MDValueRange Class Reference

#include <metadata_query.h>

Inheritance diagram for MDValueRange:

Collaboration diagram for MDValueRange:

Public Member Functions
	MDValueRange ()
template<class T >
	MDValueRange (MDLabel label, const T &valueMin, const T &valueMax, int limit=-1, int offset=0, MDLabel orderLabel=MDL_OBJID)
	MDValueRange (const MDObject &o1, const MDObject &o2, int limit=-1, int offset=0, MDLabel orderLabel=MDL_OBJID)
virtual String	queryStringFunc () const
	~MDValueRange ()
Public Member Functions inherited from MDQuery
	MDQuery (int limit=-1, int offset=0, MDLabel orderLabel=MDL_OBJID, bool asc=true)
virtual	~MDQuery ()
String	orderByString () const
String	limitString () const
String	whereString () const

Additional Inherited Members
Public Attributes inherited from MDQuery
int	limit
	If distint of -1 the results will be limited to this value. More...
int	offset
	If distint of 0, offset elements will be discarded. More...
MDLabel	orderLabel
	Label to which apply sort of the results. More...
bool	asc

Detailed Description

This subclass of Query will test if a label have a value within a minimum and maximum.

//Remove all images with rotational angle between 100 and 200
MetaData md;
md.removeObjects(MDValueRange(MDL_ANGLE_ROT, 100., 200.));

Definition at line 252 of file metadata_query.h.

Constructor & Destructor Documentation

MDValueRange() [1/3]

MDValueRange::MDValueRange ( )

inline

Definition at line 256 of file metadata_query.h.

    {
        query1=query2=NULL;
    }

MDValueRange() [2/3]

template<class T >

MDValueRange::MDValueRange ( MDLabel  label, const T &  valueMin, const T &  valueMax, int  limit = -1, int  offset = 0, MDLabel  orderLabel = MDL_OBJID  )

inline

Definition at line 261 of file metadata_query.h.

                                                                                :MDQuery(limit, offset, orderLabel)
    {
        query1 = new MDValueRelational(label, valueMin, GE);
        query2 = new MDValueRelational(label, valueMax, LE);
    }

MDValueRange() [3/3]

MDValueRange::MDValueRange ( const MDObject &  o1, const MDObject &  o2, int  limit = -1, int  offset = 0, MDLabel  orderLabel = MDL_OBJID  )

inline

Definition at line 268 of file metadata_query.h.

                                                                                :MDQuery(limit, offset, orderLabel)
    {
        if (o1.label != o2.label)
            REPORT_ERROR(ERR_VALUE_INCORRECT, "Labels should be the same");
        query1 = new MDValueRelational(o1, GE);
        query2 = new MDValueRelational(o2, LE);

    }

~MDValueRange()

MDValueRange::~MDValueRange ( )

inline

Definition at line 279 of file metadata_query.h.

    {
        delete query1;
        delete query2;
    }

Member Function Documentation

queryStringFunc()

String MDValueRange::queryStringFunc ( ) const

virtual

Return the query string, should be overrided in subclasses

Reimplemented from MDQuery.

Definition at line 15 of file metadata_query.cpp.

{
    std::stringstream ss;
    ss << "(" << query1->queryStringFunc() << " AND " << query2->queryStringFunc() << ")";
    return ss.str();
}

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

• xmippCore/core/metadata_query.h
• xmippCore/core/metadata_query.cpp