From 20351ef0d87d7e976dcbbd194bd8376bfde35eb1 Mon Sep 17 00:00:00 2001 From: Jed Barber Date: Mon, 15 May 2017 13:05:05 +1000 Subject: BMP, JPEG, PNM Image types added --- src/fltk-images-rgb-jpeg.adb | 50 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 src/fltk-images-rgb-jpeg.adb (limited to 'src/fltk-images-rgb-jpeg.adb') diff --git a/src/fltk-images-rgb-jpeg.adb b/src/fltk-images-rgb-jpeg.adb new file mode 100644 index 0000000..2cb0e1f --- /dev/null +++ b/src/fltk-images-rgb-jpeg.adb @@ -0,0 +1,50 @@ + + +with Interfaces.C; +with System; +use type System.Address; + + +package body FLTK.Images.RGB.JPEG is + + + function new_fl_jpeg_image + (F : in Interfaces.C.char_array) + return System.Address; + pragma Import (C, new_fl_jpeg_image, "new_fl_jpeg_image"); + + procedure free_fl_jpeg_image + (P : in System.Address); + pragma Import (C, free_fl_jpeg_image, "free_fl_jpeg_image"); + + + + + overriding procedure Finalize + (This : in out JPEG_Image) is + begin + if This.Void_Ptr /= System.Null_Address and then + This in JPEG_Image'Class + then + free_fl_jpeg_image (This.Void_Ptr); + This.Void_Ptr := System.Null_Address; + end if; + Finalize (RGB_Image (This)); + end Finalize; + + + + + function Create + (Filename : in String) + return JPEG_Image is + begin + return This : JPEG_Image do + This.Void_Ptr := new_fl_jpeg_image + (Interfaces.C.To_C (Filename)); + end return; + end Create; + + +end FLTK.Images.RGB.JPEG; + -- cgit