asp怎样使图片循环滚动首尾图片相接
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把Up设为false会横向切换
<script>
var $ = function (id) {
return "string" == typeof id ? document.getElementById(id) : id;
};
var Class = {
create: function () {
return function () {
this.initialize.apply(this, arguments);
}
}
}
Object.extend = function (destination, source) {
for (var property in source) {
destination[property] = source[property];
}
return destination;
}
var TransformView = Class.create();
TransformView.prototype = {
//容器对象,滑动对象,切换参数,切换数量
initialize: function (container, slider, parameter, count, options) {
if (parameter <= 0 || count <= 0) return;
var oContainer = $(container), oSlider = $(slider), oThis = this;
this.Index = 0; //当前索引
this._timer = null; //定时器
this._slider = oSlider; //滑动对象
this._parameter = parameter; //切换参数
this._count = count || 0; //切换数量
this._target = 0; //目标参数
this.SetOptions(options);
this.Up = !!this.options.Up;
this.Step = Math.abs(this.options.Step);
this.Time = Math.abs(this.options.Time);
this.Auto = !!this.options.Auto;
this.Pause = Math.abs(this.options.Pause);
this.onStart = this.options.onStart;
this.onFinish = this.options.onFinish;
oContainer.style.overflow = "hidden";
oContainer.style.position = "relative";
oContainer.style.height="768px";
oSlider.style.position = "absolute";
oSlider.style.top = oSlider.style.left = 0;
},
//设置默认属性
SetOptions: function (options) {
this.options = {//默认值
Up: true, //是否向上(否则向左)
Step: 20, //滑动变化率
Time: 10, //滑动延时
Auto: true, //是否自动转换
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
};
Object.extend(this.options, options || {});
},
//开始切换设置
Start: function () {
if (this.Index < 0) {
this.Index = this._count - 1;
} else if (this.Index >= this._count) { this.Index = 0; }
this._target = -1 * this._parameter * this.Index;
this.onStart();
this.Move();
},
//移动
Move: function () {
clearTimeout(this._timer);
var oThis = this, style = this.Up ? "top" : "left", iNow = parseInt(this._slider.style[style]) || 0, iStep = this.GetStep(this._target, iNow);
if (iStep != 0) {
this._slider.style[style] = (iNow + iStep) + "px";
this._timer = setTimeout(function () { oThis.Move(); }, this.Time);
} else {
this._slider.style[style] = this._target + "px";
this.onFinish();
if (this.Auto) { this._timer = setTimeout(function () { oThis.Index++; oThis.Start(); }, this.Pause); }
}
},
//获取步长
GetStep: function (iTarget, iNow) {
var iStep = (iTarget - iNow) / this.Step;
if (iStep == 0) return 0;
if (Math.abs(iStep) < 1) return (iStep > 0 ? 1 : -1);
return iStep;
},
//停止
Stop: function (iTarget, iNow) {
clearTimeout(this._timer);
this._slider.style[this.Up ? "top" : "left"] = this._target + "px";
}
};
window.onload = function () {
var i = 0;
// var objs = $("idSlider").getElementsByTagName("li");
var tv = new TransformView("idTransformView", "idSlider", 700, 3, {
onStart: function () { } //按钮样式
});
tv.Start();
// Each(objs, function (o, i) {
// o.onmouseover = function () {
// o.className = "on";
// tv.Auto = false;
// tv.Index = i;
// tv.Start();
// }
// o.onmouseout = function () {
// o.className = "";
// tv.Auto = true;
// tv.Start();
// }
// })
$("Button1").onclick = function () {
tv.Auto = false;
tv.Index = i;
i++;
if (i == 3) i = 0;
tv.Start();
}
}
</script>
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<div class="container" id="idTransformView">
<ul class="slider" id="idSlider">
<li><img height="700px" src="images/01.jpg"/></li>
<li><img style=" width:100px;" height="700px" src="images/02.jpg"/></li>
<li><img height="700px" src="images/03.jpg"/></li>
</ul>
</div>
<div style=" position:absolute; top: 752px; left: 442px;">
<input id="Button1" type="button" value="点击设为手动切换" /> </div>
</div>
</form>
</body>
把Up设为false会横向切换
<script>
var $ = function (id) {
return "string" == typeof id ? document.getElementById(id) : id;
};
var Class = {
create: function () {
return function () {
this.initialize.apply(this, arguments);
}
}
}
Object.extend = function (destination, source) {
for (var property in source) {
destination[property] = source[property];
}
return destination;
}
var TransformView = Class.create();
TransformView.prototype = {
//容器对象,滑动对象,切换参数,切换数量
initialize: function (container, slider, parameter, count, options) {
if (parameter <= 0 || count <= 0) return;
var oContainer = $(container), oSlider = $(slider), oThis = this;
this.Index = 0; //当前索引
this._timer = null; //定时器
this._slider = oSlider; //滑动对象
this._parameter = parameter; //切换参数
this._count = count || 0; //切换数量
this._target = 0; //目标参数
this.SetOptions(options);
this.Up = !!this.options.Up;
this.Step = Math.abs(this.options.Step);
this.Time = Math.abs(this.options.Time);
this.Auto = !!this.options.Auto;
this.Pause = Math.abs(this.options.Pause);
this.onStart = this.options.onStart;
this.onFinish = this.options.onFinish;
oContainer.style.overflow = "hidden";
oContainer.style.position = "relative";
oContainer.style.height="768px";
oSlider.style.position = "absolute";
oSlider.style.top = oSlider.style.left = 0;
},
//设置默认属性
SetOptions: function (options) {
this.options = {//默认值
Up: true, //是否向上(否则向左)
Step: 20, //滑动变化率
Time: 10, //滑动延时
Auto: true, //是否自动转换
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
};
Object.extend(this.options, options || {});
},
//开始切换设置
Start: function () {
if (this.Index < 0) {
this.Index = this._count - 1;
} else if (this.Index >= this._count) { this.Index = 0; }
this._target = -1 * this._parameter * this.Index;
this.onStart();
this.Move();
},
//移动
Move: function () {
clearTimeout(this._timer);
var oThis = this, style = this.Up ? "top" : "left", iNow = parseInt(this._slider.style[style]) || 0, iStep = this.GetStep(this._target, iNow);
if (iStep != 0) {
this._slider.style[style] = (iNow + iStep) + "px";
this._timer = setTimeout(function () { oThis.Move(); }, this.Time);
} else {
this._slider.style[style] = this._target + "px";
this.onFinish();
if (this.Auto) { this._timer = setTimeout(function () { oThis.Index++; oThis.Start(); }, this.Pause); }
}
},
//获取步长
GetStep: function (iTarget, iNow) {
var iStep = (iTarget - iNow) / this.Step;
if (iStep == 0) return 0;
if (Math.abs(iStep) < 1) return (iStep > 0 ? 1 : -1);
return iStep;
},
//停止
Stop: function (iTarget, iNow) {
clearTimeout(this._timer);
this._slider.style[this.Up ? "top" : "left"] = this._target + "px";
}
};
window.onload = function () {
var i = 0;
// var objs = $("idSlider").getElementsByTagName("li");
var tv = new TransformView("idTransformView", "idSlider", 700, 3, {
onStart: function () { } //按钮样式
});
tv.Start();
// Each(objs, function (o, i) {
// o.onmouseover = function () {
// o.className = "on";
// tv.Auto = false;
// tv.Index = i;
// tv.Start();
// }
// o.onmouseout = function () {
// o.className = "";
// tv.Auto = true;
// tv.Start();
// }
// })
$("Button1").onclick = function () {
tv.Auto = false;
tv.Index = i;
i++;
if (i == 3) i = 0;
tv.Start();
}
}
</script>
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<div class="container" id="idTransformView">
<ul class="slider" id="idSlider">
<li><img height="700px" src="images/01.jpg"/></li>
<li><img style=" width:100px;" height="700px" src="images/02.jpg"/></li>
<li><img height="700px" src="images/03.jpg"/></li>
</ul>
</div>
<div style=" position:absolute; top: 752px; left: 442px;">
<input id="Button1" type="button" value="点击设为手动切换" /> </div>
</div>
</form>
</body>
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