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/* Copyright (c) 2015, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.android.incallui;
import android.content.pm.ActivityInfo;
import android.os.Bundle;
import com.android.incallui.InCallPresenter.InCallDetailsListener;
import org.codeaurora.QtiVideoCallConstants;
/**
* This class listens to incoming events from the {@class InCallDetailsListener}.
* When call details change, this class is notified and we parse the extras from the details to
* figure out if orientation mode has changed and if changed, we call setRequestedOrientation
* on the activity to set the orientation mode for the device.
*
*/
public class OrientationModeHandler implements InCallDetailsListener {
private static OrientationModeHandler sOrientationModeHandler;
private PrimaryCallTracker mPrimaryCallTracker;
private int mOrientationMode = QtiVideoCallConstants.ORIENTATION_MODE_UNSPECIFIED;
/**
* Returns a singleton instance of {@class OrientationModeHandler}
*/
public static synchronized OrientationModeHandler getInstance() {
if (sOrientationModeHandler == null) {
sOrientationModeHandler = new OrientationModeHandler();
}
return sOrientationModeHandler;
}
/**
* Private constructor. Must use getInstance() to get this singleton.
*/
private OrientationModeHandler() {
}
/**
* Handles set up of the {@class OrientationModeHandler}. Registers primary call tracker to
* listen to call state changes and registers this class to listen to call details changes.
*/
public void setUp() {
mPrimaryCallTracker = new PrimaryCallTracker();
InCallPresenter.getInstance().addListener(mPrimaryCallTracker);
InCallPresenter.getInstance().addDetailsListener(this);
}
/**
* Handles tear down of the {@class OrientationModeHandler}. Unregisters primary call tracker
* from listening to call state changes and unregisters this class from listening to call
* details changes.
*/
public void tearDown() {
InCallPresenter.getInstance().removeListener(mPrimaryCallTracker);
InCallPresenter.getInstance().removeDetailsListener(this);
mPrimaryCallTracker = null;
}
/**
* Overrides onDetailsChanged method of {@class InCallDetailsListener}. We are
* notified when call details change and extract the orientation mode from the
* extras, detect if the mode has changed and set the orientation mode for the device.
*/
@Override
public void onDetailsChanged(Call call, android.telecom.Call.Details details) {
Log.d(this, "onDetailsChanged: - call: " + call + "details: " + details);
final Bundle extras = (call != null && details != null) ? details.getExtras() : null;
final int orientationMode = (extras != null) ? extras.getInt(
QtiVideoCallConstants.ORIENTATION_MODE_EXTRA_KEY,
QtiVideoCallConstants.ORIENTATION_MODE_UNSPECIFIED) :
QtiVideoCallConstants.ORIENTATION_MODE_UNSPECIFIED;
if (orientationMode != mOrientationMode && orientationMode !=
QtiVideoCallConstants.ORIENTATION_MODE_UNSPECIFIED) {
mOrientationMode = orientationMode;
onOrientationModeChanged(call, mOrientationMode);
}
}
/**
* Handles any orientation mode changes in the call.
*
* @param call The call for which orientation mode changed.
* @param orientationMode The new orientation mode of the device
*/
private void onOrientationModeChanged(Call call, int orientationMode) {
Log.d(this, "onOrientationModeChanged: Call : " + call + " orientation mode = " +
orientationMode);
if (!mPrimaryCallTracker.isPrimaryCall(call)) {
Log.e(this, "Can't set requested orientation on a non-primary call");
return;
}
final InCallActivity inCallActivity = InCallPresenter.getInstance().getActivity();
if (inCallActivity != null) {
inCallActivity.setRequestedOrientation(QtiCallUtils.toUiOrientationMode(
orientationMode));
}
}
/**
* Returns the current orientation mode based on the receipt of DISPLAY_MODE_EVT from lower
* layers and whether the call is a video call or not. If we have a video call and we
* did receive a valid orientation mode, return the corresponding
* {@link ActivityInfo#ScreenOrientation} else return
* ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR. If we are in a voice call, return
* ActivityInfo.SCREEN_ORIENTATION_NOSENSOR.
*
* @param call The current call.
*/
public int getOrientation(Call call) {
if (CallUtils.isVideoCall(call)) {
return (mOrientationMode == QtiVideoCallConstants.ORIENTATION_MODE_UNSPECIFIED) ?
ActivityInfo.SCREEN_ORIENTATION_FULL_SENSOR :
QtiCallUtils.toUiOrientationMode(mOrientationMode);
} else {
return ActivityInfo.SCREEN_ORIENTATION_NOSENSOR;
}
}
}
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