1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4 * License, v. 2.0. If a copy of the MPL was not distributed with this
5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
6 #ifndef _include_mozilla_gfx_ipc_CompositorSession_h_
7 #define _include_mozilla_gfx_ipc_CompositorSession_h_
9 #include "base/basictypes.h"
10 #include "mozilla/layers/LayersTypes.h"
11 #include "mozilla/layers/CompositorTypes.h"
12 #include "nsISupportsImpl.h"
13 #if defined(MOZ_WIDGET_ANDROID)
14 # include "mozilla/layers/UiCompositorControllerChild.h"
15 #endif // defined(MOZ_WIDGET_ANDROID)
21 class CompositorWidget
;
22 class CompositorWidgetDelegate
;
26 class GPUProcessManager
;
30 class GeckoContentController
;
31 class IAPZCTreeManager
;
32 class CompositorBridgeParent
;
33 class CompositorBridgeChild
;
34 class ClientLayerManager
;
36 // A CompositorSession provides access to a compositor without exposing whether
37 // or not it's in-process or out-of-process.
38 class CompositorSession
{
39 friend class gfx::GPUProcessManager
;
42 typedef gfx::GPUProcessHost GPUProcessHost
;
43 typedef widget::CompositorWidget CompositorWidget
;
44 typedef widget::CompositorWidgetDelegate CompositorWidgetDelegate
;
47 NS_INLINE_DECL_THREADSAFE_REFCOUNTING(CompositorSession
)
49 virtual void Shutdown() = 0;
51 // This returns a CompositorBridgeParent if the compositor resides in the same
53 virtual CompositorBridgeParent
* GetInProcessBridge() const = 0;
55 // Set the GeckoContentController for the root of the layer tree.
56 virtual void SetContentController(GeckoContentController
* aController
) = 0;
58 // Return the Async Pan/Zoom Tree Manager for this compositor.
59 virtual RefPtr
<IAPZCTreeManager
> GetAPZCTreeManager() const = 0;
61 // Return the child end of the compositor IPC bridge.
62 CompositorBridgeChild
* GetCompositorBridgeChild();
64 // Return the proxy for accessing the compositor's widget.
65 CompositorWidgetDelegate
* GetCompositorWidgetDelegate() {
66 return mCompositorWidgetDelegate
;
69 // Return the id of the root layer tree.
70 LayersId
RootLayerTreeId() const { return mRootLayerTreeId
; }
72 #if defined(MOZ_WIDGET_ANDROID)
73 // Set the UiCompositorControllerChild after Session creation so the Session
74 // constructor doesn't get mucked up for other platforms.
75 void SetUiCompositorControllerChild(
76 RefPtr
<UiCompositorControllerChild
> aUiController
) {
77 mUiCompositorControllerChild
= aUiController
;
80 RefPtr
<UiCompositorControllerChild
> GetUiCompositorControllerChild() {
81 return mUiCompositorControllerChild
;
83 #endif // defined(MOZ_WIDGET_ANDROID)
85 CompositorSession(nsBaseWidget
* aWidget
, CompositorWidgetDelegate
* aDelegate
,
86 CompositorBridgeChild
* aChild
,
87 const LayersId
& aRootLayerTreeId
);
88 virtual ~CompositorSession();
91 nsBaseWidget
* mWidget
;
92 CompositorWidgetDelegate
* mCompositorWidgetDelegate
;
93 RefPtr
<CompositorBridgeChild
> mCompositorBridgeChild
;
94 LayersId mRootLayerTreeId
;
95 #if defined(MOZ_WIDGET_ANDROID)
96 RefPtr
<UiCompositorControllerChild
> mUiCompositorControllerChild
;
97 #endif // defined(MOZ_WIDGET_ANDROID)
99 DISALLOW_COPY_AND_ASSIGN(CompositorSession
);
102 } // namespace layers
103 } // namespace mozilla
105 #endif // _include_mozilla_gfx_ipc_CompositorSession_h_