cf342fe928
reportbuilder, license file not needed.
Patch contributed by Armin Le Grand
http://svn.apache.org/viewvc?view=revision&revision=1305814
Adapting extras/ to our wordbook setup.
89 lines
3.1 KiB
C++
89 lines
3.1 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_BASEBMP_INTCONVERSION_HXX
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#define INCLUDED_BASEBMP_INTCONVERSION_HXX
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#include <vigra/rgbvalue.hxx>
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#include <functional>
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namespace basebmp
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{
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// metafunctions to retrieve correct POD from/to basebmp::Color
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//------------------------------------------------------------------------
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/// type-safe conversion from RgbValue to packed int32
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template< class RgbVal > struct UInt32FromRgbValue
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{
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sal_uInt32 operator()( RgbVal const& c ) const
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{
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return (c[0] << 16) | (c[1] << 8) | c[2];
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}
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};
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/// type-safe conversion from packed int32 to RgbValue
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template< class RgbVal > struct RgbValueFromUInt32
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{
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RgbVal operator()( sal_uInt32 c ) const
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{
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return RgbVal((c >> 16) & 0xFF,
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(c >> 8) & 0xFF,
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c & 0xFF);
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}
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};
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//Current c++0x draft (apparently) has std::identity, but not operator()
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template<typename T> struct SGI_identity : public std::unary_function<T,T>
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{
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T& operator()(T& x) const { return x; }
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const T& operator()(const T& x) const { return x; }
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};
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/// Get converter from given data type to sal_uInt32
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template< typename DataType > struct uInt32Converter
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{
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typedef SGI_identity<DataType> to;
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typedef SGI_identity<DataType> from;
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};
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template< unsigned int RedIndex,
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unsigned int GreenIndex,
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unsigned int BlueIndex > struct uInt32Converter<
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vigra::RGBValue< sal_uInt8,
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RedIndex,
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GreenIndex,
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BlueIndex > >
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{
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typedef UInt32FromRgbValue<
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vigra::RGBValue< sal_uInt8,
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RedIndex,
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GreenIndex,
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BlueIndex > >
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to;
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typedef RgbValueFromUInt32<
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vigra::RGBValue< sal_uInt8,
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RedIndex,
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GreenIndex,
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BlueIndex > >
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from;
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};
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}
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#endif /* INCLUDED_BASEBMP_INTCONVERSION_HXX */
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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