lizhenqiu blog

//----------------------------解决兼容性方法------------------------------------------------------------
//获取元素的计算后样式属性

function getStyle(element, attr) {
    if(element.currentStyle) {
        return element.currentStyle[attr];
    } else {
        return window.getComputedStyle(element, null)[attr];
    }
}


//scroll().top or scroll().left获取已经滚动到元素的左边界或上边界的像素数

function scroll() {
    return {
        top: window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop || 0,
        left: window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft || 0
    };
}

//获取可视窗口大小

function client() {
    return {
        width: window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth || 0,
        height: window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight || 0
    };
}

//event兼容

var eventCompatible = {
    //event兼容
    getEvent: function(event) {
        return event || window.event;
    },

    //阻止冒泡事件
    stopPropagation: function(event) {
        var event = event || window.event;
        if(event && event.stopPropagation) {
            return event.stopPropagation();
        } else {
            return event.cancelBubble = true;
        }
    },

    //event.target 事件的目标 (事件委托)
    getTarget: function(event) {
        var event = event || window.event;
        return event.target ? event.target : event.srcElement;
    },

    //鼠标页面坐标
    page: function(event) {
        var event = event || window.event;
        return {
            x: event.pageX || event.clientX + document.documentElement.scrollLeft,
            y: event.pageY || event.clientY + document.documentElement.scrollTop
        };
    },

    //阻止默认行为
    prevent: function(event){
        var event = event || window.event;
        if (event.preventDefault) {
            return event.preventDefault();
        }else{
            return event.returnValue = false;
        }
    }
};


//监听事件兼容处理

function eventListener(obj, type, handler, unbind) {
    if(unbind === true) {
        if(obj.removeEventListener) {
            obj.removeEventListener(type, handler);
        } else {
            obj.detachEvent("on" + type, handler);
        };
    } else {
        if(obj.addEventListener) {
            obj.addEventListener(type, handler);
        } else {
            obj.attachEvent("on" + type, handler);
        };
    };
};


//清除选择

function clearSelection() {
    return window.getSelection ? window.getSelection().removeAllRanges() : document.selection.empty();
}


//---------------------------------------------------------------------------------------
//-----------------------自定义的方法------------------------------------------------

// trim

function trim(str) {
    return str.replace(/^\s+|\s+$/g, "");
}


//十进制转其他进制 type类型有"bit"、"oct"、"hex"

function changeFromDec(type, value) {
    var arr = ["0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F"]    var scale = 0;
    var sys = "";
    if(!/^[\d]*$/g.test(value)) {
        return "";
    }
    if(!value) {
        return "";
    }
    if(type === "bit") {
        scale = 2;
    } else if(type === "oct") {
        scale = 8;
    } else if(type === "hex") {
        scale = 16;
        while(true) {
            sys = arr[value % 16] + sys;
            value = parseInt(value / 16);
            if(!value) {
                break;
            }
        }
        return sys;
    }
    while(true) {
        sys = value % scale + sys;
        value = parseInt(value / scale);
        if(!value) {
            break;
        }
    }
    return sys;
}


//二进制、八进制、十六进制转十进制;


function toDec(type, value) {
    if(typeof value === "number") value += "";
    var scale = 0;
    var flag = false;
    if(type === "bit") {
        flag = /^[01]*$/g.test(value);
        scale = 2;
    } else if(type === "oct") {
        flag = /^[0-7]*$/g.test(value)
        scale = 8;
    } else if(type === "hex") {
        flag = /^[0-9a-fA-F]*$/g.test(value)
        scale = 16;
    }
    if(!flag || !value) return;
    var arr = value.split("");
    var dec = 0;
    for(var i = 0; i < arr.length; i++) {
        if(isNaN(parseInt(arr[i]))) {
            var charCode = arr[i].charCodeAt(0);
            if(charCode > 64 && charCode < 71) {
                dec += (charCode - 55) * Math.pow(scale, arr.length - 1 - i)
            } else if(charCode > 96 && charCode < 103) {
                dec += (charCode - 87) * Math.pow(scale, arr.length - 1 - i)
            }
        } else {
            dec += arr[i] * Math.pow(scale, arr.length - 1 - i);
        }
    }
    return dec;
}


//转动时钟

function clock() {
    var d = new Date();
    var ms = d.getMilliseconds();
    var s = d.getSeconds() + ms / 1000;
    var m = d.getMinutes() + s / 60;
    var h = d.getHours() + m / 60;
    second.style.transform = "rotate(" + s * 6 + "deg)";
    minute.style.transform = "rotate(" + m * 6 + "deg)";
    hour.style.transform = "rotate(" + h * 30 + "deg)";
}


//匀速动画

function animate(obj, attr, distance) {
    var step = 20;
    var leader = parseInt(getStyle(obj, attr)) || 0
    clearInterval(obj.atimer);
    obj.atimer = setInterval(function() {
        distance > leader ? leader += step : leader -= step;
        if(Math.abs(distance - leader) > step) {
            obj.style[attr] = leader + "px";
        } else {
            obj.style[attr] = distance + "px";
            clearInterval(obj.atimer);
        }
    }, 15);
}


//缓动动画(单个数值属性)

function slowSpeedAnimate(element, attr, distance) {
    clearInterval(element.timer);
    element.timer = setInterval(function() {
        var removing = parseInt(getStyle(element, attr)) || 0; //element.offsetLeft;
        var step = (distance - removing) / 20;
        step = step > 0 ? Math.ceil(step) : Math.floor(step);
        removing = removing + step;
        element.style[attr] = removing + "px";
        if(removing == distance) {
            clearInterval(element.timer);
        }
    }, 15)
}


//缓动动画(多个数值属性)

function moreAnimate(element, json, interval, fn) {
    clearInterval(element.timer);
    element.timer = setInterval(function() {
        var flag = true;
        for(var k in json) {
            if(k === "opacity") {
                var removing = getStyle(element, k) * 100; //element.offsetLeft;
                var distance = json[k] * 100;
                var step = (distance - removing) / interval;
                step = step > 0 ? Math.ceil(step) : Math.floor(step);
                removing = removing + step;
                element.style[k] = removing / 100;
            } else {
                var removing = parseInt(getStyle(element, k)) || 0; //element.offsetLeft;
                var distance = json[k];
                var step = (distance - removing) / interval;
                step = step > 0 ? Math.ceil(step) : Math.floor(step);
                removing = removing + step;
                element.style[k] = removing + "px";
            }
            if(removing != distance) {
                flag = false;
            }
        }
        if(flag) {
            clearInterval(element.timer);
            if(fn) {
                fn();
            }
        }

    }, 15)
}


//进度条

function Progress(id, width, height, outClass, inClass) {
    this.width = width;
    this.height = height;
    this.color = "#fff";
    this.progress = document.createElement("div");
    this.percentage = document.createElement("div");
    this.filler = document.createElement("div");
    var element = document.getElementById(id);
    if(width) {
        this.progress.style.width = this.width + "px";
    } else {
        this.progress.style.width = "200px";
    }
    if(height) {
        this.progress.style.height = this.height + "px";
    } else {
        this.progress.style.height = "20px";
    }
    if(typeof outClass === "string" && (/^[a-zA-Z](\w|[-])+$/g.test(outClass))) {
        this.progress.className = outClass;
    } else {
        this.progress.style.border = "1px solid #cccccc";
        this.progress.style.backgroundImage = "linear-gradient(to bottom, #ccc 0%, #fff 40%, #ccc 100%)";
        this.progress.style.borderRadius = "10px";
    }
    this.progress.style.overflow = "hidden";
    this.progress.style.position = "relative";
    element.appendChild(this.progress);
    //
    this.progress.appendChild(this.percentage);
    this.percentage.style.width = "100%";
    this.percentage.style.height = "100%";
    this.percentage.style.textAlign = "center";
    this.percentage.style.position = "absolute";
    this.percentage.innerHTML = "0%";
    //
    this.progress.appendChild(this.filler);
    this.filler.style.height = "100%";
    this.filler.style.width = 0;
    if(typeof inClass === "string" && (/^[a-zA-Z](\w|[-])+$/g.test(inClass))) {
        this.filler.className = inClass;
    } else {
        this.filler.style.backgroundColor = "#DC7BBE";
        this.filler.style.backgroundImage = "linear-gradient(to bottom, #0AF 0%, #0ff 40%, #0AF 100%)";
    }
}
Progress.prototype.fill = function(value) {
    if(value) {
        this.percentage.innerHTML = value + "%";
        this.percentage.style.color = this.color;
        value = (this.progress.offsetWidth - 2) / 100 * value;
        this.filler.style.width = value + "px";
    } else {
        this.filler.style.width = 0;
        this.percentage.innerHTML = "0%";
    }
}


//ajax封装

function ajax(a, b) { //type, url, async, dataType, data, fn
    var xhr = null,
        type = "get",
        url = "#",
        async = true,
        dataType = "text",
        data = "",
        jsonp = "",
        jsonpCallback = "",
        methodName = "",
        c = null;
    if(typeof a === "string") {
        url = a;
    }
    if(typeof a === "object") {
        c = a;
    } else if(typeof b == "object") {
        c = b;
    }
    if(c) {
        if(c.type && typeof c.type === "string") {
            type = c.type;
        };
        if(c.url && typeof c.url === "string") {
            url = c.url;
        };
        if(c.async && typeof c.async === "boolean") {
            async = c.async;
        };
        if(c.dataType && typeof c.dataType === "string") {
            dataType = c.dataType;
        };
        if(c.data && typeof c.data === "object") {
            var arr = [];
            for(k in c.data) {
                arr.push(k + "=" + c.data[k]);
            }
            data = arr.join("&");
        };
        if(c.jsonp && typeof c.jsonp === "string") {
            if(!c.dataType) {
                dataType = "jsonp";
            }
            jsonp = c.jsonp;
            if(data) {
                data += "&";
            }
        } else {
            jsonp = "callback";
        }
        if(c.jsonpCallback && typeof c.jsonpCallback === "string") {
            methodName = c.jsonpCallback;
        } else {
            methodName = "jquery" + new Date().getTime() + "_" + (Math.random() + "").substr(2);
        }
    };
    if(dataType == "jsonp") {
        data += jsonp + "=" + methodName;
        window[methodName] = function(data) {
            c.success(data);
        }
        var script = document.createElement("script");
        script.src = url + "?" + data;
        var head = document.getElementsByTagName("head")[0];
        head.appendChild(script);
    } else {
        //ajax部分
        if(window.XMLHttpRequest) {
            xhr = new XMLHttpRequest();
        } else {
            xhr = ActiveXObject("Microsoft.XMLHTTP");
        }
        if(type == "get") {
            if(data) {
                url += encodeURI("?" + data);
            }
            data = null;
        };
        xhr.open(type, url, async);
        if(type == "post") {
            xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
        };
        xhr.send(data);
        xhr.onreadystatechange = function() {
            if(xhr.readyState == 4 && xhr.status == 200) {
                var obj = {
                    text: xhr.responseText,
                    json: JSON.parse(xhr.responseText),
                };
                var data = obj[dataType];
                if(typeof c.success === "function") {
                    c.success(data);
                }
            }
        }
    }
}


//millisec是距离 GMT 时间 1970 年 1 月 1 日午夜的毫秒数 (解析通过ajax返回的数据中的毫秒数值的日期)

function getFullDate(millisec, lang) {
    var data = new Date();
    data.setTime(millisec);
    var year = data.getFullYear(),
        month = data.getMonth(),
        day = data.getDate(),
        week = data.getDay(),
        hour = data.getHours(),
        minute = data.getMinutes(),
        second = data.getSeconds(),
        am = "am",
        pm = "pm",
        enWeek = ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"],
        cnWeek = ["星期天", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六"],
        enMonth = ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"],
        cnMonth = ["一月", "二月", "三月", "四月", "五月", "六月", "七月", "八月", "九月", "十月", "十一月", "十二月"],
        cnDay = ["廿", "一", "二", "三", "四", "五", "六", "七", "八", "九", "十"]    if(lang == "cn") {
        am = "上午";
        pm = "下午";
    };
    day = day < 10 ? "0" + day : day;
    var obj = {
        year: year,
        month: lang ? (lang == "cn" ? cnMonth[month] : enMonth[month]) : (month < 10 ? "0" + (month + 1) : (month + 1)),
        day: day,
        week: lang == "en" ? enWeek[week] : cnWeek[week],
        hour: hour < 10 ? "0" + hour : hour,
        minute: minute < 10 ? "0" + minute : minute,
        second: second < 10 ? "0" + second : second,
        ms: data.getMilliseconds(),
        am: am,
        pm: pm,
        Hour: hour + minute / 60 > 12 ? (hour == 12 ? pm + hour : pm + hour % 12) : am + hour,
    };
    return obj;
}


//右键菜单

function RightMenu(area) {
    this.area = area;
    this.menu = null;
}

//根据传入的值获取目标
RightMenu.prototype.target = function(area) {
    if(typeof area === "string") {
        return document.getElementById(area);
    } else if(typeof area === "object") {
        return area;
    }
}

RightMenu.prototype.init = function(data, defaultStyle, userStyle, hoverStyle) {
    this.createMenu(data, defaultStyle, userStyle, hoverStyle);
    this.showMenu();
}

RightMenu.prototype.createMenu = function(data, defaultStyle, userStyle, hoverStyle) {
    if(typeof defaultStyle == "string" && !defaultStyle) {
        hoverStyle = userStyle;
        userStyle = defaultStyle;
        defaultStyle = true;
    }
    //创建菜单及样式
    this.menu = document.createElement("ul");
    this.menu.style.position = "absolute";
    this.menu.style.margin = 0;
    this.menu.style.padding = "2px";
    this.menu.style.listStyle = "none";
    this.menu.style.display = "none";
    if(!defaultStyle) {
        this.menu.style.border = "1px solid #DDDDDD";
        this.menu.style.backgroundColor = "#CCCCCC";
        this.menu.style.boxShadow = "5px 5px 5px #ccc";
    } else {
        this.menu.className = userStyle;
    }
    //选中项样式
    var hover = document.createElement("span");
    hover.style.display = "block";
    hover.style.position = "absolute"
    hover.style.top = 0;
    hover.style.left = 0;
    hover.style.boxSizing = "border-box";
    hover.style.width = "100%";
    hover.style.height = "100%";
    if((!defaultStyle) || (defaultStyle && !hoverStyle)) {
        hover.style.border = "1px solid #aaa";
        hover.style.borderRadius = "5px";
        hover.style.backgroundImage = "linear-gradient(to bottom,rgba(255,255,255,0.5)0%,rgba(255,255,255,0.1)50%,rgba(255,255,255,0.1)100%)";

    } else {
        hover.className = hoverStyle;
    }
    //创建菜单项
    for(var item in data) {
        var li = document.createElement("li");
        li.style.position = "relative";
        li.style.padding = "5px 10px";
        li.style.cursor = "pointer";
        //绑定事件
        li.addEventListener("mouseenter", function() {
            this.appendChild(hover);
        });
        li.addEventListener("mouseleave", function() {
            this.removeChild(hover);
        });
        var itemData = data[item]        for(var obj in itemData) {
            if(typeof itemData[obj] === "string") {
                li.innerHTML = itemData[obj];
            } else if(typeof itemData[obj] === "object") {
                var handlerData = itemData[obj];
                for(var type in handlerData) {
                    li.addEventListener(type, handlerData[type]);
                }
            }
        }
        this.menu.appendChild(li);
    }
    this.target(this.area).appendChild(this.menu);
}

RightMenu.prototype.showMenu = function() {
    var that = this;
    this.menu.parentNode.oncontextmenu = function(ev) {
        that.menu.style.display = "block";
        that.menu.style.left = ev.pageX + "px";
        that.menu.style.top = ev.pageY + "px";
        if(that.menu.parentNode.offsetWidth < that.menu.offsetLeft + that.menu.offsetWidth) {
            that.menu.style.left = ev.pageX - that.menu.offsetWidth + "px";
        };
        if(that.menu.parentNode.offsetHeight < that.menu.offsetTop + that.menu.offsetHeight) {
            that.menu.style.top = ev.pageY - that.menu.offsetHeight + "px";
        };
        return false;
    }
    this.menu.parentNode.onclick = function() {
        that.menu.style.display = "none";
    }
    document.onkeydown = function(e) {
        if(e.keyCode == 18 || e.keyCode == 27) {
            that.menu.style.display = "none";
        }
    }
}


//拖拽

function Drag(target, area) {
                this.target = target;
                this.area = area;
            }

            //根据传入的值获取目标
            Drag.prototype.dragTarget = function(target) {
                if(typeof target === "string") {
                    return document.getElementById(target);
                } else if(typeof target === "object") {
                    return target;
                }
            }

            Drag.prototype.init = function() {
                this.target = this.dragTarget(this.target);
                this.target.style.position = "absolute";
                this.target.setAttribute("draggable","true");
                this.dragEvent();
            }

            Drag.prototype.dragEvent = function() {
                var that = this;
                this.target.onmousedown = function(e) {
                    e = e || window.event;
                    that.disX = e.clientX - that.target.offsetLeft;
                    that.disY = e.clientY - that.target.offsetTop;
                    document.onmousemove = function(e) {
                        that.moveEvent(e);
                    }
                    document.onmouseup = function(){
                        that.target.style.opacity = "1";
                        document.onmousemove = document.onmouseup = null;
                    }
                    return false;
                }
            }
            Drag.prototype.moveEvent = function(e) {
                var limitX = e.clientX - this.disX;
                var limitY = e.clientY - this.disY;
                //没有指定区域则用document

                if (!this.area) {
                    this.area = document.documentElement;
                }
                if(limitX < this.area.offsetLeft) {
                    limitX = this.area.offsetLeft;
                } else if(limitX > this.area.clientWidth + this.area.offsetLeft - this.target.offsetWidth) {
                    limitX =  this.area.clientWidth + this.area.offsetLeft - this.target.offsetWidth;
                }
                if(limitY < this.area.offsetTop) {
                    limitY = this.area.offsetTop;
                } else if(limitY > this.area.clientHeight + this.area.offsetTop - this.target.offsetHeight) {
                    limitY = this.area.clientHeight + this.area.offsetTop - this.target.offsetHeight;
                }
                this.target.style.left = limitX + "px";
                this.target.style.top = limitY + "px";
                this.target.style.opacity = "0.8";
            }

<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>无标题文档</title>
<style>
html,
body { height: 100%; position: relative; overflow: hidden; margin: 0; }
div { position: absolute; top: 0; left: 0; width: 100%; height: 100%; transition: transform 0.4s ease; transform: translateX(-100%); }
div:after { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); font-size: 5vw; font-family: 'Oswald', sans-serif; text-transform: uppercase; color: #fdfdfd; letter-spacing: 4px; }
div:nth-of-type(1) { background-color: #1abc9c; }
div:nth-of-type(1):after { content: "#1abc9c"; }
div:nth-of-type(2) { background-color: #2ecc71; }
div:nth-of-type(2):after { content: "#2ecc71"; }
div:nth-of-type(3) { background-color: #3498db; }
div:nth-of-type(3):after { content: "#3498db"; }
div:nth-of-type(4) { background-color: #e74c3c; }
div:nth-of-type(4):after { content: "#e74c3c"; }
div:nth-of-type(5) { background-color: #34495e; }
div:nth-of-type(5):after { content: "#34495e"; }
div:nth-of-type(6) { background-color: #9b59b6; }
div:nth-of-type(6):after { content: "#9b59b6"; }
div:nth-of-type(7) { background-color: #f1c40f; }
div:nth-of-type(7):after { content: "#f1c40f"; }
div:nth-of-type(8) { background-color: #e67e22; }
div:nth-of-type(8):after { content: "#e67e22"; }
input[type="radio"] { position: absolute; right: 0; width: 25%; height: 20px; outline: 20px solid; outline-offset: -10px; margin: 0; z-index: 1; cursor: pointer; }
input[type="radio"]:nth-of-type(1) { outline-color: #1abc9c; left: 0%; }
input[type="radio"]:nth-of-type(2) { outline-color: #2ecc71; left: 25%; }
input[type="radio"]:nth-of-type(3) { outline-color: #3498db; left: 50%; }
input[type="radio"]:nth-of-type(4) { outline-color: #e74c3c; left: 75%; }
input[type="radio"]:nth-of-type(5) { outline-color: #34495e; left: 0%; bottom: 0px; }
input[type="radio"]:nth-of-type(6) { outline-color: #9b59b6; left: 25%; bottom: 0px; }
input[type="radio"]:nth-of-type(7) { outline-color: #f1c40f; left: 50%; bottom: 0px; }
input[type="radio"]:nth-of-type(8) { outline-color: #e67e22; left: 75%; bottom: 0px; }
input[type="radio"]:checked+ div { transform: translateX(0%); transition: transform 0.4s ease 0.4s; }
</style>
</head>

<body>
<input type="radio" name="name" checked="checked"/>
<div></div>
<input type="radio" name="name"/>
<div></div>
<input type="radio" name="name"/>
<div></div>
<input type="radio" name="name"/>
<div></div>
<input type="radio" name="name"/>
<div></div>
<input type="radio" name="name"/>
<div></div>
<input type="radio" name="name"/>
<div></div>
<input type="radio" name="name"/>
<div></div>
</body>
</html>