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- --::::::::::
- --screen.adb
- --::::::::::
- with Text_IO;
- package body Screen is
-
- -- simple ANSI terminal emulator
- -- Michael Feldman, The George Washington University
- -- July, 1995
-
- -- These procedures will work correctly only if the actual
- -- terminal is ANSI compatible. ANSI.SYS on a DOS machine
- -- will suffice.
-
- package Int_IO is new Text_IO.Integer_IO (Num => Integer);
-
- procedure Beep is
- begin
- Text_IO.Put (Item => ASCII.BEL);
- end Beep;
-
- procedure ClearScreen is
- begin
- Text_IO.Put (Item => ASCII.ESC);
- Text_IO.Put (Item => "[2J");
- end ClearScreen;
-
- procedure MoveCursor (To: in Position) is
- begin
- Text_IO.New_Line;
- Text_IO.Put (Item => ASCII.ESC);
- Text_IO.Put ("[");
- Int_IO.Put (Item => To.Row, Width => 1);
- Text_IO.Put (Item => ';');
- Int_IO.Put (Item => To.Column, Width => 1);
- Text_IO.Put (Item => 'f');
- end MoveCursor;
-
- end Screen;
-