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JavaScript
/* *
*
* Wind barb series module
*
* (c) 2010-2021 Torstein Honsi
*
* License: www.highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
'use strict';
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
import A from '../../Core/Animation/AnimationUtilities.js';
var animObject = A.animObject;
import H from '../../Core/Globals.js';
var noop = H.noop;
import OnSeriesMixin from '../../Mixins/OnSeries.js';
import SeriesRegistry from '../../Core/Series/SeriesRegistry.js';
var Series = SeriesRegistry.series, ColumnSeries = SeriesRegistry.seriesTypes.column;
import U from '../../Core/Utilities.js';
var extend = U.extend, merge = U.merge, pick = U.pick;
import WindbarbPoint from './WindbarbPoint.js';
/**
* @private
* @class
* @name Highcharts.seriesTypes.windbarb
*
* @augments Highcharts.Series
*/
var WindbarbSeries = /** @class */ (function (_super) {
__extends(WindbarbSeries, _super);
function WindbarbSeries() {
/* *
*
* Static properties
*
* */
var _this = _super !== null && _super.apply(this, arguments) || this;
/* *
*
* Properties
*
* */
_this.data = void 0;
_this.options = void 0;
_this.points = void 0;
return _this;
}
/* *
*
* Static functions
*
* */
// eslint-disable-next-line valid-jsdoc
/**
* Once off, register the windbarb approximation for data grouping. This can
* be called anywhere (not necessarily in the translate function), but must
* happen after the data grouping module is loaded and before the
* wind barb series uses it.
* @private
*/
WindbarbSeries.registerApproximation = function () {
if (H.approximations && !H.approximations.windbarb) {
H.approximations.windbarb = function (values, directions) {
var vectorX = 0, vectorY = 0, i, len = values.length;
for (i = 0; i < len; i++) {
vectorX += values[i] * Math.cos(directions[i] * H.deg2rad);
vectorY += values[i] * Math.sin(directions[i] * H.deg2rad);
}
return [
// Wind speed
values.reduce(function (sum, value) {
return sum + value;
}, 0) / values.length,
// Wind direction
Math.atan2(vectorY, vectorX) / H.deg2rad
];
};
}
};
/* *
*
* Functions
*
* */
WindbarbSeries.prototype.init = function (chart, options) {
WindbarbSeries.registerApproximation();
Series.prototype.init.call(this, chart, options);
};
// Get presentational attributes.
WindbarbSeries.prototype.pointAttribs = function (point, state) {
var options = this.options, stroke = point.color || this.color, strokeWidth = this.options.lineWidth;
if (state) {
stroke = options.states[state].color || stroke;
strokeWidth =
(options.states[state].lineWidth || strokeWidth) +
(options.states[state].lineWidthPlus || 0);
}
return {
'stroke': stroke,
'stroke-width': strokeWidth
};
};
// Create a single wind arrow. It is later rotated around the zero
// centerpoint.
WindbarbSeries.prototype.windArrow = function (point) {
var knots = point.value * 1.943844, level = point.beaufortLevel, path, barbs, u = this.options.vectorLength / 20, pos = -10;
if (point.isNull) {
return [];
}
if (level === 0) {
return this.chart.renderer.symbols.circle(-10 * u, -10 * u, 20 * u, 20 * u);
}
// The stem and the arrow head
path = [
['M', 0, 7 * u],
['L', -1.5 * u, 7 * u],
['L', 0, 10 * u],
['L', 1.5 * u, 7 * u],
['L', 0, 7 * u],
['L', 0, -10 * u] // top
];
// For each full 50 knots, add a pennant
barbs = (knots - knots % 50) / 50; // pennants
if (barbs > 0) {
while (barbs--) {
path.push(pos === -10 ? ['L', 0, pos * u] : ['M', 0, pos * u], ['L', 5 * u, pos * u + 2], ['L', 0, pos * u + 4]);
// Substract from the rest and move position for next
knots -= 50;
pos += 7;
}
}
// For each full 10 knots, add a full barb
barbs = (knots - knots % 10) / 10;
if (barbs > 0) {
while (barbs--) {
path.push(pos === -10 ? ['L', 0, pos * u] : ['M', 0, pos * u], ['L', 7 * u, pos * u]);
knots -= 10;
pos += 3;
}
}
// For each full 5 knots, add a half barb
barbs = (knots - knots % 5) / 5; // half barbs
if (barbs > 0) {
while (barbs--) {
path.push(pos === -10 ? ['L', 0, pos * u] : ['M', 0, pos * u], ['L', 4 * u, pos * u]);
knots -= 5;
pos += 3;
}
}
return path;
};
WindbarbSeries.prototype.translate = function () {
var beaufortFloor = this.beaufortFloor, beaufortName = this.beaufortName;
OnSeriesMixin.translate.call(this);
this.points.forEach(function (point) {
var level = 0;
// Find the beaufort level (zero based)
for (; level < beaufortFloor.length; level++) {
if (beaufortFloor[level] > point.value) {
break;
}
}
point.beaufortLevel = level - 1;
point.beaufort = beaufortName[level - 1];
});
};
WindbarbSeries.prototype.drawPoints = function () {
var chart = this.chart, yAxis = this.yAxis, inverted = chart.inverted, shapeOffset = this.options.vectorLength / 2;
this.points.forEach(function (point) {
var plotX = point.plotX, plotY = point.plotY;
// Check if it's inside the plot area, but only for the X
// dimension.
if (this.options.clip === false ||
chart.isInsidePlot(plotX, 0, false)) {
// Create the graphic the first time
if (!point.graphic) {
point.graphic = this.chart.renderer
.path()
.add(this.markerGroup)
.addClass('highcharts-point ' +
'highcharts-color-' +
pick(point.colorIndex, point.series.colorIndex));
}
// Position the graphic
point.graphic
.attr({
d: this.windArrow(point),
translateX: plotX + this.options.xOffset,
translateY: plotY + this.options.yOffset,
rotation: point.direction
});
if (!this.chart.styledMode) {
point.graphic
.attr(this.pointAttribs(point));
}
}
else if (point.graphic) {
point.graphic = point.graphic.destroy();
}
// Set the tooltip anchor position
point.tooltipPos = [
plotX + this.options.xOffset +
(inverted && !this.onSeries ? shapeOffset : 0),
plotY + this.options.yOffset -
(inverted ?
0 :
shapeOffset + yAxis.pos - chart.plotTop)
]; // #6327
}, this);
};
// Fade in the arrows on initializing series.
WindbarbSeries.prototype.animate = function (init) {
if (init) {
this.markerGroup.attr({
opacity: 0.01
});
}
else {
this.markerGroup.animate({
opacity: 1
}, animObject(this.options.animation));
}
};
WindbarbSeries.prototype.markerAttribs = function (point, state) {
return {};
};
WindbarbSeries.prototype.getExtremes = function () {
return {};
};
/**
* Wind barbs are a convenient way to represent wind speed and direction in
* one graphical form. Wind direction is given by the stem direction, and
* wind speed by the number and shape of barbs.
*
* @sample {highcharts|highstock} highcharts/demo/windbarb-series/
* Wind barb series
*
* @extends plotOptions.column
* @excluding boostThreshold, marker, connectEnds, connectNulls,
* cropThreshold, dashStyle, dragDrop, gapSize, gapUnit,
* linecap, shadow, stacking, step, boostBlending
* @since 6.0.0
* @product highcharts highstock
* @requires modules/windbarb
* @optionparent plotOptions.windbarb
*/
WindbarbSeries.defaultOptions = merge(ColumnSeries.defaultOptions, {
/**
* Data grouping options for the wind barbs. In Highcharts, this
* requires the `modules/datagrouping.js` module to be loaded. In
* Highstock, data grouping is included.
*
* @sample highcharts/plotoptions/windbarb-datagrouping
* Wind barb with data grouping
*
* @since 7.1.0
* @product highcharts highstock
*/
dataGrouping: {
/**
* Whether to enable data grouping.
*
* @product highcharts highstock
*/
enabled: true,
/**
* Approximation function for the data grouping. The default
* returns an average of wind speed and a vector average direction
* weighted by wind speed.
*
* @product highcharts highstock
*
* @type {string|Function}
*/
approximation: 'windbarb',
/**
* The approximate data group width.
*
* @product highcharts highstock
*/
groupPixelWidth: 30
},
/**
* The line width of the wind barb symbols.
*/
lineWidth: 2,
/**
* The id of another series in the chart that the wind barbs are
* projected on. When `null`, the wind symbols are drawn on the X axis,
* but offset up or down by the `yOffset` setting.
*
* @sample {highcharts|highstock} highcharts/plotoptions/windbarb-onseries
* Projected on area series
*
* @type {string|null}
*/
onSeries: null,
states: {
hover: {
lineWidthPlus: 0
}
},
tooltip: {
/**
* The default point format for the wind barb tooltip. Note the
* `point.beaufort` property that refers to the Beaufort wind scale.
* The names can be internationalized by modifying
* `Highcharts.seriesTypes.windbarb.prototype.beaufortNames`.
*/
pointFormat: '<span style="color:{point.color}">\u25CF</span> {series.name}: <b>{point.value}</b> ({point.beaufort})<br/>'
},
/**
* Pixel length of the stems.
*/
vectorLength: 20,
/**
* @default value
*/
colorKey: 'value',
/**
* Vertical offset from the cartesian position, in pixels. The default
* value makes sure the symbols don't overlap the X axis when `onSeries`
* is `null`, and that they don't overlap the linked series when
* `onSeries` is given.
*/
yOffset: -20,
/**
* Horizontal offset from the cartesian position, in pixels. When the
* chart is inverted, this option allows translation like
* [yOffset](#plotOptions.windbarb.yOffset) in non inverted charts.
*
* @since 6.1.0
*/
xOffset: 0
});
return WindbarbSeries;
}(ColumnSeries));
extend(WindbarbSeries.prototype, {
pointArrayMap: ['value', 'direction'],
parallelArrays: ['x', 'value', 'direction'],
beaufortName: ['Calm', 'Light air', 'Light breeze',
'Gentle breeze', 'Moderate breeze', 'Fresh breeze',
'Strong breeze', 'Near gale', 'Gale', 'Strong gale', 'Storm',
'Violent storm', 'Hurricane'],
beaufortFloor: [0, 0.3, 1.6, 3.4, 5.5, 8.0, 10.8, 13.9, 17.2, 20.8,
24.5, 28.5, 32.7],
trackerGroups: ['markerGroup'],
getPlotBox: OnSeriesMixin.getPlotBox,
// Don't invert the marker group (#4960)
invertGroups: noop
});
WindbarbSeries.prototype.pointClass = WindbarbPoint;
/* *
*
* Registry
*
* */
WindbarbSeries.registerApproximation();
SeriesRegistry.registerSeriesType('windbarb', WindbarbSeries);
/* *
*
* Export default
*
* */
export default WindbarbSeries;
/* *
*
* API Options
*
* */
/**
* A `windbarb` series. If the [type](#series.windbarb.type) option is not
* specified, it is inherited from [chart.type](#chart.type).
*
* @extends series,plotOptions.windbarb
* @excluding dataParser, dataURL, boostThreshold, boostBlending
* @product highcharts highstock
* @requires modules/windbarb
* @apioption series.windbarb
*/
/**
* An array of data points for the series. For the `windbarb` series type,
* points can be given in the following ways:
*
* 1. An array of arrays with 3 values. In this case, the values correspond to
* `x,value,direction`. If the first value is a string, it is applied as the
* name of the point, and the `x` value is inferred.
* ```js
* data: [
* [Date.UTC(2017, 0, 1, 0), 3.3, 90],
* [Date.UTC(2017, 0, 1, 1), 12.1, 180],
* [Date.UTC(2017, 0, 1, 2), 11.1, 270]
* ]
* ```
*
* 2. An array of objects with named values. The following snippet shows only a
* few settings, see the complete options set below. If the total number of
* data points exceeds the series'
* [turboThreshold](#series.area.turboThreshold), this option is not
* available.
* ```js
* data: [{
* x: Date.UTC(2017, 0, 1, 0),
* value: 12.1,
* direction: 90
* }, {
* x: Date.UTC(2017, 0, 1, 1),
* value: 11.1,
* direction: 270
* }]
* ```
*
* @sample {highcharts} highcharts/chart/reflow-true/
* Numerical values
* @sample {highcharts} highcharts/series/data-array-of-arrays/
* Arrays of numeric x and y
* @sample {highcharts} highcharts/series/data-array-of-arrays-datetime/
* Arrays of datetime x and y
* @sample {highcharts} highcharts/series/data-array-of-name-value/
* Arrays of point.name and y
* @sample {highcharts} highcharts/series/data-array-of-objects/
* Config objects
*
* @type {Array<Array<(number|string),number,number>|*>}
* @extends series.line.data
* @product highcharts highstock
* @apioption series.windbarb.data
*/
/**
* The wind speed in meters per second.
*
* @type {number|null}
* @product highcharts highstock
* @apioption series.windbarb.data.value
*/
/**
* The wind direction in degrees, where 0 is north (pointing towards south).
*
* @type {number}
* @product highcharts highstock
* @apioption series.windbarb.data.direction
*/
''; // adds doclets above to transpiled file