| /* |
| * Copyright 2013 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef SkTileImageFilter_DEFINED |
| #define SkTileImageFilter_DEFINED |
| |
| #include "SkImageFilter.h" |
| |
| class SK_API SkTileImageFilter : public SkImageFilter { |
| typedef SkImageFilter INHERITED; |
| |
| public: |
| /** Create a tile image filter |
| @param srcRect Defines the pixels to tile |
| @param dstRect Defines the pixels where tiles are drawn |
| @param input Input from which the subregion defined by srcRect will be tiled |
| */ |
| static SkTileImageFilter* Create(const SkRect& srcRect, const SkRect& dstRect, |
| SkImageFilter* input); |
| |
| bool onFilterImage(Proxy* proxy, const SkBitmap& src, const Context& ctx, |
| SkBitmap* dst, SkIPoint* offset) const override; |
| bool onFilterBounds(const SkIRect& src, const SkMatrix&, |
| SkIRect* dst) const override; |
| void computeFastBounds(const SkRect& src, SkRect* dst) const override; |
| |
| SK_TO_STRING_OVERRIDE() |
| SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkTileImageFilter) |
| |
| protected: |
| SkTileImageFilter(const SkRect& srcRect, const SkRect& dstRect, SkImageFilter* input) |
| : INHERITED(1, &input, NULL), fSrcRect(srcRect), fDstRect(dstRect) {} |
| |
| void flatten(SkWriteBuffer& buffer) const override; |
| |
| private: |
| SkRect fSrcRect; |
| SkRect fDstRect; |
| }; |
| |
| #endif |