Игра "Змейка" ! Опции

[Clane]

uses crt,graph;
const
x='x'; y='y';
var
p:array['x'..'y',1..2000] of integer;
i,j,l,x0,y0,len,ranx,rany,num,sk,speed:integer;
esc,quit,pause:boolean;
dir,newdir:byte;
{=====================}
function mkstr(a:longint):string;
var s: string;
begin
 str(a,s);
 mkstr := s;
end;
{---------------------}
procedure newran;
var r1,r2,r3,r4:integer;
begin
repeat
 ranx:=random(getmaxy) div 5 *5;
 rany:=random(getmaxy) div 5 *5;
 r1:=getpixel(ranx+5,rany);
 r2:=getpixel(ranx-5,rany);
 r3:=getpixel(ranx,rany+5);
 r4:=getpixel(ranx,rany-5);
until ((ranx>7)and(ranx<getmaxy-7)and(rany>7)and(rany<getmaxy-7))and
((r1<>10)and(r2<>10)and(r3<>10)and(r4<>10));
end;
{---------------------}
procedure playing;
BEGIN
cleardevice;
esc:=false;
dir:=1;
x0:=getmaxx div 2-200;
y0:=getmaxy div 2;
len:=20;
num:=0;sk:=0;

setcolor(14);
settextstyle(defaultfont,horizdir,2);
outtextxy(getmaxx div 2 -250,getmaxy div 2 ,'SELECT THE SPEED: (0..9)...');
repeat
 speed:=ord(readkey)-48;
until (speed<=9)and(speed>=0);
outtextxy(getmaxx div 2 +185,getmaxy div 2,mkstr(speed));
delay(30000);
cleardevice;
setcolor(15);
settextstyle(defaultfont,horizdir,1);
outtextxy(getmaxx-100,30,'SPEED   ');
outtextxy(getmaxx-50,30,mkstr(speed));
outtextxy(getmaxx-100,15,'SKORE     ');
outtextxy(getmaxx-50,15,mkstr(0));
setcolor(12);
outtextxy(getmaxx-150,250,'Press <Esc>');
outtextxy(getmaxx-150,265,'for exit');
outtextxy(getmaxx-150,300,'Press <Space>');
outtextxy(getmaxx-150,315,'for pause');

setcolor(14);
line(0,0,getmaxy,0);
line(0,0,0,getmaxy);
line(getmaxy,0,getmaxy,getmaxy);
line(0,getmaxy,getmaxy,getmaxy);

newran;
setfillstyle(solidfill,9);
bar(ranx-5,rany-5,ranx+5,rany+5);

for i:=0 to 2000 do begin
 p[x,i]:=getmaxx;
 p[y,i]:=getmaxy;
end;

repeat
 if keypressed then begin
  case readkey of
   #77: newdir:=1;
   #80: newdir:=2;
   #75: newdir:=3;
   #72: newdir:=4;
   #27:esc:=true;
   #32:pause:=true;
  end;
  if pause=true then begin
   pause:=false; repeat until keypressed;
  end;
  memw[0:$41a]:=memw[0:$41c];
 end;
 if (newdir=1)and(dir<>3)then dir:=newdir;
 if (newdir=2)and(dir<>4)then dir:=newdir;
 if (newdir=3)and(dir<>1)then dir:=newdir;
 if (newdir=4)and(dir<>2)then dir:=newdir;
 case dir of
  1: x0:=x0+5;
  2: y0:=y0+5;
  3: x0:=x0-5;
  4: y0:=y0-5;
 end;
 p[x,1]:=x0;
 p[y,1]:=y0;
 for i:=len downto 2 do begin
  p[x,i]:=p[x,i-1];
  p[y,i]:=p[y,i-1];
 end;
 if (x0<=5)or(x0>=getmaxy-5)or(y0<=5)or(y0>=getmaxy-5) then esc:=true;

 if (dir=1)and(getpixel(x0+5,y0)=10)then esc:=true;
 if (dir=2)and(getpixel(x0,y0+5)=10)then esc:=true;
 if (dir=3)and(getpixel(x0-5,y0)=10)then esc:=true;
 if (dir=4)and(getpixel(x0,y0-5)=10)then esc:=true;

 if (((x0+10>=ranx)and(ranx>=x0-10))and((y0+10>=rany)and(rany>=y0-10)))then begin
  num:=num+1;
  setcolor(0);
  settextstyle(defaultfont,horizdir,1);
  outtextxy(getmaxx-51,15,'ЫЫЫЫЫ');
  setcolor(15);
  outtextxy(getmaxx-50,15,mkstr(num));
  len:=len+5;
  setfillstyle(solidfill,0);
  bar(ranx-5,rany-5,ranx+5,rany+5);
  newran;
  setfillstyle(solidfill,9);
  bar(ranx-5,rany-5,ranx+5,rany+5);
 end;
 setfillstyle(solidfill,10);
 bar(x0-4,y0-4,x0+4,y0+4);
 setfillstyle(solidfill,0);
 bar(p[x,len]-4,p[y,len]-4,p[x,len]+4,p[y,len]+4);

 delay(3000-2500*speed div 9);
until esc;
END;
{=====================}
begin
 initgraph(i,i,'');
 randomize;
 esc:=false;
 playing;
 repeat
  setcolor(12);
  settextstyle(defaultfont,horizdir,4);
  outtextxy(getmaxx div 2 -250,getmaxy div 2,'GAME OVER');
  setcolor(15);
  settextstyle(defaultfont,horizdir,2);
  outtextxy(getmaxx div 2 -250,getmaxy div 2 +100,'Play again? (y/n)...');
  case readkey of
   'y': playing;
   'n': quit:=true;
  end;
 until quit;
 closegraph;
 end.

[Ivs]

III - часть

Procedure MoveSnake;
begin

   PutSymbol(SnakeX[Sections],SnakeY[Sections],' ');
   OldX:=SnakeX[Sections];
   OldY:=SnakeY[Sections];
   for i:=Sections downto 2 do
   begin
      SnakeX[i]:=SnakeX[i-1];
      SnakeY[i]:=SnakeY[i-1];
   end;

   Case Direction of
      Up    :  Dec(HatY);
      Down  :  Inc(HatY);
      Right :  Inc(HatX);
      Left  :  Dec(HatX);
   end;
   SnakeX[1]:=HatX;
   SnakeY[1]:=HatY;
   if Screen[HatY,HatX] in SetBonus then
   begin
      Inc(Sections);
      SnakeX[Sections]:=OldX;
      SnakeY[Sections]:=OldY;
      PutSymbol(OldX,OldY,SnaKeSym);
      PutBonus;
      Inc(Score,10);
      if Score=Speed*100 then
      begin
       Inc(Speed);
       ViewSpeed;
       Dec(Pause,LevSpeed);
      end;
      ViewScore;
   end else if Screen[HatY,HatX]<>' ' then
   begin
      DeathSnaKe;
      Assign(FileChamp,FileName);
      Reset(FileChamp);
      Seek(FileChamp,Num-1);
      Read(FileChamp,Work);
      Seek(FileChamp,Num-1);
      if Score > Work.Res then
      begin
       ShowCursor;
       TextBackGround(Blue);
       TextColor(ColorBord);
       DrawWindow(30,22,50,28);
       TextColor(White);
       Gotoxy(34,24);Write('Best Result!');
       TextColor(ColorBord);
       Gotoxy(32,26);Write('Your Name: ');
       Readln(Work.Name);
       TextBackGround(Black);
       Work.Res:=Score;
       Write(FileChamp,Work);
       HideCursor;
      end;
      Close(FileChamp);
      iExit:=TRUE;
      Exit;
   end;
   TextColor(ColorHat);
   PutSymbol(HatX,HatY,SnaKeSym);
   TextColor(ColorSnaKe);
   PutSymbol(SnakeX[2],SnakeY[2],SnaKeSym);

end;

Procedure ClearResults;
begin
   Assign(FileChamp,FileName);
   Reset(FileChamp);
   for i:=0 to 4 do
   begin
      Seek(FileChamp,i);
      with Work do
      begin
       Name:='none';
       Res :=0;
       Write(FileChamp,Work);
      end;
   end;
   Close(FileChamp);
end;