151 lines
7.6 KiB
C++
151 lines
7.6 KiB
C++
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/* -*- 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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#include <cppunit/TestAssert.h>
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#include <cppunit/TestFixture.h>
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#include <cppunit/extensions/HelperMacros.h>
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#include <basegfx/color/bcolor.hxx>
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#include <basegfx/color/bcolortools.hxx>
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namespace basegfx
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{
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class bcolor : public CppUnit::TestFixture
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{
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BColor maWhite;
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BColor maBlack;
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BColor maRed;
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BColor maGreen;
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BColor maBlue;
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BColor maYellow;
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BColor maMagenta;
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BColor maCyan;
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public:
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bcolor()
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: maWhite(1, 1, 1)
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, maBlack(0, 0, 0)
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, maRed(1, 0, 0)
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, maGreen(0, 1, 0)
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, maBlue(0, 0, 1)
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, maYellow(1, 1, 0)
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, maMagenta(1, 0, 1)
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, maCyan(0, 1, 1)
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{
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}
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// insert your test code here.
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void hslTest()
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{
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CPPUNIT_ASSERT_EQUAL_MESSAGE("white", BColor(0, 0, 1), utils::rgb2hsl(maWhite));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("black", BColor(0, 0, 0), utils::rgb2hsl(maBlack));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("red", BColor(0, 1, 0.5), utils::rgb2hsl(maRed));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("green", BColor(120, 1, 0.5), utils::rgb2hsl(maGreen));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("blue", BColor(240, 1, 0.5), utils::rgb2hsl(maBlue));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("yellow", BColor(60, 1, 0.5), utils::rgb2hsl(maYellow));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("magenta", BColor(300, 1, 0.5), utils::rgb2hsl(maMagenta));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("cyan", BColor(180, 1, 0.5), utils::rgb2hsl(maCyan));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("third hue case", BColor(210, 1, 0.5),
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utils::rgb2hsl(BColor(0, 0.5, 1)));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("roundtrip white", maWhite,
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utils::hsl2rgb(utils::rgb2hsl(maWhite)));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("roundtrip black", maBlack,
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utils::hsl2rgb(utils::rgb2hsl(maBlack)));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("roundtrip red", maRed, utils::hsl2rgb(utils::rgb2hsl(maRed)));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("roundtrip green", maGreen,
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utils::hsl2rgb(utils::rgb2hsl(maGreen)));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("roundtrip blue", maBlue,
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utils::hsl2rgb(utils::rgb2hsl(maBlue)));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("roundtrip yellow", maYellow,
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utils::hsl2rgb(utils::rgb2hsl(maYellow)));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("roundtrip magenta", maMagenta,
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utils::hsl2rgb(utils::rgb2hsl(maMagenta)));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("roundtrip cyan", maCyan,
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utils::hsl2rgb(utils::rgb2hsl(maCyan)));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("grey10", BColor(0, 0, .1), utils::rgb2hsl(maWhite * .1));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("grey90", BColor(0, 0, .9), utils::rgb2hsl(maWhite * .9));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("red/2", BColor(0, 1, 0.25), utils::rgb2hsl(maRed * .5));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("green/2", BColor(120, 1, 0.25), utils::rgb2hsl(maGreen * .5));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("blue/2", BColor(240, 1, 0.25), utils::rgb2hsl(maBlue * .5));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("yellow/2", BColor(60, 1, 0.25),
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utils::rgb2hsl(maYellow * .5));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("magenta/2", BColor(300, 1, 0.25),
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utils::rgb2hsl(maMagenta * .5));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("cyan/2", BColor(180, 1, 0.25), utils::rgb2hsl(maCyan * .5));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("pastel", BColor(0, .5, .5),
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utils::rgb2hsl(BColor(.75, .25, .25)));
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}
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// insert your test code here.
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void hsvTest()
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{
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CPPUNIT_ASSERT_EQUAL_MESSAGE("white", BColor(0, 0, 1), utils::rgb2hsv(maWhite));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("black", BColor(0, 0, 0), utils::rgb2hsv(maBlack));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("red", BColor(0, 1, 1), utils::rgb2hsv(maRed));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("green", BColor(120, 1, 1), utils::rgb2hsv(maGreen));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("blue", BColor(240, 1, 1), utils::rgb2hsv(maBlue));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("yellow", BColor(60, 1, 1), utils::rgb2hsv(maYellow));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("magenta", BColor(300, 1, 1), utils::rgb2hsv(maMagenta));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("cyan", BColor(180, 1, 1), utils::rgb2hsv(maCyan));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("roundtrip white", maWhite,
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utils::hsv2rgb(utils::rgb2hsv(maWhite)));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("roundtrip black", maBlack,
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utils::hsv2rgb(utils::rgb2hsv(maBlack)));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("roundtrip red", maRed, utils::hsv2rgb(utils::rgb2hsv(maRed)));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("roundtrip green", maGreen,
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utils::hsv2rgb(utils::rgb2hsv(maGreen)));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("roundtrip blue", maBlue,
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utils::hsv2rgb(utils::rgb2hsv(maBlue)));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("roundtrip yellow", maYellow,
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utils::hsv2rgb(utils::rgb2hsv(maYellow)));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("roundtrip magenta", maMagenta,
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utils::hsv2rgb(utils::rgb2hsv(maMagenta)));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("roundtrip cyan", maCyan,
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utils::hsv2rgb(utils::rgb2hsv(maCyan)));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("grey10", BColor(0, 0, .1), utils::rgb2hsv(maWhite * .1));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("grey90", BColor(0, 0, .9), utils::rgb2hsv(maWhite * .9));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("red/2", BColor(0, 1, 0.5), utils::rgb2hsv(maRed * .5));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("green/2", BColor(120, 1, 0.5), utils::rgb2hsv(maGreen * .5));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("blue/2", BColor(240, 1, 0.5), utils::rgb2hsv(maBlue * .5));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("yellow/2", BColor(60, 1, 0.5), utils::rgb2hsv(maYellow * .5));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("magenta/2", BColor(300, 1, 0.5),
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utils::rgb2hsv(maMagenta * .5));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("cyan/2", BColor(180, 1, 0.5), utils::rgb2hsv(maCyan * .5));
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CPPUNIT_ASSERT_EQUAL_MESSAGE("pastel", BColor(0, .5, .5),
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utils::rgb2hsv(BColor(.5, .25, .25)));
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}
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CPPUNIT_TEST_SUITE(bcolor);
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CPPUNIT_TEST(hslTest);
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CPPUNIT_TEST(hsvTest);
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CPPUNIT_TEST_SUITE_END();
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};
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} // namespace basegfx
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CPPUNIT_TEST_SUITE_REGISTRATION(basegfx::bcolor);
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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