• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * Copyright 2016 Google Inc.
3  *
4  * Use of this source code is governed by a BSD-style license that can be
5  * found in the LICENSE file.
6  */
7 
8 #ifndef SkLiteDL_DEFINED
9 #define SkLiteDL_DEFINED
10 
11 #include "SkCanvas.h"
12 #include "SkPaint.h"
13 #include "SkPath.h"
14 #include "SkDrawable.h"
15 #include "SkRect.h"
16 #include "SkTDArray.h"
17 #include "SkTemplates.h"
18 
19 class SkLiteDL final {
20 public:
21     ~SkLiteDL();
22 
23     void draw(SkCanvas* canvas) const;
24 
25     void reset();
empty()26     bool empty() const { return fUsed == 0; }
27 
28     void flush();
29 
30     void save();
31     void saveLayer(const SkRect*, const SkPaint*, const SkImageFilter*, const SkImage*,
32                    const SkMatrix*, SkCanvas::SaveLayerFlags);
33     void saveBehind(const SkRect*);
34     void restore();
35 
36     void    concat (const SkMatrix&);
37     void setMatrix (const SkMatrix&);
38     void translate(SkScalar, SkScalar);
39     void translateZ(SkScalar);
40 
41     void clipPath  (const   SkPath&, SkClipOp, bool aa);
42     void clipRect  (const   SkRect&, SkClipOp, bool aa);
43     void clipRRect (const  SkRRect&, SkClipOp, bool aa);
44     void clipRegion(const SkRegion&, SkClipOp);
45 
46     void drawPaint (const SkPaint&);
47     void drawPath  (const SkPath&, const SkPaint&);
48     void drawRect  (const SkRect&, const SkPaint&);
49     void drawEdgeAARect(const SkRect&, SkCanvas::QuadAAFlags, SkColor, SkBlendMode);
50     void drawRegion(const SkRegion&, const SkPaint&);
51     void drawOval  (const SkRect&, const SkPaint&);
52     void drawArc   (const SkRect&, SkScalar, SkScalar, bool, const SkPaint&);
53     void drawRRect (const SkRRect&, const SkPaint&);
54     void drawDRRect(const SkRRect&, const SkRRect&, const SkPaint&);
55 
56     void drawAnnotation     (const SkRect&, const char*, SkData*);
57     void drawDrawable       (SkDrawable*, const SkMatrix*);
58     void drawPicture        (const SkPicture*, const SkMatrix*, const SkPaint*);
59 
60     void drawTextBlob   (const SkTextBlob*, SkScalar,SkScalar, const SkPaint&);
61 
62     void drawImage    (sk_sp<const SkImage>, SkScalar,SkScalar,             const SkPaint*);
63     void drawImageNine(sk_sp<const SkImage>, const SkIRect&, const SkRect&, const SkPaint*);
64     void drawImageRect(sk_sp<const SkImage>, const SkRect*, const SkRect&,  const SkPaint*,
65                        SkCanvas::SrcRectConstraint);
66     void drawImageLattice(sk_sp<const SkImage>, const SkCanvas::Lattice&,
67                           const SkRect&, const SkPaint*);
68     void drawImageSet(const SkCanvas::ImageSetEntry[], int count, SkFilterQuality, SkBlendMode);
69 
70     void drawPatch(const SkPoint[12], const SkColor[4], const SkPoint[4],
71                    SkBlendMode, const SkPaint&);
72     void drawPoints(SkCanvas::PointMode, size_t, const SkPoint[], const SkPaint&);
73     void drawVertices(const SkVertices*, const SkVertices::Bone bones[], int boneCount, SkBlendMode,
74                       const SkPaint&);
75     void drawAtlas(const SkImage*, const SkRSXform[], const SkRect[], const SkColor[], int,
76                    SkBlendMode, const SkRect*, const SkPaint*);
77     void drawShadowRec(const SkPath&, const SkDrawShadowRec&);
78 
79 private:
80     template <typename T, typename... Args>
81     void* push(size_t, Args&&...);
82 
83     template <typename Fn, typename... Args>
84     void map(const Fn[], Args...) const;
85 
86     SkAutoTMalloc<uint8_t> fBytes;
87     size_t                 fUsed = 0;
88     size_t                 fReserved = 0;
89 };
90 
91 #endif//SkLiteDL_DEFINED
92