ios/chrome/browser/ui/image_util.h

   1 // Copyright 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef IOS_CHROME_BROWSER_UI_IMAGE_UTIL_H_
   6 #define IOS_CHROME_BROWSER_UI_IMAGE_UTIL_H_
   7
   8 #import <CoreGraphics/CoreGraphics.h>
   9 #import <Foundation/Foundation.h>
  10
  11 namespace gfx {
  12 class Image;
  13 }
  14
  15 @class UIColor;
  16 @class UIImage;
  17
  18 // Returns the dominant color for |image|.
  19 UIColor* DominantColorForImage(const gfx::Image& image, CGFloat opacity);
  20
  21 // Returns a copy of |image| configured to stretch at the given offsets.
  22 UIImage* StretchableImageFromUIImage(UIImage* image,
  23                                      NSInteger left_cap_width,
  24                                      NSInteger top_cap_height);
  25
  26 // Returns the image named |name|, configured to stretch at the center pixel.
  27 UIImage* StretchableImageNamed(NSString* name);
  28
  29 // Returns the image named |name|, configured to stretch at the given offsets.
  30 UIImage* StretchableImageNamed(NSString* name,
  31                                NSInteger left_cap_width,
  32                                NSInteger top_cap_height);
  33
  34 #endif  // IOS_CHROME_BROWSER_UI_IMAGE_UTIL_H_