include/basegfx/polygon/b3dpolypolygon.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
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   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
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  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #pragma once
  21
  22 #include <sal/types.h>
  23 #include <o3tl/cow_wrapper.hxx>
  24 #include <basegfx/basegfxdllapi.h>
  25
  26 class ImplB3DPolyPolygon;
  27
  28 namespace basegfx
  29 {
  30     class B3DPolygon;
  31     class B3DHomMatrix;
  32     class B2DHomMatrix;
  33 }
  34
  35 namespace basegfx
  36 {
  37     class BASEGFX_DLLPUBLIC B3DPolyPolygon
  38     {
  39     public:
  40         typedef o3tl::cow_wrapper< ImplB3DPolyPolygon, o3tl::ThreadSafeRefCountingPolicy > ImplType;
  41
  42     private:
  43         ImplType                                        mpPolyPolygon;
  44
  45     public:
  46         B3DPolyPolygon();
  47         B3DPolyPolygon(const B3DPolyPolygon& rPolyPolygon);
  48         B3DPolyPolygon(B3DPolyPolygon&& rPolygon);
  49         explicit B3DPolyPolygon(const B3DPolygon& rPolygon);
  50         ~B3DPolyPolygon();
  51
  52         // assignment operator
  53         B3DPolyPolygon& operator=(const B3DPolyPolygon& rPolyPolygon);
  54         B3DPolyPolygon& operator=(B3DPolyPolygon&& rPolyPolygon);
  55
  56         // compare operators
  57         bool operator==(const B3DPolyPolygon& rPolyPolygon) const;
  58         bool operator!=(const B3DPolyPolygon& rPolyPolygon) const;
  59
  60         // polygon interface
  61         sal_uInt32 count() const;
  62
  63         // B3DPolygon interface
  64         B3DPolygon const & getB3DPolygon(sal_uInt32 nIndex) const;
  65         void setB3DPolygon(sal_uInt32 nIndex, const B3DPolygon& rPolygon);
  66
  67         // BColor interface
  68         bool areBColorsUsed() const;
  69         void clearBColors();
  70
  71         // Normals interface
  72         void transformNormals(const B3DHomMatrix& rMatrix);
  73         bool areNormalsUsed() const;
  74         void clearNormals();
  75
  76         // TextureCoordinate interface
  77         void transformTextureCoordinates(const B2DHomMatrix& rMatrix);
  78         bool areTextureCoordinatesUsed() const;
  79         void clearTextureCoordinates();
  80
  81         // append single polygon
  82         void append(const B3DPolygon& rPolygon, sal_uInt32 nCount = 1);
  83
  84         // append multiple polygons
  85         void append(const B3DPolyPolygon& rPolyPolygon);
  86
  87         // remove
  88         void remove(sal_uInt32 nIndex, sal_uInt32 nCount = 1);
  89
  90         // reset to empty state
  91         void clear();
  92
  93         // flip polygon direction
  94         void flip();
  95
  96         // test if tools::PolyPolygon has double points
  97         bool hasDoublePoints() const;
  98
  99         // remove double points, at the begin/end and follow-ups, too
 100         void removeDoublePoints();
 101
 102         // apply transformation given in matrix form to the polygon
 103         void transform(const basegfx::B3DHomMatrix& rMatrix);
 104
 105         // polygon iterators (same iterator validity conditions as for vector)
 106         const B3DPolygon* begin() const;
 107         const B3DPolygon* end() const;
 108         B3DPolygon* begin();
 109         B3DPolygon* end();
 110     };
 111 } // end of namespace basegfx
 112
 113 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */