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图片展示效果 鼠标经过变大图 支持FF_图象特效

时间:2018-06-24 23:10:30

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图片展示效果 鼠标经过变大图 支持FF_图象特效

web前端|js教程

鼠标经过,大图

web前端-js教程

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5

HTML {

OVERFLOW: hidden

}

BODY {

PADDING-RIGHT: 0px; PADDING-LEFT: 0px; BACKGROUND: #000; PADDING-BOTTOM: 0px; MARGIN: 0px; WIDTH: 815px; CURSOR: crosshair; PADDING-TOP: 0px; POSITION: absolute; HEIGHT: 230px

}

#box {

BORDER-RIGHT: gray 1px solid; BORDER-TOP: gray 1px solid; BACKGROUND: #111; VISIBILITY: hidden; BORDER-LEFT: gray 1px solid; BORDER-BOTTOM: gray 1px solid; POSITION: absolute

}

#screen {

BORDER-RIGHT: gray 1px solid; BORDER-TOP: gray 1px solid; BACKGROUND: #000; LEFT: 0px; BORDER-LEFT: gray 1px solid; WIDTH: 815px; BORDER-BOTTOM: gray 1px solid; POSITION: absolute; HEIGHT: 230px

}

#box IMG {

BORDER-RIGHT: gray 1px solid; BORDER-TOP: gray 1px solid; BORDER-LEFT: gray 1px solid; CURSOR: pointer; BORDER-BOTTOM: gray 1px solid; POSITION: absolute

}

#box SPAN {

FONT-WEIGHT: bold; FONT-SIZE: 12px; WIDTH: 200px; COLOR: #fff; FONT-FAMILY: verdana; POSITION: absolute

}

#box A {

FONT-SIZE: 12px; COLOR: #ff8000; TEXT-DECORATION: none

}

#box A:hover {

BACKGROUND: #ff8000; COLOR: #ffffff; TEXT-DECORATION: none

}

#box A:visited {

COLOR: #ff8000; TEXT-DECORATION: none

}

#box A:hover:visited {

BACKGROUND: #ff8000; COLOR: #ffffff; TEXT-DECORATION: none

}

#lnk {

VISIBILITY: hidden

}

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document.onselectstart = new Function(“return false”);

O = new Array();

box = 0;

img = 0;

txt = 0;

tit = 0;

W = 0;

H = 0;

nI = 0;

sel = 0;

si = 0;

ZOOM = 0;

rImg = 0;

//////////////////

speed = .06; // animation speed

delay = .5; // 1 = no delay

//////////////////

function dText(){

txt.style.textAlign = tit.style.textAlign = (sel<nI/2)?"left":"right"; txt.innerHTML = O[sel].tx; tit.innerHTML = O[sel].ti; } function CObj(n, s, x, tx, ti){ this.n = n; this.dim = s; this.tx = tx; this.ti = ti; this.is = img[n]; this.vz = 0; this.sx = 0; this.x0 = x; this.x1 = 0; this.zo = 0; this.over = function() { with(this){ if(n!=sel){ O[sel].dim = 250; O[n].dim = ZOOM * 100; sel = n; l = 0; for(k=0; k<nI; k++){ O[k].x0 = l; l += O[k].dim; } txt.innerHTML = tit.innerHTML = ""; setTimeout("dText()", 32); } } } this.anim = function () { with(this){ vz = speed*(vz+(x1-sx)*delay); x1 -= vz; sx = (n==0)?0:O[n-1].x0+O[n-1].dim; zo -= (zo-dim)*speed; l = (x1*si)+6*(n+1); w = zo*si; is.style.left = Math.round(l)+px; is.style.top = Math.round((H-w*rImg)*.5)+px; is.style.width = Math.round(w)+px; is.style.height = Math.round(w*rImg)+px; if(sel == n){ if(sel<nI*.5) { tit.style.left = txt.style.left = Math.round(l+w+6)+px; } else { tit.style.left = txt.style.left = Math.round(l-(nx*.25)-6)+px; } txt.style.top = Math.round(-(w*rImg)*.25)+px; tit.style.top = Math.round((w*rImg)*.33)+px; } } } } function run(){ for(j in O)O[j].anim(); setTimeout("run()", 16); } function doResize(){ tit.style.width = Math.round(nx*.25)+px; txt.style.width = Math.round(nx*.25)+px; tit.style.fontSize = (nx/30)+px; txt.style.fontSize = (nx/70)+px; with(box.style){ width = Math.round(W)+px; height = Math.round(H)+px; left = Math.round(nx/2-W/2)+px; top = Math.round(ny/2-H/2)+px; } } function resize(){ nx = scr.offsetWidth; ny = scr.offsetHeight; W = nx*90/100; si = (W-((nI+1)*6))/((ZOOM*180)+((nI-1)*180)); H = (100*si*rImg)+14; doResize(); } onresize = resize; onload = function(){ scr = document.getElementById("screen"); box = document.getElementById("box"); tit = document.getElementById("tit"); txt = document.getElementById("txt"); img = box.getElementsByTagName("img"); Lnk = document.getElementById("lnk").getElementsByTagName("a"); nI = img.length; ZOOM = nI; rImg = img[0].height/img[0].width; resize(); s = ZOOM * 100; x = 0; tit.innerHTML = img[0].title; txt.innerHTML = img[0].alt; for(i=0; i<nI; i++) { var t = img[i].alt; if(Lnk[i].href!="") t+=

‘+Lnk[i].innerHTML+”;

O[i] = new CObj(i, s, x, t, img[i].title);

img[i].alt = “”;

img[i].title = “”;

img[i].onmousedown = new Function(“return false;”);

img[i].onmouseover = new Function(‘O[‘+i+’].over();’);

if(Lnk[i].href!=””){

/* ==== hyperlink ==== */

img[i].onclick = new Function(‘window.open(“‘+Lnk[i].href+”,”_blank”);’);

}

x += s;

s = 250;

}

box.style.visibility = “visible”;

run();

}

Loading…

m00=document.getElementById(“box”).getElementsByTagName(“img”);m01=m00.length;function images_loading_bar(){m02=0;for(i=0;i<m01;i++)m02+=(m00[i].complete)?1:0;document.getElementById("LB1").style.width=Math.round(m02/m01*100)+px;if(m02==m01)setTimeout("document.getElementById(LB0).style.display= one\",128); else setTimeout("images_loading_bar()", 64);};images_loading_bar();

[Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]

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