/usr/include/dcmtk/dcmdata/dcvrda.h is in libdcmtk-dev 3.6.1~20160216-4.
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*
* Copyright (C) 1994-2011, OFFIS e.V.
* All rights reserved. See COPYRIGHT file for details.
*
* This software and supporting documentation were developed by
*
* OFFIS e.V.
* R&D Division Health
* Escherweg 2
* D-26121 Oldenburg, Germany
*
*
* Module: dcmdata
*
* Author: Gerd Ehlers, Andreas Barth, Joerg Riesmeier
*
* Purpose: Interface of class DcmDate
*
*/
#ifndef DCVRDA_H
#define DCVRDA_H
#include "dcmtk/config/osconfig.h" /* make sure OS specific configuration is included first */
#include "dcmtk/dcmdata/dcbytstr.h"
#include "dcmtk/ofstd/ofdate.h"
/** a class representing the DICOM value representation 'Date' (DA)
*/
class DCMTK_DCMDATA_EXPORT DcmDate
: public DcmByteString
{
public:
/** constructor.
* Create new element from given tag and length.
* @param tag DICOM tag for the new element
* @param len value length for the new element
*/
DcmDate(const DcmTag &tag,
const Uint32 len = 0);
/** copy constructor
* @param old element to be copied
*/
DcmDate(const DcmDate &old);
/** destructor
*/
virtual ~DcmDate();
/** assignment operator
* @param obj element to be assigned/copied
* @return reference to this object
*/
DcmDate &operator=(const DcmDate &obj);
/** clone method
* @return deep copy of this object
*/
virtual DcmObject *clone() const
{
return new DcmDate(*this);
}
/** Virtual object copying. This method can be used for DcmObject
* and derived classes to get a deep copy of an object. Internally
* the assignment operator is called if the given DcmObject parameter
* is of the same type as "this" object instance. If not, an error
* is returned. This function permits copying an object by value
* in a virtual way which therefore is different to just calling the
* assignment operator of DcmElement which could result in slicing
* the object.
* @param rhs - [in] The instance to copy from. Has to be of the same
* class type as "this" object
* @return EC_Normal if copying was successful, error otherwise
*/
virtual OFCondition copyFrom(const DcmObject& rhs);
/** get element type identifier
* @return type identifier of this class (EVR_DA)
*/
virtual DcmEVR ident() const;
/** check whether stored value conforms to the VR and to the specified VM
* @param vm value multiplicity (according to the data dictionary) to be checked for.
* (See DcmElement::checkVM() for a list of valid values.)
* @param oldFormat support old ACR/NEMA format if OFTrue ('.' as a separator)
* @return status of the check, EC_Normal if value is correct, an error code otherwise
*/
virtual OFCondition checkValue(const OFString &vm = "1-n",
const OFBool oldFormat = OFFalse);
/** get a copy of a particular string component
* @param stringVal variable in which the result value is stored
* @param pos index of the value in case of multi-valued elements (0..vm-1)
* @param normalize delete trailing spaces if OFTrue
* @return status, EC_Normal if successful, an error code otherwise
*/
virtual OFCondition getOFString(OFString &stringVal,
const unsigned long pos,
OFBool normalize = OFTrue);
/** set the element value to the current system date.
* The DICOM DA format supported by this function is "YYYYMMDD". If the current
* system date is unavailable the date is set to "19000101" and an error code is
* returned.
* @return EC_Normal upon success, an error code otherwise
*/
OFCondition setCurrentDate();
/** set the element value to the given date
* @param dateValue date to be set (should be a valid date)
* @return EC_Normal upon success, an error code otherwise
*/
OFCondition setOFDate(const OFDate &dateValue);
/** get the current element value in OFDate format.
* Please note that the element value is expected to be in valid DICOM DA format
* ("YYYYMMDD", "YYYY.MM.DD" is also supported for reasons of backward compatibility).
* If this function fails the result variable 'dateValue' is cleared automatically.
* @param dateValue reference to OFDate variable where the result is stored
* @param pos index of the element component in case of value multiplicity (0..vm-1)
* @param supportOldFormat if OFTrue support old (prior V3.0) date format (see above)
* @return EC_Normal upon success, an error code otherwise
*/
OFCondition getOFDate(OFDate &dateValue,
const unsigned long pos = 0,
const OFBool supportOldFormat = OFTrue);
/** get the current element value in ISO date format.
* The ISO date format supported by this function is "YYYY-MM-DD". Please note
* that the element value is expected to be in valid DICOM DA format ("YYYYMMDD",
* "YYYY.MM.DD" is also supported for reasons of backward compatibility).
* If this function fails or the current element value is empty, the result
* variable 'formattedDate' is cleared automatically.
* @param formattedDate reference to string variable where the result is stored
* @param pos index of the element component in case of value multiplicity (0..vm-1)
* @param supportOldFormat if OFTrue support old (prior V3.0) date format (see above)
* @return EC_Normal upon success, an error code otherwise
*/
OFCondition getISOFormattedDate(OFString &formattedDate,
const unsigned long pos = 0,
const OFBool supportOldFormat = OFTrue);
/* --- static helper functions --- */
/** get the current system date.
* The DICOM DA format supported by this function is "YYYYMMDD". If the current
* system date is unavailable the date is set to "19000101" and an error code is
* returned.
* @param dicomDate reference to string variable where the result is stored
* @return EC_Normal upon success, an error code otherwise
*/
static OFCondition getCurrentDate(OFString &dicomDate);
/** get the specified OFDate value in DICOM format.
* The DICOM DA format supported by this function is "YYYYMMDD". If the specified
* date is invalid the date is set to "19000101" and an error code is returned.
* @param dateValue date to be converted to DICOM format
* @param dicomDate reference to string variable where the result is stored
* @return EC_Normal upon success, an error code otherwise
*/
static OFCondition getDicomDateFromOFDate(const OFDate &dateValue,
OFString &dicomDate);
/** get the specified DICOM date value in OFDate format.
* Please note that the specified value is expected to be in valid DICOM DA format
* ("YYYYMMDD", "YYYY.MM.DD" is also supported for reasons of backward compatibility).
* If this function fails, the result variable 'dateValue' is cleared automatically.
* @param dicomDate string value in DICOM DA format to be converted to ISO format.
* An empty string is not regarded as valid input, since the date would be unknown.
* @param dateValue reference to OFDate variable where the result is stored
* @param supportOldFormat if OFTrue support old (prior V3.0) date format (see above)
* @return EC_Normal upon success, an error code otherwise
*/
static OFCondition getOFDateFromString(const OFString &dicomDate,
OFDate &dateValue,
const OFBool supportOldFormat = OFTrue);
/** get the specified DICOM date value in ISO format.
* The ISO date format supported by this function is "YYYY-MM-DD". Please note
* that the specified value is expected to be in valid DICOM DA format ("YYYYMMDD",
* "YYYY.MM.DD" is also supported for reasons of backward compatibility).
* If this function fails or the specified DICOM date value is empty, the result
* variable 'formattedDate' is cleared automatically.
* @param dicomDate string value in DICOM DA format to be converted to ISO format
* @param formattedDate reference to string variable where the result is stored
* @param supportOldFormat if OFTrue support old (prior V3.0) date format (see above)
* @return EC_Normal upon success, an error code otherwise
*/
static OFCondition getISOFormattedDateFromString(const OFString &dicomDate,
OFString &formattedDate,
const OFBool supportOldFormat = OFTrue);
/** check whether given string value conforms to the VR "DA" (Date)
* and to the specified VM.
* @param value string value to be checked (possibly multi-valued)
* @param vm value multiplicity (according to the data dictionary) to be checked for.
* (See DcmElement::checkVM() for a list of valid values.)
* @param oldFormat support old ACR/NEMA date format if OFTrue (i.e. with "." delimiters)
* @return status of the check, EC_Normal if value is correct, an error code otherwise
*/
static OFCondition checkStringValue(const OFString &value,
const OFString &vm = "1-n",
const OFBool oldFormat = OFFalse);
};
#endif // DCVRDA_H
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