84 lines
3.0 KiB
JavaScript
84 lines
3.0 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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ecModel.eachSeriesByType('radar', function (seriesModel) {
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var data = seriesModel.getData();
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var points = [];
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var coordSys = seriesModel.coordinateSystem;
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if (!coordSys) {
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return;
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}
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var axes = coordSys.getIndicatorAxes();
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zrUtil.each(axes, function (axis, axisIndex) {
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data.each(data.mapDimension(axes[axisIndex].dim), function (val, dataIndex) {
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points[dataIndex] = points[dataIndex] || [];
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var point = coordSys.dataToPoint(val, axisIndex);
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points[dataIndex][axisIndex] = isValidPoint(point) ? point : getValueMissingPoint(coordSys);
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});
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}); // Close polygon
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data.each(function (idx) {
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// TODO
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// Is it appropriate to connect to the next data when some data is missing?
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// Or, should trade it like `connectNull` in line chart?
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var firstPoint = zrUtil.find(points[idx], function (point) {
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return isValidPoint(point);
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}) || getValueMissingPoint(coordSys); // Copy the first actual point to the end of the array
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points[idx].push(firstPoint.slice());
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data.setItemLayout(idx, points[idx]);
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});
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});
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}
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function isValidPoint(point) {
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return !isNaN(point[0]) && !isNaN(point[1]);
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}
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function getValueMissingPoint(coordSys) {
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// It is error-prone to input [NaN, NaN] into polygon, polygon.
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// (probably cause problem when refreshing or animating)
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return [coordSys.cx, coordSys.cy];
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}
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module.exports = _default;
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