/*
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* @Author: GuLiMmo 2820890765@qq.com
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* @Date: 2024-05-11 09:18:29
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* @LastEditors: shuishen 1109946754@qq.com
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* @LastEditTime: 2024-11-27 11:19:55
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* @FilePath: \bigScreen\src\pages\layout\components\scomponents\cesium\AmapMercatorTilingScheme\index.js
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* @Description: 高德地图纠偏
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* Copyright (c) 2024 by GuLiMmo, All Rights Reserved.
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*/
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const {
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WebMercatorProjection,
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WebMercatorTilingScheme,
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Math,
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Cartographic,
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Cartesian2,
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} = DC.__namespace.Cesium
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// window.DC.getLib('Cesium')
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import CoordTransform from './CoordTransform'
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class AmapMercatorTilingScheme extends WebMercatorTilingScheme {
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constructor() {
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super()
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let projection = new WebMercatorProjection()
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this._projection.project = function (cartographic, result) {
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result = CoordTransform.WGS84ToGCJ02(
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Math.toDegrees(cartographic.longitude),
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Math.toDegrees(cartographic.latitude),
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)
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result = projection.project(
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new Cartographic(
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Math.toRadians(result[0]),
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Math.toRadians(result[1]),
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),
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)
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return new Cartesian2(result.x, result.y)
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}
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this._projection.unproject = function (cartesian, result) {
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let cartographic = projection.unproject(cartesian)
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result = CoordTransform.GCJ02ToWGS84(
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Math.toDegrees(cartographic.longitude),
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Math.toDegrees(cartographic.latitude),
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)
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return new Cartographic(
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Math.toRadians(result[0]),
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Math.toRadians(result[1]),
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)
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}
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}
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}
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export default AmapMercatorTilingScheme
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