dataColor.js
3.06 KB
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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.
*/
// Pick color from palette for each data item.
// Applicable for charts that require applying color palette
// in data level (like pie, funnel, chord).
import {createHashMap} from 'zrender/src/core/util';
export default function (seriesType) {
return {
getTargetSeries: function (ecModel) {
// Pie and funnel may use diferrent scope
var paletteScope = {};
var seiresModelMap = createHashMap();
ecModel.eachSeriesByType(seriesType, function (seriesModel) {
seriesModel.__paletteScope = paletteScope;
seiresModelMap.set(seriesModel.uid, seriesModel);
});
return seiresModelMap;
},
reset: function (seriesModel, ecModel) {
var dataAll = seriesModel.getRawData();
var idxMap = {};
var data = seriesModel.getData();
data.each(function (idx) {
var rawIdx = data.getRawIndex(idx);
idxMap[rawIdx] = idx;
});
dataAll.each(function (rawIdx) {
var filteredIdx = idxMap[rawIdx];
// If series.itemStyle.normal.color is a function. itemVisual may be encoded
var singleDataColor = filteredIdx != null
&& data.getItemVisual(filteredIdx, 'color', true);
if (!singleDataColor) {
// FIXME Performance
var itemModel = dataAll.getItemModel(rawIdx);
var color = itemModel.get('itemStyle.color')
|| seriesModel.getColorFromPalette(
dataAll.getName(rawIdx) || (rawIdx + ''), seriesModel.__paletteScope,
dataAll.count()
);
// Legend may use the visual info in data before processed
dataAll.setItemVisual(rawIdx, 'color', color);
// Data is not filtered
if (filteredIdx != null) {
data.setItemVisual(filteredIdx, 'color', color);
}
}
else {
// Set data all color for legend
dataAll.setItemVisual(rawIdx, 'color', singleDataColor);
}
});
}
};
}