You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
84 lines
2.0 KiB
84 lines
2.0 KiB
3 years ago
|
import { Props as MarkerProps, useInit as useInitMarker } from "../overlay/marker/use";
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 转换为经纬度对象
|
||
|
|
* @param lnglat 经纬度
|
||
|
|
*/
|
||
|
|
export const toLngLat = (lnglat: VT.LngLat) => {
|
||
|
|
const [lng, lat] = lnglat;
|
||
|
|
return new T.LngLat(lng, lat);
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 转换为经纬度数组对象
|
||
|
|
* @param lngLats 经纬度数组
|
||
|
|
*/
|
||
|
|
export const toLngLats = (lnglats: VT.LngLats) => {
|
||
|
|
return lnglats.map(lnglat => {
|
||
|
|
const [lng, lat] = lnglat;
|
||
|
|
return new T.LngLat(lng, lat);
|
||
|
|
});
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 转换为地理范围对象
|
||
|
|
* @param bounds 地理范围数组
|
||
|
|
*/
|
||
|
|
export const toBounds = (bounds: VT.Bounds) => {
|
||
|
|
const [[lng1, lat1], [lng2, lat2]] = bounds;
|
||
|
|
return new T.LngLatBounds(new T.LngLat(lng1, lat1), new T.LngLat(lng2, lat2));
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 转换为像素坐标点对象
|
||
|
|
* @param point 像素坐标点数组
|
||
|
|
*/
|
||
|
|
export const toPoint = (point: VT.Point) => {
|
||
|
|
const [x, y] = point;
|
||
|
|
return new T.Point(x, y);
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 过滤掉对象中undefined的属性
|
||
|
|
* @param obj 对象
|
||
|
|
*/
|
||
|
|
export const objectFilter = (obj: Record<string, any>) => {
|
||
|
|
const res: Record<string, any> = {};
|
||
|
|
Object.keys(obj).forEach(key => {
|
||
|
|
if (obj[key] !== undefined) {
|
||
|
|
res[key] = obj[key];
|
||
|
|
}
|
||
|
|
});
|
||
|
|
return res;
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 转换为图标对象
|
||
|
|
* @param icon 图标配置或者图片地址
|
||
|
|
*/
|
||
|
|
export const toIcon = (icon: VT.IconOptions | string) => {
|
||
|
|
if (typeof icon === "string") {
|
||
|
|
return new T.Icon({ iconUrl: icon });
|
||
|
|
} else {
|
||
|
|
const { iconUrl, iconSize, iconAnchor } = icon;
|
||
|
|
const iconOption = {
|
||
|
|
iconUrl,
|
||
|
|
iconSize: iconSize && toPoint(iconSize),
|
||
|
|
iconAnchor: iconAnchor && toPoint(iconAnchor)
|
||
|
|
};
|
||
|
|
return new T.Icon(objectFilter(iconOption));
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 转换为点标注对象
|
||
|
|
* @param option 点标注配置
|
||
|
|
*/
|
||
|
|
export const toMarker = (option: MarkerProps) => {
|
||
|
|
const marker = useInitMarker(option);
|
||
|
|
option.icon && marker.setIcon(toIcon(option.icon));
|
||
|
|
// @ts-ignore
|
||
|
|
marker.extData = option.extData;
|
||
|
|
return marker;
|
||
|
|
};
|