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-- F392D00.A
--
-- Grant of Unlimited Rights
--
-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
-- unlimited rights in the software and documentation contained herein.
-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
-- this public release, the Government intends to confer upon all
-- recipients unlimited rights equal to those held by the Government.
-- These rights include rights to use, duplicate, release or disclose the
-- released technical data and computer software in whole or in part, in
-- any manner and for any purpose whatsoever, and to have or permit others
-- to do so.
--
-- DISCLAIMER
--
-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
-- PARTICULAR PURPOSE OF SAID MATERIAL.
--*
--
-- FOUNDATION DESCRIPTION:
-- This foundation declares parent tagged types and subprograms for use
-- in tests covering dispatching operations.
--
-- CHANGE HISTORY:
-- 06 Dec 94 SAIC ACVC 2.0
--
--!
package F392D00 is
type Depth_Of_Field is range 5 .. 100;
type Shutter_Speed is (One, Two_Fifty, Four_Hundred, Thousand);
type Remote_Camera is tagged record
DOF : Depth_Of_Field := 10;
Shutter: Shutter_Speed := One;
end record;
-- ...Other declarations.
procedure Focus (C : in out Remote_Camera;
Depth : in Depth_Of_Field);
procedure Self_Test (C: in out Remote_Camera'Class);
-- ...Other operations.
private
procedure Set_Shutter_Speed (C : in out Remote_Camera;
Speed : in Shutter_Speed);
-- For the basic remote camera, shutter speed might be set as a function of
-- focus perhaps, thus it is declared as a private operation (usable
-- only internally within the abstraction).
end F392D00;
--==================================================================--
package body F392D00 is
procedure Focus (C : in out Remote_Camera;
Depth : in Depth_Of_Field) is
begin
-- Artificial for testing purposes.
C.DOF := 46;
end Focus;
-----------------------------------------------------------
procedure Set_Shutter_Speed (C : in out Remote_Camera;
Speed : in Shutter_Speed) is
begin
-- Artificial for testing purposes.
C.Shutter := Thousand;
end Set_Shutter_Speed;
-----------------------------------------------------------
procedure Self_Test (C: in out Remote_Camera'Class) is
TC_Dummy_Depth : constant Depth_Of_Field := 23;
TC_Dummy_Speed : constant Shutter_Speed := Four_Hundred;
begin
-- Test focus at various depths:
Focus(C, TC_Dummy_Depth);
-- ...Additional calls to Focus.
-- Test various shutter speeds:
Set_Shutter_Speed(C, TC_Dummy_Speed);
-- ...Additional calls to Set_Shutter_Speed.
end Self_Test;
end F392D00;
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