Gamepad API - DOM Element Demo

Developer
Charlie Walter
Size
2,414 Kb
Views
8,096
  1. Gamepad API - DOM Element Demo Previews
  2. Gamepad API - DOM Element Demo HTML Codes
  3. Gamepad API - DOM Element Demo CSS Codes
  4. Gamepad API - DOM Element Demo JS Codes

How do I make an gamepad api - dom element demo?

What is a gamepad api - dom element demo? How do you make a gamepad api - dom element demo? This script and codes were developed by Charlie Walter on 11 January 2023, Wednesday.

Gamepad API - DOM Element Demo Previews
IQ Test

Gamepad API - DOM Element Demo - Script Codes HTML Codes

<!DOCTYPE html>
<html >
<head> <meta charset="UTF-8"> <title>Gamepad API - DOM Element Demo</title> <link href='https://fonts.googleapis.com/css?family=Press+Start+2P' rel='stylesheet' type='text/css'> <link rel="stylesheet" href="css/style.css">
</head>
<body> <div id="player"> <div class="speech-bubble"> Control me with your Gamepad or Keyboard! </div>
</div>
<div id="floor"></div> <script src="js/index.js"></script>
</body>
</html>

Gamepad API - DOM Element Demo - Script Codes CSS Codes

#player{ background: #c55d22; width: 30px; height: 60px; position: absolute; left: 50%; top: 50%;
}
.speech-bubble{ width: 100px; color: #c55d22; position: relative; top: -100%; left: -40px; font-size: 14px;
}
#floor{ background: #c55d22; width: 100%; height: 50%; position: absolute; top: 50%; left: 0; margin-top: 60px;
}
body{ overflow: hidden; font-family: Helvetica Neue, Open Sans; text-align: center;
}
body:before{ content: "Gamepad API - DOM Element Demo"; color: #c55d22;
}

Gamepad API - DOM Element Demo - Script Codes JS Codes

var keys = {}, speed = 4, player = document.getElementById('player'), applyDeadzone = function(number, threshold){ percentage = (Math.abs(number) - threshold) / (1 - threshold); if(percentage < 0){ percentage = 0; } return percentage * (number > 0 ? 1 : -1); }, gamepad = null, joystickX = 0, horizontalMovement = 0, getHorizontalMovementFromKeys = function(){ movement = 0; if(keys[37]){ movement = -speed; } if(keys[39]){ movement += speed; } return movement; }, gameloop = function(){ gamepad = navigator.getGamepads()[0]; if(gamepad){ joystickX = applyDeadzone(gamepad.axes[0], 0.25) * speed; if(Math.abs(joystickX) > 0){ horizontalMovement = joystickX; }else{ horizontalMovement = getHorizontalMovementFromKeys(); } }else{ horizontalMovement = getHorizontalMovementFromKeys(); } if(Math.abs(horizontalMovement) > 0){ playerLeft = parseFloat(window.getComputedStyle(player,null).getPropertyValue("left")); if(playerLeft){ player.style.left = (playerLeft + horizontalMovement) + "px"; } } window.requestAnimationFrame(gameloop); };
window.onkeydown = function(e){ var e = e || window.event; keys[e.keyCode] = true;
}
window.onkeyup = function(e){ var e = e || window.event; delete keys[e.keyCode];
}
gameloop();
Gamepad API - DOM Element Demo - Script Codes
Gamepad API - DOM Element Demo - Script Codes
Home Page Home
Developer Charlie Walter
Username cjonasw
Uploaded January 11, 2023
Rating 3
Size 2,414 Kb
Views 8,096
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