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Unified Diff: ui/gfx/image/image_skia_operations.h

Issue 11017046: Use LANCZOS3 resize algorithm to generate missing image reps for extension action icons. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: . Created 8 years, 2 months ago
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Index: ui/gfx/image/image_skia_operations.h
diff --git a/ui/gfx/image/image_skia_operations.h b/ui/gfx/image/image_skia_operations.h
index 80326b6f2df1ef911eeae43e293c33b897deaec1..10131e691d9e6a87ddb4d0dd4038230644f9fa22 100644
--- a/ui/gfx/image/image_skia_operations.h
+++ b/ui/gfx/image/image_skia_operations.h
@@ -79,10 +79,21 @@ class UI_EXPORT ImageSkiaOperations {
const gfx::Rect& subset_bounds);
// Creates an image by resizing |source| to given |target_dip_size|.
+ // If |source| is missing the representation for a required scale factor, the
+ // representation for the scale factor will be generated by resizing one of
+ // |source|'s existing representations' bitmap to the target pixel size.
+ // The bitmap will be resized using resize method |methd|.
static ImageSkia CreateResizedImage(const ImageSkia& source,
skia::ImageOperations::ResizeMethod methd,
const Size& target_dip_size);
+ // Creates an image which inherits image representations from |source|.
+ // Image representations for the scale factors not containted in |source| are
+ // generated by resizing existing representations using |method|.
+ static ImageSkia CreateImageWithCustomResizeMethod(
+ const ImageSkia& source,
+ skia::ImageOperations::ResizeMethod method);
+
// Creates an image with drop shadow defined in |shadows| for |source|.
static ImageSkia CreateImageWithDropShadow(const ImageSkia& source,
const ShadowValues& shadows);
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