SKPDF: refactor pdfcatalog and pdfdocument

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 18 matching lines @@
 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(const 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 newResourceObjects 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.
-     *  @param knownResourceObjects  The set of resources to be ignored.
+     *  finalizePage has been called.
      */
-    void finalizePage(SkPDFCatalog* catalog, bool firstPage,
-                      const SkTSet<SkPDFObject*>& knownResourceObjects,
-                      SkTSet<SkPDFObject*>* newResourceObjects);
+    void finalizePage();
 
     /** Add destinations for this page to the supplied dictionary.
      *  @param dict       Dictionary to add destinations to.
      */
     void appendDestinations(SkPDFDict* dict);
 
     /** 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<const SkPDFDevice> fDevice;
 
     // Once the content is finalized, put it into a stream for output.
     SkAutoTUnref<SkPDFStream> fContentStream;
     typedef SkPDFDict INHERITED;
 };
 
 #endif