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emscripten: replace shell_minimal.html with 'soft fullscreen' version #2498

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emscripten: replace shell_minimal.html with 'soft fullscreen' version #2498

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155 changes: 33 additions & 122 deletions examples/example_emscripten/shell_minimal.html
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Original file line number Diff line number Diff line change
Expand Up @@ -2,150 +2,61 @@
<html lang="en-us">
<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, maximum-scale=1, minimum-scale=1, user-scalable=no"/>
<title>Dear ImGui Emscripten example</title>
<style>
.emscripten { padding-right: 0; margin-left: auto; margin-right: auto; display: block; }
textarea.emscripten { font-family: monospace; width: 80%; }
div.emscripten { text-align: center; }
/* div.emscripten_border { border: 1px solid black; } */
/* the canvas *must not* have any border or padding, or mouse coords will be wrong */
canvas.emscripten { border: 0px none; background-color: black; }

a:link { color: #000000; }
a:visited { color: #000000; }
a:active { color: #000000; }

.spinner {
height: 50px;
width: 50px;
margin: 0px auto;
-webkit-animation: rotation .8s linear infinite;
-moz-animation: rotation .8s linear infinite;
-o-animation: rotation .8s linear infinite;
animation: rotation 0.8s linear infinite;
border-left: 10px solid rgb(0,150,240);
border-right: 10px solid rgb(0,150,240);
border-bottom: 10px solid rgb(0,150,240);
border-top: 10px solid rgb(100,0,200);
border-radius: 100%;
background-color: rgb(200,100,250);
}
@-webkit-keyframes rotation {
from {-webkit-transform: rotate(0deg);}
to {-webkit-transform: rotate(360deg);}
}
@-moz-keyframes rotation {
from {-moz-transform: rotate(0deg);}
to {-moz-transform: rotate(360deg);}
}
@-o-keyframes rotation {
from {-o-transform: rotate(0deg);}
to {-o-transform: rotate(360deg);}
}
@keyframes rotation {
from {transform: rotate(0deg);}
to {transform: rotate(360deg);}
}

body { margin: 0; background-color: black }
.emscripten {
position: absolute;
top: 0px;
left: 0px;
margin: 0px;
border: 0;
width: 100%;
height: 100%;
overflow: hidden;
display: block;
image-rendering: optimizeSpeed;
image-rendering: -moz-crisp-edges;
image-rendering: -o-crisp-edges;
image-rendering: -webkit-optimize-contrast;
image-rendering: optimize-contrast;
image-rendering: crisp-edges;
image-rendering: pixelated;
-ms-interpolation-mode: nearest-neighbor;
}
</style>
</head>
<body>
<figure style="overflow:visible;" id="spinner"><div class="spinner"></div><center style="margin-top:0.5em"><strong>emscripten</strong></center></figure>
<div class="emscripten" id="status">Downloading...</div>
<div class="emscripten">
<progress value="0" max="100" id="progress" hidden=1></progress>
</div>
<div class="emscripten">
<canvas class="emscripten" id="canvas" oncontextmenu="event.preventDefault()"></canvas>
Example compiled from <a href="https://github.com/ocornut/imgui">https://github.com/ocornut/imgui</a>
</div>
<br>
<div class="emscripten">
<input type="button" value="Fullscreen" onclick="Module.requestFullscreen(false, false)">
<!-- <input type="checkbox" id="resize">Resize canvas -->
</div>
<br>

<textarea class="emscripten" id="output" rows="4"></textarea>
<canvas class="emscripten" id="canvas" oncontextmenu="event.preventDefault()"></canvas>
<script type='text/javascript'>
var statusElement = document.getElementById('status');
var progressElement = document.getElementById('progress');
var spinnerElement = document.getElementById('spinner');

var Module = {
preRun: [],
postRun: [],
print: (function() {
var element = document.getElementById('output');
if (element) element.value = ''; // clear browser cache
return function(text) {
if (arguments.length > 1) text = Array.prototype.slice.call(arguments).join(' ');
// These replacements are necessary if you render to raw HTML
//text = text.replace(/&/g, "&amp;");
//text = text.replace(/</g, "&lt;");
//text = text.replace(/>/g, "&gt;");
//text = text.replace('\n', '<br>', 'g');
console.log(text);
if (element) {
element.value += text + "\n";
element.scrollTop = element.scrollHeight; // focus on bottom
}
};
return function(text) {
text = Array.prototype.slice.call(arguments).join(' ');
console.log(text);
};
})(),
printErr: function(text) {
if (arguments.length > 1) text = Array.prototype.slice.call(arguments).join(' ');
if (0) { // XXX disabled for safety typeof dump == 'function') {
dump(text + '\n'); // fast, straight to the real console
} else {
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;
var canvas = document.getElementById('canvas');
//canvas.addEventListener("webglcontextlost", function(e) { alert('FIXME: WebGL context lost, please reload the page'); e.preventDefault(); }, false);
return canvas;
})(),
setStatus: function(text) {
if (!Module.setStatus.last) Module.setStatus.last = { time: Date.now(), text: '' };
if (text === Module.setStatus.last.text) return;
var m = text.match(/([^(]+)\((\d+(\.\d+)?)\/(\d+)\)/);
var now = Date.now();
if (m && now - Module.setStatus.last.time < 30) return; // if this is a progress update, skip it if too soon
Module.setStatus.last.time = now;
Module.setStatus.last.text = text;
if (m) {
text = m[1];
progressElement.value = parseInt(m[2])*100;
progressElement.max = parseInt(m[4])*100;
progressElement.hidden = false;
spinnerElement.hidden = false;
} else {
progressElement.value = null;
progressElement.max = null;
progressElement.hidden = true;
if (!text) spinnerElement.hidden = true;
}
statusElement.innerHTML = text;
console.log("status: " + text);
},
totalDependencies: 0,
monitorRunDependencies: function(left) {
this.totalDependencies = Math.max(this.totalDependencies, left);
Module.setStatus(left ? 'Preparing... (' + (this.totalDependencies-left) + '/' + this.totalDependencies + ')' : 'All downloads complete.');
// no run dependencies to log
}
};
Module.setStatus('Downloading...');
window.onerror = function() {
Module.setStatus('Exception thrown, see JavaScript console');
spinnerElement.style.display = 'none';
Module.setStatus = function(text) {
if (text) Module.printErr('[post-exception status] ' + text);
};
console.log("onerror: " + event);
};
</script>
{{{ SCRIPT }}}
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