drawinglayer/source/attribute/fillgraphicattribute.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
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  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 #include <sal/config.h>
  21
  22 #include <algorithm>
  23
  24 #include <drawinglayer/attribute/fillgraphicattribute.hxx>
  25 #include <utility>
  26 #include <vcl/graph.hxx>
  27
  28 namespace drawinglayer::attribute
  29 {
  30         class ImpFillGraphicAttribute
  31         {
  32         public:
  33             // data definitions
  34             Graphic                                 maGraphic;
  35             basegfx::B2DRange                       maGraphicRange;
  36
  37             bool                                    mbTiling : 1;
  38
  39             // tiling definitions, offsets in X/Y in percent for each 2nd row.
  40             // If both are set, Y is ignored (X has precedence)
  41             double                                  mfOffsetX;
  42             double                                  mfOffsetY;
  43
  44             ImpFillGraphicAttribute(
  45                 Graphic aGraphic,
  46                 const basegfx::B2DRange& rGraphicRange,
  47                 bool bTiling,
  48                 double fOffsetX,
  49                 double fOffsetY)
  50             :   maGraphic(std::move(aGraphic)),
  51                 maGraphicRange(rGraphicRange),
  52                 mbTiling(bTiling),
  53                 mfOffsetX(fOffsetX),
  54                 mfOffsetY(fOffsetY)
  55             {
  56                 // access once to ensure that the buffered bitmap exists, else
  57                 // the SolarMutex may be needed to create it. This may not be
  58                 // available when a renderer works with multi-threading.
  59                 // When changing this, please check if it is still possible to
  60                 // use a metafile as texture for a 3D object
  61                 maGraphic.GetBitmapEx();
  62             }
  63
  64             ImpFillGraphicAttribute()
  65             :   mbTiling(false),
  66                 mfOffsetX(0.0),
  67                 mfOffsetY(0.0)
  68             {
  69             }
  70
  71             // data read access
  72             const Graphic& getGraphic() const { return maGraphic; }
  73             const basegfx::B2DRange& getGraphicRange() const { return maGraphicRange; }
  74             bool getTiling() const { return mbTiling; }
  75             double getOffsetX() const { return mfOffsetX; }
  76             double getOffsetY() const { return mfOffsetY; }
  77
  78             bool operator==(const ImpFillGraphicAttribute& rCandidate) const
  79             {
  80                 return (getGraphic() == rCandidate.getGraphic()
  81                     && getGraphicRange() == rCandidate.getGraphicRange()
  82                     && getTiling() == rCandidate.getTiling()
  83                     && getOffsetX() == rCandidate.getOffsetX()
  84                     && getOffsetY() == rCandidate.getOffsetY());
  85             }
  86         };
  87
  88         namespace
  89         {
  90             FillGraphicAttribute::ImplType& theGlobalDefault()
  91             {
  92                 static FillGraphicAttribute::ImplType SINGLETON;
  93                 return SINGLETON;
  94             }
  95         }
  96
  97         FillGraphicAttribute::FillGraphicAttribute(
  98             const Graphic& rGraphic,
  99             const basegfx::B2DRange& rGraphicRange,
 100             bool bTiling,
 101             double fOffsetX,
 102             double fOffsetY)
 103         :   mpFillGraphicAttribute(ImpFillGraphicAttribute(
 104                 rGraphic, rGraphicRange, bTiling,
 105                     std::clamp(fOffsetX, 0.0, 1.0),
 106                     std::clamp(fOffsetY, 0.0, 1.0)))
 107         {
 108         }
 109
 110         FillGraphicAttribute::FillGraphicAttribute(const FillGraphicAttribute&) = default;
 111
 112         FillGraphicAttribute::~FillGraphicAttribute() = default;
 113
 114         bool FillGraphicAttribute::isDefault() const
 115         {
 116             return mpFillGraphicAttribute.same_object(theGlobalDefault());
 117         }
 118
 119         FillGraphicAttribute& FillGraphicAttribute::operator=(const FillGraphicAttribute&) = default;
 120
 121         bool FillGraphicAttribute::operator==(const FillGraphicAttribute& rCandidate) const
 122         {
 123             // tdf#87509 default attr is always != non-default attr, even with same values
 124             if(rCandidate.isDefault() != isDefault())
 125                 return false;
 126
 127             return rCandidate.mpFillGraphicAttribute == mpFillGraphicAttribute;
 128         }
 129
 130         const Graphic& FillGraphicAttribute::getGraphic() const
 131         {
 132             return mpFillGraphicAttribute->getGraphic();
 133         }
 134
 135         const basegfx::B2DRange& FillGraphicAttribute::getGraphicRange() const
 136         {
 137             return mpFillGraphicAttribute->getGraphicRange();
 138         }
 139
 140         bool FillGraphicAttribute::getTiling() const
 141         {
 142             return mpFillGraphicAttribute->getTiling();
 143         }
 144
 145         double FillGraphicAttribute::getOffsetX() const
 146         {
 147             return mpFillGraphicAttribute->getOffsetX();
 148         }
 149
 150         double FillGraphicAttribute::getOffsetY() const
 151         {
 152             return mpFillGraphicAttribute->getOffsetY();
 153         }
 154
 155 } // end of namespace
 156
 157 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */