Add SkPDFResourceDict class, refactor existing code

include/pdf/SkPDFDevice.h

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef SkPDFDevice_DEFINED
@@ skipping 10 matching lines @@
 #include "SkTScopedPtr.h"
 
 class SkPDFArray;
 class SkPDFDevice;
 class SkPDFDict;
 class SkPDFFont;
 class SkPDFFormXObject;
 class SkPDFGlyphSetMap;
 class SkPDFGraphicState;
 class SkPDFObject;
+class SkPDFResourceDict;
 class SkPDFShader;
 class SkPDFStream;
 template <typename T> class SkTSet;
 
 // Private classes.
 struct ContentEntry;
 struct GraphicStateEntry;
 struct NamedDestination;
 
 typedef bool (*EncodeToDCTStream)(SkWStream* stream, const SkBitmap& bitmap, const SkIRect& rect);
@@ skipping 99 matching lines @@
      *         if any at all.
      */
     void setDCTEncoder(EncodeToDCTStream encoder) {
         fEncoder = encoder;
     }
 
     // PDF specific methods.
 
     /** Returns the resource dictionary for this device.
      */
-    SK_API SkPDFDict* getResourceDict();
-
-    /** Get the list of resources (PDF objects) used on this page.
-     *  This method will add to newResourceObjects any objects that this method
-     *  depends on, but not already in knownResourceObjects. This might operate
-     *  recursively so if this object depends on another object and that object
-     *  depends on two more, all three objects will be added.
-     *
-     *  @param knownResourceObjects  The set of resources to be ignored.
-     *  @param newResourceObjects  The set to append dependant resources to.
-     *  @param recursive    If recursive is true, get the resources of the
-     *                      device's resources recursively. (Useful for adding
-     *                      objects to the catalog.)
-     */
-    SK_API void getResources(const SkTSet<SkPDFObject*>& knownResourceObjects,
-                             SkTSet<SkPDFObject*>* newResourceObjects,
-                             bool recursive) const;
+    SK_API SkPDFResourceDict* getResourceDict();
 
     /** Get the fonts used on this device.
      */
     SK_API const SkTDArray<SkPDFFont*>& getFontResources() const;
 
     /** Add our named destinations to the supplied dictionary.
      *  @param dict  Dictionary to add destinations to.
      *  @param page  The PDF object representing the page for this device.
      */
     void appendDestinations(SkPDFDict* dict, SkPDFObject* page);
@@ skipping 39 matching lines @@
     // TODO(vandebo): push most of SkPDFDevice's state into a core object in
     // order to get the right access levels without using friend.
     friend class ScopedContentEntry;
 
     SkISize fPageSize;
     SkISize fContentSize;
     SkMatrix fInitialTransform;
     SkClipStack fExistingClipStack;
     SkRegion fExistingClipRegion;
     SkPDFArray* fAnnotations;
-    SkPDFDict* fResourceDict;
+    SkPDFResourceDict* fResourceDict;
     SkTDArray<NamedDestination*> fNamedDestinations;
 
     SkTDArray<SkPDFGraphicState*> fGraphicStateResources;
     SkTDArray<SkPDFObject*> fXObjectResources;
     SkTDArray<SkPDFFont*> fFontResources;
     SkTDArray<SkPDFObject*> fShaderResources;
 
     SkTScopedPtr<ContentEntry> fContentEntries;
     ContentEntry* fLastContentEntry;
     SkTScopedPtr<ContentEntry> fMarginContentEntries;
@@ skipping 81 matching lines @@
                          const SkMatrix& matrix);
     void handleLinkToNamedDest(SkData* nameData, const SkRect& r,
                                const SkMatrix& matrix);
     void defineNamedDestination(SkData* nameData, const SkPoint& point,
                                 const SkMatrix& matrix);
 
     typedef SkDevice INHERITED;
 };
 
 #endif