| /* |
| * Copyright (C) 2006 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef ANDROID_SF_ISURFACE_COMPOSER_H |
| #define ANDROID_SF_ISURFACE_COMPOSER_H |
| |
| #include <stdint.h> |
| #include <sys/types.h> |
| |
| #include <utils/RefBase.h> |
| #include <utils/Errors.h> |
| |
| #include <binder/IInterface.h> |
| |
| #include <ui/PixelFormat.h> |
| |
| #include <surfaceflinger/ISurfaceComposerClient.h> |
| #include <surfaceflinger/IGraphicBufferAlloc.h> |
| |
| namespace android { |
| // ---------------------------------------------------------------------------- |
| |
| class IMemoryHeap; |
| class ComposerState; |
| |
| class ISurfaceComposer : public IInterface |
| { |
| public: |
| DECLARE_META_INTERFACE(SurfaceComposer); |
| |
| enum { // (keep in sync with Surface.java) |
| eHidden = 0x00000004, |
| eDestroyBackbuffer = 0x00000020, |
| eSecure = 0x00000080, |
| eNonPremultiplied = 0x00000100, |
| eOpaque = 0x00000400, |
| eProtectedByApp = 0x00000800, |
| eProtectedByDRM = 0x00001000, |
| |
| eFXSurfaceNormal = 0x00000000, |
| eFXSurfaceBlur = 0x00010000, |
| eFXSurfaceDim = 0x00020000, |
| eFXSurfaceScreenshot= 0x00030000, |
| eFXSurfaceMask = 0x000F0000, |
| }; |
| |
| enum { |
| ePositionChanged = 0x00000001, |
| eLayerChanged = 0x00000002, |
| eSizeChanged = 0x00000004, |
| eAlphaChanged = 0x00000008, |
| eMatrixChanged = 0x00000010, |
| eTransparentRegionChanged = 0x00000020, |
| eVisibilityChanged = 0x00000040, |
| eFreezeTintChanged = 0x00000080, |
| }; |
| |
| enum { |
| eLayerHidden = 0x01, |
| eLayerFrozen = 0x02, |
| eLayerDither = 0x04, |
| eLayerFilter = 0x08, |
| eLayerBlurFreeze = 0x10 |
| }; |
| |
| enum { |
| eOrientationDefault = 0, |
| eOrientation90 = 1, |
| eOrientation180 = 2, |
| eOrientation270 = 3, |
| eOrientationUnchanged = 4, |
| eOrientationSwapMask = 0x01 |
| }; |
| |
| enum { |
| eElectronBeamAnimationOn = 0x01, |
| eElectronBeamAnimationOff = 0x10 |
| }; |
| |
| /* create connection with surface flinger, requires |
| * ACCESS_SURFACE_FLINGER permission |
| */ |
| virtual sp<ISurfaceComposerClient> createConnection() = 0; |
| |
| /* create a graphic buffer allocator |
| */ |
| virtual sp<IGraphicBufferAlloc> createGraphicBufferAlloc() = 0; |
| |
| /* retrieve the control block */ |
| virtual sp<IMemoryHeap> getCblk() const = 0; |
| |
| /* open/close transactions. requires ACCESS_SURFACE_FLINGER permission */ |
| virtual void setTransactionState(const Vector<ComposerState>& state, |
| int orientation) = 0; |
| |
| /* signal that we're done booting. |
| * Requires ACCESS_SURFACE_FLINGER permission |
| */ |
| virtual void bootFinished() = 0; |
| |
| /* Capture the specified screen. requires READ_FRAME_BUFFER permission |
| * This function will fail if there is a secure window on screen. |
| */ |
| virtual status_t captureScreen(DisplayID dpy, |
| sp<IMemoryHeap>* heap, |
| uint32_t* width, uint32_t* height, PixelFormat* format, |
| uint32_t reqWidth, uint32_t reqHeight, |
| uint32_t minLayerZ, uint32_t maxLayerZ) = 0; |
| |
| virtual status_t turnElectronBeamOff(int32_t mode) = 0; |
| virtual status_t turnElectronBeamOn(int32_t mode) = 0; |
| |
| /* verify that an ISurfaceTexture was created by SurfaceFlinger. |
| */ |
| virtual bool authenticateSurfaceTexture( |
| const sp<ISurfaceTexture>& surface) const = 0; |
| }; |
| |
| // ---------------------------------------------------------------------------- |
| |
| class BnSurfaceComposer : public BnInterface<ISurfaceComposer> |
| { |
| public: |
| enum { |
| // Note: BOOT_FINISHED must remain this value, it is called from |
| // Java by ActivityManagerService. |
| BOOT_FINISHED = IBinder::FIRST_CALL_TRANSACTION, |
| CREATE_CONNECTION, |
| CREATE_GRAPHIC_BUFFER_ALLOC, |
| GET_CBLK, |
| SET_TRANSACTION_STATE, |
| SET_ORIENTATION, |
| FREEZE_DISPLAY, |
| UNFREEZE_DISPLAY, |
| CAPTURE_SCREEN, |
| TURN_ELECTRON_BEAM_OFF, |
| TURN_ELECTRON_BEAM_ON, |
| AUTHENTICATE_SURFACE, |
| }; |
| |
| virtual status_t onTransact( uint32_t code, |
| const Parcel& data, |
| Parcel* reply, |
| uint32_t flags = 0); |
| }; |
| |
| // ---------------------------------------------------------------------------- |
| |
| }; // namespace android |
| |
| #endif // ANDROID_SF_ISURFACE_COMPOSER_H |