JS(移动端)自己封装移动端一些常用方法

/**
 * Created by Administrator on 2016/7/14.
 */
/*命名空间*/
window.lcf = {};
/*监听过渡结束的方法*/
lcf.transitionEnd = function(obj,callback) {
    /*判断obj是否是一个对象 使用typeof*/
    if(!obj || typeof obj !== "object") return false;
    /*监听过渡结束事件*/
    obj.addEventListener("webkitTransitionEnd",function () {
        callback && callback();

    });
    obj.addEventListener("transitionEnd", function () {
        callback && callback();
    });
};
/*监听过渡结束的方法*/
lcf.animationEnd = function (obj,callback) {
    /*判断obj是否是一个对象*/
    if(!obj || typeof obj !== "object") return false;
    /*监听过渡结束事件*/
    obj.addEventListener("webkitAnimationEnd",function () {
        callback && callback();
    });
    obj.addEventListener("animationEnd", function () {
        callback && callback();
    });
};
/*添加过渡方法*/
lcf.addTransition =function(obj){
    /*基本判断*/
    if(!obj || typeof obj !== "object") return false;
    obj.style.transition = "all 1s";
    obj.style.webkitTransition = "all 1s";
};
/*移除过渡方法*/
lcf.removeTransition =function(obj){
    /*基本判断*/
    if(!obj || typeof obj !== "object") return false;
    obj.style.transition = "none";
    obj.style.webkitTransition = "none";
};
/*上下定位方法*/
lcf.setTranslateY =function(obj,translateY){
    /*基本判断*/
    if(!obj || typeof obj !== "object") return false;
    obj.style.transform = "translateY("+translateY+"px)";
    obj.style.webkitTransform = "translateY("+translateY+"px)";
};
/*左右定位方法*/
lcf.setTranslateX =function(obj,translateX){
    /*基本判断*/
    if(!obj || typeof obj !== "object") return false;
    obj.style.transform = "translateX("+translateX+"px)";
    obj.style.webkitTransform = "translateX("+translateX+"px)";
};
/*封装tab事件方法*/
lcf.tap = function (obj,callback) {
    /*基本判断*/
    if(!obj || typeof obj !== "object") return false;
    /*记录时间*/
    var startTime = 0;
    var isMove = false;
    /*手指触摸到屏幕时触发touch事件*/
    obj.addEventListener("touchstart", function (e) {
        /*响应开始时间（毫秒）*/
        startTime = Date.now();
    });
    /*滑动屏幕时触发touch事件*/
    obj.addEventListener("touchmove", function (e) {
        /*滑动*/
        isMove = true;
    });
    /*手指离开屏幕结束时触发touch事件*/
    obj.addEventListener("touchend", function (e) {
        /*判断响应时间*/
        if((Date.now()-startTime)<150 && !isMove){
            callback && callback(e);
        }
        /*重置参数*/
        startTime = 0;
        isMove = false;
    });

};
/*倒计时*/
lcf.downTime =  function (endTime,obj,callback){
    /*基本判断*/
    if(!endTime || typeof endTime !== "string") return false;
    /*基本判断*/
    if(!obj || typeof obj !== "object") return false;
    /*获取日期的毫秒*/
    var endTime = Date.parse(endTime);
    /*定时器*/
    setInterval(function () {
        var nowTime  = +new Date();
        /*2个时间的差 毫秒*/
        var minus =endTime - nowTime;
        /*相差的天数*/
        var day = parseInt(minus/1000/60/60/24);
        /*相差的小时*/
        var hours = parseInt(minus/1000/60/60%24);
        /*相差的分钟*/
        var mintue = parseInt(minus/1000/60%60);
        /*获取相差的秒*/
        var second = parseInt(minus/1000%60);

        obj[0].innerHTML = parseInt(hours/10);
        obj[1].innerHTML = hours%10;
        obj[3].innerHTML = parseInt(mintue/10);
        obj[4].innerHTML = mintue%10;
        obj[6].innerHTML = parseInt(second/10);
        obj[7].innerHTML = second%10;

    },1000);
    callback && callback();
};