4 files changed, 165 insertions, 0 deletions

diff --git a/src/c_fl_rgb_image.cpp b/src/c_fl_rgb_image.cpp
new file mode 100644
index 0000000..83a89ac
--- /dev/null
+++ b/src/c_fl_rgb_image.cpp
@@ -0,0 +1,33 @@
+
+
+#include <FL/Fl_RGB_Image.H>
+#include "c_fl_rgb_image.h"
+
+
+void free_fl_rgb_image(RGB_IMAGE i) {
+    delete reinterpret_cast<Fl_RGB_Image*>(i);
+}
+
+
+RGB_IMAGE fl_rgb_image_copy(RGB_IMAGE i, int w, int h) {
+    return reinterpret_cast<Fl_RGB_Image*>(i)->copy(w, h);
+}
+
+
+RGB_IMAGE fl_rgb_image_copy2(RGB_IMAGE i) {
+    return reinterpret_cast<Fl_RGB_Image*>(i)->copy();
+}
+
+
+
+
+void fl_rgb_image_color_average(RGB_IMAGE i, int c, float b) {
+    reinterpret_cast<Fl_RGB_Image*>(i)->color_average(c, b);
+}
+
+
+void fl_rgb_image_desaturate(RGB_IMAGE i) {
+    reinterpret_cast<Fl_RGB_Image*>(i)->desaturate();
+}
+
+
diff --git a/src/c_fl_rgb_image.h b/src/c_fl_rgb_image.h
new file mode 100644
index 0000000..3209909
--- /dev/null
+++ b/src/c_fl_rgb_image.h
@@ -0,0 +1,20 @@
+
+
+#ifndef FL_RGB_IMAGE_GUARD
+#define FL_RGB_IMAGE_GUARD
+
+
+typedef void* RGB_IMAGE;
+
+
+extern "C" void free_fl_rgb_image(RGB_IMAGE i);
+extern "C" RGB_IMAGE fl_rgb_image_copy(RGB_IMAGE i, int w, int h);
+extern "C" RGB_IMAGE fl_rgb_image_copy2(RGB_IMAGE i);
+
+
+extern "C" void fl_rgb_image_color_average(RGB_IMAGE i, int c, float b);
+extern "C" void fl_rgb_image_desaturate(RGB_IMAGE i);
+
+
+#endif
+
diff --git a/src/fltk-images-rgb.adb b/src/fltk-images-rgb.adb
index 3556f74..0287914 100644
--- a/src/fltk-images-rgb.adb
+++ b/src/fltk-images-rgb.adb
@@ -1,14 +1,105 @@
 
 
+with Interfaces.C;
+with System;
+use type System.Address;
+
+
 package body FLTK.Images.RGB is
 
 
+    procedure free_fl_rgb_image
+           (I : in System.Address);
+    pragma Import (C, free_fl_rgb_image, "free_fl_rgb_image");
+
+    function fl_rgb_image_copy
+           (I    : in System.Address;
+            W, H : in Interfaces.C.int)
+        return System.Address;
+    pragma Import (C, fl_rgb_image_copy, "fl_rgb_image_copy");
+
+    function fl_rgb_image_copy2
+           (I : in System.Address)
+        return System.Address;
+    pragma Import (C, fl_rgb_image_copy2, "fl_rgb_image_copy2");
+
+
+    procedure fl_rgb_image_color_average
+           (I : in System.Address;
+            C : in Interfaces.C.int;
+            B : in Interfaces.C.C_float);
+    pragma Import (C, fl_rgb_image_color_average, "fl_rgb_image_color_average");
+
+    procedure fl_rgb_image_desaturate
+           (I : in System.Address);
+    pragma Import (C, fl_rgb_image_desaturate, "fl_rgb_image_desaturate");
+
+
+
+
     overriding procedure Finalize
            (This : in out RGB_Image) is
     begin
+        if  This.Void_Ptr /= System.Null_Address and then
+            This in RGB_Image'Class
+        then
+            free_fl_rgb_image (This.Void_Ptr);
+            This.Void_Ptr := System.Null_Address;
+        end if;
         Finalize (Image (This));
     end Finalize;
 
 
+
+
+    function Copy
+           (This          : in RGB_Image;
+            Width, Height : in Natural)
+        return RGB_Image is
+    begin
+        return Copied : RGB_Image do
+            Copied.Void_Ptr := fl_rgb_image_copy
+                   (This.Void_Ptr,
+                    Interfaces.C.int (Width),
+                    Interfaces.C.int (Height));
+        end return;
+    end Copy;
+
+
+
+
+    function Copy
+           (This : in RGB_Image)
+        return RGB_Image is
+    begin
+        return Copied : RGB_Image do
+            Copied.Void_Ptr := fl_rgb_image_copy2 (This.Void_Ptr);
+        end return;
+    end Copy;
+
+
+
+
+    procedure Color_Average
+           (This   : in out RGB_Image;
+            Col    : in     Color;
+            Amount : in     Blend) is
+    begin
+        fl_rgb_image_color_average
+               (This.Void_Ptr,
+                Interfaces.C.int (Col),
+                Interfaces.C.C_float (Amount));
+    end Color_Average;
+
+
+
+
+    procedure Desaturate
+           (This : in out RGB_Image) is
+    begin
+        fl_rgb_image_desaturate (This.Void_Ptr);
+    end Desaturate;
+
+
 end FLTK.Images.RGB;
 
diff --git a/src/fltk-images-rgb.ads b/src/fltk-images-rgb.ads
index ba47793..ea47c2b 100644
--- a/src/fltk-images-rgb.ads
+++ b/src/fltk-images-rgb.ads
@@ -6,6 +6,27 @@ package FLTK.Images.RGB is
     type RGB_Image is new Image with private;
 
 
+    function Copy
+           (This          : in RGB_Image;
+            Width, Height : in Natural)
+        return RGB_Image;
+
+
+    function Copy
+           (This : in RGB_Image)
+        return RGB_Image;
+
+
+    procedure Color_Average
+           (This   : in out RGB_Image;
+            Col    : in     Color;
+            Amount : in     Blend);
+
+
+    procedure Desaturate
+           (This : in out RGB_Image);
+
+
 private