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class QgsRasterCalcNode
{
%TypeHeaderCode
#include <qgsrastercalcnode.h>
%End
public:
//! defines possible types of node
enum Type
{
tOperator,
tNumber,
tRasterRef,
tMatrix
};
//! possible operators
enum Operator
{
opPLUS,
opMINUS,
opMUL,
opDIV,
opPOW,
opSQRT,
opSIN,
opCOS,
opTAN,
opASIN,
opACOS,
opATAN,
opEQ, // =
opNE, //!=
opGT, // >
opLT, // <
opGE, // >=
opLE, // <=
opAND,
opOR,
opSIGN, // change sign
opNONE,
};
QgsRasterCalcNode();
QgsRasterCalcNode( double number );
QgsRasterCalcNode( QgsRasterMatrix* matrix );
QgsRasterCalcNode( Operator op, QgsRasterCalcNode* left, QgsRasterCalcNode* right );
QgsRasterCalcNode( const QString& rasterName );
~QgsRasterCalcNode();
Type type() const;
//set left node
void setLeft( QgsRasterCalcNode* left );
void setRight( QgsRasterCalcNode* right );
/** Calculates result (might be real matrix or single number)*/
// bool calculate( QMap<QString, QgsRasterCalculateInputMatrix*>& rasterData, QgsRasterMatrix& result ) const;
/** Calculates result of raster calculation (might be real matrix or single number).
* @param rasterData input raster data references, map of raster name to raster data block
* @param result destination raster matrix for calculation results
* @param row optional row number to calculate for calculating result by rows, or -1 to
* calculate entire result
* @note added in QGIS 2.10
* @note not available in Python bindings
*/
//bool calculate( QMap<QString, QgsRasterBlock* >& rasterData, QgsRasterMatrix& result, int row = -1 ) const;
/** @deprecated use method which accepts QgsRasterBlocks instead
*/
// bool calculate( QMap<QString, QgsRasterMatrix*>& rasterData, QgsRasterMatrix& result ) const /Deprecated/;
static QgsRasterCalcNode* parseRasterCalcString( const QString& str, QString& parserErrorMsg ) /Factory/;
private:
QgsRasterCalcNode( const QgsRasterCalcNode& rh );
};
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