Files
havox/projects/thin_ice/script.js
2026-03-31 22:19:53 +01:00

101 lines
2.7 KiB
JavaScript

const statusElement = document.getElementById('status');
const progressElement = document.getElementById('progress');
const canvasElement = document.getElementById('canvas');
const outputElement = document.getElementById('output');
const fullscreenButton = document.getElementById('fullscreenButton');
const resizeCheckbox = document.getElementById('resize');
const pointerLockCheckbox = document.getElementById('pointerLock');
if (outputElement) {
outputElement.value = '';
}
canvasElement.addEventListener(
'webglcontextlost',
(event) => {
event.preventDefault();
setStatus('WebGL context lost. Reload the page to restart the game.');
},
false
);
function setStatus(text) {
if (!setStatus.last) {
setStatus.last = { time: Date.now(), text: '' };
}
if (text === setStatus.last.text) {
return;
}
const match = text?.match(/([^(]+)\((\d+(?:\.\d+)?)\/(\d+)\)/);
const now = Date.now();
if (match && now - setStatus.last.time < 30) {
return;
}
setStatus.last.time = now;
setStatus.last.text = text;
if (match) {
statusElement.textContent = match[1].trim();
progressElement.value = Number.parseInt(match[2], 10) * 100;
progressElement.max = Number.parseInt(match[3], 10) * 100;
progressElement.hidden = false;
} else {
statusElement.textContent = text || '';
progressElement.hidden = !text;
if (!text) {
progressElement.removeAttribute('value');
}
}
}
globalThis.Module = globalThis.Module || {};
globalThis.Module.canvas = canvasElement;
globalThis.Module.print = (...args) => {
console.log(...args);
if (!outputElement) {
return;
}
outputElement.value += `${args.join(' ')}\n`;
outputElement.scrollTop = outputElement.scrollHeight;
};
globalThis.Module.printErr = (...args) => {
console.error(...args);
if (!outputElement) {
return;
}
outputElement.value += `[err] ${args.join(' ')}\n`;
outputElement.scrollTop = outputElement.scrollHeight;
};
globalThis.Module.setStatus = setStatus;
globalThis.Module.totalDependencies = 0;
globalThis.Module.monitorRunDependencies = function (left) {
this.totalDependencies = Math.max(this.totalDependencies, left);
setStatus(
left
? `Preparing... (${this.totalDependencies - left}/${this.totalDependencies})`
: 'Running...'
);
if (!left) {
setTimeout(() => setStatus(''), 250);
}
};
fullscreenButton.addEventListener('click', () => {
if (typeof globalThis.Module.requestFullscreen === 'function') {
globalThis.Module.requestFullscreen(
pointerLockCheckbox.checked,
resizeCheckbox.checked
);
}
});
setStatus('Downloading...');
globalThis.onerror = () => {
setStatus('Exception thrown, see JavaScript console');
};