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图片友情链接滚动横向,带控制按钮

　　本文标签：图片,横向滚动,控制按钮

<title>友情链接滚动特效</title> 
<style> 
.roun .rounCenter_fh{width:248px;float:left;overflow:hidden;border-left:1px solid #D3D3D3;border-right:1px solid 
#D3D3D3;background-color: #FFFFFF;background-position: 193px top; height:133px; padding-top:8px;} 
.container, .container img{width:180px; height:50px;} 
.index_bank{width:250px; height:60px; background:url(http://files.jb51.net/demoimg/200910//bank_back.gif) no- 
repeat; padding:30px 0 0 15px;} 
</style> 
<DIV class="roun right mT8px"> 
<div class="index_bank"> 
<table width="190px" border="0" cellspacing="0" cellpadding="0"> 
<tr> 
<td><input id="idPre" type="image" src="http://files.jb51.net/demoimg/200910//bank_btn_left.gif" 
onFocus="this.blur()" /></td> 
<td><div class="container" id="idContainer2"> 
<table id="idSlider2" border="0" cellpadding="0" cellspacing="0"> 
<tr> 
<td><img src="http://files.jb51.net/demoimg/200910//bank1.gif"/></td> 
<td><img src="http://files.jb51.net/demoimg/200910//bank2.gif"/></td> 
<td><img src="http://files.jb51.net/demoimg/200910//bank3.gif"/></td> 
<td><img src="http://files.jb51.net/demoimg/200910//bank4.gif"/></td> 
<td><img src="http://files.jb51.net/demoimg/200910//bank5.gif"/></td> 
<td><img src="http://files.jb51.net/demoimg/200910//bank6.gif"/></td> 
<td><img src="http://files.jb51.net/demoimg/200910//bank7.gif"/></td> 
</tr> 
</table> 
</div></td> 
<td><input id="idNext" type="image" src="http://files.jb51.net/demoimg/200910//bank_btn_right.gif" 
onFocus="this.blur()" /></td> 
</tr> 
</table> 
</div> 
<script> 
var $ = function (id) { 
    return "string" == typeof id ? document.getElementById(id) : id; 
}; 
var Extend = function(destination, source) { 
    for (var property in source) { 
        destination[property] = source[property]; 
    } 
    return destination; 
} 
var CurrentStyle = function(element){ 
    return element.currentStyle || document.defaultView.getComputedStyle(element, null); 
} 
var Bind = function(object, fun) { 
    var args = Array.prototype.slice.call(arguments).slice(2); 
    return function() { 
        return fun.apply(object, args.concat(Array.prototype.slice.call(arguments))); 
    } 
} 
var Tween = { 
    Quart: { 
        easeOut: function(t,b,c,d){ 
            return -c * ((t=t/d-1)*t*t*t - 1) + b; 
        } 
    }, 
    Back: { 
        easeOut: function(t,b,c,d,s){ 
            if (s == undefined) s = 1.70158; 
            return c*((t=t/d-1)*t*((s+1)*t + s) + 1) + b; 
        } 
    }, 
     Bounce: { 
        easeOut: function(t,b,c,d){ 
            if ((t/=d) < (1/2.75)) { 
                return c*(7.5625*t*t) + b; 
            } else if (t < (2/2.75)) { 
                return c*(7.5625*(t-=(1.5/2.75))*t + .75) + b; 
            } else if (t < (2.5/2.75)) { 
                return c*(7.5625*(t-=(2.25/2.75))*t + .9375) + b; 
            } else { 
                return c*(7.5625*(t-=(2.625/2.75))*t + .984375) + b; 
            } 
        } 
    } 
} 
//容器对象,滑动对象,切换数量 
var SlideTrans = function(container, slider, count, options) { 
    this._slider = $(slider); 
    this._container = $(container);//容器对象 
    this._timer = null;//定时器 
    this._count = Math.abs(7);//切换数量 
    this._target = 0;//目标值 
    this._t = this._b = this._c = 0;//tween参数 
    this.Index = 0;//当前索引 
    this.SetOptions(options);     
    this.Auto = !!this.options.Auto; 
    this.Duration = Math.abs(this.options.Duration); 
    this.Time = Math.abs(this.options.Time); 
    this.Pause = Math.abs(this.options.Pause); 
    this.Tween = this.options.Tween; 
    this.onStart = this.options.onStart; 
    this.onFinish = this.options.onFinish; 
     
    var bVertical = !!this.options.Vertical; 
    this._css = bVertical ? "left" : "left";//方向 
     
    //样式设置 
    var p = CurrentStyle(this._container).position; 
    p == "relative" || p == "absolute" || (this._container.style.position = "relative"); 
    this._container.style.overflow = "hidden"; 
    this._slider.style.position = "absolute"; 
     
    this.Change = this.options.Change ? this.options.Change : 
        this._slider[bVertical ? "offsetHeight" : "offsetWidth"] / this._count; 
}; 
SlideTrans.prototype = { 
//设置默认属性 
SetOptions: function(options) { 
    this.options = {//默认值 
        Vertical:    true,//滚动方向，这里是垂直，已固定，且不能修改） 
        Auto:        true,//是否自动 
        Change:        0,//改变量 
        Duration:    50,//滑动持续时间 
        Time:        10,//滑动延时 
        Pause:        2000,//停顿时间(Auto为true时有效) 
        onStart:    function(){},//开始转换时执行 
        onFinish:    function(){},//完成转换时执行 
        Tween:        Tween.Quart.easeOut//tween算子 
    }; 
    Extend(this.options, options || {}); 
}, 
//开始切换 
Run: function(index) { 
    //修正index 
    index == undefined && (index = this.Index); 
    index < 0 && (index = this._count - 1) || index >= this._count && (index = 0); 
    //设置参数 
    this._target = -Math.abs(this.Change) * (this.Index = index); 
    this._t = 0; 
    this._b = parseInt(CurrentStyle(this._slider)[this.options.Vertical ? "top" : "left"]); 
    this._c = this._target - this._b; 
     
    this.onStart(); 
    this.Move(); 
}, 
//移动 
Move: function() { 
    clearTimeout(this._timer); 
    //未到达目标继续移动否则进行下一次滑动 
    if (this._c && this._t < this.Duration) { 
        this.MoveTo(Math.round(this.Tween(this._t++, this._b, this._c, this.Duration))); 
        this._timer = setTimeout(Bind(this, this.Move), this.Time); 
    }else{ 
        this.MoveTo(this._target); 
        this.Auto && (this._timer = setTimeout(Bind(this, this.Next), this.Pause)); 
    } 
}, 
//移动到 
MoveTo: function(i) { 
    this._slider.style[this._css] = i + "px"; 
}, 
//下一个 
Next: function() { 
    this.Run(++this.Index); 
}, 
//上一个 
Previous: function() { 
    this.Run(--this.Index); 
}, 
//停止 
Stop: function() { 
    clearTimeout(this._timer); this.MoveTo(this._target); 
} 
}; 
var forEach = function(array, callback, thisObject){ 
    if(array.forEach){ 
        array.forEach(callback, thisObject); 
    }else{ 
        for (var i = 0, len = array.length; i < len; i++) { callback.call(thisObject, array[i], i, array); } 
    } 
} 
var st = new SlideTrans("idContainer2", "idSlider2", 3, { Vertical: false }); 
var nums = []; 
forEach(nums, function(o, i){ 
    o.onmouseover = function(){ o.className = "on"; st.Auto = false; st.Run(i); } 
    o.onmouseout = function(){ o.className = ""; st.Auto = true; st.Run(); } 
}) 
//设置按钮样式 
st.onStart = function(){ 
    forEach(nums, function(o, i){ o.className = st.Index == i ? "on" : ""; }) 
} 
$("idNext").onclick = function(){ st.Next(); } 
$("idPre").onclick = function(){ st.Previous(); } 
st.Run(); 
</script>

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软件开发培训班 >> 编程开发 >> JavaScript

图片友情链接滚动 横向,带控制按钮

图片友情链接滚动横向,带控制按钮