1 ------------------------------------------------------------------------------
3 -- GNAT ncurses Binding Samples --
9 ------------------------------------------------------------------------------
10 -- Copyright (c) 1998-2007,2008 Free Software Foundation, Inc. --
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13 -- copy of this software and associated documentation files (the --
14 -- "Software"), to deal in the Software without restriction, including --
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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 --
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35 ------------------------------------------------------------------------------
36 -- Author: Laurent Pautet <pautet@gnat.com>
37 -- Modified by: Juergen Pfeifer, 1997
40 -- $Date: 2008/08/30 21:38:07 $
41 -- Binding Version 01.00
42 ------------------------------------------------------------------------------
44 with ncurses2.util; use ncurses2.util;
45 with Ada.Numerics.Float_Random; use Ada.Numerics.Float_Random;
46 with Status; use Status;
47 with Terminal_Interface.Curses; use Terminal_Interface.Curses;
51 Visibility : Cursor_Visibility;
53 subtype X_Position is Line_Position;
54 subtype Y_Position is Column_Position;
56 Xpos : array (1 .. 5) of X_Position;
57 Ypos : array (1 .. 5) of Y_Position;
67 Max_X, X : X_Position;
68 Max_Y, Y : Y_Position;
70 procedure Next (J : in out Integer);
71 procedure Cursor (X : X_Position; Y : Y_Position);
73 procedure Next (J : in out Integer) is
82 procedure Cursor (X : X_Position; Y : Y_Position) is
84 Move_Cursor (Line => X, Column => Y);
86 pragma Inline (Cursor);
92 Set_Echo_Mode (False);
94 Visibility := Invisible;
95 Set_Cursor_Visibility (Visibility);
96 Set_Timeout_Mode (Standard_Window, Non_Blocking, 0);
101 for I in Xpos'Range loop
102 Xpos (I) := X_Position (Float (Max_X) * Random (G)) + 2;
103 Ypos (I) := Y_Position (Float (Max_Y) * Random (G)) + 2;
108 while not done and Process.Continue loop
110 X := X_Position (Float (Max_X) * Random (G)) + 2;
111 Y := Y_Position (Float (Max_Y) * Random (G)) + 2;
116 Cursor (Xpos (N), Ypos (N));
121 Cursor (Xpos (N), Ypos (N));
126 Cursor (Xpos (N) - 1, Ypos (N));
128 Cursor (Xpos (N), Ypos (N) - 1);
130 Cursor (Xpos (N) + 1, Ypos (N));
135 Cursor (Xpos (N) - 2, Ypos (N));
137 Cursor (Xpos (N) - 1, Ypos (N) - 1);
139 Cursor (Xpos (N), Ypos (N) - 2);
140 Add (Str => "| O |");
141 Cursor (Xpos (N) + 1, Ypos (N) - 1);
143 Cursor (Xpos (N) + 2, Ypos (N));
148 Cursor (Xpos (N) - 2, Ypos (N));
150 Cursor (Xpos (N) - 1, Ypos (N) - 1);
152 Cursor (Xpos (N), Ypos (N) - 2);
154 Cursor (Xpos (N) + 1, Ypos (N) - 1);
156 Cursor (Xpos (N) + 2, Ypos (N));
164 when Character'Pos ('q') => done := True;
165 when Character'Pos ('Q') => done := True;
166 when Character'Pos ('s') => Set_NoDelay_Mode (Standard_Window, False);
167 when Character'Pos (' ') => Set_NoDelay_Mode (Standard_Window, True);
171 Nap_Milli_Seconds (50);
174 Visibility := Normal;
175 Set_Cursor_Visibility (Visibility);