1 ------------------------------------------------------------------------------
3 -- GNAT ncurses Binding Samples --
9 ------------------------------------------------------------------------------
10 -- Copyright (c) 1998 Free Software Foundation, Inc. --
12 -- Permission is hereby granted, free of charge, to any person obtaining a --
13 -- copy of this software and associated documentation files (the --
14 -- "Software"), to deal in the Software without restriction, including --
15 -- without limitation the rights to use, copy, modify, merge, publish, --
16 -- distribute, distribute with modifications, sublicense, and/or sell --
17 -- copies of the Software, and to permit persons to whom the Software is --
18 -- furnished to do so, subject to the following conditions: --
20 -- The above copyright notice and this permission notice shall be included --
21 -- in all copies or substantial portions of the Software. --
23 -- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS --
24 -- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF --
25 -- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. --
26 -- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, --
27 -- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR --
28 -- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR --
29 -- THE USE OR OTHER DEALINGS IN THE SOFTWARE. --
31 -- Except as contained in this notice, the name(s) of the above copyright --
32 -- holders shall not be used in advertising or otherwise to promote the --
33 -- sale, use or other dealings in this Software without prior written --
35 ------------------------------------------------------------------------------
36 -- Author: Laurent Pautet <pautet@gnat.com>
37 -- Modified by: Juergen Pfeifer, 1997
40 -- Binding Version 01.00
41 ------------------------------------------------------------------------------
43 with Ada.Numerics.Float_Random; use Ada.Numerics.Float_Random;
44 with Status; use Status;
45 with Terminal_Interface.Curses; use Terminal_Interface.Curses;
49 Visibility : Cursor_Visibility;
51 subtype X_Position is Line_Position;
52 subtype Y_Position is Column_Position;
54 Xpos : array (1 .. 5) of X_Position;
55 Ypos : array (1 .. 5) of Y_Position;
61 Max_X, X : X_Position;
62 Max_Y, Y : Y_Position;
64 procedure Next (J : in out Integer);
65 procedure Cursor (X : X_Position; Y : Y_Position);
67 procedure Next (J : in out Integer) is
76 procedure Cursor (X : X_Position; Y : Y_Position) is
78 Move_Cursor (Line => X, Column => Y);
80 pragma Inline (Cursor);
86 Set_Echo_Mode (False);
88 Visibility := Invisible;
89 Set_Cursor_Visibility (Visibility);
94 for I in Xpos'Range loop
95 Xpos (I) := X_Position (Float (Max_X) * Random (G)) + 2;
96 Ypos (I) := Y_Position (Float (Max_Y) * Random (G)) + 2;
100 while Process.Continue loop
102 X := X_Position (Float (Max_X) * Random (G)) + 2;
103 Y := Y_Position (Float (Max_Y) * Random (G)) + 2;
108 Cursor (Xpos (N), Ypos (N));
113 Cursor (Xpos (N), Ypos (N));
118 Cursor (Xpos (N) - 1, Ypos (N));
120 Cursor (Xpos (N), Ypos (N) - 1);
122 Cursor (Xpos (N) + 1, Ypos (N));
127 Cursor (Xpos (N) - 2, Ypos (N));
129 Cursor (Xpos (N) - 1, Ypos (N) - 1);
131 Cursor (Xpos (N), Ypos (N) - 2);
132 Add (Str => "| O |");
133 Cursor (Xpos (N) + 1, Ypos (N) - 1);
135 Cursor (Xpos (N) + 2, Ypos (N));
140 Cursor (Xpos (N) - 2, Ypos (N));
142 Cursor (Xpos (N) - 1, Ypos (N) - 1);
144 Cursor (Xpos (N), Ypos (N) - 2);
146 Cursor (Xpos (N) + 1, Ypos (N) - 1);
148 Cursor (Xpos (N) + 2, Ypos (N));
155 Nap_Milli_Seconds (50);
158 Visibility := Normal;
159 Set_Cursor_Visibility (Visibility);