mirror of
https://github.com/qgis/QGIS.git
synced 2025-02-27 00:33:48 -05:00
c49b5b777f
Rationale: - there was a lot of large objects passed by value, so potentially there's a speed bump from this - even for implicitly shared classes like QString/QList there's still a (small) cost for copying the objects when there's no reason to - it's the right thing to do!
64 lines
2.3 KiB
Plaintext
64 lines
2.3 KiB
Plaintext
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class QgsOgcUtils
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{
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%TypeHeaderCode
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#include <qgsogcutils.h>
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%End
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public:
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/** Static method that creates geometry from GML
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@param xmlString xml representation of the geometry. GML elements are expected to be
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in default namespace (\verbatim {<Point>...</Point> \endverbatim) or in
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"gml" namespace (\verbatim <gml:Point>...</gml:Point> \endverbatim)
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*/
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static QgsGeometry* geometryFromGML( const QString& xmlString ) /Factory/;
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/** Static method that creates geometry from GML
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*/
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static QgsGeometry* geometryFromGML( const QDomNode& geometryNode ) /Factory/;
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/** Read rectangle from GML2 Box */
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static QgsRectangle rectangleFromGMLBox( const QDomNode& boxNode );
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/** Read rectangle from GML3 Envelope */
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static QgsRectangle rectangleFromGMLEnvelope( const QDomNode& envelopeNode );
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/** Exports the geometry to GML2 or GML3
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@return QDomElement
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*/
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static QDomElement geometryToGML( const QgsGeometry* geometry, QDomDocument& doc, const QString& format, const int &precision = 17 );
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/** Exports the geometry to GML2
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@return QDomElement
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*/
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static QDomElement geometryToGML( const QgsGeometry* geometry, QDomDocument& doc, const int &precision = 17 );
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/** Exports the rectangle to GML2 Box
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@return QDomElement
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*/
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static QDomElement rectangleToGMLBox( QgsRectangle* box, QDomDocument& doc, const int &precision = 17 );
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/** Exports the rectangle to GML2 Envelope
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@return QDomElement
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*/
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static QDomElement rectangleToGMLEnvelope( QgsRectangle* env, QDomDocument& doc, const int &precision = 17 );
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/** Parse XML with OGC fill into QColor */
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static QColor colorFromOgcFill( const QDomElement& fillElement );
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/** Parse XML with OGC filter into QGIS expression */
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static QgsExpression* expressionFromOgcFilter( const QDomElement& element ) /Factory/;
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/** Creates OGC filter XML element. Supports minimum standard filter
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* according to the OGC filter specs (=,!=,<,>,<=,>=,AND,OR,NOT)
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* @return valid \verbatim <Filter> \endverbatim QDomElement on success,
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* otherwise null QDomElement
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*/
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static QDomElement expressionToOgcFilter( const QgsExpression& exp, QDomDocument& doc, QString* errorMessage /Out/ );
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};
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