1 files changed, 56 insertions, 0 deletions
diff --git a/cc/CCHeadsUpDisplayLayerImpl.h b/cc/CCHeadsUpDisplayLayerImpl.h
new file mode 100644
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--- /dev/null
+++ b/cc/CCHeadsUpDisplayLayerImpl.h
@@ -0,0 +1,56 @@
+// Copyright 2012 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 CCHeadsUpDisplayLayerImpl_h
+#define CCHeadsUpDisplayLayerImpl_h
+
+#include "CCFontAtlas.h"
+#include "CCLayerImpl.h"
+#include "CCScopedTexture.h"
+
+class SkCanvas;
+
+namespace WebCore {
+
+class CCDebugRectHistory;
+class CCFontAtlas;
+class CCFrameRateCounter;
+
+class CCHeadsUpDisplayLayerImpl : public CCLayerImpl {
+public:
+    static PassOwnPtr<CCHeadsUpDisplayLayerImpl> create(int id)
+    {
+        return adoptPtr(new CCHeadsUpDisplayLayerImpl(id));
+    }
+    virtual ~CCHeadsUpDisplayLayerImpl();
+
+    void setFontAtlas(PassOwnPtr<CCFontAtlas>);
+
+    virtual void willDraw(CCResourceProvider*) OVERRIDE;
+    virtual void appendQuads(CCQuadSink&, bool& hadMissingTiles) OVERRIDE;
+    void updateHudTexture(CCResourceProvider*);
+    virtual void didDraw(CCResourceProvider*) OVERRIDE;
+
+    virtual void didLoseContext() OVERRIDE;
+
+    virtual bool layerIsAlwaysDamaged() const OVERRIDE { return true; }
+
+private:
+    explicit CCHeadsUpDisplayLayerImpl(int);
+
+    virtual const char* layerTypeAsString() const OVERRIDE { return "HeadsUpDisplayLayer"; }
+
+    void drawHudContents(SkCanvas*);
+    void drawFPSCounter(SkCanvas*, CCFrameRateCounter*, int top, int height);
+    void drawFPSCounterText(SkCanvas*, CCFrameRateCounter*, int top, int width, int height);
+    void drawDebugRects(SkCanvas*, CCDebugRectHistory*);
+
+    OwnPtr<CCFontAtlas> m_fontAtlas;
+    OwnPtr<CCScopedTexture> m_hudTexture;
+    OwnPtr<SkCanvas> m_hudCanvas;
+};
+
+}
+
+#endif // CCHeadsUpDisplayLayerImpl_h