Revert "Initial checkin of AOSP Messaging app."
This reverts commit 461a34b466.
Change-Id: Iac4ca77eeaa94989e91dead49a7959c905bd3078
This commit is contained in:
@@ -1,152 +0,0 @@
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/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.messaging.ui.mediapicker;
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import android.content.Context;
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import android.content.res.Configuration;
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import android.hardware.Camera;
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import android.view.View;
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import android.view.View.MeasureSpec;
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import com.android.messaging.util.Assert;
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import java.io.IOException;
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/**
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* Contains shared code for SoftwareCameraPreview and HardwareCameraPreview, cannot use inheritance
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* because those classes must inherit from separate Views, so those classes delegate calls to this
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* helper class. Specifics for each implementation are in CameraPreviewHost
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*/
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public class CameraPreview {
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public interface CameraPreviewHost {
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View getView();
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boolean isValid();
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void startPreview(final Camera camera) throws IOException;
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void onCameraPermissionGranted();
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}
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private int mCameraWidth = -1;
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private int mCameraHeight = -1;
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private final CameraPreviewHost mHost;
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public CameraPreview(final CameraPreviewHost host) {
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Assert.notNull(host);
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Assert.notNull(host.getView());
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mHost = host;
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}
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public void setSize(final Camera.Size size, final int orientation) {
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switch (orientation) {
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case 0:
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case 180:
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mCameraWidth = size.width;
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mCameraHeight = size.height;
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break;
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case 90:
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case 270:
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default:
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mCameraWidth = size.height;
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mCameraHeight = size.width;
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}
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mHost.getView().requestLayout();
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}
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public int getWidthMeasureSpec(final int widthMeasureSpec, final int heightMeasureSpec) {
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if (mCameraHeight >= 0) {
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final int width = View.MeasureSpec.getSize(widthMeasureSpec);
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return MeasureSpec.makeMeasureSpec(width, View.MeasureSpec.EXACTLY);
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} else {
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return widthMeasureSpec;
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}
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}
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public int getHeightMeasureSpec(final int widthMeasureSpec, final int heightMeasureSpec) {
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if (mCameraHeight >= 0) {
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final int orientation = getContext().getResources().getConfiguration().orientation;
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final int width = View.MeasureSpec.getSize(widthMeasureSpec);
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final float aspectRatio = (float) mCameraWidth / (float) mCameraHeight;
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int height;
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if (orientation == Configuration.ORIENTATION_LANDSCAPE) {
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height = (int) (width * aspectRatio);
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} else {
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height = (int) (width / aspectRatio);
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}
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return View.MeasureSpec.makeMeasureSpec(height, View.MeasureSpec.EXACTLY);
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} else {
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return heightMeasureSpec;
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}
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}
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public void onVisibilityChanged(final int visibility) {
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if (CameraManager.hasCameraPermission()) {
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if (visibility == View.VISIBLE) {
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CameraManager.get().openCamera();
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} else {
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CameraManager.get().closeCamera();
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}
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}
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}
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public Context getContext() {
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return mHost.getView().getContext();
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}
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public void setOnTouchListener(final View.OnTouchListener listener) {
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mHost.getView().setOnTouchListener(listener);
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}
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public int getHeight() {
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return mHost.getView().getHeight();
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}
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public void onAttachedToWindow() {
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if (CameraManager.hasCameraPermission()) {
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CameraManager.get().openCamera();
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}
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}
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public void onDetachedFromWindow() {
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CameraManager.get().closeCamera();
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}
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public void onRestoreInstanceState() {
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if (CameraManager.hasCameraPermission()) {
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CameraManager.get().openCamera();
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}
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}
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public void onCameraPermissionGranted() {
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CameraManager.get().openCamera();
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}
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/**
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* @return True if the view is valid and prepared for the camera to start showing the preview
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*/
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public boolean isValid() {
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return mHost.isValid();
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}
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/**
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* Starts the camera preview on the current surface. Abstracts out the differences in API
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* from the CameraManager
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* @throws IOException Which is caught by the CameraManager to display an error
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*/
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public void startPreview(final Camera camera) throws IOException {
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mHost.startPreview(camera);
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}
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}
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