<!doctype html>
< html lang = "en-us" >
< head >
< meta name = "viewport" content = "width=device-width, initial-scale=1" >
< meta charset = "utf-8" >
< meta http-equiv = "Content-Type" content = "text/html; charset=utf-8" >
< title > Emscripten-Generated Code< / title >
< style >
html,body { width: 100%; height: 100%; }
body { font-family: arial; margin: 0; padding: 0; background: #000; }
.emscripten { padding-right: 0; margin-left: auto; margin-right: auto; display: block; }
div.emscripten_border { border: none; }
/* the canvas *must not* have any border or padding, or mouse coords will be wrong */
canvas.emscripten { border: 0px none; background-color: black; }
< / style >
< / head >
< body >
< canvas class = "emscripten" id = "canvas" oncontextmenu = "event.preventDefault()" tabindex = -1 > < / canvas >
< script type = 'text/javascript' >
var Module = {
preRun: [],
postRun: [],
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;
})(),
};
< / script >
< script async type = "text/javascript" src = "_REPLACEME_" > < / script >
< script type = "text/javascript" >
Module.canvas.addEventListener("resize", (e) => {
var viewWidth = e.detail.width;
var viewHeight = e.detail.width / Module._olc_WindowAspectRatio;
if(viewHeight > e.detail.height)
{
viewHeight = e.detail.height;
viewWidth = e.detail.height * Module._olc_WindowAspectRatio;
}
// update dom attributes
Module.canvas.setAttribute("width", viewWidth);
Module.canvas.setAttribute("height", viewHeight);
var top = (e.detail.height - viewHeight) / 2;
var left = (e.detail.width - viewWidth) / 2;
// update styles
Module.canvas.style.position = "fixed";
Module.canvas.style.top = top.toString() + "px";
Module.canvas.style.left = left.toString() + "px";
Module.canvas.style.width = "";
Module.canvas.style.height = "";
// trigger PGE update
Module._olc_PGE_UpdateWindowSize(viewWidth, viewHeight);
// ensure canvas has focus
Module.canvas.focus();
e.preventDefault();
});
< / script >
< / body >
< / html >
