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Merge pull request #4129 from rldhont/server-geojson-precision

[Server] The RFC 7946 GeoJSON specification recommends limiting coordinate precision to 6
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rldhont committed Feb 10, 2017
2 parents b964777 + 0e7d428 commit 2b12a1574d6fbd4dc9a1f124baf10f2a7a0bd773
Showing with 8 additions and 3 deletions.
  1. +4 −2 src/core/qgsjsonutils.h
  2. +4 −1 src/server/services/wfs/qgswfsgetfeature.cpp
@@ -40,11 +40,13 @@ class CORE_EXPORT QgsJSONExporter

/** Constructor for QgsJSONExporter.
* @param vectorLayer associated vector layer (required for related attribute export)
* @param precision maximum number of decimal places to use for geometry coordinates
* @param precision maximum number of decimal places to use for geometry coordinates,
* the RFC 7946 GeoJSON specification recommends limiting coordinate precision to 6
*/
QgsJSONExporter( const QgsVectorLayer* vectorLayer = nullptr, int precision = 17 );
QgsJSONExporter( const QgsVectorLayer* vectorLayer = nullptr, int precision = 6 );

/** Sets the maximum number of decimal places to use in geometry coordinates.
* The RFC 7946 GeoJSON specification recommends limiting coordinate precision to 6
* @param precision number of decimal places
* @see precision()
*/
@@ -1088,7 +1088,10 @@ namespace QgsWfs

QgsJSONExporter exporter;
exporter.setSourceCrs( crs );
exporter.setPrecision( prec );
//QgsJSONExporter force transform geometry to ESPG:4326
//and the RFC 7946 GeoJSON specification recommends limiting coordinate precision to 6
Q_UNUSED( prec );
//exporter.setPrecision( prec );

//copy feature so we can modify its geometry as required
QgsFeature f( *feat );

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