summaryrefslogtreecommitdiff
path: root/src/fltk-images-pixmaps-gif.adb
diff options
context:
space:
mode:
Diffstat (limited to 'src/fltk-images-pixmaps-gif.adb')
-rw-r--r--src/fltk-images-pixmaps-gif.adb71
1 files changed, 71 insertions, 0 deletions
diff --git a/src/fltk-images-pixmaps-gif.adb b/src/fltk-images-pixmaps-gif.adb
new file mode 100644
index 0000000..579d8b7
--- /dev/null
+++ b/src/fltk-images-pixmaps-gif.adb
@@ -0,0 +1,71 @@
+
+
+with
+
+ Interfaces.C,
+ System;
+
+use type
+
+ System.Address;
+
+
+package body FLTK.Images.Pixmaps.GIF is
+
+
+ function new_fl_gif_image
+ (F : in Interfaces.C.char_array)
+ return System.Address;
+ pragma Import (C, new_fl_gif_image, "new_fl_gif_image");
+ pragma Inline (new_fl_gif_image);
+
+ procedure free_fl_gif_image
+ (P : in System.Address);
+ pragma Import (C, free_fl_gif_image, "free_fl_gif_image");
+ pragma Inline (free_fl_gif_image);
+
+
+
+
+ overriding procedure Finalize
+ (This : in out GIF_Image) is
+ begin
+ if This.Void_Ptr /= System.Null_Address and then
+ This in GIF_Image'Class
+ then
+ free_fl_gif_image (This.Void_Ptr);
+ This.Void_Ptr := System.Null_Address;
+ end if;
+ Finalize (Pixmap (This));
+ end Finalize;
+
+
+
+
+ package body Forge is
+
+ function Create
+ (Filename : in String)
+ return GIF_Image is
+ begin
+ return This : GIF_Image do
+ This.Void_Ptr := new_fl_gif_image
+ (Interfaces.C.To_C (Filename));
+ case fl_image_fail (This.Void_Ptr) is
+ when 1 =>
+ raise No_Image_Error;
+ when 2 =>
+ raise File_Access_Error;
+ when 3 =>
+ raise Format_Error;
+ when others =>
+ null;
+ end case;
+ end return;
+ end Create;
+
+ end Forge;
+
+
+end FLTK.Images.Pixmaps.GIF;
+