b3dpolypolygon.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 *   Licensed to the Apache Software Foundation (ASF) under one or more
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#pragma once
 
#include <sal/types.h>
#include <o3tl/cow_wrapper.hxx>
#include <basegfx/basegfxdllapi.h>
 
class ImplB3DPolyPolygon;
 
namespace basegfx
{
    class B3DPolygon;
    class B3DHomMatrix;
    class B2DHomMatrix;
}
 
namespace basegfx
{
    class BASEGFX_DLLPUBLIC B3DPolyPolygon
    {
    public:
        typedef o3tl::cow_wrapper< ImplB3DPolyPolygon, o3tl::ThreadSafeRefCountingPolicy > ImplType;
 
    private:
        ImplType                                        mpPolyPolygon;
 
    public:
        B3DPolyPolygon();
        B3DPolyPolygon(const B3DPolyPolygon& rPolyPolygon);
        B3DPolyPolygon(B3DPolyPolygon&& rPolygon);
        explicit B3DPolyPolygon(const B3DPolygon& rPolygon);
        ~B3DPolyPolygon();
 
        // assignment operator
        B3DPolyPolygon& operator=(const B3DPolyPolygon& rPolyPolygon);
        B3DPolyPolygon& operator=(B3DPolyPolygon&& rPolyPolygon);
 
        // compare operators
        bool operator==(const B3DPolyPolygon& rPolyPolygon) const;
        bool operator!=(const B3DPolyPolygon& rPolyPolygon) const;
 
        // polygon interface
        sal_uInt32 count() const;
 
        // B3DPolygon interface
        B3DPolygon const & getB3DPolygon(sal_uInt32 nIndex) const;
        void setB3DPolygon(sal_uInt32 nIndex, const B3DPolygon& rPolygon);
 
        // BColor interface
        bool areBColorsUsed() const;
        void clearBColors();
 
        // Normals interface
        void transformNormals(const B3DHomMatrix& rMatrix);
        bool areNormalsUsed() const;
        void clearNormals();
 
        // TextureCoordinate interface
        void transformTextureCoordinates(const B2DHomMatrix& rMatrix);
        bool areTextureCoordinatesUsed() const;
        void clearTextureCoordinates();
 
        // append single polygon
        void append(const B3DPolygon& rPolygon, sal_uInt32 nCount = 1);
 
        // append multiple polygons
        void append(const B3DPolyPolygon& rPolyPolygon);
 
        // remove
        void remove(sal_uInt32 nIndex, sal_uInt32 nCount = 1);
 
        // reset to empty state
        void clear();
 
        // flip polygon direction
        void flip();
 
        // test if tools::PolyPolygon has double points
        bool hasDoublePoints() const;
 
        // remove double points, at the begin/end and follow-ups, too
        void removeDoublePoints();
 
        // apply transformation given in matrix form to the polygon
        void transform(const basegfx::B3DHomMatrix& rMatrix);
 
        // polygon iterators (same iterator validity conditions as for vector)
        const B3DPolygon* begin() const;
        const B3DPolygon* end() const;
        B3DPolygon* begin();
        B3DPolygon* end();
    };
} // end of namespace basegfx
 
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