[gtk+/gtk-2-22] Add an accessor for GdkImage->mem

[Matthias Clasen <matthiasc src gnome org>]

commit cbf303d8c6428eb6eb87b72af700ee8dfa921689
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Jun 26 17:00:39 2010 -0400

    Add an accessor for GdkImage->mem
    
    See bug # 522756
    (cherry picked from commit 53796b7f1fe0d85fcac8fde8f24eef7290706afd)

 docs/reference/gdk/gdk-sections.txt |   10 ++++++++++
 gdk/gdk.symbols                     |    1 +
 gdk/gdkimage.c                      |   18 ++++++++++++++++++
 gdk/gdkimage.h                      |    1 +
 4 files changed, 30 insertions(+), 0 deletions(-)
---
diff --git a/docs/reference/gdk/gdk-sections.txt b/docs/reference/gdk/gdk-sections.txt
index 4ec9135..1aa7bb6 100644
--- a/docs/reference/gdk/gdk-sections.txt
+++ b/docs/reference/gdk/gdk-sections.txt
@@ -292,6 +292,16 @@ gdk_image_unref
 gdk_image_destroy
 gdk_image_get_colormap
 gdk_image_set_colormap
+gdk_image_get_bits_per_pixel
+gdk_image_get_bytes_per_pixel
+gdk_image_get_bytes_per_line
+gdk_image_get_byte_order
+gdk_image_get_depth
+gdk_image_get_height
+gdk_image_get_image_type
+gdk_image_get_visual
+gdk_image_get_width
+gdk_image_get_pixels
 
 <SUBSECTION>
 gdk_image_put_pixel
diff --git a/gdk/gdk.symbols b/gdk/gdk.symbols
index b900b5f..fe0a156 100644
--- a/gdk/gdk.symbols
+++ b/gdk/gdk.symbols
@@ -839,6 +839,7 @@ gdk_image_ref
 gdk_image_unref
 gdk_image_get
 #endif
+gdk_image_get_pixels
 gdk_image_set_colormap
 gdk_image_get_colormap
 gdk_image_new
diff --git a/gdk/gdkimage.c b/gdk/gdkimage.c
index c5e7c0f..d21ed91 100644
--- a/gdk/gdkimage.c
+++ b/gdk/gdkimage.c
@@ -308,6 +308,24 @@ gdk_image_get_bits_per_pixel (GdkImage *image)
   return image->bits_per_pixel;
 }
 
+/**
+ * gdk_image_get_pixels:
+ * @image: a #GdkImage
+ *
+ * Returns a pointer to the pixel data of the image.
+ *
+ * Returns: the pixel data of the image
+ *
+ * Since: 2.22
+ */
+gpointer
+gdk_image_get_pixels (GdkImage *image)
+{
+  g_return_val_if_fail (GDK_IS_IMAGE (image), NULL);
+
+  return image->mem;
+}
+
 /* We have N_REGION GDK_SCRATCH_IMAGE_WIDTH x GDK_SCRATCH_IMAGE_HEIGHT regions divided
  * up between n_images different images. possible_n_images gives
  * various divisors of N_REGIONS. The reason for allowing this
diff --git a/gdk/gdkimage.h b/gdk/gdkimage.h
index d34148e..548294f 100644
--- a/gdk/gdkimage.h
+++ b/gdk/gdkimage.h
@@ -129,6 +129,7 @@ guint16       gdk_image_get_depth          (GdkImage *image);
 guint16       gdk_image_get_bytes_per_pixel(GdkImage *image);
 guint16       gdk_image_get_bytes_per_line (GdkImage *image);
 guint16       gdk_image_get_bits_per_pixel (GdkImage *image);
+gpointer      gdk_image_get_pixels         (GdkImage *image);
 
 #ifdef GDK_ENABLE_BROKEN
 GdkImage* gdk_image_new_bitmap (GdkVisual     *visual,