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来源：未知 时间：2014-06-13 13:51 作者：xbdadmin 阅读:次
[导读] //IE浏览器旋转方法 function ieTrans(o,d){ o.style.fileter=d } //非IE浏览器旋转方法 function notieTrans(o,d){ o.style.MozTransform = d; o.style.webkitTransform = d; o.style.msTransform = d; o.style.OTransform = d; o.style.tran...
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//IE浏览器旋转方法
function ieTrans(o,d){
o.style.fileter=d
}
//非IE浏览器旋转方法
function notieTrans(o,d){
o.style.MozTransform = d;
o.style.webkitTransform = d;
o.style.msTransform = d;
o.style.OTransform = d;
o.style.transform = d;
}
//图片顺时针旋转
function rightRotate(){
var o=$('mainImg');
if(Browser.name=='ie'){//IE
var currentFilter = o.currentStyle.filter;
if (currentFilter){
var filterMatch = currentFilter.match(/rotation=(\d)+/);
var r = parseInt(filterMatch[1]) + 1;
if(r > 3) r = 0;
ieTrans(o,'progid:DXImageTransform.Microsoft.BasicImage(rotation=' + r + ')');
}else{
ieTrans(o,'progid:DXImageTransform.Microsoft.BasicImage(rotation=1)');
}
}else{//非IE
var currentFilter = o.style.MozTransform;
//console.log(currentFilter);
if (currentFilter){ //
var filterMatch = currentFilter.match(/rotate\(([\-]?\d+)deg\)/);
var r = parseInt(filterMatch[1]) + 90;
if (r > 0) r = -270;
console.log('rotate(' + r + 'deg)');
notieTrans(o,'rotate(' + r + 'deg)');
}else{
//如果o.style.MozTransform不存在，就说明这是第一次旋转，也就是右转90度，-270
console.log('rotate(-270deg)');
notieTrans(o,'rotate(-270deg)');
}
}
}
//图片逆时针旋转
function leftRotate(){
var o=document.getElementById('mainImg');
if(window.attachEvent){//IE
var currentFilter = o.currentStyle.filter;
if (currentFilter){
var filterMatch = currentFilter.match(/rotation=(\d)+/);
var r = parseInt(filterMatch[1]) - 1;
if(r < 0) r = 3;
ieTrans(o,'progid:DXImageTransform.Microsoft.BasicImage(rotation=' + r + ')');
}
}else{//非IE
var currentFilter = o.style.MozTransform;
//console.log(currentFilter);
if (currentFilter){
console.log(currentFilter);
var filterMatch = currentFilter.match(/rotate\(([\-]?\d+)deg\)/);
var r = parseInt(filterMatch[1]) - 90;
if (r > 270) r = 0;
notieTrans(o,'rotate(' + r + 'deg)');
}else{
notieTrans(o,'rotate(270deg)');
}
}
}
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