Bindings: wrapped QgsDistanceArea

git-svn-id: http://svn.osgeo.org/qgis/trunk@6732 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: wonder

python/core/core.sip

@@ -14,6 +14,7 @@
 %Include qgscoordinatetransform.sip
 %Include qgsdataprovider.sip
 %Include qgsdatasourceuri.sip
+%Include qgsdistancearea.sip
 %Include qgsfeature.sip
 %Include qgsfeatureattribute.sip
 %Include qgsfield.sip

python/core/qgsdistancearea.sip

@@ -0,0 +1,60 @@
+
+class QgsDistanceArea
+{
+%TypeHeaderCode
+#include <qgsdistancearea.h>
+%End
+
+  public:
+
+    //! Constructor
+    QgsDistanceArea();
+    
+    //! Destructor
+    ~QgsDistanceArea();
+    
+    //! sets whether coordinates must be projected to ellipsoid before measuring
+    void setProjectionsEnabled(bool flag);
+
+    //! returns projections enabled flag
+    bool projectionsEnabled();
+    
+    //! sets source spatial reference system (by QGIS SRS)
+    void setSourceSRS(long srsid);
+    
+    //! returns source spatial reference system
+    long sourceSRS();
+    //! What sort of coordinate system is being used?
+    bool geographic();
+
+    //! sets ellipsoid by its acronym
+    bool setEllipsoid(const QString& ellipsoid);
+    
+    //! returns ellipsoid's acronym
+    const QString& ellipsoid();
+    
+    //! returns ellipsoid's semi major axis
+    double ellipsoidSemiMajor();
+    //! returns ellipsoid's semi minor axis
+    double ellipsoidSemiMinor();
+    //! returns ellipsoid's inverse flattening
+    double ellipsoidInvFlattening();
+    
+    //! general measurement (line distance or polygon area)
+    double measure(QgsGeometry* geometry);
+    
+    //! measures line with more segments
+    // TODO wrap double measureLine(const std::vector<QgsPoint>& points);
+    
+    //! measures line with one segment
+    double measureLine(const QgsPoint& p1, const QgsPoint& p2);
+    
+    //! measures polygon area
+    // TODO wrap double measurePolygon(const std::vector<QgsPoint>& points);
+    
+    //! compute bearing - in radians
+    double getBearing(const QgsPoint& p1, const QgsPoint& p2);
+
+    static QString textUnit(double value, int decimals, QGis::units u, bool isArea);    
+
+};