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{"ast":null,"code":"import \"core-js/modules/es.array.fill.js\";\nimport \"core-js/modules/es.object.to-string.js\";\nimport \"core-js/modules/es.typed-array.uint8-clamped-array.js\";\nimport \"core-js/modules/es.typed-array.at.js\";\nimport \"core-js/modules/es.typed-array.copy-within.js\";\nimport \"core-js/modules/es.typed-array.every.js\";\nimport \"core-js/modules/es.typed-array.fill.js\";\nimport \"core-js/modules/es.typed-array.filter.js\";\nimport \"core-js/modules/es.typed-array.find.js\";\nimport \"core-js/modules/es.typed-array.find-index.js\";\nimport \"core-js/modules/es.typed-array.for-each.js\";\nimport \"core-js/modules/es.typed-array.includes.js\";\nimport \"core-js/modules/es.typed-array.index-of.js\";\nimport \"core-js/modules/es.typed-array.iterator.js\";\nimport \"core-js/modules/es.typed-array.join.js\";\nimport \"core-js/modules/es.typed-array.last-index-of.js\";\nimport \"core-js/modules/es.typed-array.map.js\";\nimport \"core-js/modules/es.typed-array.reduce.js\";\nimport \"core-js/modules/es.typed-array.reduce-right.js\";\nimport \"core-js/modules/es.typed-array.reverse.js\";\nimport \"core-js/modules/es.typed-array.set.js\";\nimport \"core-js/modules/es.typed-array.slice.js\";\nimport \"core-js/modules/es.typed-array.some.js\";\nimport \"core-js/modules/es.typed-array.sort.js\";\nimport \"core-js/modules/es.typed-array.subarray.js\";\nimport \"core-js/modules/es.typed-array.to-locale-string.js\";\nimport \"core-js/modules/es.typed-array.to-string.js\";\n\n/*\n* Licensed to the Apache Software Foundation (ASF) under one\n* or more contributor license agreements. See the NOTICE file\n* distributed with this work for additional information\n* regarding copyright ownership. The ASF licenses this file\n* to you under the Apache License, Version 2.0 (the\n* \"License\"); you may not use this file except in compliance\n* with the License. You may obtain a copy of the License at\n*\n* http://www.apache.org/licenses/LICENSE-2.0\n*\n* Unless required by applicable law or agreed to in writing,\n* software distributed under the License is distributed on an\n* \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY\n* KIND, either express or implied. See the License for the\n* specific language governing permissions and limitations\n* under the License.\n*/\n\n/**\n * AUTO-GENERATED FILE. DO NOT MODIFY.\n */\n\n/*\n* Licensed to the Apache Software Foundation (ASF) under one\n* or more contributor license agreements. See the NOTICE file\n* distributed with this work for additional information\n* regarding copyright ownership. The ASF licenses this file\n* to you under the Apache License, Version 2.0 (the\n* \"License\"); you may not use this file except in compliance\n* with the License. You may obtain a copy of the License at\n*\n* http://www.apache.org/licenses/LICENSE-2.0\n*\n* Unless required by applicable law or agreed to in writing,\n* software distributed under the License is distributed on an\n* \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY\n* KIND, either express or implied. See the License for the\n* specific language governing permissions and limitations\n* under the License.\n*/\n\n/* global Uint8ClampedArray */\nimport { platformApi } from 'zrender/lib/core/platform.js';\nvar GRADIENT_LEVELS = 256;\n\nvar HeatmapLayer =\n/** @class */\nfunction () {\n function HeatmapLayer() {\n this.blurSize = 30;\n this.pointSize = 20;\n this.maxOpacity = 1;\n this.minOpacity = 0;\n this._gradientPixels = {\n inRange: null,\n outOfRange: null\n };\n var canvas = platformApi.createCanvas();\n this.canvas = canvas;\n }\n /**\n * Renders Heatmap and returns the rendered canvas\n * @param data array of data, each has x, y, value\n * @param width canvas width\n * @param height canvas height\n */\n\n\n HeatmapLayer.prototype.update = function (data, width, height, normalize, colorFunc, isInRange) {\n var brush = this._getBrush();\n\n var gradientInRange = this._getGradient(colorFunc, 'inRange');\n\n var gradientOutOfRange = this._getG
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