| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef SkPDFDocument_DEFINED |
| #define SkPDFDocument_DEFINED |
| |
| #include "SkPDFCatalog.h" |
| #include "SkPDFTypes.h" |
| #include "SkRefCnt.h" |
| #include "SkTDArray.h" |
| |
| class SkPDFDevice; |
| class SkPDFPage; |
| class SkWSteam; |
| |
| /** \class SkPDFDocument |
| |
| A SkPDFDocument assembles pages together and generates the final PDF file. |
| */ |
| class SkPDFDocument { |
| public: |
| /** Create a PDF document. |
| */ |
| SkPDFDocument(); |
| ~SkPDFDocument(); |
| |
| /** Output the PDF to the passed stream. |
| * @param stream The writable output stream to send the PDF to. |
| */ |
| bool emitPDF(SkWStream* stream); |
| |
| /** Append the passed pdf device to the document as a new page. Returns |
| * true if successful. Will fail if the document has already been emitted. |
| * |
| * @param pdfDevice The page to add to this document. |
| */ |
| bool appendPage(const SkRefPtr<SkPDFDevice>& pdfDevice); |
| |
| private: |
| SkPDFCatalog fCatalog; |
| int64_t fXRefFileOffset; |
| |
| SkTDArray<SkPDFPage*> fPages; |
| SkTDArray<SkPDFDict*> fPageTree; |
| SkRefPtr<SkPDFDict> fDocCatalog; |
| SkTDArray<SkPDFObject*> fPageResources; |
| int fSecondPageFirstResouceIndex; |
| |
| SkRefPtr<SkPDFDict> fTrailerDict; |
| |
| /** Output the PDF header to the passed stream. |
| * @param stream The writable output stream to send the header to. |
| */ |
| void emitHeader(SkWStream* stream); |
| |
| /** Get the size of the header. |
| */ |
| size_t headerSize(); |
| |
| /** Output the PDF footer to the passed stream. |
| * @param stream The writable output stream to send the footer to. |
| * @param objCount The number of objects in the PDF. |
| */ |
| void emitFooter(SkWStream* stream, int64_t objCount); |
| }; |
| |
| #endif |