#ifndef __GIF_Handler_hpp__
#define __GIF_Handler_hpp__ 1
// =================================================================================================
// ADOBE SYSTEMS INCORPORATED
// Copyright 2002-2007 Adobe Systems Incorporated
// All Rights Reserved
//
// NOTICE: Adobe permits you to use, modify, and distribute this file in accordance with the terms
// of the Adobe license agreement accompanying it.
//
// Derived from PNG_Handler.hpp by Ian Jacobi
// =================================================================================================
#include "public/include/XMP_Environment.h" // ! XMP_Environment.h must be the first included header.
#include "public/include/XMP_Const.h"
#include "public/include/XMP_IO.hpp"
#include "XMPFiles/source/XMPFiles_Impl.hpp"
#include "source/XMPFiles_IO.hpp"
#include "XMPFiles/source/FormatSupport/GIF_Support.hpp"
// =================================================================================================
/// \file GIF_Handler.hpp
/// \brief File format handler for GIF.
///
/// This header ...
///
// =================================================================================================
// *** Could derive from Basic_Handler - buffer file tail in a temp file.
extern XMPFileHandler* GIF_MetaHandlerCTor ( XMPFiles* parent );
extern bool GIF_CheckFormat ( XMP_FileFormat format,
XMP_StringPtr filePath,
XMP_IO* fileRef,
XMPFiles* parent );
static const XMP_OptionBits kGIF_HandlerFlags = ( kXMPFiles_CanInjectXMP |
kXMPFiles_CanExpand |
kXMPFiles_PrefersInPlace |
kXMPFiles_AllowsOnlyXMP |
kXMPFiles_ReturnsRawPacket |
kXMPFiles_NeedsReadOnlyPacket
);
class GIF_MetaHandler : public XMPFileHandler
{
public:
void CacheFileData();
void ProcessTNail();
void ProcessXMP();
void UpdateFile ( bool doSafeUpdate );
void WriteTempFile ( XMP_IO* tempRef );
bool SafeWriteFile ();
GIF_MetaHandler ( XMPFiles* parent );
virtual ~GIF_MetaHandler();
}; // GIF_MetaHandler
// =================================================================================================
#endif /* __GIF_Handler_hpp__ */