michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: // vim:set ts=2 sts=2 sw=2 et cin:
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef nsSurfaceTexture_h__
michael@0: #define nsSurfaceTexture_h__
michael@0: #ifdef MOZ_WIDGET_ANDROID
michael@0: 
michael@0: #include <jni.h>
michael@0: #include "nsIRunnable.h"
michael@0: #include "gfxPlatform.h"
michael@0: #include "GLDefs.h"
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace gfx {
michael@0: class Matrix4x4;
michael@0: }
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * This class is a wrapper around Android's SurfaceTexture class.
michael@0:  * Usage is pretty much exactly like the Java class, so see
michael@0:  * the Android documentation for details.
michael@0:  */
michael@0: class nsSurfaceTexture MOZ_FINAL {
michael@0:   NS_INLINE_DECL_THREADSAFE_REFCOUNTING(nsSurfaceTexture)
michael@0: 
michael@0: public:
michael@0:   static nsSurfaceTexture* Create(GLuint aTexture);
michael@0:   static nsSurfaceTexture* Find(int id);
michael@0: 
michael@0:   // Returns with reasonable certainty whether or not we'll
michael@0:   // be able to create and use a SurfaceTexture
michael@0:   static bool Check();
michael@0: 
michael@0:   // This is an ANativeWindow. Use AndroidBridge::LockWindow and
michael@0:   // friends for manipulating it.
michael@0:   void* GetNativeWindow();
michael@0: 
michael@0:   // This attaches the updated data to the TEXTURE_EXTERNAL target
michael@0:   void UpdateTexImage();
michael@0: 
michael@0:   bool GetTransformMatrix(mozilla::gfx::Matrix4x4& aMatrix);
michael@0:   int ID() { return mID; }
michael@0: 
michael@0:   // The callback is guaranteed to be called on the main thread even
michael@0:   // if the upstream callback is received on a different thread
michael@0:   void SetFrameAvailableCallback(nsIRunnable* aRunnable);
michael@0: 
michael@0:   // Only should be called by AndroidJNI when we get a
michael@0:   // callback from the underlying SurfaceTexture instance
michael@0:   void NotifyFrameAvailable();
michael@0: private:
michael@0:   nsSurfaceTexture();
michael@0: 
michael@0:   // Private destructor, to discourage deletion outside of Release():
michael@0:   ~nsSurfaceTexture();
michael@0: 
michael@0:   bool Init(GLuint aTexture);
michael@0: 
michael@0:   jobject mSurfaceTexture;
michael@0:   void* mNativeWindow;
michael@0:   int mID;
michael@0:   nsRefPtr<nsIRunnable> mFrameAvailableCallback;
michael@0: };
michael@0: 
michael@0: #endif
michael@0: #endif