/usr/share/doc/libncursesada-doc/examples/ncurses2-color_test.adb is in libncursesada-doc 6.0.20170708-2.
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-- --
-- GNAT ncurses Binding Samples --
-- --
-- ncurses --
-- --
-- B O D Y --
-- --
------------------------------------------------------------------------------
-- Copyright (c) 2000-2006,2008 Free Software Foundation, Inc. --
-- --
-- Permission is hereby granted, free of charge, to any person obtaining a --
-- copy of this software and associated documentation files (the --
-- "Software"), to deal in the Software without restriction, including --
-- without limitation the rights to use, copy, modify, merge, publish, --
-- distribute, distribute with modifications, sublicense, and/or sell --
-- copies of the Software, and to permit persons to whom the Software is --
-- furnished to do so, subject to the following conditions: --
-- --
-- The above copyright notice and this permission notice shall be included --
-- in all copies or substantial portions of the Software. --
-- --
-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS --
-- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF --
-- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. --
-- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, --
-- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR --
-- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR --
-- THE USE OR OTHER DEALINGS IN THE SOFTWARE. --
-- --
-- Except as contained in this notice, the name(s) of the above copyright --
-- holders shall not be used in advertising or otherwise to promote the --
-- sale, use or other dealings in this Software without prior written --
-- authorization. --
------------------------------------------------------------------------------
-- Author: Eugene V. Melaragno <aldomel@ix.netcom.com> 2000
-- Version Control
-- $Revision: 1.3 $
-- $Date: 2008/07/26 18:47:17 $
-- Binding Version 01.00
------------------------------------------------------------------------------
with ncurses2.util; use ncurses2.util;
with Terminal_Interface.Curses; use Terminal_Interface.Curses;
with Ada.Strings.Fixed;
procedure ncurses2.color_test is
use Int_IO;
procedure show_color_name (y, x : Integer; color : Integer);
color_names : constant array (0 .. 15) of String (1 .. 7) :=
(
"black ",
"red ",
"green ",
"yellow ",
"blue ",
"magenta",
"cyan ",
"white ",
"BLACK ",
"RED ",
"GREEN ",
"YELLOW ",
"BLUE ",
"MAGENTA",
"CYAN ",
"WHITE "
);
procedure show_color_name (y, x : Integer; color : Integer) is
tmp5 : String (1 .. 5);
begin
if Number_Of_Colors > 8 then
Put (tmp5, color);
Add (Line => Line_Position (y), Column => Column_Position (x),
Str => tmp5);
else
Add (Line => Line_Position (y), Column => Column_Position (x),
Str => color_names (color));
end if;
end show_color_name;
top, width : Integer;
hello : String (1 .. 5);
-- tmp3 : String (1 .. 3);
-- tmp2 : String (1 .. 2);
begin
Refresh;
Add (Str => "There are ");
-- Put(tmp3, Number_Of_Colors*Number_Of_Colors);
Add (Str => Ada.Strings.Fixed.Trim (Integer'Image (Number_Of_Colors *
Number_Of_Colors),
Ada.Strings.Left));
Add (Str => " color pairs");
Add (Ch => newl);
if Number_Of_Colors > 8 then
width := 4;
else
width := 8;
end if;
if Number_Of_Colors > 8 then
hello := "Test ";
else
hello := "Hello";
end if;
for Bright in Boolean loop
if Number_Of_Colors > 8 then
top := 0;
else
top := Boolean'Pos (Bright) * (Number_Of_Colors + 3);
end if;
Clear_To_End_Of_Screen;
Move_Cursor (Line => Line_Position (top) + 1, Column => 0);
-- Put(tmp2, Number_Of_Colors);
Add (Str => Ada.Strings.Fixed.Trim (Integer'Image (Number_Of_Colors),
Ada.Strings.Left));
Add (Ch => 'x');
Add (Str => Ada.Strings.Fixed.Trim (Integer'Image (Number_Of_Colors),
Ada.Strings.Left));
Add (Str => " matrix of foreground/background colors, bright *");
if Bright then
Add (Str => "on");
else
Add (Str => "off");
end if;
Add (Ch => '*');
for i in 0 .. Number_Of_Colors - 1 loop
show_color_name (top + 2, (i + 1) * width, i);
end loop;
for i in 0 .. Number_Of_Colors - 1 loop
show_color_name (top + 3 + i, 0, i);
end loop;
for i in 1 .. Number_Of_Color_Pairs - 1 loop
Init_Pair (Color_Pair (i), Color_Number (i mod Number_Of_Colors),
Color_Number (i / Number_Of_Colors));
-- attron((attr_t) COLOR_PAIR(i)) -- Huh?
Set_Color (Pair => Color_Pair (i));
if Bright then
Switch_Character_Attribute (Attr => (Bold_Character => True,
others => False));
end if;
Add (Line => Line_Position (top + 3 + (i / Number_Of_Colors)),
Column => Column_Position ((i mod Number_Of_Colors + 1) *
width),
Str => hello);
Set_Character_Attributes;
end loop;
if Number_Of_Colors > 8 or Bright then
Pause;
end if;
end loop;
Erase;
End_Windows;
end ncurses2.color_test;
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