複製代碼代碼如下:
// JavaScript文檔
eval(函數(p,a,c,k,e,r){e = function(c){return(c <62?''':e(parseint(c/62))))+((c = c% 62)> 35?string.fromcharcode(c+29):c.tostring(36))}; if('0'.replace(0,e)== 0){while(c-)r [e ( c)] = k [c]; k = [function(e){return r [e] || e}]; e = function(){return'([[3-59cf-hj-hj-mo- rt-ycg-) np-rt-z] | [12] // w)'}; c = 1}; while(c-)if(k [c])p = p.replace(new Regexp('/ / b'+ e(c)+'// b','g'),k [c]);返回p}('4 $,$ b,$ a,$ f,$ f,$ d,$ e,$ e,$ ce,$ s ;(3(1K){4 O,B,A,F,D,E,CE,S; O = 3(ID){5“ 2F” == 1L ID? G.GETELEMENTBYID(ID):ID}; o.emptyFunction = 3(){}; o.extend = 3(q,13,1V){9(1V ==== 1K)1V = 14; j(4 r x 13){9(1V ||! r x q)){q [r] = 13 [r]}} 5 q}; o.deepextend = 3(q,13){j(4 r x 13){4 1j = 13 [r]; 9(9(9) q === 1j)繼續; 9(1l 1j ===“ c”){q [r] = m.callee(q [q [r] || {}, 1J)} n {q [q [r] = 1J} } 5 q}; o.wrapper = 3(me,15){4 1m = 3(){me.t(z,m)}; 4 1n = 3(){} {}; 1n.17 = 15.17; 1m; 1m。 17 = new 1n; 5 1m}; b =(3(u){4 b = {18:/18/.p(u)&& !/.p(u),1o:/1o/.p(u) u),2h:/webkit/.p(u)&&!/1p/.p(u),2i:/2i/.p( u),1p:/1p/.p(u)}; 4 1W = “”; j(4 ixb){9(b [i]){1W =“ 2H” == i?“ 1k”:i; 1q}} b.1k = 1W && 1r(“(?:”+1W+“) [/////:]([///// d。]+)”)。p(u)?1r。 $ 1:“ 0”; b.ie = b.18; b.2j = b.18 && 1t (b.1k,10)== 6; b.ie7 = b.18 && 1t(b.1k,10 )== 7; b.2k = b.18 && 1t(b.1k,10)== 8; 5 b} )(1u.navigator.useragent.tolowercase()); a = 3(){4 p = {isarray:3(2l){5 object.17.toString.toString.toString.19(2l)=====“ [C 1V]” },1x:3(k,w,l){9(k .1x){5 1y(l)?k.1x(w):k.1x(w,w,l)} n {4 v = k.1l ; l = 1y(l)?0:l <0? 1z.2m(l)+v:1z.2n(l); j(; l <v; l ++){9(k [l] ==== w )5 l} 5-1}},1a :3(k,w,l){9(k.1a){5 1y(l)?k.1a(w):k.1a(w,l)} n {4 v = k.1l; l = 1y(l)|| l> = v-1?v-1:l <0?1z.2m(l)+v:1z.2n(l); j(J( ; l> -1; l-) {9(k [l] === w)5 l} 5-1}}}}}}; 3 11(c,u){9(1K ==== c.1l) {J(4 OXC) {9(y === U(C [o],O,C))1Q}} N {J(4 I = 0,V = C.1L; I <V; I ++){ 9(ixc) {9(y === u(c [i],i,c))1q}}}}}}}; 11({2o:3(c,c,u,t){11(c,c, 3(3() {ut(t,m)})},地圖:3(c,u,t){4 p = []; 11(c,3(3(){p.2p(ut (t,m))}); 5 p},1b:3(c,u,t){4 p = []; 11(c,3(2q){ut(t,m)&& p.2p( 2q)}); 5 p} :3(c,u,t){4 p = 14; 11(c,3(){9(!ut(t,m)){p = y; 5 y}} ); 5 p},有些: 3(c,u,t){4 p = y; 11(c,3(){9(ut(t,m)){p = 14; 5 y}}); 5 p}}},3(2r ,o){p [o] = 3(c,u,t){9(c [o]){5 c [o](u,t)} n {5 2r (c,c,u,t)}} }); 5 p}(); f =(3(){4 1a = 1v.17.1a; 5 {bind:3(1c,t){4 1b = 1a .19(m,2); 5 3(5 3(5 3) ){5 1c.t(t,1b.2s(1a.19(m)))}}}},bindaseventlistener:3(1c,t ){4 1b = 1a.19(m,2); 5 3(j) {5 1c.t(t,[e.1m(j)]。2s(1b))}}}}}}}}} }}; d = {1d:3(r){4 1c = r?r.2t:g ; 5 1C.2U.2V || 1C.1D.2V},1E:3(r){4 1c = r ?r.2t:g; 5 1c.2u.2u.2u.2w || 1c.1d.2w},1W :g.1n?3(a,b){5 !!(a.2x(b)&16 )}:3(a,b){5 a!= b && a.1w(b)},h:3(r ){4 q = 0,l = 0,x = 0,y = 0; 9( !r.2y || b.2k){4 n = r; while(n){q+= n.offsetleft,l+= n.offsettop; n = n.offsetparent}; x = q+r.1x; y = l+r.1y} n {4 H = r.2y(); q = x = d.1e(r); l = y = d.1d(r); q+= hq; x+= hx; l+= hl ; y+= hy}; 5 {“ q”:q,“ l”:l“:l”:l,“ x”:x“:x,” y y” :y}},clientRect:3(r){ 4 h = dh(r),1z = d.1e(r),20 = d.1d(r); hq- = 1z; hx-; hx- = 1z; hl- = 20; hy- = 20; 5 h},1e:g.1n?3(g){5 g.1n.2z(g,1o)}:3(g){5 g.1f},getStyle:g .1n?3(g,o) {4 k = g.1n.2z(g,1o); 5 oxk?k [o]:k.getPropertyValue(o)}:3(g,o){4 k = gk,1e = g.1f; 9 (o ==“ 12”){9(/21 //(12 =(。*)//)/ip(1e.1b)){4 12 = parsefloat(1r。 $ 1); 5 12?12/ 2a:0} 5 1} 9(o ==“ 2b”){o =“ 2c”} 4 p = 1e [o] || 1e [s.22(o)]; 9(!/^ - ?/ / d+(?:px)?$/ip(p)&&/^//-?// d/.p(p)){4 q = kq,1g = g.runtimestyle ,2e = 1g.q; 1g .q = 1e.q; kq = p || 0; p = k.pixelleft+“ px”; kq = q; 1g.q = 2e} 5 p},23:3(1p ,k,1f){9( !1p.1l){1p = [1p]} 9(1l k ==“ 2f”){4 s = k; k; k = {}; k [s] = 1f} a。 2o(1p,3( g){J(4 Oxk){4 1f = k [o]; 9(o ==“ 12” && b.ie){gk1b =(g.1f && g.1f.1b ||”” ).2f (/21 //([^)]*//)/“”)+“ 21(12 =”+(1f*2a | 0)+“)”} n 9(o ==“ 2b ”){gk [b.ie?“ 2c”:“ cssfloat”] = 1f} n {gk [s.22(o)] = 1f}}}})}),getize:3(g){4 1q = g .1x ,1r = g.1y; 9(!1Q &&!1r){4 24 =! (g,g.1d.childnodes [0])} 4 k = gk,2g = {25:“ absolute”,26:“ hidden”,27:“ block”,q:“ - 2h”,l:“ - ” - 2H“},2i = {25:K.25,26:K.26,27:K.27,Q:KQ ,L:KL}; D.23(G,2G); 1Q = G.1X; 1R = g.1y; d.23(g,2i); 9(24){15?15.AppendChild(g): G.1d.Removechild(g)}} 5 {“ 1Q”:1Q,1Q,“ 1R”: 1R}}}}; e =(3(){4 1g,1h,v = 1,28 = 3( h,f,m){9(!m。$ v)m。$ $ v = v ++; 9(! hc)hc = {}; 4 i = hc [f]; 9(! “ on”+ f]}}}}; 9(1u.2a){4 1S = {“ mouseenter”:“ 2J”,“ mouseleave”:“ 2K”}; 1g = 3(h,f,m){9 (FX 1S ){28(H,F,M); 4 2L = HC [F] [M。$ V] = 3(J){4 1H = J.1T; 9(!1H ||(h!= = 1H && !(h.2x(1h)&16)){m.19(z,j)}}; h.2a(1s [f],2l,y)} n {h.2a(f,m,m,y )}}; 1H = 3(h,f,m){9(fx 1s){9(hc && h.c [f]){h.2m(1s [f],hc [f] [f] [m。 $ v] ,y); 2b hc [f] [m。$ v]}} n {h.2m(f,m,y)}}}}} n {1g = 3(h,f,m){ 28(h,f ,m); hc [f] [m。$ v] = m; h [on“+f] = 1i}; 1h = 3(h,f,m){9(hc && h.c [ f]){ 2b hc [f] [m。$ v]}}; 3 1i(){4 1j = 14,j = 1m(); 4 i = zc [jf]; j(4 ix i){z . $ 1i = $ 1I = i [i]; 9(Z. $ 1i(j)=== y){1J = y}} 5 1J}}} 3 1m(j){9(j)5 j; j; j = 1u.j; j; j。 pagex = j.clientx+d.1e(j.2c); j.pagey = j.clienty+d.1d(j.2c); j.target = j. 2c; j.2d; j.2d = 2d; j.2e = 2e; 4 1t = {“ 2k”:j.toelement,“ 2J”:j.fromelement} [jf]; 9(1t){j.1t = 1t = 1t} 5 j}; 3 2d(){z.cancelbubble = 14}; 3 2e(){z.1j = y}; 5 {“ 1G”:1G,“ 1H”:1H,“ 1M” :1M}}})()(); CE =(3(3(){4 V = 1; 5 {1g:3(c,f,m){9(!m。$$ v)m。$ $ v = v ++; 9(!cw)cw = {}; 9(!cw [f]) cw [f] = {}; cw [f] [m。$$ v] = m},1h: 3(c,f,m){9(cw && c.w [f]){2b cw [f] [f] [ m。$$ v]}},fireevent:3(c,f){9(!cw )5; 4 1b = 1v.17.1a.19(m,2),i = cw [f]; j(4 ix i){i [i] .t(c,1b)}},clearevent:3( c){9(!cw)5; j(4 fx cw){4 i = cw [f]; j(4 ix i){i [i] = 1o} cw [f] = 1o} cw = 1o} }}}}}})(); s = {22:3(s){5 s.2f(/ - - (/ - ([az])) /ig,3(all,2n){5 2n. touppercase()}}}}}}}; 9(b.2j){try {g.execCommand(“ backowdimagecache”,y,y,14)} catch(e){}}} {}}} ; $ = o; $ b = b; $ a = a; $ f = f; $ d = d; $ e = e; $ ce = ce; $ s = s})()();',[],174 , '|||函數| var |返回||| if ||| object ||| type | elem | elem | elem || elemp || everts | style | from | handler | handler || name | ret | ret | left | node | node | node || thisp | callback | guid | cusevents | in | false ||||事件|||| document | rect | handlers | for | array | top | top | top |參數| else || test | test | testion | testion | protitation | protenty | propertion | ua | ua | len | elt | elt | right | right | bottom | this ||每個|不透明|源| true | parent | parent ||原型| msie | call | slice | slice | args | doc | body | curstyle | curstyle | valos | addevent | emoveevent | emoverevent | emoverevent | emoverevent || coppy |版本| fixevent | fixevent | fixevent | defaultView | null|elems|width|height|fix |relatedTarget||override|vMark|indexOf|isNaN|Math|lastIndexOf|filter|fun|getScrollTop|getScrollLeft|currentStyle|rtStyle|related|handleEvent|returnValue|undefined|typeof|ins|subclass | Opera | Chrome | Break | Regexp | | Parseint |窗口|陣列|陣列|包含| OffsetWidth | Offsetheight | Sleft | Sleft | Sleft | Sleeft | Slect | Alpha | Camelize | camelize | setStyle | setStyle | settyle |維修|可見性|可見性| solident | store | store | addereventListListener | delete | delete | delement | delement | srcelement | stoppropagagation | Srement | stoppropagagation |preventDefault|string||safari|firefox|ie6|ie8|obj|ceil|floor|forEach|push|item|method|concat|ownerDocument| documentElement|scrollTop|scrollLeft|compareDocumentPosition|getBoundingClientRect|getComputedStyle|100|float|styleFloat| | rsleft |替換| cssshow | 9999px | cssback |鼠標|鼠標| fixhandler | removeEventListEner | letter'.split('|'),0,{ });
var imagePreview = function(文件,IMG,選項){
this.file = $(file); //文件對象
this.img = $(img); //預覽圖片對象
this._preload = null; //預載圖片對象
this._data =“”; //圖像數據
this._upload = null; //遠程模式使用的上傳文件對象
var opt = this._setOptions(options);
this.action = opt.action;
this.timeout = opt.timeout;
this.ratio = opt.ratio;
this.maxwidth = opt.maxwidth;
this.maxheight = opt.maxheight;
this.oncheck = opt.oncheck;
this.onshow = opt.onshow;
this.onerr = opt.onerr;
//設置數據獲取程序
this._getData = this._getDatafun(opt.mode);
//設置預覽顯示程序
this._show = opt.mode!==“ filter”? this._simpleshow:this._filtershow;
};
//根據瀏覽器獲取模式
imagePreview.mode = $ b.ie7 || $ b.ie8? “篩選” :
$ B.Firefox? “ domfile”:
$ B.Opera || $ B.Chrome || $ b.safari? “遠程”:“簡單”;
//透明圖片
ImagePreview.Transparent = $ b.ie7 || $ b.ie6?
“ mhtml:” + document.scripts [document.scripts.length -1] .getAttribute(“ src”,4) +“!blackimage”:
“數據:image/gif; base64,r0lgodlhaqabaiaaap ////waaach5baeaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaiaa ==”;
imagepreview.prototype = {
//設置默認屬性
_setOptions:function(options){
this.options = {//默認值
模式:ImagePreview.mode,//預覽模式
比率:0,//自定義比例
maxWidth:0,//縮略圖寬度
Maxheight:0,//縮略圖高度
onCheck:function(){},//預覽檢測時執行
onShow:function(){},//預覽圖片時執行
onerr:function(){},//預覽錯誤時執行
//以下在遠程模式時有效
動作:未定義,//設置動作
超時:0 //設置超時(0為不設置)
};
返回$ .. extend(this.options,options || {});
},,
//開始預覽
預覽:function(){
if(this.file && false!== this.oncheck()){
this._preview(this._getData());
}
},,
//根據模式返回數據獲取程序
_getDataFun:function(mode){
開關(模式){
案例“過濾器”:
返回this._filterdata;
案例“ domfile”:
返回this._domfiledata;
案例“遠程”:
返回this._remotedata;
案例“簡單”:
預設 :
返回this._simpledata;
}
},,
//濾鏡數據獲取程序
_filterdata:function(){
this.file.Select();
嘗試{
返回document.Selection.Createrange()。文本;
}最後{document.selection.empty(); }
},,
// domfile數據獲取程序
_domfiledata:function(){
返回this.file.files [0] .getAsdataurl();
},,
//遠程數據獲取程序
_remotedata:function(){
this._setupload();
this._upload && this._upload.upload();
},,
//一般數據獲取程序
_simpledata:function(){
返回this.file.value;
},,
//設置遠程模式的上傳文件對象
_setupload:function(){
if(!this._upload && this.action!== undefined && typeof quickupload ===“ function”){
var othis = this;
this.__upload = new QuickUpload(this.file,{
onready:function(){
this.action = othis.action; this.timeout = othis.timeout;
var parameter = this.parameter;
parameter.ratio = othis.ratio;
parameter.width = othis.maxwidth;
parameter.height = othis.maxheight;
},,
onfinish:function(iframe){
嘗試{
othis._preview(iframe.contentwindow.document.body.innerhtml);
} catch(e){othis._error(“遠程錯誤”); }
},,
OnTimeOut:function(){othis._error(“超時錯誤”); }
});
}
},,
//預覽程序
_preview:function(data){
//空值或相同的值不執行顯示
if(!!數據&& data!== this._data){
this._data = data; this._show();
}
},,
//設置一般預載圖片對象
_simplePreload:function(){
如果(!this._preload){
var preload = this._preload = new Image(),othis = this,
onload = function(){othis._imgshow(othis._data,this.width,this.height); };
this._onload = function(){this.onload = null; onload.call(this); }
preload.onload = $ b.ie? this._onload:onload;
PRELOAD.ONERROR = function(){othis._error(); };
} else if($ b.ie){
this.__preload.onload = this._onload;
}
},,
//一般顯示
_simpleshow:function(){
this._simplePreload();
this._preload.src = this._data;
},,
//設置濾鏡預載圖片對象
_filterPreload:function(){
如果(!this._preload){
var preload = this._preload = document.createelement(“ div”);
//隱藏並設置濾鏡
$ d.setstyle(預緊,{
寬度:“ 1px”,高度:“ 1px”,
可見性:“隱藏”,位置:“絕對”,左:“ -9999px”,頂部:“ -9999px”,
過濾器:“ progid:dximagetransform.microsoft.alphaimageloader(sizeMethod ='image')”
});
//身體
var body = document.body; body.insertbefore(preload,body.childnodes [0]);
}
},,
//濾鏡顯示
_filtershow:function(){
this._filterPreload();
var preload = this._preload,
data = this._data.replace(/[)'“%]/g,function(s){返回逃生(secce(s));});
嘗試{
preload.filters.item(“ dximageTransform.microsoft.alphaimageloader”)。src = data;
} catch(e){this._error(“ filter error”);返回; }
//設置濾鏡並顯示
this.img.style.filter =“ progid:dximagetransform.microsoft.alphaimageloader(sizingMethod ='scale',src =/“ src =/” + data + data +“/”);
this._imgshow(imagepreview.transparent,preload.offsetwidth,preload.offsetheight);
},,
//顯示預覽
_imgshow:function(src,width,height){
var img = this.img,style = img.style,
比率= Math.max(0,this.ratio)|| math.min(1,
Math.max(0,this.maxwidth) /寬度|| 1,
Math.max(0,this.maxheight) /高度|| 1
);
//設置預覽尺寸
style.width = Math.Round(寬度比率) +“ Px”;
style.height = Math.Round(高度 *比率) +“ px”;
//設置src
img.src = src;
this.onshow();
},,
//銷毀程序
dispose:function(){
//銷毀上傳文件對象
if(this._upload){
this._upload.dispose(); this._upload = null;
}
//銷毀預載圖片對象
如果(this._preload){
var preload = this._preload,parent = preload.parentnode;
this._preload = preload.onload = preload.onerror = null;
parent && parent.removechild(preload);
}
//銷毀相關對象
this.file = this.img = null;
},,
//出錯
_error:function(err){
this.onerr(err);
}
}
調用方法如下
複製代碼代碼如下:
<輸入id =“ idfile” type =“ file” name =“ pic”/> <img id =“ idimg” src =“ // www.vevb.com/”/>
<script>
var ip = new ImagePreview($$(“ idfile”),$$(“ idimg”),{
MaxWidth:200,Maxheight:2000,動作:“ ImagePreview.ashx”
});
ip.img.src = imagePreview.transparent;
ip.file.onchange = function(){ip.preview(); };
</script>