| /* |
| * Copyright 2014 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef SkBitmapCache_DEFINED |
| #define SkBitmapCache_DEFINED |
| |
| #include "SkScalar.h" |
| |
| class SkBitmap; |
| class SkMipMap; |
| |
| class SkBitmapCache { |
| public: |
| /** |
| * Search based on the src bitmap and inverse scales in X and Y. If found, returns true and |
| * result will be set to the matching bitmap with its pixels already locked. |
| */ |
| static bool Find(const SkBitmap& src, SkScalar invScaleX, SkScalar invScaleY, SkBitmap* result); |
| static void Add(const SkBitmap& src, SkScalar invScaleX, SkScalar invScaleY, |
| const SkBitmap& result); |
| |
| /** |
| * Search based on the bitmap's genID, width, height. If found, returns true and |
| * result will be set to the matching bitmap with its pixels already locked. |
| */ |
| static bool Find(uint32_t genID, int width, int height, SkBitmap* result); |
| static void Add(uint32_t genID, int width, int height, const SkBitmap& result); |
| }; |
| |
| class SkMipMapCache { |
| public: |
| static const SkMipMap* FindAndRef(const SkBitmap& src); |
| static void Add(const SkBitmap& src, const SkMipMap* result); |
| }; |
| |
| #endif |