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1 /* | 1 /* |
2 * Copyright 2012 The Android Open Source Project | 2 * Copyright 2012 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 SkOffsetImageFilter_DEFINED | 8 #ifndef SkOffsetImageFilter_DEFINED |
9 #define SkOffsetImageFilter_DEFINED | 9 #define SkOffsetImageFilter_DEFINED |
10 | 10 |
11 #include "SkImageFilter.h" | 11 #include "SkImageFilter.h" |
12 #include "SkPoint.h" | 12 #include "SkPoint.h" |
13 | 13 |
14 class SK_API SkOffsetImageFilter : public SkImageFilter { | 14 class SK_API SkOffsetImageFilter : public SkImageFilter { |
15 public: | 15 public: |
16 static sk_sp<SkImageFilter> Make(SkScalar dx, SkScalar dy, | 16 static sk_sp<SkImageFilter> Make(SkScalar dx, SkScalar dy, |
17 sk_sp<SkImageFilter> input, | 17 sk_sp<SkImageFilter> input, |
18 const CropRect* cropRect = nullptr) { | 18 const CropRect* cropRect = nullptr); |
19 if (!SkScalarIsFinite(dx) || !SkScalarIsFinite(dy)) { | |
20 return nullptr; | |
21 } | |
22 | |
23 return sk_sp<SkImageFilter>(new SkOffsetImageFilter(dx, dy, std::move(in
put), cropRect)); | |
24 } | |
25 | 19 |
26 SkRect computeFastBounds(const SkRect& src) const override; | 20 SkRect computeFastBounds(const SkRect& src) const override; |
27 | 21 |
28 SK_TO_STRING_OVERRIDE() | 22 SK_TO_STRING_OVERRIDE() |
29 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkOffsetImageFilter) | 23 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkOffsetImageFilter) |
30 | 24 |
31 #ifdef SK_SUPPORT_LEGACY_IMAGEFILTER_PTR | 25 #ifdef SK_SUPPORT_LEGACY_IMAGEFILTER_PTR |
32 static SkImageFilter* Create(SkScalar dx, SkScalar dy, SkImageFilter* input
= nullptr, | 26 static SkImageFilter* Create(SkScalar dx, SkScalar dy, SkImageFilter* input
= nullptr, |
33 const CropRect* cropRect = nullptr) { | 27 const CropRect* cropRect = nullptr) { |
34 return Make(dx, dy, sk_ref_sp(input), cropRect).release(); | 28 return Make(dx, dy, sk_ref_sp(input), cropRect).release(); |
35 } | 29 } |
36 #endif | 30 #endif |
37 | 31 |
38 protected: | 32 protected: |
39 void flatten(SkWriteBuffer&) const override; | 33 void flatten(SkWriteBuffer&) const override; |
40 sk_sp<SkSpecialImage> onFilterImage(SkSpecialImage* source, const Context&, | 34 sk_sp<SkSpecialImage> onFilterImage(SkSpecialImage* source, const Context&, |
41 SkIPoint* offset) const override; | 35 SkIPoint* offset) const override; |
42 SkIRect onFilterNodeBounds(const SkIRect&, const SkMatrix&, MapDirection) co
nst override; | 36 SkIRect onFilterNodeBounds(const SkIRect&, const SkMatrix&, MapDirection) co
nst override; |
43 | 37 |
44 private: | 38 private: |
45 SkOffsetImageFilter(SkScalar dx, SkScalar dy, sk_sp<SkImageFilter> input, co
nst CropRect*); | 39 SkOffsetImageFilter(SkScalar dx, SkScalar dy, sk_sp<SkImageFilter> input, co
nst CropRect*); |
46 | 40 |
47 SkVector fOffset; | 41 SkVector fOffset; |
48 | 42 |
49 typedef SkImageFilter INHERITED; | 43 typedef SkImageFilter INHERITED; |
50 }; | 44 }; |
51 | 45 |
52 #endif | 46 #endif |
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