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cxEncodedPackage.h
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1 /*=========================================================================
2 This file is part of CustusX, an Image Guided Therapy Application.
3 
4 Copyright (c) 2008-2014, SINTEF Department of Medical Technology
5 All rights reserved.
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8 modification, are permitted provided that the following conditions are met:
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10 1. Redistributions of source code must retain the above copyright notice,
11  this list of conditions and the following disclaimer.
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13 2. Redistributions in binary form must reproduce the above copyright notice,
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31 =========================================================================*/
32 
33 
34 #ifndef ENCODEDPACKAGE_H
35 #define ENCODEDPACKAGE_H
36 
37 #include <iostream>
38 #include <boost/shared_ptr.hpp>
39 //#include <QByteArray>
40 #include <QObject>
41 
42 #include "igtlMessageHeader.h"
43 
44 namespace cx
45 {
46 
50 class EncodedPackage : public QObject
51 {
52 Q_OBJECT
53 
54 public:
55  struct ByteArray
56  {
57  char* pointer;
58  int size;
59  };
60  typedef boost::shared_ptr<ByteArray> ByteArrayPtr;
61 
62 public:
63  EncodedPackage(char* pointer=NULL, int size=0);
64  virtual ~EncodedPackage() {}
65  virtual const ByteArrayPtr data() const = 0;
66  //TODO rename these two...
67  virtual void notifyDataArrived() = 0;
68  virtual bool isFinishedWith() = 0;
69 
70 signals:
71  void dataArrived();
72 
73 protected:
75 
76 };
77 typedef boost::shared_ptr<EncodedPackage> EncodedPackagePtr;
78 
79 
80 //--------------------------------------------------------------
81 template<class TYPE>
83 {
84 public:
85  static EncodedPackagePtr create(typename TYPE::Pointer msg)
86  {
88  }
89  explicit igtlEncodedPackage(typename TYPE::Pointer msg) :
90  EncodedPackage(reinterpret_cast<char*>(msg->GetPackPointer()), msg->GetPackSize()),
91  mMsg(msg),
92  mCanBeOverWritten(true)
93  {}
94  virtual ~igtlEncodedPackage() {}
95 
96  const ByteArrayPtr data() const
97  {
98  return mData;
99  }
100 
101  virtual void notifyDataArrived()
102  {
103  std::cout << "dataArrived()" << std::endl;
104  mCanBeOverWritten = false;
105  emit dataArrived();
106  }
107 
108  virtual bool isFinishedWith()
109  {
110  return mCanBeOverWritten;
111  }
112 
113  //private???
114  typename TYPE::Pointer mMsg;
115 protected:
117 };
118 
119 class igtlEncodedBodyPackage : public igtlEncodedPackage<igtl::MessageBase>
120 {
121 public:
122  static EncodedPackagePtr create(igtl::MessageBase::Pointer msg)
123  {
124  return EncodedPackagePtr(new igtlEncodedBodyPackage(msg));
125  }
126  explicit igtlEncodedBodyPackage(igtl::MessageBase::Pointer msg) :
127  igtlEncodedPackage(msg)
128  {
129  mMsg = msg;
130  mCanBeOverWritten = true;
131  mData->pointer = reinterpret_cast<char*>(msg->GetPackBodyPointer());
132  mData->size = msg->GetPackBodySize();
133  }
135 };
136 
137 
138 //--------------------------------------------------------------
139 template<class TYPE>
140 static EncodedPackagePtr createEncodedPackage(typename TYPE::Pointer msg)
141 {
142  return EncodedPackagePtr(new igtlEncodedPackage<TYPE>(msg));
143 }
144 
145 } //namespace cx
146 #endif // ENCODEDPACKAGE_H
igtlEncodedPackage(typename TYPE::Pointer msg)
virtual bool isFinishedWith()=0
virtual void notifyDataArrived()=0
const ByteArrayPtr data() const
boost::shared_ptr< ByteArray > ByteArrayPtr
static EncodedPackagePtr create(igtl::MessageBase::Pointer msg)
boost::shared_ptr< EncodedPackage > EncodedPackagePtr
virtual bool isFinishedWith()
virtual const ByteArrayPtr data() const =0
virtual void notifyDataArrived()
EncodedPackage(char *pointer=NULL, int size=0)
static EncodedPackagePtr create(typename TYPE::Pointer msg)
igtlEncodedBodyPackage(igtl::MessageBase::Pointer msg)