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with
Interfaces.C.Strings,
System;
use type
System.Address;
package body FLTK.Widgets.Valuators.Dials is
procedure dial_set_draw_hook
(W, D : in System.Address);
pragma Import (C, dial_set_draw_hook, "dial_set_draw_hook");
procedure dial_set_handle_hook
(W, H : in System.Address);
pragma Import (C, dial_set_handle_hook, "dial_set_handle_hook");
function new_fl_dial
(X, Y, W, H : in Interfaces.C.int;
Text : in Interfaces.C.char_array)
return System.Address;
pragma Import (C, new_fl_dial, "new_fl_dial");
procedure free_fl_dial
(D : in System.Address);
pragma Import (C, free_fl_dial, "free_fl_dial");
function fl_dial_get_angle1
(D : in System.Address)
return Interfaces.C.int;
pragma Import (C, fl_dial_get_angle1, "fl_dial_get_angle1");
procedure fl_dial_set_angle1
(D : in System.Address;
T : in Interfaces.C.int);
pragma Import (C, fl_dial_set_angle1, "fl_dial_set_angle1");
function fl_dial_get_angle2
(D : in System.Address)
return Interfaces.C.int;
pragma Import (C, fl_dial_get_angle2, "fl_dial_get_angle2");
procedure fl_dial_set_angle2
(D : in System.Address;
T : in Interfaces.C.int);
pragma Import (C, fl_dial_set_angle2, "fl_dial_set_angle2");
procedure fl_dial_set_angles
(D : in System.Address;
A, B : in Interfaces.C.int);
pragma Import (C, fl_dial_set_angles, "fl_dial_set_angles");
procedure fl_dial_draw
(W : in System.Address);
pragma Import (C, fl_dial_draw, "fl_dial_draw");
function fl_dial_handle
(W : in System.Address;
E : in Interfaces.C.int)
return Interfaces.C.int;
pragma Import (C, fl_dial_handle, "fl_dial_handle");
procedure Finalize
(This : in out Dial) is
begin
if This.Void_Ptr /= System.Null_Address and then
This in Dial'Class
then
free_fl_dial (This.Void_Ptr);
This.Void_Ptr := System.Null_Address;
end if;
Finalize (Valuator (This));
end Finalize;
function Create
(X, Y, W, H : in Integer;
Text : in String)
return Dial is
begin
return This : Dial do
This.Void_Ptr := new_fl_dial
(Interfaces.C.int (X),
Interfaces.C.int (Y),
Interfaces.C.int (W),
Interfaces.C.int (H),
Interfaces.C.To_C (Text));
fl_widget_set_user_data
(This.Void_Ptr,
Widget_Convert.To_Address (This'Unchecked_Access));
dial_set_draw_hook (This.Void_Ptr, Draw_Hook'Address);
dial_set_handle_hook (This.Void_Ptr, Handle_Hook'Address);
end return;
end Create;
function Get_First_Angle
(This : in Dial)
return Integer is
begin
return Integer (fl_dial_get_angle1 (This.Void_Ptr));
end Get_First_Angle;
procedure Set_First_Angle
(This : in out Dial;
To : in Integer) is
begin
fl_dial_set_angle1 (This.Void_Ptr, Interfaces.C.int (To));
end Set_First_Angle;
function Get_Second_Angle
(This : in Dial)
return Integer is
begin
return Integer (fl_dial_get_angle2 (This.Void_Ptr));
end Get_Second_Angle;
procedure Set_Second_Angle
(This : in out Dial;
To : in Integer) is
begin
fl_dial_set_angle2 (This.Void_Ptr, Interfaces.C.int (To));
end Set_Second_Angle;
procedure Set_Angles
(This : in out Dial;
One, Two : in Integer) is
begin
fl_dial_set_angles (This.Void_Ptr, Interfaces.C.int (One), Interfaces.C.int (Two));
end Set_Angles;
procedure Draw
(This : in out Dial) is
begin
fl_dial_draw (This.Void_Ptr);
end Draw;
function Handle
(This : in out Dial;
Event : in Event_Kind)
return Event_Outcome is
begin
return Event_Outcome'Val
(fl_dial_handle (This.Void_Ptr, Event_Kind'Pos (Event)));
end Handle;
end FLTK.Widgets.Valuators.Dials;
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