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111
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1 -- F392C00.A
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2 --
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3 -- Grant of Unlimited Rights
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4 --
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5 -- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
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6 -- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
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7 -- unlimited rights in the software and documentation contained herein.
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8 -- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
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9 -- this public release, the Government intends to confer upon all
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10 -- recipients unlimited rights equal to those held by the Government.
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11 -- These rights include rights to use, duplicate, release or disclose the
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12 -- released technical data and computer software in whole or in part, in
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13 -- any manner and for any purpose whatsoever, and to have or permit others
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14 -- to do so.
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15 --
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16 -- DISCLAIMER
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17 --
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18 -- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
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19 -- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
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20 -- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
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21 -- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
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22 -- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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23 -- PARTICULAR PURPOSE OF SAID MATERIAL.
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24 --*
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25 --
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26 -- FOUNDATION DESCRIPTION:
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27 -- This foundation provides a basis for tagged type and dispatching
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28 -- tests. Each test describes the utilizations.
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29 --
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30 -- CHANGE HISTORY:
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31 -- 06 Dec 94 SAIC ACVC 2.0
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32 -- 24 OCT 95 SAIC Updated for ACVC 2.0.1
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33 --
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34 --!
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35
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36 package F392C00_1 is -- Switches
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37
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38 type Toggle is tagged private; ---------------------------------- Toggle
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39
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40 function Create return Toggle;
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41 procedure Flip ( It : in out Toggle );
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42 function On ( It : Toggle'Class ) return Boolean;
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43 function Off ( It : Toggle'Class ) return Boolean;
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44
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45 type Dimmer is new Toggle with private; ------------------------- Dimmer
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46
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47 type Luminance is range 0..100;
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48
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49 function Create return Dimmer;
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50 procedure Flip ( It : in out Dimmer );
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51 procedure Brighten( It : in out Dimmer;
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52 By : in Luminance := 10 );
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53 procedure Dim ( It : in out Dimmer;
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54 By : in Luminance := 10 );
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55 function Intensity( It : Dimmer ) return Luminance;
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56
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57 type Auto_Dimmer is new Dimmer with private; --------------- Auto_Dimmer
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58
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59 function Create return Auto_Dimmer;
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60 procedure Flip ( It: in out Auto_Dimmer );
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61 procedure Set_Auto ( It: in out Auto_Dimmer );
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62 procedure Clear_Auto( It: in out Auto_Dimmer );
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63 -- procedure Set_Manual( It: in out Auto_Dimmer ) renames Clear_Auto;
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64 procedure Set_Cutin ( It: in out Auto_Dimmer; Lumens: in Luminance );
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65 procedure Set_Cutout( It: in out Auto_Dimmer; Lumens: in Luminance );
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66
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67 function Auto ( It: Auto_Dimmer ) return Boolean;
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68 function Cutout_Threshold( It: Auto_Dimmer ) return Luminance;
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69 function Cutin_Threshold ( It: Auto_Dimmer ) return Luminance;
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70
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71 function TC_CW_TI( Key : Character ) return Toggle'Class;
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72
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73 function TC_Non_Disp( It: Toggle ) return Boolean;
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74 function TC_Non_Disp( It: Dimmer ) return Boolean;
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75 function TC_Non_Disp( It: Auto_Dimmer ) return Boolean;
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76
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77 private
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78
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79 type Toggle is tagged record
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80 On : Boolean := False;
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81 end record;
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82
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83 type Dimmer is new Toggle with record
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84 Intensity : Luminance := 100;
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85 end record;
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86
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87 type Auto_Dimmer is new Dimmer with record
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88 Cutout_Threshold : Luminance := 60;
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89 Cutin_Threshold : Luminance := 40;
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90 Auto_Engaged : Boolean := False;
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91 end record;
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92
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93 end F392C00_1;
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94
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95 with TCTouch;
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96 package body F392C00_1 is
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97
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98 function Create return Toggle is
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99 begin
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100 TCTouch.Touch( '1' ); ------------------------------------------------ 1
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101 return Toggle'( On => True );
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102 end Create;
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103
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104 function Create return Dimmer is
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105 begin
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106 TCTouch.Touch( '2' ); ------------------------------------------------ 2
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107 return Dimmer'( On => True, Intensity => 75 );
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108 end Create;
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109
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110 function Create return Auto_Dimmer is
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111 begin
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112 TCTouch.Touch( '3' ); ------------------------------------------------ 3
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113 return Auto_Dimmer'( On => True, Intensity => 25,
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114 Cutout_Threshold | Cutin_Threshold => 50,
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115 Auto_Engaged => True );
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116 end Create;
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117
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118 procedure Flip ( It : in out Toggle ) is
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119 begin
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120 TCTouch.Touch( 'A' ); ------------------------------------------------ A
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121 It.On := not It.On;
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122 end Flip;
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123
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124 function On( It : Toggle'Class ) return Boolean is
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125 begin
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126 TCTouch.Touch( 'B' ); ------------------------------------------------ B
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127 return It.On;
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128 end On;
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129
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130 function Off( It : Toggle'Class ) return Boolean is
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131 begin
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132 TCTouch.Touch( 'C' ); ------------------------------------------------ C
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133 return not It.On;
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134 end Off;
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135
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136 procedure Brighten( It : in out Dimmer;
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137 By : in Luminance := 10 ) is
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138 begin
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139 TCTouch.Touch( 'D' ); ------------------------------------------------ D
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140 if (It.Intensity+By) <= Luminance'Last then
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141 It.Intensity := It.Intensity+By;
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142 else
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143 It.Intensity := Luminance'Last;
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144 end if;
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145 end Brighten;
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146
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147 procedure Dim ( It : in out Dimmer;
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148 By : in Luminance := 10 ) is
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149 begin
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150 TCTouch.Touch( 'E' ); ------------------------------------------------ E
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151 if (It.Intensity-By) >= Luminance'First then
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152 It.Intensity := It.Intensity-By;
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153 else
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154 It.Intensity := Luminance'First;
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155 end if;
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156 end Dim;
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157
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158 function Intensity( It : Dimmer ) return Luminance is
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159 begin
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160 TCTouch.Touch( 'F' ); ------------------------------------------------ F
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161 if On(It) then
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162 return It.Intensity;
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163 else
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164 return Luminance'First;
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165 end if;
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166 end Intensity;
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167
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168 procedure Flip ( It : in out Dimmer ) is
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169 begin
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170 TCTouch.Touch( 'G' ); ------------------------------------------------ G
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171 if On( It ) and (It.Intensity < 50) then
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172 It.Intensity := Luminance'Last - It.Intensity;
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173 else
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174 Flip( Toggle( It ) );
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175 end if;
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176 end Flip;
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177
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178 procedure Set_Auto ( It: in out Auto_Dimmer ) is
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179 begin
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180 TCTouch.Touch( 'H' ); ------------------------------------------------ H
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181 It.Auto_Engaged := True;
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182 end Set_Auto;
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183
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184 procedure Clear_Auto( It: in out Auto_Dimmer ) is
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185 begin
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186 TCTouch.Touch( 'I' ); ------------------------------------------------ I
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187 It.Auto_Engaged := False;
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188 end Clear_Auto;
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189
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190 function Auto ( It: Auto_Dimmer ) return Boolean is
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191 begin
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192 TCTouch.Touch( 'J' ); ------------------------------------------------ J
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193 return It.Auto_Engaged;
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194 end Auto;
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195
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196 procedure Flip ( It: in out Auto_Dimmer ) is
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197 begin
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198 TCTouch.Touch( 'K' ); ------------------------------------------------ K
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199 if It.Auto_Engaged then
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200 if Off(It) then
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201 Flip( Dimmer( It ) );
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202 else
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203 It.Auto_Engaged := False;
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204 end if;
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205 else
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206 Flip( Dimmer( It ) );
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207 end if;
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208 end Flip;
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209
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210 procedure Set_Cutin ( It : in out Auto_Dimmer;
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211 Lumens : in Luminance) is
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212 begin
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213 TCTouch.Touch( 'L' ); ------------------------------------------------ L
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214 It.Cutin_Threshold := Lumens;
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215 end Set_Cutin;
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216
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217 procedure Set_Cutout( It : in out Auto_Dimmer;
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218 Lumens : in Luminance) is
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219 begin
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220 TCTouch.Touch( 'M' ); ------------------------------------------------ M
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221 It.Cutout_Threshold := Lumens;
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222 end Set_Cutout;
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223
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224 function Cutout_Threshold( It : Auto_Dimmer ) return Luminance is
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225 begin
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226 TCTouch.Touch( 'N' ); ------------------------------------------------ N
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227 return It.Cutout_Threshold;
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228 end Cutout_Threshold;
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229
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230 function Cutin_Threshold ( It : Auto_Dimmer ) return Luminance is
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231 begin
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232 TCTouch.Touch( 'O' ); ------------------------------------------------ O
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233 return It.Cutin_Threshold;
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234 end Cutin_Threshold;
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235
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236 function TC_CW_TI( Key : Character ) return Toggle'Class is
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237 begin
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238 TCTouch.Touch( 'W' ); ------------------------------------------------ W
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239 case Key is
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240 when 'T' | 't' => return Toggle'( On => True );
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241 when 'D' | 'd' => return Dimmer'( On => True, Intensity => 75 );
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242 when 'A' | 'a' => return Auto_Dimmer'( On => True, Intensity => 25,
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243 Cutout_Threshold | Cutin_Threshold => 50,
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244 Auto_Engaged => True );
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245 when others => null;
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246 end case;
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247 end TC_CW_TI;
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248
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249 function TC_Non_Disp( It: Toggle ) return Boolean is
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250 begin
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251 TCTouch.Touch( 'X' ); ------------------------------------------------ X
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252 return It.On;
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253 end TC_Non_Disp;
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254
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255 function TC_Non_Disp( It: Dimmer ) return Boolean is
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256 begin
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257 TCTouch.Touch( 'Y' ); ------------------------------------------------ Y
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258 return It.On;
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259 end TC_Non_Disp;
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260
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261 function TC_Non_Disp( It: Auto_Dimmer ) return Boolean is
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262 begin
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263 TCTouch.Touch( 'Z' ); ------------------------------------------------ Z
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264 return It.On;
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265 end TC_Non_Disp;
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266
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267 end F392C00_1;
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