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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 { __extends } from "tslib";
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import * as graphic from '../../util/graphic.js';
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import { toggleHoverEmphasis } from '../../util/states.js';
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import HeatmapLayer from './HeatmapLayer.js';
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import * as zrUtil from 'zrender/lib/core/util.js';
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import ChartView from '../../view/Chart.js';
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import { isCoordinateSystemType } from '../../coord/CoordinateSystem.js';
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import { setLabelStyle, getLabelStatesModels } from '../../label/labelStyle.js';
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function getIsInPiecewiseRange(dataExtent, pieceList, selected) {
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var dataSpan = dataExtent[1] - dataExtent[0];
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pieceList = zrUtil.map(pieceList, function (piece) {
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return {
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interval: [(piece.interval[0] - dataExtent[0]) / dataSpan, (piece.interval[1] - dataExtent[0]) / dataSpan]
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};
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});
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var len = pieceList.length;
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var lastIndex = 0;
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return function (val) {
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var i;
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// Try to find in the location of the last found
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for (i = lastIndex; i < len; i++) {
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var interval = pieceList[i].interval;
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if (interval[0] <= val && val <= interval[1]) {
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lastIndex = i;
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break;
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}
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}
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if (i === len) {
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// Not found, back interation
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for (i = lastIndex - 1; i >= 0; i--) {
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var interval = pieceList[i].interval;
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if (interval[0] <= val && val <= interval[1]) {
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lastIndex = i;
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break;
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}
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}
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}
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return i >= 0 && i < len && selected[i];
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};
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}
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function getIsInContinuousRange(dataExtent, range) {
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var dataSpan = dataExtent[1] - dataExtent[0];
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range = [(range[0] - dataExtent[0]) / dataSpan, (range[1] - dataExtent[0]) / dataSpan];
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return function (val) {
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return val >= range[0] && val <= range[1];
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};
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}
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function isGeoCoordSys(coordSys) {
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var dimensions = coordSys.dimensions;
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// Not use coordSys.type === 'geo' because coordSys maybe extended
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return dimensions[0] === 'lng' && dimensions[1] === 'lat';
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}
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var HeatmapView = /** @class */function (_super) {
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__extends(HeatmapView, _super);
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function HeatmapView() {
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var _this = _super !== null && _super.apply(this, arguments) || this;
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_this.type = HeatmapView.type;
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return _this;
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}
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HeatmapView.prototype.render = function (seriesModel, ecModel, api) {
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var visualMapOfThisSeries;
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ecModel.eachComponent('visualMap', function (visualMap) {
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visualMap.eachTargetSeries(function (targetSeries) {
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if (targetSeries === seriesModel) {
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visualMapOfThisSeries = visualMap;
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}
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});
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});
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if (process.env.NODE_ENV !== 'production') {
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if (!visualMapOfThisSeries) {
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throw new Error('Heatmap must use with visualMap');
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}
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}
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// Clear previously rendered progressive elements.
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this._progressiveEls = null;
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this.group.removeAll();
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var coordSys = seriesModel.coordinateSystem;
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if (coordSys.type === 'cartesian2d' || coordSys.type === 'calendar') {
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this._renderOnCartesianAndCalendar(seriesModel, api, 0, seriesModel.getData().count());
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} else if (isGeoCoordSys(coordSys)) {
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this._renderOnGeo(coordSys, seriesModel, visualMapOfThisSeries, api);
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}
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};
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HeatmapView.prototype.incrementalPrepareRender = function (seriesModel, ecModel, api) {
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this.group.removeAll();
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};
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HeatmapView.prototype.incrementalRender = function (params, seriesModel, ecModel, api) {
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var coordSys = seriesModel.coordinateSystem;
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if (coordSys) {
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// geo does not support incremental rendering?
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if (isGeoCoordSys(coordSys)) {
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this.render(seriesModel, ecModel, api);
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} else {
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this._progressiveEls = [];
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this._renderOnCartesianAndCalendar(seriesModel, api, params.start, params.end, true);
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}
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}
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};
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HeatmapView.prototype.eachRendered = function (cb) {
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graphic.traverseElements(this._progressiveEls || this.group, cb);
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};
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HeatmapView.prototype._renderOnCartesianAndCalendar = function (seriesModel, api, start, end, incremental) {
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var coordSys = seriesModel.coordinateSystem;
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var isCartesian2d = isCoordinateSystemType(coordSys, 'cartesian2d');
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var width;
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var height;
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var xAxisExtent;
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var yAxisExtent;
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if (isCartesian2d) {
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var xAxis = coordSys.getAxis('x');
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var yAxis = coordSys.getAxis('y');
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if (process.env.NODE_ENV !== 'production') {
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if (!(xAxis.type === 'category' && yAxis.type === 'category')) {
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throw new Error('Heatmap on cartesian must have two category axes');
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}
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if (!(xAxis.onBand && yAxis.onBand)) {
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throw new Error('Heatmap on cartesian must have two axes with boundaryGap true');
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}
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}
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// add 0.5px to avoid the gaps
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width = xAxis.getBandWidth() + .5;
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height = yAxis.getBandWidth() + .5;
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xAxisExtent = xAxis.scale.getExtent();
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yAxisExtent = yAxis.scale.getExtent();
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}
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var group = this.group;
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var data = seriesModel.getData();
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var emphasisStyle = seriesModel.getModel(['emphasis', 'itemStyle']).getItemStyle();
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var blurStyle = seriesModel.getModel(['blur', 'itemStyle']).getItemStyle();
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var selectStyle = seriesModel.getModel(['select', 'itemStyle']).getItemStyle();
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var borderRadius = seriesModel.get(['itemStyle', 'borderRadius']);
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var labelStatesModels = getLabelStatesModels(seriesModel);
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var emphasisModel = seriesModel.getModel('emphasis');
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var focus = emphasisModel.get('focus');
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var blurScope = emphasisModel.get('blurScope');
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var emphasisDisabled = emphasisModel.get('disabled');
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var dataDims = isCartesian2d ? [data.mapDimension('x'), data.mapDimension('y'), data.mapDimension('value')] : [data.mapDimension('time'), data.mapDimension('value')];
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for (var idx = start; idx < end; idx++) {
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var rect = void 0;
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var style = data.getItemVisual(idx, 'style');
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if (isCartesian2d) {
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var dataDimX = data.get(dataDims[0], idx);
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var dataDimY = data.get(dataDims[1], idx);
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// Ignore empty data and out of extent data
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if (isNaN(data.get(dataDims[2], idx)) || isNaN(dataDimX) || isNaN(dataDimY) || dataDimX < xAxisExtent[0] || dataDimX > xAxisExtent[1] || dataDimY < yAxisExtent[0] || dataDimY > yAxisExtent[1]) {
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continue;
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}
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var point = coordSys.dataToPoint([dataDimX, dataDimY]);
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rect = new graphic.Rect({
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shape: {
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x: point[0] - width / 2,
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y: point[1] - height / 2,
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width: width,
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height: height
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},
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style: style
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});
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} else {
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// Ignore empty data
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if (isNaN(data.get(dataDims[1], idx))) {
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continue;
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}
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rect = new graphic.Rect({
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z2: 1,
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shape: coordSys.dataToRect([data.get(dataDims[0], idx)]).contentShape,
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style: style
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});
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}
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// Optimization for large dataset
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if (data.hasItemOption) {
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var itemModel = data.getItemModel(idx);
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var emphasisModel_1 = itemModel.getModel('emphasis');
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emphasisStyle = emphasisModel_1.getModel('itemStyle').getItemStyle();
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blurStyle = itemModel.getModel(['blur', 'itemStyle']).getItemStyle();
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selectStyle = itemModel.getModel(['select', 'itemStyle']).getItemStyle();
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// Each item value struct in the data would be firstly
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// {
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// itemStyle: { borderRadius: [30, 30] },
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// value: [2022, 02, 22]
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// }
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borderRadius = itemModel.get(['itemStyle', 'borderRadius']);
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focus = emphasisModel_1.get('focus');
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blurScope = emphasisModel_1.get('blurScope');
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emphasisDisabled = emphasisModel_1.get('disabled');
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labelStatesModels = getLabelStatesModels(itemModel);
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}
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rect.shape.r = borderRadius;
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var rawValue = seriesModel.getRawValue(idx);
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var defaultText = '-';
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if (rawValue && rawValue[2] != null) {
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defaultText = rawValue[2] + '';
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}
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setLabelStyle(rect, labelStatesModels, {
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labelFetcher: seriesModel,
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labelDataIndex: idx,
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defaultOpacity: style.opacity,
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defaultText: defaultText
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});
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rect.ensureState('emphasis').style = emphasisStyle;
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rect.ensureState('blur').style = blurStyle;
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rect.ensureState('select').style = selectStyle;
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toggleHoverEmphasis(rect, focus, blurScope, emphasisDisabled);
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rect.incremental = incremental;
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// PENDING
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if (incremental) {
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// Rect must use hover layer if it's incremental.
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rect.states.emphasis.hoverLayer = true;
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}
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group.add(rect);
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data.setItemGraphicEl(idx, rect);
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if (this._progressiveEls) {
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this._progressiveEls.push(rect);
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}
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}
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};
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HeatmapView.prototype._renderOnGeo = function (geo, seriesModel, visualMapModel, api) {
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var inRangeVisuals = visualMapModel.targetVisuals.inRange;
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var outOfRangeVisuals = visualMapModel.targetVisuals.outOfRange;
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// if (!visualMapping) {
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// throw new Error('Data range must have color visuals');
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// }
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var data = seriesModel.getData();
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var hmLayer = this._hmLayer || this._hmLayer || new HeatmapLayer();
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hmLayer.blurSize = seriesModel.get('blurSize');
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hmLayer.pointSize = seriesModel.get('pointSize');
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hmLayer.minOpacity = seriesModel.get('minOpacity');
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hmLayer.maxOpacity = seriesModel.get('maxOpacity');
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var rect = geo.getViewRect().clone();
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var roamTransform = geo.getRoamTransform();
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rect.applyTransform(roamTransform);
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// Clamp on viewport
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var x = Math.max(rect.x, 0);
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var y = Math.max(rect.y, 0);
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var x2 = Math.min(rect.width + rect.x, api.getWidth());
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var y2 = Math.min(rect.height + rect.y, api.getHeight());
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var width = x2 - x;
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var height = y2 - y;
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var dims = [data.mapDimension('lng'), data.mapDimension('lat'), data.mapDimension('value')];
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var points = data.mapArray(dims, function (lng, lat, value) {
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var pt = geo.dataToPoint([lng, lat]);
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pt[0] -= x;
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pt[1] -= y;
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pt.push(value);
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return pt;
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});
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var dataExtent = visualMapModel.getExtent();
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var isInRange = visualMapModel.type === 'visualMap.continuous' ? getIsInContinuousRange(dataExtent, visualMapModel.option.range) : getIsInPiecewiseRange(dataExtent, visualMapModel.getPieceList(), visualMapModel.option.selected);
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hmLayer.update(points, width, height, inRangeVisuals.color.getNormalizer(), {
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inRange: inRangeVisuals.color.getColorMapper(),
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outOfRange: outOfRangeVisuals.color.getColorMapper()
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}, isInRange);
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var img = new graphic.Image({
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style: {
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width: width,
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height: height,
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x: x,
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y: y,
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image: hmLayer.canvas
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},
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silent: true
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});
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this.group.add(img);
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};
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HeatmapView.type = 'heatmap';
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return HeatmapView;
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}(ChartView);
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export default HeatmapView;
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