b61ae38fe4
Change-Id: Ic6796c91318bc838804ec30790f52480734e9b7f Reviewed-on: https://gerrit.libreoffice.org/c/core/+/176615 Reviewed-by: Ilmari Lauhakangas <ilmari.lauhakangas@libreoffice.org> Tested-by: Jenkins
67 lines
2.1 KiB
C++
67 lines
2.1 KiB
C++
/* -*- 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 .
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <sal/types.h>
|
|
|
|
/* Definition of Color class */
|
|
|
|
namespace cppcanvas
|
|
{
|
|
/** 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;
|
|
|
|
inline sal_uInt8 getRed( IntSRGBA nCol )
|
|
{
|
|
return static_cast<sal_uInt8>( (nCol&0xFF000000U) >> 24U );
|
|
}
|
|
|
|
inline sal_uInt8 getGreen( IntSRGBA nCol )
|
|
{
|
|
return static_cast<sal_uInt8>( (nCol&0x00FF0000U) >> 16U );
|
|
}
|
|
|
|
inline sal_uInt8 getBlue( IntSRGBA nCol )
|
|
{
|
|
return static_cast<sal_uInt8>( (nCol&0x0000FF00U) >> 8U );
|
|
}
|
|
|
|
inline sal_uInt8 getAlpha( IntSRGBA nCol )
|
|
{
|
|
return static_cast<sal_uInt8>( nCol&0x000000FFU );
|
|
}
|
|
|
|
inline 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 makeColorARGB( sal_uInt8 nAlpha, sal_uInt8 nRed, sal_uInt8 nGreen, sal_uInt8 nBlue)
|
|
{
|
|
return (nAlpha << 24U)|(nRed << 16U)|(nGreen << 8U)|nBlue;
|
|
}
|
|
|
|
}
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|