0;
transform: translateX(var(--x)) translateY(var(--y)) rotateX(var(--rotateX)) rotate(var(--rotate));
transition: transform 0.2s;
}
</style>
<img width="200" src="./turtle.png" alt="Turt" class="turtle">
<script>
const turtle = document.querySelector('.turtle');
let x = 0;
let y = 0;
const speed = 50;
let flipped = false;
let rotate: 0;
function handleKeyDown(e) {
//if not an arrow key we dont care
if (!e.key.includes('Arrow')) {
return;
}
switch (e.key) {
case 'ArrowUp':
y -= 1;
rotate = -90;
break;
case 'ArrowDown':
y += 1;
rotate = 90;
break;
case 'ArrowLeft':
x -= 1;
flipped = true;
rotate = 0;
break;
case 'ArrowRight':
x += 1;
flipped = false;
rotate = 0;
break;
default:
console.log("Thats not a valid move");
break;
}
turtle.setAttribute('style', `
--rotateX: ${flipped ? '180deg' : '0'};
--y: ${y * speed}px;
--x: ${x * speed}px;
--rotate ${rotate}deg;
`);
}
window.addEventListener('keydown', handleKeyDown);
</script>
</body>
</html>