/*
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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 * as zrUtil from 'zrender/src/core/util';
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// import * as axisHelper from './axisHelper';
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export default {
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/**
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* @param {boolean} origin
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* @return {number|string} min value or 'dataMin' or null/undefined (means auto) or NaN
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*/
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getMin: function (origin) {
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var option = this.option;
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var min = (!origin && option.rangeStart != null)
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? option.rangeStart : option.min;
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if (this.axis
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&& min != null
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&& min !== 'dataMin'
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&& typeof min !== 'function'
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&& !zrUtil.eqNaN(min)
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) {
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min = this.axis.scale.parse(min);
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}
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return min;
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},
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/**
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* @param {boolean} origin
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* @return {number|string} max value or 'dataMax' or null/undefined (means auto) or NaN
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*/
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getMax: function (origin) {
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var option = this.option;
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var max = (!origin && option.rangeEnd != null)
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? option.rangeEnd : option.max;
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if (this.axis
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&& max != null
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&& max !== 'dataMax'
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&& typeof max !== 'function'
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&& !zrUtil.eqNaN(max)
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) {
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max = this.axis.scale.parse(max);
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}
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return max;
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},
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/**
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* @return {boolean}
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*/
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getNeedCrossZero: function () {
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var option = this.option;
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return (option.rangeStart != null || option.rangeEnd != null)
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? false : !option.scale;
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},
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/**
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* Should be implemented by each axis model if necessary.
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* @return {module:echarts/model/Component} coordinate system model
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*/
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getCoordSysModel: zrUtil.noop,
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/**
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* @param {number} rangeStart Can only be finite number or null/undefined or NaN.
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* @param {number} rangeEnd Can only be finite number or null/undefined or NaN.
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*/
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setRange: function (rangeStart, rangeEnd) {
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this.option.rangeStart = rangeStart;
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this.option.rangeEnd = rangeEnd;
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},
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/**
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* Reset range
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*/
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resetRange: function () {
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// rangeStart and rangeEnd is readonly.
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this.option.rangeStart = this.option.rangeEnd = null;
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}
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};
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