include/svx/sdr/attribute/sdrallfillattributeshelper.hxx

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  19 #ifndef INCLUDED_SVX_SDR_ATTRIBUTE_SDRALLFILLATTRIBUTESHELPER_HXX
  20 #define INCLUDED_SVX_SDR_ATTRIBUTE_SDRALLFILLATTRIBUTESHELPER_HXX
  21
  22 #include <svx/svxdllapi.h>
  23 #include <drawinglayer/attribute/fillgradientattribute.hxx>
  24 #include <drawinglayer/attribute/sdrfillattribute.hxx>
  25 #include <drawinglayer/primitive2d/Primitive2DContainer.hxx>
  26 #include <svl/itemset.hxx>
  27 #include <optional>
  28
  29 //////////////////////////////////////////////////////////////////////////////
  30
  31 class Color;
  32
  33 namespace drawinglayer::attribute
  34     {
  35         class SVXCORE_DLLPUBLIC SdrAllFillAttributesHelper
  36         {
  37         private:
  38             basegfx::B2DRange                                                   maLastPaintRange;
  39             basegfx::B2DRange                                                   maLastDefineRange;
  40             std::optional<drawinglayer::attribute::SdrFillAttribute>            maFillAttribute;
  41             std::optional<drawinglayer::attribute::FillGradientAttribute>       maFillGradientAttribute;
  42             drawinglayer::primitive2d::Primitive2DContainer                     maPrimitives;
  43
  44             void createPrimitive2DSequence(
  45                 const basegfx::B2DRange& rPaintRange,
  46                 const basegfx::B2DRange& rDefineRange);
  47
  48         public:
  49             SdrAllFillAttributesHelper(const Color& rColor);
  50             SdrAllFillAttributesHelper(const SfxItemSet& rSet);
  51             ~SdrAllFillAttributesHelper();
  52
  53             bool isUsed() const;
  54             bool hasSdrFillAttribute() const { return bool(maFillAttribute); }
  55             bool isTransparent() const;
  56
  57             const drawinglayer::attribute::SdrFillAttribute& getFillAttribute() const;
  58             const drawinglayer::attribute::FillGradientAttribute& getFillGradientAttribute() const;
  59             const drawinglayer::primitive2d::Primitive2DContainer& getPrimitive2DSequence(
  60                 const basegfx::B2DRange& rPaintRange,
  61                 const basegfx::B2DRange& rDefineRange) const;
  62
  63             // get average fill color; tries to calculate a 'medium' color
  64             // which e.g. may be used as comparison to decide if other
  65             // colors are visible
  66             basegfx::BColor getAverageColor(const basegfx::BColor& rFallback) const;
  67
  68             // return if a repaint of this content needs a complete repaint. This
  69             // is e.g. not needed for no fill or color fill (a partial repaint
  70             // will do the trick), but necessary for everything that is not top-left
  71             // oriented
  72             bool needCompleteRepaint() const;
  73         };
  74
  75 } // end of namespace drawinglayer::attribute
  76
  77 //////////////////////////////////////////////////////////////////////////////
  78
  79 namespace drawinglayer::attribute
  80 {
  81         typedef std::shared_ptr< SdrAllFillAttributesHelper > SdrAllFillAttributesHelperPtr;
  82 } // end of namespace drawinglayer::attribute
  83
  84 //////////////////////////////////////////////////////////////////////////////
  85
  86 #endif
  87
  88 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */