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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: color.hxx,v $
* $Revision: 1.6 $
*
* 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 _CPPCANVAS_COLOR_HXX
#define _CPPCANVAS_COLOR_HXX
#include <com/sun/star/uno/Sequence.hxx>
#include <boost/shared_ptr.hpp>
/* Definition of Color class */
namespace cppcanvas
{
class Color
{
public:
/** Color in the sRGB color space, plus alpha channel
The four bytes of the sal_uInt32 are allocated as follows
to the color channels and alpha: 0xRRGGBBAA.
*/
typedef sal_uInt32 IntSRGBA;
virtual ~Color() {}
virtual IntSRGBA getIntSRGBA( ::com::sun::star::uno::Sequence< double >& rDeviceColor ) const = 0;
virtual ::com::sun::star::uno::Sequence< double > getDeviceColor( IntSRGBA aSRGBA ) const = 0;
};
typedef ::boost::shared_ptr< ::cppcanvas::Color > ColorSharedPtr;
inline sal_uInt8 getRed( Color::IntSRGBA nCol )
{
return static_cast<sal_uInt8>( (nCol&0xFF000000U) >> 24U );
}
inline sal_uInt8 getGreen( Color::IntSRGBA nCol )
{
return static_cast<sal_uInt8>( (nCol&0x00FF0000U) >> 16U );
}
inline sal_uInt8 getBlue( Color::IntSRGBA nCol )
{
return static_cast<sal_uInt8>( (nCol&0x0000FF00U) >> 8U );
}
inline sal_uInt8 getAlpha( Color::IntSRGBA nCol )
{
return static_cast<sal_uInt8>( nCol&0x000000FFU );
}
inline Color::IntSRGBA makeColor( sal_uInt8 nRed, sal_uInt8 nGreen, sal_uInt8 nBlue, sal_uInt8 nAlpha )
{
return (nRed << 24U)|(nGreen << 16U)|(nBlue << 8U)|(nAlpha);
}
inline sal_Int32 unMakeColor( sal_uInt8 nAlpha, sal_uInt8 nRed, sal_uInt8 nGreen, sal_uInt8 nBlue)
{
return (nAlpha << 24U)|(nRed << 16U)|(nGreen << 8U)|(nBlue);
}
inline sal_Int32 makeColorARGB( sal_uInt8 nAlpha, sal_uInt8 nRed, sal_uInt8 nGreen, sal_uInt8 nBlue)
{
return (nAlpha << 24U)|(nRed << 16U)|(nGreen << 8U)|(nBlue);
}
}
#endif /* _CPPCANVAS_COLOR_HXX */
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