include/basegfx/polygon/b3dpolygon.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.
   4  *
   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
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   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
  13  *   with this work for additional information regarding copyright
  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 ImplB3DPolygon;
  27
  28 namespace basegfx
  29 {
  30     class B3DPoint;
  31     class B3DHomMatrix;
  32     class B3DVector;
  33     class B2DPoint;
  34     class B2DHomMatrix;
  35     class BColor;
  36 }
  37
  38 namespace basegfx
  39 {
  40     class BASEGFX_DLLPUBLIC B3DPolygon
  41     {
  42     public:
  43         typedef o3tl::cow_wrapper< ImplB3DPolygon, o3tl::ThreadSafeRefCountingPolicy > ImplType;
  44
  45     private:
  46         // internal data.
  47         ImplType mpPolygon;
  48
  49     public:
  50         B3DPolygon();
  51         B3DPolygon(const B3DPolygon& rPolygon);
  52         B3DPolygon(B3DPolygon&& rPolygon);
  53         ~B3DPolygon();
  54
  55         // assignment operator
  56         B3DPolygon& operator=(const B3DPolygon& rPolygon);
  57         B3DPolygon& operator=(B3DPolygon&& rPolygon);
  58
  59         // compare operators
  60         bool operator==(const B3DPolygon& rPolygon) const;
  61
  62         // member count
  63         sal_uInt32 count() const;
  64
  65         // Coordinate interface
  66         B3DPoint const & getB3DPoint(sal_uInt32 nIndex) const;
  67         void setB3DPoint(sal_uInt32 nIndex, const B3DPoint& rValue);
  68
  69         // Coordinate append
  70         void append(const B3DPoint& rPoint, sal_uInt32 nCount = 1);
  71
  72         // BColor interface
  73         BColor const & getBColor(sal_uInt32 nIndex) const;
  74         void setBColor(sal_uInt32 nIndex, const BColor& rValue);
  75         bool areBColorsUsed() const;
  76         void clearBColors();
  77
  78         // Normals interface
  79         B3DVector getNormal() const; // plane normal
  80         B3DVector const & getNormal(sal_uInt32 nIndex) const; // normal in each point
  81         void setNormal(sal_uInt32 nIndex, const B3DVector& rValue);
  82         void transformNormals(const B3DHomMatrix& rMatrix);
  83         bool areNormalsUsed() const;
  84         void clearNormals();
  85
  86         // TextureCoordinate interface
  87         B2DPoint const & getTextureCoordinate(sal_uInt32 nIndex) const;
  88         void setTextureCoordinate(sal_uInt32 nIndex, const B2DPoint& rValue);
  89         void transformTextureCoordinates(const B2DHomMatrix& rMatrix);
  90         bool areTextureCoordinatesUsed() const;
  91         void clearTextureCoordinates();
  92
  93         // append other 2D polygons
  94         void append(const B3DPolygon& rPoly, sal_uInt32 nIndex = 0, sal_uInt32 nCount = 0);
  95
  96         // remove
  97         void remove(sal_uInt32 nIndex, sal_uInt32 nCount = 1);
  98
  99         // clear all points
 100         void clear();
 101
 102         // closed state
 103         bool isClosed() const;
 104         void setClosed(bool bNew);
 105
 106         // flip polygon direction
 107         void flip();
 108
 109         // test if Polygon has double points
 110         bool hasDoublePoints() const;
 111
 112         // remove double points, at the begin/end and follow-ups, too
 113         void removeDoublePoints();
 114
 115         // apply transformation given in matrix form to the polygon
 116         void transform(const B3DHomMatrix& rMatrix);
 117     };
 118 } // end of namespace basegfx
 119
 120 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */