LibreOffice Module canvas (master)  1
isurface.hxx
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19 
20 #pragma once
21 
22 namespace basegfx
23 {
24  class B2IRange;
25  class B2IPoint;
26 }
27 
28 namespace canvas
29 {
30  struct IColorBuffer;
31 
32  struct ISurface
33  {
34  virtual ~ISurface() {}
35 
39  virtual bool selectTexture() = 0;
40 
43  virtual bool isValid() = 0;
44 
63  virtual bool update( const ::basegfx::B2IPoint& rDestPos,
64  const ::basegfx::B2IRange& rSourceRect,
65  IColorBuffer& rSource ) = 0;
66  };
67 }
68 
69 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
virtual bool isValid()=0
Tells whether the surface is valid or not.
virtual bool selectTexture()=0
Select texture behind this interface to be the current one for primitive output.
virtual bool update(const ::basegfx::B2IPoint &rDestPos, const ::basegfx::B2IRange &rSourceRect, IColorBuffer &rSource)=0
Update surface content from given IColorBuffer.
Interface for a raw memory pixel container.
virtual ~ISurface()
Definition: isurface.hxx:34