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// =================================================================================================
// Copyright Adobe
// Copyright 2010 Adobe
// 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.
// =================================================================================================
#include "XMPFiles/source/NativeMetadataSupport/MetadataSet.h"
#include "source/XMP_LibUtils.hpp"
//-----------------------------------------------------------------------------
//
// MetadataSet::MetadataSet(...)
//
// Purpose: ctor/dtor
//
//-----------------------------------------------------------------------------
MetadataSet::MetadataSet()
: mMeta ( NULL )
{
}
MetadataSet::~MetadataSet()
{
delete mMeta;
}
//-----------------------------------------------------------------------------
//
// MetadataSet::append(...)
//
// Purpose: Append metadata container
//
//-----------------------------------------------------------------------------
void MetadataSet::append( IMetadata* meta )
{
if( mMeta == NULL )
{
mMeta = new std::vector<IMetadata*>;
}
mMeta->push_back( meta );
}
//-----------------------------------------------------------------------------
//
// MetadataSet::removeAt(...)
//
// Purpose: Remove metadata container at passed position
//
//-----------------------------------------------------------------------------
void MetadataSet::removeAt( XMP_Uns32 pos )
{
if( mMeta != NULL && pos < mMeta->size() )
{
mMeta->erase( mMeta->begin() + pos );
}
else
{
XMP_Throw( "Index out of range.", kXMPErr_BadIndex );
}
}
//-----------------------------------------------------------------------------
//
// MetadataSet::remove(...)
//
// Purpose: Remove the last metadata container inside the vector
//
//-----------------------------------------------------------------------------
void MetadataSet::remove()
{
if( mMeta != NULL )
{
mMeta->pop_back();
}
}
//-----------------------------------------------------------------------------
//
// MetadataSet::length(...)
//
// Purpose: Return the number of stored metadata container
//
//-----------------------------------------------------------------------------
XMP_Uns32 MetadataSet::length() const
{
XMP_Uns32 ret = 0;
if( mMeta != NULL )
{
ret = (XMP_Uns32)mMeta->size();
}
return ret;
}
//-----------------------------------------------------------------------------
//
// MetadataSet::getAt(...)
//
// Purpose: Return metadata container of passed position.
//
//-----------------------------------------------------------------------------
IMetadata* MetadataSet::getAt( XMP_Uns32 pos ) const
{
IMetadata* ret = NULL;
if( mMeta != NULL && pos < mMeta->size() )
{
ret = mMeta->at(pos);
}
else
{
XMP_Throw( "Index out of range.", kXMPErr_BadIndex );
}
return ret;
}
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