highcharts/es-modules/Series/ColorMapMixin.js

JavaScript charting framework

/* *
 *
 *  (c) 2010-2021 Torstein Honsi
 *
 *  License: www.highcharts.com/license
 *
 *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
 *
 * */
// @todo cleanup & reduction - consider composition
'use strict';
import H from '../Core/Globals.js';
var noop = H.noop, seriesTypes = H.seriesTypes;
import Point from '../Core/Series/Point.js';
import U from '../Core/Utilities.js';
var defined = U.defined, addEvent = U.addEvent;
// Move points to the top of the z-index order when hovered
addEvent(Point, 'afterSetState', function (e) {
    var point = this;
    if (point.moveToTopOnHover && point.graphic) {
        point.graphic.attr({
            zIndex: e && e.state === 'hover' ? 1 : 0
        });
    }
});
/**
 * Mixin for maps and heatmaps
 *
 * @private
 * @mixin Highcharts.colorMapPointMixin
 */
var PointMixin = {
    dataLabelOnNull: true,
    moveToTopOnHover: true,
    /* eslint-disable valid-jsdoc */
    /**
     * Color points have a value option that determines whether or not it is
     * a null point
     * @private
     */
    isValid: function () {
        // undefined is allowed
        return (this.value !== null &&
            this.value !== Infinity &&
            this.value !== -Infinity);
    }
    /* eslint-enable valid-jsdoc */
};
/**
 * @private
 * @mixin Highcharts.colorMapSeriesMixin
 */
var SeriesMixin = {
    pointArrayMap: ['value'],
    axisTypes: ['xAxis', 'yAxis', 'colorAxis'],
    trackerGroups: ['group', 'markerGroup', 'dataLabelsGroup'],
    getSymbol: noop,
    parallelArrays: ['x', 'y', 'value'],
    colorKey: 'value',
    pointAttribs: seriesTypes.column.prototype.pointAttribs,
    /* eslint-disable valid-jsdoc */
    /**
     * Get the color attibutes to apply on the graphic
     * @private
     * @function Highcharts.colorMapSeriesMixin.colorAttribs
     * @param {Highcharts.Point} point
     * @return {Highcharts.SVGAttributes}
     *         The SVG attributes
     */
    colorAttribs: function (point) {
        var ret = {};
        if (defined(point.color) &&
            (!point.state || point.state === 'normal') // #15746
        ) {
            ret[this.colorProp || 'fill'] = point.color;
        }
        return ret;
    }
};
var ColorMapMixin = {
    PointMixin: PointMixin,
    SeriesMixin: SeriesMixin
};
export default ColorMapMixin;