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SHPFileHelper.h
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36 lines (28 loc) · 1.28 KB
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/****************************************************************************
*
* (c) 2009-2020 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
*
* QGroundControl is licensed according to the terms in the file
* COPYING.md in the root of the source code directory.
*
****************************************************************************/
#pragma once
#include <QObject>
#include <QList>
#include <QGeoCoordinate>
#include <QScopedPointer>
#include "ShapeFileHelper.h"
#include "shapefil.h"
/// The QGCMapPolygon class provides a polygon which can be displayed on a map using a map visuals control.
/// It maintains a representation of the polygon on QVariantList and QmlObjectListModel format.
class SHPFileHelper : public QObject
{
Q_OBJECT
public:
static ShapeFileHelper::ShapeType determineShapeType(const QString& shpFile, QString& errorString);
static bool loadPolygonFromFile(const QString& shpFile, QList<QGeoCoordinate>& vertices, QString& errorString);
private:
static bool _validateSHPFiles(const QString& shpFile, int* utmZone, bool* utmSouthernHemisphere, QString& errorString);
static SHPHandle _loadShape(const QString& shpFile, int* utmZone, bool* utmSouthernHemisphere, QString& errorString);
static const char* _errorPrefix;
};