guanlan-src/app_frontEnd/web/node_modules/echarts/lib/scale/breakImpl.js

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* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements.  See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership.  The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
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* with the License.  You may obtain a copy of the License at
*
*   http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
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* KIND, either express or implied.  See the License for the
* specific language governing permissions and limitations
* under the License.
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/**
 * AUTO-GENERATED FILE. DO NOT MODIFY.
 */

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements.  See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership.  The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License.  You may obtain a copy of the License at
*
*   http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied.  See the License for the
* specific language governing permissions and limitations
* under the License.
*/
import { assert, clone, each, filter, find, isString, map, trim } from 'zrender/lib/core/util.js';
import { error } from '../util/log.js';
import { registerScaleBreakHelperImpl } from './break.js';
import { mathMax, mathMin, mathRound } from '../util/number.js';
import { decorateScaleMapper, enableScaleMapperFreeze, initLinearScaleMapper, SCALE_EXTENT_KIND_EFFECTIVE, SCALE_MAPPER_DEPTH_OUT_OF_BREAK } from './scaleMapper.js';
import { isValidBoundsForExtent } from '../util/model.js';
var BreakScaleMapperImpl = /** @class */function () {
  function BreakScaleMapperImpl(breakParsed, initialExtent) {
    decorateScaleMapper(this, BreakScaleMapperImpl.decoratedMethods);
    this._outOfBrk = initLinearScaleMapper(null, initialExtent);
    var mapper = this._linear = initLinearScaleMapper(null, initialExtent);
    enableScaleMapperFreeze(this, mapper);
    this.breaks = breakParsed && breakParsed.breaks || [];
  }
  BreakScaleMapperImpl.prototype.hasBreaks = function () {
    return !!this.breaks.length;
  };
  /**
   * When iteratively generating ticks by nice interval, currently the `interval`, which is
   * calculated by break-elapsed extent span, is probably very small comparing to the original
   * extent, leading to a large number of iteration and tick generation, even over `safeLimit`.
   * Thus stepping over breaks is necessary in that loop.
   *
   * "Nice" should be ensured on ticks when step over the breaks. Thus this method returns
   * a integer multiple of the "nice tick interval".
   *
   * This method does little work; it is just for unifying and restricting the behavior.
   */
  BreakScaleMapperImpl.prototype.calcNiceTickMultiple = function (tickVal, estimateNiceMultiple) {
    for (var idx = 0; idx < this.breaks.length; idx++) {
      var brk = this.breaks[idx];
      if (brk.vmin < tickVal && tickVal < brk.vmax) {
        var multiple = estimateNiceMultiple(tickVal, brk.vmax);
        if (process.env.NODE_ENV !== 'production') {
          // If not, it may cause dead loop or not nice tick.
          assert(multiple >= 0 && mathRound(multiple) === multiple);
        }
        return multiple;
      }
    }
    return 0;
  };
  BreakScaleMapperImpl.decoratedMethods = {
    needTransform: function () {
      return !this.breaks.length;
    },
    getExtent: function () {
      return this._outOfBrk.getExtent();
    },
    getExtentUnsafe: function (kind, depth) {
      return depth == null || depth === SCALE_MAPPER_DEPTH_OUT_OF_BREAK ? this._outOfBrk.getExtentUnsafe(kind, null) : this._linear.getExtentUnsafe(kind, null);
    },
    setExtent: function (start, end) {
      this.setExtent2(SCALE_EXTENT_KIND_EFFECTIVE, start, end);
    },
    setExtent2: function (kind, start, end) {
      if (isValidBoundsForExtent(start, end)) {
        if (kind === SCALE_EXTENT_KIND_EFFECTIVE) {
          updateAxisBreakGapReal(this, [start, end]);
        }
        this._outOfBrk.setExtent2(kind, start, end);
        this._linear.setExtent2(kind, this.transformIn(start, null), this.transformIn(end, null));
      }
    },
    normalize: function (val) {
      return this._linear.normalize(this.transformIn(val, null));
    },
    scale: function (val) {
      return this.transformOut(this._linear.scale(val), null);
    },
    contain: function (val) {
      return this._outOfBrk.contain(val);
    },
    /**
     * a.k.a., "elapse"
     * Suppose:
     *    AXIS_BREAK_LAST_BREAK_END_BASE: 0
     *    AXIS_BREAK_ELAPSED_BASE: 0
     *    breaks: [
     *        {start: -400, end: -300, gap: 27},
     *        {start: -100, end: 100, gap: 10},
     *        {start: 200, end: 400, gap: 300},
     *    ]
     * The mapping will be:
     *        |        |
     *    400 +   ->   +  237
     *     |  |        |   |  (gap: 300)
     *    200 +   ->   + -63
     *        |        |
     *    100 +   ->   + -163
     *     |  |        |   |  (gap: 10)
     *   -100 +   ->   + -173
     *        |        |
     *   -300 +   ->   + -373
     *     |  |        |   |  (gap: 27)
     *   -400 +   ->   + -400
     *        |        |
     *   origianl     elapsed
     *
     * Note:
     *   `transformIn` and `transformOut` has nothing to do with "scale extent" - out of extent is supported.
     */
    transformIn: function (val, opt) {
      if (opt && opt.depth === SCALE_MAPPER_DEPTH_OUT_OF_BREAK) {
        return val;
      }
      // If the value is in the break, return the normalized value in the break
      var elapsedVal = AXIS_BREAK_ELAPSED_BASE;
      var lastBreakEnd = AXIS_BREAK_LAST_BREAK_END_BASE;
      var stillOver = true;
      for (var i = 0; i < this.breaks.length; i++) {
        var brk = this.breaks[i];
        if (val <= brk.vmax) {
          if (val > brk.vmin) {
            elapsedVal += brk.vmin - lastBreakEnd + (val - brk.vmin) / (brk.vmax - brk.vmin) * brk.gapReal;
          } else {
            elapsedVal += val - lastBreakEnd;
          }
          lastBreakEnd = brk.vmax;
          stillOver = false;
          break;
        }
        elapsedVal += brk.vmin - lastBreakEnd + brk.gapReal;
        lastBreakEnd = brk.vmax;
      }
      if (stillOver) {
        elapsedVal += val - lastBreakEnd;
      }
      return elapsedVal;
    },
    /**
     * @see transformIn
     * a.k.a., "unelapse"
     */
    transformOut: function (elapsedVal, opt) {
      if (opt && opt.depth === SCALE_MAPPER_DEPTH_OUT_OF_BREAK) {
        return elapsedVal;
      }
      var lastElapsedEnd = AXIS_BREAK_ELAPSED_BASE;
      var lastBreakEnd = AXIS_BREAK_LAST_BREAK_END_BASE;
      var stillOver = true;
      var unelapsedVal = 0;
      for (var i = 0; i < this.breaks.length; i++) {
        var brk = this.breaks[i];
        var elapsedStart = lastElapsedEnd + brk.vmin - lastBreakEnd;
        var elapsedEnd = elapsedStart + brk.gapReal;
        if (elapsedVal <= elapsedEnd) {
          if (elapsedVal > elapsedStart) {
            unelapsedVal = brk.vmin + (elapsedVal - elapsedStart) / (elapsedEnd - elapsedStart) * (brk.vmax - brk.vmin);
          } else {
            unelapsedVal = lastBreakEnd + elapsedVal - lastElapsedEnd;
          }
          lastBreakEnd = brk.vmax;
          stillOver = false;
          break;
        }
        lastElapsedEnd = elapsedEnd;
        lastBreakEnd = brk.vmax;
      }
      if (stillOver) {
        unelapsedVal = lastBreakEnd + elapsedVal - lastElapsedEnd;
      }
      return unelapsedVal;
    }
  };
  return BreakScaleMapperImpl;
}();
;
function createBreakScaleMapper(breakParsed, initialExtent) {
  return new BreakScaleMapperImpl(breakParsed, initialExtent);
}
// Both can start with any finite value, and are not necessarily equal. But they need to
// be the same in `axisBreakElapse` and `axisBreakUnelapse` respectively.
var AXIS_BREAK_ELAPSED_BASE = 0;
var AXIS_BREAK_LAST_BREAK_END_BASE = 0;
/**
 * `gapReal` in brkMapper.breaks will be calculated.
 */
function updateAxisBreakGapReal(brkMapper, scaleExtent) {
  // Considered the effect:
  //  - Use dataZoom to move some of the breaks outside the extent.
  //  - Some scenarios that `series.clip: false`.
  //
  // How to calculate `prctBrksGapRealSum`:
  //  Based on the formula:
  //      xxx.span = brk.vmax - brk.vmin
  //      xxx.tpPrct.val / xxx.tpAbs.val means ParsedAxisBreak['gapParsed']['val']
  //      .S/.E means a break that is semi in scaleExtent[0] or scaleExtent[1]
  //      valP = (
  //          + (fullyInExtBrksSum.tpAbs.gapReal - fullyInExtBrksSum.tpAbs.span)
  //          + (semiInExtBrk.S.tpAbs.gapReal - semiInExtBrk.S.tpAbs.span) * semiInExtBrk.S.tpAbs.inExtFrac
  //          + (semiInExtBrk.E.tpAbs.gapReal - semiInExtBrk.E.tpAbs.span) * semiInExtBrk.E.tpAbs.inExtFrac
  //      )
  //      valQ = (
  //          - fullyInExtBrksSum.tpPrct.span
  //          - semiInExtBrk.S.tpPrct.span * semiInExtBrk.S.tpPrct.inExtFrac
  //          - semiInExtBrk.E.tpPrct.span * semiInExtBrk.E.tpPrct.inExtFrac
  //      )
  //      gapPrctSum = sum(xxx.tpPrct.val)
  //      gapPrctSum = prctBrksGapRealSum / (
  //          + (scaleExtent[1] - scaleExtent[0]) + valP + valQ
  //          + fullyInExtBrksSum.tpPrct.gapReal
  //          + semiInExtBrk.S.tpPrct.gapReal * semiInExtBrk.S.tpPrct.inExtFrac
  //          + semiInExtBrk.E.tpPrct.gapReal * semiInExtBrk.E.tpPrct.inExtFrac
  //      )
  //  Assume:
  //      xxx.tpPrct.gapReal = xxx.tpPrct.val / gapPrctSum * prctBrksGapRealSum
  //         (NOTE: This is not accurate when semi-in-extent break exist because its
  //         proportion is not linear, but this assumption approximately works.)
  //  Derived as follows:
  //      prctBrksGapRealSum = gapPrctSum * ( (scaleExtent[1] - scaleExtent[0]) + valP + valQ )
  //          / (1
  //              - fullyInExtBrksSum.tpPrct.val
  //              - semiInExtBrk.S.tpPrct.val * semiInExtBrk.S.tpPrct.inExtFrac
  //              - semiInExtBrk.E.tpPrct.val * semiInExtBrk.E.tpPrct.inExtFrac
  //          )
  var gapPrctSum = 0;
  var fullyInExtBrksSum = {
    tpAbs: {
      span: 0,
      val: 0
    },
    tpPrct: {
      span: 0,
      val: 0
    }
  };
  var init = function () {
    return {
      has: false,
      span: NaN,
      inExtFrac: NaN,
      val: NaN
    };
  };
  var semiInExtBrk = {
    S: {
      tpAbs: init(),
      tpPrct: init()
    },
    E: {
      tpAbs: init(),
      tpPrct: init()
    }
  };
  each(brkMapper.breaks, function (brk) {
    var gapParsed = brk.gapParsed;
    if (gapParsed.type === 'tpPrct') {
      gapPrctSum += gapParsed.val;
    }
    var clampedBrk = clampBreakByExtent(brk, scaleExtent);
    if (clampedBrk) {
      var vminClamped = clampedBrk.vmin !== brk.vmin;
      var vmaxClamped = clampedBrk.vmax !== brk.vmax;
      var clampedSpan = clampedBrk.vmax - clampedBrk.vmin;
      if (vminClamped && vmaxClamped) {
        // Do nothing, which simply makes the result `gapReal` cover the entire scaleExtent.
        // This transform is not consistent with the other cases but practically works.
      } else if (vminClamped || vmaxClamped) {
        var sOrE = vminClamped ? 'S' : 'E';
        semiInExtBrk[sOrE][gapParsed.type].has = true;
        semiInExtBrk[sOrE][gapParsed.type].span = clampedSpan;
        semiInExtBrk[sOrE][gapParsed.type].inExtFrac = clampedSpan / (brk.vmax - brk.vmin);
        semiInExtBrk[sOrE][gapParsed.type].val = gapParsed.val;
      } else {
        fullyInExtBrksSum[gapParsed.type].span += clampedSpan;
        fullyInExtBrksSum[gapParsed.type].val += gapParsed.val;
      }
    }
  });
  var prctBrksGapRealSum = gapPrctSum * (0 + (scaleExtent[1] - scaleExtent[0]) + (fullyInExtBrksSum.tpAbs.val - fullyInExtBrksSum.tpAbs.span) + (semiInExtBrk.S.tpAbs.has ? (semiInExtBrk.S.tpAbs.val - semiInExtBrk.S.tpAbs.span) * semiInExtBrk.S.tpAbs.inExtFrac : 0) + (semiInExtBrk.E.tpAbs.has ? (semiInExtBrk.E.tpAbs.val - semiInExtBrk.E.tpAbs.span) * semiInExtBrk.E.tpAbs.inExtFrac : 0) - fullyInExtBrksSum.tpPrct.span - (semiInExtBrk.S.tpPrct.has ? semiInExtBrk.S.tpPrct.span * semiInExtBrk.S.tpPrct.inExtFrac : 0) - (semiInExtBrk.E.tpPrct.has ? semiInExtBrk.E.tpPrct.span * semiInExtBrk.E.tpPrct.inExtFrac : 0)) / (1 - fullyInExtBrksSum.tpPrct.val - (semiInExtBrk.S.tpPrct.has ? semiInExtBrk.S.tpPrct.val * semiInExtBrk.S.tpPrct.inExtFrac : 0) - (semiInExtBrk.E.tpPrct.has ? semiInExtBrk.E.tpPrct.val * semiInExtBrk.E.tpPrct.inExtFrac : 0));
  each(brkMapper.breaks, function (brk) {
    var gapParsed = brk.gapParsed;
    if (gapParsed.type === 'tpPrct') {
      brk.gapReal = gapPrctSum !== 0
      // prctBrksGapRealSum is supposed to be non-negative but add a safe guard
      ? mathMax(prctBrksGapRealSum, 0) * gapParsed.val / gapPrctSum : 0;
    }
    if (gapParsed.type === 'tpAbs') {
      brk.gapReal = gapParsed.val;
    }
    if (brk.gapReal == null) {
      brk.gapReal = 0;
    }
  });
}
function pruneTicksByBreak(pruneByBreak, ticks, breaks, getValue, interval, scaleExtent) {
  if (pruneByBreak === 'no') {
    return;
  }
  each(breaks, function (brk) {
    // break.vmin/vmax that out of extent must not impact the visible of
    // normal ticks and labels.
    var clampedBrk = clampBreakByExtent(brk, scaleExtent);
    if (!clampedBrk) {
      return;
    }
    // Remove some normal ticks to avoid zigzag shapes overlapping with split lines
    // and to avoid break labels overlapping with normal tick labels (thouth it can
    // also be avoided by `axisLabel.hideOverlap`).
    // It's OK to O(n^2) since the number of `ticks` are small.
    for (var j = ticks.length - 1; j >= 0; j--) {
      var tick = ticks[j];
      var val = getValue(tick);
      // 1. Ensure there is no ticks inside `break.vmin` and `break.vmax`.
      // 2. Use an empirically gap value here. Theoritically `zigzagAmplitude` is
      //  supposed to be involved to provide better precision but it will brings
      //  more complexity. The empirically gap value is conservative because break
      //  labels and normal tick lables are prone to overlapping.
      var gap = interval * 3 / 4;
      if (val > clampedBrk.vmin - gap && val < clampedBrk.vmax + gap && (pruneByBreak !== 'preserve_extent_bound' || val !== scaleExtent[0] && val !== scaleExtent[1])) {
        ticks.splice(j, 1);
      }
    }
  });
}
function addBreaksToTicks(
// The input ticks should be in accending order.
ticks, breaks, scaleExtent,
// Keep the break ends at the same level to avoid an awkward appearance.
getTimeProps) {
  each(breaks, function (brk) {
    var clampedBrk = clampBreakByExtent(brk, scaleExtent);
    if (!clampedBrk) {
      return;
    }
    // - When neight `break.vmin` nor `break.vmax` is in scale extent,
    //  break label should not be displayed and we do not add them to the result.
    // - When only one of `break.vmin` and `break.vmax` is inside the extent and the
    //  other is outsite, we comply with the extent and display only part of the breaks area,
    //  because the extent might be determined by user settings (such as `axis.min/max`)
    ticks.push({
      value: clampedBrk.vmin,
      "break": {
        type: 'vmin',
        parsedBreak: clampedBrk
      },
      time: getTimeProps ? getTimeProps(clampedBrk) : undefined
    });
    // When gap is 0, start tick overlap with end tick, but we still count both of them. Break
    // area shape can address that overlapping. `axisLabel` need draw both start and end separately,
    // otherwise it brings complexity to the logic of label overlapping resolving (e.g., when label
    // rotated), and introduces inconsistency to users in `axisLabel.formatter` between gap is 0 or not.
    ticks.push({
      value: clampedBrk.vmax,
      "break": {
        type: 'vmax',
        parsedBreak: clampedBrk
      },
      time: getTimeProps ? getTimeProps(clampedBrk) : undefined
    });
  });
  if (breaks.length) {
    ticks.sort(function (a, b) {
      return a.value - b.value;
    });
  }
}
/**
 * If break and extent does not intersect, return null/undefined.
 * If the intersection is only a point at scaleExtent[0] or scaleExtent[1], return null/undefined.
 */
function clampBreakByExtent(brk, scaleExtent) {
  var vmin = mathMax(brk.vmin, scaleExtent[0]);
  var vmax = mathMin(brk.vmax, scaleExtent[1]);
  return vmin < vmax || vmin === vmax && vmin > scaleExtent[0] && vmin < scaleExtent[1] ? {
    vmin: vmin,
    vmax: vmax,
    breakOption: brk.breakOption,
    gapParsed: brk.gapParsed,
    gapReal: brk.gapReal
  } : null;
}
function parseAxisBreakOption(
// raw user input breaks, retrieved from axis model.
breakOptionList, scale, opt) {
  var parsedBreaks = [];
  if (!breakOptionList) {
    return {
      breaks: parsedBreaks
    };
  }
  function validatePercent(normalizedPercent, msg) {
    if (normalizedPercent >= 0 && normalizedPercent < 1 - 1e-5) {
      // Avoid division error.
      return true;
    }
    if (process.env.NODE_ENV !== 'production') {
      error(msg + " must be >= 0 and < 1, rather than " + normalizedPercent + " .");
    }
    return false;
  }
  each(breakOptionList, function (brkOption) {
    if (!brkOption || brkOption.start == null || brkOption.end == null) {
      if (process.env.NODE_ENV !== 'production') {
        error('The input axis breaks start/end should not be empty.');
      }
      return;
    }
    if (brkOption.isExpanded) {
      return;
    }
    var parsedBrk = {
      breakOption: clone(brkOption),
      vmin: scale.parse(brkOption.start),
      vmax: scale.parse(brkOption.end),
      gapParsed: {
        type: 'tpAbs',
        val: 0
      },
      gapReal: null
    };
    if (brkOption.gap != null) {
      var isPrct = false;
      if (isString(brkOption.gap)) {
        var trimmedGap = trim(brkOption.gap);
        if (trimmedGap.match(/%$/)) {
          var normalizedPercent = parseFloat(trimmedGap) / 100;
          if (!validatePercent(normalizedPercent, 'Percent gap')) {
            normalizedPercent = 0;
          }
          parsedBrk.gapParsed.type = 'tpPrct';
          parsedBrk.gapParsed.val = normalizedPercent;
          isPrct = true;
        }
      }
      if (!isPrct) {
        var absolute = scale.parse(brkOption.gap);
        if (!isFinite(absolute) || absolute < 0) {
          if (process.env.NODE_ENV !== 'production') {
            error("Axis breaks gap must positive finite rather than (" + brkOption.gap + ").");
          }
          absolute = 0;
        }
        parsedBrk.gapParsed.type = 'tpAbs';
        parsedBrk.gapParsed.val = absolute;
      }
    }
    if (parsedBrk.vmin === parsedBrk.vmax) {
      parsedBrk.gapParsed.type = 'tpAbs';
      parsedBrk.gapParsed.val = 0;
    }
    if (opt && opt.noNegative) {
      each(['vmin', 'vmax'], function (se) {
        if (parsedBrk[se] < 0) {
          if (process.env.NODE_ENV !== 'production') {
            error("Axis break." + se + " must not be negative.");
          }
          parsedBrk[se] = 0;
        }
      });
    }
    // Ascending numerical order is the prerequisite of the calculation in Scale#normalize.
    // User are allowed to input desending vmin/vmax for simplifying the usage.
    if (parsedBrk.vmin > parsedBrk.vmax) {
      var tmp = parsedBrk.vmax;
      parsedBrk.vmax = parsedBrk.vmin;
      parsedBrk.vmin = tmp;
    }
    parsedBreaks.push(parsedBrk);
  });
  // Ascending numerical order is the prerequisite of the calculation in Scale#normalize.
  parsedBreaks.sort(function (item1, item2) {
    return item1.vmin - item2.vmin;
  });
  // Make sure that the intervals in breaks are not overlap.
  var lastEnd = -Infinity;
  each(parsedBreaks, function (brk, idx) {
    if (lastEnd > brk.vmin) {
      if (process.env.NODE_ENV !== 'production') {
        error('Axis breaks must not overlap.');
      }
      parsedBreaks[idx] = null;
    }
    lastEnd = brk.vmax;
  });
  return {
    breaks: filter(parsedBreaks, function (brk) {
      return !!brk;
    })
  };
}
function identifyAxisBreak(brk, identifier) {
  return serializeAxisBreakIdentifier(identifier) === serializeAxisBreakIdentifier(brk);
}
function serializeAxisBreakIdentifier(identifier) {
  // We use user input start/end to identify break. Considered cases like `start: new Date(xxx)`,
  // Theoretically `Scale#parse` should be used here, but not used currently to reduce dependencies,
  // since simply converting to string happens to be correct.
  return identifier.start + '_\0_' + identifier.end;
}
/**
 * - A break pair represents `[vmin, vmax]`,
 * - Only both vmin and vmax item exist, they are counted as a pair.
 */
function retrieveAxisBreakPairs(itemList, getVisualAxisBreak, returnIdx) {
  var idxPairList = [];
  each(itemList, function (el, idx) {
    var vBreak = getVisualAxisBreak(el);
    if (vBreak && vBreak.type === 'vmin') {
      idxPairList.push([idx]);
    }
  });
  each(itemList, function (el, idx) {
    var vBreak = getVisualAxisBreak(el);
    if (vBreak && vBreak.type === 'vmax') {
      var idxPair = find(idxPairList,
      // parsedBreak may be changed, can only use breakOption to match them.
      function (pr) {
        return identifyAxisBreak(getVisualAxisBreak(itemList[pr[0]]).parsedBreak.breakOption, vBreak.parsedBreak.breakOption);
      });
      idxPair && idxPair.push(idx);
    }
  });
  var result = [];
  each(idxPairList, function (idxPair) {
    if (idxPair.length === 2) {
      result.push(returnIdx ? idxPair : [itemList[idxPair[0]], itemList[idxPair[1]]]);
    }
  });
  return result;
}
function getTicksBreakOutwardTransform(scale, tick, outermostBreaks, lookup) {
  if (!tick["break"]) {
    return;
  }
  var brk = tick["break"].parsedBreak;
  var originalBrkItem = find(outermostBreaks, function (brk) {
    return identifyAxisBreak(brk.breakOption, tick["break"].parsedBreak.breakOption);
  });
  // NOTE: `tick.break` may have been clamped by scale extent.
  var opt = {
    lookup: lookup,
    depth: SCALE_MAPPER_DEPTH_OUT_OF_BREAK
  };
  var vmin = scale.transformOut(brk.vmin, opt);
  var vmax = scale.transformOut(brk.vmax, opt);
  var parsedBreak = {
    vmin: vmin,
    vmax: vmax,
    breakOption: brk.breakOption,
    gapParsed: clone(originalBrkItem.gapParsed),
    gapReal: brk.gapReal
  };
  return {
    tickVal: parsedBreak[tick["break"].type],
    vBreak: {
      type: tick["break"].type,
      parsedBreak: parsedBreak
    }
  };
}
function parseAxisBreakOptionInwardTransform(breakOptionList, scale, parseOpt, lookupStartIdx, out) {
  out.original = parseAxisBreakOption(breakOptionList, scale, parseOpt);
  var transformed = out.transformed = parseAxisBreakOption(breakOptionList, scale, parseOpt);
  var lookup = out.lookup;
  transformed.breaks = map(transformed.breaks, function (brk, idx) {
    var transOpt = {
      depth: SCALE_MAPPER_DEPTH_OUT_OF_BREAK
    };
    var vmin = scale.transformIn(brk.vmin, transOpt);
    var vmax = scale.transformIn(brk.vmax, transOpt);
    var gapParsed = {
      type: brk.gapParsed.type,
      val: brk.gapParsed.type === 'tpAbs' ? scale.transformIn(brk.vmin + brk.gapParsed.val, transOpt) - vmin : brk.gapParsed.val
    };
    lookup.from[lookupStartIdx + idx] = vmin;
    lookup.to[lookupStartIdx + idx] = brk.vmin;
    lookup.from[lookupStartIdx + idx + 1] = vmax;
    lookup.to[lookupStartIdx + idx + 1] = brk.vmax;
    return {
      vmin: vmin,
      vmax: vmax,
      gapParsed: gapParsed,
      gapReal: brk.gapReal,
      breakOption: brk.breakOption
    };
  });
}
var BREAK_MIN_MAX_TO_PARAM = {
  vmin: 'start',
  vmax: 'end'
};
function makeAxisLabelFormatterParamBreak(extraParam, vBreak) {
  if (vBreak) {
    extraParam = extraParam || {};
    extraParam["break"] = {
      type: BREAK_MIN_MAX_TO_PARAM[vBreak.type],
      start: vBreak.parsedBreak.vmin,
      end: vBreak.parsedBreak.vmax
    };
  }
  return extraParam;
}
export function installScaleBreakHelper() {
  registerScaleBreakHelperImpl({
    createBreakScaleMapper: createBreakScaleMapper,
    pruneTicksByBreak: pruneTicksByBreak,
    addBreaksToTicks: addBreaksToTicks,
    parseAxisBreakOption: parseAxisBreakOption,
    identifyAxisBreak: identifyAxisBreak,
    serializeAxisBreakIdentifier: serializeAxisBreakIdentifier,
    retrieveAxisBreakPairs: retrieveAxisBreakPairs,
    getTicksBreakOutwardTransform: getTicksBreakOutwardTransform,
    parseAxisBreakOptionInwardTransform: parseAxisBreakOptionInwardTransform,
    makeAxisLabelFormatterParamBreak: makeAxisLabelFormatterParamBreak
  });
}