vcl/inc/headless/svpbmp.hxx

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  19
  20 #ifndef INCLUDED_VCL_INC_HEADLESS_SVPBMP_HXX
  21 #define INCLUDED_VCL_INC_HEADLESS_SVPBMP_HXX
  22
  23 #include <sal/config.h>
  24
  25 #include <salbmp.hxx>
  26 #include <basegfx/utils/systemdependentdata.hxx>
  27
  28 class VCL_DLLPUBLIC SvpSalBitmap final : public SalBitmap, public basegfx::SystemDependentDataHolder // MM02
  29 {
  30     std::unique_ptr<BitmapBuffer> mpDIB;
  31 public:
  32              SvpSalBitmap();
  33     virtual ~SvpSalBitmap() override;
  34
  35     // SalBitmap
  36     virtual bool            Create(const Size& rSize,
  37                                    vcl::PixelFormat ePixelFormat,
  38                                    const BitmapPalette& rPalette) override;
  39     virtual bool            Create( const SalBitmap& rSalBmp ) override;
  40     virtual bool            Create( const SalBitmap& rSalBmp,
  41                                     SalGraphics* pGraphics ) override;
  42     virtual bool            Create(const SalBitmap& rSalBmp,
  43                                    vcl::PixelFormat eNewPixelFormat) override;
  44     virtual bool            Create( const css::uno::Reference< css::rendering::XBitmapCanvas >& rBitmapCanvas,
  45                                     Size& rSize,
  46                                     bool bMask = false ) override;
  47     void                    Create(std::unique_ptr<BitmapBuffer> pBuf);
  48     const BitmapBuffer*     GetBuffer() const
  49     {
  50         return mpDIB.get();
  51     }
  52     virtual void            Destroy() final override;
  53     virtual Size            GetSize() const override;
  54     virtual sal_uInt16      GetBitCount() const override;
  55
  56     virtual BitmapBuffer*   AcquireBuffer( BitmapAccessMode nMode ) override;
  57     virtual void            ReleaseBuffer( BitmapBuffer* pBuffer, BitmapAccessMode nMode ) override;
  58     virtual bool            GetSystemData( BitmapSystemData& rData ) override;
  59
  60     virtual bool            ScalingSupported() const override;
  61     virtual bool            Scale( const double& rScaleX, const double& rScaleY, BmpScaleFlag nScaleFlag ) override;
  62     virtual bool            Replace( const Color& rSearchColor, const Color& rReplaceColor, sal_uInt8 nTol ) override;
  63
  64     // MM02 exclusive management op's for SystemDependentData at WinSalBitmap
  65     template<class T>
  66     std::shared_ptr<T> getSystemDependentData() const
  67     {
  68         return std::static_pointer_cast<T>(basegfx::SystemDependentDataHolder::getSystemDependentData(typeid(T).hash_code()));
  69     }
  70
  71     template<class T, class... Args>
  72     std::shared_ptr<T> addOrReplaceSystemDependentData(basegfx::SystemDependentDataManager& manager, Args&&... args) const
  73     {
  74         std::shared_ptr<T> r = std::make_shared<T>(manager, std::forward<Args>(args)...);
  75
  76         // tdf#129845 only add to buffer if a relevant buffer time is estimated
  77         if(r->calculateCombinedHoldCyclesInSeconds() > 0)
  78         {
  79             basegfx::SystemDependentData_SharedPtr r2(r);
  80             const_cast< SvpSalBitmap* >(this)->basegfx::SystemDependentDataHolder::addOrReplaceSystemDependentData(r2);
  81         }
  82
  83         return r;
  84     }
  85 };
  86
  87 #endif // INCLUDED_VCL_INC_HEADLESS_SVPBMP_HXX
  88
  89 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */