Store all snowflakes in a separate array, achieving performance increase of about 10% for the whole engine on winter maps
<!DOCTYPE HTML>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<!-- There is, at present, no official xsd for (X)HTML5. A pity. Usefulness would depend on the parser and extensions made by the site. -->
<title>Hedgewars Graves</title>
<style type="text/css">
* {padding: 0; margin: 0; }
body
{
background: url('//hg.hedgewars.org/hedgewars/raw-file/tip/share/hedgewars/Data/Themes/Nature/Sky.png') fixed no-repeat bottom left;
background-color: #0B203D;
color: #FFD902;
-moz-background-size: 200%;
background-size: 100% 100%;
font-family: sans-serif;
}
form, p
{
background-color: #0B203D;
padding: 1em;
margin: 1em;
border-style: solid;
border-radius: 5px;
border-width: 2px;
border-color: #FFD902;
}
h1 {
text-shadow: 0 0 2px white;
color: black;
margin:10px;
}
a {
color: #BFBED0;
text-decoration: none;
}
.grave
{
margin-top: 12px;
margin-left: 20px;
float: left;
height: 32px;
width: 32px;
color: transparent;
}
.girder
{
width: 100%;
height: 30px;
clear: left;
background-image: url('//hg.hedgewars.org/hedgewars/raw-file/tip/share/hedgewars/Data/Themes/Nature/Girder.png');
background-repeat: repeat-x;
}
.hide { visibility: hidden; }
a div
{
margin-top: 6px;
height: 32px;
width: 32px;
}
</style>
<script type="application/ecmascript">
//<![CDATA[
let IS_LOCAL=false; // set to true to fetch flags locally. Useful for testing.
let graves;
if (IS_LOCAL) {
/* JavaScript version of a sprite sheet - this could be pretty trivially done in pure HTML, but maintenance
would be easier with a server-side portion. list of sprites could be gotten from server, but would require XSS whitelisting */
// Last updated: 1.0.0
graves=["Badger","Bone","bp2","bubble","Cherry","chest","Clover","coffin",
"deadhog","dragonball","Duck2","Earth","Egg","eyecross","Flower","Ghost",
"Grave","heart","money","mouton1","octopus","Old_Apple","pi","plant2",
"plant3","Plinko","pokeball","pyramid","ring","Rip","Rubberduck","Simple",
"Simple_reversed","skull","star","Statue","TV","Whisky","Yin_and_Yang"];
}
else
{
graves = [];
}
let themes = {
// Last updated: 1.0.0
"Art":1,
"Beach":1,
"Bamboo":1,
"Bath":1,
//"Blox":0, //unused, has no Sky.png or Border.png
"Brick":0,
"Cake":0,
"Castle":1,
"Cave":1,
"City":1,
"Cheese":0,
"Christmas":1,
"Compost":1,
"CrazyMission":0,
"Deepspace":0,
"Desert":1,
"EarthRise":0,
"Eyes":0,
"Freeway":0,
"Fruit":1,
"Halloween":1,
"Hell":0,
"Hoggywood":1,
"Island":0,
"Jungle":1,
"Golf":1,
"Nature":1,
"Olympics":1,
"Planes":0,
"Sheep":1,
"Snow":1,
"Stage":1,
"Underwater":1};
let girder;
let animationInterval;
on_xml_loaded = function(ex)
{
let resp = this.responseText;
let r = />([^<]*).png</g;
let x;
while(x = r.exec(resp))
{
graves.push(x[1]);
}
on_graves_loaded();
}
on_xml_error = function()
{
let p = document.createElement("p");
p.appendChild(document.createTextNode("ERROR: List of graves could not be fetched from the server!"));
document.body.appendChild(p);
}
window.onload = function()
{
// Load list of graves
if (!IS_LOCAL) {
// Request list of graves from repository URL
let xml=new XMLHttpRequest();
xml.open("GET", "//hg.hedgewars.org/hedgewars/file/tip/share/hedgewars/Data/Graphics/Graves/");
xml.addEventListener("error", on_xml_error);
xml.onload = on_xml_loaded;
xml.send();
}
else
{
on_graves_loaded();
}
}
on_graves_loaded = function()
{
// Render girders
let s = document.styleSheets[0].cssRules;
for(let i=0;i<s.length;i++)
{
if (s[i].selectorText.toLowerCase() === ".girder")
girder = s[i];
}
let a = document.createElement("a");
let g = document.createElement("div");
g.className="girder";
a.className="grave";
a.appendChild(document.createElement("div"));
a.lastChild.appendChild(document.createTextNode(""));
// Render graves
let missingGraves = [];
let img;
let j = 0;
let toDelete = [];
for (let i=0;i<graves.length;i++)
{
let h = document.body.appendChild(a.cloneNode(true));
if (IS_LOCAL)
h.href = "../share/hedgewars/Data/Graphics/Graves/"+graves[i]+".png";
else
h.href = "//hg.hedgewars.org/hedgewars/raw-file/tip/share/hedgewars/Data/Graphics/Graves/"+graves[i]+".png";
h.lastChild.style.backgroundImage = 'url("'+h.href+'")';
h.title = graves[i];
h.idle = Math.floor(Math.random()*16);
if (j%8 === 7 || i === graves.length-1)
document.body.appendChild(g.cloneNode(false));
j++;
}
// Quick and dirty animation
animationInterval = setInterval(animateGraves, 128);
// Theme selection drop-down list
let form = document.body.appendChild(document.createElement("form"));
let opt = document.createElement("option");
opt.appendChild(document.createTextNode(""));
let label = document.createElement("label");
label.htmlFor = "theme_select";
label.appendChild(document.createTextNode("Theme: "));
form.appendChild(label);
let sel = form.appendChild(document.createElement("select"));
sel.id = "theme_select";
sel.onchange = switchTheme;
for(let theme in themes)
{
sel.appendChild(opt.cloneNode(true));
sel.lastChild.value = theme;
sel.lastChild.lastChild.data = theme;
if(theme === "Nature")
sel.lastChild.selected = true;
}
form.appendChild(document.createElement("br"));
// Checkbox: Switch animation
let chk = document.createElement("input");
chk.id = "anim";
chk.type = "checkbox";
chk.onclick = switchAnim;
chk.checked = true;
form.appendChild(chk);
label = document.createElement("label");
label.htmlFor = "anim";
label.appendChild(document.createTextNode(" Animate graves"));
form.appendChild(label);
form.appendChild(document.createElement("br"));
// Checkbox: Hide girders
chk = document.createElement("input");
chk.id = "hide_girders";
chk.type = "checkbox";
chk.onclick = hideGirders;
chk.checked = true;
form.appendChild(chk);
label = document.createElement("label");
label.htmlFor = "hide_girders";
label.appendChild(document.createTextNode(" Show girders"));
form.appendChild(label);
document.body.appendChild(form);
switchTheme();
}
function animateGraves()
{
let a = document.getElementsByTagName("a");
for (let i=0;i<a.length;i++)
{
if (a[i].className !== "grave")
continue;
// Cycle thru animation frames
let maskName = a[i].title;
// Grave
a[i].firstChild.style.backgroundPosition=Math.floor(a[i].idle/16)*-32+"px "+(a[i].idle%16)*-32+"px";
// Next frame
a[i].idle++;
if (a[i].idle > 15)
a[i].idle = 0;
}
}
// Turn on or off grave animation
function switchAnim()
{
if (animationInterval)
{
clearInterval(animationInterval);
animationInterval = null;
}
else animationInterval = setInterval(animateGraves, 128);
}
// Turn on or off girders
function hideGirders()
{
let g = document.getElementsByClassName("girder");
for(let i=0;i<g.length;i++)
if (this.checked)
g[i].className = "girder";
else
g[i].className = "girder hide";
}
// Select theme according to drop-down list value
function switchTheme()
{
let prefix;
if (!IS_LOCAL)
prefix = "//hg.hedgewars.org/hedgewars/raw-file/tip";
else
prefix = "..";
let theme = this.value || "Nature";
document.body.style.backgroundImage='url("'+prefix+'/share/hedgewars/Data/Themes/'+theme+'/Sky.png")';
if (themes[theme])
girder.style.backgroundImage='url("'+prefix+'/share/hedgewars/Data/Themes/'+theme+'/Girder.png")';
else
girder.style.backgroundImage='url("'+prefix+'/share/hedgewars/Data/Graphics/Girder.png")';
}
//]]>
</script>
</head>
<body>
<h1>List of Hedgewars graves</h1>
<noscript>
<p><strong>ERROR</strong>: We're so sorry, but this webpage only works with JavaScript enabled. It seems JavaScript is disabled or not supported in your browser.<br/>
Normally, this webpage would display an animated preview of the graves in Hedgewars.</p>
</noscript>
</body>
</html>