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with Interfaces.C;
with System;
use type System.Address;
package body FLTK.Images.Bitmaps is
procedure free_fl_bitmap
(I : in System.Address);
pragma Import (C, free_fl_bitmap, "free_fl_bitmap");
function fl_bitmap_copy
(I : in System.Address;
W, H : in Interfaces.C.int)
return System.Address;
pragma Import (C, fl_bitmap_copy, "fl_bitmap_copy");
function fl_bitmap_copy2
(I : in System.Address)
return System.Address;
pragma Import (C, fl_bitmap_copy2, "fl_bitmap_copy2");
overriding procedure Finalize
(This : in out Bitmap) is
begin
if This.Void_Ptr /= System.Null_Address and then
This in Bitmap'Class
then
free_fl_bitmap (This.Void_Ptr);
This.Void_Ptr := System.Null_Address;
end if;
Finalize (Image (This));
end Finalize;
function Copy
(This : in Bitmap;
Width, Height : in Natural)
return Bitmap is
begin
return Copied : Bitmap do
Copied.Void_Ptr := fl_bitmap_copy
(This.Void_Ptr,
Interfaces.C.int (Width),
Interfaces.C.int (Height));
end return;
end Copy;
function Copy
(This : in Bitmap)
return Bitmap is
begin
return Copied : Bitmap do
Copied.Void_Ptr := fl_bitmap_copy2 (This.Void_Ptr);
end return;
end Copy;
end FLTK.Images.Bitmaps;
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