qgscoordinateutils.h

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/***************************************************************************
                             qgscoordinateutils.h
                             --------------------
    begin                : February 2016
    copyright            : (C) 2016 by Nyall Dawson
    email                : nyall dot dawson at gmail dot com
 ***************************************************************************/
 
/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef QGSCOORDINATEUTILS_H
#define QGSCOORDINATEUTILS_H
 
#define SIP_NO_FILE
 
#include <QString>
#include <QObject>
 
#include "qgis_core.h"
 
class QgsPointXY;
class QgsCoordinateReferenceSystem;
class QgsProject;
class QgsRectangle;
 
//not stable api - I plan on reworking this when QgsCoordinateFormatter lands in 2.16
 
class CORE_EXPORT QgsCoordinateUtils
{
    Q_GADGET
 
  public:
 
    Q_INVOKABLE static int calculateCoordinatePrecision( double mapUnitsPerPixel, const QgsCoordinateReferenceSystem &mapCrs, QgsProject *project = nullptr );
 
    Q_INVOKABLE static int calculateCoordinatePrecisionForCrs( const QgsCoordinateReferenceSystem &crs, QgsProject *project = nullptr );
 
    Q_INVOKABLE static int calculateCoordinatePrecision( const QgsCoordinateReferenceSystem &crs );
 
    Q_INVOKABLE static QString formatCoordinateForProject( QgsProject *project, const QgsPointXY &point, const QgsCoordinateReferenceSystem &destCrs, int precision );
 
    Q_INVOKABLE static void formatCoordinatePartsForProject( QgsProject *project, const QgsPointXY &point, const QgsCoordinateReferenceSystem &destCrs, int precision, QString &x, QString &y );
 
    Q_INVOKABLE static QString formatExtentForProject( QgsProject *project, const QgsRectangle &extent, const QgsCoordinateReferenceSystem &destCrs, int precision );
 
    Q_INVOKABLE static double dmsToDecimal( const QString &string, bool *ok = nullptr, bool *isEasting = nullptr );
 
    Q_INVOKABLE static double degreeToDecimal( const QString &string, bool *ok = nullptr, bool *isEasting = nullptr );
 
};
 
 
 
#endif //QGSCOORDINATEUTILS_H