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| 1 /* |
| 2 * Copyright 2013 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 SkPDFDeviceFlattener_DEFINED |
| 9 #define SkPDFDeviceFlattener_DEFINED |
| 10 |
| 11 #include "SkPDFDevice.h" |
| 12 |
| 13 |
| 14 /** \class SkPDFDeviceFlattener |
| 15 |
| 16 The PDF Device Flattener is used to flatten features without native support
in PDF. |
| 17 For now, the only one implemented is Perspective. |
| 18 |
| 19 TODO(edisonn): Rename the class once we know all the things it will do. |
| 20 */ |
| 21 class SkPDFDeviceFlattener : public SkPDFDevice { |
| 22 private: |
| 23 typedef SkPDFDevice INHERITED; |
| 24 |
| 25 SK_API SkPDFDeviceFlattener(const SkSize& pageSize, const SkRect* trimBox =
NULL); |
| 26 |
| 27 public: |
| 28 SK_API virtual ~SkPDFDeviceFlattener(); |
| 29 |
| 30 virtual void drawPoints(const SkDraw&, SkCanvas::PointMode mode, |
| 31 size_t count, const SkPoint[], |
| 32 const SkPaint& paint) SK_OVERRIDE; |
| 33 virtual void drawRect(const SkDraw&, const SkRect& r, const SkPaint& paint); |
| 34 virtual void drawPath(const SkDraw&, const SkPath& origpath, |
| 35 const SkPaint& paint, const SkMatrix* prePathMatrix, |
| 36 bool pathIsMutable) SK_OVERRIDE; |
| 37 virtual void drawText(const SkDraw&, const void* text, size_t len, |
| 38 SkScalar x, SkScalar y, const SkPaint&) SK_OVERRIDE; |
| 39 virtual void drawPosText(const SkDraw&, const void* text, size_t len, |
| 40 const SkScalar pos[], SkScalar constY, |
| 41 int scalarsPerPos, const SkPaint&) SK_OVERRIDE; |
| 42 virtual void drawTextOnPath(const SkDraw&, const void* text, size_t len, |
| 43 const SkPath& path, const SkMatrix* matrix, |
| 44 const SkPaint& paint) SK_OVERRIDE; |
| 45 private: |
| 46 |
| 47 bool mustFlatten(const SkDraw& d) const; |
| 48 bool mustPathText(const SkDraw& d, const SkPaint& paint); |
| 49 |
| 50 friend class SkDocument_PDF; |
| 51 }; |
| 52 |
| 53 #endif // SkPDFDeviceFlattener_DEFINED |
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