package com.tejia.lijin.app.ui.recommend;
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import android.Manifest;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.content.pm.FeatureInfo;
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import android.content.pm.PackageManager;
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import android.graphics.Color;
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import android.net.Uri;
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import android.os.Build;
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import android.os.Bundle;
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import android.os.Handler;
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import android.provider.Settings;
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import androidx.appcompat.app.AppCompatActivity;
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import androidx.appcompat.app.AppCompatDelegate;
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import androidx.appcompat.widget.AppCompatImageView;
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import androidx.appcompat.widget.LinearLayoutCompat;
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import android.util.Log;
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import android.view.SurfaceHolder;
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import android.view.SurfaceView;
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import android.view.View;
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import android.view.Window;
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import android.view.WindowManager;
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import android.widget.Toast;
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import com.google.zxing.Result;
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import com.tejia.lijin.app.R;
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import com.tejia.lijin.app.ui.dialog.UnbindDialog;
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import com.tejia.lijin.app.util.PermissionsActivity;
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import com.tejia.lijin.app.util.PermissionsChecker;
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import com.tejia.lijin.app.util.zxing.android.BeepManager;
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import com.tejia.lijin.app.util.zxing.android.CaptureActivityHandler;
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import com.tejia.lijin.app.util.zxing.android.InactivityTimer;
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import com.tejia.lijin.app.util.zxing.bean.ZxingConfig;
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import com.tejia.lijin.app.util.zxing.camera.CameraManager;
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import com.tejia.lijin.app.util.zxing.common.Constant;
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import com.tejia.lijin.app.util.zxing.decode.DecodeImgCallback;
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import com.tejia.lijin.app.util.zxing.decode.DecodeImgThread;
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import com.tejia.lijin.app.util.zxing.decode.ImageUtil;
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import com.tejia.lijin.app.util.zxing.view.ViewfinderView;
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import java.io.IOException;
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/**
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* @author: yzq
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* @date: 2017/10/26 15:22
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* @declare :扫一扫
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*/
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public class CaptureActivity extends AppCompatActivity implements SurfaceHolder.Callback, View.OnClickListener {
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private static final String TAG = CaptureActivity.class.getSimpleName();
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private ZxingConfig config;
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private SurfaceView previewView;
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// private ViewfinderView viewfinderView;
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private ViewfinderView viewfinderView;
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private AppCompatImageView backIv;
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private LinearLayoutCompat flashLightLayout;
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private LinearLayoutCompat albumLayout;
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// private LinearLayoutCompat bottomLayout;
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private boolean hasSurface;
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private InactivityTimer inactivityTimer;
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private BeepManager beepManager;
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private CameraManager cameraManager;
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private CaptureActivityHandler handler;
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private SurfaceHolder surfaceHolder;
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// 所需的全部权限
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static final String[] PERMISSIONS = new String[]{
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Manifest.permission.CAMERA
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};
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private static final int REQUEST_CODE = 1; // 请求码
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private PermissionsChecker mPermissionsChecker; // 权限检测器
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public ViewfinderView getViewfinderView() {
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return viewfinderView;
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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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public CameraManager getCameraManager() {
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return cameraManager;
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}
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public void drawViewfinder() {
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viewfinderView.drawViewfinder();
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}
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static {
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AppCompatDelegate.setCompatVectorFromResourcesEnabled(true);
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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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// 保持Activity处于唤醒状态
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Window window = getWindow();
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window.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
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window.setStatusBarColor(Color.BLACK);
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}
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/*先获取配置信息*/
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try {
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config = (ZxingConfig) getIntent().getExtras().get(Constant.INTENT_ZXING_CONFIG);
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} catch (Exception e) {
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Log.i("config", e.toString());
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}
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if (config == null) {
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config = new ZxingConfig();
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}
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setContentView(R.layout.activity_capture);
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mPermissionsChecker = new PermissionsChecker(this);
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initView();
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hasSurface = false;
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inactivityTimer = new InactivityTimer(this);
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beepManager = new BeepManager(this);
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beepManager.setPlayBeep(config.isPlayBeep());
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beepManager.setVibrate(config.isShake());
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}
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private void startPermissionsActivity() {
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PermissionsActivity.startActivityForResult(this, REQUEST_CODE, PERMISSIONS);
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}
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private void initView() {
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previewView = findViewById(R.id.preview_view);
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previewView.setOnClickListener(this);
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viewfinderView = findViewById(R.id.viewfinder_view);
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viewfinderView.setOnClickListener(this);
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backIv = findViewById(R.id.backIv);
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backIv.setOnClickListener(this);
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flashLightLayout = findViewById(R.id.flashLightLayout);
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flashLightLayout.setOnClickListener(this);
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albumLayout = findViewById(R.id.albumLayout);
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albumLayout.setOnClickListener(this);
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// bottomLayout = (LinearLayoutCompat) findViewById(R.id.bottomLayout);
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// switchVisibility(bottomLayout, config.isShowbottomLayout());
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switchVisibility(flashLightLayout, config.isShowFlashLight());
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switchVisibility(albumLayout, config.isShowAlbum());
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/*有闪光灯就显示手电筒按钮 否则不显示*/
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if (isSupportCameraLedFlash(getPackageManager())) {
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flashLightLayout.setVisibility(View.VISIBLE);
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} else {
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flashLightLayout.setVisibility(View.GONE);
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}
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findViewById(R.id.albumIv).setOnClickListener(this);
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}
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/**
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* @param pm
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* @return 是否有闪光灯
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*/
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public static boolean isSupportCameraLedFlash(PackageManager pm) {
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if (pm != null) {
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FeatureInfo[] features = pm.getSystemAvailableFeatures();
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if (features != null) {
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for (FeatureInfo f : features) {
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if (f != null && PackageManager.FEATURE_CAMERA_FLASH.equals(f.name)) {
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return true;
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}
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}
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}
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}
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return false;
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}
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/**
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* @param flashState 切换闪光灯图片
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*/
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public void switchFlashImg(int flashState) {
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// if (flashState == Constant.FLASH_OPEN) {
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// flashLightIv.setImageResource(R.drawable.ic_open);
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// flashLightTv.setText("关闭闪光灯");
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// } else {
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// flashLightIv.setImageResource(R.drawable.ic_close);
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// flashLightTv.setText("打开闪光灯");
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// }
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}
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/**
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* @param rawResult 返回的扫描结果
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*/
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public void handleDecode(Result rawResult) {
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inactivityTimer.onActivity();
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beepManager.playBeepSoundAndVibrate();
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Intent intent = getIntent();
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intent.putExtra(Constant.CODED_CONTENT, rawResult.getText());
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setResult(RESULT_OK, intent);
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this.finish();
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}
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private void switchVisibility(View view, boolean b) {
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if (b) {
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view.setVisibility(View.VISIBLE);
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} else {
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view.setVisibility(View.GONE);
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}
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}
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@Override
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protected void onResume() {
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super.onResume();
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if (mPermissionsChecker.lacksPermissions(PERMISSIONS)) {
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startPermissionsActivity();
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} else {
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cameraManager = new CameraManager(getApplication());
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viewfinderView.setCameraManager(cameraManager);
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handler = null;
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surfaceHolder = previewView.getHolder();
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if (hasSurface) {
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initCamera(surfaceHolder);
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} else {
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// 重置callback，等待surfaceCreated()来初始化camera
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surfaceHolder.addCallback(this);
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}
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beepManager.updatePrefs();
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inactivityTimer.onResume();
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}
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}
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private void initCamera(SurfaceHolder surfaceHolder) {
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if (surfaceHolder == null) {
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throw new IllegalStateException("No SurfaceHolder provided");
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}
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if (cameraManager.isOpen()) {
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return;
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}
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try {
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// 打开Camera硬件设备
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cameraManager.openDriver(surfaceHolder);
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// 创建一个handler来打开预览，并抛出一个运行时异常
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if (handler == null) {
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handler = new CaptureActivityHandler(this, cameraManager);
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}
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} catch (IOException ioe) {
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Log.w(TAG, ioe);
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displayFrameworkBugMessageAndExit();
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} catch (RuntimeException e) {
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Log.w(TAG, "Unexpected error initializing camera", e);
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displayFrameworkBugMessageAndExit();
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}
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}
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private void displayFrameworkBugMessageAndExit() {
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final UnbindDialog.Builder builder = new UnbindDialog.Builder(this);
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builder.setMessage("相机权限已被拒绝如要正常使用，请设置相机权限");
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// 拒绝, 退出应用
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builder.setNegativeButton("不用了", new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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dialog.dismiss();
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finish();
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}
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});
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builder.setPositiveButton("去设置", new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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dialog.dismiss();
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startAppSettings();//打开设置
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}
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});
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builder.create().show();
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}
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@Override
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protected void onPause() {
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if (!mPermissionsChecker.lacksPermissions(PERMISSIONS)) {
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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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inactivityTimer.onPause();
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beepManager.close();
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cameraManager.closeDriver();
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if (!hasSurface) {
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surfaceHolder.removeCallback(this);
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}
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}
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super.onPause();
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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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@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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@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 onClick(View view) {
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int id = view.getId();
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if (id == R.id.flashLightLayout) {
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/*切换闪光灯*/
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cameraManager.switchFlashLight(handler);
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} else if (id == R.id.albumIv) {
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/*打开相册*/
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Intent intent = new Intent();
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intent.setAction(Intent.ACTION_PICK);
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intent.setType("image/*");
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startActivityForResult(intent, Constant.REQUEST_IMAGE);
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} else if (id == R.id.backIv) {
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finish();
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}
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}
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@Override
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protected void onActivityResult(int requestCode, int resultCode, Intent data) {
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super.onActivityResult(requestCode, resultCode, data);
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if (requestCode == Constant.REQUEST_IMAGE && resultCode == RESULT_OK) {
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String path = ImageUtil.getImageAbsolutePath(this, data.getData());
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new DecodeImgThread(path, new DecodeImgCallback() {
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@Override
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public void onImageDecodeSuccess(Result result) {
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handleDecode(result);
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}
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@Override
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public void onImageDecodeFailed() {
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Toast.makeText(CaptureActivity.this, "抱歉，解析失败,换个图片试试.", Toast.LENGTH_SHORT).show();
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}
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}).run();
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}
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// 拒绝时, 关闭页面, 缺少主要权限, 无法运行
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if (requestCode == REQUEST_CODE && resultCode == PermissionsActivity.PERMISSIONS_DENIED) {
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finish();
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}
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}
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// 启动应用的设置
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private void startAppSettings() {
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Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
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intent.setData(Uri.parse("package:" + getPackageName()));
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startActivity(intent);
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}
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}
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