javascript幻灯片

最新推荐文章于 2024-10-18 15:05:11 发布

转载最新推荐文章于 2024-10-18 15:05:11 发布 · 64 阅读

0 ·

CC 4.0 BY-SA版权

原文链接：http://www.cnblogs.com/jinweida/archive/2008/07/07/1237345.html

文章标签：

#javascript #ViewUI

本文介绍了一个基于HTML和JavaScript的简易广告轮播器的实现方法。通过设置图片宽度、高度及旋转速度等参数，实现了图片的自动切换，并且可以通过点击选择特定的广告图片。

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">

<HTML>

<HEAD>

<TITLE> New Document </TITLE>

</HEAD>

<BODY>

<!--

function adRotator()

{};

adRotator.initialize=function(o)

{

// script by blueDestiny

this._t = new Array();

this._l = new Array();

this._p = new Array();

this._i = new Image();

this._c = 0;

this._f = false;

this._o = o;

this._timeout = null;

this._html = "";

// configration.

// @ image width

// @ image height

// @ rotator speed

// @ filter type

this._w = 202;

this._h = 300;

this._s = 3;

this._x = 23;

return this;

};

adRotator.add=function(p,t,l)

{ with (this)

{

_p.push(p);

_t.push(t);

_l.push(l);

}};

adRotator.load=function()

{ with (adRotator)

{

if( _i.readyState=='complete' )

{

if(_p.length-1==_c)

{

_f = true;

_c = 0;

window.clearTimeout(_timeout);

//getRef("AdRotator").innerHTML="complete";

adRotator.play();

}

else

{

_c++;

getRef(_o).innerHTML="total images " + _p.length + ", loading picture " + _c + ' ' + _i.readyState + "

_timeout=window.setTimeout(adRotator.load,10)

}

else

{

getRef(_o).innerHTML="total images " + _p.length + ", loading picture " + _c + ' ' + _i.readyState + "

_timeout=window.setTimeout(adRotator.load,10)

}

}};

adRotator.play=function()

{ with (adRotator)

{

if( _f )

{

_html = "";

_html += '<table style="border:0px solid #333333;" bgcolor="#ff0000"><tr><td style="font-size:9pt;font-family:tahoma;font-weight:bold;">'

_html += '<div id="rotatorPlayer"'

+ ' style="width:' + _w + ''

+ ';height:"' + _h + '"'

+ '>'

_html += '<a href="' + ( _l[_c] ? _l[_c] : "javascript:void(0);" ) + '">';

_html += '<img id="rotatorPic" src="' + _p[_c] + '"'

+ ' width="' + _w + '"'

+ ' height="' + _h + '"'

+ (_t[_c]?' title="' + _t[_c] + '"':'')

+ ' style="border:1px solid blue;FILTER:revealTrans(transition=' + _x + ',duration=1);"'

+ ' >';

_html += '</a>';

_html += "</div>";

_html += '<div align="right">';

_html += '<span style="height:23px"></span>';

for(var i=0; i<_p.length; i++)

_html += '<span'

+ ' style="border:1px solid #333333;padding:1px;height:20px;text-align:center;cursor:'

+ (_c==i ? ('default;background-color:red;"') : 'hand;" onclick="adRotator.select(' + i + ')"')

+ '>'

+ (i>8?(i+1):('0'+(i+1)))+ '</span> ';

_html += '<span style="height:25px"></span>';

_html += (_t[_c]?('<div align="center">' + (_c+1) + '. ' + _t[_c] + '</div>'):'<p></p>');

_html += "</div></td></tr></table>";

getRef(_o).innerHTML = _html;

getRef("rotatorPic").filters[0].Apply();

getRef("rotatorPic").filters[0].Play();

next();

}

else

{

_i.src = _p[_c];

adRotator.load();

}

}};

adRotator.next=function()

{ with (this)

{

(_p.length-1==_c) ? _c=0 : _c++;

_timeout=window.setTimeout(adRotator.play,_s*1000);

}};

adRotator.select=function(i)

{ with (this)

{

window.clearTimeout(_timeout);

_c=i;

adRotator.play();

}};

adRotator.set=function(second)

{ with (this)

{

window.clearTimeout(_timeout);

if((/\d+/).test(second)==true)

{

_s=second;

adRotator.play();

}

else

{

alert("must be digit!")

adRotator.play();

}

}};

function getRef(id)

{

return (document.all?document.all(id):document.getElementById(id));

}

adRotator.initialize("AdRotator");

adRotator.add("http://img1.qq.com/ent/20060218/3215110.jpg","aa","http://www.blueidea.com")

adRotator.add("http://img1.qq.com/ent/20060218/3215111.jpg","bb","http://www.baidu.com");

adRotator.add("http://img1.qq.com/ent/20060218/3215112.jpg")

adRotator.add("http://img1.qq.com/ent/20060218/3215113.jpg")

adRotator.add("http://img1.qq.com/ent/20060218/3215114.jpg")

adRotator.play();

//-->

</SCRIPT>

</BODY>

</HTML>

转载于:https://www.cnblogs.com/jinweida/archive/2008/07/07/1237345.html