1 files changed, 64 insertions, 0 deletions
diff --git a/Source/WebCore/platform/graphics/chromium/cc/CCTextureUpdateQueue.h b/Source/WebCore/platform/graphics/chromium/cc/CCTextureUpdateQueue.h
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index 000000000..7bb5cbc1d
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+++ b/Source/WebCore/platform/graphics/chromium/cc/CCTextureUpdateQueue.h
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2012 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
+ *     documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "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 OR ITS 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 CCTextureUpdateQueue_h
+#define CCTextureUpdateQueue_h
+
+#include "TextureCopier.h"
+#include "TextureUploader.h"
+#include <wtf/Deque.h>
+#include <wtf/Noncopyable.h>
+
+namespace WebCore {
+
+class CCTextureUpdateQueue {
+    WTF_MAKE_NONCOPYABLE(CCTextureUpdateQueue);
+public:
+    CCTextureUpdateQueue();
+    virtual ~CCTextureUpdateQueue();
+
+    void appendFullUpload(TextureUploader::Parameters);
+    void appendPartialUpload(TextureUploader::Parameters);
+    void appendCopy(TextureCopier::Parameters);
+
+    TextureUploader::Parameters takeFirstFullUpload();
+    TextureUploader::Parameters takeFirstPartialUpload();
+    TextureCopier::Parameters takeFirstCopy();
+
+    size_t fullUploadSize() const { return m_fullEntries.size(); }
+    size_t partialUploadSize() const { return m_partialEntries.size(); }
+    size_t copySize() const { return m_copyEntries.size(); }
+
+    bool hasMoreUpdates() const;
+
+private:
+    Deque<TextureUploader::Parameters> m_fullEntries;
+    Deque<TextureUploader::Parameters> m_partialEntries;
+    Deque<TextureCopier::Parameters> m_copyEntries;
+};
+
+}
+
+#endif // CCTextureUpdateQueue_h