gfx/gl/AndroidNativeWindow.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 // vim:set ts=2 sts=2 sw=2 et cin:
   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
   7 #ifndef AndroidNativeWindow_h__
   8 #define AndroidNativeWindow_h__
   9 #ifdef MOZ_WIDGET_ANDROID
  10
  11 #include <jni.h>
  12 #include "GLDefs.h"
  13
  14 #include "nsISupports.h"
  15 #include "mozilla/TypedEnum.h"
  16 #include "mozilla/gfx/2D.h"
  17
  18
  19 namespace mozilla {
  20 namespace gl {
  21
  22 MOZ_BEGIN_ENUM_CLASS(AndroidWindowFormat)
  23   Unknown = -1,
  24   RGBA_8888 = 1,
  25   RGBX_8888 = 1 << 1,
  26   RGB_565 = 1 << 2
  27 MOZ_END_ENUM_CLASS(AndroidWindowFormat)
  28
  29 /**
  30  * This class is a wrapper around Android's SurfaceTexture class.
  31  * Usage is pretty much exactly like the Java class, so see
  32  * the Android documentation for details.
  33  */
  34 class AndroidNativeWindow {
  35   NS_INLINE_DECL_THREADSAFE_REFCOUNTING(AndroidNativeWindow)
  36
  37 public:
  38
  39   static AndroidNativeWindow* CreateFromSurface(JNIEnv* aEnv, jobject aSurface);
  40
  41   gfx::IntSize Size();
  42   AndroidWindowFormat Format();
  43
  44   bool SetBuffersGeometry(int32_t aWidth, int32_t aHeight, AndroidWindowFormat aFormat);
  45
  46   bool Lock(void** out_bits, int32_t* out_width, int32_t* out_height, int32_t* out_stride, AndroidWindowFormat* out_format);
  47   bool UnlockAndPost();
  48
  49   void* Handle() { return mWindow; }
  50
  51 protected:
  52   AndroidNativeWindow(void* aWindow)
  53     : mWindow(aWindow)
  54   {
  55
  56   }
  57
  58   virtual ~AndroidNativeWindow();
  59
  60   void* mWindow;
  61 };
  62
  63 }
  64 }
  65
  66
  67 #endif
  68 #endif