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1 /* | 1 /* |
2 * Copyright 2011 The Android Open Source Project | 2 * Copyright 2011 The Android Open Source Project |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef SkBlurImageFilter_DEFINED | 8 #ifndef SkBlurImageFilter_DEFINED |
9 #define SkBlurImageFilter_DEFINED | 9 #define SkBlurImageFilter_DEFINED |
10 | 10 |
11 #include "SkImageFilter.h" | 11 #include "SkImageFilter.h" |
| 12 #include "SkSize.h" |
12 | 13 |
13 class SK_API SkBlurImageFilter { | 14 class SK_API SkBlurImageFilter : public SkImageFilter { |
14 public: | 15 public: |
15 static sk_sp<SkImageFilter> Make(SkScalar sigmaX, SkScalar sigmaY, | 16 static sk_sp<SkImageFilter> Make(SkScalar sigmaX, SkScalar sigmaY, |
16 sk_sp<SkImageFilter> input, | 17 sk_sp<SkImageFilter> input, |
17 const SkImageFilter::CropRect* cropRect = n
ullptr) { | 18 const CropRect* cropRect = nullptr); |
18 return SkImageFilter::MakeBlur(sigmaX, sigmaY, input, cropRect); | 19 |
| 20 SkRect computeFastBounds(const SkRect&) const override; |
| 21 |
| 22 SK_TO_STRING_OVERRIDE() |
| 23 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkBlurImageFilter) |
| 24 |
| 25 #ifdef SK_SUPPORT_LEGACY_IMAGEFILTER_PTR |
| 26 static SkImageFilter* Create(SkScalar sigmaX, SkScalar sigmaY, SkImageFilter
* input = nullptr, |
| 27 const CropRect* cropRect = nullptr) { |
| 28 return Make(sigmaX, sigmaY, sk_ref_sp<SkImageFilter>(input), cropRect).r
elease(); |
19 } | 29 } |
| 30 #endif |
| 31 |
| 32 protected: |
| 33 void flatten(SkWriteBuffer&) const override; |
| 34 sk_sp<SkSpecialImage> onFilterImage(SkSpecialImage* source, const Context&, |
| 35 SkIPoint* offset) const override; |
| 36 SkIRect onFilterNodeBounds(const SkIRect& src, const SkMatrix&, MapDirection
) const override; |
| 37 |
| 38 private: |
| 39 SkBlurImageFilter(SkScalar sigmaX, |
| 40 SkScalar sigmaY, |
| 41 sk_sp<SkImageFilter> input, |
| 42 const CropRect* cropRect); |
| 43 |
| 44 SkSize fSigma; |
| 45 typedef SkImageFilter INHERITED; |
20 }; | 46 }; |
21 | 47 |
22 #endif | 48 #endif |
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