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  • jquery——移动端滚动条插件iScroll.js

    官网:http://cubiq.org/iscroll-5

    demo:

    滚动刷新:http://cubiq.org/dropbox/iscroll4/examples/pull-to-refresh/

      'Carousel' demo

    iScroll功能很强大,目前我只用来 自定义滚动条 以下简单介绍一下iscrol在移动端自定义滚动条时的使用和注意事项。

    一、用法

    iScroll对要滚动的元素进行初始化,且不限制一个页面中使用iScroll的元素个数。

    使用iScroll时,DOM树的结构要足够简单,移除不必要的标签,避免过多的标签嵌套。

    1、html部分

    1.1、最优最简单的iScroll结构

    <div id="wrapper">
            <ul>
                   <li></li>
                   .....
            </ul>
    </div>

    本例中,ul标签将被滚动。iScroll一定要与滚动内容外的wrapper配合才能生效

    1.2、只有wrapper里的第一个子元素才可以滚动 

    因为只有wrapper里的第一个子元素才科院滚动,所以要让多个元素滚动 ,写法如下:

    <div id="wrapper">
            <div id="scroller">
                   <ul>
                        <li></li>
                         ...
                    </ul>
                    <ul>
                         <li></li>
                         ...
                    </ul>
           </div>
    </div>

    scroller这个元素可以滚动,即便它包含两个ul元素。

    2、js调用部分 

    2.1 、使用onDomContentLoaded事件实现滚动

    适用于滚动内容只包含文字、图片,并且所有的图片都有固定的尺寸    

    <script src="iscroll.js"></script>
    <script>
            var myscroll; //myscroll是全局变量,可以在任意地方调用
            function loaded(){
                       myscroll=new iScroll("wrapper");
             }
    window.addEventListener(
    "DOMContentLoaded",loaded,false); </script>

    2.2、使用onLoad事件实现滚动

    因为DOMContentLoaded事件是载入DOM结构后就会被调用,所以在图片等元素未载入前可能无法确定滚动区域的长宽,此时可以使用onLoad事件来实现。

    <script src="iscroll.js"><script>
    <script>
                var myscroll;
                function loaded(){
               setTimeout(function(){
                        myscroll=new iScroll("wrapper");
                 },100 );
            }
            window.addEventListener("load",loaded,false);
     </script>

    这种情况下iScroll会在页面资源(包括图片)加载完毕100ms之后得到初始化,这应该是一种比较安全的调用iScroll的方式。

    2.3、弹框中的滚动条加载 

    弹框一般用display:none和display:block切换来实现。 

    display:none的元素浏览器没有渲染,所以无法计算滚动内容的高度。

    所以在弹框调用show()显示出来后,再实例化滚动条区域。如下:

    $("#mobile_show_duobao_all_num").show();
    new iScroll('tc-wrapper2', {
        scrollbarClass: 'myScrollbar' ,
        hScrollbar:false,
        vScroll:true,
        hideScrollbar: false //是否隐藏滚动条  
    });      

    提示:出现滑动屏幕时,整个页面滑动的兼容性问题,解决办法如下:

    document.addEventListener('touchmove', function (e) { e.preventDefault(); }, false);

    2.4、iScroll传参

    iScroll里的第二个参数允许你自定义一些内容,比如是否隐藏滚动条等。常用参数如下:

    hScroll                 false 禁止横向滚动 true横向滚动 默认为true
    vScroll                 false 精致垂直滚动 true垂直滚动 默认为true
    hScrollbar            false隐藏水平方向上的滚动条
    vScrollbar            false 隐藏垂直方向上的滚动条
    fixedScrollbar      在iOS系统上,当元素拖动超出了scroller的边界时,滚动条会收缩,设置为true可以禁止滚动条超出
                              scroller的可见区域。默认在Android上为true, iOS上为false
    fadeScrollbar     false 指定在无渐隐效果时隐藏滚动条
    hideScrollbar     在没有用户交互时隐藏滚动条 默认为true
    bounce             启用或禁用边界的反弹,默认为true
    momentum       启用或禁用惯性,默认为true,此参数在你想要保存资源的时候非常有用
    lockDirection       false取消拖动方向的锁定, true拖动只能在一个方向上(up/down 或者left/right)

    2.5、通用方法

    refresh     在DOM树发生变化时,应该调用此方法

    eg: setTimeout(function () { myScroll.refresh(); }, 0); 

    3、css部分

     自定义滚动条样式时需要给滚动条添加一个class参数,如下

    var myscroll=new iScroll("wrapper",{
      scrollbarClass: "myScrollbar"
    });

    滚动条是由两个元素组合而成的:容器和显示器。容器wrapper的高度相同,而显示器则代表的是滚动条本身。

    html结果如下:

    <div class="myScrollbarV">
        <div></div>
    </div>

    css如下,可以自行修改:

    @charset "utf-8";
    /* CSS Document */
    
    
    /**
     *
     * Horizontal Scrollbar
     *
     */
    .myScrollbarH {
        position:absolute;
        z-index:100;
        height:8px;
        bottom:1px;
        left:2px;
        right:7px
    }
    
    .myScrollbarH > div {
        position:absolute;
        z-index:100;
        height:100%;
    
        /* The following is probably what you want to customize */
        background-image:-webkit-gradient(linear, 0 0, 100% 0, from(#a00), to(#f00));
        background-image:-moz-linear-gradient(top, #f00, #900);
        background-image:-o-linear-gradient(top, #f00, #900);
    
        border:1px solid #900;
        -webkit-background-clip:padding-box;
        -moz-background-clip:padding-box;
        -o-background-clip:padding-box;
        background-clip:padding-box;
        
        -webkit-box-sizing:border-box;
        -moz-box-sizing:border-box;
        -o-box-sizing:border-box;
        box-sizing:border-box;
        
        -webkit-border-radius:4px;
        -moz-border-radius:4px;
        -o-border-radius:4px;
        border-radius:4px;
        
        -webkit-box-shadow:inset 1px 1px 0 rgba(255,255,255,0.5);
        -moz-box-shadow:inset 1px 1px 0 rgba(255,255,255,0.5);
        -o-box-shadow:inset 1px 1px 0 rgba(255,255,255,0.5);
        box-shadow:inset 1px 1px 0 rgba(255,255,255,0.5);
    }
    
    
    /**
     *
     * Vertical Scrollbar
     *
     */
    .myScrollbarV {
        position:absolute;
        z-index:100;
        width:8px;bottom:7px;top:2px;right:1px
    }
    
    .myScrollbarV > div {
        position:absolute;
        z-index:100;
        width:100%;
    
        /* The following is probably what you want to customize */
        background:-webkit-gradient(linear, 0 0, 100% 0, from(#f00), to(#900));
        background-image:-moz-linear-gradient(top, #f00, #900);
        background-image:-o-linear-gradient(top, #f00, #900);
    
        border:1px solid #900;
    
        -webkit-background-clip:padding-box;
        -moz-background-clip:padding-box;
        -o-background-clip:padding-box;
        background-clip:padding-box;
        
        -webkit-box-sizing:border-box;
        -moz-box-sizing:border-box;
        -o-box-sizing:border-box;
        box-sizing:border-box;
        
        -webkit-border-radius:4px;
        -moz-border-radius:4px;
        -o-border-radius:4px;
        border-radius:4px;
        
        -webkit-box-shadow:inset 1px 1px 0 rgba(255,255,255,0.5);
        -moz-box-shadow:inset 1px 1px 0 rgba(255,255,255,0.5);
        -o-box-shadow:inset 1px 1px 0 rgba(255,255,255,0.5);
        box-shadow:inset 1px 1px 0 rgba(255,255,255,0.5);
    }

    二、示例

    1、html+js

    iScroll.js

    /*!
     * iScroll v4.2.5 ~ Copyright (c) 2012 Matteo Spinelli, http://cubiq.org
     * Released under MIT license, http://cubiq.org/license
     */
    (function(window, doc){
    var m = Math,
        dummyStyle = doc.createElement('div').style,
        vendor = (function () {
            var vendors = 't,webkitT,MozT,msT,OT'.split(','),
                t,
                i = 0,
                l = vendors.length;
    
            for ( ; i < l; i++ ) {
                t = vendors[i] + 'ransform';
                if ( t in dummyStyle ) {
                    return vendors[i].substr(0, vendors[i].length - 1);
                }
            }
    
            return false;
        })(),
        cssVendor = vendor ? '-' + vendor.toLowerCase() + '-' : '',
    
        // Style properties
        transform = prefixStyle('transform'),
        transitionProperty = prefixStyle('transitionProperty'),
        transitionDuration = prefixStyle('transitionDuration'),
        transformOrigin = prefixStyle('transformOrigin'),
        transitionTimingFunction = prefixStyle('transitionTimingFunction'),
        transitionDelay = prefixStyle('transitionDelay'),
    
        // Browser capabilities
        isAndroid = (/android/gi).test(navigator.appVersion),
        isIDevice = (/iphone|ipad/gi).test(navigator.appVersion),
        isTouchPad = (/hp-tablet/gi).test(navigator.appVersion),
    
        has3d = prefixStyle('perspective') in dummyStyle,
        hasTouch = 'ontouchstart' in window && !isTouchPad,
        hasTransform = vendor !== false,
        hasTransitionEnd = prefixStyle('transition') in dummyStyle,
    
        RESIZE_EV = 'onorientationchange' in window ? 'orientationchange' : 'resize',
        START_EV = hasTouch ? 'touchstart' : 'mousedown',
        MOVE_EV = hasTouch ? 'touchmove' : 'mousemove',
        END_EV = hasTouch ? 'touchend' : 'mouseup',
        CANCEL_EV = hasTouch ? 'touchcancel' : 'mouseup',
        TRNEND_EV = (function () {
            if ( vendor === false ) return false;
    
            var transitionEnd = {
                    ''            : 'transitionend',
                    'webkit'    : 'webkitTransitionEnd',
                    'Moz'        : 'transitionend',
                    'O'            : 'otransitionend',
                    'ms'        : 'MSTransitionEnd'
                };
    
            return transitionEnd[vendor];
        })(),
    
        nextFrame = (function() {
            return window.requestAnimationFrame ||
                window.webkitRequestAnimationFrame ||
                window.mozRequestAnimationFrame ||
                window.oRequestAnimationFrame ||
                window.msRequestAnimationFrame ||
                function(callback) { return setTimeout(callback, 1); };
        })(),
        cancelFrame = (function () {
            return window.cancelRequestAnimationFrame ||
                window.webkitCancelAnimationFrame ||
                window.webkitCancelRequestAnimationFrame ||
                window.mozCancelRequestAnimationFrame ||
                window.oCancelRequestAnimationFrame ||
                window.msCancelRequestAnimationFrame ||
                clearTimeout;
        })(),
    
        // Helpers
        translateZ = has3d ? ' translateZ(0)' : '',
    
        // Constructor
        iScroll = function (el, options) {
            var that = this,
                i;
    
            that.wrapper = typeof el == 'object' ? el : doc.getElementById(el);
            that.wrapper.style.overflow = 'hidden';
            that.scroller = that.wrapper.children[0];
    
            // Default options
            that.options = {
                hScroll: true,
                vScroll: true,
                x: 0,
                y: 0,
                bounce: true,
                bounceLock: false,
                momentum: true,
                lockDirection: true,
                useTransform: true,
                useTransition: false,
                topOffset: 0,
                checkDOMChanges: false,        // Experimental
                handleClick: true,
    
                // Scrollbar
                hScrollbar: true,
                vScrollbar: true,
                fixedScrollbar: isAndroid,
                hideScrollbar: isIDevice,
                fadeScrollbar: isIDevice && has3d,
                scrollbarClass: '',
    
                // Zoom
                zoom: false,
                zoomMin: 1,
                zoomMax: 4,
                doubleTapZoom: 2,
                wheelAction: 'scroll',
    
                // Snap
                snap: false,
                snapThreshold: 1,
    
                // Events
                onRefresh: null,
                onBeforeScrollStart: function (e) { e.preventDefault(); },
                onScrollStart: null,
                onBeforeScrollMove: null,
                onScrollMove: null,
                onBeforeScrollEnd: null,
                onScrollEnd: null,
                onTouchEnd: null,
                onDestroy: null,
                onZoomStart: null,
                onZoom: null,
                onZoomEnd: null
            };
    
            // User defined options
            for (i in options) that.options[i] = options[i];
            
            // Set starting position
            that.x = that.options.x;
            that.y = that.options.y;
    
            // Normalize options
            that.options.useTransform = hasTransform && that.options.useTransform;
            that.options.hScrollbar = that.options.hScroll && that.options.hScrollbar;
            that.options.vScrollbar = that.options.vScroll && that.options.vScrollbar;
            that.options.zoom = that.options.useTransform && that.options.zoom;
            that.options.useTransition = hasTransitionEnd && that.options.useTransition;
    
            // Helpers FIX ANDROID BUG!
            // translate3d and scale doesn't work together!
            // Ignoring 3d ONLY WHEN YOU SET that.options.zoom
            if ( that.options.zoom && isAndroid ){
                translateZ = '';
            }
            
            // Set some default styles
            that.scroller.style[transitionProperty] = that.options.useTransform ? cssVendor + 'transform' : 'top left';
            that.scroller.style[transitionDuration] = '0';
            that.scroller.style[transformOrigin] = '0 0';
            if (that.options.useTransition) that.scroller.style[transitionTimingFunction] = 'cubic-bezier(0.33,0.66,0.66,1)';
            
            if (that.options.useTransform) that.scroller.style[transform] = 'translate(' + that.x + 'px,' + that.y + 'px)' + translateZ;
            else that.scroller.style.cssText += ';position:absolute;top:' + that.y + 'px;left:' + that.x + 'px';
    
            if (that.options.useTransition) that.options.fixedScrollbar = true;
    
            that.refresh();
    
            that._bind(RESIZE_EV, window);
            that._bind(START_EV);
            if (!hasTouch) {
                if (that.options.wheelAction != 'none') {
                    that._bind('DOMMouseScroll');
                    that._bind('mousewheel');
                }
            }
    
            if (that.options.checkDOMChanges) that.checkDOMTime = setInterval(function () {
                that._checkDOMChanges();
            }, 500);
        };
    
    // Prototype
    iScroll.prototype = {
        enabled: true,
        x: 0,
        y: 0,
        steps: [],
        scale: 1,
        currPageX: 0, currPageY: 0,
        pagesX: [], pagesY: [],
        aniTime: null,
        wheelZoomCount: 0,
        
        handleEvent: function (e) {
            var that = this;
            switch(e.type) {
                case START_EV:
                    if (!hasTouch && e.button !== 0) return;
                    that._start(e);
                    break;
                case MOVE_EV: that._move(e); break;
                case END_EV:
                case CANCEL_EV: that._end(e); break;
                case RESIZE_EV: that._resize(); break;
                case 'DOMMouseScroll': case 'mousewheel': that._wheel(e); break;
                case TRNEND_EV: that._transitionEnd(e); break;
            }
        },
        
        _checkDOMChanges: function () {
            if (this.moved || this.zoomed || this.animating ||
                (this.scrollerW == this.scroller.offsetWidth * this.scale && this.scrollerH == this.scroller.offsetHeight * this.scale)) return;
    
            this.refresh();
        },
        
        _scrollbar: function (dir) {
            var that = this,
                bar;
    
            if (!that[dir + 'Scrollbar']) {
                if (that[dir + 'ScrollbarWrapper']) {
                    if (hasTransform) that[dir + 'ScrollbarIndicator'].style[transform] = '';
                    that[dir + 'ScrollbarWrapper'].parentNode.removeChild(that[dir + 'ScrollbarWrapper']);
                    that[dir + 'ScrollbarWrapper'] = null;
                    that[dir + 'ScrollbarIndicator'] = null;
                }
    
                return;
            }
    
            if (!that[dir + 'ScrollbarWrapper']) {
                // Create the scrollbar wrapper
                bar = doc.createElement('div');
    
                if (that.options.scrollbarClass) bar.className = that.options.scrollbarClass + dir.toUpperCase();
                else bar.style.cssText = 'position:absolute;z-index:100;' + (dir == 'h' ? 'height:7px;bottom:1px;left:2px;right:' + (that.vScrollbar ? '7' : '2') + 'px' : '7px;bottom:' + (that.hScrollbar ? '7' : '2') + 'px;top:2px;right:1px');
    
                bar.style.cssText += ';pointer-events:none;' + cssVendor + 'transition-property:opacity;' + cssVendor + 'transition-duration:' + (that.options.fadeScrollbar ? '350ms' : '0') + ';overflow:hidden;opacity:' + (that.options.hideScrollbar ? '0' : '1');
    
                that.wrapper.appendChild(bar);
                that[dir + 'ScrollbarWrapper'] = bar;
    
                // Create the scrollbar indicator
                bar = doc.createElement('div');
                if (!that.options.scrollbarClass) {
                    bar.style.cssText = 'position:absolute;z-index:100;background:rgba(0,0,0,0.5);border:1px solid rgba(255,255,255,0.9);' + cssVendor + 'background-clip:padding-box;' + cssVendor + 'box-sizing:border-box;' + (dir == 'h' ? 'height:100%' : '100%') + ';' + cssVendor + 'border-radius:3px;border-radius:3px';
                }
                bar.style.cssText += ';pointer-events:none;' + cssVendor + 'transition-property:' + cssVendor + 'transform;' + cssVendor + 'transition-timing-function:cubic-bezier(0.33,0.66,0.66,1);' + cssVendor + 'transition-duration:0;' + cssVendor + 'transform: translate(0,0)' + translateZ;
                if (that.options.useTransition) bar.style.cssText += ';' + cssVendor + 'transition-timing-function:cubic-bezier(0.33,0.66,0.66,1)';
    
                that[dir + 'ScrollbarWrapper'].appendChild(bar);
                that[dir + 'ScrollbarIndicator'] = bar;
            }
    
            if (dir == 'h') {
                that.hScrollbarSize = that.hScrollbarWrapper.clientWidth;
                that.hScrollbarIndicatorSize = m.max(m.round(that.hScrollbarSize * that.hScrollbarSize / that.scrollerW), 8);
                that.hScrollbarIndicator.style.width = that.hScrollbarIndicatorSize + 'px';
                that.hScrollbarMaxScroll = that.hScrollbarSize - that.hScrollbarIndicatorSize;
                that.hScrollbarProp = that.hScrollbarMaxScroll / that.maxScrollX;
            } else {
                that.vScrollbarSize = that.vScrollbarWrapper.clientHeight;
                that.vScrollbarIndicatorSize = m.max(m.round(that.vScrollbarSize * that.vScrollbarSize / that.scrollerH), 8);
                that.vScrollbarIndicator.style.height = that.vScrollbarIndicatorSize + 'px';
                that.vScrollbarMaxScroll = that.vScrollbarSize - that.vScrollbarIndicatorSize;
                that.vScrollbarProp = that.vScrollbarMaxScroll / that.maxScrollY;
            }
    
            // Reset position
            that._scrollbarPos(dir, true);
        },
        
        _resize: function () {
            var that = this;
            setTimeout(function () { that.refresh(); }, isAndroid ? 200 : 0);
        },
        
        _pos: function (x, y) {
            if (this.zoomed) return;
    
            x = this.hScroll ? x : 0;
            y = this.vScroll ? y : 0;
    
            if (this.options.useTransform) {
                this.scroller.style[transform] = 'translate(' + x + 'px,' + y + 'px) scale(' + this.scale + ')' + translateZ;
            } else {
                x = m.round(x);
                y = m.round(y);
                this.scroller.style.left = x + 'px';
                this.scroller.style.top = y + 'px';
            }
    
            this.x = x;
            this.y = y;
    
            this._scrollbarPos('h');
            this._scrollbarPos('v');
        },
    
        _scrollbarPos: function (dir, hidden) {
            var that = this,
                pos = dir == 'h' ? that.x : that.y,
                size;
    
            if (!that[dir + 'Scrollbar']) return;
    
            pos = that[dir + 'ScrollbarProp'] * pos;
    
            if (pos < 0) {
                if (!that.options.fixedScrollbar) {
                    size = that[dir + 'ScrollbarIndicatorSize'] + m.round(pos * 3);
                    if (size < 8) size = 8;
                    that[dir + 'ScrollbarIndicator'].style[dir == 'h' ? 'width' : 'height'] = size + 'px';
                }
                pos = 0;
            } else if (pos > that[dir + 'ScrollbarMaxScroll']) {
                if (!that.options.fixedScrollbar) {
                    size = that[dir + 'ScrollbarIndicatorSize'] - m.round((pos - that[dir + 'ScrollbarMaxScroll']) * 3);
                    if (size < 8) size = 8;
                    that[dir + 'ScrollbarIndicator'].style[dir == 'h' ? 'width' : 'height'] = size + 'px';
                    pos = that[dir + 'ScrollbarMaxScroll'] + (that[dir + 'ScrollbarIndicatorSize'] - size);
                } else {
                    pos = that[dir + 'ScrollbarMaxScroll'];
                }
            }
    
            that[dir + 'ScrollbarWrapper'].style[transitionDelay] = '0';
            that[dir + 'ScrollbarWrapper'].style.opacity = hidden && that.options.hideScrollbar ? '0' : '1';
            that[dir + 'ScrollbarIndicator'].style[transform] = 'translate(' + (dir == 'h' ? pos + 'px,0)' : '0,' + pos + 'px)') + translateZ;
        },
        
        _start: function (e) {
            var that = this,
                point = hasTouch ? e.touches[0] : e,
                matrix, x, y,
                c1, c2;
    
            if (!that.enabled) return;
    
            if (that.options.onBeforeScrollStart) that.options.onBeforeScrollStart.call(that, e);
    
            if (that.options.useTransition || that.options.zoom) that._transitionTime(0);
    
            that.moved = false;
            that.animating = false;
            that.zoomed = false;
            that.distX = 0;
            that.distY = 0;
            that.absDistX = 0;
            that.absDistY = 0;
            that.dirX = 0;
            that.dirY = 0;
    
            // Gesture start
            if (that.options.zoom && hasTouch && e.touches.length > 1) {
                c1 = m.abs(e.touches[0].pageX-e.touches[1].pageX);
                c2 = m.abs(e.touches[0].pageY-e.touches[1].pageY);
                that.touchesDistStart = m.sqrt(c1 * c1 + c2 * c2);
    
                that.originX = m.abs(e.touches[0].pageX + e.touches[1].pageX - that.wrapperOffsetLeft * 2) / 2 - that.x;
                that.originY = m.abs(e.touches[0].pageY + e.touches[1].pageY - that.wrapperOffsetTop * 2) / 2 - that.y;
    
                if (that.options.onZoomStart) that.options.onZoomStart.call(that, e);
            }
    
            if (that.options.momentum) {
                if (that.options.useTransform) {
                    // Very lame general purpose alternative to CSSMatrix
                    matrix = getComputedStyle(that.scroller, null)[transform].replace(/[^0-9-.,]/g, '').split(',');
                    x = +(matrix[12] || matrix[4]);
                    y = +(matrix[13] || matrix[5]);
                } else {
                    x = +getComputedStyle(that.scroller, null).left.replace(/[^0-9-]/g, '');
                    y = +getComputedStyle(that.scroller, null).top.replace(/[^0-9-]/g, '');
                }
                
                if (x != that.x || y != that.y) {
                    if (that.options.useTransition) that._unbind(TRNEND_EV);
                    else cancelFrame(that.aniTime);
                    that.steps = [];
                    that._pos(x, y);
                    if (that.options.onScrollEnd) that.options.onScrollEnd.call(that);
                }
            }
    
            that.absStartX = that.x;    // Needed by snap threshold
            that.absStartY = that.y;
    
            that.startX = that.x;
            that.startY = that.y;
            that.pointX = point.pageX;
            that.pointY = point.pageY;
    
            that.startTime = e.timeStamp || Date.now();
    
            if (that.options.onScrollStart) that.options.onScrollStart.call(that, e);
    
            that._bind(MOVE_EV, window);
            that._bind(END_EV, window);
            that._bind(CANCEL_EV, window);
        },
        
        _move: function (e) {
            var that = this,
                point = hasTouch ? e.touches[0] : e,
                deltaX = point.pageX - that.pointX,
                deltaY = point.pageY - that.pointY,
                newX = that.x + deltaX,
                newY = that.y + deltaY,
                c1, c2, scale,
                timestamp = e.timeStamp || Date.now();
    
            if (that.options.onBeforeScrollMove) that.options.onBeforeScrollMove.call(that, e);
    
            // Zoom
            if (that.options.zoom && hasTouch && e.touches.length > 1) {
                c1 = m.abs(e.touches[0].pageX - e.touches[1].pageX);
                c2 = m.abs(e.touches[0].pageY - e.touches[1].pageY);
                that.touchesDist = m.sqrt(c1*c1+c2*c2);
    
                that.zoomed = true;
    
                scale = 1 / that.touchesDistStart * that.touchesDist * this.scale;
    
                if (scale < that.options.zoomMin) scale = 0.5 * that.options.zoomMin * Math.pow(2.0, scale / that.options.zoomMin);
                else if (scale > that.options.zoomMax) scale = 2.0 * that.options.zoomMax * Math.pow(0.5, that.options.zoomMax / scale);
    
                that.lastScale = scale / this.scale;
    
                newX = this.originX - this.originX * that.lastScale + this.x,
                newY = this.originY - this.originY * that.lastScale + this.y;
    
                this.scroller.style[transform] = 'translate(' + newX + 'px,' + newY + 'px) scale(' + scale + ')' + translateZ;
    
                if (that.options.onZoom) that.options.onZoom.call(that, e);
                return;
            }
    
            that.pointX = point.pageX;
            that.pointY = point.pageY;
    
            // Slow down if outside of the boundaries
            if (newX > 0 || newX < that.maxScrollX) {
                newX = that.options.bounce ? that.x + (deltaX / 2) : newX >= 0 || that.maxScrollX >= 0 ? 0 : that.maxScrollX;
            }
            if (newY > that.minScrollY || newY < that.maxScrollY) {
                newY = that.options.bounce ? that.y + (deltaY / 2) : newY >= that.minScrollY || that.maxScrollY >= 0 ? that.minScrollY : that.maxScrollY;
            }
    
            that.distX += deltaX;
            that.distY += deltaY;
            that.absDistX = m.abs(that.distX);
            that.absDistY = m.abs(that.distY);
    
            if (that.absDistX < 6 && that.absDistY < 6) {
                return;
            }
    
            // Lock direction
            if (that.options.lockDirection) {
                if (that.absDistX > that.absDistY + 5) {
                    newY = that.y;
                    deltaY = 0;
                } else if (that.absDistY > that.absDistX + 5) {
                    newX = that.x;
                    deltaX = 0;
                }
            }
    
            that.moved = true;
            that._pos(newX, newY);
            that.dirX = deltaX > 0 ? -1 : deltaX < 0 ? 1 : 0;
            that.dirY = deltaY > 0 ? -1 : deltaY < 0 ? 1 : 0;
    
            if (timestamp - that.startTime > 300) {
                that.startTime = timestamp;
                that.startX = that.x;
                that.startY = that.y;
            }
            
            if (that.options.onScrollMove) that.options.onScrollMove.call(that, e);
        },
        
        _end: function (e) {
            if (hasTouch && e.touches.length !== 0) return;
    
            var that = this,
                point = hasTouch ? e.changedTouches[0] : e,
                target, ev,
                momentumX = { dist:0, time:0 },
                momentumY = { dist:0, time:0 },
                duration = (e.timeStamp || Date.now()) - that.startTime,
                newPosX = that.x,
                newPosY = that.y,
                distX, distY,
                newDuration,
                snap,
                scale;
    
            that._unbind(MOVE_EV, window);
            that._unbind(END_EV, window);
            that._unbind(CANCEL_EV, window);
    
            if (that.options.onBeforeScrollEnd) that.options.onBeforeScrollEnd.call(that, e);
    
            if (that.zoomed) {
                scale = that.scale * that.lastScale;
                scale = Math.max(that.options.zoomMin, scale);
                scale = Math.min(that.options.zoomMax, scale);
                that.lastScale = scale / that.scale;
                that.scale = scale;
    
                that.x = that.originX - that.originX * that.lastScale + that.x;
                that.y = that.originY - that.originY * that.lastScale + that.y;
                
                that.scroller.style[transitionDuration] = '200ms';
                that.scroller.style[transform] = 'translate(' + that.x + 'px,' + that.y + 'px) scale(' + that.scale + ')' + translateZ;
                
                that.zoomed = false;
                that.refresh();
    
                if (that.options.onZoomEnd) that.options.onZoomEnd.call(that, e);
                return;
            }
    
            if (!that.moved) {
                if (hasTouch) {
                    if (that.doubleTapTimer && that.options.zoom) {
                        // Double tapped
                        clearTimeout(that.doubleTapTimer);
                        that.doubleTapTimer = null;
                        if (that.options.onZoomStart) that.options.onZoomStart.call(that, e);
                        that.zoom(that.pointX, that.pointY, that.scale == 1 ? that.options.doubleTapZoom : 1);
                        if (that.options.onZoomEnd) {
                            setTimeout(function() {
                                that.options.onZoomEnd.call(that, e);
                            }, 200); // 200 is default zoom duration
                        }
                    } else if (this.options.handleClick) {
                        that.doubleTapTimer = setTimeout(function () {
                            that.doubleTapTimer = null;
    
                            // Find the last touched element
                            target = point.target;
                            while (target.nodeType != 1) target = target.parentNode;
    
                            if (target.tagName != 'SELECT' && target.tagName != 'INPUT' && target.tagName != 'TEXTAREA') {
                                ev = doc.createEvent('MouseEvents');
                                ev.initMouseEvent('click', true, true, e.view, 1,
                                    point.screenX, point.screenY, point.clientX, point.clientY,
                                    e.ctrlKey, e.altKey, e.shiftKey, e.metaKey,
                                    0, null);
                                ev._fake = true;
                                target.dispatchEvent(ev);
                            }
                        }, that.options.zoom ? 250 : 0);
                    }
                }
    
                that._resetPos(400);
    
                if (that.options.onTouchEnd) that.options.onTouchEnd.call(that, e);
                return;
            }
    
            if (duration < 300 && that.options.momentum) {
                momentumX = newPosX ? that._momentum(newPosX - that.startX, duration, -that.x, that.scrollerW - that.wrapperW + that.x, that.options.bounce ? that.wrapperW : 0) : momentumX;
                momentumY = newPosY ? that._momentum(newPosY - that.startY, duration, -that.y, (that.maxScrollY < 0 ? that.scrollerH - that.wrapperH + that.y - that.minScrollY : 0), that.options.bounce ? that.wrapperH : 0) : momentumY;
    
                newPosX = that.x + momentumX.dist;
                newPosY = that.y + momentumY.dist;
    
                if ((that.x > 0 && newPosX > 0) || (that.x < that.maxScrollX && newPosX < that.maxScrollX)) momentumX = { dist:0, time:0 };
                if ((that.y > that.minScrollY && newPosY > that.minScrollY) || (that.y < that.maxScrollY && newPosY < that.maxScrollY)) momentumY = { dist:0, time:0 };
            }
    
            if (momentumX.dist || momentumY.dist) {
                newDuration = m.max(m.max(momentumX.time, momentumY.time), 10);
    
                // Do we need to snap?
                if (that.options.snap) {
                    distX = newPosX - that.absStartX;
                    distY = newPosY - that.absStartY;
                    if (m.abs(distX) < that.options.snapThreshold && m.abs(distY) < that.options.snapThreshold) { that.scrollTo(that.absStartX, that.absStartY, 200); }
                    else {
                        snap = that._snap(newPosX, newPosY);
                        newPosX = snap.x;
                        newPosY = snap.y;
                        newDuration = m.max(snap.time, newDuration);
                    }
                }
    
                that.scrollTo(m.round(newPosX), m.round(newPosY), newDuration);
    
                if (that.options.onTouchEnd) that.options.onTouchEnd.call(that, e);
                return;
            }
    
            // Do we need to snap?
            if (that.options.snap) {
                distX = newPosX - that.absStartX;
                distY = newPosY - that.absStartY;
                if (m.abs(distX) < that.options.snapThreshold && m.abs(distY) < that.options.snapThreshold) that.scrollTo(that.absStartX, that.absStartY, 200);
                else {
                    snap = that._snap(that.x, that.y);
                    if (snap.x != that.x || snap.y != that.y) that.scrollTo(snap.x, snap.y, snap.time);
                }
    
                if (that.options.onTouchEnd) that.options.onTouchEnd.call(that, e);
                return;
            }
    
            that._resetPos(200);
            if (that.options.onTouchEnd) that.options.onTouchEnd.call(that, e);
        },
        
        _resetPos: function (time) {
            var that = this,
                resetX = that.x >= 0 ? 0 : that.x < that.maxScrollX ? that.maxScrollX : that.x,
                resetY = that.y >= that.minScrollY || that.maxScrollY > 0 ? that.minScrollY : that.y < that.maxScrollY ? that.maxScrollY : that.y;
    
            if (resetX == that.x && resetY == that.y) {
                if (that.moved) {
                    that.moved = false;
                    if (that.options.onScrollEnd) that.options.onScrollEnd.call(that);        // Execute custom code on scroll end
                }
    
                if (that.hScrollbar && that.options.hideScrollbar) {
                    if (vendor == 'webkit') that.hScrollbarWrapper.style[transitionDelay] = '300ms';
                    that.hScrollbarWrapper.style.opacity = '0';
                }
                if (that.vScrollbar && that.options.hideScrollbar) {
                    if (vendor == 'webkit') that.vScrollbarWrapper.style[transitionDelay] = '300ms';
                    that.vScrollbarWrapper.style.opacity = '0';
                }
    
                return;
            }
    
            that.scrollTo(resetX, resetY, time || 0);
        },
    
        _wheel: function (e) {
            var that = this,
                wheelDeltaX, wheelDeltaY,
                deltaX, deltaY,
                deltaScale;
    
            if ('wheelDeltaX' in e) {
                wheelDeltaX = e.wheelDeltaX / 12;
                wheelDeltaY = e.wheelDeltaY / 12;
            } else if('wheelDelta' in e) {
                wheelDeltaX = wheelDeltaY = e.wheelDelta / 12;
            } else if ('detail' in e) {
                wheelDeltaX = wheelDeltaY = -e.detail * 3;
            } else {
                return;
            }
            
            if (that.options.wheelAction == 'zoom') {
                deltaScale = that.scale * Math.pow(2, 1/3 * (wheelDeltaY ? wheelDeltaY / Math.abs(wheelDeltaY) : 0));
                if (deltaScale < that.options.zoomMin) deltaScale = that.options.zoomMin;
                if (deltaScale > that.options.zoomMax) deltaScale = that.options.zoomMax;
                
                if (deltaScale != that.scale) {
                    if (!that.wheelZoomCount && that.options.onZoomStart) that.options.onZoomStart.call(that, e);
                    that.wheelZoomCount++;
                    
                    that.zoom(e.pageX, e.pageY, deltaScale, 400);
                    
                    setTimeout(function() {
                        that.wheelZoomCount--;
                        if (!that.wheelZoomCount && that.options.onZoomEnd) that.options.onZoomEnd.call(that, e);
                    }, 400);
                }
                
                return;
            }
            
            deltaX = that.x + wheelDeltaX;
            deltaY = that.y + wheelDeltaY;
    
            if (deltaX > 0) deltaX = 0;
            else if (deltaX < that.maxScrollX) deltaX = that.maxScrollX;
    
            if (deltaY > that.minScrollY) deltaY = that.minScrollY;
            else if (deltaY < that.maxScrollY) deltaY = that.maxScrollY;
        
            if (that.maxScrollY < 0) {
                that.scrollTo(deltaX, deltaY, 0);
            }
        },
        
        _transitionEnd: function (e) {
            var that = this;
    
            if (e.target != that.scroller) return;
    
            that._unbind(TRNEND_EV);
            
            that._startAni();
        },
    
    
        /**
        *
        * Utilities
        *
        */
        _startAni: function () {
            var that = this,
                startX = that.x, startY = that.y,
                startTime = Date.now(),
                step, easeOut,
                animate;
    
            if (that.animating) return;
            
            if (!that.steps.length) {
                that._resetPos(400);
                return;
            }
            
            step = that.steps.shift();
            
            if (step.x == startX && step.y == startY) step.time = 0;
    
            that.animating = true;
            that.moved = true;
            
            if (that.options.useTransition) {
                that._transitionTime(step.time);
                that._pos(step.x, step.y);
                that.animating = false;
                if (step.time) that._bind(TRNEND_EV);
                else that._resetPos(0);
                return;
            }
    
            animate = function () {
                var now = Date.now(),
                    newX, newY;
    
                if (now >= startTime + step.time) {
                    that._pos(step.x, step.y);
                    that.animating = false;
                    if (that.options.onAnimationEnd) that.options.onAnimationEnd.call(that);            // Execute custom code on animation end
                    that._startAni();
                    return;
                }
    
                now = (now - startTime) / step.time - 1;
                easeOut = m.sqrt(1 - now * now);
                newX = (step.x - startX) * easeOut + startX;
                newY = (step.y - startY) * easeOut + startY;
                that._pos(newX, newY);
                if (that.animating) that.aniTime = nextFrame(animate);
            };
    
            animate();
        },
    
        _transitionTime: function (time) {
            time += 'ms';
            this.scroller.style[transitionDuration] = time;
            if (this.hScrollbar) this.hScrollbarIndicator.style[transitionDuration] = time;
            if (this.vScrollbar) this.vScrollbarIndicator.style[transitionDuration] = time;
        },
    
        _momentum: function (dist, time, maxDistUpper, maxDistLower, size) {
            var deceleration = 0.0006,
                speed = m.abs(dist) / time,
                newDist = (speed * speed) / (2 * deceleration),
                newTime = 0, outsideDist = 0;
    
            // Proportinally reduce speed if we are outside of the boundaries
            if (dist > 0 && newDist > maxDistUpper) {
                outsideDist = size / (6 / (newDist / speed * deceleration));
                maxDistUpper = maxDistUpper + outsideDist;
                speed = speed * maxDistUpper / newDist;
                newDist = maxDistUpper;
            } else if (dist < 0 && newDist > maxDistLower) {
                outsideDist = size / (6 / (newDist / speed * deceleration));
                maxDistLower = maxDistLower + outsideDist;
                speed = speed * maxDistLower / newDist;
                newDist = maxDistLower;
            }
    
            newDist = newDist * (dist < 0 ? -1 : 1);
            newTime = speed / deceleration;
    
            return { dist: newDist, time: m.round(newTime) };
        },
    
        _offset: function (el) {
            var left = -el.offsetLeft,
                top = -el.offsetTop;
                
            while (el = el.offsetParent) {
                left -= el.offsetLeft;
                top -= el.offsetTop;
            }
            
            if (el != this.wrapper) {
                left *= this.scale;
                top *= this.scale;
            }
    
            return { left: left, top: top };
        },
    
        _snap: function (x, y) {
            var that = this,
                i, l,
                page, time,
                sizeX, sizeY;
    
            // Check page X
            page = that.pagesX.length - 1;
            for (i=0, l=that.pagesX.length; i<l; i++) {
                if (x >= that.pagesX[i]) {
                    page = i;
                    break;
                }
            }
            if (page == that.currPageX && page > 0 && that.dirX < 0) page--;
            x = that.pagesX[page];
            sizeX = m.abs(x - that.pagesX[that.currPageX]);
            sizeX = sizeX ? m.abs(that.x - x) / sizeX * 500 : 0;
            that.currPageX = page;
    
            // Check page Y
            page = that.pagesY.length-1;
            for (i=0; i<page; i++) {
                if (y >= that.pagesY[i]) {
                    page = i;
                    break;
                }
            }
            if (page == that.currPageY && page > 0 && that.dirY < 0) page--;
            y = that.pagesY[page];
            sizeY = m.abs(y - that.pagesY[that.currPageY]);
            sizeY = sizeY ? m.abs(that.y - y) / sizeY * 500 : 0;
            that.currPageY = page;
    
            // Snap with constant speed (proportional duration)
            time = m.round(m.max(sizeX, sizeY)) || 200;
    
            return { x: x, y: y, time: time };
        },
    
        _bind: function (type, el, bubble) {
            (el || this.scroller).addEventListener(type, this, !!bubble);
        },
    
        _unbind: function (type, el, bubble) {
            (el || this.scroller).removeEventListener(type, this, !!bubble);
        },
    
    
        /**
        *
        * Public methods
        *
        */
        destroy: function () {
            var that = this;
    
            that.scroller.style[transform] = '';
    
            // Remove the scrollbars
            that.hScrollbar = false;
            that.vScrollbar = false;
            that._scrollbar('h');
            that._scrollbar('v');
    
            // Remove the event listeners
            that._unbind(RESIZE_EV, window);
            that._unbind(START_EV);
            that._unbind(MOVE_EV, window);
            that._unbind(END_EV, window);
            that._unbind(CANCEL_EV, window);
            
            if (!that.options.hasTouch) {
                that._unbind('DOMMouseScroll');
                that._unbind('mousewheel');
            }
            
            if (that.options.useTransition) that._unbind(TRNEND_EV);
            
            if (that.options.checkDOMChanges) clearInterval(that.checkDOMTime);
            
            if (that.options.onDestroy) that.options.onDestroy.call(that);
        },
    
        refresh: function () {
            var that = this,
                offset,
                i, l,
                els,
                pos = 0,
                page = 0;
    
            if (that.scale < that.options.zoomMin) that.scale = that.options.zoomMin;
            that.wrapperW = that.wrapper.clientWidth || 1;
            that.wrapperH = that.wrapper.clientHeight || 1;
    
            that.minScrollY = -that.options.topOffset || 0;
            that.scrollerW = m.round(that.scroller.offsetWidth * that.scale);
            that.scrollerH = m.round((that.scroller.offsetHeight + that.minScrollY) * that.scale);
            that.maxScrollX = that.wrapperW - that.scrollerW;
            that.maxScrollY = that.wrapperH - that.scrollerH + that.minScrollY;
            that.dirX = 0;
            that.dirY = 0;
    
            if (that.options.onRefresh) that.options.onRefresh.call(that);
    
            that.hScroll = that.options.hScroll && that.maxScrollX < 0;
            that.vScroll = that.options.vScroll && (!that.options.bounceLock && !that.hScroll || that.scrollerH > that.wrapperH);
    
            that.hScrollbar = that.hScroll && that.options.hScrollbar;
            that.vScrollbar = that.vScroll && that.options.vScrollbar && that.scrollerH > that.wrapperH;
    
            offset = that._offset(that.wrapper);
            that.wrapperOffsetLeft = -offset.left;
            that.wrapperOffsetTop = -offset.top;
    
            // Prepare snap
            if (typeof that.options.snap == 'string') {
                that.pagesX = [];
                that.pagesY = [];
                els = that.scroller.querySelectorAll(that.options.snap);
                for (i=0, l=els.length; i<l; i++) {
                    pos = that._offset(els[i]);
                    pos.left += that.wrapperOffsetLeft;
                    pos.top += that.wrapperOffsetTop;
                    that.pagesX[i] = pos.left < that.maxScrollX ? that.maxScrollX : pos.left * that.scale;
                    that.pagesY[i] = pos.top < that.maxScrollY ? that.maxScrollY : pos.top * that.scale;
                }
            } else if (that.options.snap) {
                that.pagesX = [];
                while (pos >= that.maxScrollX) {
                    that.pagesX[page] = pos;
                    pos = pos - that.wrapperW;
                    page++;
                }
                if (that.maxScrollX%that.wrapperW) that.pagesX[that.pagesX.length] = that.maxScrollX - that.pagesX[that.pagesX.length-1] + that.pagesX[that.pagesX.length-1];
    
                pos = 0;
                page = 0;
                that.pagesY = [];
                while (pos >= that.maxScrollY) {
                    that.pagesY[page] = pos;
                    pos = pos - that.wrapperH;
                    page++;
                }
                if (that.maxScrollY%that.wrapperH) that.pagesY[that.pagesY.length] = that.maxScrollY - that.pagesY[that.pagesY.length-1] + that.pagesY[that.pagesY.length-1];
            }
    
            // Prepare the scrollbars
            that._scrollbar('h');
            that._scrollbar('v');
    
            if (!that.zoomed) {
                that.scroller.style[transitionDuration] = '0';
                that._resetPos(400);
            }
        },
    
        scrollTo: function (x, y, time, relative) {
            var that = this,
                step = x,
                i, l;
    
            that.stop();
    
            if (!step.length) step = [{ x: x, y: y, time: time, relative: relative }];
            
            for (i=0, l=step.length; i<l; i++) {
                if (step[i].relative) { step[i].x = that.x - step[i].x; step[i].y = that.y - step[i].y; }
                that.steps.push({ x: step[i].x, y: step[i].y, time: step[i].time || 0 });
            }
    
            that._startAni();
        },
    
        scrollToElement: function (el, time) {
            var that = this, pos;
            el = el.nodeType ? el : that.scroller.querySelector(el);
            if (!el) return;
    
            pos = that._offset(el);
            pos.left += that.wrapperOffsetLeft;
            pos.top += that.wrapperOffsetTop;
    
            pos.left = pos.left > 0 ? 0 : pos.left < that.maxScrollX ? that.maxScrollX : pos.left;
            pos.top = pos.top > that.minScrollY ? that.minScrollY : pos.top < that.maxScrollY ? that.maxScrollY : pos.top;
            time = time === undefined ? m.max(m.abs(pos.left)*2, m.abs(pos.top)*2) : time;
    
            that.scrollTo(pos.left, pos.top, time);
        },
    
        scrollToPage: function (pageX, pageY, time) {
            var that = this, x, y;
            
            time = time === undefined ? 400 : time;
    
            if (that.options.onScrollStart) that.options.onScrollStart.call(that);
    
            if (that.options.snap) {
                pageX = pageX == 'next' ? that.currPageX+1 : pageX == 'prev' ? that.currPageX-1 : pageX;
                pageY = pageY == 'next' ? that.currPageY+1 : pageY == 'prev' ? that.currPageY-1 : pageY;
    
                pageX = pageX < 0 ? 0 : pageX > that.pagesX.length-1 ? that.pagesX.length-1 : pageX;
                pageY = pageY < 0 ? 0 : pageY > that.pagesY.length-1 ? that.pagesY.length-1 : pageY;
    
                that.currPageX = pageX;
                that.currPageY = pageY;
                x = that.pagesX[pageX];
                y = that.pagesY[pageY];
            } else {
                x = -that.wrapperW * pageX;
                y = -that.wrapperH * pageY;
                if (x < that.maxScrollX) x = that.maxScrollX;
                if (y < that.maxScrollY) y = that.maxScrollY;
            }
    
            that.scrollTo(x, y, time);
        },
    
        disable: function () {
            this.stop();
            this._resetPos(0);
            this.enabled = false;
    
            // If disabled after touchstart we make sure that there are no left over events
            this._unbind(MOVE_EV, window);
            this._unbind(END_EV, window);
            this._unbind(CANCEL_EV, window);
        },
        
        enable: function () {
            this.enabled = true;
        },
        
        stop: function () {
            if (this.options.useTransition) this._unbind(TRNEND_EV);
            else cancelFrame(this.aniTime);
            this.steps = [];
            this.moved = false;
            this.animating = false;
        },
        
        zoom: function (x, y, scale, time) {
            var that = this,
                relScale = scale / that.scale;
    
            if (!that.options.useTransform) return;
    
            that.zoomed = true;
            time = time === undefined ? 200 : time;
            x = x - that.wrapperOffsetLeft - that.x;
            y = y - that.wrapperOffsetTop - that.y;
            that.x = x - x * relScale + that.x;
            that.y = y - y * relScale + that.y;
    
            that.scale = scale;
            that.refresh();
    
            that.x = that.x > 0 ? 0 : that.x < that.maxScrollX ? that.maxScrollX : that.x;
            that.y = that.y > that.minScrollY ? that.minScrollY : that.y < that.maxScrollY ? that.maxScrollY : that.y;
    
            that.scroller.style[transitionDuration] = time + 'ms';
            that.scroller.style[transform] = 'translate(' + that.x + 'px,' + that.y + 'px) scale(' + scale + ')' + translateZ;
            that.zoomed = false;
        },
        
        isReady: function () {
            return !this.moved && !this.zoomed && !this.animating;
        }
    };
    
    function prefixStyle (style) {
        if ( vendor === '' ) return style;
    
        style = style.charAt(0).toUpperCase() + style.substr(1);
        return vendor + style;
    }
    
    dummyStyle = null;    // for the sake of it
    
    if (typeof exports !== 'undefined') exports.iScroll = iScroll;
    else window.iScroll = iScroll;
    
    })(window, document);
    View Code

    html

    <!DOCTYPE HTML>
    <html>
    <head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, height=device-height, user-scalable=no, initial-scale=1, minimum-scale=1, maximum-scale=1" />
    <meta name="apple-mobile-web-app-capable" content="yes" />
    <meta name="apple-mobile-web-app-status-bar-style" content="black" />
    <meta name="format-detection"content="telephone=no, email=no" />
    <meta name="misapplication-tap-highlight" content="no"/>
    <meta name="HandheldFriendly" content="true"/>
    <meta name="screen-orientation" content="portrait">
    <meta name="x5-orientation" content="portrait">
    <meta name="msapplication-tap-highlight" content="no" />
    <title></title>
    <link rel="stylesheet" type="text/css" href="css/tc.css">
    <link rel="stylesheet" type="text/css" href="css/scrollbar.css">
    <style>
    
    </style>
    </head>
    <body>
    <!--分配获奖号码-->
    <div class="tcbox" >
        <div class="tcmain">
            <div class="tc_close"></div>
            <div class="tc-content01">
                <div class="top-wrap">
                    <p>您成功参与了<strong><span>20151225001</span></strong>夺宝,参与<span class="col-org">10</span>人次。</p>
                    <p>您成功参与了<strong><span>20151225002</span></strong>夺宝,参与<span class="col-org">10</span>人次。</p>
                </div>
                <p class="wish">您获得了<span class="col-org">20</span>个幸运号码,祝您夺宝成功!</p>
                <div id="tc-wrapper1">
                    <dl class="num-list">
                        <dt>第20151225001期</dt>
                        <dd><span>10002351</span><span>10001384</span><span>10006354</span><span>10002634</span><span>10001524</span><span>10002351</span><span>10001384</span><span>10001524</span><span>10002351</span><span>10001384</span></dd>
                        <dt>第20151225002期</dt>
                        <dd><span>10002351</span><span>10001384</span><span>10006354</span><span>10002634</span><span>10001524</span><span>10002351</span><span>10001384</span><span>10001524</span><span>10002351</span><span>10001384</span></dd>
                    </dl>
                </div>
                <div class="bottom-wrap">
                    <a href="javascript:;" class="tc-button" style="display:none">填写领奖地址</a>
                    <a href="javascript:;" class="tc-button">&nbsp;</a>
                </div>
            </div>
        </div>
    </div>
    <!--我的夺宝号码-->
    <div class="tcbox" style="display:none;">
        <div class="tcmain">
            <div class="tc_close"></div>
            <div class="tc-content02">
                <p class="mynum">我的夺宝号码</p>
                <div id="tc-wrapper2">
                    <dl class="num-list">
                        <dd><span>10002351</span><span>10001384</span><span>10006354</span><span>10002634</span><span>10001524</span><span>10002351</span><span>10001384</span><span>10001524</span><span>10002351</span><span>10001384</span><span>10001384</span><span>10006354</span><span>10002634</span><span>10001524</span><span>10002351</span><span>10001384</span><span>10001524</span><span>10002351</span><span>10001384</span><span>10001384</span><span>10006354</span><span>10002634</span><span>10001524</span><span>10002351</span><span>10001384</span><span>10001524</span><span>10002351</span><span>10001384</span><span>10001384</span><span>10001384</span><span>10006354</span><span>10002634</span><span>10001524</span><span>10002351</span><span>10001384</span><span>10001524</span><span>10002351</span><span>10001384</span><span>10001384</span><span>10001384</span><span>10006354</span><span>10002634</span><span>10001524</span><span>10002351</span><span>10001384</span><span>10001524</span><span>10002351</span><span>10001384</span></dd>
                    </dl>
                </div>
                <div class="bottom-wrap">
                    <a href="javascript:;" class="tc-button">&nbsp;</a>
                </div>
            </div>
        </div>
    </div>
    <!--我想参与人次-->
    <div class="tcbox" style="display:none;">
        <div class="tcmain">
            <div class="tc_close"></div>
            <div class="tc-content03">
                <p class="buytext">我想参与人次</p>
                    <div class="w-number-wrap">            
                        <div class="w-number">
                            <input class="w-number-input" value="10">
                            <a class="w-number-btn w-number-btn-plus " data-pro="plus" href="javascript:void(0);">+</a>
                            <a class="w-number-btn w-number-btn-minus w-number-btn-disabled" data-pro="minus" href="javascript:void(0);">-</a>
                        </div>
                        <span class="m-detail-main-buyHint">
                                        <i class="ico-arrow"></i>
                                        <b>获奖概率<span>0.026%</span></b>
                                        <b style="display:none;">加大参与人次,夺宝在望!</b>
                        </span>
                    </div>
                <div class="bottom-wrap">
                    <a href="javascript:;" class="tc-button">&nbsp;</a>
                </div>
            </div>
        </div>
    </div>
    <script type="text/javascript" src="js/iScroll.js"></script> 
    <script type="text/javascript">
    
    var myScroll1,myScroll2;
    function loaded() {
        myScroll1 = new iScroll('tc-wrapper1', {
                    scrollbarClass: 'myScrollbar' ,
                    hScrollbar:false,
                    vScroll:true,
                    hideScrollbar: false //是否隐藏滚动条  
                });
        myScroll2 = new iScroll('tc-wrapper2', {
                    scrollbarClass: 'myScrollbar' ,
                    hScrollbar:false,
                    vScroll:true,
                    hideScrollbar: false //是否隐藏滚动条  
                });
    }
    document.addEventListener('touchmove', function (e) { e.preventDefault(); }, false);
    document.addEventListener('DOMContentLoaded', loaded, false);
    /*显示弹层层调用show方法时重新调用new iScroll()*/
    </script>
    </body>
    </html>
    View Code

    2、css

    tc.css

    @charset "utf-8";
    body,div,h1,h2,h3,h4,h5,h6,hr,p,blockquote,dl,dt,dd,ul,ol,li,pre,code,form,fieldset,legend,button,textarea,table,tbody,tfoot,thead,th,td,article,aside,dialog,figure,footer,header,hgroup,menu,nav,section,time,mark,audio,video{margin:0;padding:0;outline:0;background:transparent;}article,aside,dialog,figure,footer,header,hgroup,nav,section{display:block;}body,button,input,select,textarea{font:12px/1.5 arial,5b8b4f53,sans-serif;}h1,h2,h3,h4,h5,h6,button,input,select,textarea{font-size:100%;outline:none;font-family:inherit}address,cite,dfn,em,var{font-style:normal;}code,kbd,pre,samp{font-family:courier new,courier,monospace;}small{font-size:12px;}ul,ol,li{list-style:none;}img{border:none;}a{text-decoration:none;outline:thin none;}a:hover{text-decoration:underline;}table{border-collapse:collapse;border-spacing:0;}.clear{clear:both;}.clearfix:after{visibility:hidden;display:block;font-size:0;content:" ";clear:both;height:0;}html{-webkit-text-size-adjust: none;}
    body{font:12px/1.5 5FAE8F6F96C59ED1,tahoma,arial,5b8b4f53,sans-serif;}
    
    /*弹框*/
    .tcbox{width:100%; height:100%; position:fixed; top:0; left:0; background:rgba(0,0,0,0.5); z-index:999;
    display:-webkit-box; 
    -webkit-box-orient:horizontal; 
    -webkit-box-pack:center; 
    -webkit-box-align:center; 
    display:-moz-box; 
    -moz-box-orient:horizontal; 
    -moz-box-pack:center; 
    -moz-box-align:center; 
    display:-o-box; 
    -o-box-orient:horizontal; 
    -o-box-pack:center; 
    -o-box-align:center; 
    display:-ms-box; 
    -ms-box-orient:horizontal; 
    -ms-box-pack:center; 
    -ms-box-align:center; 
    display:box; 
    box-orient:horizontal; 
    box-pack:center; 
    box-align:center;}
    
    .col-org{color:#ff6200;}
    
    .tcmain{width:78%; max-width:580px; margin:0 auto; background:#fff;border-radius:5px; position:relative; box-sizing:border-box;text-align:center;}
    .tc_close{width:19px;height:19px;background: url(../images/tc_close.png) no-repeat;background-size:200%;overflow:hidden;position:absolute;right:8px;top:8px;cursor:pointer;}
    .tc_close:hover{background-position:100% 0;}
    .tcmain h1{font-size:1.4rem;}
    .tcmain a{display:block;}
    /*滚动条*/
    #tc-wrapper1{ height: 146px; position: relative;width:84%;margin:0 auto; }
    #tc-wrapper2{ height: 146px; position: relative;width:84%;margin:0 auto; }
    /*公用按钮样式*/
    .tcmain .bottom-wrap{margin-top:10px;background-color:#f2f2f2;border-radius:0 0 5px 5px;padding:10px 0;}
    .tcmain .tc-button{display:inline-block;margin:0 auto;min-width:100px;font-size:17px;padding:8px 15px;background-color:#da2b20;color:#fff;border-radius:5px;}
    .tcmain .tc-button:hover{text-decoration:none;}
    /*分配夺宝号码*/
    .tc-content01 .top-wrap{font-size:0.75rem;color:#4d4d4d;text-align:left;padding:32px 8% 0;border-bottom:1px dotted #999;}
    .tc-content01 .top-wrap p{padding-bottom:0.5rem;}
    .tc-content01 .p-title{font-size:14px;padding-left:42px;}
    .tc-content01 .p-title.strong{padding-top:13px;}
    .tc-content01 .p-title span{color:#ff6200;}
    .tc-content01 .wish{font-size:0.75rem;color:#4d4d4d;padding:0.8rem 8% 1rem;text-align:left;}
    
    .tc-content01 .num-list{text-align:left;}
    .tc-content01 .num-list dt{font-size:0.625rem;color:#1a1a1a;padding-bottom:4px;}
    .tc-content01 .num-list dd{font-size:0.625rem;color:#808080;padding-bottom:20px;word-wrap:break-word;}
    .tc-content01 .num-list dd span{display:inline-block;white-space:nowrap;}
    /*全部号码*/
    .tc-content02 .mynum{padding:25px 0 12px;font-size:0.75rem;color:#404040;}
    .tc-content02 .num-list{text-align:left;}
    .tc-content02 .num-list dd{font-size:0.625rem;line-height:1.5rem;color:#333;padding-bottom:20px;word-wrap:break-word;}
    .tc-content02 .num-list dd span{display:inline-block;white-space:nowrap;}
    /*参与人次*/
    .tc-content03 .buytext{padding:30px 0 12px;font-size:0.8125rem;color:#404040;}
    .tc-content03 .w-number-wrap{position:relative;padding-bottom:25px;}
    .tc-content03 .w-number {
        position: relative;
        margin:0 auto;
        height:45px;
        width:88px;
        vertical-align: middle;
        padding:0 35px;
    }
    .tc-content03 .w-number-input {
        float: left;
        font-size:20px;
        text-align: center;
        width: 78px;
        border: 1px solid #dadada;
        background-color:#fafafa;
        height: 44px;
        line-height:44px;
        padding: 0 4px;
        outline: medium none;
    }
    .tc-content03 .w-number-btn {
        color:#666;
        border: 1px solid #E0E0E0;
        position: absolute;
        font-size:20px;
        text-align: center;
        text-decoration: none;
        width: 34px;
        height: 44px;    
        line-height: 44px;
        overflow: hidden;
        font-weight:700;
    }
    .tc-content03 .w-number-btn:hover{color:#da2b20;text-decoration:none;}
    .tc-content03 .w-number-btn-plus {
        right: 0px;
        top: 0px;
    }
    .tc-content03 .w-number-btn-minus {
        right: auto;
        left: 0px;
        top: 0px;
    }
    /*中奖概率*/
    .tc-content03 .m-detail-main-buyHint {
        position: absolute;
        left:100px;
        top:50px;
        font-size:0.625rem;
        padding: 0px 8px 0px 8px;
        display: inline-block;
        background-color: #ffe3e3;
        border: 1px solid #e0e0e0;
        color: #fe7386;
        line-height:1rem;
        border-radius: 4px;
    }
    .tc-content03 .m-detail-main-buyHint b {
        font-weight: normal;
    }
    .tc-content03 .m-detail-main-buyHint .ico-arrow {
        position: absolute;
        left: 40px;
        top:-4px;
        width:6px;
        height:4px;
        background: url(../images/tip-top.png) no-repeat center;
        background-size:100%;
        overflow: hidden;
    }
    View Code

    scrollbar.css

    @charset "utf-8";
    /* CSS Document */
    
    
    /**
     *
     * Horizontal Scrollbar
     *
     */
    .myScrollbarH {
        position:absolute;
        z-index:100;
        height:8px;
        bottom:1px;
        left:2px;
        right:7px
    }
    
    .myScrollbarH > div {
        position:absolute;
        z-index:100;
        height:100%;
    
        /* The following is probably what you want to customize */
        background-image:-webkit-gradient(linear, 0 0, 100% 0, from(#a00), to(#f00));
        background-image:-moz-linear-gradient(top, #f00, #900);
        background-image:-o-linear-gradient(top, #f00, #900);
    
        border:1px solid #900;
        -webkit-background-clip:padding-box;
        -moz-background-clip:padding-box;
        -o-background-clip:padding-box;
        background-clip:padding-box;
        
        -webkit-box-sizing:border-box;
        -moz-box-sizing:border-box;
        -o-box-sizing:border-box;
        box-sizing:border-box;
        
        -webkit-border-radius:4px;
        -moz-border-radius:4px;
        -o-border-radius:4px;
        border-radius:4px;
        
        -webkit-box-shadow:inset 1px 1px 0 rgba(255,255,255,0.5);
        -moz-box-shadow:inset 1px 1px 0 rgba(255,255,255,0.5);
        -o-box-shadow:inset 1px 1px 0 rgba(255,255,255,0.5);
        box-shadow:inset 1px 1px 0 rgba(255,255,255,0.5);
    }
    
    
    /**
     *
     * Vertical Scrollbar
     *
     */
    .myScrollbarV {
        position:absolute;
        z-index:100;
        width:4px;bottom:7px;top:2px;right:1px;
        background-color:#d6d6d6;
        border-radius:4px;
    }
    
    .myScrollbarV > div {
        position:absolute;
        z-index:100;
        width:100%;
    
        /* The following is probably what you want to customize */
        background:-webkit-gradient(linear, 0 0, 100% 0, from(#f00), to(#ff6200));
        background-image:-moz-linear-gradient(top, #f00, #ff6200);
        background-image:-o-linear-gradient(top, #f00, #ff6200);
    
        border:1px solid #ff6200;
    
        -webkit-background-clip:padding-box;
        -moz-background-clip:padding-box;
        -o-background-clip:padding-box;
        background-clip:padding-box;
        
        -webkit-box-sizing:border-box;
        -moz-box-sizing:border-box;
        -o-box-sizing:border-box;
        box-sizing:border-box;
        
        -webkit-border-radius:4px;
        -moz-border-radius:4px;
        -o-border-radius:4px;
        border-radius:4px;
        
        -webkit-box-shadow:inset 1px 1px 0 rgba(255,255,255,0.5);
        -moz-box-shadow:inset 1px 1px 0 rgba(255,255,255,0.5);
        -o-box-shadow:inset 1px 1px 0 rgba(255,255,255,0.5);
        box-shadow:inset 1px 1px 0 rgba(255,255,255,0.5);
    }
    View Code

    3、效果

     

    了解更多:

    【IScroll深入学习】解决IScroll疑难杂症

    本文作者starof,因知识本身在变化,作者也在不断学习成长,文章内容也不定时更新,为避免误导读者,方便追根溯源,请诸位转载注明出处:http://www.cnblogs.com/starof/p/5215845.html有问题欢迎与我讨论,共同进步。

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  • 原文地址:https://www.cnblogs.com/starof/p/5215845.html
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