33 return QStringLiteral(
"MultiCurve" );
38 auto result = qgis::make_unique< QgsMultiCurve >();
40 return result.release();
63 QStringLiteral(
"LineString" ) );
69 QDomElement elemMultiLineString = doc.createElementNS( ns, QStringLiteral(
"MultiLineString" ) );
72 return elemMultiLineString;
76 if ( qgsgeometry_cast<const QgsCurve *>( geom ) )
78 std::unique_ptr< QgsLineString > lineString( static_cast<const QgsCurve *>( geom )->curveToLine() );
80 QDomElement elemLineStringMember = doc.createElementNS( ns, QStringLiteral(
"lineStringMember" ) );
81 elemLineStringMember.appendChild( lineString->asGml2( doc, precision, ns ) );
82 elemMultiLineString.appendChild( elemLineStringMember );
86 return elemMultiLineString;
91 QDomElement elemMultiCurve = doc.createElementNS( ns, QStringLiteral(
"MultiCurve" ) );
94 return elemMultiCurve;
98 if ( qgsgeometry_cast<const QgsCurve *>( geom ) )
102 QDomElement elemCurveMember = doc.createElementNS( ns, QStringLiteral(
"curveMember" ) );
103 elemCurveMember.appendChild( curve->
asGml3( doc, precision, ns ) );
104 elemMultiCurve.appendChild( elemCurveMember );
108 return elemMultiCurve;
114 QString json = QStringLiteral(
"{\"type\": \"MultiLineString\", \"coordinates\": [" );
117 if ( qgsgeometry_cast<const QgsCurve *>( geom ) )
119 std::unique_ptr< QgsLineString > lineString( static_cast<const QgsCurve *>( geom )->curveToLine() );
121 lineString->points( pts );
125 if ( json.endsWith( QLatin1String(
", " ) ) )
129 json += QLatin1String(
"] }" );
135 if ( !qgsgeometry_cast<QgsCurve *>( g ) )
159 if ( !g || !qgsgeometry_cast<QgsCurve *>( g ) )
173 if ( qgsgeometry_cast<const QgsCurve *>( geom ) )
178 return reversedMultiCurve;
183 std::unique_ptr< QgsMultiPoint > multiPoint(
new QgsMultiPoint() );
188 if ( !curve->isClosed() )
190 multiPoint->addGeometry(
new QgsPoint( curve->startPoint() ) );
191 multiPoint->addGeometry(
new QgsPoint( curve->endPoint() ) );
195 if ( multiPoint->numGeometries() == 0 )
199 return multiPoint.release();
bool isMeasure() const
Returns true if the geometry contains m values.
static QString pointsToJSON(const QgsPointSequence &points, int precision)
Returns a geoJSON coordinates string.
QgsMultiCurve * toCurveType() const override
Returns the geometry converted to the more generic curve type.
void clear() override
Clears the geometry, ie reset it to a null geometry.
bool insertGeometry(QgsAbstractGeometry *g, int index) override
Inserts a geometry before a specified index and takes ownership.
Multi point geometry collection.
virtual bool addMValue(double mValue=0)=0
Adds a measure to the geometry, initialized to a preset value.
QString asJson(int precision=17) const override
Returns a GeoJSON representation of the geometry.
QgsWkbTypes::Type mWkbType
virtual bool insertGeometry(QgsAbstractGeometry *g, int index)
Inserts a geometry before a specified index and takes ownership.
QgsMultiCurve * createEmptyWithSameType() const override
Creates a new geometry with the same class and same WKB type as the original and transfers ownership...
bool isEmpty() const override
Returns true if the geometry is empty.
void setZMTypeFromSubGeometry(const QgsAbstractGeometry *subggeom, QgsWkbTypes::Type baseGeomType)
Updates the geometry type based on whether sub geometries contain z or m values.
Multi curve geometry collection.
Abstract base class for curved geometry type.
Abstract base class for all geometries.
QgsAbstractGeometry * boundary() const override
Returns the closure of the combinatorial boundary of the geometry (ie the topological boundary of the...
QString geometryType() const override
Returns a unique string representing the geometry type.
bool fromWkt(const QString &wkt) override
Sets the geometry from a WKT string.
Point geometry type, with support for z-dimension and m-values.
bool fromCollectionWkt(const QString &wkt, const QVector< QgsAbstractGeometry *> &subtypes, const QString &defaultChildWkbType=QString())
Reads a collection from a WKT string.
QVector< QgsPoint > QgsPointSequence
QDomElement asGml3(QDomDocument &doc, int precision=17, const QString &ns="gml") const override
Returns a GML3 representation of the geometry.
QVector< QgsAbstractGeometry *> mGeometries
QgsMultiCurve * clone() const override
Clones the geometry by performing a deep copy.
bool addGeometry(QgsAbstractGeometry *g) override
Adds a geometry and takes ownership. Returns true in case of success.
virtual bool addZValue(double zValue=0)=0
Adds a z-dimension to the geometry, initialized to a preset value.
Line string geometry type, with support for z-dimension and m-values.
void clear() override
Clears the geometry, ie reset it to a null geometry.
virtual QDomElement asGml3(QDomDocument &doc, int precision=17, const QString &ns="gml") const =0
Returns a GML3 representation of the geometry.
Compound curve geometry type.
Circular string geometry type.
QDomElement asGml2(QDomDocument &doc, int precision=17, const QString &ns="gml") const override
Returns a GML2 representation of the geometry.
virtual bool dropMValue()=0
Drops any measure values which exist in the geometry.
QgsMultiCurve * reversed() const
Returns a copy of the multi curve, where each component curve has had its line direction reversed...
bool is3D() const
Returns true if the geometry is 3D and contains a z-value.
virtual bool dropZValue()=0
Drops any z-dimensions which exist in the geometry.
virtual bool addGeometry(QgsAbstractGeometry *g)
Adds a geometry and takes ownership. Returns true in case of success.