1 files changed, 75 insertions, 0 deletions
diff --git a/cc/heads_up_display_layer.cc b/cc/heads_up_display_layer.cc
new file mode 100644
index 0000000..743593c
--- /dev/null
+++ b/cc/heads_up_display_layer.cc
@@ -0,0 +1,75 @@
+// 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.
+
+#include "config.h"
+
+#include "HeadsUpDisplayLayerChromium.h"
+
+#include "CCHeadsUpDisplayLayerImpl.h"
+#include "CCLayerTreeHost.h"
+#include "TraceEvent.h"
+
+namespace cc {
+
+scoped_refptr<HeadsUpDisplayLayerChromium> HeadsUpDisplayLayerChromium::create()
+{
+    return make_scoped_refptr(new HeadsUpDisplayLayerChromium());
+}
+
+HeadsUpDisplayLayerChromium::HeadsUpDisplayLayerChromium()
+    : LayerChromium()
+{
+
+    setBounds(IntSize(512, 128));
+}
+
+HeadsUpDisplayLayerChromium::~HeadsUpDisplayLayerChromium()
+{
+}
+
+void HeadsUpDisplayLayerChromium::update(CCTextureUpdateQueue&, const CCOcclusionTracker*, CCRenderingStats&)
+{
+    const CCLayerTreeSettings& settings = layerTreeHost()->settings();
+    int maxTextureSize = layerTreeHost()->rendererCapabilities().maxTextureSize;
+
+    IntSize bounds;
+    if (settings.showPlatformLayerTree || settings.showDebugRects()) {
+        bounds.setWidth(std::min(maxTextureSize, layerTreeHost()->deviceViewportSize().width()));
+        bounds.setHeight(std::min(maxTextureSize, layerTreeHost()->deviceViewportSize().height()));
+    } else {
+        bounds.setWidth(512);
+        bounds.setHeight(128);
+    }
+
+    setBounds(bounds);
+}
+
+bool HeadsUpDisplayLayerChromium::drawsContent() const
+{
+    return true;
+}
+
+void HeadsUpDisplayLayerChromium::setFontAtlas(scoped_ptr<CCFontAtlas> fontAtlas)
+{
+    m_fontAtlas = fontAtlas.Pass();
+    setNeedsCommit();
+}
+
+scoped_ptr<CCLayerImpl> HeadsUpDisplayLayerChromium::createCCLayerImpl()
+{
+    return CCHeadsUpDisplayLayerImpl::create(m_layerId).PassAs<CCLayerImpl>();
+}
+
+void HeadsUpDisplayLayerChromium::pushPropertiesTo(CCLayerImpl* layerImpl)
+{
+    LayerChromium::pushPropertiesTo(layerImpl);
+
+    if (!m_fontAtlas.get())
+        return;
+
+    CCHeadsUpDisplayLayerImpl* hudLayerImpl = static_cast<CCHeadsUpDisplayLayerImpl*>(layerImpl);
+    hudLayerImpl->setFontAtlas(m_fontAtlas.Pass());
+}
+
+}