1 files changed, 79 insertions, 0 deletions
diff --git a/chromium/third_party/WebKit/Source/core/animation/StringKeyframe.h b/chromium/third_party/WebKit/Source/core/animation/StringKeyframe.h
new file mode 100644
index 00000000000..c6a753e3a76
--- /dev/null
+++ b/chromium/third_party/WebKit/Source/core/animation/StringKeyframe.h
@@ -0,0 +1,79 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef StringKeyframe_h
+#define StringKeyframe_h
+
+#include "core/animation/Keyframe.h"
+#include "core/css/StylePropertySet.h"
+
+namespace WebCore {
+
+class StyleSheetContents;
+
+class StringKeyframe : public Keyframe {
+public:
+    static PassRefPtrWillBeRawPtr<StringKeyframe> create()
+    {
+        return adoptRefWillBeNoop(new StringKeyframe);
+    }
+    void setPropertyValue(CSSPropertyID, const String& value, StyleSheetContents*);
+    void clearPropertyValue(CSSPropertyID property) { m_propertySet->removeProperty(property); }
+    CSSValue* propertyValue(CSSPropertyID property) const
+    {
+        int index = m_propertySet->findPropertyIndex(property);
+        RELEASE_ASSERT(index >= 0);
+        return m_propertySet->propertyAt(static_cast<unsigned>(index)).value();
+    }
+    virtual PropertySet properties() const OVERRIDE;
+
+    virtual void trace(Visitor*) OVERRIDE;
+
+    class PropertySpecificKeyframe : public Keyframe::PropertySpecificKeyframe {
+    public:
+        PropertySpecificKeyframe(double offset, PassRefPtr<TimingFunction> easing, CSSValue*, AnimationEffect::CompositeOperation);
+
+        CSSValue* value() const { return m_value.get(); }
+        virtual const PassRefPtrWillBeRawPtr<AnimatableValue> getAnimatableValue() const OVERRIDE FINAL {
+            return m_animatableValueCache.get();
+        }
+
+        virtual PassOwnPtrWillBeRawPtr<Keyframe::PropertySpecificKeyframe> neutralKeyframe(double offset, PassRefPtr<TimingFunction> easing) const OVERRIDE FINAL;
+        virtual PassRefPtrWillBeRawPtr<Interpolation> createInterpolation(CSSPropertyID, WebCore::Keyframe::PropertySpecificKeyframe* end, Element*) const OVERRIDE FINAL;
+
+        virtual void trace(Visitor*) OVERRIDE;
+
+    private:
+        PropertySpecificKeyframe(double offset, PassRefPtr<TimingFunction> easing, CSSValue*);
+
+        virtual PassOwnPtrWillBeRawPtr<Keyframe::PropertySpecificKeyframe> cloneWithOffset(double offset) const;
+        virtual bool isStringPropertySpecificKeyframe() const OVERRIDE { return true; }
+
+        RefPtrWillBeMember<CSSValue> m_value;
+        mutable RefPtrWillBeMember<AnimatableValue> m_animatableValueCache;
+    };
+
+private:
+    StringKeyframe()
+        : m_propertySet(MutableStylePropertySet::create())
+    { }
+
+    StringKeyframe(const StringKeyframe& copyFrom);
+
+    virtual PassRefPtrWillBeRawPtr<Keyframe> clone() const OVERRIDE;
+    virtual PassOwnPtrWillBeRawPtr<Keyframe::PropertySpecificKeyframe> createPropertySpecificKeyframe(CSSPropertyID) const OVERRIDE;
+
+    virtual bool isStringKeyframe() const OVERRIDE { return true; }
+
+    RefPtrWillBeMember<MutableStylePropertySet> m_propertySet;
+};
+
+typedef StringKeyframe::PropertySpecificKeyframe StringPropertySpecificKeyframe;
+
+DEFINE_TYPE_CASTS(StringKeyframe, Keyframe, value, value->isStringKeyframe(), value.isStringKeyframe());
+DEFINE_TYPE_CASTS(StringPropertySpecificKeyframe, Keyframe::PropertySpecificKeyframe, value, value->isStringPropertySpecificKeyframe(), value.isStringPropertySpecificKeyframe());
+
+}
+
+#endif