添加项目文件。
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/* *
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*
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* (c) 2010-2018 Torstein Honsi
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*
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* License: www.highcharts.com/license
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*
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* */
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'use strict';
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import H from '../parts/Globals.js';
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var addEvent = H.addEvent,
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isNumber = H.isNumber,
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setOptions = H.setOptions,
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each = H.each;
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setOptions({
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/**
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* @optionparent chart
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*/
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chart: {
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/**
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* Whether to display errors on the chart. When `false`, the errors will
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* be shown only in the console.
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*
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* Requires `debugger.js` module.
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*
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* @sample highcharts/chart/display-errors/
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* Show errors on chart
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*
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* @since 7.0.0
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*/
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displayErrors: true
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}
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});
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addEvent(H.Chart, 'displayError', function (e) {
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var chart = this,
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code = e.code,
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msg,
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options = chart.options.chart,
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renderer = chart.renderer,
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chartWidth,
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chartHeight;
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if (chart.errorElements) {
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each(chart.errorElements, function (el) {
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if (el) {
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el.destroy();
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}
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});
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}
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if (options && options.displayErrors) {
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chart.errorElements = [];
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msg = isNumber(code) ? 'Highcharts error #' + code + ': ' +
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H.errorMessages[code].title + H.errorMessages[code].text : code;
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chartWidth = chart.chartWidth;
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chartHeight = chart.chartHeight;
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// Render red chart frame.
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chart.errorElements[0] = renderer.rect(
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2,
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2,
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chartWidth - 4,
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chartHeight - 4
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).attr({
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'stroke-width': 4,
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stroke: '#ff0000',
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zIndex: 3
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}).add();
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// Render error message.
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chart.errorElements[1] = renderer.label(
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msg,
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0,
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0,
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'rect',
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null,
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null,
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true
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).css({
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color: '#ffffff',
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width: chartWidth - 16,
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padding: 0
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}).attr({
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fill: '#ff0000',
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width: chartWidth,
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padding: 8,
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zIndex: 10
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}).add();
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chart.errorElements[1].attr({
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y: chartHeight - this.errorElements[1].getBBox().height
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});
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}
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});
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addEvent(H.Chart, 'beforeRedraw', function () {
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var errorElements = this.errorElements;
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if (errorElements && errorElements.length) {
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each(errorElements, function (el) {
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el.destroy();
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});
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}
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this.errorElements = null;
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});
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