contrib/mul/mbl/mbl_screen_counter.h
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00001 #ifndef mbl_screen_counter_h_
00002 #define mbl_screen_counter_h_
00003 
00004 //:
00005 // \file
00006 // \brief Printing dots to the screen to indicate events
00007 // \author Ian Scott
00008 
00009 #include <vcl_iosfwd.h>
00010 
00011 //: Prints items to the screen to represent events.
00012 // \code
00013 // // A rather trivial example
00014 // mbl_screen_counter counter;
00015 //
00016 // int n = 10;
00017 // for (int i=0;i<1000;i++)
00018 // {
00019 //   counter(vcl_cout);
00020 // }
00021 // \endcode
00022 
00023 class mbl_screen_counter
00024 {
00025   unsigned long count_;
00026   char symbol_;
00027   unsigned long skip_;
00028   vcl_ostream & os_;
00029 public:
00030   mbl_screen_counter(vcl_ostream &) ;
00031 
00032 //: Mark event
00033 // This is a postfix increment operator
00034   mbl_screen_counter operator++ (int); 
00035 };
00036 
00037 #endif // mbl_screen_counter_h_