(function (root, factory) {
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if (typeof define === 'function' && define.amd) {
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// AMD. Register as an anonymous module.
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define([], function () {
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return (root.returnExportsGlobal = factory());
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});
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} else if (typeof exports === 'object') {
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// Node. Does not work with strict CommonJS, but
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// only CommonJS-like enviroments that support module.exports,
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// like Node.
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module.exports = factory();
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} else {
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root['Chartist.plugins.tooltips'] = factory();
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}
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}(this, function () {
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/**
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* Chartist.js plugin to display a data label on top of the points in a line chart.
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*
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*/
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/* global Chartist */
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(function(window, document, Chartist) {
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'use strict';
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var defaultOptions = {
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prefix: undefined,
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suffix: undefined
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// showTooltips: true,
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// tooltipEvents: ['mousemove', 'touchstart', 'touchmove'],
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// labelClass: 'ct-label',
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// labelOffset: {
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// x: 0,
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// y: -10
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// },
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// textAnchor: 'middle'
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};
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Chartist.plugins = Chartist.plugins || {};
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Chartist.plugins.tooltip = function(options) {
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options = Chartist.extend({}, defaultOptions, options);
|
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return function tooltip(chart) {
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var tooltipSelector = '.ct-point';
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if (chart instanceof Chartist.Bar) {
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tooltipSelector = '.ct-bar';
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} else if (chart instanceof Chartist.Pie) {
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tooltipSelector = '.ct-slice';
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}
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var $chart = $(chart.container);
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var $toolTip = $chart
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.append('<div class="chartist-tooltip"></div>')
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.find('.chartist-tooltip')
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.hide();
|
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$chart.on('mouseenter', tooltipSelector, function() {
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var $point = $(this);
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var tooltipText = '';
|
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if ($point.attr('ct:meta')) {
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tooltipText += $point.attr('ct:meta') + ': ';
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} else {
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// For Pie Charts also take the labels into account
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// Could add support for more charts here as well!
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if (chart instanceof Chartist.Pie) {
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var label = $point.next('.ct-label');
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if (label.length > 0) {
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tooltipText += label.text() + ': ';
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}
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}
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}
|
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var value = $point.attr('ct:value');
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if (options.prefix !== undefined && options.prefix) {
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value = options.prefix + value.replace(/(\d)(?=(\d{3})+(?:\.\d+)?$)/g, "$1,");
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}
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tooltipText += value;
|
|
if (options.suffix !== undefined && options.suffix) {
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tooltipText += options.suffix;
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}
|
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$toolTip.html(tooltipText).show();
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});
|
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$chart.on('mouseleave', tooltipSelector, function() {
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$toolTip.hide();
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});
|
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$chart.on('mousemove', function(event) {
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$toolTip.css({
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left: (event.offsetX || event.originalEvent.layerX) - $toolTip.width() / 2 + 5,
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top: (event.offsetY || event.originalEvent.layerY) - $toolTip.height() - 10
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});
|
});
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}
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};
|
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}(window, document, Chartist));
|
|
return Chartist.plugins.tooltips;
|
|
}));
|
