Scripts/examples/emscripten.html

175 lines
6.9 KiB
HTML

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>${TITLE HERE}</title>
<style>
body {
margin: 0;
padding: 0;
height: 100vh;
display: flex;
justify-content: center;
align-items: center;
background-color: #222;
}
.loading-container {
width: 80%;
max-width: 600px;
}
.loading-text-container {
width: 100%;
display: flex;
justify-content: center;
}
.loading-bar-container {
width: 100%;
height: 20px;
background-color: rgba(255, 255, 255, 0.1);
border-radius: 10px;
overflow: hidden;
}
.loading-bar {
width: 0;
height: 100%;
background-color: #007bff;
transition: width 0.5s ease-in-out;
}
.seperator {
margin-top: 10px;
}
.progress-text {
font-size: 20px;
color: #fff;
}
.progress-text p {
margin: 0px;
display: inline;
}
div.canvas {
display: none;
margin: 0px;
padding: 0px;
width: 100%;
height: 100%;
}
canvas.canvas {
margin: 0px;
padding: 0px;
}
</style>
</head>
<body>
<div class="loading-container" id="loading-container">
<div class="loading-bar-container">
<div class="loading-bar" id="loadingBar1"></div>
</div>
<div class="seperator"></div>
<div class="loading-text-container">
<div class="progress-text" id="progressIndicator"></div>
</div>
<div class="loading-text-container">
<div class="progress-text" id="progressText"></div>
</div>
</div>
<div class="canvas" id="canvas-container">
<canvas class="canvas" id="canvas" oncontextmenu="event.preventDefault()" width=100% height=100%, tabindex=-1></canvas>
</div>
<script type="text/javascript">
var canvas = document.getElementById("canvas");
const loadingBar1 = document.getElementById('loadingBar1');
const progressText = document.getElementById('progressText');
const progressIndicator = document.getElementById('progressIndicator');
const loadingContainer = document.getElementById('loading-container');
const canvasContainer = document.getElementById('canvas-container');
var Module = {
totalDependencies: 0,
preRun: [],
postRun: [],
print: (function() {
return function(text) {
if (arguments.length > 1)
text = Array.prototype.slice.call(arguments).join(' ');
console.log(text);
};
})(),
printErr: (function() {
return function(text){
if (arguments.length > 1)
text = Array.prototype.slice.call(arguments).join(' ');
console.error(text);
};
})(),
canvas: (function() {
var canvas = document.getElementById('canvas');
// As a default initial behavior, pop up an alert when webgl context is lost. To make your
// application robust, you may want to override this behavior before shipping!
// See http://www.khronos.org/registry/webgl/specs/latest/1.0/#5.15.2
canvas.addEventListener("webglcontextlost", function(e) {
alert('WebGL context lost. You will need to reload the page.');
e.preventDefault();
}, false);
return canvas;
})(),
setStatus: function(left) {
if (this.totalDependencies == 0)
return;
if (typeof left !== "number"){
if (left.includes("Download")){
progressIndicator.innerHTML = left;
progressText.innerText = "";
let open = left.lastIndexOf("(");
let close = left.lastIndexOf(")");
let progressFull = left.substring(open + 1, close);
let progressData = progressFull.split("/");
let downloaded = parseInt(progressData[0]);
let totalDownload = parseInt(progressData[1]);
let percentProgress = Math.round(Math.min((downloaded / totalDownload) * 100, 100));
loadingBar1.style.width = `${percentProgress}%`;
progressText.innerText = `${percentProgress}%`;
} else {
// Hide loading bar container
loadingContainer.style.display = 'none';
// show the canvas
canvasContainer.style.display = 'block';
}
return;
}
let progress = (this.totalDependencies - left) / this.totalDependencies;
let percentProgress = Math.round(Math.min(progress * 100, 100));
progressText.innerText = `${percentProgress}%`;
progressIndicator.innerHTML = `Loading Content (<p id="progressContent">0/0</p>)`;
const progressContent = document.getElementById('progressContent');
progressContent.innerText = `${this.totalDependencies - left}/${this.totalDependencies}`;
},
monitorRunDependencies: function(left) {
this.totalDependencies = Math.max(this.totalDependencies, left);
Module.setStatus(left);
}
};
window.onerror = function() {
Module.setStatus = function(text) {
if (text)
console.error('[post-exception status] ' + text);
};
};
</script>
<script async type="text/javascript" src="${SCRIPT_HERE}"></script>
</body>
</html>