710f41b7ae
Change-Id: I6a92196f33d7a5278c7dcc426112e9c56d582655 Reviewed-on: https://gerrit.libreoffice.org/4627 Reviewed-by: Norbert Thiebaud <nthiebaud@gmail.com> Tested-by: Norbert Thiebaud <nthiebaud@gmail.com>
215 lines
9.9 KiB
C++
215 lines
9.9 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 _TOOLS_COLOR_HXX
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#define _TOOLS_COLOR_HXX
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#include "tools/toolsdllapi.h"
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class SvStream;
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class ResId;
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#include <tools/solar.h>
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#include <basegfx/color/bcolor.hxx>
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// Color types
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typedef sal_uInt32 ColorData;
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#define RGB_COLORDATA( r,g,b ) ((ColorData)(((sal_uInt32)((sal_uInt8)(b))))|(((sal_uInt32)((sal_uInt8)(g)))<<8)|(((sal_uInt32)((sal_uInt8)(r)))<<16))
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#define TRGB_COLORDATA( t,r,g,b ) ((ColorData)(((sal_uInt32)((sal_uInt8)(b))))|(((sal_uInt32)((sal_uInt8)(g)))<<8)|(((sal_uInt32)((sal_uInt8)(r)))<<16)|(((sal_uInt32)((sal_uInt8)(t)))<<24))
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#define COLORDATA_RED( n ) ((sal_uInt8)((n)>>16))
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#define COLORDATA_GREEN( n ) ((sal_uInt8)(((sal_uInt16)(n)) >> 8))
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#define COLORDATA_BLUE( n ) ((sal_uInt8)(n))
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#define COLORDATA_TRANSPARENCY( n ) ((sal_uInt8)((n)>>24))
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#define COLORDATA_RGB( n ) ((ColorData)((n) & 0x00FFFFFF))
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#define COL_BLACK RGB_COLORDATA( 0x00, 0x00, 0x00 )
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#define COL_BLUE RGB_COLORDATA( 0x00, 0x00, 0x80 )
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#define COL_GREEN RGB_COLORDATA( 0x00, 0x80, 0x00 )
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#define COL_CYAN RGB_COLORDATA( 0x00, 0x80, 0x80 )
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#define COL_RED RGB_COLORDATA( 0x80, 0x00, 0x00 )
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#define COL_MAGENTA RGB_COLORDATA( 0x80, 0x00, 0x80 )
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#define COL_BROWN RGB_COLORDATA( 0x80, 0x80, 0x00 )
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#define COL_GRAY RGB_COLORDATA( 0x80, 0x80, 0x80 )
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#define COL_LIGHTGRAY RGB_COLORDATA( 0xC0, 0xC0, 0xC0 )
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#define COL_LIGHTBLUE RGB_COLORDATA( 0x00, 0x00, 0xFF )
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#define COL_LIGHTGREEN RGB_COLORDATA( 0x00, 0xFF, 0x00 )
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#define COL_LIGHTCYAN RGB_COLORDATA( 0x00, 0xFF, 0xFF )
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#define COL_LIGHTRED RGB_COLORDATA( 0xFF, 0x00, 0x00 )
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#define COL_LIGHTMAGENTA RGB_COLORDATA( 0xFF, 0x00, 0xFF )
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#define COL_LIGHTGRAYBLUE RGB_COLORDATA( 0xE0, 0xE0, 0xFF )
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#define COL_YELLOW RGB_COLORDATA( 0xFF, 0xFF, 0x00 )
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#define COL_WHITE RGB_COLORDATA( 0xFF, 0xFF, 0xFF )
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#define COL_TRANSPARENT TRGB_COLORDATA( 0xFF, 0xFF, 0xFF, 0xFF )
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#define COL_AUTO (ColorData)0xFFFFFFFF
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#define COL_AUTHOR1_DARK RGB_COLORDATA(198, 146, 0)
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#define COL_AUTHOR1_NORMAL RGB_COLORDATA(255, 255, 158)
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#define COL_AUTHOR1_LIGHT RGB_COLORDATA(255, 255, 195)
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#define COL_AUTHOR2_DARK RGB_COLORDATA(6, 70, 162)
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#define COL_AUTHOR2_NORMAL RGB_COLORDATA(216, 232, 255)
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#define COL_AUTHOR2_LIGHT RGB_COLORDATA(233, 242, 255)
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#define COL_AUTHOR3_DARK RGB_COLORDATA(87, 157, 28)
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#define COL_AUTHOR3_NORMAL RGB_COLORDATA(218, 248, 193)
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#define COL_AUTHOR3_LIGHT RGB_COLORDATA(226, 250, 207)
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#define COL_AUTHOR4_DARK RGB_COLORDATA(105, 43, 157)
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#define COL_AUTHOR4_NORMAL RGB_COLORDATA(228, 210, 245)
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#define COL_AUTHOR4_LIGHT RGB_COLORDATA(239, 228, 248)
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#define COL_AUTHOR5_DARK RGB_COLORDATA(197, 0, 11)
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#define COL_AUTHOR5_NORMAL RGB_COLORDATA(254, 205, 208)
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#define COL_AUTHOR5_LIGHT RGB_COLORDATA(255, 227, 229)
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#define COL_AUTHOR6_DARK RGB_COLORDATA(0, 128, 128)
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#define COL_AUTHOR6_NORMAL RGB_COLORDATA(210, 246, 246)
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#define COL_AUTHOR6_LIGHT RGB_COLORDATA(230, 250, 250)
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#define COL_AUTHOR7_DARK RGB_COLORDATA(140, 132, 0)
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#define COL_AUTHOR7_NORMAL RGB_COLORDATA(237, 252, 163)
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#define COL_AUTHOR7_LIGHT RGB_COLORDATA(242, 254, 181)
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#define COL_AUTHOR8_DARK RGB_COLORDATA(53, 85, 107)
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#define COL_AUTHOR8_NORMAL RGB_COLORDATA(211, 222, 232)
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#define COL_AUTHOR8_LIGHT RGB_COLORDATA(226, 234, 241)
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#define COL_AUTHOR9_DARK RGB_COLORDATA(209, 118, 0)
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#define COL_AUTHOR9_NORMAL RGB_COLORDATA(255, 226, 185)
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#define COL_AUTHOR9_LIGHT RGB_COLORDATA(255, 231, 199)
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#define COLOR_CHANNEL_MERGE( _def_cDst, _def_cSrc, _def_cSrcTrans ) \
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((sal_uInt8)((((long)(_def_cDst)-(_def_cSrc))*(_def_cSrcTrans)+(((_def_cSrc)<<8L)|(_def_cDst)))>>8L))
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// Color
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class TOOLS_DLLPUBLIC SAL_WARN_UNUSED Color
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{
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protected:
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ColorData mnColor;
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public:
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Color() { mnColor = COL_BLACK; }
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Color( ColorData nColor ) { mnColor = nColor; }
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Color( sal_uInt8 nRed, sal_uInt8 nGreen, sal_uInt8 nBlue )
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{ mnColor = RGB_COLORDATA( nRed, nGreen, nBlue ); }
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Color( sal_uInt8 nTransparency, sal_uInt8 nRed, sal_uInt8 nGreen, sal_uInt8 nBlue )
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{ mnColor = TRGB_COLORDATA( nTransparency, nRed, nGreen, nBlue ); }
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// This ctor is defined in svtools, not tools!
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Color( const ResId& rResId );
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// constructor to create a tools-Color from ::basegfx::BColor
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explicit Color(const ::basegfx::BColor& rBColor)
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{
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mnColor = RGB_COLORDATA(
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sal_uInt8((rBColor.getRed() * 255.0) + 0.5),
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sal_uInt8((rBColor.getGreen() * 255.0) + 0.5),
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sal_uInt8((rBColor.getBlue() * 255.0) + 0.5));
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}
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void SetRed( sal_uInt8 nRed );
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sal_uInt8 GetRed() const { return COLORDATA_RED( mnColor ); }
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void SetGreen( sal_uInt8 nGreen );
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sal_uInt8 GetGreen() const { return COLORDATA_GREEN( mnColor ); }
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void SetBlue( sal_uInt8 nBlue );
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sal_uInt8 GetBlue() const { return COLORDATA_BLUE( mnColor ); }
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void SetTransparency( sal_uInt8 nTransparency );
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sal_uInt8 GetTransparency() const { return COLORDATA_TRANSPARENCY( mnColor ); }
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void SetColor( ColorData nColor ) { mnColor = nColor; }
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ColorData GetColor() const { return mnColor; }
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ColorData GetRGBColor() const { return COLORDATA_RGB( mnColor ); }
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sal_uInt8 GetColorError( const Color& rCompareColor ) const;
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sal_uInt8 GetLuminance() const;
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void IncreaseLuminance( sal_uInt8 cLumInc );
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void DecreaseLuminance( sal_uInt8 cLumDec );
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void DecreaseContrast( sal_uInt8 cContDec );
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void Invert();
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void Merge( const Color& rMergeColor, sal_uInt8 cTransparency );
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bool IsRGBEqual( const Color& rColor ) const;
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// comparison with luminance thresholds
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bool IsDark() const;
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bool IsBright() const;
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// color space conversion tools
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// the range for h/s/b is:
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// Hue: 0-360 degree
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// Saturation: 0-100 %
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// Brightness: 0-100 %
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static ColorData HSBtoRGB( sal_uInt16 nHue, sal_uInt16 nSat, sal_uInt16 nBri );
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void RGBtoHSB( sal_uInt16& nHue, sal_uInt16& nSat, sal_uInt16& nBri ) const;
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bool operator==( const Color& rColor ) const
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{ return (mnColor == rColor.mnColor); }
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bool operator!=( const Color& rColor ) const
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{ return !(Color::operator==( rColor )); }
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SvStream& Read( SvStream& rIStm, bool bNewFormat = true );
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SvStream& Write( SvStream& rOStm, bool bNewFormat = true );
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TOOLS_DLLPUBLIC friend SvStream& operator>>( SvStream& rIStream, Color& rColor );
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TOOLS_DLLPUBLIC friend SvStream& operator<<( SvStream& rOStream, const Color& rColor );
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// get ::basegfx::BColor from this color
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::basegfx::BColor getBColor() const { return ::basegfx::BColor(GetRed() / 255.0, GetGreen() / 255.0, GetBlue() / 255.0); }
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};
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inline void Color::SetRed( sal_uInt8 nRed )
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{
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mnColor &= 0xFF00FFFF;
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mnColor |= ((sal_uInt32)nRed)<<16;
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}
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inline void Color::SetGreen( sal_uInt8 nGreen )
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{
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mnColor &= 0xFFFF00FF;
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mnColor |= ((sal_uInt16)nGreen)<<8;
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}
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inline void Color::SetBlue( sal_uInt8 nBlue )
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{
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mnColor &= 0xFFFFFF00;
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mnColor |= nBlue;
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}
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inline void Color::SetTransparency( sal_uInt8 nTransparency )
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{
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mnColor &= 0x00FFFFFF;
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mnColor |= ((sal_uInt32)nTransparency)<<24;
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}
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inline bool Color::IsRGBEqual( const Color& rColor ) const
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{
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return (COLORDATA_RGB( mnColor ) == COLORDATA_RGB( rColor.mnColor ));
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}
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inline sal_uInt8 Color::GetLuminance() const
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{
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return( (sal_uInt8) ( ( COLORDATA_BLUE( mnColor ) * 29UL +
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COLORDATA_GREEN( mnColor ) * 151UL +
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COLORDATA_RED( mnColor ) * 76UL ) >> 8UL ) );
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}
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inline void Color::Merge( const Color& rMergeColor, sal_uInt8 cTransparency )
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{
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SetRed( COLOR_CHANNEL_MERGE( COLORDATA_RED( mnColor ), COLORDATA_RED( rMergeColor.mnColor ), cTransparency ) );
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SetGreen( COLOR_CHANNEL_MERGE( COLORDATA_GREEN( mnColor ), COLORDATA_GREEN( rMergeColor.mnColor ), cTransparency ) );
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SetBlue( COLOR_CHANNEL_MERGE( COLORDATA_BLUE( mnColor ), COLORDATA_BLUE( rMergeColor.mnColor ), cTransparency ) );
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}
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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