Quelle B2DPolygonTest.cxx Sprache: C

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#include <cppunit/TestAssert.h>
#include <cppunit/TestFixture.h>
#include <cppunit/extensions/HelperMacros.h>

#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/point/b2dpoint.hxx>

namespace basegfx
{
class b2dpolygon : public CppUnit::TestFixture
{
public:
    void testCubicBezier()
    {
        B2DPolygon aPoly;

        aPoly.appendBezierSegment(B2DPoint(1, 1), B2DPoint(2, 2), B2DPoint(3, 3));

        CPPUNIT_ASSERT_EQUAL_MESSAGE("#1 first polygon point wrong", B2DPoint(3, 3),
                                     aPoly.getB2DPoint(0));
        CPPUNIT_ASSERT_EQUAL_MESSAGE("#1 first control point wrong", B2DPoint(2, 2),
                                     aPoly.getPrevControlPoint(0));
        CPPUNIT_ASSERT_EQUAL_MESSAGE("#1 second control point wrong", B2DPoint(3, 3),
                                     aPoly.getNextControlPoint(0));
        CPPUNIT_ASSERT_MESSAGE("next control point not used", !aPoly.isNextControlPointUsed(0));

        aPoly.setNextControlPoint(0, B2DPoint(4, 4));
        CPPUNIT_ASSERT_EQUAL_MESSAGE("#1.1 second control point wrong", B2DPoint(4, 4),
                                     aPoly.getNextControlPoint(0));
        CPPUNIT_ASSERT_MESSAGE("next control point used", aPoly.isNextControlPointUsed(0));
        CPPUNIT_ASSERT_MESSAGE("areControlPointsUsed() wrong", aPoly.areControlPointsUsed());
        CPPUNIT_ASSERT_EQUAL_MESSAGE("getContinuityInPoint() wrong", B2VectorContinuity::C2,
                                     aPoly.getContinuityInPoint(0));

        aPoly.resetControlPoints();
        CPPUNIT_ASSERT_EQUAL_MESSAGE("resetControlPoints() did not clear", B2DPoint(3, 3),
                                     aPoly.getB2DPoint(0));
        CPPUNIT_ASSERT_EQUAL_MESSAGE("resetControlPoints() did not clear", B2DPoint(3, 3),
                                     aPoly.getPrevControlPoint(0));
        CPPUNIT_ASSERT_EQUAL_MESSAGE("resetControlPoints() did not clear", B2DPoint(3, 3),
                                     aPoly.getNextControlPoint(0));
        CPPUNIT_ASSERT_MESSAGE("areControlPointsUsed() wrong #2", !aPoly.areControlPointsUsed());

        aPoly.clear();
        aPoly.append(B2DPoint(0, 0));
        aPoly.appendBezierSegment(B2DPoint(1, 1), B2DPoint(2, 2), B2DPoint(3, 3));

        CPPUNIT_ASSERT_EQUAL_MESSAGE("#2 first polygon point wrong", B2DPoint(0, 0),
                                     aPoly.getB2DPoint(0));
        CPPUNIT_ASSERT_EQUAL_MESSAGE("#2 first control point wrong", B2DPoint(0, 0),
                                     aPoly.getPrevControlPoint(0));
        CPPUNIT_ASSERT_EQUAL_MESSAGE("#2 second control point wrong", B2DPoint(1, 1),
                                     aPoly.getNextControlPoint(0));
        CPPUNIT_ASSERT_EQUAL_MESSAGE("#2 third control point wrong", B2DPoint(2, 2),
                                     aPoly.getPrevControlPoint(1));
        CPPUNIT_ASSERT_EQUAL_MESSAGE("#2 fourth control point wrong", B2DPoint(3, 3),
                                     aPoly.getNextControlPoint(1));
        CPPUNIT_ASSERT_EQUAL_MESSAGE("#2 second polygon point wrong", B2DPoint(3, 3),
                                     aPoly.getB2DPoint(1));
    }

    void testQuadraticBezier()
    {
        B2DPolygon aPoly;

        aPoly.appendQuadraticBezierSegment(B2DPoint(0, 0), B2DPoint(3, 3));

        CPPUNIT_ASSERT_EQUAL_MESSAGE("polygon size is wrong", sal_uInt32(1), aPoly.count());
        CPPUNIT_ASSERT_EQUAL_MESSAGE("first polygon point wrong", B2DPoint(3, 3),
                                     aPoly.getB2DPoint(0));
        CPPUNIT_ASSERT_EQUAL_MESSAGE("first control point wrong", B2DPoint(1, 1),
                                     aPoly.getPrevControlPoint(0));
        CPPUNIT_ASSERT_EQUAL_MESSAGE("second control point wrong", B2DPoint(3, 3),
                                     aPoly.getNextControlPoint(0));
        CPPUNIT_ASSERT_MESSAGE("next control point not used", !aPoly.isNextControlPointUsed(0));
    }

    // Change the following lines only, if you add, remove or rename
    // member functions of the current class,
    // because these macros are need by auto register mechanism.

    CPPUNIT_TEST_SUITE(b2dpolygon);
    CPPUNIT_TEST(testCubicBezier);
    CPPUNIT_TEST(testQuadraticBezier);
    CPPUNIT_TEST_SUITE_END();
}; // class b2dpolygon

} // namespace basegfx

CPPUNIT_TEST_SUITE_REGISTRATION(basegfx::b2dpolygon);

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