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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2010 The Android Open Source Project | 3 * Copyright 2010 The Android Open Source Project |
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 | 8 |
9 | 9 |
10 #ifndef SkPDFDocument_DEFINED | 10 #ifndef SkPDFDocument_DEFINED |
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22 class SkPDFObject; | 22 class SkPDFObject; |
23 class SkWStream; | 23 class SkWStream; |
24 template <typename T> class SkTSet; | 24 template <typename T> class SkTSet; |
25 | 25 |
26 /** \class SkPDFDocument | 26 /** \class SkPDFDocument |
27 | 27 |
28 A SkPDFDocument assembles pages together and generates the final PDF file. | 28 A SkPDFDocument assembles pages together and generates the final PDF file. |
29 */ | 29 */ |
30 class SkPDFDocument { | 30 class SkPDFDocument { |
31 public: | 31 public: |
32 SK_API SkPDFDocument(); | 32 SkPDFDocument(); |
33 SK_API ~SkPDFDocument(); | 33 ~SkPDFDocument(); |
34 | 34 |
35 /** Output the PDF to the passed stream. It is an error to call this (it | 35 /** Output the PDF to the passed stream. It is an error to call this (it |
36 * will return false and not modify stream) if no pages have been added | 36 * will return false and not modify stream) if no pages have been added |
37 * or there are pages missing (i.e. page 1 and 3 have been added, but not | 37 * or there are pages missing (i.e. page 1 and 3 have been added, but not |
38 * page 2). | 38 * page 2). |
39 * | 39 * |
40 * @param stream The writable output stream to send the PDF to. | 40 * @param stream The writable output stream to send the PDF to. |
41 */ | 41 */ |
42 SK_API bool emitPDF(SkWStream* stream); | 42 bool emitPDF(SkWStream* stream); |
43 | 43 |
44 /** Sets the specific page to the passed PDF device. If the specified | 44 /** Sets the specific page to the passed PDF device. If the specified |
45 * page is already set, this overrides it. Returns true if successful. | 45 * page is already set, this overrides it. Returns true if successful. |
46 * Will fail if the document has already been emitted. | 46 * Will fail if the document has already been emitted. |
47 * | 47 * |
48 * @param pageNumber The position to add the passed device (1 based). | 48 * @param pageNumber The position to add the passed device (1 based). |
49 * @param pdfDevice The page to add to this document. | 49 * @param pdfDevice The page to add to this document. |
50 */ | 50 */ |
51 SK_API bool setPage(int pageNumber, SkPDFDevice* pdfDevice); | 51 bool setPage(int pageNumber, SkPDFDevice* pdfDevice); |
52 | 52 |
53 /** Append the passed pdf device to the document as a new page. Returns | 53 /** Append the passed pdf device to the document as a new page. Returns |
54 * true if successful. Will fail if the document has already been emitted. | 54 * true if successful. Will fail if the document has already been emitted. |
55 * | 55 * |
56 * @param pdfDevice The page to add to this document. | 56 * @param pdfDevice The page to add to this document. |
57 */ | 57 */ |
58 SK_API bool appendPage(SkPDFDevice* pdfDevice); | 58 bool appendPage(SkPDFDevice* pdfDevice); |
59 | 59 |
60 /** Get the count of unique font types used in the document. | 60 /** Get the count of unique font types used in the document. |
61 * DEPRECATED. | 61 * DEPRECATED. |
62 */ | 62 */ |
63 SK_API void getCountOfFontTypes( | 63 void getCountOfFontTypes( |
64 int counts[SkAdvancedTypefaceMetrics::kOther_Font + 2]) const; | 64 int counts[SkAdvancedTypefaceMetrics::kOther_Font + 2]) const; |
65 | 65 |
66 /** Get the count of unique font types used in the document. | 66 /** Get the count of unique font types used in the document. |
67 */ | 67 */ |
68 SK_API void getCountOfFontTypes( | 68 void getCountOfFontTypes( |
69 int counts[SkAdvancedTypefaceMetrics::kOther_Font + 1], | 69 int counts[SkAdvancedTypefaceMetrics::kOther_Font + 1], |
70 int* notSubsettableCount, | 70 int* notSubsettableCount, |
71 int* notEmbedddableCount) const; | 71 int* notEmbedddableCount) const; |
72 | 72 |
73 private: | 73 private: |
74 SkAutoTDelete<SkPDFCatalog> fCatalog; | 74 SkAutoTDelete<SkPDFCatalog> fCatalog; |
75 int64_t fXRefFileOffset; | 75 int64_t fXRefFileOffset; |
76 | 76 |
77 SkTDArray<SkPDFPage*> fPages; | 77 SkTDArray<SkPDFPage*> fPages; |
78 SkTDArray<SkPDFDict*> fPageTree; | 78 SkTDArray<SkPDFDict*> fPageTree; |
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93 size_t headerSize(); | 93 size_t headerSize(); |
94 | 94 |
95 /** Output the PDF footer to the passed stream. | 95 /** Output the PDF footer to the passed stream. |
96 * @param stream The writable output stream to send the footer to. | 96 * @param stream The writable output stream to send the footer to. |
97 * @param objCount The number of objects in the PDF. | 97 * @param objCount The number of objects in the PDF. |
98 */ | 98 */ |
99 void emitFooter(SkWStream* stream, int64_t objCount); | 99 void emitFooter(SkWStream* stream, int64_t objCount); |
100 }; | 100 }; |
101 | 101 |
102 #endif | 102 #endif |
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