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+/*
+ * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
+ * Copyright (C) 2007 Alp Toker <alp@atoker.com>
+ *
+ * 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
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. 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.
+ */
+
+#pragma once
+
+#include "ExceptionOr.h"
+#include "FloatPoint.h"
+
+namespace WebCore {
+
+class CanvasBase;
+class Gradient {
+};
+
+class CanvasGradient : public RefCounted<CanvasGradient> {
+public:
+ ~CanvasGradient();
+
+ Gradient& gradient() { return m_gradient; }
+ const Gradient& gradient() const { return m_gradient; }
+
+ ExceptionOr<void> addColorStop(double value, const String& color);
+
+private:
+ CanvasGradient(const FloatPoint& centerPoint, float angleInRadians, CanvasBase&);
+
+ Ref<Gradient> m_gradient;
+ CanvasBase& m_canvas;
+};
+
+}