FRDM-K64F Code Share / Mbed 2 deprecated snakegame

Snake game on nokia N5110 LCD

Dependencies:   mbed

Snake game on nokia N5110 LCD and Keyes Syos Joystick. You control snake using joystick. Start/pause game ba using button on joystick or by pressing p on your keyboard (serial communication). More info on my blog: http://sdizdarevic.com/post/94147065625/frdm-k64f-project

Helper.h@0:5bdb67970267, 2014-08-08 (annotated)

Committer:
sdizdarevic
Date:
Fri Aug 08 06:44:50 2014 +0000
Revision:
0:5bdb67970267
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Who changed what in which revision?

UserRevisionLine numberNew contents of line
sdizdarevic 0:5bdb67970267 1 #ifndef E_HELPER_H
sdizdarevic 0:5bdb67970267 2 #define E_HELPER_H
sdizdarevic 0:5bdb67970267 3 bool IsNum (const char C)
sdizdarevic 0:5bdb67970267 4 {
sdizdarevic 0:5bdb67970267 5 return (C >= '0' && C <= '9');
sdizdarevic 0:5bdb67970267 6 }
sdizdarevic 0:5bdb67970267 7 char ToUpper (const char C)
sdizdarevic 0:5bdb67970267 8 {
sdizdarevic 0:5bdb67970267 9 if (C >= 'a' && C <= 'z')
sdizdarevic 0:5bdb67970267 10 return C - 32;
sdizdarevic 0:5bdb67970267 11 return C;
sdizdarevic 0:5bdb67970267 12 }
sdizdarevic 0:5bdb67970267 13 bool IsOurChar (const char C)
sdizdarevic 0:5bdb67970267 14 {
sdizdarevic 0:5bdb67970267 15 char c = ToUpper (C);
sdizdarevic 0:5bdb67970267 16 return c == 'B' || c == 'R' || c == 'P' || c == 'Z' || c == 'H';
sdizdarevic 0:5bdb67970267 17 }
sdizdarevic 0:5bdb67970267 18 int ToInt (const char C[])
sdizdarevic 0:5bdb67970267 19 {
sdizdarevic 0:5bdb67970267 20 int N = 0, i = 0;
sdizdarevic 0:5bdb67970267 21 while (C[i] != '\0')
sdizdarevic 0:5bdb67970267 22 {
sdizdarevic 0:5bdb67970267 23 if (IsNum (C[i]))
sdizdarevic 0:5bdb67970267 24 {
sdizdarevic 0:5bdb67970267 25 N = N * 10 + C[i++] - '0';
sdizdarevic 0:5bdb67970267 26 }
sdizdarevic 0:5bdb67970267 27 else return -7;
sdizdarevic 0:5bdb67970267 28 }
sdizdarevic 0:5bdb67970267 29 return N;
sdizdarevic 0:5bdb67970267 30 }
sdizdarevic 0:5bdb67970267 31 int NumLen (int N)
sdizdarevic 0:5bdb67970267 32 {
sdizdarevic 0:5bdb67970267 33 if (N == 0) return 1;
sdizdarevic 0:5bdb67970267 34 int C = 0;
sdizdarevic 0:5bdb67970267 35 while (N != 0)
sdizdarevic 0:5bdb67970267 36 {
sdizdarevic 0:5bdb67970267 37 C++;
sdizdarevic 0:5bdb67970267 38 N /= 10;
sdizdarevic 0:5bdb67970267 39 }
sdizdarevic 0:5bdb67970267 40 return C;
sdizdarevic 0:5bdb67970267 41 }
sdizdarevic 0:5bdb67970267 42 char *ToString (char Buff[], int N)
sdizdarevic 0:5bdb67970267 43 {
sdizdarevic 0:5bdb67970267 44 if (N==0)
sdizdarevic 0:5bdb67970267 45 {
sdizdarevic 0:5bdb67970267 46 Buff[0] = '0';
sdizdarevic 0:5bdb67970267 47 Buff[1] = '\0';
sdizdarevic 0:5bdb67970267 48 return Buff;
sdizdarevic 0:5bdb67970267 49 }
sdizdarevic 0:5bdb67970267 50 int B = NumLen (N);
sdizdarevic 0:5bdb67970267 51 Buff[B] = '\0';
sdizdarevic 0:5bdb67970267 52 while (N != 0)
sdizdarevic 0:5bdb67970267 53 {
sdizdarevic 0:5bdb67970267 54 Buff[--B] = N % 10 + '0';
sdizdarevic 0:5bdb67970267 55 N /= 10;
sdizdarevic 0:5bdb67970267 56 }
sdizdarevic 0:5bdb67970267 57 return Buff;
sdizdarevic 0:5bdb67970267 58 }
sdizdarevic 0:5bdb67970267 59 #endif //E_HELPER_H