1 // Copyright (C) 2009 - 2012 Mathias Froehlich - Mathias.Froehlich@web.de
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Library General Public
5 // License as published by the Free Software Foundation; either
6 // version 2 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Library General Public License for more details.
13 // You should have received a copy of the GNU General Public License
14 // along with this program; if not, write to the Free Software
15 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 #ifndef HLADataType_hxx
19 #define HLADataType_hxx
22 #include <simgear/structure/SGWeakPtr.hxx>
23 #include <simgear/structure/SGWeakReferenced.hxx>
24 #include "RTIData.hxx"
28 class HLADataTypeVisitor;
30 class HLABasicDataType;
31 class HLAArrayDataType;
32 class HLAEnumeratedDataType;
33 class HLAFixedRecordDataType;
34 class HLAVariantRecordDataType;
36 class HLADataType : public SGWeakReferenced {
38 virtual ~HLADataType();
40 const std::string& getName() const
43 const std::string& getSemantics() const
44 { return _semantics; }
45 void setSemantics(const std::string& semantics)
46 { _semantics = semantics; }
48 unsigned getAlignment() const
49 { return _alignment; }
51 virtual void accept(HLADataTypeVisitor& visitor) const;
53 virtual const HLABasicDataType* toBasicDataType() const;
54 virtual const HLAArrayDataType* toArrayDataType() const;
55 virtual const HLAEnumeratedDataType* toEnumeratedDataType() const;
56 virtual const HLAFixedRecordDataType* toFixedRecordDataType() const;
57 virtual const HLAVariantRecordDataType* toVariantRecordDataType() const;
59 /// Recompute the alignment value of this data type.
60 /// Return true if the alignment changed, false otherwise.
61 bool recomputeAlignment();
62 /// Release references to other data types. Since we can have cycles this is
63 /// required for propper feeing of memory.
64 virtual void releaseDataTypeReferences();
67 HLADataType(const std::string& name, unsigned alignment = 1);
68 void setAlignment(unsigned alignment);
70 virtual void _recomputeAlignmentImplementation();
74 std::string _semantics;
78 } // namespace simgear