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Public Member Functions | Protected Member Functions | Protected Attributes | List of all members
QgsExpression::NodeBinaryOperator Class Reference

#include <qgsexpression.h>

Inheritance diagram for QgsExpression::NodeBinaryOperator:
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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
 
int precedence () 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 428 of file qgsexpression.h.

Constructor & Destructor Documentation

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

Definition at line 431 of file qgsexpression.h.

QgsExpression::NodeBinaryOperator::~NodeBinaryOperator ( )
inline

Definition at line 432 of file qgsexpression.h.

Member Function Documentation

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

Implements QgsExpression::Node.

Definition at line 445 of file qgsexpression.h.

References QgsExpression::Visitor::visit().

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

Definition at line 2202 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 2229 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 2239 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 2216 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 2305 of file qgsexpression.cpp.

References QgsExpression::BinaryOperatorText, and precedence().

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

Implements QgsExpression::Node.

Definition at line 2030 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 444 of file qgsexpression.h.

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

Implements QgsExpression::Node.

Definition at line 438 of file qgsexpression.h.

References QgsExpression::ntBinaryOperator.

BinaryOperator QgsExpression::NodeBinaryOperator::op ( ) const
inline

Definition at line 434 of file qgsexpression.h.

Referenced by QgsOgcUtils::expressionBinaryOperatorToOgcFilter().

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

Definition at line 435 of file qgsexpression.h.

Referenced by QgsOgcUtils::expressionBinaryOperatorToOgcFilter().

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

Definition at line 436 of file qgsexpression.h.

Referenced by QgsOgcUtils::expressionBinaryOperatorToOgcFilter().

int QgsExpression::NodeBinaryOperator::precedence ( ) const

Definition at line 2260 of file qgsexpression.cpp.

References 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, and QgsExpression::boRegexp.

Referenced by dump().

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

Implements QgsExpression::Node.

Definition at line 2253 of file qgsexpression.cpp.

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

Implements QgsExpression::Node.

Definition at line 443 of file qgsexpression.h.

Member Data Documentation

BinaryOperator QgsExpression::NodeBinaryOperator::mOp
protected

Definition at line 455 of file qgsexpression.h.

Node* QgsExpression::NodeBinaryOperator::mOpLeft
protected

Definition at line 456 of file qgsexpression.h.

Node* QgsExpression::NodeBinaryOperator::mOpRight
protected

Definition at line 457 of file qgsexpression.h.

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