126 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			126 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| ///////////////////////////////////////////////////////////////////////////
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| //
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| // Copyright (c) 2004, Industrial Light & Magic, a division of Lucas
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| // Digital Ltd. LLC
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| //
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| // All rights reserved.
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| //
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| // Redistribution and use in source and binary forms, with or without
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| // modification, are permitted provided that the following conditions are
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| // met:
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| // *       Redistributions of source code must retain the above copyright
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| // notice, this list of conditions and the following disclaimer.
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| // *       Redistributions in binary form must reproduce the above
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| // copyright notice, this list of conditions and the following disclaimer
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| // in the documentation and/or other materials provided with the
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| // distribution.
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| // *       Neither the name of Industrial Light & Magic nor the names of
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| // its contributors may be used to endorse or promote products derived
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| // from this software without specific prior written permission.
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| //
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| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| //
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| ///////////////////////////////////////////////////////////////////////////
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| 
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| 
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| 
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| //-----------------------------------------------------------------------------
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| //
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| //	class OpaqueAttribute
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| //
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| //-----------------------------------------------------------------------------
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| 
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| #include <ImfOpaqueAttribute.h>
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| #include "Iex.h"
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| #include <string.h>
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| 
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| namespace Imf {
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| 
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| 
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| OpaqueAttribute::OpaqueAttribute (const char typeName[]):
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|     _typeName (strlen (typeName) + 1),
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|     _dataSize (0)
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| {
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|     strcpy (_typeName, typeName);
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| }
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| 
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| 
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| OpaqueAttribute::OpaqueAttribute (const OpaqueAttribute &other):
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|     _typeName (strlen (other._typeName) + 1),
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|     _dataSize (other._dataSize),
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|     _data (other._dataSize)
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| {
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|     strcpy (_typeName, other._typeName);
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|     _data.resizeErase (other._dataSize);
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|     memcpy ((char *) _data, (const char *) other._data, other._dataSize);
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| }
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| 
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| 
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| OpaqueAttribute::~OpaqueAttribute ()
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| {
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|     // empty
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| }
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| 
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| 
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| const char *
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| OpaqueAttribute::typeName () const
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| {
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|     return _typeName;
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| }
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| 
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| 
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| Attribute *
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| OpaqueAttribute::copy () const
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| {
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|     return new OpaqueAttribute (*this);
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| }
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| 
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| 
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| void
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| OpaqueAttribute::writeValueTo (OStream &os, int) const
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| {
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|     Xdr::write <StreamIO> (os, _data, _dataSize);
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| }
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| 
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| 
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| void
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| OpaqueAttribute::readValueFrom (IStream &is, int size, int)
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| {
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|     _data.resizeErase (size);
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|     _dataSize = size;
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|     Xdr::read <StreamIO> (is, _data, size);
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| }
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| 
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| 
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| void
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| OpaqueAttribute::copyValueFrom (const Attribute &other)
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| {
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|     const OpaqueAttribute *oa = dynamic_cast <const OpaqueAttribute *> (&other);
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| 
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|     if (oa == 0 || strcmp (_typeName, oa->_typeName))
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|     {
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|     THROW (Iex::TypeExc, "Cannot copy the value of an "
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|                  "image file attribute of type "
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|                  "\"" << other.typeName() << "\" "
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|                  "to an attribute of type "
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|                  "\"" << _typeName << "\".");
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|     }
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| 
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|     _data.resizeErase (oa->_dataSize);
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|     _dataSize = oa->_dataSize;
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|     memcpy ((char *) _data, (const char *) oa->_data, oa->_dataSize);
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| }
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| 
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| 
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| } // namespace Imf
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