221 lines
7.5 KiB
JavaScript
221 lines
7.5 KiB
JavaScript
/**
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* @license Highcharts JS v8.1.0 (2020-05-05)
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*
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* Plugin for displaying a message when there is no data visible in chart.
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*
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* (c) 2010-2019 Highsoft AS
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* Author: Oystein Moseng
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*
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* License: www.highcharts.com/license
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*/
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'use strict';
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(function (factory) {
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if (typeof module === 'object' && module.exports) {
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factory['default'] = factory;
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module.exports = factory;
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} else if (typeof define === 'function' && define.amd) {
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define('highcharts/modules/no-data-to-display', ['highcharts'], function (Highcharts) {
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factory(Highcharts);
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factory.Highcharts = Highcharts;
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return factory;
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});
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} else {
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factory(typeof Highcharts !== 'undefined' ? Highcharts : undefined);
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}
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}(function (Highcharts) {
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var _modules = Highcharts ? Highcharts._modules : {};
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function _registerModule(obj, path, args, fn) {
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if (!obj.hasOwnProperty(path)) {
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obj[path] = fn.apply(null, args);
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}
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}
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_registerModule(_modules, 'modules/no-data-to-display.src.js', [_modules['parts/Globals.js'], _modules['parts/Utilities.js']], function (H, U) {
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/* *
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*
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* Plugin for displaying a message when there is no data visible in chart.
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*
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* (c) 2010-2020 Highsoft AS
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*
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* Author: Oystein Moseng
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*
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* License: www.highcharts.com/license
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*
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* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
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*
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* */
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var addEvent = U.addEvent, extend = U.extend;
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var chartPrototype = H.Chart.prototype, defaultOptions = H.getOptions();
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// Add language option
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extend(defaultOptions.lang,
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/**
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* @optionparent lang
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*/
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{
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/**
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* The text to display when the chart contains no data.
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*
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* @see [noData](#noData)
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*
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* @sample highcharts/no-data-to-display/no-data-line
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* No-data text
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*
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* @since 3.0.8
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* @product highcharts highstock
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* @requires modules/no-data-to-display
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*/
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noData: 'No data to display'
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});
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// Add default display options for message
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/**
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* Options for displaying a message like "No data to display".
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* This feature requires the file no-data-to-display.js to be loaded in the
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* page. The actual text to display is set in the lang.noData option.
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*
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* @sample highcharts/no-data-to-display/no-data-line
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* Line chart with no-data module
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* @sample highcharts/no-data-to-display/no-data-pie
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* Pie chart with no-data module
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*
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* @product highcharts highstock gantt
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* @requires modules/no-data-to-display
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* @optionparent noData
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*/
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defaultOptions.noData = {
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/**
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* An object of additional SVG attributes for the no-data label.
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*
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* @type {Highcharts.SVGAttributes}
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* @since 3.0.8
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* @product highcharts highstock gantt
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* @apioption noData.attr
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*/
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attr: {
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zIndex: 1
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},
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/**
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* Whether to insert the label as HTML, or as pseudo-HTML rendered with
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* SVG.
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*
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* @type {boolean}
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* @default false
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* @since 4.1.10
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* @product highcharts highstock gantt
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* @apioption noData.useHTML
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*/
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/**
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* The position of the no-data label, relative to the plot area.
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*
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* @type {Highcharts.AlignObject}
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* @since 3.0.8
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*/
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position: {
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/**
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* Horizontal offset of the label, in pixels.
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*/
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x: 0,
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/**
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* Vertical offset of the label, in pixels.
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*/
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y: 0,
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/**
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* Horizontal alignment of the label.
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*
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* @type {Highcharts.AlignValue}
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*/
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align: 'center',
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/**
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* Vertical alignment of the label.
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*
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* @type {Highcharts.VerticalAlignValue}
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*/
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verticalAlign: 'middle'
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},
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/**
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* CSS styles for the no-data label.
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*
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* @sample highcharts/no-data-to-display/no-data-line
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* Styled no-data text
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*
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* @type {Highcharts.CSSObject}
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*/
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style: {
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/** @ignore */
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fontWeight: 'bold',
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/** @ignore */
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fontSize: '12px',
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/** @ignore */
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color: '#666666'
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}
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};
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/**
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* Display a no-data message.
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* @private
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* @function Highcharts.Chart#showNoData
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* @param {string} [str]
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* An optional message to show in place of the default one
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* @return {void}
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* @requires modules/no-data-to-display
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*/
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chartPrototype.showNoData = function (str) {
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var chart = this, options = chart.options, text = str || (options && options.lang.noData), noDataOptions = options && options.noData;
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if (!chart.noDataLabel && chart.renderer) {
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chart.noDataLabel = chart.renderer
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.label(text, 0, 0, null, null, null, noDataOptions.useHTML, null, 'no-data');
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if (!chart.styledMode) {
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chart.noDataLabel
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.attr(noDataOptions.attr)
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.css(noDataOptions.style);
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}
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chart.noDataLabel.add();
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chart.noDataLabel.align(extend(chart.noDataLabel.getBBox(), noDataOptions.position), false, 'plotBox');
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}
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};
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/**
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* Hide no-data message.
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*
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* @private
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* @function Highcharts.Chart#hideNoData
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* @return {void}
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* @requires modules/no-data-to-display
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*/
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chartPrototype.hideNoData = function () {
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var chart = this;
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if (chart.noDataLabel) {
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chart.noDataLabel = chart.noDataLabel.destroy();
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}
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};
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/**
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* Returns true if there are data points within the plot area now.
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*
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* @private
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* @function Highcharts.Chart#hasData
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* @return {boolean|undefined}
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* True, if there are data points.
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* @requires modules/no-data-to-display
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*/
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chartPrototype.hasData = function () {
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var chart = this, series = chart.series || [], i = series.length;
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while (i--) {
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if (series[i].hasData() && !series[i].options.isInternal) {
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return true;
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}
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}
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return chart.loadingShown; // #4588
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};
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/* eslint-disable no-invalid-this */
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// Add event listener to handle automatic show or hide no-data message.
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addEvent(H.Chart, 'render', function handleNoData() {
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if (this.hasData()) {
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this.hideNoData();
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}
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else {
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this.showNoData();
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}
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});
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});
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_registerModule(_modules, 'masters/modules/no-data-to-display.src.js', [], function () {
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});
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})); |