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GABC_IItem.h
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27 
28 #ifndef __GABC_IItem__
29 #define __GABC_IItem__
30 
31 #include "GABC_API.h"
32 #include "GABC_Include.h"
33 #include "GABC_Types.h"
34 #include <UT/UT_IntrusivePtr.h>
35 #include <UT/UT_String.h>
36 
37 namespace GABC_NAMESPACE
38 {
39 /// Objects stored in GABC_IArchives
40 ///
41 /// Since IArchives keep references to objects, holding onto a reference will
42 /// prevent the archive from closing. When we try to close an archive (i.e. so
43 /// that we can write over it), we can't have any references dangling. The
44 /// GABC_IArchive maintains a set of all the items and can force them to purge
45 /// their data.
47 {
48 public:
49  GABC_IItem(const GABC_IArchivePtr &arch=NULL);
50  GABC_IItem(const GABC_IItem &src);
51  virtual ~GABC_IItem();
52 
54  {
55  setArchive(src.myArchive);
56  return *this;
57  }
58 
59  /// Purge any references to objects in the Alembic archive. Once the
60  /// object is purged, it should be considered to be an invalid object. The
61  /// object does not have to re-resolve itself.
62  /// @warning The purge() method should not alter the base class archive.
63  virtual void purge() = 0;
64 
65  /// @{
66  /// Access the archive
67  const GABC_IArchivePtr &archive() const { return myArchive; }
68  void setArchive(const GABC_IArchivePtr &a);
69  /// @}
70 
71 private:
72  GABC_IArchivePtr myArchive;
73 };
74 }
75 
76 #endif
const GABC_IArchivePtr & archive() const
Definition: GABC_IItem.h:67
GLboolean GLboolean GLboolean GLboolean a
Definition: glcorearb.h:1221
#define GABC_NAMESPACE
Definition: GABC_API.h:42
GABC_IItem & operator=(const GABC_IItem &src)
Definition: GABC_IItem.h:53
#define GABC_API
Definition: GABC_API.h:37
GLenum src
Definition: glcorearb.h:1792