text: /* *
   *
   *  License: www.highcharts.com/license
   *
   *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
   *
   * */
  'use strict';
  import H from '../parts/Globals.js';
  import U from '../parts/Utilities.js';
  var defined = U.defined, isArray = U.isArray, seriesType = U.seriesType;
  var SMA = H.seriesTypes.sma;
  /* eslint-disable valid-jsdoc */
  /**
   * @private
   */
  function destroyExtraLabels(point, functionName) {
      var props = point.series.pointArrayMap, prop, i = props.length;
      SMA.prototype.pointClass.prototype[functionName].call(point);
      while (i--) {
          prop = 'dataLabel' + props[i];
          // S4 dataLabel could be removed by parent method:
          if (point[prop] && point[prop].element) {
              point[prop].destroy();
          }
          point[prop] = null;
      }
  }
  /* eslint-enable valid-jsdoc */
  /**
   * The Pivot Points series type.
   *
   * @private
   * @class
   * @name Highcharts.seriesTypes.pivotpoints
   *
   * @augments Highcharts.Series
   */
  seriesType('pivotpoints', 'sma', 
  /**
   * Pivot points indicator. This series requires the `linkedTo` option to be
   * set and should be loaded after `stock/indicators/indicators.js` file.
   *
   * @sample stock/indicators/pivot-points
   *         Pivot points
   *
   * @extends      plotOptions.sma
   * @since        6.0.0
   * @product      highstock
   * @requires     stock/indicators/indicators
   * @requires     stock/indicators/pivotpoints
   * @optionparent plotOptions.pivotpoints
   */
  {
      /**
       * @excluding index
       */
      params: {
          period: 28,
          /**
           * Algorithm used to calculate ressistance and support lines based
           * on pivot points. Implemented algorithms: `'standard'`,
           * `'fibonacci'` and `'camarilla'`
           */
          algorithm: 'standard'
      },
      marker: {
          enabled: false
      },
      enableMouseTracking: false,
      dataLabels: {
          enabled: true,
          format: '{point.pivotLine}'
      },
      dataGrouping: {
          approximation: 'averages'
      }
  }, 
  /**
   * @lends Highcharts.Series#
   */
  {
      nameBase: 'Pivot Points',
      pointArrayMap: ['R4', 'R3', 'R2', 'R1', 'P', 'S1', 'S2', 'S3', 'S4'],
      pointValKey: 'P',
      toYData: function (point) {
          return [point.P]; // The rest should not affect extremes
      },
      translate: function () {
          var indicator = this;
          SMA.prototype.translate.apply(indicator);
          indicator.points.forEach(function (point) {
              indicator.pointArrayMap.forEach(function (value) {
                  if (defined(point[value])) {
                      point['plot' + value] = (indicator.yAxis.toPixels(point[value], true));
                  }
              });
          });
          // Pivot points are rendered as horizontal lines
          // And last point start not from the next one (as it's the last one)
          // But from the approximated last position in a given range
          indicator.plotEndPoint = indicator.xAxis.toPixels(indicator.endPoint, true);
      },
      getGraphPath: function (points) {
          var indicator = this, pointsLength = points.length, allPivotPoints = ([[], [], [], [], [], [], [], [], []]), path = [], endPoint = indicator.plotEndPoint, pointArrayMapLength = indicator.pointArrayMap.length, position, point, i;
          while (pointsLength--) {
              point = points[pointsLength];
              for (i = 0; i < pointArrayMapLength; i++) {
                  position = indicator.pointArrayMap[i];
                  if (defined(point[position])) {
                      allPivotPoints[i].push({
                          // Start left:
                          plotX: point.plotX,
                          plotY: point['plot' + position],
                          isNull: false
                      }, {
                          // Go to right:
                          plotX: endPoint,
                          plotY: point['plot' + position],
                          isNull: false
                      }, {
                          // And add null points in path to generate breaks:
                          plotX: endPoint,
                          plotY: null,
                          isNull: true
                      });
                  }
              }
              endPoint = point.plotX;
          }
          allPivotPoints.forEach(function (pivotPoints) {
              path = path.concat(SMA.prototype.getGraphPath.call(indicator, pivotPoints));
          });
          return path;
      },
      // TODO: Rewrite this logic to use multiple datalabels
      drawDataLabels: function () {
          var indicator = this, pointMapping = indicator.pointArrayMap, currentLabel, pointsLength, point, i;
          if (indicator.options.dataLabels.enabled) {
              pointsLength = indicator.points.length;
              // For every Ressitance/Support group we need to render labels.
              // Add one more item, which will just store dataLabels from
              // previous iteration
              pointMapping.concat([false]).forEach(function (position, k) {
                  i = pointsLength;
                  while (i--) {
                      point = indicator.points[i];
                      if (!position) {
                          // Store S4 dataLabel too:
                          point['dataLabel' + pointMapping[k - 1]] =
                              point.dataLabel;
                      }
                      else {
                          point.y = point[position];
                          point.pivotLine = position;
                          point.plotY = point['plot' + position];
                          currentLabel = point['dataLabel' + position];
                          // Store previous label
                          if (k) {
                              point['dataLabel' + pointMapping[k - 1]] = point.dataLabel;
                          }
                          if (!point.dataLabels) {
                              point.dataLabels = [];
                          }
                          point.dataLabels[0] = point.dataLabel =
                              currentLabel =
                                  currentLabel && currentLabel.element ?
                                      currentLabel :
                                      null;
                      }
                  }
                  SMA.prototype.drawDataLabels.apply(indicator, arguments);
              });
          }
      },
      getValues: function (series, params) {
          var period = params.period, xVal = series.xData, yVal = series.yData, yValLen = yVal ? yVal.length : 0, placement = this[params.algorithm + 'Placement'], 
          // 0- from, 1- to, 2- R1, 3- R2, 4- pivot, 5- S1 etc.
          PP = [], endTimestamp, xData = [], yData = [], slicedXLen, slicedX, slicedY, lastPP, pivot, avg, i;
          // Pivot Points requires high, low and close values
          if (xVal.length < period ||
              !isArray(yVal[0]) ||
              yVal[0].length !== 4) {
              return;
          }
          for (i = period + 1; i <= yValLen + period; i += period) {
              slicedX = xVal.slice(i - period - 1, i);
              slicedY = yVal.slice(i - period - 1, i);
              slicedXLen = slicedX.length;
              endTimestamp = slicedX[slicedXLen - 1];
              pivot = this.getPivotAndHLC(slicedY);
              avg = placement(pivot);
              lastPP = PP.push([endTimestamp]
                  .concat(avg));
              xData.push(endTimestamp);
              yData.push(PP[lastPP - 1].slice(1));
          }
          // We don't know exact position in ordinal axis
          // So we use simple logic:
          // Get first point in last range, calculate visible average range
          // and multiply by period
          this.endPoint = slicedX[0] + ((endTimestamp - slicedX[0]) /
              slicedXLen) * period;
          return {
              values: PP,
              xData: xData,
              yData: yData
          };
      },
      getPivotAndHLC: function (values) {
          var high = -Infinity, low = Infinity, close = values[values.length - 1][3], pivot;
          values.forEach(function (p) {
              high = Math.max(high, p[1]);
              low = Math.min(low, p[2]);
          });
          pivot = (high + low + close) / 3;
          return [pivot, high, low, close];
      },
      standardPlacement: function (values) {
          var diff = values[1] - values[2], avg = [
              null,
              null,
              values[0] + diff,
              values[0] * 2 - values[2],
              values[0],
              values[0] * 2 - values[1],
              values[0] - diff,
              null,
              null
          ];
          return avg;
      },
      camarillaPlacement: function (values) {
          var diff = values[1] - values[2], avg = [
              values[3] + diff * 1.5,
              values[3] + diff * 1.25,
              values[3] + diff * 1.1666,
              values[3] + diff * 1.0833,
              values[0],
              values[3] - diff * 1.0833,
              values[3] - diff * 1.1666,
              values[3] - diff * 1.25,
              values[3] - diff * 1.5
          ];
          return avg;
      },
      fibonacciPlacement: function (values) {
          var diff = values[1] - values[2], avg = [
              null,
              values[0] + diff,
              values[0] + diff * 0.618,
              values[0] + diff * 0.382,
              values[0],
              values[0] - diff * 0.382,
              values[0] - diff * 0.618,
              values[0] - diff,
              null
          ];
          return avg;
      }
  }, 
  /**
   * @lends Highcharts.Point#
   */
  {
      // Destroy labels:
      // This method is called when cropping data:
      destroyElements: function () {
          destroyExtraLabels(this, 'destroyElements');
      },
      // This method is called when removing points, e.g. series.update()
      destroy: function () {
          destroyExtraLabels(this, 'destroyElements');
      }
  });
  /**
   * A pivot points indicator. If the [type](#series.pivotpoints.type) option is
   * not specified, it is inherited from [chart.type](#chart.type).
   *
   * @extends   series,plotOptions.pivotpoints
   * @since     6.0.0
   * @product   highstock
   * @excluding dataParser, dataURL
   * @requires  stock/indicators/indicators
   * @requires  stock/indicators/pivotpoints
   * @apioption series.pivotpoints
   */
  ''; // to include the above in the js output'
  