/*
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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 * as zrUtil from 'zrender/src/core/util';
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import * as modelUtil from '../../util/model';
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import GlobalModel from '../../model/Global';
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import Element from 'zrender/src/Element';
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import { Payload } from '../../util/types';
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/**
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* @param finder contains {seriesIndex, dataIndex, dataIndexInside}
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* @param ecModel
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* @return {point: [x, y], el: ...} point Will not be null.
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*/
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export default function findPointFromSeries(finder: {
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seriesIndex?: number
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dataIndex?: number | number[]
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dataIndexInside?: number | number[]
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name?: string | string[]
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isStacked?: boolean
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}, ecModel: GlobalModel): {
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point: number[]
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el?: Element
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} {
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let point: number[] = [];
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const seriesIndex = finder.seriesIndex;
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let seriesModel;
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if (seriesIndex == null || !(
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seriesModel = ecModel.getSeriesByIndex(seriesIndex)
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)) {
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return {
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point: []
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};
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}
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const data = seriesModel.getData();
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const dataIndex = modelUtil.queryDataIndex(data, finder as Payload);
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if (dataIndex == null || dataIndex < 0 || zrUtil.isArray(dataIndex)) {
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return {point: []};
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}
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const el = data.getItemGraphicEl(dataIndex);
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const coordSys = seriesModel.coordinateSystem;
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if (seriesModel.getTooltipPosition) {
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point = seriesModel.getTooltipPosition(dataIndex) || [];
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}
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else if (coordSys && coordSys.dataToPoint) {
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if (finder.isStacked) {
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const baseAxis = coordSys.getBaseAxis();
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const valueAxis = coordSys.getOtherAxis(baseAxis as any);
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const valueAxisDim = valueAxis.dim;
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const baseAxisDim = baseAxis.dim;
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const baseDataOffset = valueAxisDim === 'x' || valueAxisDim === 'radius' ? 1 : 0;
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const baseDim = data.mapDimension(baseAxisDim);
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const stackedData = [];
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stackedData[baseDataOffset] = data.get(baseDim, dataIndex);
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stackedData[1 - baseDataOffset] = data.get(data.getCalculationInfo('stackResultDimension'), dataIndex);
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point = coordSys.dataToPoint(stackedData) || [];
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}
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else {
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point = coordSys.dataToPoint(
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data.getValues(
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zrUtil.map(coordSys.dimensions, function (dim) {
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return data.mapDimension(dim);
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}), dataIndex
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)
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) || [];
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}
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}
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else if (el) {
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// Use graphic bounding rect
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const rect = el.getBoundingRect().clone();
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rect.applyTransform(el.transform);
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point = [
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rect.x + rect.width / 2,
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rect.y + rect.height / 2
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];
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}
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return {point: point, el: el};
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}
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