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Отражение Аватара на форуме
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Дата: Вторник, 16.11.2010, 19:02:33 | Сообщение # 1
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Панель управления>управление дизайном>>общий вид форума и между тегами ставим вот этот код:
Code
<script type="text/javascript">      
document.getElementsByClassName = function(className) {      
var children = document.getElementsByTagName('*') || document.all;      
var elements = new Array();      

for (var i = 0; i < children.length; i++) {      
var child = children[i];      
var classNames = child.className.split(' ');      
for (var j = 0; j < classNames.length; j++) {      
if (classNames[j] == className) {      
elements.push(child);      
break;      
}      
}      
}      
return elements;      
}      

var Reflection = {      
defaultHeight : 0.5,      
defaultOpacity: 0.5,      

add: function(image, options) {      
Reflection.remove(image);      

doptions = { "height" : Reflection.defaultHeight, "opacity" : Reflection.defaultOpacity }      
if (options) {      
for (var i in doptions) {      
if (!options[i]) {      
options[i] = doptions[i];      
}      
}      
} else {      
options = doptions;      
}      

try {      
var d = document.createElement('div');      
var p = image;      

var classes = p.className.split(' ');      
var newClasses = '';      
for (j=0;j<classes.length;j++) {      
if (classes[j] != "userAvatar") {      
if (newClasses) {      
newClasses += ' '      
}      

newClasses += classes[j];      
}      
}      

var reflectionHeight = Math.floor(p.height*options['height']);      
var divHeight = Math.floor(p.height*(1+options['height']));      

var reflectionWidth = p.width;      

if (document.all && !window.opera) {      
/* Copy original image's classes & styles to div */      
d.className = newClasses;      
p.className = 'reflected';      

d.style.cssText = p.style.cssText;      
p.style.cssText = 'vertical-align: bottom';      

var reflection = document.createElement('img');      
reflection.src = p.src;      
reflection.style.width = reflectionWidth+'px';      

reflection.style.marginBottom = "-"+(p.height-reflectionHeight)+'px';      
reflection.style.filter = 'flipv progid:DXImageTransform.Microsoft.Alpha(opacity='+(options['opacity']*100)+', style=1, finishOpacity=0, startx=0, starty=0, finishx=0, finishy='+(options['height']*100)+')';      

d.style.width = reflectionWidth+'px';      
d.style.height = divHeight+'px';      
p.parentNode.replaceChild(d, p);      

d.appendChild(p);      
d.appendChild(reflection);      
} else {      
var canvas = document.createElement('canvas');      
if (canvas.getContext) {      
/* Copy original image's classes & styles to div */      
d.className = newClasses;      
p.className = 'reflected';      

d.style.cssText = p.style.cssText;      
p.style.cssText = 'vertical-align: bottom';      

var context = canvas.getContext("2d");      

canvas.style.height = reflectionHeight+'px';      
canvas.style.width = reflectionWidth+'px';      
canvas.height = reflectionHeight;      
canvas.width = reflectionWidth;      

d.style.width = reflectionWidth+'px';      
d.style.height = divHeight+'px';      
p.parentNode.replaceChild(d, p);      

d.appendChild(p);      
d.appendChild(canvas);      

context.save();      

context.translate(0,image.height-1);      
context.scale(1,-1);      

context.drawImage(image, 0, 0, reflectionWidth, image.height);      

context.restore();      

context.globalCompositeOperation = "destination-out";      
var gradient = context.createLinearGradient(0, 0, 0, reflectionHeight);      

gradient.addColorStop(1, "rgba(255, 255, 255, 1.0)");      
gradient.addColorStop(0, "rgba(255, 255, 255, "+(1-options['opacity'])+")");      

context.fillStyle = gradient;      
if (navigator.appVersion.indexOf('WebKit') != -1) {      
context.fill();      
} else {      
context.fillRect(0, 0, reflectionWidth, reflectionHeight*2);      
}      
}      
}      
} catch (e) {      
}      
},      

remove : function(image) {      
if (image.className == "reflected") {      
image.className = image.parentNode.className;      
image.parentNode.parentNode.replaceChild(image, image.parentNode);      
}      
}      
}      

function addReflections() {      
var rimages = document.getElementsByClassName('userAvatar');      
for (i=0;i<rimages.length;i++) {      
var rheight = null;      
var ropacity = null;      

var classes = rimages[i].className.split(' ');      
for (j=0;j<classes.length;j++) {      
if (classes[j].indexOf("rheight") == 0) {      
var rheight = classes[j].substring(7)/100;      
} else if (classes[j].indexOf("ropacity") == 0) {      
var ropacity = classes[j].substring(8)/100;      
}      
}      

Reflection.add(rimages[i], { height: rheight, opacity : ropacity});      
}      
}      

var previousonload = window.onload;      
window.onload = function () { if(previousonload) previousonload(); addReflections(); }      
</script>
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