/**
 * @license  Highcharts JS v7.1.1 (2019-04-09)
 *
 * Wind barb series module
 *
 * (c) 2010-2019 Torstein Honsi
 *
 * License: www.highcharts.com/license
 */
'use strict';
(function (factory) {
    if (typeof module === 'object' && module.exports) {
        factory['default'] = factory;
        module.exports = factory;
    } else if (typeof define === 'function' && define.amd) {
        define('highcharts/modules/windbarb', ['highcharts'], function (Highcharts) {
            factory(Highcharts);
            factory.Highcharts = Highcharts;
            return factory;
        });
    } else {
        factory(typeof Highcharts !== 'undefined' ? Highcharts : undefined);
    }
}(function (Highcharts) {
    var _modules = Highcharts ? Highcharts._modules : {};
    function _registerModule(obj, path, args, fn) {
        if (!obj.hasOwnProperty(path)) {
            obj[path] = fn.apply(null, args);
        }
    }
    _registerModule(_modules, 'mixins/on-series.js', [_modules['parts/Globals.js']], function (H) {
        /* *
         * (c) 2010-2019 Torstein Honsi
         *
         * License: www.highcharts.com/license
         */



        var defined = H.defined,
            seriesTypes = H.seriesTypes,
            stableSort = H.stableSort;

        /**
         * @private
         * @mixin onSeriesMixin
         */
        var onSeriesMixin = {

            /**
             * Override getPlotBox. If the onSeries option is valid, return the plot box
             * of the onSeries, otherwise proceed as usual.
             *
             * @private
             * @function onSeriesMixin.getPlotBox
             *
             * @return {Highcharts.SeriesPlotBoxObject}
             */
            getPlotBox: function () {
                return H.Series.prototype.getPlotBox.call(
                    (
                        this.options.onSeries &&
                        this.chart.get(this.options.onSeries)
                    ) || this
                );
            },

            /**
             * Extend the translate method by placing the point on the related series
             *
             * @private
             * @function onSeriesMixin.translate
             */
            translate: function () {

                seriesTypes.column.prototype.translate.apply(this);

                var series = this,
                    options = series.options,
                    chart = series.chart,
                    points = series.points,
                    cursor = points.length - 1,
                    point,
                    lastPoint,
                    optionsOnSeries = options.onSeries,
                    onSeries = optionsOnSeries && chart.get(optionsOnSeries),
                    onKey = options.onKey || 'y',
                    step = onSeries && onSeries.options.step,
                    onData = onSeries && onSeries.points,
                    i = onData && onData.length,
                    inverted = chart.inverted,
                    xAxis = series.xAxis,
                    yAxis = series.yAxis,
                    xOffset = 0,
                    leftPoint,
                    lastX,
                    rightPoint,
                    currentDataGrouping,
                    distanceRatio;

                // relate to a master series
                if (onSeries && onSeries.visible && i) {
                    xOffset = (onSeries.pointXOffset || 0) + (onSeries.barW || 0) / 2;
                    currentDataGrouping = onSeries.currentDataGrouping;
                    lastX = (
                        onData[i - 1].x +
                        (currentDataGrouping ? currentDataGrouping.totalRange : 0)
                    ); // #2374

                    // sort the data points
                    stableSort(points, function (a, b) {
                        return (a.x - b.x);
                    });

                    onKey = 'plot' + onKey[0].toUpperCase() + onKey.substr(1);
                    while (i-- && points[cursor]) {
                        leftPoint = onData[i];
                        point = points[cursor];
                        point.y = leftPoint.y;

                        if (leftPoint.x <= point.x && leftPoint[onKey] !== undefined) {
                            if (point.x <= lastX) { // #803

                                point.plotY = leftPoint[onKey];

                                // interpolate between points, #666
                                if (leftPoint.x < point.x && !step) {
                                    rightPoint = onData[i + 1];
                                    if (rightPoint && rightPoint[onKey] !== undefined) {
                                        // the distance ratio, between 0 and 1
                                        distanceRatio = (point.x - leftPoint.x) /
                                            (rightPoint.x - leftPoint.x);
                                        point.plotY +=
                                            distanceRatio *
                                            // the plotY distance
                                            (rightPoint[onKey] - leftPoint[onKey]);
                                        point.y +=
                                            distanceRatio *
                                            (rightPoint.y - leftPoint.y);
                                    }
                                }
                            }
                            cursor--;
                            i++; // check again for points in the same x position
                            if (cursor < 0) {
                                break;
                            }
                        }
                    }
                }

                // Add plotY position and handle stacking
                points.forEach(function (point, i) {

                    var stackIndex;

                    point.plotX += xOffset; // #2049

                    // Undefined plotY means the point is either on axis, outside series
                    // range or hidden series. If the series is outside the range of the
                    // x axis it should fall through with an undefined plotY, but then
                    // we must remove the shapeArgs (#847). For inverted charts, we need
                    // to calculate position anyway, because series.invertGroups is not
                    // defined
                    if (point.plotY === undefined || inverted) {
                        if (point.plotX >= 0 && point.plotX <= xAxis.len) {
                            // We're inside xAxis range
                            if (inverted) {
                                point.plotY = xAxis.translate(point.x, 0, 1, 0, 1);
                                point.plotX = defined(point.y) ?
                                    yAxis.translate(point.y, 0, 0, 0, 1) : 0;
                            } else {
                                point.plotY = (xAxis.opposite ? 0 : series.yAxis.len) +
                                    xAxis.offset; // For the windbarb demo
                            }
                        } else {
                            point.shapeArgs = {}; // 847
                        }
                    }

                    // if multiple flags appear at the same x, order them into a stack
                    lastPoint = points[i - 1];
                    if (lastPoint && lastPoint.plotX === point.plotX) {
                        if (lastPoint.stackIndex === undefined) {
                            lastPoint.stackIndex = 0;
                        }
                        stackIndex = lastPoint.stackIndex + 1;
                    }
                    point.stackIndex = stackIndex; // #3639
                });

                this.onSeries = onSeries;
            }
        };


        return onSeriesMixin;
    });
    _registerModule(_modules, 'modules/windbarb.src.js', [_modules['parts/Globals.js'], _modules['mixins/on-series.js']], function (H, onSeriesMixin) {
        /* *
         * Wind barb series module
         *
         * (c) 2010-2019 Torstein Honsi
         *
         * License: www.highcharts.com/license
         */



        var noop = H.noop,
            seriesType = H.seriesType;

        // 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.
        function registerApproximation() {
            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
                    ];
                };
            }
        }

        registerApproximation();

        /**
         * @private
         * @class
         * @name Highcharts.seriesTypes.windbarb
         *
         * @augments Highcharts.Series
         */
        seriesType('windbarb', 'column'

            /**
         * 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
         * @since        6.0.0
         * @product      highcharts highstock
         * @optionparent plotOptions.windbarb
         */
            , {
                /**
                 * 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,
                /**
             * 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
            }, {
                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'],

                init: function (chart, options) {
                    registerApproximation();
                    H.Series.prototype.init.call(this, chart, options);
                },

                // Get presentational attributes.
                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
                    };
                },
                markerAttribs: function () {
                    return undefined;
                },
                getPlotBox: onSeriesMixin.getPlotBox,
                // Create a single wind arrow. It is later rotated around the zero
                // centerpoint.
                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, // base of arrow
                        'L', -1.5 * u, 7 * u,
                        0, 10 * u,
                        1.5 * u, 7 * u,
                        0, 7 * u,
                        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' : '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' : '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' : 'M',
                                0,
                                pos * u,
                                'L',
                                4 * u,
                                pos * u
                            );
                            knots -= 5;
                            pos += 3;
                        }
                    }
                    return path;
                },

                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];

                    });

                },

                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);
                            }

                            // Position the graphic
                            point.graphic
                                .attr({
                                    d: this.windArrow(point),
                                    translateX: plotX + this.options.xOffset,
                                    translateY: plotY + this.options.yOffset,
                                    rotation: point.direction
                                })
                                .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.
                animate: function (init) {
                    if (init) {
                        this.markerGroup.attr({
                            opacity: 0.01
                        });
                    } else {
                        this.markerGroup.animate({
                            opacity: 1
                        }, H.animObject(this.options.animation));

                        this.animate = null;
                    }
                },

                // Don't invert the marker group (#4960)
                invertGroups: noop,

                // No data extremes for the Y axis
                getExtremes: noop
            }, {
                isValid: function () {
                    return H.isNumber(this.value) && this.value >= 0;
                }
            });


        /**
         * 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
         * @product   highcharts highstock
         * @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}
         * @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
         */

    });
    _registerModule(_modules, 'masters/modules/windbarb.src.js', [], function () {


    });
}));
