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Diffstat (limited to 'basegfx/inc/basegfx/color/bcolor.hxx')
| -rw-r--r-- | basegfx/inc/basegfx/color/bcolor.hxx | 229 |
1 files changed, 0 insertions, 229 deletions
diff --git a/basegfx/inc/basegfx/color/bcolor.hxx b/basegfx/inc/basegfx/color/bcolor.hxx deleted file mode 100644 index 9b91e212ec89..000000000000 --- a/basegfx/inc/basegfx/color/bcolor.hxx +++ /dev/null @@ -1,229 +0,0 @@ -/* -*- 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 . - */ - -#ifndef _BGFX_COLOR_BCOLOR_HXX -#define _BGFX_COLOR_BCOLOR_HXX - -#include <basegfx/tuple/b3dtuple.hxx> -#include <com/sun/star/uno/Reference.hxx> -#include <com/sun/star/uno/Sequence.hxx> -#include <vector> -#include <basegfx/basegfxdllapi.h> - -////////////////////////////////////////////////////////////////////////////// -// predeclarations - -namespace com { namespace sun { namespace star { namespace rendering { - class XGraphicDevice; -}}}} - -////////////////////////////////////////////////////////////////////////////// - -namespace basegfx -{ - /** Base Color class with three double values - - This class derives all operators and common handling for - a 3D data class from B3DTuple. All necessary extensions - which are special for colors will be added here. - - @see B3DTuple - */ - class BASEGFX_DLLPUBLIC SAL_WARN_UNUSED BColor : public B3DTuple - { - public: - /** Create a Color with red, green and blue components from [0.0 to 1.0] - - The color is initialized to (0.0, 0.0, 0.0) - */ - BColor() - : B3DTuple() - {} - - /** Create a 3D Color - - @param fRed - @param fGreen - @param fBlue - These parameters are used to initialize the red, green and blue intensities of the color - */ - BColor(double fRed, double fGreen, double fBlue) - : B3DTuple(fRed, fGreen, fBlue) - {} - - /** Create a 3D Color - - @param fLuminosity - The parameter is used to initialize the red, green and blue intensities of the color - */ - explicit BColor(double fLuminosity) - : B3DTuple(fLuminosity, fLuminosity, fLuminosity) - {} - - /** Create a copy of a Color - - @param rVec - The Color which will be copied. - */ - BColor(const BColor& rVec) - : B3DTuple(rVec) - {} - - /** constructor with tuple to allow copy-constructing - from B3DTuple-based classes - */ - BColor(const ::basegfx::B3DTuple& rTuple) - : B3DTuple(rTuple) - {} - - ~BColor() - {} - - // data access read - double getRed() const { return mfX; } - double getGreen() const { return mfY; } - double getBlue() const { return mfZ; } - - // data access write - void setRed(double fNew) { mfX = fNew; } - void setGreen(double fNew) { mfY = fNew; } - void setBlue(double fNew) { mfZ = fNew; } - - /** *=operator to allow usage from BColor, too - */ - BColor& operator*=( const BColor& rPnt ) - { - mfX *= rPnt.mfX; - mfY *= rPnt.mfY; - mfZ *= rPnt.mfZ; - return *this; - } - - /** *=operator to allow usage from BColor, too - */ - BColor& operator*=(double t) - { - mfX *= t; - mfY *= t; - mfZ *= t; - return *this; - } - - /** assignment operator to allow assigning the results - of B3DTuple calculations - */ - BColor& operator=( const ::basegfx::B3DTuple& rVec ) - { - mfX = rVec.getX(); - mfY = rVec.getY(); - mfZ = rVec.getZ(); - return *this; - } - - // blend to another color using luminance - void blend(const BColor& rColor) - { - const double fLuminance(luminance()); - mfX = rColor.getRed() * fLuminance; - mfY = rColor.getGreen() * fLuminance; - mfZ = rColor.getBlue() * fLuminance; - } - - // luminance - double luminance() const - { - const double fRedWeight(77.0 / 256.0); // 0.30 - const double fGreenWeight(151.0 / 256.0); // 0.59 - const double fBlueWeight(28.0 / 256.0); // 0.11 - - return (mfX * fRedWeight + mfY * fGreenWeight + mfZ * fBlueWeight); - } - - // distances in color space - double getDistanceRed(const BColor& rColor) const { return (getRed() > rColor.getRed() ? getRed() - rColor.getRed() : rColor.getRed() - getRed()); } - double getDistanceGreen(const BColor& rColor) const { return (getGreen() > rColor.getGreen() ? getGreen() - rColor.getGreen() : rColor.getGreen() - getGreen()); } - double getDistanceBlue(const BColor& rColor) const { return (getBlue() > rColor.getBlue() ? getBlue() - rColor.getBlue() : rColor.getBlue() - getBlue()); } - - double getDistance(const BColor& rColor) const - { - const double fDistR(getDistanceRed(rColor)); - const double fDistG(getDistanceGreen(rColor)); - const double fDistB(getDistanceBlue(rColor)); - - return sqrt(fDistR * fDistR + fDistG * fDistG + fDistB * fDistB); - } - - double getMinimumDistance(const BColor& rColor) const - { - const double fDistR(getDistanceRed(rColor)); - const double fDistG(getDistanceGreen(rColor)); - const double fDistB(getDistanceBlue(rColor)); - - double fRetval(fDistR < fDistG ? fDistR : fDistG); - return (fRetval < fDistB ? fRetval : fDistB); - } - - double getMaximumDistance(const BColor& rColor) const - { - const double fDistR(getDistanceRed(rColor)); - const double fDistG(getDistanceGreen(rColor)); - const double fDistB(getDistanceBlue(rColor)); - - double fRetval(fDistR > fDistG ? fDistR : fDistG); - return (fRetval > fDistB ? fRetval : fDistB); - } - - // clamp color to [0.0..1.0] values in all three intensity components - void clamp() - { - mfX = basegfx::clamp(mfX, 0.0, 1.0); - mfY = basegfx::clamp(mfY, 0.0, 1.0); - mfZ = basegfx::clamp(mfZ, 0.0, 1.0); - } - - void invert() - { - mfX = 1.0 - mfX; - mfY = 1.0 - mfY; - mfZ = 1.0 - mfZ; - } - - static const BColor& getEmptyBColor() - { - return (const BColor&) ::basegfx::B3DTuple::getEmptyTuple(); - } - - com::sun::star::uno::Sequence< double > colorToDoubleSequence(const com::sun::star::uno::Reference< com::sun::star::rendering::XGraphicDevice >& /*xGraphicDevice*/) const - { - com::sun::star::uno::Sequence< double > aRet(4); - double* pRet = aRet.getArray(); - - pRet[0] = mfX; - pRet[1] = mfY; - pRet[2] = mfZ; - pRet[3] = 1.0; - - return aRet; - } - }; -} // end of namespace basegfx - -#endif /* _BGFX_COLOR_BCOLOR_HXX */ - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |