Index: cc/surfaces/surface_factory.h |
diff --git a/cc/surfaces/surface_factory.h b/cc/surfaces/surface_factory.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..afc0b8133df15b8d9a22e59d5727e9a567942ce9 |
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+++ b/cc/surfaces/surface_factory.h |
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+// 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 CC_SURFACES_SURFACE_FACTORY_H_ |
+#define CC_SURFACES_SURFACE_FACTORY_H_ |
+ |
+#include <set> |
+ |
+#include "base/callback_forward.h" |
+#include "base/containers/scoped_ptr_hash_map.h" |
+#include "base/memory/scoped_ptr.h" |
+#include "base/memory/weak_ptr.h" |
+#include "cc/surfaces/surface_id.h" |
+#include "cc/surfaces/surface_resource_holder.h" |
+#include "cc/surfaces/surface_sequence.h" |
+#include "cc/surfaces/surfaces_export.h" |
+ |
+namespace gfx { |
+class Size; |
+} |
+ |
+namespace cc { |
+class CompositorFrame; |
+class CopyOutputRequest; |
+class Surface; |
+class SurfaceFactoryClient; |
+class SurfaceManager; |
+ |
+enum class SurfaceDrawStatus { DRAW_SKIPPED, DRAWN }; |
+ |
+// A SurfaceFactory is used to create surfaces that may share resources and |
+// receive returned resources for frames submitted to those surfaces. Resources |
+// submitted to frames created by a particular factory will be returned to that |
+// factory's client when they are no longer being used. This is the only class |
+// most users of surfaces will need to directly interact with. |
+class CC_SURFACES_EXPORT SurfaceFactory |
+ : public base::SupportsWeakPtr<SurfaceFactory> { |
+ public: |
+ using DrawCallback = base::Callback<void(SurfaceDrawStatus)>; |
+ |
+ SurfaceFactory(SurfaceManager* manager, SurfaceFactoryClient* client); |
+ ~SurfaceFactory(); |
+ |
+ void Create(SurfaceId surface_id); |
+ void Destroy(SurfaceId surface_id); |
+ void DestroyAll(); |
+ // A frame can only be submitted to a surface created by this factory, |
+ // although the frame may reference surfaces created by other factories. |
+ // The callback is called the first time this frame is used to draw, or if |
+ // the frame is discarded. |
+ void SubmitFrame(SurfaceId surface_id, |
+ scoped_ptr<CompositorFrame> frame, |
+ const DrawCallback& callback); |
+ void RequestCopyOfSurface(SurfaceId surface_id, |
+ scoped_ptr<CopyOutputRequest> copy_request); |
+ |
+ SurfaceFactoryClient* client() { return client_; } |
+ |
+ void ReceiveFromChild(const TransferableResourceArray& resources); |
+ void RefResources(const TransferableResourceArray& resources); |
+ void UnrefResources(const ReturnedResourceArray& resources); |
+ |
+ SurfaceManager* manager() { return manager_; } |
+ |
+ private: |
+ SurfaceManager* manager_; |
+ SurfaceFactoryClient* client_; |
+ SurfaceResourceHolder holder_; |
+ |
+ typedef base::ScopedPtrHashMap<SurfaceId, scoped_ptr<Surface>> OwningSurfaceMap; |
+ OwningSurfaceMap surface_map_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(SurfaceFactory); |
+}; |
+ |
+} // namespace cc |
+ |
+#endif // CC_SURFACES_SURFACE_FACTORY_H_ |