[Font Load Events] Partial implementation of SetClass operations for FontFaceSet

Source/core/css/FontFaceSet.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 10 matching lines @@
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
  * DAMAGE.
  */
 
 #ifndef FontFaceSet_h
 #define FontFaceSet_h
 
 #include "bindings/v8/ScriptPromise.h"
 #include "core/css/FontFace.h"
+#include "core/css/FontFaceSetForEachCallback.h"
 #include "core/dom/ActiveDOMObject.h"
 #include "core/events/EventListener.h"
 #include "core/events/EventTarget.h"
 #include "core/events/ThreadLocalEventNames.h"
 #include "platform/AsyncMethodRunner.h"
 #include "platform/RefCountedSupplement.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
 #include "wtf/Vector.h"
 
@@ skipping 20 matching lines @@
 
     DEFINE_ATTRIBUTE_EVENT_LISTENER(loading);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(loadingdone);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(loadingerror);
 
     Vector<RefPtr<FontFace> > match(const String& font, const String& text, ExceptionState&);
     bool check(const String& font, const String& text, ExceptionState&);
     ScriptPromise load(const String& font, const String& text, ExceptionState&);
     ScriptPromise ready();
 
+    void forEach(PassOwnPtr<FontFaceSetForEachCallback>, ScriptValue& thisArg) const;
+    void forEach(PassOwnPtr<FontFaceSetForEachCallback>) const;
+    bool has(FontFace*, ExceptionState&) const;
+
+    unsigned long size() const;
     AtomicString status() const;
 
     virtual ExecutionContext* executionContext() const OVERRIDE;
     virtual const AtomicString& interfaceName() const OVERRIDE;
 
     Document* document() const;
 
     void didLayout();
     void beginFontLoading(FontFace*);
     void fontLoaded(FontFace*);
@@ skipping 23 matching lines @@
 
     private:
         int m_count;
         bool m_recorded;
     };
 
     FontFaceSet(Document*);
 
     bool hasLoadedFonts() const { return !m_loadedFonts.isEmpty() || !m_failedFonts.isEmpty(); }
 
+    void forEachInternal(PassOwnPtr<FontFaceSetForEachCallback>, ScriptValue* thisArg) const;
     void queueDoneEvent(FontFace*);
     void fireLoadingEvent();
     void fireDoneEventIfPossible();
     bool resolveFontStyle(const String&, Font&);
     void handlePendingEventsAndPromisesSoon();
     void handlePendingEventsAndPromises();
 
     unsigned m_loadingCount;
     bool m_shouldFireLoadingEvent;
     Vector<OwnPtr<FontsReadyPromiseResolver> > m_readyResolvers;
     FontFaceArray m_loadedFonts;
     FontFaceArray m_failedFonts;
 
     AsyncMethodRunner<FontFaceSet> m_asyncRunner;
 
     FontLoadHistogram m_histogram;
 };
 
 } // namespace WebCore
 
 #endif // FontFaceSet_h