Web Animations: Add CSSAnimatableValueFactory API (partial implementation)

Source/core/css/resolver/CSSAnimatableValueFactory.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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 10 matching lines @@
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 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 Composition_h
-#define Composition_h
+#ifndef CSSAnimatableValueFactory_h
+#define CSSAnimatableValueFactory_h
 
-#include "bindings/v8/ScriptWrappable.h"

[dstockwell, 2013/07/18 07:43:12]

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+#include "CSSPropertyNames.h"
+#include "core/animation/AnimatableValue.h"
+#include "core/platform/Length.h"
 #include "wtf/PassRefPtr.h"
-#include "wtf/RefCounted.h"
-#include "wtf/RefPtr.h"
 
 namespace WebCore {
 
-class Node;
-class Range;
+class CSSValue;
+class RenderStyle;
 
-class Composition : public RefCounted<Composition>, public ScriptWrappable {
+class CSSAnimatableValueFactory {
 public:
-    static PassRefPtr<Composition> create(Node*, Range*);
-    ~Composition();
-
-    Node* text() const { return m_text.get(); }
-    Range* caret() const { return m_caret.get(); }
-
+    static PassRefPtr<AnimatableValue> createFromCSSValue(CSSValue*, CSSPropertyID);
+    static PassRefPtr<AnimatableValue> createFromRenderStyle(RenderStyle*, CSSPropertyID);
 private:
-    Composition(Node*, Range*);
-
-    RefPtr<Node> m_text;
-    RefPtr<Range> m_caret;
+    static PassRefPtr<AnimatableValue> createFromLength(const Length&, RenderStyle*);
 };
 
 } // namespace WebCore
 
-#endif // Composition_h
+#endif // CSSAnimatableValueFactory_h