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94 lines
2.4 KiB
C
94 lines
2.4 KiB
C
3 weeks ago
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/*=========================================================================
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Program: DICOMParser
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Module: DICOMCallback.h
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Language: C++
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Copyright (c) 2003 Matt Turek
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All rights reserved.
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See Copyright.txt for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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#ifndef __DICOM_CALLBACK_H_
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#define __DICOM_CALLBACK_H_
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#ifdef _MSC_VER
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#pragma warning(disable : 4514)
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#pragma warning(disable : 4786)
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#pragma warning(disable : 4503)
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#pragma warning(disable : 4710)
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#pragma warning(disable : 4702)
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#pragma warning(push, 3)
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#endif
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#include "DICOMConfig.h"
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#include "DICOMParser.h"
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//
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// Pure virtual class that specifies the interface
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// for a DICOMCallback.
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//
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// The DICOMParser allows a vector of callbacks to
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// be specified for each group element tag. When
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// a group, element with a registered callback is
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// encountered, the callback is called and passed
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// the group, element, type, data, and data length.
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//
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class DICOM_EXPORT DICOMCallback
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{
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public:
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virtual ~DICOMCallback() {}
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virtual void Execute(DICOMParser* parser, doublebyte group, doublebyte element,
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DICOMParser::VRTypes type, unsigned char* val, quadbyte len) = 0;
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};
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//
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// Subclass of DICOMCallback which can be used
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// with member functions.
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//
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template <class T>
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class DICOMMemberCallback : public DICOMCallback
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{
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public:
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typedef void (T::*TMemberFunctionPointer)(DICOMParser* parser, doublebyte group,
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doublebyte element, DICOMParser::VRTypes type, unsigned char* val, quadbyte len);
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//
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// Method to set the object and member function pointers
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// that will be called in the callback.
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//
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void SetCallbackFunction(T* object, TMemberFunctionPointer memberFunction)
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{
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ObjectThis = object;
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MemberFunction = memberFunction;
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}
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//
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// Execute method implementation from DICOMCallback.
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//
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void Execute(DICOMParser* parser, doublebyte group, doublebyte element, DICOMParser::VRTypes type,
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unsigned char* val, quadbyte len) override
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{
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if (MemberFunction)
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{
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((*ObjectThis).*(MemberFunction))(parser, group, element, type, val, len);
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}
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}
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protected:
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T* ObjectThis;
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TMemberFunctionPointer MemberFunction;
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};
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#ifdef _MSC_VER
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#pragma warning(pop)
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#endif
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#endif
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