| /* |
| * Copyright (C) 2016 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. |
| */ |
| |
| package com.android.server.wm; |
| |
| import android.graphics.Rect; |
| import android.graphics.Region; |
| import android.os.IBinder; |
| import android.os.Parcel; |
| import android.util.Slog; |
| import android.view.SurfaceControl; |
| |
| import java.io.FileDescriptor; |
| import java.io.FileOutputStream; |
| import java.io.DataOutputStream; |
| |
| // A surface control subclass which logs events to a FD in binary format. |
| // This can be used in our CTS tests to enable a pattern similar to mocking |
| // the surface control. |
| // |
| // See cts/hostsidetests/../../SurfaceTraceReceiver.java for parsing side. |
| class RemoteSurfaceTrace extends SurfaceControlWithBackground { |
| static final String TAG = "RemoteSurfaceTrace"; |
| |
| final FileDescriptor mWriteFd; |
| final DataOutputStream mOut; |
| |
| final WindowManagerService mService; |
| final WindowState mWindow; |
| |
| RemoteSurfaceTrace(FileDescriptor fd, SurfaceControlWithBackground wrapped, |
| WindowState window) { |
| super(wrapped); |
| |
| mWriteFd = fd; |
| mOut = new DataOutputStream(new FileOutputStream(fd, false)); |
| |
| mWindow = window; |
| mService = mWindow.mService; |
| } |
| |
| @Override |
| public void setAlpha(float alpha) { |
| writeFloatEvent("Alpha", alpha); |
| super.setAlpha(alpha); |
| } |
| |
| @Override |
| public void setLayer(int zorder) { |
| writeIntEvent("Layer", zorder); |
| super.setLayer(zorder); |
| } |
| |
| @Override |
| public void setPosition(float x, float y) { |
| writeFloatEvent("Position", x, y); |
| super.setPosition(x, y); |
| } |
| |
| @Override |
| public void setGeometryAppliesWithResize() { |
| writeEvent("GeometryAppliesWithResize"); |
| super.setGeometryAppliesWithResize(); |
| } |
| |
| @Override |
| public void setSize(int w, int h) { |
| writeIntEvent("Size", w, h); |
| super.setSize(w, h); |
| } |
| |
| @Override |
| public void setWindowCrop(Rect crop) { |
| writeRectEvent("Crop", crop); |
| super.setWindowCrop(crop); |
| } |
| |
| @Override |
| public void setFinalCrop(Rect crop) { |
| writeRectEvent("FinalCrop", crop); |
| super.setFinalCrop(crop); |
| } |
| |
| @Override |
| public void setLayerStack(int layerStack) { |
| writeIntEvent("LayerStack", layerStack); |
| super.setLayerStack(layerStack); |
| } |
| |
| @Override |
| public void setMatrix(float dsdx, float dtdx, float dsdy, float dtdy) { |
| writeFloatEvent("Matrix", dsdx, dtdx, dsdy, dtdy); |
| super.setMatrix(dsdx, dtdx, dsdy, dtdy); |
| } |
| |
| @Override |
| public void hide() { |
| writeEvent("Hide"); |
| super.hide(); |
| } |
| |
| @Override |
| public void show() { |
| writeEvent("Show"); |
| super.show(); |
| } |
| |
| private void writeEvent(String tag) { |
| try { |
| mOut.writeUTF(tag); |
| mOut.writeUTF(mWindow.getWindowTag().toString()); |
| writeSigil(); |
| } catch (Exception e) { |
| RemoteEventTrace.logException(e); |
| mService.disableSurfaceTrace(); |
| } |
| } |
| |
| private void writeIntEvent(String tag, int... values) { |
| try { |
| mOut.writeUTF(tag); |
| mOut.writeUTF(mWindow.getWindowTag().toString()); |
| for (int value: values) { |
| mOut.writeInt(value); |
| } |
| writeSigil(); |
| } catch (Exception e) { |
| RemoteEventTrace.logException(e); |
| mService.disableSurfaceTrace(); |
| } |
| } |
| |
| private void writeFloatEvent(String tag, float... values) { |
| try { |
| mOut.writeUTF(tag); |
| mOut.writeUTF(mWindow.getWindowTag().toString()); |
| for (float value: values) { |
| mOut.writeFloat(value); |
| } |
| writeSigil(); |
| } catch (Exception e) { |
| RemoteEventTrace.logException(e); |
| mService.disableSurfaceTrace(); |
| } |
| } |
| |
| private void writeRectEvent(String tag, Rect value) { |
| writeFloatEvent(tag, value.left, value.top, value.right, value.bottom); |
| } |
| |
| private void writeSigil() throws Exception { |
| mOut.write(RemoteEventTrace.sigil, 0, 4); |
| } |
| } |