include/vcl/mapmod.hxx

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  19
  20 #ifndef INCLUDED_VCL_MAPMOD_HXX
  21 #define INCLUDED_VCL_MAPMOD_HXX
  22
  23 #include <vcl/dllapi.h>
  24 #include <tools/mapunit.hxx>
  25 #include <o3tl/cow_wrapper.hxx>
  26
  27 #include <ostream>
  28
  29 class Point;
  30 class Fraction;
  31 class SvStream;
  32
  33
  34 class VCL_DLLPUBLIC MapMode
  35 {
  36     friend class        OutputDevice;
  37
  38 public:
  39     struct ImplMapMode;
  40
  41     MapMode();
  42     MapMode( const MapMode& rMapMode );
  43     explicit MapMode( MapUnit eUnit );
  44     MapMode( MapUnit eUnit, const Point& rLogicOrg,
  45         const Fraction& rScaleX, const Fraction& rScaleY );
  46     ~MapMode();
  47
  48     void            SetMapUnit( MapUnit eUnit );
  49     MapUnit         GetMapUnit() const;
  50
  51     void            SetOrigin( const Point& rOrigin );
  52     const Point&    GetOrigin() const;
  53
  54     void            SetScaleX( const Fraction& rScaleX );
  55     const Fraction& GetScaleX() const;
  56     void            SetScaleY( const Fraction& rScaleY );
  57     const Fraction& GetScaleY() const;
  58
  59     MapMode&        operator=( const MapMode& rMapMode );
  60     MapMode&        operator=( MapMode&& rMapMode );
  61     bool            operator==( const MapMode& rMapMode ) const;
  62     bool            operator!=( const MapMode& rMapMode ) const
  63                         { return !(MapMode::operator==( rMapMode )); }
  64     bool            IsDefault() const;
  65
  66     friend SvStream& ReadMapMode( SvStream& rIStm, MapMode& rMapMode );
  67     friend SvStream& WriteMapMode( SvStream& rOStm, const MapMode& rMapMode );
  68
  69     // tdf#117984 needs to be thread-safe due to being used e.g. in Bitmaps
  70     // vcl::ScopedBitmapAccess in parallelized 3D renderer
  71     typedef o3tl::cow_wrapper< ImplMapMode, o3tl::ThreadSafeRefCountingPolicy > ImplType;
  72
  73 private:
  74     ImplType        mpImplMapMode;
  75
  76     SAL_DLLPRIVATE bool IsSimple() const;
  77 };
  78
  79 template<typename charT, typename traits>
  80 inline std::basic_ostream<charT, traits> & operator <<(
  81     std::basic_ostream<charT, traits> & rStream, const MapMode& rMode)
  82 {
  83     rStream << "MapMode(" << static_cast<unsigned>(rMode.GetMapUnit()) << ",(" << rMode.GetScaleX() << "," << rMode.GetScaleY() << ")@(" << rMode.GetOrigin() << "))";
  84     return rStream;
  85 }
  86
  87 #endif // INCLUDED_VCL_MAPMOD_HXX
  88
  89 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */