1/*
2 * Copyright 2015 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 SkSVGDevice_DEFINED
9#define SkSVGDevice_DEFINED
10
11#include "SkDevice.h"
12
13class SkXMLWriter;
14
15class SkSVGDevice : public SkBaseDevice {
16public:
17    static SkBaseDevice* Create(const SkISize& size, SkXMLWriter* writer);
18
19    SkImageInfo imageInfo() const override;
20
21protected:
22    void drawPaint(const SkDraw&, const SkPaint& paint) override;
23    void drawPoints(const SkDraw&, SkCanvas::PointMode mode, size_t count,
24                    const SkPoint[], const SkPaint& paint) override;
25    void drawRect(const SkDraw&, const SkRect& r, const SkPaint& paint) override;
26    void drawOval(const SkDraw&, const SkRect& oval, const SkPaint& paint) override;
27    void drawRRect(const SkDraw&, const SkRRect& rr, const SkPaint& paint) override;
28    void drawPath(const SkDraw&, const SkPath& path,
29                  const SkPaint& paint,
30                  const SkMatrix* prePathMatrix = nullptr,
31                  bool pathIsMutable = false) override;
32
33    void drawBitmap(const SkDraw&, const SkBitmap& bitmap,
34                    const SkMatrix& matrix, const SkPaint& paint) override;
35    void drawSprite(const SkDraw&, const SkBitmap& bitmap,
36                    int x, int y, const SkPaint& paint) override;
37    void drawBitmapRect(const SkDraw&, const SkBitmap&,
38                        const SkRect* srcOrNull, const SkRect& dst,
39                        const SkPaint& paint, SkCanvas::SrcRectConstraint) override;
40
41    void drawText(const SkDraw&, const void* text, size_t len,
42                  SkScalar x, SkScalar y, const SkPaint& paint) override;
43    void drawPosText(const SkDraw&, const void* text, size_t len,
44                     const SkScalar pos[], int scalarsPerPos,
45                     const SkPoint& offset, const SkPaint& paint) override;
46    void drawTextOnPath(const SkDraw&, const void* text, size_t len,
47                        const SkPath& path, const SkMatrix* matrix,
48                        const SkPaint& paint) override;
49    void drawVertices(const SkDraw&, SkCanvas::VertexMode, int vertexCount,
50                      const SkPoint verts[], const SkPoint texs[],
51                      const SkColor colors[], SkXfermode* xmode,
52                      const uint16_t indices[], int indexCount,
53                      const SkPaint& paint) override;
54
55    void drawDevice(const SkDraw&, SkBaseDevice*, int x, int y,
56                    const SkPaint&) override;
57    const SkBitmap& onAccessBitmap() override;
58
59private:
60    SkSVGDevice(const SkISize& size, SkXMLWriter* writer);
61    virtual ~SkSVGDevice();
62
63    void drawBitmapCommon(const SkDraw& draw, const SkBitmap& bm, const SkPaint& paint);
64
65    class AutoElement;
66    class ResourceBucket;
67
68    SkXMLWriter*                  fWriter;
69    SkAutoTDelete<AutoElement>    fRootElement;
70    SkAutoTDelete<ResourceBucket> fResourceBucket;
71    SkBitmap                      fLegacyBitmap;
72
73    typedef SkBaseDevice INHERITED;
74};
75
76#endif // SkSVGDevice_DEFINED
77