75 lines
2.8 KiB
JavaScript
75 lines
2.8 KiB
JavaScript
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/*
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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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/**
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* AUTO-GENERATED FILE. DO NOT MODIFY.
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*/
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/*
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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 { lift } from 'zrender/lib/tool/color.js';
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import { extend, isString } from 'zrender/lib/core/util.js';
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export default function sunburstVisual(ecModel) {
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var paletteScope = {};
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// Default color strategy
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function pickColor(node, seriesModel, treeHeight) {
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// Choose color from palette based on the first level.
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var current = node;
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while (current && current.depth > 1) {
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current = current.parentNode;
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}
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var color = seriesModel.getColorFromPalette(current.name || current.dataIndex + '', paletteScope);
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if (node.depth > 1 && isString(color)) {
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// Lighter on the deeper level.
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color = lift(color, (node.depth - 1) / (treeHeight - 1) * 0.5);
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}
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return color;
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}
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ecModel.eachSeriesByType('sunburst', function (seriesModel) {
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var data = seriesModel.getData();
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var tree = data.tree;
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tree.eachNode(function (node) {
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var model = node.getModel();
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var style = model.getModel('itemStyle').getItemStyle();
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if (!style.fill) {
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style.fill = pickColor(node, seriesModel, tree.root.height);
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}
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var existsStyle = data.ensureUniqueItemVisual(node.dataIndex, 'style');
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extend(existsStyle, style);
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});
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});
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}
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