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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _BGFX_RANGE_RANGEEXPANDER_HXX
#define _BGFX_RANGE_RANGEEXPANDER_HXX
#include <basegfx/range/b1drange.hxx>
#include <basegfx/range/b1irange.hxx>
#include <basegfx/range/b2drange.hxx>
#include <basegfx/range/b2irange.hxx>
#include <basegfx/range/b3drange.hxx>
#include <basegfx/range/b3irange.hxx>
namespace basegfx
{
/** Generic functor for expanding a range with a number of other
ranges.
Since *Range::expand() is overloaded, straight-forward
application of ::boost::bind and friends fails (because of
ambiguities). Thus, this functor template can be used, to
expand the given range with a number of other ranges, passed
in at the function operator.
@tpl RangeType
Range type to operate with. Preferrably, one of B1*Range,
B2*Range, or B3*Range.
*/
template< typename RangeType > class RangeExpander
{
public:
typedef RangeType ValueType;
typedef void result_type;
explicit RangeExpander( ValueType& rBounds ) :
mrBounds( rBounds )
{
}
void operator()( const ValueType& rBounds )
{
mrBounds.expand( rBounds );
}
private:
ValueType& mrBounds;
};
typedef RangeExpander< B1DRange > B1DRangeExpander;
typedef RangeExpander< B1IRange > B1IRangeExpander;
typedef RangeExpander< B2DRange > B2DRangeExpander;
typedef RangeExpander< B2IRange > B2IRangeExpander;
typedef RangeExpander< B3DRange > B3DRangeExpander;
typedef RangeExpander< B3IRange > B3IRangeExpander;
} // end of namespace basegfx
#endif /* _BGFX_RANGE_RANGEEXPANDER_HXX */
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