/*
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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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export default function (ecModel) {
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var paletteScope = {};
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ecModel.eachSeriesByType('graph', function (seriesModel) {
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var categoriesData = seriesModel.getCategoriesData();
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var data = seriesModel.getData();
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var categoryNameIdxMap = {};
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categoriesData.each(function (idx) {
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var name = categoriesData.getName(idx);
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// Add prefix to avoid conflict with Object.prototype.
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categoryNameIdxMap['ec-' + name] = idx;
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var itemModel = categoriesData.getItemModel(idx);
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var color = itemModel.get('itemStyle.color')
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|| seriesModel.getColorFromPalette(name, paletteScope);
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categoriesData.setItemVisual(idx, 'color', color);
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});
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// Assign category color to visual
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if (categoriesData.count()) {
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data.each(function (idx) {
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var model = data.getItemModel(idx);
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var category = model.getShallow('category');
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if (category != null) {
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if (typeof category === 'string') {
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category = categoryNameIdxMap['ec-' + category];
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}
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if (!data.getItemVisual(idx, 'color', true)) {
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data.setItemVisual(
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idx, 'color',
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categoriesData.getItemVisual(category, 'color')
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);
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}
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}
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});
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}
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});
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}
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