puzzletrip/js/Util.js

/**
 * Created by juho on 2016-03-29.
 */

var Util = {
    // 자릿수 맞춰 문자열 반환
    zeroStr: function (num, total) {
        var str = num.toString();
        var i = total - str.length;
        while (i--) {
            str = '0' + str;
        }
        return str;
    },
    // 랜덤 숫자 반환
    randomNumber: function (total, point) {
        var p = 10 * point || 1;
        return Math.floor((Math.random() * total * p) / p);
    },
    hitTest: function (bound, point) {
        if (point.x >= bound.x && point.x <= (bound.x + bound.width) && point.y >= bound.y && point.y <= (bound.y + bound.height)) return true;
        return false;
    },
    // 배열에 중복값 삭제
    uniqueArray: function (arr) {
        var a = [];
        for (var i = 0, l = arr.length; i < l; i++)
            if (a.indexOf(arr[i]) === -1 && arr[i] !== '')
                a.push(arr[i]);
        return a;
    },
    // 문자열에 콤마 추가
    comma: function (str) {
        str = String(str);
        return str.replace(/(\d)(?=(?:\d{3})+(?!\d))/g, '$1,');
    },
    // 배열 섞기
    shuffle: function (a) {
        var j, x, i;
        for (i = a.length; i; i--) {
            j = Math.floor(Math.random() * i);
            x = a[i - 1];
            a[i - 1] = a[j];
            a[j] = x;
        }
    },
    // 특정 값만 배열에서 삭제
    grep: function (ary, removeItem) {
        return jQuery.grep(ary, function (value) {
            return value != removeItem;
        });
    },
    // url 파라미터 반환
    getParam: function (str) {
        var v = window.location.search.match(new RegExp('(?:[\?\&]' + str + '=)([^&]+)'));
        return v ? v[1] : null;
    },
    mobileCheck: function () {
        if (navigator.userAgent.match(/Android/i)
            || navigator.userAgent.match(/webOS/i)
            || navigator.userAgent.match(/iPhone/i)
            || navigator.userAgent.match(/iPad/i)
            || navigator.userAgent.match(/iPod/i)
            || navigator.userAgent.match(/BlackBerry/i)
            || navigator.userAgent.match(/Windows Phone/i)) {
            return true;
        } else {
            return false;
        }
    },
    radiansToDegrees: function (degrees) {
        return degrees * Math.PI / 180;
    },
    degreesToradians: function (radians) {
        return radians * 180 / Math.PI;
    },
    getRandomNum: function (maxNum) {
        var num = Math.floor(Math.random() * 10000 % maxNum) + 1;
        return num;
    },
    getDecimal: function (num, total) {
        var str = num + "", index = str.indexOf("."), length = 0;
        if (index != "-1") {
            length = str.length - (index + 1);
            if (total <= length) {
                str = str.substr(0, index + total + 1);
            } else {
                while (length--) {
                    str += "0";
                }
            }
        } else {
            if (total > 0) {
                str += ".";
                while (total--) {
                    str += "0";
                }
            }
        }
        return str;
    }
};

module.exports = Util