parallelPreprocessor.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
* "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 modelUtil from '../../util/model';
export default function (option) {
createParallelIfNeeded(option);
mergeAxisOptionFromParallel(option);
}
/**
* Create a parallel coordinate if not exists.
* @inner
*/
function createParallelIfNeeded(option) {
if (option.parallel) {
return;
}
var hasParallelSeries = false;
zrUtil.each(option.series, function (seriesOpt) {
if (seriesOpt && seriesOpt.type === 'parallel') {
hasParallelSeries = true;
}
});
if (hasParallelSeries) {
option.parallel = [{}];
}
}
/**
* Merge aixs definition from parallel option (if exists) to axis option.
* @inner
*/
function mergeAxisOptionFromParallel(option) {
var axes = modelUtil.normalizeToArray(option.parallelAxis);
zrUtil.each(axes, function (axisOption) {
if (!zrUtil.isObject(axisOption)) {
return;
}
var parallelIndex = axisOption.parallelIndex || 0;
var parallelOption = modelUtil.normalizeToArray(option.parallel)[parallelIndex];
if (parallelOption && parallelOption.parallelAxisDefault) {
zrUtil.merge(axisOption, parallelOption.parallelAxisDefault, false);
}
});
}