diff options
Diffstat (limited to 'src/pdf/SkPDFPage.h')
| -rw-r--r-- | src/pdf/SkPDFPage.h | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/src/pdf/SkPDFPage.h b/src/pdf/SkPDFPage.h deleted file mode 100644 index 8ef909e573..0000000000 --- a/src/pdf/SkPDFPage.h +++ /dev/null @@ -1,100 +0,0 @@ - -/* - * Copyright 2010 The Android Open Source Project - * - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - - -#ifndef SkPDFPage_DEFINED -#define SkPDFPage_DEFINED - -#include "SkPDFTypes.h" -#include "SkPDFStream.h" -#include "SkRefCnt.h" -#include "SkTDArray.h" - -class SkPDFCatalog; -class SkPDFDevice; -class SkWStream; - -/** \class SkPDFPage - - A SkPDFPage contains meta information about a page, is used in the page - tree and points to the content of the page. -*/ -class SkPDFPage : public SkPDFDict { -public: - /** Create a PDF page with the passed PDF device. The device need not - * have content on it yet. - * @param content The page content. - */ - explicit SkPDFPage(SkPDFDevice* content); - ~SkPDFPage(); - - /** Before a page and its contents can be sized and emitted, it must - * be finalized. No changes to the PDFDevice will be honored after - * finalizePage has been called. This function adds the page content - * to the passed catalog, so it must be called for each document - * that the page is part of. - * @param catalog The catalog to add page content objects to. - * @param firstPage Indicate if this is the first page of a document. - * @param resourceObjects All the resource objects (recursively) used on - * the page are added to this array. This gives - * the caller a chance to deduplicate resources - * across pages. - */ - void finalizePage(SkPDFCatalog* catalog, bool firstPage, - SkTDArray<SkPDFObject*>* resourceObjects); - - /** Determine the size of the page content and store to the catalog - * the offsets of all nonresource-indirect objects that make up the page - * content. This must be called before emitPage(), but after finalizePage. - * @param catalog The catalog to add the object offsets to. - * @param fileOffset The file offset where the page content will be - * emitted. - */ - off_t getPageSize(SkPDFCatalog* catalog, off_t fileOffset); - - /** Output the page content to the passed stream. - * @param stream The writable output stream to send the content to. - * @param catalog The active object catalog. - */ - void emitPage(SkWStream* stream, SkPDFCatalog* catalog); - - /** Generate a page tree for the passed vector of pages. New objects are - * added to the catalog. The pageTree vector is populated with all of - * the 'Pages' dictionaries as well as the 'Page' objects. Page trees - * have both parent and children links, creating reference cycles, so - * it must be torn down explicitly. The first page is not added to - * the pageTree dictionary array so the caller can handle it specially. - * @param pages The ordered vector of page objects. - * @param catalog The catalog to add new objects into. - * @param pageTree An output vector with all of the internal and leaf - * nodes of the pageTree. - * @param rootNode An output parameter set to the root node. - */ - static void GeneratePageTree(const SkTDArray<SkPDFPage*>& pages, - SkPDFCatalog* catalog, - SkTDArray<SkPDFDict*>* pageTree, - SkPDFDict** rootNode); - - /** Get the fonts used on this page. - */ - const SkTDArray<SkPDFFont*>& getFontResources() const; - - /** Returns a SkPDFGlyphSetMap which represents glyph usage of every font - * that shows on this page. - */ - const SkPDFGlyphSetMap& getFontGlyphUsage() const; - -private: - // Multiple pages may reference the content. - SkRefPtr<SkPDFDevice> fDevice; - - // Once the content is finalized, put it into a stream for output. - SkRefPtr<SkPDFStream> fContentStream; -}; - -#endif |