skia/ext/discardable_image_utils.h

   1 // Copyright 2015 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 SKIA_EXT_DISCARDABLE_IMAGE_UTILS_H_
   6 #define SKIA_EXT_DISCARDABLE_IMAGE_UTILS_H_
   7
   8 #include <vector>
   9
  10 #include "SkPicture.h"
  11 #include "SkRect.h"
  12
  13 namespace skia {
  14
  15 class SK_API DiscardableImageUtils {
  16  public:
  17   struct PositionImage {
  18     const SkImage* image;
  19     SkRect image_rect;
  20     SkMatrix matrix;
  21     SkFilterQuality filter_quality;
  22   };
  23
  24   static void GatherDiscardableImages(SkPicture* picture,
  25                                       std::vector<PositionImage>* images);
  26 };
  27
  28 using PositionImage = DiscardableImageUtils::PositionImage;
  29 using DiscardableImageList = std::vector<PositionImage>;
  30
  31 }  // namespace skia
  32
  33 #endif