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