wzy-warehouse
65 lines
2.2 KiB
TypeScript
65 lines
2.2 KiB
TypeScript
import type { Point } from "@/types/base/Point";
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import type { PrimitiveOptions } from "@/types/cesium/PrimitiveOptions";
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import { CesiumUtilsSingleton } from "@/utils/cesium/CesiumUtils";
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import { Cartesian3, HorizontalOrigin, NearFarScalar, VerticalOrigin } from "cesium";
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import config from '@/config/config.json'
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/**
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* 公共批量处理点钩子函数
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*/
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export const usePointsHandle = () => {
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/**
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* 添加点
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* @param points - 点数据
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* @param getDisasterIcon - 获取灾害图标的函数
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* @returns 点的ID列表
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*/
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function addPoints(points: Point[], getDisasterIcon: (disasterType: string) => string): string[] {
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// 设置加载配置
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const options: PrimitiveOptions[] = [];
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// 存放id
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const ids: string[] = [];
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points.forEach(point => {
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try {
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if (point.lon === undefined || point.lat === undefined || point.disasterType === undefined) {
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throw new Error(`点位数据缺少经纬度或者灾害类型:${point.id}`);
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}
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// 将经纬度转换为笛卡尔坐标
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const position = Cartesian3.fromDegrees(point.lon, point.lat, 0);
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const id = `${config.prefix.hiddenDangerPointId}${point.id}`
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ids.push(id)
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options.push({
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id: id,
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type: 'billboard',
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positions: [position],
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image: getDisasterIcon(point.disasterType),
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scale: 0.8,
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width: 40,
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isDefault: false,
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scaleByDistance: new NearFarScalar(500, 1, 5e5, 0.3),
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customProperties: {
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verticalOrigin: VerticalOrigin.BOTTOM,
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horizontalOrigin: HorizontalOrigin.CENTER,
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height: 40
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},
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});
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} catch (error) {
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throw new Error(`处理点位失败:${point.id}`);
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}
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})
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// 批量创建图层
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CesiumUtilsSingleton.addPrimitivesBatch(options);
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return ids
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}
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return { addPoints}
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} |