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| QgsPolygon () SIP_HOLDGIL |
| Constructor for an empty polygon geometry. More...
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| QgsPolygon (QgsLineString *exterior, const QList< QgsLineString * > &rings=QList< QgsLineString * >()) SIP_HOLDGIL |
| Constructor for QgsPolygon, with the specified exterior ring and interior rings. More...
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void | addInteriorRing (QgsCurve *ring) override |
| Adds an interior ring to the geometry (takes ownership) More...
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QByteArray | asWkb (QgsAbstractGeometry::WkbFlags flags=QgsAbstractGeometry::WkbFlags()) const override |
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QgsAbstractGeometry * | boundary () const override |
| Returns the closure of the combinatorial boundary of the geometry (ie the topological boundary of the geometry). More...
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void | clear () override |
| Clears the geometry, ie reset it to a null geometry. More...
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QgsPolygon * | clone () const override |
| Clones the geometry by performing a deep copy. More...
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QgsPolygon * | createEmptyWithSameType () const override |
| Creates a new geometry with the same class and same WKB type as the original and transfers ownership. More...
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bool | fromWkb (QgsConstWkbPtr &wkb) override |
| Sets the geometry from a WKB string. More...
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QString | geometryType () const override SIP_HOLDGIL |
| Returns a unique string representing the geometry type. More...
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double | pointDistanceToBoundary (double x, double y) const |
| Returns the distance from a point to the boundary of the polygon (either the exterior ring or any closer interior rings). More...
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void | setExteriorRing (QgsCurve *ring) override |
| Sets the exterior ring of the polygon. More...
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QgsPolygon * | surfaceToPolygon () const override |
| Gets a polygon representation of this surface. More...
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QgsCurvePolygon * | toCurveType () const override |
| Returns the geometry converted to the more generic curve type QgsCurvePolygon. More...
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int | wkbSize (QgsAbstractGeometry::WkbFlags flags=QgsAbstractGeometry::WkbFlags()) const override |
| Returns the length of the QByteArray returned by asWkb() More...
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| QgsCurvePolygon () |
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| QgsCurvePolygon (const QgsCurvePolygon &p) |
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| ~QgsCurvePolygon () override |
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virtual void | addInteriorRing (QgsCurve *ring) |
| Adds an interior ring to the geometry (takes ownership) More...
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bool | addMValue (double mValue=0) override |
| Adds a measure to the geometry, initialized to a preset value. More...
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bool | addZValue (double zValue=0) override |
| Adds a z-dimension to the geometry, initialized to a preset value. More...
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void | adjacentVertices (QgsVertexId vertex, QgsVertexId &previousVertex, QgsVertexId &nextVertex) const override |
| Returns the vertices adjacent to a specified vertex within a geometry. More...
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double | area () const override SIP_HOLDGIL |
| Returns the planar, 2-dimensional area of the geometry. More...
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QDomElement | asGml2 (QDomDocument &doc, int precision=17, const QString &ns="gml", QgsAbstractGeometry::AxisOrder axisOrder=QgsAbstractGeometry::AxisOrder::XY) const override |
| Returns a GML2 representation of the geometry. More...
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QDomElement | asGml3 (QDomDocument &doc, int precision=17, const QString &ns="gml", QgsAbstractGeometry::AxisOrder axisOrder=QgsAbstractGeometry::AxisOrder::XY) const override |
| Returns a GML3 representation of the geometry. More...
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json | asJsonObject (int precision=17) const override |
| Returns a json object representation of the geometry. More...
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QString | asKml (int precision=17) const override |
| Returns a KML representation of the geometry. More...
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QPainterPath | asQPainterPath () const override |
| Returns the geometry represented as a QPainterPath. More...
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QByteArray | asWkb (QgsAbstractGeometry::WkbFlags flags=QgsAbstractGeometry::WkbFlags()) const override |
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QString | asWkt (int precision=17) const override |
| Returns a WKT representation of the geometry. More...
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QgsAbstractGeometry * | boundary () const override |
| Returns the closure of the combinatorial boundary of the geometry (ie the topological boundary of the geometry). More...
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bool | boundingBoxIntersects (const QgsRectangle &rectangle) const override SIP_HOLDGIL |
| Returns true if the bounding box of this geometry intersects with a rectangle. More...
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void | clear () override |
| Clears the geometry, ie reset it to a null geometry. More...
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QgsCurvePolygon * | clone () const override |
| Clones the geometry by performing a deep copy. More...
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double | closestSegment (const QgsPoint &pt, QgsPoint &segmentPt, QgsVertexId &vertexAfter, int *leftOf=nullptr, double epsilon=4 *std::numeric_limits< double >::epsilon()) const override |
| Searches for the closest segment of the geometry to a given point. More...
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QgsCoordinateSequence | coordinateSequence () const override |
| Retrieves the sequence of geometries, rings and nodes. More...
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QgsCurvePolygon * | createEmptyWithSameType () const override |
| Creates a new geometry with the same class and same WKB type as the original and transfers ownership. More...
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bool | deleteVertex (QgsVertexId position) override |
| Deletes a vertex within the geometry. More...
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int | dimension () const override SIP_HOLDGIL |
| Returns the inherent dimension of the geometry. More...
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void | draw (QPainter &p) const override |
| Draws the geometry using the specified QPainter. More...
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bool | dropMValue () override |
| Drops any measure values which exist in the geometry. More...
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bool | dropZValue () override |
| Drops any z-dimensions which exist in the geometry. More...
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QgsCurve * | exteriorRing () |
| Returns a non-const pointer to the curve polygon's exterior ring. More...
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const QgsCurve * | exteriorRing () const SIP_HOLDGIL |
| Returns the curve polygon's exterior ring. More...
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void | filterVertices (const std::function< bool(const QgsPoint &) > &filter) override |
| Filters the vertices from the geometry in place, removing any which do not return true for the filter function check. More...
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void | forceClockwise () |
| Forces the polygon to respect the exterior ring is clockwise, interior rings are counter-clockwise convention. More...
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void | forceCounterClockwise () |
| Forces the polygon to respect the exterior ring is counter-clockwise, interior rings are clockwise convention. More...
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void | forceRHR () |
| Forces the geometry to respect the Right-Hand-Rule, in which the area that is bounded by the polygon is to the right of the boundary. More...
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bool | fromWkb (QgsConstWkbPtr &wkb) override |
| Sets the geometry from a WKB string. More...
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bool | fromWkt (const QString &wkt) override |
| Sets the geometry from a WKT string. More...
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QString | geometryType () const override SIP_HOLDGIL |
| Returns a unique string representing the geometry type. More...
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bool | hasCurvedSegments () const override |
| Returns true if the geometry contains curved segments. More...
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bool | insertVertex (QgsVertexId position, const QgsPoint &vertex) override |
| Inserts a vertex into the geometry. More...
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QgsCurve * | interiorRing (int i) |
| Retrieves an interior ring from the curve polygon. More...
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const QgsCurve * | interiorRing (int i) const SIP_HOLDGIL |
| Retrieves an interior ring from the curve polygon. More...
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bool | isEmpty () const override SIP_HOLDGIL |
| Returns true if the geometry is empty. More...
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bool | moveVertex (QgsVertexId position, const QgsPoint &newPos) override |
| Moves a vertex within the geometry. More...
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int | nCoordinates () const override |
| Returns the number of nodes contained in the geometry. More...
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bool | nextVertex (QgsVertexId &id, QgsPoint &vertex) const override |
| Returns next vertex id and coordinates. More...
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void | normalize () final SIP_HOLDGIL |
| Reorganizes the geometry into a normalized form (or "canonical" form). More...
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int | numInteriorRings () const SIP_HOLDGIL |
| Returns the number of interior rings contained with the curve polygon. More...
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bool | operator!= (const QgsAbstractGeometry &other) const override |
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QgsCurvePolygon & | operator= (const QgsCurvePolygon &p) |
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bool | operator== (const QgsAbstractGeometry &other) const override |
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int | partCount () const override SIP_HOLDGIL |
| Returns count of parts contained in the geometry. More...
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double | perimeter () const override SIP_HOLDGIL |
| Returns the planar, 2-dimensional perimeter of the geometry. More...
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bool | removeDuplicateNodes (double epsilon=4 *std::numeric_limits< double >::epsilon(), bool useZValues=false) override |
| Removes duplicate nodes from the geometry, wherever removing the nodes does not result in a degenerate geometry. More...
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bool | removeInteriorRing (int ringIndex) |
| Removes an interior ring from the polygon. More...
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void | removeInteriorRings (double minimumAllowedArea=-1) |
| Removes the interior rings from the polygon. More...
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void | removeInvalidRings () |
| Removes any interior rings which are not valid from the polygon. More...
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int | ringCount (int part=0) const override SIP_HOLDGIL |
| Returns the number of rings of which this geometry is built. More...
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double | roundness () const |
| Returns the roundness of the curve polygon. More...
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QgsAbstractGeometry * | segmentize (double tolerance=M_PI_2/90, SegmentationToleranceType toleranceType=MaximumAngle) const override |
| Returns a geometry without curves. More...
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double | segmentLength (QgsVertexId startVertex) const override |
| Returns the length of the segment of the geometry which begins at startVertex. More...
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virtual void | setExteriorRing (QgsCurve *ring) |
| Sets the exterior ring of the polygon. More...
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void | setInteriorRings (const QVector< QgsCurve * > &rings) |
| Sets all interior rings (takes ownership) More...
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QgsCurvePolygon * | snappedToGrid (double hSpacing, double vSpacing, double dSpacing=0, double mSpacing=0) const override |
| Makes a new geometry with all the points or vertices snapped to the closest point of the grid. More...
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QgsPolygon * | surfaceToPolygon () const override |
| Gets a polygon representation of this surface. More...
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void | swapXy () override |
| Swaps the x and y coordinates from the geometry. More...
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QgsCurvePolygon * | toCurveType () const override |
| Returns the geometry converted to the more generic curve type. More...
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virtual QgsPolygon * | toPolygon (double tolerance=M_PI_2/90, SegmentationToleranceType toleranceType=MaximumAngle) const |
| Returns a new polygon geometry corresponding to a segmentized approximation of the curve. More...
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void | transform (const QgsCoordinateTransform &ct, Qgis::TransformDirection d=Qgis::TransformDirection::Forward, bool transformZ=false) override SIP_THROW(QgsCsException) |
| Transforms the geometry using a coordinate transform. More...
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void | transform (const QTransform &t, double zTranslate=0.0, double zScale=1.0, double mTranslate=0.0, double mScale=1.0) override |
| Transforms the x and y components of the geometry using a QTransform object t. More...
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bool | transform (QgsAbstractGeometryTransformer *transformer, QgsFeedback *feedback=nullptr) override |
| Transforms the vertices from the geometry in place, using the specified geometry transformer object. More...
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void | transformVertices (const std::function< QgsPoint(const QgsPoint &) > &transform) override |
| Transforms the vertices from the geometry in place, applying the transform function to every vertex. More...
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double | vertexAngle (QgsVertexId vertex) const override |
| Returns approximate rotation angle for a vertex. More...
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QgsPoint | vertexAt (QgsVertexId id) const override |
| Returns the point corresponding to a specified vertex id. More...
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int | vertexCount (int part=0, int ring=0) const override |
| Returns the number of vertices of which this geometry is built. More...
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int | vertexNumberFromVertexId (QgsVertexId id) const override |
| Returns the vertex number corresponding to a vertex id. More...
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int | wkbSize (QgsAbstractGeometry::WkbFlags flags=QgsAbstractGeometry::WkbFlags()) const override |
| Returns the length of the QByteArray returned by asWkb() More...
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QgsRectangle | boundingBox () const override |
| Returns the minimal bounding box for the geometry. More...
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bool | isValid (QString &error, Qgis::GeometryValidityFlags flags=Qgis::GeometryValidityFlags()) const override |
| Checks validity of the geometry, and returns true if the geometry is valid. More...
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virtual QgsPolygon * | surfaceToPolygon () const =0 |
| Gets a polygon representation of this surface. More...
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| QgsAbstractGeometry ()=default |
| Constructor for QgsAbstractGeometry. More...
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| QgsAbstractGeometry (const QgsAbstractGeometry &geom) |
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virtual | ~QgsAbstractGeometry ()=default |
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virtual bool | addMValue (double mValue=0)=0 |
| Adds a measure to the geometry, initialized to a preset value. More...
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virtual bool | addZValue (double zValue=0)=0 |
| Adds a z-dimension to the geometry, initialized to a preset value. More...
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virtual void | adjacentVertices (QgsVertexId vertex, QgsVertexId &previousVertex, QgsVertexId &nextVertex) const =0 |
| Returns the vertices adjacent to a specified vertex within a geometry. More...
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virtual double | area () const |
| Returns the planar, 2-dimensional area of the geometry. More...
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virtual QDomElement | asGml2 (QDomDocument &doc, int precision=17, const QString &ns="gml", AxisOrder axisOrder=QgsAbstractGeometry::AxisOrder::XY) const =0 |
| Returns a GML2 representation of the geometry. More...
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virtual QDomElement | asGml3 (QDomDocument &doc, int precision=17, const QString &ns="gml", AxisOrder axisOrder=QgsAbstractGeometry::AxisOrder::XY) const =0 |
| Returns a GML3 representation of the geometry. More...
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QString | asJson (int precision=17) |
| Returns a GeoJSON representation of the geometry as a QString. More...
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virtual json | asJsonObject (int precision=17) const |
| Returns a json object representation of the geometry. More...
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virtual QString | asKml (int precision=17) const =0 |
| Returns a KML representation of the geometry. More...
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virtual QPainterPath | asQPainterPath () const =0 |
| Returns the geometry represented as a QPainterPath. More...
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virtual QByteArray | asWkb (WkbFlags flags=QgsAbstractGeometry::WkbFlags()) const =0 |
| Returns a WKB representation of the geometry. More...
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virtual QString | asWkt (int precision=17) const =0 |
| Returns a WKT representation of the geometry. More...
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virtual QgsAbstractGeometry * | boundary () const =0 |
| Returns the closure of the combinatorial boundary of the geometry (ie the topological boundary of the geometry). More...
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virtual QgsRectangle | boundingBox () const =0 |
| Returns the minimal bounding box for the geometry. More...
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virtual bool | boundingBoxIntersects (const QgsRectangle &rectangle) const SIP_HOLDGIL |
| Returns true if the bounding box of this geometry intersects with a rectangle. More...
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virtual QgsPoint | centroid () const |
| Returns the centroid of the geometry. More...
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virtual void | clear ()=0 |
| Clears the geometry, ie reset it to a null geometry. More...
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virtual QgsAbstractGeometry * | clone () const =0 |
| Clones the geometry by performing a deep copy. More...
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virtual double | closestSegment (const QgsPoint &pt, QgsPoint &segmentPt, QgsVertexId &vertexAfter, int *leftOf=nullptr, double epsilon=4 *std::numeric_limits< double >::epsilon()) const =0 |
| Searches for the closest segment of the geometry to a given point. More...
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virtual int | compareTo (const QgsAbstractGeometry *other) const |
| Comparator for sorting of geometry. More...
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const_part_iterator | const_parts_begin () const |
| Returns STL-style iterator pointing to the const first part of the geometry. More...
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const_part_iterator | const_parts_end () const |
| Returns STL-style iterator pointing to the imaginary const part after the last part of the geometry. More...
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virtual bool | convertTo (QgsWkbTypes::Type type) |
| Converts the geometry to a specified type. More...
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virtual QgsCoordinateSequence | coordinateSequence () const =0 |
| Retrieves the sequence of geometries, rings and nodes. More...
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virtual QgsAbstractGeometry * | createEmptyWithSameType () const =0 |
| Creates a new geometry with the same class and same WKB type as the original and transfers ownership. More...
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virtual bool | deleteVertex (QgsVertexId position)=0 |
| Deletes a vertex within the geometry. More...
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virtual int | dimension () const =0 |
| Returns the inherent dimension of the geometry. More...
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virtual void | draw (QPainter &p) const =0 |
| Draws the geometry using the specified QPainter. More...
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virtual bool | dropMValue ()=0 |
| Drops any measure values which exist in the geometry. More...
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virtual bool | dropZValue ()=0 |
| Drops any z-dimensions which exist in the geometry. More...
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virtual void | filterVertices (const std::function< bool(const QgsPoint &) > &filter) |
| Filters the vertices from the geometry in place, removing any which do not return true for the filter function check. More...
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virtual bool | fromWkb (QgsConstWkbPtr &wkb)=0 |
| Sets the geometry from a WKB string. More...
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virtual bool | fromWkt (const QString &wkt)=0 |
| Sets the geometry from a WKT string. More...
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virtual QString | geometryType () const =0 |
| Returns a unique string representing the geometry type. More...
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virtual bool | hasCurvedSegments () const |
| Returns true if the geometry contains curved segments. More...
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virtual bool | insertVertex (QgsVertexId position, const QgsPoint &vertex)=0 |
| Inserts a vertex into the geometry. More...
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bool | is3D () const SIP_HOLDGIL |
| Returns true if the geometry is 3D and contains a z-value. More...
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virtual bool | isEmpty () const |
| Returns true if the geometry is empty. More...
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bool | isMeasure () const SIP_HOLDGIL |
| Returns true if the geometry contains m values. More...
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virtual bool | isValid (QString &error, Qgis::GeometryValidityFlags flags=Qgis::GeometryValidityFlags()) const =0 |
| Checks validity of the geometry, and returns true if the geometry is valid. More...
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virtual double | length () const |
| Returns the planar, 2-dimensional length of the geometry. More...
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virtual bool | moveVertex (QgsVertexId position, const QgsPoint &newPos)=0 |
| Moves a vertex within the geometry. More...
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virtual int | nCoordinates () const |
| Returns the number of nodes contained in the geometry. More...
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virtual bool | nextVertex (QgsVertexId &id, QgsPoint &vertex) const =0 |
| Returns next vertex id and coordinates. More...
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virtual void | normalize ()=0 |
| Reorganizes the geometry into a normalized form (or "canonical" form). More...
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virtual bool | operator!= (const QgsAbstractGeometry &other) const =0 |
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QgsAbstractGeometry & | operator= (const QgsAbstractGeometry &geom) |
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virtual bool | operator== (const QgsAbstractGeometry &other) const =0 |
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virtual int | partCount () const =0 |
| Returns count of parts contained in the geometry. More...
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QgsGeometryPartIterator | parts () |
| Returns Java-style iterator for traversal of parts of the geometry. More...
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QgsGeometryConstPartIterator | parts () const |
| Returns Java-style iterator for traversal of parts of the geometry. More...
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part_iterator | parts_begin () |
| Returns STL-style iterator pointing to the first part of the geometry. More...
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part_iterator | parts_end () |
| Returns STL-style iterator pointing to the imaginary part after the last part of the geometry. More...
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virtual double | perimeter () const |
| Returns the planar, 2-dimensional perimeter of the geometry. More...
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virtual bool | removeDuplicateNodes (double epsilon=4 *std::numeric_limits< double >::epsilon(), bool useZValues=false)=0 |
| Removes duplicate nodes from the geometry, wherever removing the nodes does not result in a degenerate geometry. More...
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virtual int | ringCount (int part=0) const =0 |
| Returns the number of rings of which this geometry is built. More...
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virtual QgsAbstractGeometry * | segmentize (double tolerance=M_PI/180., SegmentationToleranceType toleranceType=MaximumAngle) const |
| Returns a version of the geometry without curves. More...
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virtual double | segmentLength (QgsVertexId startVertex) const =0 |
| Returns the length of the segment of the geometry which begins at startVertex. More...
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virtual const QgsAbstractGeometry * | simplifiedTypeRef () const SIP_HOLDGIL |
| Returns a reference to the simplest lossless representation of this geometry, e.g. More...
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virtual QgsAbstractGeometry * | snappedToGrid (double hSpacing, double vSpacing, double dSpacing=0, double mSpacing=0) const =0 |
| Makes a new geometry with all the points or vertices snapped to the closest point of the grid. More...
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virtual void | swapXy ()=0 |
| Swaps the x and y coordinates from the geometry. More...
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virtual QgsAbstractGeometry * | toCurveType () const =0 |
| Returns the geometry converted to the more generic curve type. More...
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virtual void | transform (const QgsCoordinateTransform &ct, Qgis::TransformDirection d=Qgis::TransformDirection::Forward, bool transformZ=false) SIP_THROW(QgsCsException)=0 |
| Transforms the geometry using a coordinate transform. More...
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virtual void | transform (const QTransform &t, double zTranslate=0.0, double zScale=1.0, double mTranslate=0.0, double mScale=1.0)=0 |
| Transforms the x and y components of the geometry using a QTransform object t. More...
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virtual bool | transform (QgsAbstractGeometryTransformer *transformer, QgsFeedback *feedback=nullptr)=0 |
| Transforms the vertices from the geometry in place, using the specified geometry transformer object. More...
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virtual void | transformVertices (const std::function< QgsPoint(const QgsPoint &) > &transform) |
| Transforms the vertices from the geometry in place, applying the transform function to every vertex. More...
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virtual double | vertexAngle (QgsVertexId vertex) const =0 |
| Returns approximate angle at a vertex. More...
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virtual QgsPoint | vertexAt (QgsVertexId id) const =0 |
| Returns the point corresponding to a specified vertex id. More...
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virtual int | vertexCount (int part=0, int ring=0) const =0 |
| Returns the number of vertices of which this geometry is built. More...
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virtual int | vertexNumberFromVertexId (QgsVertexId id) const =0 |
| Returns the vertex number corresponding to a vertex id. More...
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QgsVertexIterator | vertices () const |
| Returns a read-only, Java-style iterator for traversal of vertices of all the geometry, including all geometry parts and rings. More...
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vertex_iterator | vertices_begin () const |
| Returns STL-style iterator pointing to the first vertex of the geometry. More...
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vertex_iterator | vertices_end () const |
| Returns STL-style iterator pointing to the imaginary vertex after the last vertex of the geometry. More...
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virtual int | wkbSize (QgsAbstractGeometry::WkbFlags flags=QgsAbstractGeometry::WkbFlags()) const =0 |
| Returns the length of the QByteArray returned by asWkb() More...
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QgsWkbTypes::Type | wkbType () const SIP_HOLDGIL |
| Returns the WKB type of the geometry. More...
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QString | wktTypeStr () const |
| Returns the WKT type string of the geometry. More...
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