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example-controller.html
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example-controller.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>PD-USB Demo - Input State Capture</title>
<link rel="stylesheet" href="./assets/styles.css">
<script src="./pd-usb.js"></script>
</head>
<body>
<div class="wrapper">
<header>
<h1>PD-USB Demo - Input State Capture</h1>
</header>
<main>
<div class="panel">
<div class="row">
<div class="pull-left">
<button onclick="connect()" id="connectButton"> Connect to Playdate </button>
<span id="serial"></span>
</div>
<div class="pull-right">
<button onclick="start()" id="startButton" disabled> Begin </button>
<button onclick="stop()" id="stopButton" disabled> Stop </button>
</div>
</div>
</div>
<div class="panel">
<div class="row row-even">
<div>
<div>A: <span id="inputA"></span></div>
<div>B: <span id="inputB"></span></div>
<div>Menu: <span id="inputMenu"></span></div>
<div>Lock: <span id="inputLock"></span></div>
</div>
<div>
<div>Up: <span id="inputUp"></span></div>
<div>Down: <span id="inputDown"></span></div>
<div>Left: <span id="inputLeft"></span></div>
<div>Right: <span id="inputRight"></span></div>
</div>
<div>
<div>Crank: <span id="inputCrank"></span></div>
<div>Docked: <span id="inputDocked"></span></div>
</div>
</div>
</div>
</main>
<footer class="row">
<div class="pull-left">
<a href="//github.com/cranksters/pd-usb">pd-usb</a> | <a href="//github.com/cranksters/pd-usb/blob/main/examples/example-controller.html">page source</a>
</div>
<div class="pull-right">
built by <a href="//github.com/jaames">jaames</a>
</div>
</footer>
</div>
<script>
var device;
const inputA = document.getElementById('inputA');
const inputB = document.getElementById('inputB');
const inputMenu = document.getElementById('inputMenu');
const inputLock = document.getElementById('inputLock');
const inputUp = document.getElementById('inputUp');
const inputDown = document.getElementById('inputDown');
const inputLeft = document.getElementById('inputLeft');
const inputRight = document.getElementById('inputRight');
const inputCrank = document.getElementById('inputCrank');
const inputDocked = document.getElementById('inputDocked');
// Check WebSerial support, display error if not supported
try {
pdusb.assertUsbSupported();
}
catch (e) {
document.getElementById('serial').innerHTML = e.message;
document.getElementById('connectButton').disabled = true;
}
async function connect() {
try {
device = await pdusb.requestConnectPlaydate();
await device.open();
device.on('controls:update', handleControlUpdate);
const serial = await device.getSerial();
document.getElementById('serial').innerHTML = `Connected to Playdate ${ serial }`;
document.getElementById('startButton').disabled = false;
device.on('disconnect', () => {
document.getElementById('serial').innerHTML = `Playdate disconnected`;
document.getElementById('startButton').disabled = true;
document.getElementById('stopButton').disabled = true;
});
}
catch(e) {
console.warn(e);
document.getElementById('serial').innerHTML = 'Error connecting to Playdate, try again'
}
}
async function start() {
document.getElementById('startButton').disabled = true;
document.getElementById('stopButton').disabled = false;
device.startPollingControls();
}
async function stop() {
await device.stopPollingControls();
document.getElementById('startButton').disabled = false;
document.getElementById('stopButton').disabled = true;
}
function handleControlUpdate(state) {
inputCrank.innerHTML = state.crank;
inputDocked.innerHTML = state.crankDocked;
inputA.innerHTML = state.button.a ? '✅' : '❌';
inputB.innerHTML = state.button.b ? '✅' : '❌';
inputMenu.innerHTML = state.button.menu ? '✅' : '❌';
inputLock.innerHTML = state.button.lock ? '✅' : '❌';
inputUp.innerHTML = state.button.up ? '✅' : '❌';
inputDown.innerHTML = state.button.down ? '✅' : '❌';
inputLeft.innerHTML = state.button.left ? '✅' : '❌';
inputRight.innerHTML = state.button.right ? '✅' : '❌';
}
</script>
</body>
</html>