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964 lines
23 KiB
964 lines
23 KiB
/**
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* utility functions
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*/
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var util = {};
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/**
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* Test whether given object is a number
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* @param {*} object
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* @return {Boolean} isNumber
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*/
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util.isNumber = function isNumber(object) {
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return (object instanceof Number || typeof object == 'number');
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};
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/**
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* Test whether given object is a string
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* @param {*} object
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* @return {Boolean} isString
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*/
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util.isString = function isString(object) {
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return (object instanceof String || typeof object == 'string');
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};
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/**
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* Test whether given object is a Date, or a String containing a Date
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* @param {Date | String} object
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* @return {Boolean} isDate
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*/
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util.isDate = function isDate(object) {
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if (object instanceof Date) {
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return true;
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}
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else if (util.isString(object)) {
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// test whether this string contains a date
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var match = ASPDateRegex.exec(object);
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if (match) {
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return true;
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}
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else if (!isNaN(Date.parse(object))) {
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return true;
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}
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}
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return false;
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};
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/**
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* Test whether given object is an instance of google.visualization.DataTable
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* @param {*} object
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* @return {Boolean} isDataTable
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*/
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util.isDataTable = function isDataTable(object) {
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return (typeof (google) !== 'undefined') &&
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(google.visualization) &&
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(google.visualization.DataTable) &&
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(object instanceof google.visualization.DataTable);
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};
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/**
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* Create a semi UUID
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* source: http://stackoverflow.com/a/105074/1262753
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* @return {String} uuid
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*/
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util.randomUUID = function randomUUID () {
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var S4 = function () {
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return Math.floor(
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Math.random() * 0x10000 /* 65536 */
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).toString(16);
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};
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return (
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S4() + S4() + '-' +
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S4() + '-' +
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S4() + '-' +
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S4() + '-' +
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S4() + S4() + S4()
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);
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};
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/**
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* Extend object a with the properties of object b or a series of objects
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* Only properties with defined values are copied
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* @param {Object} a
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* @param {... Object} b
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* @return {Object} a
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*/
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util.extend = function (a, b) {
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for (var i = 1, len = arguments.length; i < len; i++) {
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var other = arguments[i];
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for (var prop in other) {
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if (other.hasOwnProperty(prop) && other[prop] !== undefined) {
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a[prop] = other[prop];
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}
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}
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}
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return a;
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};
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/**
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* Deep extend an object a with the properties of object b
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* @param {Object} a
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* @param {Object} b
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* @returns {Object}
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*/
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util.deepExtend = function deepExtend (a, b) {
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// TODO: add support for Arrays to deepExtend
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if (Array.isArray(b)) {
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throw new TypeError('Arrays are not supported by deepExtend');
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}
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for (var prop in b) {
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if (b.hasOwnProperty(prop)) {
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if (b[prop] && b[prop].constructor === Object) {
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if (a[prop] === undefined) {
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a[prop] = {};
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}
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if (a[prop].constructor === Object) {
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deepExtend(a[prop], b[prop]);
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}
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else {
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a[prop] = b[prop];
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}
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} else if (Array.isArray(b[prop])) {
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throw new TypeError('Arrays are not supported by deepExtend');
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} else {
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a[prop] = b[prop];
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}
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}
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}
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return a;
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};
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/**
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* Test whether all elements in two arrays are equal.
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* @param {Array} a
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* @param {Array} b
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* @return {boolean} Returns true if both arrays have the same length and same
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* elements.
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*/
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util.equalArray = function (a, b) {
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if (a.length != b.length) return false;
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for (var i = 0, len = a.length; i < len; i++) {
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if (a[i] != b[i]) return false;
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}
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return true;
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};
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/**
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* Convert an object to another type
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* @param {Boolean | Number | String | Date | Moment | Null | undefined} object
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* @param {String | undefined} type Name of the type. Available types:
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* 'Boolean', 'Number', 'String',
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* 'Date', 'Moment', ISODate', 'ASPDate'.
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* @return {*} object
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* @throws Error
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*/
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util.convert = function convert(object, type) {
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var match;
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if (object === undefined) {
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return undefined;
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}
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if (object === null) {
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return null;
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}
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if (!type) {
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return object;
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}
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if (!(typeof type === 'string') && !(type instanceof String)) {
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throw new Error('Type must be a string');
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}
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//noinspection FallthroughInSwitchStatementJS
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switch (type) {
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case 'boolean':
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case 'Boolean':
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return Boolean(object);
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case 'number':
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case 'Number':
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return Number(object.valueOf());
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case 'string':
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case 'String':
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return String(object);
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case 'Date':
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if (util.isNumber(object)) {
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return new Date(object);
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}
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if (object instanceof Date) {
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return new Date(object.valueOf());
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}
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else if (moment.isMoment(object)) {
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return new Date(object.valueOf());
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}
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if (util.isString(object)) {
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match = ASPDateRegex.exec(object);
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if (match) {
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// object is an ASP date
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return new Date(Number(match[1])); // parse number
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}
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else {
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return moment(object).toDate(); // parse string
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}
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}
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else {
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throw new Error(
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'Cannot convert object of type ' + util.getType(object) +
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' to type Date');
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}
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case 'Moment':
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if (util.isNumber(object)) {
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return moment(object);
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}
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if (object instanceof Date) {
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return moment(object.valueOf());
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}
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else if (moment.isMoment(object)) {
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return moment(object);
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}
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if (util.isString(object)) {
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match = ASPDateRegex.exec(object);
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if (match) {
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// object is an ASP date
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return moment(Number(match[1])); // parse number
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}
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else {
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return moment(object); // parse string
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}
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}
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else {
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throw new Error(
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'Cannot convert object of type ' + util.getType(object) +
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' to type Date');
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}
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case 'ISODate':
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if (util.isNumber(object)) {
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return new Date(object);
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}
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else if (object instanceof Date) {
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return object.toISOString();
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}
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else if (moment.isMoment(object)) {
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return object.toDate().toISOString();
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}
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else if (util.isString(object)) {
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match = ASPDateRegex.exec(object);
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if (match) {
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// object is an ASP date
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return new Date(Number(match[1])).toISOString(); // parse number
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}
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else {
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return new Date(object).toISOString(); // parse string
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}
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}
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else {
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throw new Error(
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'Cannot convert object of type ' + util.getType(object) +
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' to type ISODate');
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}
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case 'ASPDate':
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if (util.isNumber(object)) {
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return '/Date(' + object + ')/';
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}
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else if (object instanceof Date) {
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return '/Date(' + object.valueOf() + ')/';
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}
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else if (util.isString(object)) {
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match = ASPDateRegex.exec(object);
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var value;
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if (match) {
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// object is an ASP date
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value = new Date(Number(match[1])).valueOf(); // parse number
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}
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else {
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value = new Date(object).valueOf(); // parse string
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}
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return '/Date(' + value + ')/';
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}
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else {
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throw new Error(
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'Cannot convert object of type ' + util.getType(object) +
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' to type ASPDate');
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}
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default:
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throw new Error('Cannot convert object of type ' + util.getType(object) +
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' to type "' + type + '"');
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}
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};
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// parse ASP.Net Date pattern,
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// for example '/Date(1198908717056)/' or '/Date(1198908717056-0700)/'
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// code from http://momentjs.com/
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var ASPDateRegex = /^\/?Date\((\-?\d+)/i;
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/**
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* Get the type of an object, for example util.getType([]) returns 'Array'
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* @param {*} object
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* @return {String} type
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*/
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util.getType = function getType(object) {
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var type = typeof object;
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if (type == 'object') {
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if (object == null) {
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return 'null';
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}
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if (object instanceof Boolean) {
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return 'Boolean';
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}
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if (object instanceof Number) {
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return 'Number';
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}
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if (object instanceof String) {
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return 'String';
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}
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if (object instanceof Array) {
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return 'Array';
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}
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if (object instanceof Date) {
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return 'Date';
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}
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return 'Object';
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}
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else if (type == 'number') {
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return 'Number';
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}
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else if (type == 'boolean') {
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return 'Boolean';
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}
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else if (type == 'string') {
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return 'String';
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}
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return type;
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};
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/**
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* Retrieve the absolute left value of a DOM element
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* @param {Element} elem A dom element, for example a div
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* @return {number} left The absolute left position of this element
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* in the browser page.
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*/
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util.getAbsoluteLeft = function getAbsoluteLeft (elem) {
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var doc = document.documentElement;
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var body = document.body;
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var left = elem.offsetLeft;
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var e = elem.offsetParent;
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while (e != null && e != body && e != doc) {
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left += e.offsetLeft;
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left -= e.scrollLeft;
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e = e.offsetParent;
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}
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return left;
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};
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/**
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* Retrieve the absolute top value of a DOM element
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* @param {Element} elem A dom element, for example a div
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* @return {number} top The absolute top position of this element
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* in the browser page.
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*/
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util.getAbsoluteTop = function getAbsoluteTop (elem) {
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var doc = document.documentElement;
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var body = document.body;
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var top = elem.offsetTop;
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var e = elem.offsetParent;
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while (e != null && e != body && e != doc) {
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top += e.offsetTop;
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top -= e.scrollTop;
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e = e.offsetParent;
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}
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return top;
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};
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/**
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* Get the absolute, vertical mouse position from an event.
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* @param {Event} event
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* @return {Number} pageY
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*/
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util.getPageY = function getPageY (event) {
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if ('pageY' in event) {
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return event.pageY;
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}
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else {
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var clientY;
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if (('targetTouches' in event) && event.targetTouches.length) {
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clientY = event.targetTouches[0].clientY;
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}
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else {
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clientY = event.clientY;
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}
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var doc = document.documentElement;
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var body = document.body;
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return clientY +
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( doc && doc.scrollTop || body && body.scrollTop || 0 ) -
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( doc && doc.clientTop || body && body.clientTop || 0 );
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}
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};
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/**
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* Get the absolute, horizontal mouse position from an event.
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* @param {Event} event
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* @return {Number} pageX
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*/
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util.getPageX = function getPageX (event) {
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if ('pageY' in event) {
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return event.pageX;
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}
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else {
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var clientX;
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if (('targetTouches' in event) && event.targetTouches.length) {
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clientX = event.targetTouches[0].clientX;
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}
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else {
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clientX = event.clientX;
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}
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var doc = document.documentElement;
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var body = document.body;
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return clientX +
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( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) -
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( doc && doc.clientLeft || body && body.clientLeft || 0 );
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}
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};
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/**
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* add a className to the given elements style
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* @param {Element} elem
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* @param {String} className
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*/
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util.addClassName = function addClassName(elem, className) {
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var classes = elem.className.split(' ');
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if (classes.indexOf(className) == -1) {
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classes.push(className); // add the class to the array
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elem.className = classes.join(' ');
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}
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};
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/**
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* add a className to the given elements style
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* @param {Element} elem
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* @param {String} className
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*/
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util.removeClassName = function removeClassname(elem, className) {
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var classes = elem.className.split(' ');
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var index = classes.indexOf(className);
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if (index != -1) {
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classes.splice(index, 1); // remove the class from the array
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elem.className = classes.join(' ');
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}
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};
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/**
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* For each method for both arrays and objects.
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* In case of an array, the built-in Array.forEach() is applied.
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* In case of an Object, the method loops over all properties of the object.
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* @param {Object | Array} object An Object or Array
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* @param {function} callback Callback method, called for each item in
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* the object or array with three parameters:
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* callback(value, index, object)
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*/
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util.forEach = function forEach (object, callback) {
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var i,
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len;
|
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if (object instanceof Array) {
|
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// array
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for (i = 0, len = object.length; i < len; i++) {
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callback(object[i], i, object);
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}
|
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}
|
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else {
|
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// object
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for (i in object) {
|
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if (object.hasOwnProperty(i)) {
|
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callback(object[i], i, object);
|
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}
|
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}
|
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}
|
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};
|
|
|
|
/**
|
|
* Convert an object into an array: all objects properties are put into the
|
|
* array. The resulting array is unordered.
|
|
* @param {Object} object
|
|
* @param {Array} array
|
|
*/
|
|
util.toArray = function toArray(object) {
|
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var array = [];
|
|
|
|
for (var prop in object) {
|
|
if (object.hasOwnProperty(prop)) array.push(object[prop]);
|
|
}
|
|
|
|
return array;
|
|
}
|
|
|
|
/**
|
|
* Update a property in an object
|
|
* @param {Object} object
|
|
* @param {String} key
|
|
* @param {*} value
|
|
* @return {Boolean} changed
|
|
*/
|
|
util.updateProperty = function updateProperty (object, key, value) {
|
|
if (object[key] !== value) {
|
|
object[key] = value;
|
|
return true;
|
|
}
|
|
else {
|
|
return false;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Add and event listener. Works for all browsers
|
|
* @param {Element} element An html element
|
|
* @param {string} action The action, for example "click",
|
|
* without the prefix "on"
|
|
* @param {function} listener The callback function to be executed
|
|
* @param {boolean} [useCapture]
|
|
*/
|
|
util.addEventListener = function addEventListener(element, action, listener, useCapture) {
|
|
if (element.addEventListener) {
|
|
if (useCapture === undefined)
|
|
useCapture = false;
|
|
|
|
if (action === "mousewheel" && navigator.userAgent.indexOf("Firefox") >= 0) {
|
|
action = "DOMMouseScroll"; // For Firefox
|
|
}
|
|
|
|
element.addEventListener(action, listener, useCapture);
|
|
} else {
|
|
element.attachEvent("on" + action, listener); // IE browsers
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Remove an event listener from an element
|
|
* @param {Element} element An html dom element
|
|
* @param {string} action The name of the event, for example "mousedown"
|
|
* @param {function} listener The listener function
|
|
* @param {boolean} [useCapture]
|
|
*/
|
|
util.removeEventListener = function removeEventListener(element, action, listener, useCapture) {
|
|
if (element.removeEventListener) {
|
|
// non-IE browsers
|
|
if (useCapture === undefined)
|
|
useCapture = false;
|
|
|
|
if (action === "mousewheel" && navigator.userAgent.indexOf("Firefox") >= 0) {
|
|
action = "DOMMouseScroll"; // For Firefox
|
|
}
|
|
|
|
element.removeEventListener(action, listener, useCapture);
|
|
} else {
|
|
// IE browsers
|
|
element.detachEvent("on" + action, listener);
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* Get HTML element which is the target of the event
|
|
* @param {Event} event
|
|
* @return {Element} target element
|
|
*/
|
|
util.getTarget = function getTarget(event) {
|
|
// code from http://www.quirksmode.org/js/events_properties.html
|
|
if (!event) {
|
|
event = window.event;
|
|
}
|
|
|
|
var target;
|
|
|
|
if (event.target) {
|
|
target = event.target;
|
|
}
|
|
else if (event.srcElement) {
|
|
target = event.srcElement;
|
|
}
|
|
|
|
if (target.nodeType != undefined && target.nodeType == 3) {
|
|
// defeat Safari bug
|
|
target = target.parentNode;
|
|
}
|
|
|
|
return target;
|
|
};
|
|
|
|
/**
|
|
* Fake a hammer.js gesture. Event can be a ScrollEvent or MouseMoveEvent
|
|
* @param {Element} element
|
|
* @param {Event} event
|
|
*/
|
|
util.fakeGesture = function fakeGesture (element, event) {
|
|
var eventType = null;
|
|
|
|
// for hammer.js 1.0.5
|
|
var gesture = Hammer.event.collectEventData(this, eventType, event);
|
|
|
|
// for hammer.js 1.0.6
|
|
//var touches = Hammer.event.getTouchList(event, eventType);
|
|
// var gesture = Hammer.event.collectEventData(this, eventType, touches, event);
|
|
|
|
// on IE in standards mode, no touches are recognized by hammer.js,
|
|
// resulting in NaN values for center.pageX and center.pageY
|
|
if (isNaN(gesture.center.pageX)) {
|
|
gesture.center.pageX = event.pageX;
|
|
}
|
|
if (isNaN(gesture.center.pageY)) {
|
|
gesture.center.pageY = event.pageY;
|
|
}
|
|
|
|
return gesture;
|
|
};
|
|
|
|
util.option = {};
|
|
|
|
/**
|
|
* Convert a value into a boolean
|
|
* @param {Boolean | function | undefined} value
|
|
* @param {Boolean} [defaultValue]
|
|
* @returns {Boolean} bool
|
|
*/
|
|
util.option.asBoolean = function (value, defaultValue) {
|
|
if (typeof value == 'function') {
|
|
value = value();
|
|
}
|
|
|
|
if (value != null) {
|
|
return (value != false);
|
|
}
|
|
|
|
return defaultValue || null;
|
|
};
|
|
|
|
/**
|
|
* Convert a value into a number
|
|
* @param {Boolean | function | undefined} value
|
|
* @param {Number} [defaultValue]
|
|
* @returns {Number} number
|
|
*/
|
|
util.option.asNumber = function (value, defaultValue) {
|
|
if (typeof value == 'function') {
|
|
value = value();
|
|
}
|
|
|
|
if (value != null) {
|
|
return Number(value) || defaultValue || null;
|
|
}
|
|
|
|
return defaultValue || null;
|
|
};
|
|
|
|
/**
|
|
* Convert a value into a string
|
|
* @param {String | function | undefined} value
|
|
* @param {String} [defaultValue]
|
|
* @returns {String} str
|
|
*/
|
|
util.option.asString = function (value, defaultValue) {
|
|
if (typeof value == 'function') {
|
|
value = value();
|
|
}
|
|
|
|
if (value != null) {
|
|
return String(value);
|
|
}
|
|
|
|
return defaultValue || null;
|
|
};
|
|
|
|
/**
|
|
* Convert a size or location into a string with pixels or a percentage
|
|
* @param {String | Number | function | undefined} value
|
|
* @param {String} [defaultValue]
|
|
* @returns {String} size
|
|
*/
|
|
util.option.asSize = function (value, defaultValue) {
|
|
if (typeof value == 'function') {
|
|
value = value();
|
|
}
|
|
|
|
if (util.isString(value)) {
|
|
return value;
|
|
}
|
|
else if (util.isNumber(value)) {
|
|
return value + 'px';
|
|
}
|
|
else {
|
|
return defaultValue || null;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Convert a value into a DOM element
|
|
* @param {HTMLElement | function | undefined} value
|
|
* @param {HTMLElement} [defaultValue]
|
|
* @returns {HTMLElement | null} dom
|
|
*/
|
|
util.option.asElement = function (value, defaultValue) {
|
|
if (typeof value == 'function') {
|
|
value = value();
|
|
}
|
|
|
|
return value || defaultValue || null;
|
|
};
|
|
|
|
|
|
|
|
util.GiveDec = function GiveDec(Hex) {
|
|
var Value;
|
|
|
|
if (Hex == "A")
|
|
Value = 10;
|
|
else if (Hex == "B")
|
|
Value = 11;
|
|
else if (Hex == "C")
|
|
Value = 12;
|
|
else if (Hex == "D")
|
|
Value = 13;
|
|
else if (Hex == "E")
|
|
Value = 14;
|
|
else if (Hex == "F")
|
|
Value = 15;
|
|
else
|
|
Value = eval(Hex);
|
|
|
|
return Value;
|
|
};
|
|
|
|
util.GiveHex = function GiveHex(Dec) {
|
|
var Value;
|
|
|
|
if(Dec == 10)
|
|
Value = "A";
|
|
else if (Dec == 11)
|
|
Value = "B";
|
|
else if (Dec == 12)
|
|
Value = "C";
|
|
else if (Dec == 13)
|
|
Value = "D";
|
|
else if (Dec == 14)
|
|
Value = "E";
|
|
else if (Dec == 15)
|
|
Value = "F";
|
|
else
|
|
Value = "" + Dec;
|
|
|
|
return Value;
|
|
};
|
|
|
|
/**
|
|
* Parse a color property into an object with border, background, and
|
|
* highlight colors
|
|
* @param {Object | String} color
|
|
* @return {Object} colorObject
|
|
*/
|
|
util.parseColor = function(color) {
|
|
var c;
|
|
if (util.isString(color)) {
|
|
if (util.isValidHex(color)) {
|
|
var hsv = util.hexToHSV(color);
|
|
var lighterColorHSV = {h:hsv.h,s:hsv.s * 0.45,v:Math.min(1,hsv.v * 1.05)};
|
|
var darkerColorHSV = {h:hsv.h,s:Math.min(1,hsv.v * 1.25),v:hsv.v*0.6};
|
|
var darkerColorHex = util.HSVToHex(darkerColorHSV.h ,darkerColorHSV.h ,darkerColorHSV.v);
|
|
var lighterColorHex = util.HSVToHex(lighterColorHSV.h,lighterColorHSV.s,lighterColorHSV.v);
|
|
|
|
c = {
|
|
background: color,
|
|
border:darkerColorHex,
|
|
highlight: {
|
|
background:lighterColorHex,
|
|
border:darkerColorHex
|
|
},
|
|
hover: {
|
|
background:lighterColorHex,
|
|
border:darkerColorHex
|
|
}
|
|
};
|
|
}
|
|
else {
|
|
c = {
|
|
background:color,
|
|
border:color,
|
|
highlight: {
|
|
background:color,
|
|
border:color
|
|
},
|
|
hover: {
|
|
background:color,
|
|
border:color
|
|
}
|
|
};
|
|
}
|
|
}
|
|
else {
|
|
c = {};
|
|
c.background = color.background || 'white';
|
|
c.border = color.border || c.background;
|
|
|
|
if (util.isString(color.highlight)) {
|
|
c.highlight = {
|
|
border: color.highlight,
|
|
background: color.highlight
|
|
}
|
|
}
|
|
else {
|
|
c.highlight = {};
|
|
c.highlight.background = color.highlight && color.highlight.background || c.background;
|
|
c.highlight.border = color.highlight && color.highlight.border || c.border;
|
|
}
|
|
|
|
if (util.isString(color.hover)) {
|
|
c.hover = {
|
|
border: color.hover,
|
|
background: color.hover
|
|
}
|
|
}
|
|
else {
|
|
c.hover = {};
|
|
c.hover.background = color.hover && color.hover.background || c.background;
|
|
c.hover.border = color.hover && color.hover.border || c.border;
|
|
}
|
|
}
|
|
|
|
return c;
|
|
};
|
|
|
|
/**
|
|
* http://www.yellowpipe.com/yis/tools/hex-to-rgb/color-converter.php
|
|
*
|
|
* @param {String} hex
|
|
* @returns {{r: *, g: *, b: *}}
|
|
*/
|
|
util.hexToRGB = function hexToRGB(hex) {
|
|
hex = hex.replace("#","").toUpperCase();
|
|
|
|
var a = util.GiveDec(hex.substring(0, 1));
|
|
var b = util.GiveDec(hex.substring(1, 2));
|
|
var c = util.GiveDec(hex.substring(2, 3));
|
|
var d = util.GiveDec(hex.substring(3, 4));
|
|
var e = util.GiveDec(hex.substring(4, 5));
|
|
var f = util.GiveDec(hex.substring(5, 6));
|
|
|
|
var r = (a * 16) + b;
|
|
var g = (c * 16) + d;
|
|
var b = (e * 16) + f;
|
|
|
|
return {r:r,g:g,b:b};
|
|
};
|
|
|
|
util.RGBToHex = function RGBToHex(red,green,blue) {
|
|
var a = util.GiveHex(Math.floor(red / 16));
|
|
var b = util.GiveHex(red % 16);
|
|
var c = util.GiveHex(Math.floor(green / 16));
|
|
var d = util.GiveHex(green % 16);
|
|
var e = util.GiveHex(Math.floor(blue / 16));
|
|
var f = util.GiveHex(blue % 16);
|
|
|
|
var hex = a + b + c + d + e + f;
|
|
return "#" + hex;
|
|
};
|
|
|
|
|
|
/**
|
|
* http://www.javascripter.net/faq/rgb2hsv.htm
|
|
*
|
|
* @param red
|
|
* @param green
|
|
* @param blue
|
|
* @returns {*}
|
|
* @constructor
|
|
*/
|
|
util.RGBToHSV = function RGBToHSV (red,green,blue) {
|
|
red=red/255; green=green/255; blue=blue/255;
|
|
var minRGB = Math.min(red,Math.min(green,blue));
|
|
var maxRGB = Math.max(red,Math.max(green,blue));
|
|
|
|
// Black-gray-white
|
|
if (minRGB == maxRGB) {
|
|
return {h:0,s:0,v:minRGB};
|
|
}
|
|
|
|
// Colors other than black-gray-white:
|
|
var d = (red==minRGB) ? green-blue : ((blue==minRGB) ? red-green : blue-red);
|
|
var h = (red==minRGB) ? 3 : ((blue==minRGB) ? 1 : 5);
|
|
var hue = 60*(h - d/(maxRGB - minRGB))/360;
|
|
var saturation = (maxRGB - minRGB)/maxRGB;
|
|
var value = maxRGB;
|
|
return {h:hue,s:saturation,v:value};
|
|
};
|
|
|
|
|
|
/**
|
|
* https://gist.github.com/mjijackson/5311256
|
|
* @param hue
|
|
* @param saturation
|
|
* @param value
|
|
* @returns {{r: number, g: number, b: number}}
|
|
* @constructor
|
|
*/
|
|
util.HSVToRGB = function HSVToRGB(h, s, v) {
|
|
var r, g, b;
|
|
|
|
var i = Math.floor(h * 6);
|
|
var f = h * 6 - i;
|
|
var p = v * (1 - s);
|
|
var q = v * (1 - f * s);
|
|
var t = v * (1 - (1 - f) * s);
|
|
|
|
switch (i % 6) {
|
|
case 0: r = v, g = t, b = p; break;
|
|
case 1: r = q, g = v, b = p; break;
|
|
case 2: r = p, g = v, b = t; break;
|
|
case 3: r = p, g = q, b = v; break;
|
|
case 4: r = t, g = p, b = v; break;
|
|
case 5: r = v, g = p, b = q; break;
|
|
}
|
|
|
|
return {r:Math.floor(r * 255), g:Math.floor(g * 255), b:Math.floor(b * 255) };
|
|
};
|
|
|
|
util.HSVToHex = function HSVToHex(h, s, v) {
|
|
var rgb = util.HSVToRGB(h, s, v);
|
|
return util.RGBToHex(rgb.r, rgb.g, rgb.b);
|
|
};
|
|
|
|
util.hexToHSV = function hexToHSV(hex) {
|
|
var rgb = util.hexToRGB(hex);
|
|
return util.RGBToHSV(rgb.r, rgb.g, rgb.b);
|
|
};
|
|
|
|
util.isValidHex = function isValidHex(hex) {
|
|
var isOk = /(^#[0-9A-F]{6}$)|(^#[0-9A-F]{3}$)/i.test(hex);
|
|
return isOk;
|
|
};
|
|
|
|
util.copyObject = function copyObject(objectFrom, objectTo) {
|
|
for (var i in objectFrom) {
|
|
if (objectFrom.hasOwnProperty(i)) {
|
|
if (typeof objectFrom[i] == "object") {
|
|
objectTo[i] = {};
|
|
util.copyObject(objectFrom[i], objectTo[i]);
|
|
}
|
|
else {
|
|
objectTo[i] = objectFrom[i];
|
|
}
|
|
}
|
|
}
|
|
};
|