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JS实现图片翻书效果示例代码

2013-09-09 18:25:02 作者：

图片翻书效果想必大家都有见过吧，在本文将为大家介绍下使用js是如何实现的，具体的代码如下，感兴趣的朋友可以参考下

picture.html

 
<html xmlns="http://www.w3.org/1999/xhtml"> 
<head> 
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 
<title>JS实现图片翻书效果</title> 
<META http-equiv=imagetoolbar content=no> 
<link rel="stylesheet" type="text/css" href="picture.css"/> 
<script type="text/javascript" src="picture.js"></script> 
<BODY> 

<DIV id=center> 
<!--图片位置--> 
<DIV id=DHTMLBOOK> 
<SPAN class=page onMouseDown="return false;" ondblclick=TPL(); onclick=TPL();><IMG class=img></SPAN> 
<SPAN class="page right" onmousedown="return false;" ondblclick=TPR(); onclick=TPR();><IMG class=img style="LEFT: -100%"></SPAN> 
<SPAN class="page turn" onMouseDown="return false;" ondblclick=TPL(); onclick=TPL();><IMG class=img style="FILTER: alpha(); opacity: 1"></SPAN> 
<SPAN class="page turn right" onmousedown="return false;" ondblclick=TPR(); onclick=TPR();><IMG class=img style="FILTER: alpha(); LEFT: -100%; opacity: 1"></SPAN> 
<!--文字位置--> 
<DIV id=TXTBOX></DIV> 
</DIV> 
</DIV> 

<DIV id=imgsrc style="VISIBILITY: hidden"> 
<IMG alt="In the early morning he departed." src="babi/86d6277f9e2f0708ce332da4e924b899a901f264.jpg"> 
<IMG alt="Believing she had dreamed of the roar of his bike," src="babi/c4aaee1ejw1e3jb8r868vj.jpg"> 
<IMG alt="she woke up to the sunshine in her eyelids." src="babi/7-121205155537-52.jpg"> 
<IMG alt="she woke up to the sunshine in her eyelids." src="babi/c4aaee1ejw1e3jb91py0fj.jpg"> 
<IMG alt="she woke up to the sunshine in her eyelids." src="babi/c4aaee1ejw1e3jb94nx7bj.jpg"> 
</DIV> 
</BODY></HTML> 

picture.css

复制代码代码如下:

 
#center { 
LEFT: 50%; POSITION: absolute; TOP: 50% 
} 
#DHTMLBOOK { 
BACKGROUND: #000; LEFT: -210px; VISIBILITY: hidden; WIDTH: 210px; POSITION: relative; TOP: -160px; HEIGHT: 160px 
} 
#TXTBOX { 
FONT-SIZE: 0.8em; WIDTH: 210px; COLOR: #aba193; FONT-FAMILY: verdana; POSITION: absolute; TOP: 160px; TEXT-ALIGN: center 
} 
.page { 
OVERFLOW: hidden; BORDER-LEFT: #000000 1px solid; WIDTH: 50%; CURSOR: pointer; POSITION: absolute; HEIGHT: 100% 
} 
.right { 
BORDER-RIGHT: #000000 1px solid; LEFT: 50% 
} 
.turn { 
BACKGROUND: #000000 
} 
.img { 
WIDTH: 200%; POSITION: absolute; HEIGHT: 100% 
} 

picture.js

复制代码代码如下:

 
document.onselectstart = function () { return false; } 

var nI = 0; 
var kI = 0; 
var run = false; 

function setOpacity(obj,o) { 
if (o<0) o=0; else if (o>100) o = 100; 
if (obj.filters)obj.filters.alpha.opacity=o; else obj.style.opacity = o/100; 
} 
function TPR__(p) { 
P1.style.left = 50-(2.5*p)+"%"; 
P1.style.width = (2.5*p)+"%"; 
setOpacity(P1i, .5*p*p); 
if (p == 20) run = false; 
} 
function TPR_(p) { 
P2.style.width = 50-(2.5*p)+"%"; 
setOpacity(P2i, 100-.5*(p*p)); 
if (p == 20) { 
P2i.src = IMGSRC[kI].src; 
setOpacity(P2i, 100); 
P2.style.width = "50%"; 
for(var i=1; i<=20; i++) setTimeout("TPR__("+i+")", i*32); 
} 
} 
function TPR() { 
if (!run) { 
run = true; 
P01i.src = IMGSRC[kI].src; 
P1.style.width = 0; 
kI++; 
if (kI>=nI) kI = 0; 
titLe(kI); 
P02i.src = IMGSRC[kI].src; 
P1i.src = IMGSRC[kI].src; 
for (var i=1; i<=20; i++) setTimeout("TPR_("+i+")", i*32); 
} else setTimeout("TPR()", 100); 
} 

function TPL__(p) { 
P2.style.width = (2.5*p)+"%"; 
setOpacity(P2i, .5*p*p); 
if (p == 20) run = false; 
} 
function TPL_(p) { 
P1.style.left = (2.5*p)+"%"; 
P1.style.width = 40+(10-2.5*p)+"%"; 
setOpacity(P1i, 100-.5*(p*p)); 
if (p == 20) { 
P1i.src = IMGSRC[kI].src; 
setOpacity(P1i, 100); 
P1.style.left = 0; 
P1.style.width = "50%"; 
for(var i=1; i<=20; i++) setTimeout("TPL__("+i+")", i*32); 
} 
} 
function TPL() { 
if (!run) { 
run = true; 
P02i.src = IMGSRC[kI].src; 
P2.style.width = 0; 
kI--; 
if (kI < 0) kI = nI-1; 
titLe(kI); 
P01i.src = IMGSRC[kI].src; 
P2i.src = IMGSRC[kI].src; 
for(var i=1; i<=20; i++) setTimeout("TPL_("+i+")", i*32); 
} else setTimeout("TPL()", 100); 
} 
function titLe(p) { 
document.getElementById("TXTBOX").innerHTML = IMGSRC[p].alt; 
} 
onload = function() { 
IMGSRC = document.getElementById("imgsrc").getElementsByTagName("img"); 
DB = document.getElementById("DHTMLBOOK"); 
P01 = DB.getElementsByTagName("span")[0]; 
P01i = P01.getElementsByTagName("img")[0]; 
P02 = DB.getElementsByTagName("span")[1]; 
P02i = P02.getElementsByTagName("img")[0]; 
P1 = DB.getElementsByTagName("span")[2]; 
P1i = P1.getElementsByTagName("img")[0]; 
P2 = DB.getElementsByTagName("span")[3]; 
P2i = P2.getElementsByTagName("img")[0]; 
nI = IMGSRC.length; 
P1i.src = IMGSRC[kI].src; 
P2i.src = IMGSRC[kI].src; 
titLe(kI); 
DB.style.visibility = "visible"; 
} 

JS实现图片翻书效果示例代码

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