mirror of
https://github.com/qgis/QGIS.git
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116 lines
4.1 KiB
Plaintext
116 lines
4.1 KiB
Plaintext
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struct QgsVertexId
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{
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%TypeHeaderCode
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#include <qgsabstractgeometryv2.h>
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%End
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enum VertexType
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{
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SegmentVertex, //start / endpoint of a segment
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CurveVertex
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};
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QgsVertexId();
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QgsVertexId( int _part, int _ring, int _vertex, VertexType _type );
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bool isValid() const;
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int part;
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int ring;
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int vertex;
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VertexType type;
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};
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class QgsAbstractGeometryV2
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{
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%TypeHeaderCode
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#include <qgsabstractgeometryv2.h>
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#include <qgslinestringv2.h>
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%End
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%ConvertToSubClassCode
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if (dynamic_cast<QgsPointV2*>(sipCpp) != NULL)
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sipClass = sipClass_QgsPointV2;
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else if (dynamic_cast<QgsLineStringV2*>(sipCpp) != NULL )
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sipClass = sipClass_QgsLineStringV2;
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else if (dynamic_cast<QgsCircularStringV2*>(sipCpp) != NULL )
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sipClass = sipClass_QgsCircularStringV2;
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else if (dynamic_cast<QgsCompoundCurveV2*>(sipCpp) != NULL )
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sipClass = sipClass_QgsCompoundCurveV2;
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else if (dynamic_cast<QgsPolygonV2*>(sipCpp) != NULL )
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sipClass = sipClass_QgsPolygonV2;
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else if (dynamic_cast<QgsCurvePolygonV2*>(sipCpp) != NULL )
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sipClass = sipClass_QgsCurvePolygonV2;
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else if (dynamic_cast<QgsMultiPointV2*>(sipCpp) != NULL )
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sipClass = sipClass_QgsMultiPointV2;
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else if (dynamic_cast<QgsLineStringV2*>(sipCpp) != NULL )
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sipClass = sipClass_QgsLineStringV2;
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else if (dynamic_cast<QgsMultiPolygonV2*>(sipCpp) != NULL )
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sipClass = sipClass_QgsMultiPolygonV2;
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else if (dynamic_cast<QgsMultiSurfaceV2*>(sipCpp) != NULL )
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sipClass = sipClass_QgsMultiSurfaceV2;
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else if (dynamic_cast<QgsMultiCurveV2*>(sipCpp) != NULL )
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sipClass = sipClass_QgsMultiCurveV2;
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else
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sipClass = 0;
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%End
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public:
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QgsAbstractGeometryV2();
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virtual ~QgsAbstractGeometryV2();
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QgsAbstractGeometryV2( const QgsAbstractGeometryV2& geom );
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//virtual QgsAbstractGeometryV2& operator=( const QgsAbstractGeometryV2& geom );
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virtual QgsAbstractGeometryV2* clone() const = 0;
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virtual void clear() = 0;
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QgsRectangle boundingBox() const;
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//mm-sql interface
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virtual int dimension() const = 0;
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//virtual int coordDim() const { return mCoordDimension; }
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virtual QString geometryType() const = 0;
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QgsWKBTypes::Type wkbType() const;
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QString wktTypeStr() const;
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bool is3D() const;
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bool isMeasure() const;
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//import
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virtual bool fromWkb( const unsigned char * wkb ) = 0;
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virtual bool fromWkt( const QString& wkt ) = 0;
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//export
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virtual int wkbSize() const = 0;
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virtual unsigned char* asWkb( int& binarySize ) const = 0;
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virtual QString asWkt( int precision = 17 ) const = 0;
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virtual QDomElement asGML2( QDomDocument& doc, int precision = 17, const QString& ns = "gml" ) const = 0;
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virtual QDomElement asGML3( QDomDocument& doc, int precision = 17, const QString& ns = "gml" ) const = 0;
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virtual QString asJSON( int precision = 17 ) const = 0;
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virtual QgsRectangle calculateBoundingBox() const;
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//render pipeline
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virtual void transform( const QgsCoordinateTransform& ct ) = 0;
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virtual void transform( const QTransform& t ) = 0;
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virtual void clip( const QgsRectangle& rect );
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virtual void draw( QPainter& p ) const = 0;
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/**Returns next vertex id and coordinates
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@return false if at end*/
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virtual bool nextVertex( QgsVertexId& id, QgsPointV2& vertex ) const = 0;
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virtual void coordinateSequence( QList< QList< QList< QgsPointV2 > > >& coord /Out/ ) const = 0;
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int nCoordinates() const;
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QgsPointV2 vertexAt( const QgsVertexId& id ) const;
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virtual double closestSegment( const QgsPointV2& pt, QgsPointV2& segmentPt, QgsVertexId& vertexAfter, bool* leftOf, double epsilon ) const = 0;
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//low-level editing
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virtual bool insertVertex( const QgsVertexId& position, const QgsPointV2& vertex ) = 0;
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virtual bool moveVertex( const QgsVertexId& position, const QgsPointV2& newPos ) = 0;
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virtual bool deleteVertex( const QgsVertexId& position ) = 0;
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/**Length for linear geometries,perimeter for area geometries*/
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virtual double length() const;
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virtual double area() const;
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};
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