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-rw-r--r--libs/ui/Surface.cpp256
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diff --git a/libs/ui/Surface.cpp b/libs/ui/Surface.cpp
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index 4ea9ae2..0000000
--- a/libs/ui/Surface.cpp
+++ /dev/null
@@ -1,256 +0,0 @@
-/*
- * Copyright (C) 2007 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.
- */
-
-#define LOG_TAG "Surface"
-
-#include <stdint.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-
-#include <utils/Atomic.h>
-#include <utils/Errors.h>
-#include <utils/threads.h>
-#include <utils/IPCThreadState.h>
-#include <utils/IMemory.h>
-#include <utils/Log.h>
-
-#include <ui/ISurface.h>
-#include <ui/Surface.h>
-#include <ui/SurfaceComposerClient.h>
-#include <ui/Rect.h>
-
-#include <private/ui/SharedState.h>
-#include <private/ui/LayerState.h>
-
-namespace android {
-
-// ---------------------------------------------------------------------------
-
-Surface::Surface(const sp<SurfaceComposerClient>& client,
- const sp<ISurface>& surface,
- const ISurfaceFlingerClient::surface_data_t& data,
- uint32_t w, uint32_t h, PixelFormat format, uint32_t flags,
- bool owner)
- : mClient(client), mSurface(surface),
- mToken(data.token), mIdentity(data.identity),
- mFormat(format), mFlags(flags), mOwner(owner)
-{
- mSwapRectangle.makeInvalid();
- mSurfaceHeapBase[0] = 0;
- mSurfaceHeapBase[1] = 0;
- mHeap[0] = data.heap[0];
- mHeap[1] = data.heap[1];
-}
-
-Surface::Surface(Surface const* rhs)
- : mOwner(false)
-{
- mToken = rhs->mToken;
- mIdentity= rhs->mIdentity;
- mClient = rhs->mClient;
- mSurface = rhs->mSurface;
- mHeap[0] = rhs->mHeap[0];
- mHeap[1] = rhs->mHeap[1];
- mFormat = rhs->mFormat;
- mFlags = rhs->mFlags;
- mSurfaceHeapBase[0] = rhs->mSurfaceHeapBase[0];
- mSurfaceHeapBase[1] = rhs->mSurfaceHeapBase[1];
- mSwapRectangle.makeInvalid();
-}
-
-Surface::~Surface()
-{
- if (mOwner && mToken>=0 && mClient!=0) {
- mClient->destroySurface(mToken);
- }
- mClient.clear();
- mSurface.clear();
- mHeap[0].clear();
- mHeap[1].clear();
- IPCThreadState::self()->flushCommands();
-}
-
-sp<Surface> Surface::dup() const
-{
- Surface const * r = this;
- if (this && mOwner) {
- // the only reason we need to do this is because of Java's garbage
- // collector: because we're creating a copy of the Surface
- // instead of a reference, we can garantee that when our last
- // reference goes away, the real surface will be deleted.
- // Without this hack (the code is correct too), we'd have to
- // wait for a GC for the surface to go away.
- r = new Surface(this);
- }
- return const_cast<Surface*>(r);
-}
-
-status_t Surface::nextBuffer(SurfaceInfo* info) {
- return mClient->nextBuffer(this, info);
-}
-
-status_t Surface::lock(SurfaceInfo* info, bool blocking) {
- return Surface::lock(info, NULL, blocking);
-}
-
-status_t Surface::lock(SurfaceInfo* info, Region* dirty, bool blocking) {
- if (heapBase(0) == 0) return INVALID_OPERATION;
- if (heapBase(1) == 0) return INVALID_OPERATION;
- return mClient->lockSurface(this, info, dirty, blocking);
-}
-
-status_t Surface::unlockAndPost() {
- if (heapBase(0) == 0) return INVALID_OPERATION;
- if (heapBase(1) == 0) return INVALID_OPERATION;
- return mClient->unlockAndPostSurface(this);
-}
-
-status_t Surface::unlock() {
- if (heapBase(0) == 0) return INVALID_OPERATION;
- if (heapBase(1) == 0) return INVALID_OPERATION;
- return mClient->unlockSurface(this);
-}
-
-status_t Surface::setLayer(int32_t layer) {
- return mClient->setLayer(this, layer);
-}
-status_t Surface::setPosition(int32_t x, int32_t y) {
- return mClient->setPosition(this, x, y);
-}
-status_t Surface::setSize(uint32_t w, uint32_t h) {
- return mClient->setSize(this, w, h);
-}
-status_t Surface::hide() {
- return mClient->hide(this);
-}
-status_t Surface::show(int32_t layer) {
- return mClient->show(this, layer);
-}
-status_t Surface::freeze() {
- return mClient->freeze(this);
-}
-status_t Surface::unfreeze() {
- return mClient->unfreeze(this);
-}
-status_t Surface::setFlags(uint32_t flags, uint32_t mask) {
- return mClient->setFlags(this, flags, mask);
-}
-status_t Surface::setTransparentRegionHint(const Region& transparent) {
- return mClient->setTransparentRegionHint(this, transparent);
-}
-status_t Surface::setAlpha(float alpha) {
- return mClient->setAlpha(this, alpha);
-}
-status_t Surface::setMatrix(float dsdx, float dtdx, float dsdy, float dtdy) {
- return mClient->setMatrix(this, dsdx, dtdx, dsdy, dtdy);
-}
-status_t Surface::setFreezeTint(uint32_t tint) {
- return mClient->setFreezeTint(this, tint);
-}
-
-Region Surface::dirtyRegion() const {
- return mDirtyRegion;
-}
-void Surface::setDirtyRegion(const Region& region) const {
- mDirtyRegion = region;
-}
-const Rect& Surface::swapRectangle() const {
- return mSwapRectangle;
-}
-void Surface::setSwapRectangle(const Rect& r) {
- mSwapRectangle = r;
-}
-
-sp<Surface> Surface::readFromParcel(Parcel* parcel)
-{
- sp<SurfaceComposerClient> client;
- ISurfaceFlingerClient::surface_data_t data;
- sp<IBinder> clientBinder= parcel->readStrongBinder();
- sp<ISurface> surface = interface_cast<ISurface>(parcel->readStrongBinder());
- data.heap[0] = interface_cast<IMemoryHeap>(parcel->readStrongBinder());
- data.heap[1] = interface_cast<IMemoryHeap>(parcel->readStrongBinder());
- data.token = parcel->readInt32();
- data.identity = parcel->readInt32();
- PixelFormat format = parcel->readInt32();
- uint32_t flags = parcel->readInt32();
-
- if (clientBinder != NULL)
- client = SurfaceComposerClient::clientForConnection(clientBinder);
-
- return new Surface(client, surface, data, 0, 0, format, flags, false);
-}
-
-status_t Surface::writeToParcel(const sp<Surface>& surface, Parcel* parcel)
-{
- uint32_t flags=0;
- uint32_t format=0;
- SurfaceID token = -1;
- uint32_t identity = 0;
- sp<SurfaceComposerClient> client;
- sp<ISurface> sur;
- sp<IMemoryHeap> heap[2];
- if (surface->isValid()) {
- token = surface->mToken;
- identity = surface->mIdentity;
- client = surface->mClient;
- sur = surface->mSurface;
- heap[0] = surface->mHeap[0];
- heap[1] = surface->mHeap[1];
- format = surface->mFormat;
- flags = surface->mFlags;
- }
- parcel->writeStrongBinder(client!=0 ? client->connection() : NULL);
- parcel->writeStrongBinder(sur!=0 ? sur->asBinder() : NULL);
- parcel->writeStrongBinder(heap[0]!=0 ? heap[0]->asBinder() : NULL);
- parcel->writeStrongBinder(heap[1]!=0 ? heap[1]->asBinder() : NULL);
- parcel->writeInt32(token);
- parcel->writeInt32(identity);
- parcel->writeInt32(format);
- parcel->writeInt32(flags);
- return NO_ERROR;
-}
-
-bool Surface::isSameSurface(const sp<Surface>& lhs, const sp<Surface>& rhs)
-{
- if (lhs == 0 || rhs == 0)
- return false;
- return lhs->mSurface->asBinder() == rhs->mSurface->asBinder();
-}
-
-void* Surface::heapBase(int i) const
-{
- void* heapBase = mSurfaceHeapBase[i];
- // map lazily so it doesn't get mapped in clients that don't need it
- if (heapBase == 0) {
- const sp<IMemoryHeap>& heap(mHeap[i]);
- if (heap != 0) {
- heapBase = static_cast<uint8_t*>(heap->base());
- if (heapBase == MAP_FAILED) {
- heapBase = NULL;
- LOGE("Couldn't map Surface's heap (binder=%p, heap=%p)",
- heap->asBinder().get(), heap.get());
- }
- mSurfaceHeapBase[i] = heapBase;
- }
- }
- return heapBase;
-}
-
-}; // namespace android
-