移动端日历和城市插件

<!Doctype html>
<html>
    <head>
        <meta charset="utf-8" />
        <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no, minimal-ui">
        <meta content="yes" name="apple-mobile-web-app-capable">
        <meta content="black" name="apple-mobile-web-app-status-bar-style">
        <meta content="telephone=no" name="format-detection">
        <meta content="email=no" name="format-detection">
        <meta http-equiv="refresh" content="100">
        <title>lCalendar纯原生js日期时间选择</title>

        <script src="js/lCalendar.js"></script>

        <link rel="stylesheet" href="css/lCalendar.css">
        <style type="text/css">
            * {
                margin: 0;
                padding: 0;
                -webkit-appearance: none;
                -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
                -webkit-touch-callout: none;
                box-sizing: border-box;
            }

            html,
            body {
                margin: 0 auto;
                 100%;
                min-height: 100%;
                overflow-x: hidden;
                -webkit-user-select: none;
            }

            body {
                font-family: Helvetica Neue, Helvetica, Arial, sans-serif;
                -webkit-text-size-adjust: 100%;
                -webkit-overflow-scrolling: touch;
                overflow-scrolling: touch;
            }

            h1 {
                background-color: #19b5ee;
                color: #fff;
                font-size: 25px;
                text-align: center;
                padding: 10px;
            }

            input {
                 90%;
                height: 40px;
                font-size: 18px;
                border: 1px solid #19b5ee;
                border-radius: 5px;
                margin: 20px 5% 0 5%;
                padding: 5px;
            }
        </style>

    </head>

    <body>
        <h1>lCalendar纯原生js日期时间选择</h1>
        <div>
            <input id="demo1" type="text" readonly="" name="input_date" placeholder="日期选择特效" data-lcalendar="2011-01-1,2019-12-31" />
        </div>
        <div>
            <input id="demo2" type="text" readonly="" name="input_date" placeholder="日期和时间选择特效" data-lcalendar="2010-01-11,2019-12-31" />
        </div>
        <div>
            <input id="demo3" type="text" readonly="" name="input_date" placeholder="时间选择特效" />
        </div>
        <br />
        <h1>原生时间对象</h1>
        <div>
            <input type="date"  name="input_date" placeholder="时间选择特效" />
            <input type="datetime"  name="input_date" placeholder="时间选择特效" />
            <input type="datetime-local" name="input_date" placeholder="时间选择特效" />
        </div>
        <script>
            var calendar = new lCalendar();
            calendar.init({
                'trigger': '#demo1',
                'type': 'date'
            });
            var calendardatetime = new lCalendar();
            calendardatetime.init({
                'trigger': '#demo2',
                'type': 'datetime'
            });
            var calendartime = new lCalendar();
            calendartime.init({
                'trigger': '#demo3',
                'type': 'time'
            });
        </script>
    </body>

</html>
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CSS文件：

.gearDate,
.gearDatetime,
.gearTime {
    font-family: Helvetica Neue, Helvetica, Arial, sans-serif;
    font-size: 10px;
    background-color: rgba(0, 0, 0, 0.2);
    display: block;
    position: fixed;
    top: 0;
    left: 0;
     100%;
    height: 100%;
    z-index: 9900;
    overflow: hidden;
    -webkit-animation-fill-mode: both;
    animation-fill-mode: both
}

.date_ctrl {
    vertical-align: middle;
    background-color: white;
    color: #363837;
    margin: 0;
    height: auto;
     100%;
    position: absolute;
    left: 0;
    bottom: 0;
    z-index: 9901;
    overflow: hidden;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0)
}

.slideInUp {
    animation: slideInUp .3s ease-in;
    -webkit-animation: slideInUp .3s ease-in
}

@-webkit-keyframes slideInUp {
    from {
        -webkit-transform: translate3d(0, 100%, 0);
        transform: translate3d(0, 100%, 0)
    }
    to {
        -webkit-transform: translate3d(0, 0, 0);
        transform: translate3d(0, 0, 0)
    }
}

.date_roll,
.datetime_roll,
.time_roll {
    display: -webkit-box;
     100%;
    height: auto;
    overflow: hidden;
    font-weight: bold;
    background-color: transparent;
    -webkit-mask: -webkit-gradient(linear, 0% 50%, 0% 100%, from(#debb47), to(rgba(36, 142, 36, 0)));
    -webkit-mask: -webkit-linear-gradient(top, #debb47 50%, rgba(36, 142, 36, 0))
}

.date_roll>div,
.datetime_roll>div,
.time_roll>div {
    font-size: 2.3em;
    height: 6em;
    float: left;
    background-color: transparent;
    position: relative;
    overflow: hidden;
    -webkit-box-flex: 4
}

.date_roll_mask {
    -webkit-mask: -webkit-gradient(linear, 0% 40%, 0% 0%, from(#debb47), to(rgba(36, 142, 36, 0)));
    -webkit-mask: -webkit-linear-gradient(bottom, #debb47 50%, rgba(36, 142, 36, 0));
    padding: 0 0 3em 0
}

.date_roll>div:nth-child(2) {
    -webkit-box-flex: 2
}

.date_roll>div:nth-child(1),
.datetime_roll>div:nth-child(1) {
    -webkit-box-flex: 4
}

.datetime_roll>div:first-child {
    -webkit-box-flex: 6
}

.datetime_roll>div:last-child {
    -webkit-box-flex: 6
}

.date_grid {
    position: relative;
    top: 2em;
     100%;
    height: 2em;
    margin: 0;
    box-sizing: border-box;
    z-index: 0;
    border-top: 1px solid #e6e6e6;
    border-bottom: 1px solid #e6e6e6
}

.date_grid>div {
    color: #000;
    position: absolute;
    right: 0;
    top: 0;
    font-size: .8em;
    line-height: 2.5em
}

.date_roll>div:nth-child(3) .date_grid>div {
    left: 42%
}

.datetime_roll>div .date_grid>div {
    right: 0
}

.datetime_roll>div:first-child .date_grid>div {
    left: auto;
    right: 0%
}

.datetime_roll>div:last-child .date_grid>div {
    left: 50%
}

.time_roll>div:nth-child(1) .date_grid>div {
    right: 0.5em;
    /*border: 1px solid red;*/
}
.time_roll>div .date_grid{
    /*border: 1px solid black;*/
} 
.time_roll>div .date_grid>div {
    right:1em;
    /*border: 1px solid blue;*/
}

.date_btn {
    color: #000;
    font-size: 1.6em;
    line-height: 1em;
    text-align: center;
    padding: .8em 1em;
    cursor: pointer
}

.date_btn_box {
    display: -webkit-box;
    -webkit-box-pack: justify;
    -webkit-box-align: stretch
}

.gear {
    float: left;
    position: absolute;
    z-index: 9902;
     5.5em;
    margin-top: -6em
}

.date_roll>div .gear {
     100%
}

.date_roll>div:nth-child(1) .gear {
    text-indent: 20%
}

.date_roll>div:nth-child(2) .gear {
    text-indent: -20%
}

.date_roll>div:nth-child(3) .gear {
    text-indent: -55%
}

.datetime_roll>div .gear {
     100%;
    text-indent: -25%
}

.datetime_roll>div:first-child .gear {
    text-indent: -10%
}

.datetime_roll>div:last-child .gear {
    text-indent: -50%
}

.time_roll>div .gear {
     100%;
    /*text-indent: -70%;*/
    text-align: center;
}

.time_roll>div:nth-child(1) .gear {
     100%;
    text-indent: 10%
}

.tooth {
    height: 2em;
    line-height: 2em;
    text-align: center
}
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lCalendar.js  修改后的文件

/*
 * lCalendar日期控件
 * 
 * 作者：黄磊
 * 
 * 邮箱：xfhxbb@yeah.net
 * 
 * Copyright 2016
 * 
 * 创建于：2016-01-08
 */
window.lCalendar = (function() {
    var MobileCalendar = function() {
        this.gearDate;
        this.minY = 1900;
        this.minM = 1,
            this.minD = 1,
            this.maxY = 2099,
            this.maxM = 12,
            this.maxD = 31
    }
    MobileCalendar.prototype = {
        init: function(params) {
            this.type = params.type;
            this.trigger = document.querySelector(params.trigger);
            if (this.trigger.getAttribute("data-lcalendar") != null) {
                var arr = this.trigger.getAttribute("data-lcalendar").split(',');
                var minArr = arr[0].split('-');
                this.minY = ~~minArr[0];
                this.minM = ~~minArr[1];
                this.minD = ~~minArr[2];
                var maxArr = arr[1].split('-');
                this.maxY = ~~maxArr[0];
                this.maxM = ~~maxArr[1];
                this.maxD = ~~maxArr[2];
            }
            this.bindEvent(this.type);
        },
        bindEvent: function(type) {
            var _self = this;
            //呼出日期插件
            function popupDate(e) {
                _self.gearDate = document.createElement("div");
                _self.gearDate.className = "gearDate";
                _self.gearDate.innerHTML = '<div class="date_ctrl slideInUp">' +
                    '<div class="date_btn_box">' +
                    '<div class="date_btn lcalendar_cancel">取消</div>' +
                    '<div class="date_btn lcalendar_finish">确定</div>' +
                    '</div>' +
                    '<div class="date_roll_mask">' +
                    '<div class="date_roll">' +
                    '<div>' +
                    '<div class="gear date_yy" data-datetype="date_yy"></div>' +
                    '<div class="date_grid">' +
                    '<div>年</div>' +
                    '</div>' +
                    '</div>' +
                    '<div>' +
                    '<div class="gear date_mm" data-datetype="date_mm"></div>' +
                    '<div class="date_grid">' +
                    '<div>月</div>' +
                    '</div>' +
                    '</div>' +
                    '<div>' +
                    '<div class="gear date_dd" data-datetype="date_dd"></div>' +
                    '<div class="date_grid">' +
                    '<div>日</div>' +
                    '</div>' +
                    '</div>' +
                    '</div>' +
                    '</div>' +
                    '</div>';
                document.body.appendChild(_self.gearDate);
                dateCtrlInit();
                var lcalendar_cancel = _self.gearDate.querySelector(".lcalendar_cancel");
                lcalendar_cancel.addEventListener('touchstart', closeMobileCalendar);
                var lcalendar_finish = _self.gearDate.querySelector(".lcalendar_finish");
                lcalendar_finish.addEventListener('touchstart', finishMobileDate);
                var date_yy = _self.gearDate.querySelector(".date_yy");
                var date_mm = _self.gearDate.querySelector(".date_mm");
                var date_dd = _self.gearDate.querySelector(".date_dd");
                date_yy.addEventListener('touchstart', gearTouchStart);
                date_mm.addEventListener('touchstart', gearTouchStart);
                date_dd.addEventListener('touchstart', gearTouchStart);
                date_yy.addEventListener('touchmove', gearTouchMove);
                date_mm.addEventListener('touchmove', gearTouchMove);
                date_dd.addEventListener('touchmove', gearTouchMove);
                date_yy.addEventListener('touchend', gearTouchEnd);
                date_mm.addEventListener('touchend', gearTouchEnd);
                date_dd.addEventListener('touchend', gearTouchEnd);
            }
            //初始化年月日插件默认值
            function dateCtrlInit() {
                var date = new Date();
                var dateArr = {
                    yy: date.getYear(),
                    mm: date.getMonth(),
                    dd: date.getDate() - 1
                };
                if (/^d{4}-d{1,2}-d{1,2}$/.test(_self.trigger.value)) {
                    rs = _self.trigger.value.match(/(^|-)d{1,4}/g);
                    dateArr.yy = rs[0] - _self.minY;
                    dateArr.mm = rs[1].replace(/-/g, "") - 1;
                    dateArr.dd = rs[2].replace(/-/g, "") - 1;
                } else {
                    dateArr.yy = dateArr.yy + 1900 - _self.minY;
                }
                _self.gearDate.querySelector(".date_yy").setAttribute("val", dateArr.yy);
                _self.gearDate.querySelector(".date_mm").setAttribute("val", dateArr.mm);
                _self.gearDate.querySelector(".date_dd").setAttribute("val", dateArr.dd);
                setDateGearTooth();
            }
            //呼出日期+时间插件
            function popupDateTime(e) {
                _self.gearDate = document.createElement("div");
                _self.gearDate.className = "gearDatetime";
                _self.gearDate.innerHTML = '<div class="date_ctrl slideInUp">' +
                    '<div class="date_btn_box">' +
                    '<div class="date_btn lcalendar_cancel">取消</div>' +
                    '<div class="date_btn lcalendar_finish">确定</div>' +
                    '</div>' +
                    '<div class="date_roll_mask">' +
                    '<div class="datetime_roll">' +
                    '<div>' +
                    '<div class="gear date_yy" data-datetype="date_yy"></div>' +
                    '<div class="date_grid">' +
                    '<div>年</div>' +
                    '</div>' +
                    '</div>' +
                    '<div>' +
                    '<div class="gear date_mm" data-datetype="date_mm"></div>' +
                    '<div class="date_grid">' +
                    '<div>月</div>' +
                    '</div>' +
                    '</div>' +
                    '<div>' +
                    '<div class="gear date_dd" data-datetype="date_dd"></div>' +
                    '<div class="date_grid">' +
                    '<div>日</div>' +
                    '</div>' +
                    '</div>' +
                    '<div>' +
                    '<div class="gear time_hh" data-datetype="time_hh"></div>' +
                    '<div class="date_grid">' +
                    '<div>时</div>' +
                    '</div>' +
                    '</div>' +
                    '<div>' +
                    '<div class="gear time_mm" data-datetype="time_mm"></div>' +
                    '<div class="date_grid">' +
                    '<div>分</div>' +
                    '</div>' +
                    '</div>' +
                    '</div>' + //date_roll
                    '</div>' + //date_roll_mask
                    '</div>';
                document.body.appendChild(_self.gearDate);
                dateTimeCtrlInit();
                var lcalendar_cancel = _self.gearDate.querySelector(".lcalendar_cancel");
                lcalendar_cancel.addEventListener('touchstart', closeMobileCalendar);
                var lcalendar_finish = _self.gearDate.querySelector(".lcalendar_finish");
                lcalendar_finish.addEventListener('touchstart', finishMobileDateTime);
                var date_yy = _self.gearDate.querySelector(".date_yy");
                var date_mm = _self.gearDate.querySelector(".date_mm");
                var date_dd = _self.gearDate.querySelector(".date_dd");
                var time_hh = _self.gearDate.querySelector(".time_hh");
                var time_mm = _self.gearDate.querySelector(".time_mm");
                date_yy.addEventListener('touchstart', gearTouchStart);
                date_mm.addEventListener('touchstart', gearTouchStart);
                date_dd.addEventListener('touchstart', gearTouchStart);
                time_hh.addEventListener('touchstart', gearTouchStart);
                time_mm.addEventListener('touchstart', gearTouchStart);
                date_yy.addEventListener('touchmove', gearTouchMove);
                date_mm.addEventListener('touchmove', gearTouchMove);
                date_dd.addEventListener('touchmove', gearTouchMove);
                time_hh.addEventListener('touchmove', gearTouchMove);
                time_mm.addEventListener('touchmove', gearTouchMove);
                date_yy.addEventListener('touchend', gearTouchEnd);
                date_mm.addEventListener('touchend', gearTouchEnd);
                date_dd.addEventListener('touchend', gearTouchEnd);
                time_hh.addEventListener('touchend', gearTouchEnd);
                time_mm.addEventListener('touchend', gearTouchEnd);
            }
            //初始化年月日时分插件默认值
            function dateTimeCtrlInit() {
                var date = new Date();
                var dateArr = {
                    yy: date.getYear(),
                    mm: date.getMonth(),
                    dd: date.getDate() - 1,
                    hh: date.getHours(),
                    mi: date.getMinutes()
                };
                if (/^d{4}-d{1,2}-d{1,2}sd{2}:d{2}$/.test(_self.trigger.value)) {
                    rs = _self.trigger.value.match(/(^|-|s|:)d{1,4}/g);
                    dateArr.yy = rs[0] - _self.minY;
                    dateArr.mm = rs[1].replace(/-/g, "") - 1;
                    dateArr.dd = rs[2].replace(/-/g, "") - 1;
                    dateArr.hh = parseInt(rs[3].replace(/s0?/g, ""));
                    dateArr.mi = parseInt(rs[4].replace(/:0?/g, ""));
                } else {
                    dateArr.yy = dateArr.yy + 1900 - _self.minY;
                }
                _self.gearDate.querySelector(".date_yy").setAttribute("val", dateArr.yy);
                _self.gearDate.querySelector(".date_mm").setAttribute("val", dateArr.mm);
                _self.gearDate.querySelector(".date_dd").setAttribute("val", dateArr.dd);
                setDateGearTooth();
                _self.gearDate.querySelector(".time_hh").setAttribute("val", dateArr.hh);
                _self.gearDate.querySelector(".time_mm").setAttribute("val", dateArr.mi);
                setTimeGearTooth();
            }
            //呼出时间插件
            function popupTime(e) {
                _self.gearDate = document.createElement("div");
                _self.gearDate.className = "gearDate";
                _self.gearDate.innerHTML = '<div class="date_ctrl slideInUp">' +
                    '<div class="date_btn_box">' +
                    '<div class="date_btn lcalendar_cancel">取消</div>' +
                    '<div class="date_btn lcalendar_finish">确定</div>' +
                    '</div>' +
                    '<div class="date_roll_mask">' +
                    '<div class="time_roll">' +
                    '<div>' +
                    '<div class="gear time_hh" data-datetype="time_hh"></div>' +
                    '<div class="date_grid">' +
                    '<div>时</div>' +
                    '</div>' +
                    '</div>' +
                    '<div>' +
                    '<div class="gear time_mm" data-datetype="time_mm"></div>' +
                    '<div class="date_grid">' +
                    '<div>分</div>' +
                    '</div>' +
                    '</div>' +
                    '<div>' +
                    '<div class="gear time_ss" data-datetype="time_ss"></div>' +
                    '<div class="date_grid">' +
                    '<div>秒</div>' +
                    '</div>' +
                    '</div>' +
                    '</div>' +
                    '</div>' +
                    '</div>';
                document.body.appendChild(_self.gearDate);
                timeCtrlInit();
                var lcalendar_cancel = _self.gearDate.querySelector(".lcalendar_cancel");
                lcalendar_cancel.addEventListener('touchstart', closeMobileCalendar);
                var lcalendar_finish = _self.gearDate.querySelector(".lcalendar_finish");
                lcalendar_finish.addEventListener('touchstart', finishMobileTime);
                var time_hh = _self.gearDate.querySelector(".time_hh");
                var time_mm = _self.gearDate.querySelector(".time_mm");
                var time_ss = _self.gearDate.querySelector(".time_ss");
                time_hh.addEventListener('touchstart', gearTouchStart);
                time_mm.addEventListener('touchstart', gearTouchStart);
                time_ss.addEventListener('touchstart', gearTouchStart);

                time_hh.addEventListener('touchmove', gearTouchMove);
                time_mm.addEventListener('touchmove', gearTouchMove);
                time_ss.addEventListener('touchmove', gearTouchMove);

                time_hh.addEventListener('touchend', gearTouchEnd);
                time_mm.addEventListener('touchend', gearTouchEnd);
                time_ss.addEventListener('touchend', gearTouchEnd);


            }
            //初始化时分插件默认值
            function timeCtrlInit() {
                var d = new Date();
                var e = {
                    hh: d.getHours(),
                    mm: d.getMinutes(),
                    ss: d.getSeconds()
                };
                if (/^d{2}:d{2}:d{2}$/.test(_self.trigger.value)) {
                    rs = _self.trigger.value.match(/(^|:)d{2}/g);
                    e.hh = parseInt(rs[0].replace(/^0?/g, ""));
                    e.mm = parseInt(rs[1].replace(/:0?/g, ""));
                    e.ss = parseInt(rs[2].replace(/:0?/g, ""));
                }

                //alert(e.ss);   测试用
                _self.gearDate.querySelector(".time_hh").setAttribute("val", e.hh);
                _self.gearDate.querySelector(".time_mm").setAttribute("val", e.mm);
                _self.gearDate.querySelector(".time_ss").setAttribute("val", e.ss);
                setTimeGearTooth();
            }












            //重置日期节点个数
            function setDateGearTooth() {
                var passY = _self.maxY - _self.minY + 1;
                var date_yy = _self.gearDate.querySelector(".date_yy");
                var itemStr = "";
                if (date_yy && date_yy.getAttribute("val")) {
                    //得到年份的值
                    var yyVal = parseInt(date_yy.getAttribute("val"));
                    //p 当前节点前后需要展示的节点个数
                    for (var p = 0; p <= passY - 1; p++) {
                        itemStr += "<div class='tooth'>" + (_self.minY + p) + "</div>";
                    }
                    date_yy.innerHTML = itemStr;
                    var top = Math.floor(parseFloat(date_yy.getAttribute('top')));
                    if (!isNaN(top)) {
                        top % 2 == 0 ? (top = top) : (top = top + 1);
                        top > 8 && (top = 8);
                        var minTop = 8 - (passY - 1) * 2;
                        top < minTop && (top = minTop);
                        date_yy.style["-webkit-transform"] = 'translate3d(0,' + top + 'em,0)';
                        date_yy.setAttribute('top', top + 'em');
                        yyVal = Math.abs(top - 8) / 2;
                        date_yy.setAttribute("val", yyVal);
                    } else {
                        date_yy.style["-webkit-transform"] = 'translate3d(0,' + (8 - yyVal * 2) + 'em,0)';
                        date_yy.setAttribute('top', 8 - yyVal * 2 + 'em');
                    }
                } else {
                    return;
                }
                var date_mm = _self.gearDate.querySelector(".date_mm");
                if (date_mm && date_mm.getAttribute("val")) {
                    itemStr = "";
                    //得到月份的值
                    var mmVal = parseInt(date_mm.getAttribute("val"));
                    var maxM = 11;
                    var minM = 0;
                    //当年份到达最大值
                    if (yyVal == passY - 1) {
                        maxM = _self.maxM - 1;
                    }
                    //当年份到达最小值
                    if (yyVal == 0) {
                        minM = _self.minM - 1;
                    }
                    //p 当前节点前后需要展示的节点个数
                    for (var p = 0; p < maxM - minM + 1; p++) {
                        itemStr += "<div class='tooth'>" + (minM + p + 1) + "</div>";
                    }
                    date_mm.innerHTML = itemStr;
                    if (mmVal > maxM) {
                        mmVal = maxM;
                        date_mm.setAttribute("val", mmVal);
                    } else if (mmVal < minM) {
                        mmVal = maxM;
                        date_mm.setAttribute("val", mmVal);
                    }
                    date_mm.style["-webkit-transform"] = 'translate3d(0,' + (8 - (mmVal - minM) * 2) + 'em,0)';
                    date_mm.setAttribute('top', 8 - (mmVal - minM) * 2 + 'em');
                } else {
                    return;
                }
                var date_dd = _self.gearDate.querySelector(".date_dd");
                if (date_dd && date_dd.getAttribute("val")) {
                    itemStr = "";
                    //得到日期的值
                    var ddVal = parseInt(date_dd.getAttribute("val"));
                    //返回月份的天数
                    var maxMonthDays = calcDays(yyVal, mmVal);
                    //p 当前节点前后需要展示的节点个数
                    var maxD = maxMonthDays - 1;
                    var minD = 0;
                    //当年份月份到达最大值
                    if (yyVal == passY - 1 && _self.maxM == mmVal + 1) {
                        maxD = _self.maxD - 1;
                    }
                    //当年、月到达最小值
                    if (yyVal == 0 && _self.minM == mmVal + 1) {
                        minD = _self.minD - 1;
                    }
                    for (var p = 0; p < maxD - minD + 1; p++) {
                        itemStr += "<div class='tooth'>" + (minD + p + 1) + "</div>";
                    }
                    date_dd.innerHTML = itemStr;
                    if (ddVal > maxD) {
                        ddVal = maxD;
                        date_dd.setAttribute("val", ddVal);
                    } else if (ddVal < minD) {
                        ddVal = minD;
                        date_dd.setAttribute("val", ddVal);
                    }
                    date_dd.style["-webkit-transform"] = 'translate3d(0,' + (8 - (ddVal - minD) * 2) + 'em,0)';
                    date_dd.setAttribute('top', 8 - (ddVal - minD) * 2 + 'em');
                } else {
                    return;
                }
            }
            //重置时间节点个数
            function setTimeGearTooth() {
                var time_hh = _self.gearDate.querySelector(".time_hh");
                if (time_hh && time_hh.getAttribute("val")) {
                    var i = "";
                    var hhVal = parseInt(time_hh.getAttribute("val"));
                    for (var g = 0; g <= 23; g++) {
                        i += "<div class='tooth'>" + g + "</div>";
                    }
                    time_hh.innerHTML = i;
                    time_hh.style["-webkit-transform"] = 'translate3d(0,' + (8 - hhVal * 2) + 'em,0)';
                    time_hh.setAttribute('top', 8 - hhVal * 2 + 'em');
                } else {
                    return
                }
                var time_mm = _self.gearDate.querySelector(".time_mm");
                if (time_mm && time_mm.getAttribute("val")) {
                    var i = "";
                    var mmVal = parseInt(time_mm.getAttribute("val"));
                    for (var g = 0; g <= 59; g++) {
                        i += "<div class='tooth'>" + g + "</div>";
                    }
                    time_mm.innerHTML = i;
                    time_mm.style["-webkit-transform"] = 'translate3d(0,' + (8 - mmVal * 2) + 'em,0)';
                    time_mm.setAttribute('top', 8 - mmVal * 2 + 'em');
                } else {
                    return
                }

                var time_ss = _self.gearDate.querySelector(".time_ss");
                if (time_ss && time_ss.getAttribute("val")) {
                    var i = "";
                    var mmVal = parseInt(time_ss.getAttribute("val"));
                    for (var g = 0; g <= 59; g++) {
                        i += "<div class='tooth'>" + g + "</div>";
                    }
                    time_ss.innerHTML = i;
                    time_ss.style["-webkit-transform"] = 'translate3d(0,' + (8 - mmVal * 2) + 'em,0)';
                    time_ss.setAttribute('top', 8 - mmVal * 2 + 'em');
                } else {
                    return
                }
            }
            //求月份最大天数
            function calcDays(year, month) {
                if (month == 1) {
                    year += _self.minY;
                    if ((year % 4 == 0 && year % 100 != 0) || (year % 400 == 0 && year % 4000 != 0)) {
                        return 29;
                    } else {
                        return 28;
                    }
                } else {
                    if (month == 3 || month == 5 || month == 8 || month == 10) {
                        return 30;
                    } else {
                        return 31;
                    }
                }
            }
            //触摸开始
            function gearTouchStart(e) {
                e.preventDefault();
                var target = e.target;
                while (true) {
                    if (!target.classList.contains("gear")) {
                        target = target.parentElement;
                    } else {
                        break
                    }
                }
                clearInterval(target["int_" + target.id]);
                target["old_" + target.id] = e.targetTouches[0].screenY;
                target["o_t_" + target.id] = (new Date()).getTime();
                var top = target.getAttribute('top');
                if (top) {
                    target["o_d_" + target.id] = parseFloat(top.replace(/em/g, ""));
                } else {
                    target["o_d_" + target.id] = 0;
                }
            }
            //手指移动
            function gearTouchMove(e) {
                e.preventDefault();
                var target = e.target;
                while (true) {
                    if (!target.classList.contains("gear")) {
                        target = target.parentElement;
                    } else {
                        break
                    }
                }
                target["new_" + target.id] = e.targetTouches[0].screenY;
                target["n_t_" + target.id] = (new Date()).getTime();
                //var f = (target["new_" + target.id] - target["old_" + target.id]) * 18 / target.clientHeight;
                var f = (target["new_" + target.id] - target["old_" + target.id]) * 18 / 370;
                target["pos_" + target.id] = target["o_d_" + target.id] + f;
                target.style["-webkit-transform"] = 'translate3d(0,' + target["pos_" + target.id] + 'em,0)';
                target.setAttribute('top', target["pos_" + target.id] + 'em');
            }
            //离开屏幕
            function gearTouchEnd(e) {
                e.preventDefault();
                var target = e.target;
                while (true) {
                    if (!target.classList.contains("gear")) {
                        target = target.parentElement;
                    } else {
                        break;
                    }
                }
                var flag = (target["new_" + target.id] - target["old_" + target.id]) / (target["n_t_" + target.id] - target["o_t_" + target.id]);
                if (Math.abs(flag) <= 0.2) {
                    target["spd_" + target.id] = (flag < 0 ? -0.08 : 0.08);
                } else {
                    if (Math.abs(flag) <= 0.5) {
                        target["spd_" + target.id] = (flag < 0 ? -0.16 : 0.16);
                    } else {
                        target["spd_" + target.id] = flag / 2;
                    }
                }
                if (!target["pos_" + target.id]) {
                    target["pos_" + target.id] = 0;
                }
                rollGear(target);
            }
            //缓动效果
            function rollGear(target) {
                var d = 0;
                var stopGear = false;
                var passY = _self.maxY - _self.minY + 1;
                clearInterval(target["int_" + target.id]);
                target["int_" + target.id] = setInterval(function() {
                    var pos = target["pos_" + target.id];
                    var speed = target["spd_" + target.id] * Math.exp(-0.03 * d);
                    pos += speed;
                    if (Math.abs(speed) > 0.1) {} else {
                        speed = 0.1;
                        var b = Math.round(pos / 2) * 2;
                        if (Math.abs(pos - b) < 0.02) {
                            stopGear = true;
                        } else {
                            if (pos > b) {
                                pos -= speed
                            } else {
                                pos += speed
                            }
                        }
                    }
                    if (pos > 8) {
                        pos = 8;
                        stopGear = true;
                    }
                    switch (target.dataset.datetype) {
                        case "date_yy":
                            var minTop = 8 - (passY - 1) * 2;
                            if (pos < minTop) {
                                pos = minTop;
                                stopGear = true;
                            }
                            if (stopGear) {
                                var gearVal = Math.abs(pos - 8) / 2;
                                setGear(target, gearVal);
                                clearInterval(target["int_" + target.id]);
                            }
                            break;
                        case "date_mm":
                            var date_yy = _self.gearDate.querySelector(".date_yy");
                            //得到年份的值
                            var yyVal = parseInt(date_yy.getAttribute("val"));
                            var maxM = 11;
                            var minM = 0;
                            //当年份到达最大值
                            if (yyVal == passY - 1) {
                                maxM = _self.maxM - 1;
                            }
                            //当年份到达最小值
                            if (yyVal == 0) {
                                minM = _self.minM - 1;
                            }
                            var minTop = 8 - (maxM - minM) * 2;
                            if (pos < minTop) {
                                pos = minTop;
                                stopGear = true;
                            }
                            if (stopGear) {
                                var gearVal = Math.abs(pos - 8) / 2 + minM;
                                setGear(target, gearVal);
                                clearInterval(target["int_" + target.id]);
                            }
                            break;
                        case "date_dd":
                            var date_yy = _self.gearDate.querySelector(".date_yy");
                            var date_mm = _self.gearDate.querySelector(".date_mm");
                            //得到年份的值
                            var yyVal = parseInt(date_yy.getAttribute("val"));
                            //得到月份的值
                            var mmVal = parseInt(date_mm.getAttribute("val"));
                            //返回月份的天数
                            var maxMonthDays = calcDays(yyVal, mmVal);
                            var maxD = maxMonthDays - 1;
                            var minD = 0;
                            //当年份月份到达最大值
                            if (yyVal == passY - 1 && _self.maxM == mmVal + 1) {
                                maxD = _self.maxD - 1;
                            }
                            //当年、月到达最小值
                            if (yyVal == 0 && _self.minM == mmVal + 1) {
                                minD = _self.minD - 1;
                            }
                            var minTop = 8 - (maxD - minD) * 2;
                            if (pos < minTop) {
                                pos = minTop;
                                stopGear = true;
                            }
                            if (stopGear) {
                                var gearVal = Math.abs(pos - 8) / 2 + minD;
                                setGear(target, gearVal);
                                clearInterval(target["int_" + target.id]);
                            }
                            break;
                        case "time_hh":
                            if (pos < -38) {
                                pos = -38;
                                stopGear = true;
                            }
                            if (stopGear) {
                                var gearVal = Math.abs(pos - 8) / 2;
                                setGear(target, gearVal);
                                clearInterval(target["int_" + target.id]);
                            }
                            break;
                        case "time_mm":
                            if (pos < -110) {
                                pos = -110;
                                stopGear = true;
                            }
                            if (stopGear) {
                                var gearVal = Math.abs(pos - 8) / 2;
                                setGear(target, gearVal);
                                clearInterval(target["int_" + target.id]);
                            }
                            break;
                        case "time_ss":
                            if (pos < -110) {
                                pos = -110;
                                stopGear = true;
                            }
                            if (stopGear) {
                                var gearVal = Math.abs(pos - 8) / 2;
                                setGear(target, gearVal);
                                clearInterval(target["int_" + target.id]);
                            }
                            break;
                        default:
                    }
                    target["pos_" + target.id] = pos;
                    target.style["-webkit-transform"] = 'translate3d(0,' + pos + 'em,0)';
                    target.setAttribute('top', pos + 'em');
                    d++;
                }, 30);
            }
            //控制插件滚动后停留的值
            function setGear(target, val) {
                val = Math.round(val);
                target.setAttribute("val", val);
                if (/date/.test(target.dataset.datetype)) {
                    setDateGearTooth();
                } else {
                    setTimeGearTooth();
                }
            }
            //取消
            function closeMobileCalendar(e) {
                e.preventDefault();
                var evt = new CustomEvent('input');
                _self.trigger.dispatchEvent(evt);
                document.body.removeChild(_self.gearDate);
            }
            //日期确认
            function finishMobileDate(e) {
                var passY = _self.maxY - _self.minY + 1;
                var date_yy = parseInt(Math.round(_self.gearDate.querySelector(".date_yy").getAttribute("val")));
                var date_mm = parseInt(Math.round(_self.gearDate.querySelector(".date_mm").getAttribute("val"))) + 1;
                date_mm = date_mm > 9 ? date_mm : '0' + date_mm;
                var date_dd = parseInt(Math.round(_self.gearDate.querySelector(".date_dd").getAttribute("val"))) + 1;
                date_dd = date_dd > 9 ? date_dd : '0' + date_dd;
                _self.trigger.value = (date_yy % passY + _self.minY) + "-" + date_mm + "-" + date_dd;
                closeMobileCalendar(e);
            }
            //日期时间确认
            function finishMobileDateTime(e) {
                var passY = _self.maxY - _self.minY + 1;
                var date_yy = parseInt(Math.round(_self.gearDate.querySelector(".date_yy").getAttribute("val")));
                var date_mm = parseInt(Math.round(_self.gearDate.querySelector(".date_mm").getAttribute("val"))) + 1;
                date_mm = date_mm > 9 ? date_mm : '0' + date_mm;
                var date_dd = parseInt(Math.round(_self.gearDate.querySelector(".date_dd").getAttribute("val"))) + 1;
                date_dd = date_dd > 9 ? date_dd : '0' + date_dd;
                var time_hh = parseInt(Math.round(_self.gearDate.querySelector(".time_hh").getAttribute("val")));
                time_hh = time_hh > 9 ? time_hh : '0' + time_hh;
                var time_mm = parseInt(Math.round(_self.gearDate.querySelector(".time_mm").getAttribute("val")));
                time_mm = time_mm > 9 ? time_mm : '0' + time_mm;
                _self.trigger.value = (date_yy % passY + _self.minY) + "-" + date_mm + "-" + date_dd + " " + (time_hh.length < 2 ? "0" : "") + time_hh + (time_mm.length < 2 ? ":0" : ":") + time_mm;
                closeMobileCalendar(e);
            }
            //时间确认
            function finishMobileTime(e) {
                var time_hh = parseInt(Math.round(_self.gearDate.querySelector(".time_hh").getAttribute("val")));
                time_hh = time_hh > 9 ? time_hh : '0' + time_hh;
                var time_mm = parseInt(Math.round(_self.gearDate.querySelector(".time_mm").getAttribute("val")));
                time_mm = time_mm > 9 ? time_mm : '0' + time_mm;

                var time_ss = parseInt(Math.round(_self.gearDate.querySelector(".time_ss").getAttribute("val")));
                time_ss = time_ss > 9 ? time_ss : '0' + time_ss;


                _self.trigger.value = (time_hh.length < 2 ? "0" : "") + time_hh + (time_mm.length < 2 ? ":0" : ":") + time_mm+ (time_ss.length < 2 ? ":0" : ":") + time_ss;
                closeMobileCalendar(e);
            }
            _self.trigger.addEventListener('click', {
                "date": popupDate,
                "datetime": popupDateTime,
                "time": popupTime
            }[type]);
        }
    }
    return MobileCalendar;
})()
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原文地址：https://www.cnblogs.com/liuhai35/p/5220333.html