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- program Worldmap;
-
- { This program draws a project of the world's continents on the hires }
- { screen very rapidly. The program uses the external procedure }
- { LINE.INV which must reside on the default disk in order to compile }
- { the program. The program also uses an external data file which }
- { holds the map coordinates: WORLDMAP.DAT. }
-
- { Jeff Firestone. June, 1984. }
-
- Const
- ArSize = 1280;
- var
- n,x,x1,y,y1,i,j : integer;
- WorldArray : array [0..ArSize] of integer;
- f : file;
-
- procedure line(a,b,c,d,e:integer); external 'line.inv';
-
- procedure ReadInfo;
- begin
- FillChar(WorldArray, SizeOf(WorldArray), 0);
- assign(f, 'worldmap.dat');
- reset(f);
- BlockRead(f, WorldArray, round((ArSize/128)*2));
- close(f);
- end;
-
-
- begin
- ReadInfo;
- i:= 0;
- hires; hirescolor(7);
- n:= WorldArray[i]; i:=i+1;
- repeat
- x1:= WorldArray[i]; i:=i+1;
- y1:= WorldArray[i]; i:=i+1;
- x := WorldArray[i]; i:=i+1;
- y := WorldArray[i]; i:=i+1;
- line (x1, y1, x, y, 1);
- x1:= x; y1:= y;
- for j:= 3 to n do
- begin
- x := WorldArray[i]; i:=i+1;
- y := WorldArray[i]; i:=i+1;
- line (x1, y1, x, y, 1);
- x1:= x; y1:= y;
- end;
- n:= WorldArray[i]; i:=i+1;
- until (n < 1);
- end.