OLD | NEW |
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 SkMorphologyImageFilter_DEFINED | 8 #ifndef SkMorphologyImageFilter_DEFINED |
9 #define SkMorphologyImageFilter_DEFINED | 9 #define SkMorphologyImageFilter_DEFINED |
10 | 10 |
(...skipping 11 matching lines...) Expand all Loading... |
22 * All morphology procs have the same signature: src is the source buffer, d
st the | 22 * All morphology procs have the same signature: src is the source buffer, d
st the |
23 * destination buffer, radius is the morphology radius, width and height are
the bounds | 23 * destination buffer, radius is the morphology radius, width and height are
the bounds |
24 * of the destination buffer (in pixels), and srcStride and dstStride are th
e | 24 * of the destination buffer (in pixels), and srcStride and dstStride are th
e |
25 * number of pixels per row in each buffer. All buffers are 8888. | 25 * number of pixels per row in each buffer. All buffers are 8888. |
26 */ | 26 */ |
27 | 27 |
28 typedef void (*Proc)(const SkPMColor* src, SkPMColor* dst, int radius, | 28 typedef void (*Proc)(const SkPMColor* src, SkPMColor* dst, int radius, |
29 int width, int height, int srcStride, int dstStride); | 29 int width, int height, int srcStride, int dstStride); |
30 | 30 |
31 protected: | 31 protected: |
| 32 enum Op { |
| 33 kErode_Op, |
| 34 kDilate_Op, |
| 35 }; |
| 36 |
| 37 virtual Op op() const = 0; |
| 38 |
32 SkMorphologyImageFilter(int radiusX, int radiusY, SkImageFilter* input, | 39 SkMorphologyImageFilter(int radiusX, int radiusY, SkImageFilter* input, |
33 const CropRect* cropRect); | 40 const CropRect* cropRect); |
34 sk_sp<SkSpecialImage> filterImageGeneric(bool dilate, | 41 sk_sp<SkSpecialImage> onFilterImage(SkSpecialImage* source, |
35 SkSpecialImage* source, | 42 const Context&, |
36 const Context&, | 43 SkIPoint* offset) const override; |
37 SkIPoint* offset) const; | |
38 void flatten(SkWriteBuffer&) const override; | 44 void flatten(SkWriteBuffer&) const override; |
39 | 45 |
40 SkISize radius() const { return fRadius; } | 46 SkISize radius() const { return fRadius; } |
41 | 47 |
42 private: | 48 private: |
43 SkISize fRadius; | 49 SkISize fRadius; |
| 50 |
44 typedef SkImageFilter INHERITED; | 51 typedef SkImageFilter INHERITED; |
45 }; | 52 }; |
46 | 53 |
47 /////////////////////////////////////////////////////////////////////////////// | 54 /////////////////////////////////////////////////////////////////////////////// |
48 class SK_API SkDilateImageFilter : public SkMorphologyImageFilter { | 55 class SK_API SkDilateImageFilter : public SkMorphologyImageFilter { |
49 public: | 56 public: |
50 static SkImageFilter* Create(int radiusX, int radiusY, | 57 static SkImageFilter* Create(int radiusX, int radiusY, |
51 SkImageFilter* input = nullptr, | 58 SkImageFilter* input = nullptr, |
52 const CropRect* cropRect = nullptr) { | 59 const CropRect* cropRect = nullptr) { |
53 if (radiusX < 0 || radiusY < 0) { | 60 if (radiusX < 0 || radiusY < 0) { |
54 return nullptr; | 61 return nullptr; |
55 } | 62 } |
56 return new SkDilateImageFilter(radiusX, radiusY, input, cropRect); | 63 return new SkDilateImageFilter(radiusX, radiusY, input, cropRect); |
57 } | 64 } |
58 | 65 |
59 SK_TO_STRING_OVERRIDE() | 66 SK_TO_STRING_OVERRIDE() |
60 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkDilateImageFilter) | 67 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkDilateImageFilter) |
61 | 68 |
62 protected: | 69 protected: |
63 sk_sp<SkSpecialImage> onFilterImage(SkSpecialImage* source, const Context&, | 70 Op op() const override { return kDilate_Op; } |
64 SkIPoint* offset) const override; | |
65 | 71 |
66 private: | 72 private: |
67 SkDilateImageFilter(int radiusX, int radiusY, SkImageFilter* input, const Cr
opRect* cropRect) | 73 SkDilateImageFilter(int radiusX, int radiusY, SkImageFilter* input, const Cr
opRect* cropRect) |
68 : INHERITED(radiusX, radiusY, input, cropRect) {} | 74 : INHERITED(radiusX, radiusY, input, cropRect) {} |
69 | 75 |
70 typedef SkMorphologyImageFilter INHERITED; | 76 typedef SkMorphologyImageFilter INHERITED; |
71 }; | 77 }; |
72 | 78 |
73 /////////////////////////////////////////////////////////////////////////////// | 79 /////////////////////////////////////////////////////////////////////////////// |
74 class SK_API SkErodeImageFilter : public SkMorphologyImageFilter { | 80 class SK_API SkErodeImageFilter : public SkMorphologyImageFilter { |
75 public: | 81 public: |
76 static SkImageFilter* Create(int radiusX, int radiusY, | 82 static SkImageFilter* Create(int radiusX, int radiusY, |
77 SkImageFilter* input = nullptr, | 83 SkImageFilter* input = nullptr, |
78 const CropRect* cropRect = nullptr) { | 84 const CropRect* cropRect = nullptr) { |
79 if (radiusX < 0 || radiusY < 0) { | 85 if (radiusX < 0 || radiusY < 0) { |
80 return nullptr; | 86 return nullptr; |
81 } | 87 } |
82 return new SkErodeImageFilter(radiusX, radiusY, input, cropRect); | 88 return new SkErodeImageFilter(radiusX, radiusY, input, cropRect); |
83 } | 89 } |
84 | 90 |
85 SK_TO_STRING_OVERRIDE() | 91 SK_TO_STRING_OVERRIDE() |
86 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkErodeImageFilter) | 92 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkErodeImageFilter) |
87 | 93 |
88 protected: | 94 protected: |
89 sk_sp<SkSpecialImage> onFilterImage(SkSpecialImage* source, const Context&, | 95 Op op() const override { return kErode_Op; } |
90 SkIPoint* offset) const override; | |
91 | 96 |
92 private: | 97 private: |
93 SkErodeImageFilter(int radiusX, int radiusY, SkImageFilter* input, const Cro
pRect* cropRect) | 98 SkErodeImageFilter(int radiusX, int radiusY, SkImageFilter* input, const Cro
pRect* cropRect) |
94 : INHERITED(radiusX, radiusY, input, cropRect) {} | 99 : INHERITED(radiusX, radiusY, input, cropRect) {} |
95 | 100 |
96 typedef SkMorphologyImageFilter INHERITED; | 101 typedef SkMorphologyImageFilter INHERITED; |
97 }; | 102 }; |
98 | 103 |
99 #endif | 104 #endif |
OLD | NEW |