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/*
* Copyright (C) 2014 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 android.hardware.camera2.impl;
import android.hardware.camera2.CameraCaptureSession;
import android.hardware.camera2.CameraDevice;
import android.hardware.camera2.CaptureFailure;
import android.hardware.camera2.CaptureRequest;
import android.hardware.camera2.CaptureResult;
import android.hardware.camera2.TotalCaptureResult;
import android.hardware.camera2.dispatch.Dispatchable;
import android.hardware.camera2.dispatch.MethodNameInvoker;
import android.view.Surface;
import static com.android.internal.util.Preconditions.*;
/**
* Proxy out invocations to the camera2 API callbacks into a {@link Dispatchable}.
*
* <p>Since abstract classes do not support Java's dynamic {@code Proxy}, we have to
* to use our own proxy mechanism.</p>
*/
public class CallbackProxies {
// TODO: replace with codegen
public static class DeviceStateCallbackProxy extends CameraDeviceImpl.StateCallbackKK {
private final MethodNameInvoker<CameraDeviceImpl.StateCallbackKK> mProxy;
public DeviceStateCallbackProxy(
Dispatchable<CameraDeviceImpl.StateCallbackKK> dispatchTarget) {
dispatchTarget = checkNotNull(dispatchTarget, "dispatchTarget must not be null");
mProxy = new MethodNameInvoker<>(dispatchTarget, CameraDeviceImpl.StateCallbackKK.class);
}
@Override
public void onOpened(CameraDevice camera) {
mProxy.invoke("onOpened", camera);
}
@Override
public void onDisconnected(CameraDevice camera) {
mProxy.invoke("onDisconnected", camera);
}
@Override
public void onError(CameraDevice camera, int error) {
mProxy.invoke("onError", camera, error);
}
@Override
public void onUnconfigured(CameraDevice camera) {
mProxy.invoke("onUnconfigured", camera);
}
@Override
public void onActive(CameraDevice camera) {
mProxy.invoke("onActive", camera);
}
@Override
public void onBusy(CameraDevice camera) {
mProxy.invoke("onBusy", camera);
}
@Override
public void onClosed(CameraDevice camera) {
mProxy.invoke("onClosed", camera);
}
@Override
public void onIdle(CameraDevice camera) {
mProxy.invoke("onIdle", camera);
}
}
@SuppressWarnings("deprecation")
public static class DeviceCaptureCallbackProxy extends CameraDeviceImpl.CaptureCallback {
private final MethodNameInvoker<CameraDeviceImpl.CaptureCallback> mProxy;
public DeviceCaptureCallbackProxy(
Dispatchable<CameraDeviceImpl.CaptureCallback> dispatchTarget) {
dispatchTarget = checkNotNull(dispatchTarget, "dispatchTarget must not be null");
mProxy = new MethodNameInvoker<>(dispatchTarget, CameraDeviceImpl.CaptureCallback.class);
}
@Override
public void onCaptureStarted(CameraDevice camera,
CaptureRequest request, long timestamp, long frameNumber) {
mProxy.invoke("onCaptureStarted", camera, request, timestamp, frameNumber);
}
@Override
public void onCapturePartial(CameraDevice camera,
CaptureRequest request, CaptureResult result) {
mProxy.invoke("onCapturePartial", camera, request, result);
}
@Override
public void onCaptureProgressed(CameraDevice camera,
CaptureRequest request, CaptureResult partialResult) {
mProxy.invoke("onCaptureProgressed", camera, request, partialResult);
}
@Override
public void onCaptureCompleted(CameraDevice camera,
CaptureRequest request, TotalCaptureResult result) {
mProxy.invoke("onCaptureCompleted", camera, request, result);
}
@Override
public void onCaptureFailed(CameraDevice camera,
CaptureRequest request, CaptureFailure failure) {
mProxy.invoke("onCaptureFailed", camera, request, failure);
}
@Override
public void onCaptureSequenceCompleted(CameraDevice camera,
int sequenceId, long frameNumber) {
mProxy.invoke("onCaptureSequenceCompleted", camera, sequenceId, frameNumber);
}
@Override
public void onCaptureSequenceAborted(CameraDevice camera,
int sequenceId) {
mProxy.invoke("onCaptureSequenceAborted", camera, sequenceId);
}
}
public static class SessionStateCallbackProxy
extends CameraCaptureSession.StateCallback {
private final MethodNameInvoker<CameraCaptureSession.StateCallback> mProxy;
public SessionStateCallbackProxy(
Dispatchable<CameraCaptureSession.StateCallback> dispatchTarget) {
dispatchTarget = checkNotNull(dispatchTarget, "dispatchTarget must not be null");
mProxy = new MethodNameInvoker<>(dispatchTarget,
CameraCaptureSession.StateCallback.class);
}
@Override
public void onConfigured(CameraCaptureSession session) {
mProxy.invoke("onConfigured", session);
}
@Override
public void onConfigureFailed(CameraCaptureSession session) {
mProxy.invoke("onConfigureFailed", session);
}
@Override
public void onReady(CameraCaptureSession session) {
mProxy.invoke("onReady", session);
}
@Override
public void onActive(CameraCaptureSession session) {
mProxy.invoke("onActive", session);
}
@Override
public void onClosed(CameraCaptureSession session) {
mProxy.invoke("onClosed", session);
}
@Override
public void onSurfacePrepared(CameraCaptureSession session, Surface surface) {
mProxy.invoke("onSurfacePrepared", session, surface);
}
}
private CallbackProxies() {
throw new AssertionError();
}
}
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