Stephen Ralph / Mbed 2 deprecated CryptoPenDecrypt

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Dependencies:   mbed 4DGL-uLCD-SE SDFileSystem PinDetect

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Show/hide line numbers Letter.cpp Source File

Letter.cpp

00001 #include "Letter.h"
00002 using namespace std;
00003 
00004 Letter::Letter()
00005 {
00006   current= 'A';
00007 }
00008 
00009 void Letter::inc()
00010 {
00011   if (current=='Z'){
00012       current = 'A';
00013     }
00014     else{
00015         current++;
00016     }
00017 }
00018 void Letter::dec()
00019 {
00020     if (current=='A'){
00021         current = 'Z';
00022     }
00023     else {
00024         current--;
00025     }
00026   }
00027 char Letter::getChar(){
00028     return current;
00029     }
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