139 lines
4.1 KiB
C++
139 lines
4.1 KiB
C++
/*
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*
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* Copyright (C) 1998-2012, OFFIS e.V.
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* All rights reserved. See COPYRIGHT file for details.
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*
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* This software and supporting documentation were developed by
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*
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* OFFIS e.V.
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* R&D Division Health
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* Escherweg 2
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* D-26121 Oldenburg, Germany
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*
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*
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* Module: dcmpstat
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*
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* Author: Marco Eichelberg
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*
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* Purpose:
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* classes: DVPSCurve
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*
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*/
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#ifndef DVPSCU_H
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#define DVPSCU_H
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#include "dcmtk/config/osconfig.h" /* make sure OS specific configuration is included first */
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#include "dcmtk/dcmpstat/dvpstyp.h"
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#include "dcmtk/dcmpstat/dpdefine.h"
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#include "dcmtk/ofstd/ofstring.h"
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#include "dcmtk/dcmdata/dctypes.h"
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#include "dcmtk/dcmdata/dcerror.h"
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class DcmItem;
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/** the representation of one Curve in a DICOM image.
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*/
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class DCMTK_DCMPSTAT_EXPORT DVPSCurve
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{
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public:
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/// default constructor
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DVPSCurve();
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/// copy constructor
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DVPSCurve(const DVPSCurve& copy);
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/** clone method.
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* @return a pointer to a new DVPSCurve object containing
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* a copy of this object.
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*/
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DVPSCurve *clone() { return new DVPSCurve(*this); }
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/// destructor
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virtual ~DVPSCurve();
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/** reads a curve from a DICOM dataset.
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* The DICOM elements of the Graphic Object item are copied
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* from the dataset to this object.
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* The completeness of the curve (presence of all required elements,
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* value multiplicity) is checked.
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* If this method returns an error code, the object is in undefined state afterwards.
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* @param dset the DICOM dataset from which the data is to be read
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* @param group lower byte of the curve repeating group to be read
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* @return EC_Normal if successful, an error code otherwise.
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*/
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OFCondition read(DcmItem &dset, Uint8 group);
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/** get group number of curve repeating group managed by this object.
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* @return the lower byte of the curve group
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*/
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Uint8 getCurveGroup() { return curveGroup; }
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/** gets the number of points in the curve.
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* @return number of points
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*/
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size_t getNumberOfPoints() { return numberOfPoints; }
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/** gets the type of data in the curve (ROI or POLY).
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* @return type of data in curve
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*/
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DVPSCurveType getTypeOfData() { return typeOfData; }
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/** gets one point from the curve data.
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* @param idx index of the curve point, must be < getNumberOfPoints();
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* @param x upon success the x value of the point is returned in this parameter
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* @param y upon success the y value of the point is returned in this parameter
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* @return EC_Normal if successful, an error code otherwise.
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*/
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OFCondition getPoint(size_t idx, double& x, double& y);
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/** gets the curve description string if present.
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* If the description string is absent, this method returns NULL or an empty string.
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* @return curve description
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*/
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const char *getCurveDescription() { return curveDescription.c_str(); }
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/** gets the curve label string if present.
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* If the label string is absent, this method returns NULL or an empty string.
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* @return curve label
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*/
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const char *getCurveLabel() { return curveLabel.c_str(); }
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/** gets the curve axis units string for the X dimension if present.
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* If the string is absent, this method returns NULL or an empty string.
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* @return curve description
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*/
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const char *getCurveAxisUnitsX() { return axisUnitsX.c_str(); }
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/** gets the curve axis units string for the Y dimension if present.
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* If the string is absent, this method returns NULL or an empty string.
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* @return curve description
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*/
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const char *getCurveAxisUnitsY() { return axisUnitsY.c_str(); }
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private:
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/// private undefined assignment operator
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DVPSCurve& operator=(const DVPSCurve&);
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/// lower byte of the curve repeating group managed by this object
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Uint8 curveGroup;
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/// number of points in curve data
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size_t numberOfPoints;
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/// type of curve data
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DVPSCurveType typeOfData;
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/// curve data, converted to double
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double *curveData;
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/// curve data description if present
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OFString curveDescription;
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/// curve label if present
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OFString curveLabel;
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/// axis units X if present
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OFString axisUnitsX;
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/// axis units Y if present
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OFString axisUnitsY;
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};
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#endif
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