src/fltk-widgets-valuators-counters.ads


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--  Programmed by Jedidiah Barber
--  Released into the public domain


package FLTK.Widgets.Valuators.Counters is


    type Counter is new Valuator with private;

    type Counter_Reference (Data : not null access Counter'Class) is
        limited null record with Implicit_Dereference => Data;


    package Forge is

        function Create
               (X, Y, W, H : in Integer;
                Text       : in String := "")
            return Counter;

    end Forge;


    function Get_Step
           (This : in Counter)
        return Long_Float;

    procedure Set_Step_Top
           (This : in out Counter;
            To   : in     Long_Float);

    function Get_Long_Step
           (This : in Counter)
        return Long_Float;

    procedure Set_Long_Step
           (This : in out Counter;
            To   : in     Long_Float);

    procedure Set_Step_Both
           (This        : in out Counter;
            Short, Long : in     Long_Float);


    function Get_Text_Color
           (This : in Counter)
        return Color;

    procedure Set_Text_Color
           (This : in out Counter;
            To   : in     Color);

    function Get_Text_Font
           (This : in Counter)
        return Font_Kind;

    procedure Set_Text_Font
           (This : in out Counter;
            To   : in     Font_Kind);

    function Get_Text_Size
           (This : in Counter)
        return Font_Size;

    procedure Set_Text_Size
           (This : in out Counter;
            To   : in     Font_Size);


    procedure Draw
           (This : in out Counter);

    function Handle
           (This  : in out Counter;
            Event : in     Event_Kind)
        return Event_Outcome;


private


    type Counter is new Valuator with record
        --  Needed because Fl_Counter doesn't have
        --  a way to retrieve this value otherwise.
        Long_Step : Long_Float := 1.0;
    end record;

    overriding procedure Initialize
           (This : in out Counter);

    overriding procedure Finalize
           (This : in out Counter);

    procedure Extra_Init
           (This       : in out Counter;
            X, Y, W, H : in     Integer;
            Text       : in     String)
    with Inline;

    procedure Extra_Final
           (This : in out Counter)
    with Inline;


    pragma Inline (Get_Step);
    pragma Inline (Set_Step);
    pragma Inline (Get_Long_Step);
    pragma Inline (Set_Long_Step);

    pragma Inline (Get_Text_Color);
    pragma Inline (Set_Text_Color);
    pragma Inline (Get_Text_Font);
    pragma Inline (Set_Text_Font);
    pragma Inline (Get_Text_Size);
    pragma Inline (Set_Text_Size);

    pragma Inline (Draw);
    pragma Inline (Handle);


end FLTK.Widgets.Valuators.Counters;