office-gobmx/basegfx/source/curve/b2dquadraticbezier.cxx

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#include <basegfx/curve/b2dquadraticbezier.hxx>
#include <basegfx/numeric/ftools.hxx>

//////////////////////////////////////////////////////////////////////////////

namespace basegfx
{
    B2DQuadraticBezier::B2DQuadraticBezier(const B2DQuadraticBezier& rBezier)
    :   maStartPoint(rBezier.maStartPoint),
        maEndPoint(rBezier.maEndPoint),
        maControlPoint(rBezier.maControlPoint)
    {
    }

    B2DQuadraticBezier::B2DQuadraticBezier()
    {
    }

    B2DQuadraticBezier::B2DQuadraticBezier(const ::basegfx::B2DPoint& rStart, const ::basegfx::B2DPoint& rEnd)
    :   maStartPoint(rStart),
        maEndPoint(rEnd)
    {
    }

    B2DQuadraticBezier::B2DQuadraticBezier(const ::basegfx::B2DPoint& rStart, const ::basegfx::B2DPoint& rControl, const ::basegfx::B2DPoint& rEnd)
    :   maStartPoint(rStart),
        maEndPoint(rEnd),
        maControlPoint(rControl)
    {
    }

    B2DQuadraticBezier::~B2DQuadraticBezier()
    {
    }

    // assignment operator
    B2DQuadraticBezier& B2DQuadraticBezier::operator=(const B2DQuadraticBezier& rBezier)
    {
        maStartPoint = rBezier.maStartPoint;
        maEndPoint = rBezier.maEndPoint;
        maControlPoint = rBezier.maControlPoint;

        return *this;
    }

    // compare operators
    bool B2DQuadraticBezier::operator==(const B2DQuadraticBezier& rBezier) const
    {
        return (
            maStartPoint == rBezier.maStartPoint
            && maEndPoint == rBezier.maEndPoint
            && maControlPoint == rBezier.maControlPoint
        );
    }

    bool B2DQuadraticBezier::operator!=(const B2DQuadraticBezier& rBezier) const
    {
        return (
            maStartPoint != rBezier.maStartPoint
            || maEndPoint != rBezier.maEndPoint
            || maControlPoint != rBezier.maControlPoint
        );
    }

    // test if control vector is used
    bool B2DQuadraticBezier::isBezier() const
    {
        // if control vector is empty, bezier is not used
        if(maControlPoint == maStartPoint || maControlPoint == maEndPoint)
            return false;

        return true;
    }
} // end of namespace basegfx

// eof

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