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⟦fa9f29cd4⟧ Ada Source

    Length: 7168 (0x1c00)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, package body Put_New_Tower_On_Table_Rule, seg_04b79c, separate Fruit_Rule_Bundle_1

Derivation

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

with Visual_System_1;
separate (Fruit_Rule_Bundle_1)

package body Put_New_Tower_On_Table_Rule is


    function Premiss return Fact_Queries is
        use Fruit_Frames_1;
    begin
        return (Markers.Exist ((Name => Is_Equal (Top_Block_Marker_Name))),
                Markers.Exist ((Name => Is_Equal (Selected_Block_Marker_Name))),
                Markers.Exist ((Name => Is_Equal (Model_Marker_Name))),
                Markers.Absent ((Name => Is_Equal
                                            (Top_Copied_Model_Marker_Name))));
    end Premiss;


    procedure Action (Objects : Fact_Collection) is
        use Visual_System_1;
        use Fruit_Frames_1;
        The_Label             : Labels;
        Moving_Possible       : Boolean := True;  
        Top_Block_Marker      : Fact_Name renames Objects (1);
        Selected_Block_Marker : Fact_Name renames Objects (2);
        Model_Marker          : Fact_Name renames Objects (3);

    begin  
        if Is_Same (Selected_Block_Marker_Id, Top_Block_Marker_Id) then
            -- the first selected block is on the top of a stack

            while Moving_Possible loop
                Moving_Possible := Move (Top_Copied_Model_Marker_Id, Down);
            end loop;  
            Moving_Possible := True;
            while Moving_Possible loop
                Moving_Possible := Move (Top_Copied_Model_Marker_Id, Left);
            end loop;

            Moving_Possible := True;
            loop --search for a free place on table
                The_Label := Get_Label (Top_Copied_Model_Marker_Id);
                exit when The_Label = Null_Label;
                Moving_Possible := Move (Top_Copied_Model_Marker_Id, Right);
                exit when Moving_Possible = False;
            end loop;

            if not Moving_Possible then
                -- STOP
                Markers.Delete (Model_Marker);
            else

                Markers.Add ((Name => Top_Copied_Model_Marker_Name));

                Put_Block (Block_Marked_With_Id    => Selected_Block_Marker_Id,
                           On_Marked_Place_With_Id =>
                              Top_Copied_Model_Marker_Id);

                Protecte_Column (Top_Copied_Model_Marker_Id);

                Markers.Delete (Top_Block_Marker);
                Markers.Delete (Selected_Block_Marker);

                --passe au block suivant du model a copier
                Moving_Possible := True;
                Moving_Possible := Move (Model_Marker_Id, Up);

                if (Get_Label (Model_Marker_Id) = Null_Label) or
                   (not Moving_Possible) then
                    -- le modele a copier est fini
                    Markers.Delete (Model_Marker);
                end if;
            end if;
        else
            -- first the top of the stack must be moved away until the
            -- selected block is on the top

            -- to search a free place on table begin at bottom right
            Moving_Possible := True;
            while Moving_Possible loop
                Moving_Possible := Move (On_Table_Marker_Id, Down);
            end loop;
            Moving_Possible := True;
            while Moving_Possible loop
                Moving_Possible := Move (On_Table_Marker_Id, Right);
            end loop;

            -- search a free place on table
            Moving_Possible := True;
            while (Get_Label (On_Table_Marker_Id) /= Null_Label) and
                     Moving_Possible loop
                Moving_Possible := Move (On_Table_Marker_Id, Left);
            end loop;

            if not Moving_Possible then
                -- no free place on table : STOP !
                Markers.Delete (Model_Marker);
            else

                Put_Block (Block_Marked_With_Id    => Top_Block_Marker_Id,
                           On_Marked_Place_With_Id => On_Table_Marker_Id);
                Markers.Delete (Top_Block_Marker);
            end if;

        end if;  
    end Action;

end Put_New_Tower_On_Table_Rule;

    nblk1=6
    nid=0
    hdr6=c
        [0x00] rec0=1c rec1=00 rec2=01 rec3=016
        [0x01] rec0=01 rec1=00 rec2=06 rec3=042
        [0x02] rec0=18 rec1=00 rec2=02 rec3=07c
        [0x03] rec0=19 rec1=00 rec2=03 rec3=056
        [0x04] rec0=18 rec1=00 rec2=04 rec3=028
        [0x05] rec0=07 rec1=00 rec2=05 rec3=000
    tail 0x21750a20286835c332658 0x42a00088462063c03