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Rational R1000/400

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⟦ff123d8b0⟧ Ada Source

    Length: 6144 (0x1800)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, package body Move_Action_Rule, seg_04bfb0, separate Fruit_Display_Visual_Rule_Bundle_5

Derivation

└─⟦8527c1e9b⟧ Bits:30000544 8mm tape, Rational 1000, Arrival backup of disks in PAM's R1000
    └─ ⟦cfc2e13cd⟧ »Space Info Vol 2« 
        └─⟦this⟧ 

E3 Source Code



separate (Fruit_Display_Visual_Rule_Bundle_5)

package body Move_Action_Rule is


    function Premiss return Fact_Queries is
        use Fact_Base;
        use Fruit_Frames_5;
        The_Marker_Name : constant Alias.Name := Alias.M;
    begin
        return (Requests.Exist
                   ((Request_Name => Is_Equal (Move_Request_Name),
                     Marker_Name  => Predicate.Define_As (The_Marker_Name),
                     Argument1    => Is_Any,
                     Argument2    => Is_Any)),
                Visual_Markers.Exist
                   ((Marker_Name => Is_Equal (The_Marker_Name),
                     Position_X  => Is_Any,
                     Position_Y  => Is_Any)));
    end Premiss;


    procedure Action (Objects : Fact_Collection) is
        use Fruit_Frames_5;
        use Slot;
        use Slot.Operators;
        The_Request_Fact : Fact_Name renames Objects (1);  
        The_Marker_Fact : Fact_Name renames Objects (2);
        The_Dist : Slot.Object := Requests.Get (The_Request_Fact, Argument2);
        The_Direction : Slot.Object :=
           Requests.Get (The_Request_Fact, Argument1);
        Old_Pos_X : Slot.Object := Visual_Markers.Get
                                      (The_Marker_Fact, Position_X);
        Old_Pos_Y : Slot.Object := Visual_Markers.Get
                                      (The_Marker_Fact, Position_Y);
        New_Pos_X : Slot.Object := Value (0);
        New_Pos_Y : Slot.Object := Value (0);
    begin  
        Output_Stream.New_Line (Output_Stream.Standard_Output);
        Output_Stream.Put_Line ("***************************************",
                                Output_Stream.Standard_Output);
        Output_Stream.Put_Line ("move action rule",
                                Output_Stream.Standard_Output);
        Output_Stream.Put_Line ("***************************************",
                                Output_Stream.Standard_Output);
        Output_Stream.New_Line (Output_Stream.Standard_Output);
        if The_Direction = Right_Direction then
            New_Pos_X := Old_Pos_X + The_Dist;
            if New_Pos_X > Max_X then
                New_Pos_X := Max_X;
                Answers.Add ((Request_Name => Move_Request_Name,
                              Answer       => Negative_Answer));
            end if;
            Visual_Markers.Change (The_Marker_Fact, Position_X, New_Pos_X);

        elsif The_Direction = Left_Direction then
            New_Pos_X := Old_Pos_X - The_Dist;
            if New_Pos_X < Min_X then
                New_Pos_X := Min_X;
                Answers.Add ((Request_Name => Move_Request_Name,
                              Answer       => Negative_Answer));
            end if;  
            Visual_Markers.Change (The_Marker_Fact, Position_X, New_Pos_X);
        elsif The_Direction = Up_Direction then
            New_Pos_Y := Old_Pos_Y + The_Dist;
            if New_Pos_Y > Max_Y then
                New_Pos_Y := Max_Y;  
                Answers.Add ((Request_Name => Move_Request_Name,
                              Answer       => Negative_Answer));
            end if;  
            Visual_Markers.Change (The_Marker_Fact, Position_Y, New_Pos_Y);
        elsif The_Direction = Down_Direction then
            New_Pos_Y := Old_Pos_Y - The_Dist;
            if New_Pos_Y < Min_Y then
                New_Pos_Y := Min_Y;  
                Answers.Add ((Request_Name => Move_Request_Name,
                              Answer       => Negative_Answer));
            end if;  
            Visual_Markers.Change (The_Marker_Fact, Position_Y, New_Pos_Y);
        end if;  
        Requests.Delete (The_Request_Fact);
    end Action;


end Move_Action_Rule;

E3 Meta Data

    nblk1=5
    nid=5
    hdr6=8
        [0x00] rec0=1d rec1=00 rec2=01 rec3=068
        [0x01] rec0=11 rec1=00 rec2=04 rec3=07c
        [0x02] rec0=15 rec1=00 rec2=03 rec3=026
        [0x03] rec0=14 rec1=00 rec2=02 rec3=000
        [0x04] rec0=c0 rec1=00 rec2=00 rec3=100
    tail 0x21751bece869264db9a53 0x42a00088462063c03
Free Block Chain:
  0x5: 0000  00 00 00 06 80 03 20 4f 62 03 04 05 06 07 08 09  ┆       Ob       ┆