104 lines
3.7 KiB
JavaScript
104 lines
3.7 KiB
JavaScript
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/* *
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*
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* (c) 2010-2020 Torstein Honsi
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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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'use strict';
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import H from '../parts/Globals.js';
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/**
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* @private
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* @interface Highcharts.RadianAngles
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*/ /**
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* @name Highcharts.RadianAngles#end
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* @type {number}
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*/ /**
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* @name Highcharts.RadianAngles#start
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* @type {number}
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*/
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import U from '../parts/Utilities.js';
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var isNumber = U.isNumber, pick = U.pick, relativeLength = U.relativeLength;
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var deg2rad = H.deg2rad;
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/* eslint-disable valid-jsdoc */
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/**
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* @private
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* @mixin Highcharts.CenteredSeriesMixin
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*/
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H.CenteredSeriesMixin = {
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/**
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* Get the center of the pie based on the size and center options relative
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* to the plot area. Borrowed by the polar and gauge series types.
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*
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* @private
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* @function Highcharts.CenteredSeriesMixin.getCenter
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*
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* @return {Array<number>}
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*/
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getCenter: function () {
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var options = this.options, chart = this.chart, slicingRoom = 2 * (options.slicedOffset || 0), handleSlicingRoom, plotWidth = chart.plotWidth - 2 * slicingRoom, plotHeight = chart.plotHeight - 2 * slicingRoom, centerOption = options.center, smallestSize = Math.min(plotWidth, plotHeight), size = options.size, innerSize = options.innerSize || 0, positions, i, value;
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if (typeof size === 'string') {
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size = parseFloat(size);
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}
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if (typeof innerSize === 'string') {
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innerSize = parseFloat(innerSize);
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}
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positions = [
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pick(centerOption[0], '50%'),
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pick(centerOption[1], '50%'),
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// Prevent from negative values
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pick(size && size < 0 ? void 0 : options.size, '100%'),
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pick(innerSize && innerSize < 0 ? void 0 : options.innerSize || 0, '0%')
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];
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// No need for inner size in angular (gauges) series
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if (chart.angular) {
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positions[3] = 0;
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}
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for (i = 0; i < 4; ++i) {
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value = positions[i];
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handleSlicingRoom = i < 2 || (i === 2 && /%$/.test(value));
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// i == 0: centerX, relative to width
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// i == 1: centerY, relative to height
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// i == 2: size, relative to smallestSize
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// i == 3: innerSize, relative to size
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positions[i] = relativeLength(value, [plotWidth, plotHeight, smallestSize, positions[2]][i]) + (handleSlicingRoom ? slicingRoom : 0);
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}
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// innerSize cannot be larger than size (#3632)
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if (positions[3] > positions[2]) {
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positions[3] = positions[2];
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}
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return positions;
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},
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/**
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* getStartAndEndRadians - Calculates start and end angles in radians.
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* Used in series types such as pie and sunburst.
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*
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* @private
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* @function Highcharts.CenteredSeriesMixin.getStartAndEndRadians
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*
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* @param {number} [start]
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* Start angle in degrees.
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*
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* @param {number} [end]
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* Start angle in degrees.
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*
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* @return {Highcharts.RadianAngles}
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* Returns an object containing start and end angles as radians.
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*/
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getStartAndEndRadians: function (start, end) {
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var startAngle = isNumber(start) ? start : 0, // must be a number
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endAngle = ((isNumber(end) && // must be a number
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end > startAngle && // must be larger than the start angle
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// difference must be less than 360 degrees
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(end - startAngle) < 360) ?
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end :
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startAngle + 360), correction = -90;
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return {
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start: deg2rad * (startAngle + correction),
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end: deg2rad * (endAngle + correction)
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};
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}
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};
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