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Diffstat (limited to 'include/basebmp/iteratortraits.hxx')
-rw-r--r-- | include/basebmp/iteratortraits.hxx | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/include/basebmp/iteratortraits.hxx b/include/basebmp/iteratortraits.hxx new file mode 100644 index 000000000000..5d87df7d5a85 --- /dev/null +++ b/include/basebmp/iteratortraits.hxx @@ -0,0 +1,49 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#ifndef INCLUDED_BASEBMP_ITERATORTRAITS_HXX +#define INCLUDED_BASEBMP_ITERATORTRAITS_HXX + +#include <basebmp/accessor.hxx> +#include <basebmp/nonstandarditerator.hxx> + +namespace basebmp +{ + +template< class Iterator > struct IteratorTraits +{ + /// VigraTrueType, if iterator does not provide *operator()/operator[] methods + typedef typename vigra::IsDerivedFrom<Iterator,NonStandardIterator>::result + isNonStandardIterator; + + /// Retrieve default accessor for this iterator (and given value type) + template< typename ValueType > struct defaultAccessor : public + // select according to non-standardness of iterator type + vigra::If< isNonStandardIterator, + NonStandardAccessor< ValueType >, + StandardAccessor< ValueType > > + {}; + +}; + +} // namespace basebmp + +#endif /* INCLUDED_BASEBMP_ITERATORTRAITS_HXX */ + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |