#ifndef GEOCOMPUTATION_H
#define GEOCOMPUTATION_H

#include "qpoint.h"
#include <QVector>
#include "Map/UGMap.h"
#include "Geometry/UGGeoLine.h"
#include "Geometry3D/UGGeoLine3D.h"
#include "geospatialanalysis.h"

using namespace UGC;

class GeoComputation
{
public:
    GeoComputation();

    //计算两点间球面距离
    double getSphericalDistance(double lon1, double lat1,double lon2, double lat2);

    //根据起始点、距离、方向角计算目标点坐标
    QPointF getDestinationPoint(double lon1, double lat1, double bearing, double dist);

    QPointF computeOffsetGeoPosition(double lon1, double lat1, double bearing, double dist);

    UGPoint2D DPtoMP(UGMap* pMap, const QPoint &point); //显示坐标转地图坐标

    //获取几何对象长度
    double getGeometryLength(UGGeometry* geometry);
    //计算高度余量
    void getAlititudeDiff(UGGeoLine3D line3D,UGDatasetRasterPtr dem,QVector<double>& x_dist,QVector<double>& z_diff);

private:
    GeoSpatialAnalysis geoAnalysisMag;
};

#endif // GEOCOMPUTATION_H