| /* |
| * 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; |
| } |
| }; |