270 lines
11 KiB
C++
270 lines
11 KiB
C++
/*
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*
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* Copyright (C) 2000-2016, 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: dcmsr
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*
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* Author: Joerg Riesmeier
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*
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* Purpose:
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* classes: DSRSpatialCoordinatesValue
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*
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*/
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#ifndef DSRSCOVL_H
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#define DSRSCOVL_H
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#include "dcmtk/config/osconfig.h" /* make sure OS specific configuration is included first */
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#include "dcmtk/dcmsr/dsrtypes.h"
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#include "dcmtk/dcmsr/dsrscogr.h"
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/*---------------------*
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* class declaration *
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*---------------------*/
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/** Class for spatial coordinate values
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*/
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class DCMTK_DCMSR_EXPORT DSRSpatialCoordinatesValue
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{
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// allow access to getValuePtr()
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friend class DSRContentItem;
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public:
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/** default constructor
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*/
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DSRSpatialCoordinatesValue();
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/** constructor
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** @param graphicType graphic type specifying the geometry of the coordinates
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*/
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DSRSpatialCoordinatesValue(const DSRTypes::E_GraphicType graphicType);
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/** copy constructor
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** @param coordinatesValue spatial coordinates value to be copied (not checked !)
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*/
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DSRSpatialCoordinatesValue(const DSRSpatialCoordinatesValue &coordinatesValue);
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/** destructor
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*/
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virtual ~DSRSpatialCoordinatesValue();
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/** assignment operator
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** @param coordinatesValue spatial coordinates value to be copied (not checked !)
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** @return reference to this spatial coordinates value after 'coordinatesValue' has
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* been copied
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*/
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DSRSpatialCoordinatesValue &operator=(const DSRSpatialCoordinatesValue &coordinatesValue);
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/** clear all internal variables.
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* Graphic type is set to GT_invalid. Since an empty list of graphic data is invalid
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* the spatial coordinates value becomes invalid afterwards.
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*/
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virtual void clear();
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/** check whether the current spatial coordinates value is valid.
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* The value is valid if the graphic type is not GT_invalid and the graphic data is
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* valid. See checkGraphicData() method for details.
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** @return OFTrue if reference value is valid, OFFalse otherwise
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*/
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virtual OFBool isValid() const;
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/** check whether the content is short.
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* This method is used to check whether the rendered output of this content item can be
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* expanded inline or not (used for renderHTML()).
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** @param flags flag used to customize the output (see DSRTypes::HF_xxx)
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** @return OFTrue if the content is short, OFFalse otherwise
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*/
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virtual OFBool isShort(const size_t flags) const;
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/** print spatial coordinates.
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* The output of a typical spatial coordinates value looks like this: (CIRCLE,0/0,255/255).
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** @param stream output stream to which the spatial coordinates value should be printed
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* @param flags flag used to customize the output (see DSRTypes::PF_xxx)
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** @return status, EC_Normal if successful, an error code otherwise
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*/
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virtual OFCondition print(STD_NAMESPACE ostream &stream,
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const size_t flags) const;
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/** read spatial coordinates value from dataset
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** @param dataset DICOM dataset from which the value should be read
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* @param flags flag used to customize the reading process (see DSRTypes::RF_xxx)
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** @return status, EC_Normal if successful, an error code otherwise
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*/
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virtual OFCondition read(DcmItem &dataset,
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const size_t flags);
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/** write spatial coordinates reference value to dataset
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** @param dataset DICOM dataset to which the value should be written
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** @return status, EC_Normal if successful, an error code otherwise
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*/
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virtual OFCondition write(DcmItem &dataset) const;
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/** read spatial coordinates value from XML document
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** @param doc document containing the XML file content
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* @param cursor cursor pointing to the starting node
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* @param flags flag used to customize the reading process (see DSRTypes::XF_xxx)
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** @return status, EC_Normal if successful, an error code otherwise
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*/
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virtual OFCondition readXML(const DSRXMLDocument &doc,
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DSRXMLCursor cursor,
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const size_t flags);
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/** write spatial coordinates value in XML format
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** @param stream output stream to which the XML document is written
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* @param flags flag used to customize the output (see DSRTypes::XF_xxx)
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** @return status, EC_Normal if successful, an error code otherwise
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*/
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virtual OFCondition writeXML(STD_NAMESPACE ostream &stream,
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const size_t flags) const;
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/** render spatial coordinates value in HTML/XHTML format
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** @param docStream output stream to which the main HTML/XHTML document is written
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* @param annexStream output stream to which the HTML/XHTML document annex is written
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* @param annexNumber reference to the variable where the current annex number is
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* stored. Value is increased automatically by 1 after a new entry
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* has been added.
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* @param flags flag used to customize the output (see DSRTypes::HF_xxx)
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** @return status, EC_Normal if successful, an error code otherwise
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*/
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virtual OFCondition renderHTML(STD_NAMESPACE ostream &docStream,
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STD_NAMESPACE ostream &annexStream,
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size_t &annexNumber,
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const size_t flags) const;
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/** get copy of spatial coordinates value
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** @param coordinatesValue reference to variable in which the value should be stored
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** @return status, EC_Normal if successful, an error code otherwise
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*/
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OFCondition getValue(DSRSpatialCoordinatesValue &coordinatesValue) const;
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/** get reference to spatial coordinates value
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** @return reference to spatial coordinates value
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*/
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inline const DSRSpatialCoordinatesValue &getValue() const
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{
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return *this;
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}
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/** get current graphic type.
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* The graphic type specifies the geometry of the coordinates stored in the graphic data
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* list.
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** @return graphic type (might be GT_invalid)
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*/
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inline DSRTypes::E_GraphicType getGraphicType() const
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{
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return GraphicType;
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}
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/** get reference to graphic data list.
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* This list contains an ordered set of (columns,rows) pairs that denote positions in an
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* image. The allowed number of pairs is depending on the graphic type.
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** @return reference to graphic data list
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*/
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inline DSRGraphicDataList &getGraphicDataList()
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{
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return GraphicDataList;
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}
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/** get fiducial UID.
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* Optional - This is the globally unique identifier for this fiducial item. It can be
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* used to associate these spatial coordinates with other content items.
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** @return fiducial UID (might be invalid or an empty string)
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*/
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inline const OFString &getFiducialUID() const
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{
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return FiducialUID;
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}
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/** set spatial coordinates value.
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* Before setting the value, the graphic type and data are usually checked. If the value
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* is invalid, the current value is not replaced and remains unchanged.
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** @param coordinatesValue value to be set
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* @param check if enabled, check values for validity before setting them.
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* See checkXXX() methods for details. Empty values are only
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* accepted for non-mandatory attributes.
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** @return status, EC_Normal if successful, an error code otherwise
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*/
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OFCondition setValue(const DSRSpatialCoordinatesValue &coordinatesValue,
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const OFBool check = OFTrue);
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/** set current graphic type.
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* The graphic type specifies the geometry of the coordinates stored in the graphic data
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* list.
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** @param graphicType graphic type to be set (GT_invalid is not allowed)
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* @param check dummy parameter (currently not used)
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** @return status, EC_Normal if successful, an error code otherwise
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*/
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OFCondition setGraphicType(const DSRTypes::E_GraphicType graphicType,
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const OFBool check = OFTrue);
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/** set current fiducial UID.
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* Globally unique identifier that can be used to associate these spatial coordinates
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* with other content items.
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** @param fiducialUID value to be set (VR=UI, optional)
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* @param check if enabled, check value for validity before setting it. See
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* checkFiducialUID() method for details.
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** @return status, EC_Normal if successful, an error code otherwise
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*/
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OFCondition setFiducialUID(const OFString &fiducialUID,
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const OFBool check = OFTrue);
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protected:
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/** get pointer to spatial coordinates value
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** @return pointer to spatial coordinates value (never NULL)
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*/
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inline DSRSpatialCoordinatesValue *getValuePtr()
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{
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return this;
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}
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/** check the specified graphic type and data for validity.
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* If 'graphicType' is valid, the number of entries in the 'graphicDatalist' are checked.
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* A POINT needs exactly 1 value pair (column,row), a MULTIPOINT at least 1?, a POLYLINE
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* at least 1?, a CIRCLE exactly 2 and an ELLIPSE exactly 4.
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** @param graphicType graphic type to be checked
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* @param graphicDataList list of graphic data to be checked
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* @param reportWarnings if enabled, report a warning message on each deviation from
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* an expected value to the logger
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** @return status, EC_Normal if graphic type and data are valid, an error code otherwise
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*/
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OFCondition checkGraphicData(const DSRTypes::E_GraphicType graphicType,
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const DSRGraphicDataList &graphicDataList,
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const OFBool reportWarnings = OFFalse) const;
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/** check the specified fiducial UID for validity
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** @param fiducialUID fiducial UID to be checked
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** @return status, EC_Normal if fiducial UID is valid, an error code otherwise
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*/
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OFCondition checkFiducialUID(const OFString &fiducialUID) const;
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private:
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/// Graphic Type (associated DICOM VR=CS, type 1)
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DSRTypes::E_GraphicType GraphicType;
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/// Graphic Data (associated DICOM VR=FL, VM=2-n, type 1)
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DSRGraphicDataList GraphicDataList;
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/// Fiducial UID (VR=UI, VM=1, type 3)
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OFString FiducialUID;
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/// Pixel Origin Interpretation (VR=CS, VM=1, type 1C)
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// - tbd: conditional attribute not yet supported
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};
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#endif
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