Organising source

1 files changed, 49 insertions, 0 deletions

diff --git a/src/fltk-images-rgb-png.adb b/src/fltk-images-rgb-png.adb
new file mode 100644
index 0000000..ecb2f5e
--- /dev/null
+++ b/src/fltk-images-rgb-png.adb
@@ -0,0 +1,49 @@
+
+
+with Interfaces.C;
+with System;
+use type System.Address;
+
+
+package body FLTK.Images.RGB.PNG is
+
+
+    function new_fl_png_image
+           (F : in Interfaces.C.char_array)
+        return System.Address;
+    pragma Import (C, new_fl_png_image, "new_fl_png_image");
+
+    procedure free_fl_png_image
+           (P : in System.Address);
+    pragma Import (C, free_fl_png_image, "free_fl_png_image");
+
+
+
+
+    overriding procedure Finalize
+           (This : in out PNG_Image) is
+    begin
+        Finalize (RGB_Image (This));
+        if This.Void_Ptr /= System.Null_Address then
+            if This in PNG_Image then
+                free_fl_png_image (This.Void_Ptr);
+            end if;
+        end if;
+    end Finalize;
+
+
+
+
+    function Create
+           (Filename : in String)
+        return PNG_Image is
+    begin
+        return This : PNG_Image do
+            This.Void_Ptr := new_fl_png_image
+                   (Interfaces.C.To_C (Filename));
+        end return;
+    end Create;
+
+
+end FLTK.Images.RGB.PNG;
+