In SkPDFDocument::emitPDF(), stop pre-calculating file offsets.

src/pdf/SkPDFPage.h

 
 /*
  * 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
@@ skipping 38 matching lines @@
      */
     void finalizePage(SkPDFCatalog* catalog, bool firstPage,
                       const SkTSet<SkPDFObject*>& knownResourceObjects,
                       SkTSet<SkPDFObject*>* newResourceObjects);
 
     /** Add destinations for this page to the supplied dictionary.
      *  @param dict       Dictionary to add destinations to.
      */
     void appendDestinations(SkPDFDict* dict);
 
-    /** 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;
 
+    SkPDFObject* getContentStream() const;
+
 private:
     // Multiple pages may reference the content.
     SkAutoTUnref<SkPDFDevice> fDevice;
 
     // Once the content is finalized, put it into a stream for output.
     SkAutoTUnref<SkPDFStream> fContentStream;
     typedef SkPDFDict INHERITED;
 };
 
 #endif