QgsExpression::NodeBinaryOperator Class Reference

#include <qgsexpression.h>

Inheritance diagram for QgsExpression::NodeBinaryOperator:

Collaboration diagram for QgsExpression::NodeBinaryOperator:

Public Member Functions
	NodeBinaryOperator (BinaryOperator op, Node *opLeft, Node *opRight)
	~NodeBinaryOperator ()
BinaryOperator	op () const
Node *	opLeft () const
Node *	opRight () const
virtual NodeType	nodeType () const
virtual bool	prepare (QgsExpression *parent, const QgsFields &fields)
virtual QVariant	eval (QgsExpression *parent, const QgsFeature *f)
virtual QString	dump () const
virtual QStringList	referencedColumns () const
virtual bool	needsGeometry () const
virtual void	accept (Visitor &v) const
Public Member Functions inherited from QgsExpression::Node
virtual	~Node ()

Protected Member Functions
bool	compare (double diff)
int	computeInt (int x, int y)
double	computeDouble (double x, double y)
QDateTime	computeDateTimeFromInterval (QDateTime d, QgsExpression::Interval *i)

Protected Attributes
BinaryOperator	mOp
Node *	mOpLeft
Node *	mOpRight

Detailed Description

Definition at line 424 of file qgsexpression.h.

Constructor & Destructor Documentation

QgsExpression::NodeBinaryOperator::NodeBinaryOperator ( BinaryOperator  op, Node *  opLeft, Node *  opRight  )

inline

Definition at line 427 of file qgsexpression.h.

QgsExpression::NodeBinaryOperator::~NodeBinaryOperator ( )

inline

Definition at line 428 of file qgsexpression.h.

Member Function Documentation

virtual void QgsExpression::NodeBinaryOperator::accept ( Visitor &  v ) const

inlinevirtual

Implements QgsExpression::Node.

Definition at line 441 of file qgsexpression.h.

References QgsExpression::Visitor::visit().

bool QgsExpression::NodeBinaryOperator::compare ( double  diff )

protected

Definition at line 2041 of file qgsexpression.cpp.

References QgsExpression::boEQ, QgsExpression::boGE, QgsExpression::boGT, QgsExpression::boLE, QgsExpression::boLT, and QgsExpression::boNE.

QDateTime QgsExpression::NodeBinaryOperator::computeDateTimeFromInterval ( QDateTime  d, QgsExpression::Interval *  i  )

protected

Definition at line 2068 of file qgsexpression.cpp.

References QgsExpression::boMinus, QgsExpression::boPlus, and QgsExpression::Interval::seconds().

double QgsExpression::NodeBinaryOperator::computeDouble ( double  x, double  y  )

protected

Definition at line 2078 of file qgsexpression.cpp.

References QgsExpression::boDiv, QgsExpression::boMinus, QgsExpression::boMod, QgsExpression::boMul, and QgsExpression::boPlus.

int QgsExpression::NodeBinaryOperator::computeInt ( int  x, int  y  )

protected

Definition at line 2055 of file qgsexpression.cpp.

References QgsExpression::boDiv, QgsExpression::boMinus, QgsExpression::boMod, QgsExpression::boMul, and QgsExpression::boPlus.

QString QgsExpression::NodeBinaryOperator::dump ( ) const

virtual

Implements QgsExpression::Node.

Definition at line 2099 of file qgsexpression.cpp.

References QgsExpression::BinaryOperatorText.

QVariant QgsExpression::NodeBinaryOperator::eval ( QgsExpression *  parent, const QgsFeature *  f  )

virtual

Implements QgsExpression::Node.

Definition at line 1869 of file qgsexpression.cpp.

References AND, QgsExpression::boAnd, QgsExpression::boConcat, QgsExpression::boDiv, QgsExpression::boEQ, QgsExpression::boGE, QgsExpression::boGT, QgsExpression::boILike, QgsExpression::boIs, QgsExpression::boIsNot, QgsExpression::boLE, QgsExpression::boLike, QgsExpression::boLT, QgsExpression::boMinus, QgsExpression::boMod, QgsExpression::boMul, QgsExpression::boNE, QgsExpression::boNotILike, QgsExpression::boNotLike, QgsExpression::boOr, QgsExpression::boPlus, QgsExpression::boPow, QgsExpression::boRegexp, ENSURE_NO_EVAL_ERROR, getDateTimeValue(), getDoubleValue(), getInterval(), getIntValue(), getStringValue(), getTVLValue(), isDateTimeSafe(), isDoubleSafe(), isIntervalSafe(), isIntSafe(), isNull(), OR, QgsExpression::setEvalErrorString(), tr, tvl2variant(), TVL_False, TVL_True, and TVL_Unknown.

virtual bool QgsExpression::NodeBinaryOperator::needsGeometry ( ) const

inlinevirtual

Implements QgsExpression::Node.

Definition at line 440 of file qgsexpression.h.

virtual NodeType QgsExpression::NodeBinaryOperator::nodeType ( ) const

inlinevirtual

Implements QgsExpression::Node.

Definition at line 434 of file qgsexpression.h.

BinaryOperator QgsExpression::NodeBinaryOperator::op ( ) const

inline

Definition at line 430 of file qgsexpression.h.

Referenced by QgsOgcUtils::expressionBinaryOperatorToOgcFilter().

Node* QgsExpression::NodeBinaryOperator::opLeft ( ) const

inline

Definition at line 431 of file qgsexpression.h.

Referenced by QgsOgcUtils::expressionBinaryOperatorToOgcFilter().

Node* QgsExpression::NodeBinaryOperator::opRight ( ) const

inline

Definition at line 432 of file qgsexpression.h.

Referenced by QgsOgcUtils::expressionBinaryOperatorToOgcFilter().

bool QgsExpression::NodeBinaryOperator::prepare ( QgsExpression *  parent, const QgsFields &  fields  )

virtual

Implements QgsExpression::Node.

Definition at line 2092 of file qgsexpression.cpp.

virtual QStringList QgsExpression::NodeBinaryOperator::referencedColumns ( ) const

inlinevirtual

Implements QgsExpression::Node.

Definition at line 439 of file qgsexpression.h.

Member Data Documentation

BinaryOperator QgsExpression::NodeBinaryOperator::mOp

protected

Definition at line 449 of file qgsexpression.h.

Node* QgsExpression::NodeBinaryOperator::mOpLeft

protected

Definition at line 450 of file qgsexpression.h.

Node* QgsExpression::NodeBinaryOperator::mOpRight

protected

Definition at line 451 of file qgsexpression.h.

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The documentation for this class was generated from the following files:

• /tmp/buildd/qgis-2.0.1/src/core/qgsexpression.h
• /tmp/buildd/qgis-2.0.1/src/core/qgsexpression.cpp