| /* |
| * Copyright 2011 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef _SkTestImageFilters_h |
| #define _SkTestImageFilters_h |
| |
| #include "SkImageFilter.h" |
| #include "SkPoint.h" |
| |
| // Fun mode that scales down (only) and then scales back up to look pixelated |
| class SK_API SkDownSampleImageFilter : public SkImageFilter { |
| public: |
| static sk_sp<SkImageFilter> Make(SkScalar scale, sk_sp<SkImageFilter> input); |
| |
| SK_TO_STRING_OVERRIDE() |
| SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkDownSampleImageFilter) |
| |
| #ifdef SK_SUPPORT_LEGACY_IMAGEFILTER_PTR |
| static SkImageFilter* Create(SkScalar scale, SkImageFilter* input = nullptr) { |
| return Make(scale, sk_ref_sp<SkImageFilter>(input)).release(); |
| } |
| #endif |
| |
| protected: |
| void flatten(SkWriteBuffer&) const override; |
| |
| sk_sp<SkSpecialImage> onFilterImage(SkSpecialImage* source, const Context&, |
| SkIPoint* offset) const override; |
| |
| private: |
| SkDownSampleImageFilter(SkScalar scale, sk_sp<SkImageFilter> input) |
| : INHERITED(&input, 1, nullptr), fScale(scale) {} |
| |
| SkScalar fScale; |
| |
| typedef SkImageFilter INHERITED; |
| }; |
| |
| #endif |