1/////////////////////////////////////////////////////////////////////////// 2// 3// Copyright (c) 2004, Industrial Light & Magic, a division of Lucas 4// Digital Ltd. LLC 5// 6// All rights reserved. 7// 8// Redistribution and use in source and binary forms, with or without 9// modification, are permitted provided that the following conditions are 10// met: 11// * Redistributions of source code must retain the above copyright 12// notice, this list of conditions and the following disclaimer. 13// * Redistributions in binary form must reproduce the above 14// copyright notice, this list of conditions and the following disclaimer 15// in the documentation and/or other materials provided with the 16// distribution. 17// * Neither the name of Industrial Light & Magic nor the names of 18// its contributors may be used to endorse or promote products derived 19// from this software without specific prior written permission. 20// 21// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 24// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 25// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 26// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 27// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 31// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32// 33/////////////////////////////////////////////////////////////////////////// 34 35 36 37#ifndef INCLUDED_IMF_OPAQUE_ATTRIBUTE_H 38#define INCLUDED_IMF_OPAQUE_ATTRIBUTE_H 39 40//----------------------------------------------------------------------------- 41// 42// class OpaqueAttribute 43// 44// When an image file is read, OpqaqueAttribute objects are used 45// to hold the values of attributes whose types are not recognized 46// by the reading program. OpaqueAttribute objects can be read 47// from an image file, copied, and written back to to another image 48// file, but their values are inaccessible. 49// 50//----------------------------------------------------------------------------- 51 52#include <ImfAttribute.h> 53#include <ImfArray.h> 54 55namespace Imf { 56 57 58class OpaqueAttribute: public Attribute 59{ 60 public: 61 62 //---------------------------- 63 // Constructors and destructor 64 //---------------------------- 65 66 OpaqueAttribute (const char typeName[]); 67 OpaqueAttribute (const OpaqueAttribute &other); 68 virtual ~OpaqueAttribute (); 69 70 71 //------------------------------- 72 // Get this attribute's type name 73 //------------------------------- 74 75 virtual const char * typeName () const; 76 77 78 //------------------------------ 79 // Make a copy of this attribute 80 //------------------------------ 81 82 virtual Attribute * copy () const; 83 84 85 //---------------- 86 // I/O and copying 87 //---------------- 88 89 virtual void writeValueTo (OStream &os, 90 int version) const; 91 92 virtual void readValueFrom (IStream &is, 93 int size, 94 int version); 95 96 virtual void copyValueFrom (const Attribute &other); 97 98 99 private: 100 101 Array<char> _typeName; 102 long _dataSize; 103 Array<char> _data; 104}; 105 106 107} // namespace Imf 108 109// Metrowerks compiler wants the .cpp file inlined, too 110#ifdef __MWERKS__ 111#include <ImfOpaqueAttribute.cpp> 112#endif 113 114#endif 115