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新增 Android 客户端 UnitAuto-Android
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‎UnitAuto-Android/.gitignore‎

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*.iml
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.gradle
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/local.properties
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.idea
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.DS_Store
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/build
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/captures

‎UnitAuto-Android/QRCodeLibrary/.gitignore‎

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/build

‎UnitAuto-Android/QRCodeLibrary/build.gradle‎

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apply plugin: 'com.android.library'
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android {
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compileSdkVersion 29
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buildToolsVersion '29.0.0'
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defaultConfig {
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minSdkVersion 20
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targetSdkVersion 22
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versionCode 1
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versionName "1.0"
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}
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buildTypes {
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release {
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minifyEnabled false
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proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
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}
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}
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productFlavors {
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}
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}
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dependencies {
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compile fileTree(dir: 'libs', include: ['*.jar'])
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}

‎UnitAuto-Android/QRCodeLibrary/proguard-rules.pro‎

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# Add project specific ProGuard rules here.
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# By default, the flags in this file are appended to flags specified
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# in /Users/Tommy/Library/Android/sdk/tools/proguard/proguard-android.txt
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# You can edit the include path and order by changing the proguardFiles
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# directive in build.gradle.
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#
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# For more details, see
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# http://developer.android.com/guide/developing/tools/proguard.html
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# Add any project specific keep options here:
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# If your project uses WebView with JS, uncomment the following
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# and specify the fully qualified class name to the JavaScript interface
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# class:
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#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
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# public *;
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#}

‎UnitAuto-Android/QRCodeLibrary/src/main/AndroidManifest.xml‎

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<?xml version="1.0" encoding="utf-8"?>
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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package="com.ericssonlabs"
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android:versionCode="1"
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android:versionName="1.0" >
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<uses-sdk android:minSdkVersion="10" />
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<!-- 复制粘贴到你的工程的AndroidManifest.xml内对应位置 <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< -->
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<!-- 需要的权限和功能 <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< -->
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<uses-permission android:name="android.permission.VIBRATE" />
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<uses-permission android:name="android.permission.CAMERA" />
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<uses-permission android:name="android.permission.FLASHLIGHT" />
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<uses-feature android:name="android.hardware.camera" />
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<uses-feature android:name="android.hardware.camera.autofocus" />
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<!-- 需要的权限和功能 >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> -->
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<!-- 复制粘贴到你的工程的AndroidManifest.xml内对应位置 >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> -->
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</manifest>

‎UnitAuto-Android/QRCodeLibrary/src/main/java/com/zxing/activity/CaptureActivity.java‎

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package com.zxing.activity;
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import java.io.IOException;
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import java.util.Vector;
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import android.app.Activity;
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import android.content.Intent;
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import android.content.res.AssetFileDescriptor;
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import android.graphics.Bitmap;
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import android.media.AudioManager;
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import android.media.MediaPlayer;
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import android.media.MediaPlayer.OnCompletionListener;
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import android.os.Bundle;
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import android.os.Handler;
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import android.os.Vibrator;
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import android.view.SurfaceHolder;
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import android.view.SurfaceHolder.Callback;
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import android.view.SurfaceView;
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import android.view.Window;
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import android.widget.Toast;
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import com.ericssonlabs.R;
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import com.google.zxing.BarcodeFormat;
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import com.google.zxing.Result;
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import com.zxing.camera.CameraManager;
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import com.zxing.decoding.CaptureActivityHandler;
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import com.zxing.decoding.CaptureActivityHandler.DecodeCallback;
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import com.zxing.decoding.InactivityTimer;
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import com.zxing.view.ViewfinderView;
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/**
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* Initial the camera
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* @author Ryan.Tang
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* @modifier Lemon
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* @use extends CaptureActivity并且在setContentView方法后调用init方法
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*/
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public abstract class CaptureActivity extends Activity implements Callback, DecodeCallback {
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// private static final String TAG = "CaptureActivity";
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protected Activity context;
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protected SurfaceView surfaceView;
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protected ViewfinderView viewfinderView;
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/**初始化，必须在setContentView之后
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* @param context
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* @param viewfinderView
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*/
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protected void init(Activity context, SurfaceView surfaceView, ViewfinderView viewfinderView) {
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this.context = context;
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this.surfaceView = surfaceView;
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this.viewfinderView = viewfinderView;
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CameraManager.init(getApplication());
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hasSurface = false;
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inactivityTimer = new InactivityTimer(this);
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}
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private boolean isOn = false;
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protected final boolean isOn() {
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return isOn;
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}
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/**打开或关闭闪关灯
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* @param open
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*/
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protected void switchLight(boolean on) {
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if (on == isOn()) {
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return;
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}
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isOn = CameraManager.get().switchLight(on);
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}
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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requestWindowFeature(Window.FEATURE_NO_TITLE);
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}
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private CaptureActivityHandler handler;
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private boolean hasSurface;
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private Vector<BarcodeFormat> decodeFormats;
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private String characterSet;
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private InactivityTimer inactivityTimer;
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private MediaPlayer mediaPlayer;
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private boolean playBeep;
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private static final float BEEP_VOLUME = 0.10f;
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private boolean vibrate;
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@Override
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protected void onResume() {
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super.onResume();
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SurfaceHolder surfaceHolder = surfaceView.getHolder();
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if (hasSurface) {
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initCamera(surfaceHolder);
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} else {
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surfaceHolder.addCallback(this);
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surfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
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}
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decodeFormats = null;
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characterSet = null;
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playBeep = true;
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AudioManager audioService = (AudioManager) getSystemService(AUDIO_SERVICE);
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if (audioService.getRingerMode() != AudioManager.RINGER_MODE_NORMAL) {
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playBeep = false;
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}
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initBeepSound();
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vibrate = true;
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}
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@Override
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protected void onPause() {
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super.onPause();
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if (handler != null) {
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handler.quitSynchronously();
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handler = null;
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}
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isOn = false;
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CameraManager.get().closeDriver();
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}
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@Override
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protected void onDestroy() {
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inactivityTimer.shutdown();
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super.onDestroy();
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}
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public static final String RESULT_QRCODE_STRING = "RESULT_QRCODE_STRING";
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/**
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* Handler scan result
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* @param result
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* @param barcode
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*/
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public void handleDecode(Result result, Bitmap barcode) {
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inactivityTimer.onActivity();
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playBeepSoundAndVibrate();
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String resultString = result.getText();
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//FIXME
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if (resultString.equals("")) {
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Toast.makeText(CaptureActivity.this, "Scan failed!", Toast.LENGTH_SHORT).show();
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}
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setResult(RESULT_OK, new Intent().putExtra(RESULT_QRCODE_STRING, resultString));
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finish();
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}
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private void initCamera(SurfaceHolder surfaceHolder) {
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try {
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CameraManager.get().openDriver(surfaceHolder);
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} catch (IOException ioe) {
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return;
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} catch (RuntimeException e) {
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return;
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}
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if (handler == null) {
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handler = new CaptureActivityHandler(this, decodeFormats,
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characterSet, viewfinderView, this);
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}
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}
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@Override
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public void drawViewfinder() {
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viewfinderView.drawViewfinder();
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}
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@Override
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public void surfaceChanged(SurfaceHolder holder, int format, int width,
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int height) {
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}
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@Override
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public void surfaceCreated(SurfaceHolder holder) {
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if (!hasSurface) {
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hasSurface = true;
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initCamera(holder);
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}
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}
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@Override
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public void surfaceDestroyed(SurfaceHolder holder) {
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hasSurface = false;
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}
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public Handler getHandler() {
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return handler;
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}
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private void initBeepSound() {
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if (playBeep && mediaPlayer == null) {
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// The volume on STREAM_SYSTEM is not adjustable, and users found it
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// too loud,
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// so we now play on the music stream.
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setVolumeControlStream(AudioManager.STREAM_MUSIC);
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mediaPlayer = new MediaPlayer();
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mediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
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mediaPlayer.setOnCompletionListener(beepListener);
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AssetFileDescriptor file = getResources().openRawResourceFd(
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R.raw.beep);
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try {
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mediaPlayer.setDataSource(file.getFileDescriptor(),
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file.getStartOffset(), file.getLength());
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file.close();
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mediaPlayer.setVolume(BEEP_VOLUME, BEEP_VOLUME);
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mediaPlayer.prepare();
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} catch (IOException e) {
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mediaPlayer = null;
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}
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}
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}
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private static final long VIBRATE_DURATION = 200L;
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private void playBeepSoundAndVibrate() {
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if (playBeep && mediaPlayer != null) {
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mediaPlayer.start();
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}
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if (vibrate) {
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Vibrator vibrator = (Vibrator) getSystemService(VIBRATOR_SERVICE);
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vibrator.vibrate(VIBRATE_DURATION);
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}
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}
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/**
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* When the beep has finished playing, rewind to queue up another one.
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*/
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private final OnCompletionListener beepListener = new OnCompletionListener() {
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public void onCompletion(MediaPlayer mediaPlayer) {
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mediaPlayer.seekTo(0);
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}
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};
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}

‎UnitAuto-Android/QRCodeLibrary/src/main/java/com/zxing/camera/AutoFocusCallback.java‎

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/*
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* Copyright (C) 2010 ZXing authors
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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.zxing.camera;
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import android.hardware.Camera;
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import android.os.Handler;
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import android.os.Message;
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import android.util.Log;
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final class AutoFocusCallback implements Camera.AutoFocusCallback {
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private static final String TAG = AutoFocusCallback.class.getSimpleName();
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private static final long AUTOFOCUS_INTERVAL_MS = 1500L;
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private Handler autoFocusHandler;
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private int autoFocusMessage;
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void setHandler(Handler autoFocusHandler, int autoFocusMessage) {
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this.autoFocusHandler = autoFocusHandler;
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this.autoFocusMessage = autoFocusMessage;
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}
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public void onAutoFocus(boolean success, Camera camera) {
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if (autoFocusHandler != null) {
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Message message = autoFocusHandler.obtainMessage(autoFocusMessage, success);
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autoFocusHandler.sendMessageDelayed(message, AUTOFOCUS_INTERVAL_MS);
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autoFocusHandler = null;
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} else {
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Log.d(TAG, "Got auto-focus callback, but no handler for it");
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}
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}
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}

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