LibreOffice Module canvas (master)  1
backbuffer.hxx
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19 
20 #pragma once
21 
22 #include <vcl/virdev.hxx>
23 
24 #include "outdevprovider.hxx"
25 
26 #include <memory>
27 
28 namespace vclcanvas
29 {
31  class BackBuffer : public OutDevProvider
32  {
33  public:
41  BackBuffer( const OutputDevice& rRefDevice,
42  bool bMonochromeBuffer=false );
43  virtual ~BackBuffer() override;
44 
45  virtual OutputDevice& getOutDev() override;
46  virtual const OutputDevice& getOutDev() const override;
47 
48  void setSize( const ::Size& rNewSize );
49 
50  private:
52  };
53 
54  typedef std::shared_ptr< BackBuffer > BackBufferSharedPtr;
55 }
56 
57 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
VclPtr< VirtualDevice > maVDev
Definition: backbuffer.hxx:51
virtual OutputDevice & getOutDev() override
Definition: backbuffer.cxx:47
Background buffer abstraction.
Definition: backbuffer.hxx:31
virtual ~BackBuffer() override
Definition: backbuffer.cxx:41
std::shared_ptr< BackBuffer > BackBufferSharedPtr
Definition: backbuffer.hxx:54
void setSize(const ::Size &rNewSize)
Definition: backbuffer.cxx:57
BackBuffer(const OutputDevice &rRefDevice, bool bMonochromeBuffer=false)
Create a backbuffer for given reference device.
Definition: backbuffer.cxx:30
Implementers of this interface provide the CanvasHelper with its OutputDevice.