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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2011 Google Inc. | 3 * Copyright 2011 Google Inc. |
4 * | 4 * |
5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
7 */ | 7 */ |
8 #ifndef SkProxyCanvas_DEFINED | 8 #ifndef SkProxyCanvas_DEFINED |
9 #define SkProxyCanvas_DEFINED | 9 #define SkProxyCanvas_DEFINED |
10 | 10 |
11 #include "SkCanvas.h" | 11 #include "SkCanvas.h" |
12 | 12 |
13 /** This class overrides all virtual methods on SkCanvas, and redirects them | 13 /** This class overrides all virtual methods on SkCanvas, and redirects them |
14 to a "proxy", another SkCanvas instance. It can be the basis for | 14 to a "proxy", another SkCanvas instance. It can be the basis for |
15 intercepting (and possibly modifying) calls to a canvas. | 15 intercepting (and possibly modifying) calls to a canvas. |
16 | 16 |
17 There must be a proxy installed before the proxycanvas can be used (i.e. | 17 There must be a proxy installed before the proxycanvas can be used (i.e. |
18 before its virtual methods can be called). | 18 before its virtual methods can be called). |
19 */ | 19 */ |
20 class SK_API SkProxyCanvas : public SkCanvas { | 20 class SK_API SkProxyCanvas : public SkCanvas { |
21 public: | 21 public: |
22 SkProxyCanvas() : fProxy(NULL) {} | 22 SkProxyCanvas() : fProxy(NULL) {} |
23 SkProxyCanvas(SkCanvas* proxy); | 23 SkProxyCanvas(SkCanvas* proxy); |
24 virtual ~SkProxyCanvas(); | 24 virtual ~SkProxyCanvas(); |
25 | 25 |
26 SkCanvas* getProxy() const { return fProxy; } | 26 SkCanvas* getProxy() const { return fProxy; } |
27 void setProxy(SkCanvas* proxy); | 27 void setProxy(SkCanvas* proxy); |
28 | 28 |
29 virtual bool translate(SkScalar dx, SkScalar dy) SK_OVERRIDE; | |
30 virtual bool scale(SkScalar sx, SkScalar sy) SK_OVERRIDE; | |
31 virtual bool rotate(SkScalar degrees) SK_OVERRIDE; | |
32 virtual bool skew(SkScalar sx, SkScalar sy) SK_OVERRIDE; | |
33 virtual bool concat(const SkMatrix& matrix) SK_OVERRIDE; | |
34 virtual void setMatrix(const SkMatrix& matrix) SK_OVERRIDE; | |
35 | |
36 virtual void drawPaint(const SkPaint& paint) SK_OVERRIDE; | 29 virtual void drawPaint(const SkPaint& paint) SK_OVERRIDE; |
37 virtual void drawPoints(PointMode mode, size_t count, const SkPoint pts[], | 30 virtual void drawPoints(PointMode mode, size_t count, const SkPoint pts[], |
38 const SkPaint& paint) SK_OVERRIDE; | 31 const SkPaint& paint) SK_OVERRIDE; |
39 virtual void drawOval(const SkRect&, const SkPaint& paint) SK_OVERRIDE; | 32 virtual void drawOval(const SkRect&, const SkPaint& paint) SK_OVERRIDE; |
40 virtual void drawRect(const SkRect&, const SkPaint& paint) SK_OVERRIDE; | 33 virtual void drawRect(const SkRect&, const SkPaint& paint) SK_OVERRIDE; |
41 virtual void drawRRect(const SkRRect&, const SkPaint& paint) SK_OVERRIDE; | 34 virtual void drawRRect(const SkRRect&, const SkPaint& paint) SK_OVERRIDE; |
42 virtual void drawPath(const SkPath& path, const SkPaint& paint) SK_OVERRIDE; | 35 virtual void drawPath(const SkPath& path, const SkPaint& paint) SK_OVERRIDE; |
43 virtual void drawBitmap(const SkBitmap& bitmap, SkScalar left, SkScalar top, | 36 virtual void drawBitmap(const SkBitmap& bitmap, SkScalar left, SkScalar top, |
44 const SkPaint* paint = NULL) SK_OVERRIDE; | 37 const SkPaint* paint = NULL) SK_OVERRIDE; |
45 virtual void drawBitmapRectToRect(const SkBitmap& bitmap, const SkRect* src, | 38 virtual void drawBitmapRectToRect(const SkBitmap& bitmap, const SkRect* src, |
(...skipping 26 matching lines...) Expand all Loading... |
72 virtual void endCommentGroup() SK_OVERRIDE; | 65 virtual void endCommentGroup() SK_OVERRIDE; |
73 | 66 |
74 virtual SkBounder* setBounder(SkBounder* bounder) SK_OVERRIDE; | 67 virtual SkBounder* setBounder(SkBounder* bounder) SK_OVERRIDE; |
75 virtual SkDrawFilter* setDrawFilter(SkDrawFilter* filter) SK_OVERRIDE; | 68 virtual SkDrawFilter* setDrawFilter(SkDrawFilter* filter) SK_OVERRIDE; |
76 | 69 |
77 protected: | 70 protected: |
78 virtual void willSave(SaveFlags) SK_OVERRIDE; | 71 virtual void willSave(SaveFlags) SK_OVERRIDE; |
79 virtual SaveLayerStrategy willSaveLayer(const SkRect*, const SkPaint*, SaveF
lags) SK_OVERRIDE; | 72 virtual SaveLayerStrategy willSaveLayer(const SkRect*, const SkPaint*, SaveF
lags) SK_OVERRIDE; |
80 virtual void willRestore() SK_OVERRIDE; | 73 virtual void willRestore() SK_OVERRIDE; |
81 | 74 |
| 75 virtual void didTranslate(SkScalar, SkScalar) SK_OVERRIDE; |
| 76 virtual void didScale(SkScalar, SkScalar) SK_OVERRIDE; |
| 77 virtual void didRotate(SkScalar) SK_OVERRIDE; |
| 78 virtual void didSkew(SkScalar, SkScalar) SK_OVERRIDE; |
| 79 virtual void didConcat(const SkMatrix&) SK_OVERRIDE; |
| 80 virtual void didSetMatrix(const SkMatrix&) SK_OVERRIDE; |
| 81 |
82 virtual void onDrawDRRect(const SkRRect&, const SkRRect&, const SkPaint&) SK
_OVERRIDE; | 82 virtual void onDrawDRRect(const SkRRect&, const SkRRect&, const SkPaint&) SK
_OVERRIDE; |
83 | 83 |
84 virtual void onClipRect(const SkRect&, SkRegion::Op, ClipEdgeStyle) SK_OVERR
IDE; | 84 virtual void onClipRect(const SkRect&, SkRegion::Op, ClipEdgeStyle) SK_OVERR
IDE; |
85 virtual void onClipRRect(const SkRRect&, SkRegion::Op, ClipEdgeStyle) SK_OVE
RRIDE; | 85 virtual void onClipRRect(const SkRRect&, SkRegion::Op, ClipEdgeStyle) SK_OVE
RRIDE; |
86 virtual void onClipPath(const SkPath&, SkRegion::Op, ClipEdgeStyle) SK_OVERR
IDE; | 86 virtual void onClipPath(const SkPath&, SkRegion::Op, ClipEdgeStyle) SK_OVERR
IDE; |
87 virtual void onClipRegion(const SkRegion&, SkRegion::Op) SK_OVERRIDE; | 87 virtual void onClipRegion(const SkRegion&, SkRegion::Op) SK_OVERRIDE; |
88 | 88 |
89 private: | 89 private: |
90 SkCanvas* fProxy; | 90 SkCanvas* fProxy; |
91 | 91 |
92 typedef SkCanvas INHERITED; | 92 typedef SkCanvas INHERITED; |
93 }; | 93 }; |
94 | 94 |
95 #endif | 95 #endif |
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