/* * 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_ISURFACE_COMPOSER_H #define ANDROID_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 <ui/ISurfaceFlingerClient.h> namespace android { // ---------------------------------------------------------------------------- class DisplayInfo; class ISurfaceComposer : public IInterface { public: DECLARE_META_INTERFACE(SurfaceComposer); enum { // (keep in sync with Surface.java) eHidden = 0x00000004, eDestroyBackbuffer = 0x00000020, eSecure = 0x00000080, eNonPremultiplied = 0x00000100, ePushBuffers = 0x00000200, eFXSurfaceNormal = 0x00000000, eFXSurfaceBlur = 0x00010000, eFXSurfaceDim = 0x00020000, 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, eOrientationSwapMask = 0x01 }; // flags for setOrientation enum { eOrientationAnimationDisable = 0x00000001 }; /* create connection with surface flinger, requires * ACCESS_SURFACE_FLINGER permission */ virtual sp<ISurfaceFlingerClient> createConnection() = 0; /* retrieve the control block */ virtual sp<IMemoryHeap> getCblk() const = 0; /* open/close transactions. recquires ACCESS_SURFACE_FLINGER permission */ virtual void openGlobalTransaction() = 0; virtual void closeGlobalTransaction() = 0; /* [un]freeze display. recquires ACCESS_SURFACE_FLINGER permission */ virtual status_t freezeDisplay(DisplayID dpy, uint32_t flags) = 0; virtual status_t unfreezeDisplay(DisplayID dpy, uint32_t flags) = 0; /* Set display orientation. recquires ACCESS_SURFACE_FLINGER permission */ virtual int setOrientation(DisplayID dpy, int orientation, uint32_t flags) = 0; /* signal that we're done booting. * recquires ACCESS_SURFACE_FLINGER permission */ virtual void bootFinished() = 0; /* Signal surfaceflinger that there might be some work to do * This is an ASYNCHRONOUS call. */ virtual void signal() 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, GET_CBLK, OPEN_GLOBAL_TRANSACTION, CLOSE_GLOBAL_TRANSACTION, SET_ORIENTATION, FREEZE_DISPLAY, UNFREEZE_DISPLAY, SIGNAL }; virtual status_t onTransact( uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags = 0); }; // ---------------------------------------------------------------------------- }; // namespace android #endif // ANDROID_ISURFACE_COMPOSER_H