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Diffstat (limited to 'lib/libncurses/TESTS/hanoi.c')
| -rw-r--r-- | lib/libncurses/TESTS/hanoi.c | 275 |
1 files changed, 0 insertions, 275 deletions
diff --git a/lib/libncurses/TESTS/hanoi.c b/lib/libncurses/TESTS/hanoi.c deleted file mode 100644 index 8a482d5..0000000 --- a/lib/libncurses/TESTS/hanoi.c +++ /dev/null @@ -1,275 +0,0 @@ -/* - * Name: Towers of Hanoi. - * - * Desc: - * This is a playable copy of towers of hanoi. - * Its sole purpose is to demonstrate my Amiga Curses package. - * This program should compile on any system that has Curses. - * 'hanoi' will give a manual game with 7 playing pieces. - * 'hanoi n' will give a manual game with n playing pieces. - * 'hanoi n a' will give an auto solved game with n playing pieces. - * - * Author: Simon J Raybould (sie@fulcrum.bt.co.uk). - * - * Date: 05.Nov.90 - * - */ - -#include <ncurses.h> - -#define NPEGS 3 /* This is not configurable !! */ -#define MINTILES 3 -#define MAXTILES 9 -#define DEFAULTTILES 7 -#define TOPLINE 6 -#define BASELINE 16 -#define STATUSLINE (LINES-3) -#define LEFTPEG 19 -#define MIDPEG 39 -#define RIGHTPEG 59 - -#define LENTOIND(x) (((x)-1)/2) -#define OTHER(a,b) (3-((a)+(b))) - -struct Peg { - int Length[MAXTILES]; - int Count; -}; - -struct Peg Pegs[NPEGS]; -int PegPos[] = { LEFTPEG, MIDPEG, RIGHTPEG }; -int TileColour[] = { - COLOR_GREEN, /* Length 3 */ - COLOR_MAGENTA, /* Length 5 */ - COLOR_RED, /* Length 7 */ - COLOR_BLUE, /* Length 9 */ - COLOR_CYAN, /* Length 11 */ - COLOR_YELLOW, /* Length 13 */ - COLOR_GREEN, /* Length 15 */ - COLOR_MAGENTA, /* Length 17 */ - COLOR_RED, /* Length 19 */ -}; -int NMoves = 0; - -static unsigned char AutoFlag; - -void InitTiles(), DisplayTiles(), MakeMove(), AutoMove(), Usage(); - -int -main(int argc, char **argv) -{ -int NTiles, FromCol, ToCol; - - switch(argc) { - case 1: - NTiles = DEFAULTTILES; - break; - case 2: - NTiles = atoi(argv[1]); - if (NTiles > MAXTILES || NTiles < MINTILES) { - fprintf(stderr, "Range %d to %d\n", MINTILES, MAXTILES); - exit(1); - } - break; - case 3: - if (strcmp(argv[2], "a")) { - Usage(); - exit(1); - } - NTiles = atoi(argv[1]); - if (NTiles > MAXTILES || NTiles < MINTILES) { - fprintf(stderr, "Range %d to %d\n", MINTILES, MAXTILES); - exit(1); - } - AutoFlag = TRUE; - break; - default: - Usage(); - exit(1); - } - initscr(); - if (!has_colors()) { - puts("terminal doesn't support color."); - exit(1); - } - start_color(); - { - int i; - for (i = 0; i < 9; i++) - init_pair(i+1, COLOR_BLACK, TileColour[i]); - } - cbreak(); - if (LINES < 24) { - fprintf(stderr, "Min screen length 24 lines\n"); - endwin(); - exit(1); - } - if(AutoFlag) - leaveok(stdscr, TRUE); /* Attempt to remove cursor */ - InitTiles(NTiles); - DisplayTiles(); - if(AutoFlag) { - do { - noecho(); - AutoMove(0, 2, NTiles); - } while(!Solved(NTiles)); - sleep(2); - } else { - for(;;) { - if(GetMove(&FromCol, &ToCol)) - break; - if (AutoFlag) { - AutoMove(0, 2, NTiles); - break; - } - if(InvalidMove(FromCol, ToCol)) { - mvaddstr(STATUSLINE, 0, "Invalid Move !!"); - refresh(); - beep(); - continue; - } - MakeMove(FromCol, ToCol); - if(Solved(NTiles)) { - mvprintw(STATUSLINE, 0, "Well Done !! You did it in %d moves", NMoves); - refresh(); - sleep(5); - break; - } - } - } - endwin(); -} - -int -InvalidMove(int From, int To) -{ - if(From == To) - return TRUE; - if(!Pegs[From].Count) - return TRUE; - if(Pegs[To].Count && - Pegs[From].Length[Pegs[From].Count-1] > - Pegs[To].Length[Pegs[To].Count-1]) - return TRUE; - return FALSE; -} - -void -InitTiles(int NTiles) -{ -int Size, SlotNo; - - for(Size=NTiles*2+1, SlotNo=0; Size>=3; Size-=2) - Pegs[0].Length[SlotNo++] = Size; - - Pegs[0].Count = NTiles; - Pegs[1].Count = 0; - Pegs[2].Count = 0; -} - -#define gc() {noecho();getch();echo();} - -void -DisplayTiles() -{ - int Line, Peg, SlotNo; - char TileBuf[BUFSIZ]; - - erase(); - mvaddstr(1, 24, "T O W E R S O F H A N O I"); - mvaddstr(3, 34, "SJR 1990"); - mvprintw(19, 5, "Moves : %d", NMoves); - standout(); - mvaddstr(BASELINE, 8, " "); - - for(Line=TOPLINE; Line<BASELINE; Line++) { - mvaddch(Line, LEFTPEG, ' '); - mvaddch(Line, MIDPEG, ' '); - mvaddch(Line, RIGHTPEG, ' '); - } - mvaddch(BASELINE, LEFTPEG, '1'); - mvaddch(BASELINE, MIDPEG, '2'); - mvaddch(BASELINE, RIGHTPEG, '3'); - standend(); - - /* Draw tiles */ - for(Peg=0; Peg<NPEGS; Peg++) { - for(SlotNo=0; SlotNo<Pegs[Peg].Count; SlotNo++) { - memset(TileBuf, ' ', Pegs[Peg].Length[SlotNo]); - TileBuf[Pegs[Peg].Length[SlotNo]] = '\0'; - attrset(COLOR_PAIR(LENTOIND(Pegs[Peg].Length[SlotNo]))); - mvaddstr(BASELINE-(SlotNo+1), - PegPos[Peg]-Pegs[Peg].Length[SlotNo]/2, TileBuf); - } - } - attrset(A_NORMAL); - refresh(); -} - -int -GetMove(int *From, int *To) -{ - mvaddstr(STATUSLINE, 0, "Next move ('q' to quit) from "); - clrtoeol(); - refresh(); - if((*From = getch()) == 'q') - return TRUE; - else if (*From == 'a') { - AutoFlag = TRUE; - return FALSE; - } - *From -= ('0'+1); - addstr(" to "); - clrtoeol(); - refresh(); - if((*To = getch()) == 'q') - return TRUE; - *To -= ('0'+1); - move(STATUSLINE, 0); - clrtoeol(); - refresh(); - return FALSE; -} - -void -MakeMove(int From, int To) -{ - - Pegs[From].Count--; - Pegs[To].Length[Pegs[To].Count] = Pegs[From].Length[Pegs[From].Count]; - Pegs[To].Count++; - NMoves++; - DisplayTiles(); -} - -void -AutoMove(int From, int To, int Num) -{ - - if(Num == 1) { - MakeMove(From, To); - return; - } - AutoMove(From, OTHER(From, To), Num-1); - MakeMove(From, To); - AutoMove(OTHER(From, To), To, Num-1); -} - -int -Solved(int NumTiles) -{ -int i; - - for(i = 1; i < NPEGS; i++) - if (Pegs[i].Count == NumTiles) - return TRUE; - return FALSE; -} - -void -Usage() -{ - fprintf(stderr, "Usage: hanoi [<No Of Tiles>] [a]\n"); - fprintf(stderr, "The 'a' option causes the tower to be solved automatically\n"); -} - |
