发布于 2017-05-27 21:25:22 | 166 次阅读 | 评论: 0 | 来源: 网友投递
这里有新鲜出炉的Javascript教程，程序狗速度看过来！
JavaScript客户端脚本语言
Javascript 是一种由Netscape的LiveScript发展而来的原型化继承的基于对象的动态类型的区分大小写的客户端脚本语言，主要目的是为了解决服务器端语言，比如Perl，遗留的速度问题，为客户提供更流畅的浏览效果。
下面给大家分享基于原生js实现的图片翻书效果，具体代码如下所示：
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>JS实现图片翻书效果-懒人图库</title>
<META http-equiv=imagetoolbar content=no>
<STYLE type=text/css>
#center {
LEFT: 50%; POSITION: absolute; TOP: 50%
}
#DHTMLBOOK {
BACKGROUND: #000; LEFT: -210px; VISIBILITY: hidden; WIDTH: 420px; POSITION: relative; TOP: -160px; HEIGHT: 320px
}
#TXTBOX {
FONT-SIZE: 0.8em; WIDTH: 410px; COLOR: #aba193; FONT-FAMILY: verdana; POSITION: absolute; TOP: 320px; 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%
}
</STYLE>
<SCRIPT type=text/javascript><!--
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) {
debugger
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() {
debugger
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";
}
//-->
</SCRIPT>
<META content="MSHTML 6.00.6000.16809" name=GENERATOR></HEAD>
<BODY>
<DIV id=center>
<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>
<DIV id=TXTBOX></DIV></DIV></DIV>
<DIV id=imgsrc style="VISIBILITY: hidden">
<IMG alt="In the early morning he departed." src="http://www.lanrentuku.com/down/js/images/12499727220.jpg">
<IMG alt="Believing she had dreamed of the roar of his bike," src="http://www.lanrentuku.com/down/js/images/12499727221.jpg">
<IMG alt="she woke up to the sunshine in her eyelids." src="http://www.lanrentuku.com/down/js/images/12499727222.jpg">
</DIV>
</BODY></HTML>以上所述是小编给大家介绍的原生JS实现图片翻书效果，希望对大家有所帮助，如果大家有任何疑问请给我留言，小编会及时回复大家的。在此也非常感谢大家对phperz网站的支持！