PDF: Now threadsafe!

src/pdf/SkPDFGraphicState.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 SkPDFGraphicState_DEFINED
@@ skipping 29 matching lines @@
     // demand.
     virtual void emitObject(SkWStream* stream, SkPDFCatalog* catalog);
 
     /** Get the graphic state for the passed SkPaint. The reference count of
      *  the object is incremented and it is the caller's responsibility to
      *  unreference it when done. This is needed to accommodate the weak
      *  reference pattern used when the returned object is new and has no
      *  other references.
      *  @param paint  The SkPaint to emulate.
      */
-    static SkPDFGraphicState* GetGraphicStateForPaint(const SkPaint& paint);
+    static SkPDFGraphicState* GetGraphicStateForPaint(SkPDFCanon* canon,
+                                                      const SkPaint& paint);
 
     /** Make a graphic state that only sets the passed soft mask. The
      *  reference count of the object is incremented and it is the caller's
      *  responsibility to unreference it when done.
      *  @param sMask     The form xobject to use as a soft mask.
      *  @param invert    Indicates if the alpha of the sMask should be inverted.
      *  @param sMaskMode Whether to use alpha or luminosity for the sMask.
      */
     static SkPDFGraphicState* GetSMaskGraphicState(SkPDFFormXObject* sMask,
                                                    bool invert,
                                                    SkPDFSMaskMode sMaskMode);
 
     /** Get a graphic state that only unsets the soft mask. The reference
      *  count of the object is incremented and it is the caller's responsibility
      *  to unreference it when done. This is needed to accommodate the weak
      *  reference pattern used when the returned object is new and has no
      *  other references.
      */
     static SkPDFGraphicState* GetNoSMaskGraphicState();
 
     bool equals(const SkPaint&) const;
 
     // Only public for SK_DECLARE_STATIC_LAZY_PTR
     static SkPDFGraphicState* CreateNoSMaskGraphicState();
 
 private:
+    SkPDFCanon* const fCanon;
     const SkPaint fPaint;
     bool fPopulated;
-    bool fSMask;
 
     SkPDFGraphicState();
-    explicit SkPDFGraphicState(const SkPaint& paint);
+    SkPDFGraphicState(SkPDFCanon* canon, const SkPaint& paint);
 
     void populateDict();
 
     typedef SkPDFDict INHERITED;
 };
 
 #endif