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Add invalid geometry handling method to processing context

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This commit is contained in:
Nyall Dawson 2017-04-25 15:37:45 +10:00
parent 06a20b935d
commit f3cfb8b759
3 changed files with 30 additions and 16 deletions
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20
python/core/processing/qgsprocessingcontext.sip
View File

@ -72,14 +72,20 @@ class QgsProcessingContext
Sets the expression ``context``.
%End
QgsFeatureRequest::InvalidGeometryCheck invalidGeometryCheck() const;
%Docstring
Returns the behavior used for checking invalid geometries in input layers.
\see setInvalidGeometryCheck()
:rtype: QgsFeatureRequest.InvalidGeometryCheck
%End
void setInvalidGeometryCheck( const QgsFeatureRequest::InvalidGeometryCheck &check );
%Docstring
Sets the behavior used for checking invalid geometries in input layers.
\see invalidGeometryCheck()
%End
};
QFlags<QgsProcessingContext::Flag> operator|(QgsProcessingContext::Flag f1, QFlags<QgsProcessingContext::Flag> f2);

3
python/plugins/processing/tools/general.py
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@ -108,4 +108,7 @@ def createContext():
if use_selection:
context.setFlags(QgsProcessingContext.UseSelection)
invalid_features_method = ProcessingConfig.getSetting(ProcessingConfig.FILTER_INVALID_GEOMETRIES)
context.setInvalidGeometryCheck(invalid_features_method)
return context

23
src/core/processing/qgsprocessingcontext.h
View File

@ -22,6 +22,7 @@
#include "qgis.h"
#include "qgsproject.h"
#include "qgsexpressioncontext.h"
#include "qgsfeaturerequest.h"
/**
* \class QgsProcessingContext
@ -80,22 +81,26 @@ class CORE_EXPORT QgsProcessingContext
*/
void setExpressionContext( const QgsExpressionContext &context ) { mExpressionContext = context; }
/**
* Returns the behavior used for checking invalid geometries in input layers.
* \see setInvalidGeometryCheck()
*/
QgsFeatureRequest::InvalidGeometryCheck invalidGeometryCheck() const { return mInvalidGeometryCheck; }
/**
* Sets the behavior used for checking invalid geometries in input layers.
* \see invalidGeometryCheck()
*/
void setInvalidGeometryCheck( const QgsFeatureRequest::InvalidGeometryCheck &check ) { mInvalidGeometryCheck = check; }
private:
QgsProcessingContext::Flags mFlags = 0;
QPointer< QgsProject > mProject;
QgsExpressionContext mExpressionContext;
QgsFeatureRequest::InvalidGeometryCheck mInvalidGeometryCheck = QgsFeatureRequest::GeometryNoCheck;
};
Q_DECLARE_OPERATORS_FOR_FLAGS( QgsProcessingContext::Flags )
#endif // QGSPROCESSINGPARAMETERS_H