wwbsr/node_modules/highcharts/modules/broken-axis.src.js

/**
 * @license Highcharts JS v8.2.0 (2020-08-20)
 *
 * (c) 2009-2019 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/broken-axis', ['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, 'Core/Axis/BrokenAxis.js', [_modules['Core/Axis/Axis.js'], _modules['Core/Globals.js'], _modules['Core/Utilities.js'], _modules['Extensions/Stacking.js']], function (Axis, H, U, StackItem) {
        /* *
         *
         *  (c) 2009-2020 Torstein Honsi
         *
         *  License: www.highcharts.com/license
         *
         *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
         *
         * */
        var addEvent = U.addEvent,
            find = U.find,
            fireEvent = U.fireEvent,
            isArray = U.isArray,
            isNumber = U.isNumber,
            pick = U.pick;
        var Series = H.Series;
        /* eslint-disable valid-jsdoc */
        /**
         * Provides support for broken axes.
         * @private
         * @class
         */
        var BrokenAxisAdditions = /** @class */ (function () {
                /* *
                 *
                 *  Constructors
                 *
                 * */
                function BrokenAxisAdditions(axis) {
                    this.hasBreaks = false;
                this.axis = axis;
            }
            /* *
             *
             *  Static Functions
             *
             * */
            /**
             * @private
             */
            BrokenAxisAdditions.isInBreak = function (brk, val) {
                var ret,
                    repeat = brk.repeat || Infinity,
                    from = brk.from,
                    length = brk.to - brk.from,
                    test = (val >= from ?
                        (val - from) % repeat :
                        repeat - ((from - val) % repeat));
                if (!brk.inclusive) {
                    ret = test < length && test !== 0;
                }
                else {
                    ret = test <= length;
                }
                return ret;
            };
            /**
             * @private
             */
            BrokenAxisAdditions.lin2Val = function (val) {
                var axis = this;
                var brokenAxis = axis.brokenAxis;
                var breakArray = brokenAxis && brokenAxis.breakArray;
                if (!breakArray) {
                    return val;
                }
                var nval = val,
                    brk,
                    i;
                for (i = 0; i < breakArray.length; i++) {
                    brk = breakArray[i];
                    if (brk.from >= nval) {
                        break;
                    }
                    else if (brk.to < nval) {
                        nval += brk.len;
                    }
                    else if (BrokenAxisAdditions.isInBreak(brk, nval)) {
                        nval += brk.len;
                    }
                }
                return nval;
            };
            /**
             * @private
             */
            BrokenAxisAdditions.val2Lin = function (val) {
                var axis = this;
                var brokenAxis = axis.brokenAxis;
                var breakArray = brokenAxis && brokenAxis.breakArray;
                if (!breakArray) {
                    return val;
                }
                var nval = val,
                    brk,
                    i;
                for (i = 0; i < breakArray.length; i++) {
                    brk = breakArray[i];
                    if (brk.to <= val) {
                        nval -= brk.len;
                    }
                    else if (brk.from >= val) {
                        break;
                    }
                    else if (BrokenAxisAdditions.isInBreak(brk, val)) {
                        nval -= (val - brk.from);
                        break;
                    }
                }
                return nval;
            };
            /* *
             *
             *  Functions
             *
             * */
            /**
             * Returns the first break found where the x is larger then break.from and
             * smaller then break.to.
             *
             * @param {number} x
             * The number which should be within a break.
             *
             * @param {Array<Highcharts.XAxisBreaksOptions>} breaks
             * The array of breaks to search within.
             *
             * @return {Highcharts.XAxisBreaksOptions|undefined}
             * Returns the first break found that matches, returns false if no break is
             * found.
             */
            BrokenAxisAdditions.prototype.findBreakAt = function (x, breaks) {
                return find(breaks, function (b) {
                    return b.from < x && x < b.to;
                });
            };
            /**
             * @private
             */
            BrokenAxisAdditions.prototype.isInAnyBreak = function (val, testKeep) {
                var brokenAxis = this;
                var axis = brokenAxis.axis;
                var breaks = axis.options.breaks,
                    i = breaks && breaks.length,
                    inbrk,
                    keep,
                    ret;
                if (i) {
                    while (i--) {
                        if (BrokenAxisAdditions.isInBreak(breaks[i], val)) {
                            inbrk = true;
                            if (!keep) {
                                keep = pick(breaks[i].showPoints, !axis.isXAxis);
                            }
                        }
                    }
                    if (inbrk && testKeep) {
                        ret = inbrk && !keep;
                    }
                    else {
                        ret = inbrk;
                    }
                }
                return ret;
            };
            /**
             * Dynamically set or unset breaks in an axis. This function in lighter than
             * usin Axis.update, and it also preserves animation.
             *
             * @private
             * @function Highcharts.Axis#setBreaks
             *
             * @param {Array<Highcharts.XAxisBreaksOptions>} [breaks]
             *        The breaks to add. When `undefined` it removes existing breaks.
             *
             * @param {boolean} [redraw=true]
             *        Whether to redraw the chart immediately.
             *
             * @return {void}
             */
            BrokenAxisAdditions.prototype.setBreaks = function (breaks, redraw) {
                var brokenAxis = this;
                var axis = brokenAxis.axis;
                var hasBreaks = (isArray(breaks) && !!breaks.length);
                axis.isDirty = brokenAxis.hasBreaks !== hasBreaks;
                brokenAxis.hasBreaks = hasBreaks;
                axis.options.breaks = axis.userOptions.breaks = breaks;
                axis.forceRedraw = true; // Force recalculation in setScale
                // Recalculate series related to the axis.
                axis.series.forEach(function (series) {
                    series.isDirty = true;
                });
                if (!hasBreaks && axis.val2lin === BrokenAxisAdditions.val2Lin) {
                    // Revert to prototype functions
                    delete axis.val2lin;
                    delete axis.lin2val;
                }
                if (hasBreaks) {
                    axis.userOptions.ordinal = false;
                    axis.lin2val = BrokenAxisAdditions.lin2Val;
                    axis.val2lin = BrokenAxisAdditions.val2Lin;
                    axis.setExtremes = function (newMin, newMax, redraw, animation, eventArguments) {
                        // If trying to set extremes inside a break, extend min to
                        // after, and max to before the break ( #3857 )
                        if (brokenAxis.hasBreaks) {
                            var axisBreak,
                                breaks = this.options.breaks;
                            while ((axisBreak = brokenAxis.findBreakAt(newMin, breaks))) {
                                newMin = axisBreak.to;
                            }
                            while ((axisBreak = brokenAxis.findBreakAt(newMax, breaks))) {
                                newMax = axisBreak.from;
                            }
                            // If both min and max is within the same break.
                            if (newMax < newMin) {
                                newMax = newMin;
                            }
                        }
                        Axis.prototype.setExtremes.call(this, newMin, newMax, redraw, animation, eventArguments);
                    };
                    axis.setAxisTranslation = function (saveOld) {
                        Axis.prototype.setAxisTranslation.call(this, saveOld);
                        brokenAxis.unitLength = null;
                        if (brokenAxis.hasBreaks) {
                            var breaks = axis.options.breaks || [], 
                                // Temporary one:
                                breakArrayT = [],
                                breakArray = [],
                                length = 0,
                                inBrk,
                                repeat,
                                min = axis.userMin || axis.min,
                                max = axis.userMax || axis.max,
                                pointRangePadding = pick(axis.pointRangePadding, 0),
                                start,
                                i;
                            // Min & max check (#4247)
                            breaks.forEach(function (brk) {
                                repeat = brk.repeat || Infinity;
                                if (BrokenAxisAdditions.isInBreak(brk, min)) {
                                    min +=
                                        (brk.to % repeat) -
                                            (min % repeat);
                                }
                                if (BrokenAxisAdditions.isInBreak(brk, max)) {
                                    max -=
                                        (max % repeat) -
                                            (brk.from % repeat);
                                }
                            });
                            // Construct an array holding all breaks in the axis
                            breaks.forEach(function (brk) {
                                start = brk.from;
                                repeat = brk.repeat || Infinity;
                                while (start - repeat > min) {
                                    start -= repeat;
                                }
                                while (start < min) {
                                    start += repeat;
                                }
                                for (i = start; i < max; i += repeat) {
                                    breakArrayT.push({
                                        value: i,
                                        move: 'in'
                                    });
                                    breakArrayT.push({
                                        value: i + (brk.to - brk.from),
                                        move: 'out',
                                        size: brk.breakSize
                                    });
                                }
                            });
                            breakArrayT.sort(function (a, b) {
                                return ((a.value === b.value) ?
                                    ((a.move === 'in' ? 0 : 1) -
                                        (b.move === 'in' ? 0 : 1)) :
                                    a.value - b.value);
                            });
                            // Simplify the breaks
                            inBrk = 0;
                            start = min;
                            breakArrayT.forEach(function (brk) {
                                inBrk += (brk.move === 'in' ? 1 : -1);
                                if (inBrk === 1 && brk.move === 'in') {
                                    start = brk.value;
                                }
                                if (inBrk === 0) {
                                    breakArray.push({
                                        from: start,
                                        to: brk.value,
                                        len: brk.value - start - (brk.size || 0)
                                    });
                                    length += brk.value - start - (brk.size || 0);
                                }
                            });
                            /**
                             * HC <= 8 backwards compatibility, used by demo samples.
                             * @deprecated
                             * @private
                             * @requires modules/broken-axis
                             */
                            axis.breakArray = brokenAxis.breakArray = breakArray;
                            // Used with staticScale, and below the actual axis length,
                            // when breaks are substracted.
                            brokenAxis.unitLength = max - min - length + pointRangePadding;
                            fireEvent(axis, 'afterBreaks');
                            if (axis.staticScale) {
                                axis.transA = axis.staticScale;
                            }
                            else if (brokenAxis.unitLength) {
                                axis.transA *=
                                    (max - axis.min + pointRangePadding) /
                                        brokenAxis.unitLength;
                            }
                            if (pointRangePadding) {
                                axis.minPixelPadding =
                                    axis.transA * axis.minPointOffset;
                            }
                            axis.min = min;
                            axis.max = max;
                        }
                    };
                }
                if (pick(redraw, true)) {
                    axis.chart.redraw();
                }
            };
            return BrokenAxisAdditions;
        }());
        /**
         * Axis with support of broken data rows.
         * @private
         * @class
         */
        var BrokenAxis = /** @class */ (function () {
                function BrokenAxis() {
                }
                /**
                 * Adds support for broken axes.
                 * @private
                 */
                BrokenAxis.compose = function (AxisClass, SeriesClass) {
                    AxisClass.keepProps.push('brokenAxis');
                var seriesProto = Series.prototype;
                /**
                 * @private
                 */
                seriesProto.drawBreaks = function (axis, keys) {
                    var series = this,
                        points = series.points,
                        breaks,
                        threshold,
                        eventName,
                        y;
                    if (axis && // #5950
                        axis.brokenAxis &&
                        axis.brokenAxis.hasBreaks) {
                        var brokenAxis_1 = axis.brokenAxis;
                        keys.forEach(function (key) {
                            breaks = brokenAxis_1 && brokenAxis_1.breakArray || [];
                            threshold = axis.isXAxis ?
                                axis.min :
                                pick(series.options.threshold, axis.min);
                            points.forEach(function (point) {
                                y = pick(point['stack' + key.toUpperCase()], point[key]);
                                breaks.forEach(function (brk) {
                                    if (isNumber(threshold) && isNumber(y)) {
                                        eventName = false;
                                        if ((threshold < brk.from && y > brk.to) ||
                                            (threshold > brk.from && y < brk.from)) {
                                            eventName = 'pointBreak';
                                        }
                                        else if ((threshold < brk.from && y > brk.from && y < brk.to) ||
                                            (threshold > brk.from && y > brk.to && y < brk.from)) {
                                            eventName = 'pointInBreak';
                                        }
                                        if (eventName) {
                                            fireEvent(axis, eventName, { point: point, brk: brk });
                                        }
                                    }
                                });
                            });
                        });
                    }
                };
                /**
                 * Extend getGraphPath by identifying gaps in the data so that we can
                 * draw a gap in the line or area. This was moved from ordinal axis
                 * module to broken axis module as of #5045.
                 *
                 * @private
                 * @function Highcharts.Series#gappedPath
                 *
                 * @return {Highcharts.SVGPathArray}
                 * Gapped path
                 */
                seriesProto.gappedPath = function () {
                    var currentDataGrouping = this.currentDataGrouping,
                        groupingSize = currentDataGrouping && currentDataGrouping.gapSize,
                        gapSize = this.options.gapSize,
                        points = this.points.slice(),
                        i = points.length - 1,
                        yAxis = this.yAxis,
                        stack;
                    /**
                     * Defines when to display a gap in the graph, together with the
                     * [gapUnit](plotOptions.series.gapUnit) option.
                     *
                     * In case when `dataGrouping` is enabled, points can be grouped
                     * into a larger time span. This can make the grouped points to have
                     * a greater distance than the absolute value of `gapSize` property,
                     * which will result in disappearing graph completely. To prevent
                     * this situation the mentioned distance between grouped points is
                     * used instead of previously defined `gapSize`.
                     *
                     * In practice, this option is most often used to visualize gaps in
                     * time series. In a stock chart, intraday data is available for
                     * daytime hours, while gaps will appear in nights and weekends.
                     *
                     * @see [gapUnit](plotOptions.series.gapUnit)
                     * @see [xAxis.breaks](#xAxis.breaks)
                     *
                     * @sample {highstock} stock/plotoptions/series-gapsize/
                     *         Setting the gap size to 2 introduces gaps for weekends
                     *         in daily datasets.
                     *
                     * @type      {number}
                     * @default   0
                     * @product   highstock
                     * @requires  modules/broken-axis
                     * @apioption plotOptions.series.gapSize
                     */
                    /**
                     * Together with [gapSize](plotOptions.series.gapSize), this option
                     * defines where to draw gaps in the graph.
                     *
                     * When the `gapUnit` is `"relative"` (default), a gap size of 5
                     * means that if the distance between two points is greater than
                     * 5 times that of the two closest points, the graph will be broken.
                     *
                     * When the `gapUnit` is `"value"`, the gap is based on absolute
                     * axis values, which on a datetime axis is milliseconds. This also
                     * applies to the navigator series that inherits gap options from
                     * the base series.
                     *
                     * @see [gapSize](plotOptions.series.gapSize)
                     *
                     * @type       {string}
                     * @default    relative
                     * @since      5.0.13
                     * @product    highstock
                     * @validvalue ["relative", "value"]
                     * @requires   modules/broken-axis
                     * @apioption  plotOptions.series.gapUnit
                     */
                    if (gapSize && i > 0) { // #5008
                        // Gap unit is relative
                        if (this.options.gapUnit !== 'value') {
                            gapSize *= this.basePointRange;
                        }
                        // Setting a new gapSize in case dataGrouping is enabled (#7686)
                        if (groupingSize &&
                            groupingSize > gapSize &&
                            // Except when DG is forced (e.g. from other series)
                            // and has lower granularity than actual points (#11351)
                            groupingSize >= this.basePointRange) {
                            gapSize = groupingSize;
                        }
                        // extension for ordinal breaks
                        var current = void 0,
                            next = void 0;
                        while (i--) {
                            // Reassign next if it is not visible
                            if (!(next && next.visible !== false)) {
                                next = points[i + 1];
                            }
                            current = points[i];
                            // Skip iteration if one of the points is not visible
                            if (next.visible === false || current.visible === false) {
                                continue;
                            }
                            if (next.x - current.x > gapSize) {
                                var xRange = (current.x + next.x) / 2;
                                points.splice(// insert after this one
                                i + 1, 0, {
                                    isNull: true,
                                    x: xRange
                                });
                                // For stacked chart generate empty stack items, #6546
                                if (yAxis.stacking && this.options.stacking) {
                                    stack = yAxis.stacking.stacks[this.stackKey][xRange] =
                                        new StackItem(yAxis, yAxis.options
                                            .stackLabels, false, xRange, this.stack);
                                    stack.total = 0;
                                }
                            }
                            // Assign current to next for the upcoming iteration
                            next = current;
                        }
                    }
                    // Call base method
                    return this.getGraphPath(points);
                };
                /* eslint-disable no-invalid-this */
                addEvent(AxisClass, 'init', function () {
                    var axis = this;
                    if (!axis.brokenAxis) {
                        axis.brokenAxis = new BrokenAxisAdditions(axis);
                    }
                });
                addEvent(AxisClass, 'afterInit', function () {
                    if (typeof this.brokenAxis !== 'undefined') {
                        this.brokenAxis.setBreaks(this.options.breaks, false);
                    }
                });
                addEvent(AxisClass, 'afterSetTickPositions', function () {
                    var axis = this;
                    var brokenAxis = axis.brokenAxis;
                    if (brokenAxis &&
                        brokenAxis.hasBreaks) {
                        var tickPositions = this.tickPositions,
                            info = this.tickPositions.info,
                            newPositions = [],
                            i;
                        for (i = 0; i < tickPositions.length; i++) {
                            if (!brokenAxis.isInAnyBreak(tickPositions[i])) {
                                newPositions.push(tickPositions[i]);
                            }
                        }
                        this.tickPositions = newPositions;
                        this.tickPositions.info = info;
                    }
                });
                // Force Axis to be not-ordinal when breaks are defined
                addEvent(AxisClass, 'afterSetOptions', function () {
                    if (this.brokenAxis && this.brokenAxis.hasBreaks) {
                        this.options.ordinal = false;
                    }
                });
                addEvent(SeriesClass, 'afterGeneratePoints', function () {
                    var _a = this,
                        isDirty = _a.isDirty,
                        connectNulls = _a.options.connectNulls,
                        points = _a.points,
                        xAxis = _a.xAxis,
                        yAxis = _a.yAxis;
                    // Set, or reset visibility of the points. Axis.setBreaks marks the
                    // series as isDirty
                    if (isDirty) {
                        var i = points.length;
                        while (i--) {
                            var point = points[i];
                            // Respect nulls inside the break (#4275)
                            var nullGap = point.y === null && connectNulls === false;
                            var isPointInBreak = (!nullGap && ((xAxis &&
                                    xAxis.brokenAxis &&
                                    xAxis.brokenAxis.isInAnyBreak(point.x,
                                true)) || (yAxis &&
                                    yAxis.brokenAxis &&
                                    yAxis.brokenAxis.isInAnyBreak(point.y,
                                true))));
                            // Set point.visible if in any break.
                            // If not in break, reset visible to original value.
                            point.visible = isPointInBreak ?
                                false :
                                point.options.visible !== false;
                        }
                    }
                });
                addEvent(SeriesClass, 'afterRender', function drawPointsWrapped() {
                    this.drawBreaks(this.xAxis, ['x']);
                    this.drawBreaks(this.yAxis, pick(this.pointArrayMap, ['y']));
                });
            };
            return BrokenAxis;
        }());
        BrokenAxis.compose(Axis, Series); // @todo remove automatism

        return BrokenAxis;
    });
    _registerModule(_modules, 'masters/modules/broken-axis.src.js', [], function () {


    });
}));