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Text File  |  2000-06-23  |  589b  |  34 lines
  1. // ValidCanvasLoop.h
  2.  
  3. #ifndef ValidCanvasLoop_h
  4. #define ValidCanvasLoop_h
  5.  
  6. #ifndef CanvasMaintainer_h
  7. #include "CanvasMaintainer.h"
  8. #endif
  9. #ifndef CanvasLoopBase_h
  10. #include "CanvasLoopBase.h"
  11. #endif
  12.  
  13. class ValidCanvasLoop: private CanvasLoopBase
  14.   {
  15.     private:
  16.         CanvasMaintainer canvasMaintainer;
  17.         
  18.         void AdvanceToValid();
  19.         
  20.     public:
  21.         ValidCanvasLoop( const DrawsSpontaneously& );
  22.         
  23.         CanvasLoopBase::Finished;
  24.         CanvasLoopBase::Unfinished;
  25.         
  26.         void operator++();
  27.         void operator++(int)                        { operator++(); }
  28.  
  29.         CanvasLoopBase::operator*;
  30.         CanvasLoopBase::operator->;
  31.   };
  32.  
  33. #endif
  34.