Add UI for turning on/off network devices.

BUG=26636
TEST=run skbitmap_operations_unittest
Review URL: http://codereview.chromium.org/353028

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@31478 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 11 insertions, 0 deletions

diff --git a/app/gfx/skbitmap_operations.h b/app/gfx/skbitmap_operations.h
index d6bb5d3..57a2301 100644
--- a/app/gfx/skbitmap_operations.h
+++ b/app/gfx/skbitmap_operations.h
@@ -12,6 +12,17 @@ class SkBitmap;
 
 class SkBitmapOperations {
  public:
+  // Create a bitmap that is an inverted image of the passed in image.
+  // Each color becomes its inverse in the color wheel. So (255, 15, 0) becomes
+  // (0, 240, 255). The alpha value is not inverted.
+  static SkBitmap CreateInvertedBitmap(const SkBitmap& image);
+
+  // Create a bitmap that is a superimposition of the second bitmap on top of
+  // the first. The provided bitmaps must use have the kARGB_8888_Config config
+  // and be of equal dimensions.
+  static SkBitmap CreateSuperimposedBitmap(const SkBitmap& first,
+                                           const SkBitmap& second);
+
   // Create a bitmap that is a blend of two others. The alpha argument
   // specifies the opacity of the second bitmap. The provided bitmaps must
   // use have the kARGB_8888_Config config and be of equal dimensions.