| /* |
| * 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 SkComposeImageFilter_DEFINED |
| #define SkComposeImageFilter_DEFINED |
| |
| #include "SkImageFilter.h" |
| |
| class SK_API SkComposeImageFilter : public SkImageFilter { |
| public: |
| static sk_sp<SkImageFilter> Make(sk_sp<SkImageFilter> outer, sk_sp<SkImageFilter> inner) { |
| if (!outer) { |
| return inner; |
| } |
| if (!inner) { |
| return outer; |
| } |
| sk_sp<SkImageFilter> inputs[2] = { std::move(outer), std::move(inner) }; |
| return sk_sp<SkImageFilter>(new SkComposeImageFilter(inputs)); |
| } |
| SkRect computeFastBounds(const SkRect& src) const override; |
| |
| SK_TO_STRING_OVERRIDE() |
| SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkComposeImageFilter) |
| |
| #ifdef SK_SUPPORT_LEGACY_IMAGEFILTER_PTR |
| static SkImageFilter* Create(SkImageFilter* outer, SkImageFilter* inner) { |
| return Make(sk_ref_sp<SkImageFilter>(outer), |
| sk_ref_sp<SkImageFilter>(inner)).release(); |
| } |
| #endif |
| |
| protected: |
| explicit SkComposeImageFilter(sk_sp<SkImageFilter> inputs[2]) : INHERITED(inputs, 2, nullptr) { |
| SkASSERT(inputs[0].get()); |
| SkASSERT(inputs[1].get()); |
| } |
| sk_sp<SkSpecialImage> onFilterImage(SkSpecialImage* source, const Context&, |
| SkIPoint* offset) const override; |
| SkIRect onFilterBounds(const SkIRect&, const SkMatrix&, MapDirection) const override; |
| |
| private: |
| typedef SkImageFilter INHERITED; |
| }; |
| |
| #endif |