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67 lines
2.2 KiB
Plaintext
67 lines
2.2 KiB
Plaintext
%ModuleHeaderCode
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#include <qgsgraphbuilder.h>
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%End
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/**
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* \ingroup analysis
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* \class QgsGraphBuilderInterface
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* \brief Determine interface for creating a graph. Contains the settings of the graph. QgsGraphBuilder and QgsGraphDirector is a Builder pattern
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*/
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class QgsGraphBuilderInterface
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{
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%TypeHeaderCode
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#include <qgsgraphbuilderinterface.h>
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%End
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%ConvertToSubClassCode
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if ( dynamic_cast< QgsGraphBuilder* > ( sipCpp ) != NULL )
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sipType = sipType_QgsGraphBuilder;
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else
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sipType = NULL;
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%End
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public:
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/**
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* Default constructor
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* @param crs Coordinate reference system for new graph vertex
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* @param ctfEnabled enable coordinate transform from source graph CRS to CRS graph
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* @param topologyTolerance sqrt distance between source point as one graph vertex
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* @param ellipsoidID ellipsoid for edge measurement
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*/
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QgsGraphBuilderInterface( const QgsCoordinateReferenceSystem& crs, bool ctfEnabled = true, double topologyTolerance = 0.0, const QString& ellipsoidID = "WGS84" );
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//! Destructor
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virtual ~QgsGraphBuilderInterface();
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//! Returns destinaltion CRS
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QgsCoordinateReferenceSystem destinationCrs() const;
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//! Returns coordinate transformation enabled
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bool coordinateTransformationEnabled();
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//! Returns topology tolerance
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double topologyTolerance();
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//! Returns measurement tool
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QgsDistanceArea* distanceArea();
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/**
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* Add vertex to the graph
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* @param id vertex identifier
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* @param pt vertex coordinates
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* @note id and pt are redundant. You can use pt or id to identify the vertex
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*/
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virtual void addVertex( int id, const QgsPoint &pt );
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/**
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* Add edge to the graph
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* @param pt1id first vertex identificator
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* @param pt1 first vertex coordinates
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* @param pt2id second vertex identificator
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* @param pt2 second vertex coordinates
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* @param strategies optimization strategies
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* @note pt1id, pt1 and pt2id, pt2 is a redundant interface. You can use vertex coordinates or their identificators.
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*/
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virtual void addEdge( int pt1id, const QgsPoint& pt1, int pt2id, const QgsPoint& pt2, const QVector< QVariant >& strategies );
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};
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