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+
+
+-- Programmed by Jedidiah Barber
+-- Released into the public domain
+
+
+with
+
+ FLTK.Widgets.Groups,
+ Interfaces.C.Strings;
+
+
+package body FLTK.Widgets.Valuators.Counters is
+
+
+ ------------------------
+ -- Functions From C --
+ ------------------------
+
+ function new_fl_counter
+ (X, Y, W, H : in Interfaces.C.int;
+ Text : in Interfaces.C.char_array)
+ return Storage.Integer_Address;
+ pragma Import (C, new_fl_counter, "new_fl_counter");
+ pragma Inline (new_fl_counter);
+
+ procedure free_fl_counter
+ (A : in Storage.Integer_Address);
+ pragma Import (C, free_fl_counter, "free_fl_counter");
+ pragma Inline (free_fl_counter);
+
+
+
+
+ function fl_counter_get_step
+ (C : in Storage.Integer_Address)
+ return Interfaces.C.double;
+ pragma Import (C, fl_counter_get_step, "fl_counter_get_step");
+ pragma Inline (fl_counter_get_step);
+
+ procedure fl_counter_set_step_top
+ (C : in Storage.Integer_Address;
+ T : in Interfaces.C.double);
+ pragma Import (C, fl_counter_set_step_top, "fl_counter_set_step_top");
+ pragma Inline (fl_counter_set_step_top);
+
+ procedure fl_counter_set_lstep
+ (C : in Storage.Integer_Address;
+ T : in Interfaces.C.double);
+ pragma Import (C, fl_counter_set_lstep, "fl_counter_set_lstep");
+ pragma Inline (fl_counter_set_lstep);
+
+ procedure fl_counter_set_step_both
+ (C : in Storage.Integer_Address;
+ S, L : in Interfaces.C.double);
+ pragma Import (C, fl_counter_set_step_both, "fl_counter_set_step_both");
+ pragma Inline (fl_counter_set_step_both);
+
+
+
+
+ function fl_counter_get_textcolor
+ (C : in Storage.Integer_Address)
+ return Interfaces.C.unsigned;
+ pragma Import (C, fl_counter_get_textcolor, "fl_counter_get_textcolor");
+ pragma Inline (fl_counter_get_textcolor);
+
+ procedure fl_counter_set_textcolor
+ (C : in Storage.Integer_Address;
+ T : in Interfaces.C.unsigned);
+ pragma Import (C, fl_counter_set_textcolor, "fl_counter_set_textcolor");
+ pragma Inline (fl_counter_set_textcolor);
+
+ function fl_counter_get_textfont
+ (C : in Storage.Integer_Address)
+ return Interfaces.C.int;
+ pragma Import (C, fl_counter_get_textfont, "fl_counter_get_textfont");
+ pragma Inline (fl_counter_get_textfont);
+
+ procedure fl_counter_set_textfont
+ (C : in Storage.Integer_Address;
+ T : in Interfaces.C.int);
+ pragma Import (C, fl_counter_set_textfont, "fl_counter_set_textfont");
+ pragma Inline (fl_counter_set_textfont);
+
+ function fl_counter_get_textsize
+ (C : in Storage.Integer_Address)
+ return Interfaces.C.int;
+ pragma Import (C, fl_counter_get_textsize, "fl_counter_get_textsize");
+ pragma Inline (fl_counter_get_textsize);
+
+ procedure fl_counter_set_textsize
+ (C : in Storage.Integer_Address;
+ T : in Interfaces.C.int);
+ pragma Import (C, fl_counter_set_textsize, "fl_counter_set_textsize");
+ pragma Inline (fl_counter_set_textsize);
+
+
+
+
+ procedure fl_counter_draw
+ (W : in Storage.Integer_Address);
+ pragma Import (C, fl_counter_draw, "fl_counter_draw");
+ pragma Inline (fl_counter_draw);
+
+ function fl_counter_handle
+ (W : in Storage.Integer_Address;
+ E : in Interfaces.C.int)
+ return Interfaces.C.int;
+ pragma Import (C, fl_counter_handle, "fl_counter_handle");
+ pragma Inline (fl_counter_handle);
+
+
+
+
+ -------------------
+ -- Destructors --
+ -------------------
+
+ procedure Extra_Final
+ (This : in out Counter) is
+ begin
+ Extra_Final (Valuator (This));
+ end Extra_Final;
+
+
+ procedure Finalize
+ (This : in out Counter) is
+ begin
+ Extra_Final (This);
+ if This.Void_Ptr /= Null_Pointer and This.Needs_Dealloc then
+ free_fl_counter (This.Void_Ptr);
+ This.Void_Ptr := Null_Pointer;
+ end if;
+ end Finalize;
+
+
+
+
+ --------------------
+ -- Constructors --
+ --------------------
+
+ procedure Extra_Init
+ (This : in out Counter;
+ X, Y, W, H : in Integer;
+ Text : in String) is
+ begin
+ Extra_Init (Valuator (This), X, Y, W, H, Text);
+ end Extra_Init;
+
+
+ procedure Initialize
+ (This : in out Counter) is
+ begin
+ This.Draw_Ptr := fl_counter_draw'Address;
+ This.Handle_Ptr := fl_counter_handle'Address;
+ end Initialize;
+
+
+ package body Forge is
+
+ function Create
+ (X, Y, W, H : in Integer;
+ Text : in String := "")
+ return Counter is
+ begin
+ return This : Counter do
+ This.Void_Ptr := new_fl_counter
+ (Interfaces.C.int (X),
+ Interfaces.C.int (Y),
+ Interfaces.C.int (W),
+ Interfaces.C.int (H),
+ Interfaces.C.To_C (Text));
+ Extra_Init (This, X, Y, W, H, Text);
+ end return;
+ end Create;
+
+
+ function Create
+ (Parent : in out FLTK.Widgets.Groups.Group'Class;
+ X, Y, W, H : in Integer;
+ Text : in String := "")
+ return Counter is
+ begin
+ return This : Counter := Create (X, Y, W, H, Text) do
+ Parent.Add (This);
+ end return;
+ end Create;
+
+ end Forge;
+
+
+
+
+ -----------------------
+ -- API Subprograms --
+ -----------------------
+
+ function Get_Step
+ (This : in Counter)
+ return Long_Float is
+ begin
+ return Long_Float (fl_counter_get_step (This.Void_Ptr));
+ end Get_Step;
+
+
+ procedure Set_Step_Top
+ (This : in out Counter;
+ To : in Long_Float) is
+ begin
+ fl_counter_set_step_top (This.Void_Ptr, Interfaces.C.double (To));
+ end Set_Step_Top;
+
+
+ function Get_Long_Step
+ (This : in Counter)
+ return Long_Float is
+ begin
+ return This.Long_Step;
+ end Get_Long_Step;
+
+
+ procedure Set_Long_Step
+ (This : in out Counter;
+ To : in Long_Float) is
+ begin
+ This.Long_Step := To;
+ fl_counter_set_lstep (This.Void_Ptr, Interfaces.C.double (To));
+ end Set_Long_Step;
+
+
+ procedure Set_Step_Both
+ (This : in out Counter;
+ Short, Long : in Long_Float) is
+ begin
+ fl_counter_set_step_both
+ (This.Void_Ptr,
+ Interfaces.C.double (Short),
+ Interfaces.C.double (Long));
+ end Set_Step_Both;
+
+
+
+
+ function Get_Text_Color
+ (This : in Counter)
+ return Color is
+ begin
+ return Color (fl_counter_get_textcolor (This.Void_Ptr));
+ end Get_Text_Color;
+
+
+ procedure Set_Text_Color
+ (This : in out Counter;
+ To : in Color) is
+ begin
+ fl_counter_set_textcolor (This.Void_Ptr, Interfaces.C.unsigned (To));
+ end Set_Text_Color;
+
+
+ function Get_Text_Font
+ (This : in Counter)
+ return Font_Kind is
+ begin
+ return Font_Kind'Val (fl_counter_get_textfont (This.Void_Ptr));
+ end Get_Text_Font;
+
+
+ procedure Set_Text_Font
+ (This : in out Counter;
+ To : in Font_Kind) is
+ begin
+ fl_counter_set_textfont (This.Void_Ptr, Font_Kind'Pos (To));
+ end Set_Text_Font;
+
+
+ function Get_Text_Size
+ (This : in Counter)
+ return Font_Size is
+ begin
+ return Font_Size (fl_counter_get_textsize (This.Void_Ptr));
+ end Get_Text_Size;
+
+
+ procedure Set_Text_Size
+ (This : in out Counter;
+ To : in Font_Size) is
+ begin
+ fl_counter_set_textsize (This.Void_Ptr, Interfaces.C.int (To));
+ end Set_Text_Size;
+
+
+
+
+ procedure Draw
+ (This : in out Counter) is
+ begin
+ Valuator (This).Draw;
+ end Draw;
+
+
+ function Handle
+ (This : in out Counter;
+ Event : in Event_Kind)
+ return Event_Outcome is
+ begin
+ return Valuator (This).Handle (Event);
+ end Handle;
+
+
+
+
+ function Get_Kind
+ (This : in out Counter)
+ return Counter_Kind
+ is
+ Result : Interfaces.C.unsigned_char := fl_widget_get_type (This.Void_Ptr);
+ begin
+ return Counter_Kind'Val (Result);
+ exception
+ when Constraint_Error => raise Internal_FLTK_Error with
+ "Fl_Counter::type returned unexpected unsigned char value of " &
+ Interfaces.C.unsigned_char'Image (Result);
+ end Get_Kind;
+
+
+ package body Extra is
+
+ procedure Set_Kind
+ (This : in out Counter;
+ Value : in Counter_Kind) is
+ begin
+ fl_widget_set_type (This.Void_Ptr, Counter_Kind'Pos (Value));
+ end Set_Kind;
+
+ pragma Inline (Set_Kind);
+
+ end Extra;
+
+
+end FLTK.Widgets.Valuators.Counters;
+
+