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with
Interfaces.C.Strings,
System;
use type
System.Address;
package body FLTK.Widgets.Valuators.Sliders is
procedure slider_set_draw_hook
(W, D : in System.Address);
pragma Import (C, slider_set_draw_hook, "slider_set_draw_hook");
procedure slider_set_handle_hook
(W, H : in System.Address);
pragma Import (C, slider_set_handle_hook, "slider_set_handle_hook");
function new_fl_slider
(X, Y, W, H : in Interfaces.C.int;
Text : in Interfaces.C.char_array)
return System.Address;
pragma Import (C, new_fl_slider, "new_fl_slider");
procedure free_fl_slider
(D : in System.Address);
pragma Import (C, free_fl_slider, "free_fl_slider");
procedure fl_slider_set_bounds
(S : in System.Address;
A, B : in Interfaces.C.double);
pragma Import (C, fl_slider_set_bounds, "fl_slider_set_bounds");
function fl_slider_get_slider
(S : in System.Address)
return Interfaces.C.int;
pragma Import (C, fl_slider_get_slider, "fl_slider_get_slider");
procedure fl_slider_set_slider
(S : in System.Address;
T : in Interfaces.C.int);
pragma Import (C, fl_slider_set_slider, "fl_slider_set_slider");
function fl_slider_get_slider_size
(S : in System.Address)
return Interfaces.C.C_float;
pragma Import (C, fl_slider_get_slider_size, "fl_slider_get_slider_size");
procedure fl_slider_set_slider_size
(S : in System.Address;
T : in Interfaces.C.C_float);
pragma Import (C, fl_slider_set_slider_size, "fl_slider_set_slider_size");
procedure fl_slider_draw
(W : in System.Address);
pragma Import (C, fl_slider_draw, "fl_slider_draw");
function fl_slider_handle
(W : in System.Address;
E : in Interfaces.C.int)
return Interfaces.C.int;
pragma Import (C, fl_slider_handle, "fl_slider_handle");
procedure Finalize
(This : in out Slider) is
begin
if This.Void_Ptr /= System.Null_Address and then
This in Slider'Class
then
free_fl_slider (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 Slider is
begin
return This : Slider do
This.Void_Ptr := new_fl_slider
(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));
slider_set_draw_hook (This.Void_Ptr, Draw_Hook'Address);
slider_set_handle_hook (This.Void_Ptr, Handle_Hook'Address);
end return;
end Create;
procedure Set_Bounds
(This : in out Slider;
A, B : in Long_Float) is
begin
fl_slider_set_bounds
(This.Void_Ptr,
Interfaces.C.double (A),
Interfaces.C.double (B));
end Set_Bounds;
function Get_Box
(This : in Slider)
return Box_Kind is
begin
return Box_Kind'Val (fl_slider_get_slider (This.Void_Ptr));
end Get_Box;
procedure Set_Box
(This : in out Slider;
To : in Box_Kind) is
begin
fl_slider_set_slider (This.Void_Ptr, Box_Kind'Pos (To));
end Set_Box;
function Get_Slide_Size
(This : in Slider)
return Float is
begin
return Float (fl_slider_get_slider_size (This.Void_Ptr));
end Get_Slide_Size;
procedure Set_Slide_Size
(This : in out Slider;
To : in Float) is
begin
fl_slider_set_slider_size (This.Void_Ptr, Interfaces.C.C_float (To));
end Set_Slide_Size;
procedure Draw
(This : in out Slider) is
begin
fl_slider_draw (This.Void_Ptr);
end Draw;
function Handle
(This : in out Slider;
Event : in Event_Kind)
return Event_Outcome is
begin
return Event_Outcome'Val
(fl_slider_handle (This.Void_Ptr, Event_Kind'Pos (Event)));
end Handle;
end FLTK.Widgets.Valuators.Sliders;
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