88 lines
3.2 KiB
JavaScript
88 lines
3.2 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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var zrUtil = require("zrender/lib/core/util");
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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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function _default(ecModel) {
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var processedMapType = {};
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ecModel.eachSeriesByType('map', function (mapSeries) {
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var mapType = mapSeries.getMapType();
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if (mapSeries.getHostGeoModel() || processedMapType[mapType]) {
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return;
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}
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var mapSymbolOffsets = {};
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zrUtil.each(mapSeries.seriesGroup, function (subMapSeries) {
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var geo = subMapSeries.coordinateSystem;
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var data = subMapSeries.originalData;
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if (subMapSeries.get('showLegendSymbol') && ecModel.getComponent('legend')) {
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data.each(data.mapDimension('value'), function (value, idx) {
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var name = data.getName(idx);
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var region = geo.getRegion(name); // If input series.data is [11, 22, '-'/null/undefined, 44],
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// it will be filled with NaN: [11, 22, NaN, 44] and NaN will
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// not be drawn. So here must validate if value is NaN.
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if (!region || isNaN(value)) {
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return;
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}
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var offset = mapSymbolOffsets[name] || 0;
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var point = geo.dataToPoint(region.center);
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mapSymbolOffsets[name] = offset + 1;
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data.setItemLayout(idx, {
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point: point,
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offset: offset
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});
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});
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}
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}); // Show label of those region not has legendSymbol(which is offset 0)
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var data = mapSeries.getData();
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data.each(function (idx) {
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var name = data.getName(idx);
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var layout = data.getItemLayout(idx) || {};
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layout.showLabel = !mapSymbolOffsets[name];
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data.setItemLayout(idx, layout);
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});
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processedMapType[mapType] = true;
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});
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}
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module.exports = _default;
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