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244 lines
9.8 KiB
244 lines
9.8 KiB
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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/**
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* AUTO-GENERATED FILE. DO NOT MODIFY.
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*/
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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import { assert, isArray, eqNaN, isFunction } from 'zrender/lib/core/util.js';
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import { parsePercent } from 'zrender/lib/contain/text.js';
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var ScaleRawExtentInfo = /** @class */function () {
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function ScaleRawExtentInfo(scale, model,
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// Usually: data extent from all series on this axis.
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originalExtent) {
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this._prepareParams(scale, model, originalExtent);
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}
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/**
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* Parameters depending on outside (like model, user callback)
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* are prepared and fixed here.
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*/
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ScaleRawExtentInfo.prototype._prepareParams = function (scale, model,
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// Usually: data extent from all series on this axis.
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dataExtent) {
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if (dataExtent[1] < dataExtent[0]) {
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dataExtent = [NaN, NaN];
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}
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this._dataMin = dataExtent[0];
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this._dataMax = dataExtent[1];
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var isOrdinal = this._isOrdinal = scale.type === 'ordinal';
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this._needCrossZero = scale.type === 'interval' && model.getNeedCrossZero && model.getNeedCrossZero();
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var axisMinValue = model.get('min', true);
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if (axisMinValue == null) {
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axisMinValue = model.get('startValue', true);
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}
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var modelMinRaw = this._modelMinRaw = axisMinValue;
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if (isFunction(modelMinRaw)) {
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// This callback always provides users the full data extent (before data is filtered).
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this._modelMinNum = parseAxisModelMinMax(scale, modelMinRaw({
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min: dataExtent[0],
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max: dataExtent[1]
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}));
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} else if (modelMinRaw !== 'dataMin') {
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this._modelMinNum = parseAxisModelMinMax(scale, modelMinRaw);
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}
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var modelMaxRaw = this._modelMaxRaw = model.get('max', true);
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if (isFunction(modelMaxRaw)) {
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// This callback always provides users the full data extent (before data is filtered).
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this._modelMaxNum = parseAxisModelMinMax(scale, modelMaxRaw({
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min: dataExtent[0],
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max: dataExtent[1]
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}));
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} else if (modelMaxRaw !== 'dataMax') {
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this._modelMaxNum = parseAxisModelMinMax(scale, modelMaxRaw);
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}
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if (isOrdinal) {
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// FIXME: there is a flaw here: if there is no "block" data processor like `dataZoom`,
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// and progressive rendering is using, here the category result might just only contain
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// the processed chunk rather than the entire result.
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this._axisDataLen = model.getCategories().length;
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} else {
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var boundaryGap = model.get('boundaryGap');
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var boundaryGapArr = isArray(boundaryGap) ? boundaryGap : [boundaryGap || 0, boundaryGap || 0];
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if (typeof boundaryGapArr[0] === 'boolean' || typeof boundaryGapArr[1] === 'boolean') {
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if (process.env.NODE_ENV !== 'production') {
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console.warn('Boolean type for boundaryGap is only ' + 'allowed for ordinal axis. Please use string in ' + 'percentage instead, e.g., "20%". Currently, ' + 'boundaryGap is set to be 0.');
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}
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this._boundaryGapInner = [0, 0];
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} else {
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this._boundaryGapInner = [parsePercent(boundaryGapArr[0], 1), parsePercent(boundaryGapArr[1], 1)];
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}
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}
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};
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/**
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* Calculate extent by prepared parameters.
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* This method has no external dependency and can be called duplicatedly,
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* getting the same result.
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* If parameters changed, should call this method to recalcuate.
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*/
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ScaleRawExtentInfo.prototype.calculate = function () {
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// Notice: When min/max is not set (that is, when there are null/undefined,
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// which is the most common case), these cases should be ensured:
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// (1) For 'ordinal', show all axis.data.
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// (2) For others:
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// + `boundaryGap` is applied (if min/max set, boundaryGap is
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// disabled).
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// + If `needCrossZero`, min/max should be zero, otherwise, min/max should
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// be the result that originalExtent enlarged by boundaryGap.
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// (3) If no data, it should be ensured that `scale.setBlank` is set.
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var isOrdinal = this._isOrdinal;
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var dataMin = this._dataMin;
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var dataMax = this._dataMax;
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var axisDataLen = this._axisDataLen;
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var boundaryGapInner = this._boundaryGapInner;
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var span = !isOrdinal ? dataMax - dataMin || Math.abs(dataMin) : null;
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// Currently if a `'value'` axis model min is specified as 'dataMin'/'dataMax',
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// `boundaryGap` will not be used. It's the different from specifying as `null`/`undefined`.
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var min = this._modelMinRaw === 'dataMin' ? dataMin : this._modelMinNum;
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var max = this._modelMaxRaw === 'dataMax' ? dataMax : this._modelMaxNum;
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// If `_modelMinNum`/`_modelMaxNum` is `null`/`undefined`, should not be fixed.
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var minFixed = min != null;
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var maxFixed = max != null;
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if (min == null) {
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min = isOrdinal ? axisDataLen ? 0 : NaN : dataMin - boundaryGapInner[0] * span;
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}
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if (max == null) {
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max = isOrdinal ? axisDataLen ? axisDataLen - 1 : NaN : dataMax + boundaryGapInner[1] * span;
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}
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(min == null || !isFinite(min)) && (min = NaN);
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(max == null || !isFinite(max)) && (max = NaN);
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var isBlank = eqNaN(min) || eqNaN(max) || isOrdinal && !axisDataLen;
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// If data extent modified, need to recalculated to ensure cross zero.
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if (this._needCrossZero) {
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// Axis is over zero and min is not set
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if (min > 0 && max > 0 && !minFixed) {
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min = 0;
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// minFixed = true;
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}
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// Axis is under zero and max is not set
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if (min < 0 && max < 0 && !maxFixed) {
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max = 0;
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// maxFixed = true;
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}
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// PENDING:
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// When `needCrossZero` and all data is positive/negative, should it be ensured
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// that the results processed by boundaryGap are positive/negative?
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// If so, here `minFixed`/`maxFixed` need to be set.
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}
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var determinedMin = this._determinedMin;
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var determinedMax = this._determinedMax;
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if (determinedMin != null) {
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min = determinedMin;
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minFixed = true;
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}
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if (determinedMax != null) {
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max = determinedMax;
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maxFixed = true;
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}
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// Ensure min/max be finite number or NaN here. (not to be null/undefined)
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// `NaN` means min/max axis is blank.
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return {
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min: min,
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max: max,
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minFixed: minFixed,
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maxFixed: maxFixed,
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isBlank: isBlank
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};
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};
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ScaleRawExtentInfo.prototype.modifyDataMinMax = function (minMaxName, val) {
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if (process.env.NODE_ENV !== 'production') {
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assert(!this.frozen);
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}
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this[DATA_MIN_MAX_ATTR[minMaxName]] = val;
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};
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ScaleRawExtentInfo.prototype.setDeterminedMinMax = function (minMaxName, val) {
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var attr = DETERMINED_MIN_MAX_ATTR[minMaxName];
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if (process.env.NODE_ENV !== 'production') {
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assert(!this.frozen
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// Earse them usually means logic flaw.
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&& this[attr] == null);
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}
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this[attr] = val;
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};
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ScaleRawExtentInfo.prototype.freeze = function () {
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// @ts-ignore
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this.frozen = true;
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};
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return ScaleRawExtentInfo;
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}();
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export { ScaleRawExtentInfo };
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var DETERMINED_MIN_MAX_ATTR = {
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min: '_determinedMin',
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max: '_determinedMax'
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};
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var DATA_MIN_MAX_ATTR = {
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min: '_dataMin',
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max: '_dataMax'
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};
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/**
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* Get scale min max and related info only depends on model settings.
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* This method can be called after coordinate system created.
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* For example, in data processing stage.
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*
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* Scale extent info probably be required multiple times during a workflow.
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* For example:
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* (1) `dataZoom` depends it to get the axis extent in "100%" state.
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* (2) `processor/extentCalculator` depends it to make sure whether axis extent is specified.
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* (3) `coordSys.update` use it to finally decide the scale extent.
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* But the callback of `min`/`max` should not be called multiple times.
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* The code below should not be implemented repeatedly either.
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* So we cache the result in the scale instance, which will be recreated at the beginning
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* of the workflow (because `scale` instance will be recreated each round of the workflow).
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*/
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export function ensureScaleRawExtentInfo(scale, model,
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// Usually: data extent from all series on this axis.
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originalExtent) {
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// Do not permit to recreate.
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var rawExtentInfo = scale.rawExtentInfo;
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if (rawExtentInfo) {
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return rawExtentInfo;
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}
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rawExtentInfo = new ScaleRawExtentInfo(scale, model, originalExtent);
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// @ts-ignore
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scale.rawExtentInfo = rawExtentInfo;
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return rawExtentInfo;
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}
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export function parseAxisModelMinMax(scale, minMax) {
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return minMax == null ? null : eqNaN(minMax) ? NaN : scale.parse(minMax);
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} |