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Unified Diff: cc/surfaces/surface_factory.h

Issue 1531403002: Revert "Delete CC." (Closed) Base URL: https://github.com/domokit/mojo.git@master
Patch Set: Created 5 years ago
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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
--- /dev/null
+++ b/cc/surfaces/surface_factory.h
@@ -0,0 +1,79 @@
+// 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_
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