ui/gfx/image/image_skia_util_ios.h

   1 // Copyright 2012 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 UI_GFX_IMAGE_IMAGE_SKIA_UTIL_IOS_H_
   6 #define UI_GFX_IMAGE_IMAGE_SKIA_UTIL_IOS_H_
   7
   8 #include "ui/gfx/gfx_export.h"
   9
  10 #ifdef __OBJC__
  11 @class UIImage;
  12 #else
  13 class UIImage;
  14 #endif
  15
  16 namespace gfx {
  17 class ImageSkia;
  18 class ImageSkiaRep;
  19
  20 // Converts to ImageSkia from UIImage.
  21 GFX_EXPORT gfx::ImageSkia ImageSkiaFromUIImage(UIImage* image);
  22
  23 // Converts to an ImageSkiaRep of |scale_factor| from UIImage.
  24 // |scale| is passed explicitly in order to allow this method to be used
  25 // with a |scale| which is not supported by the platform.
  26 GFX_EXPORT gfx::ImageSkiaRep ImageSkiaRepOfScaleFromUIImage(
  27     UIImage* image,
  28     float scale);
  29
  30 // Converts to UIImage from ImageSkia. The returned UIImage will be at the scale
  31 // of the ImageSkiaRep in |image_skia| which most closely matches the device's
  32 // scale factor (eg Retina iPad -> 2x). Returns an autoreleased UIImage.
  33 GFX_EXPORT UIImage* UIImageFromImageSkia(const gfx::ImageSkia& image_skia);
  34
  35 // Converts to UIImage from ImageSkiaRep. Returns an autoreleased UIImage.
  36 GFX_EXPORT UIImage* UIImageFromImageSkiaRep(
  37     const gfx::ImageSkiaRep& image_skia_rep);
  38
  39 }  // namespace gfx
  40
  41 #endif  // UI_GFX_IMAGE_IMAGE_SKIA_UTIL_IOS_H_