zxing二维码扫描，仿微信（修改版）

package com.zijunlin.Zxing.Demo; import java.io.ByteArrayOutputStream; import java.io.File; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.util.HashMap; import java.util.Hashtable; import java.util.Map; import java.util.Vector; import com.google.zxing.BarcodeFormat; import com.google.zxing.BinaryBitmap; import com.google.zxing.ChecksumException; import com.google.zxing.DecodeHintType; import com.google.zxing.EncodeHintType; import com.google.zxing.FormatException; import com.google.zxing.LuminanceSource; import com.google.zxing.MultiFormatReader; import com.google.zxing.MultiFormatWriter; import com.google.zxing.NotFoundException; import com.google.zxing.RGBLuminanceSource; import com.google.zxing.ReaderException; import com.google.zxing.Result; import com.google.zxing.WriterException; import com.google.zxing.common.BitMatrix; import com.google.zxing.common.HybridBinarizer; import com.google.zxing.qrcode.QRCodeReader; import com.zijunlin.Zxing.Demo.camera.CameraManager; import com.zijunlin.Zxing.Demo.camera.PlanarYUVLuminanceSource; import com.zijunlin.Zxing.Demo.decoding.CaptureActivityHandler; import com.zijunlin.Zxing.Demo.decoding.DecodeFormatManager; import com.zijunlin.Zxing.Demo.decoding.DecodeHandler; import com.zijunlin.Zxing.Demo.decoding.InactivityTimer; import com.zijunlin.Zxing.Demo.view.ViewfinderResultPointCallback; import com.zijunlin.Zxing.Demo.view.ViewfinderView; import android.app.Activity; import android.content.ContentResolver; import android.content.Context; import android.content.Intent; import android.content.res.AssetFileDescriptor; import android.database.Cursor; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.Color; import android.graphics.Matrix; import android.graphics.Rect; import android.media.AudioManager; import android.media.MediaPlayer; import android.media.MediaPlayer.OnCompletionListener; import android.net.Uri; import android.os.Bundle; import android.os.Environment; import android.os.Handler; import android.os.Message; import android.os.Vibrator; import android.provider.MediaStore; import android.util.Log; import android.view.SurfaceHolder; import android.view.SurfaceHolder.Callback; import android.view.Display; import android.view.Gravity; import android.view.MotionEvent; import android.view.SurfaceView; import android.view.View; import android.view.View.OnClickListener; import android.view.View.OnTouchListener; import android.view.WindowManager; import android.widget.Button; import android.widget.ImageButton; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.TextView; import android.widget.Toast; public class CaptureActivity extends Activity implements Callback ,OnClickListener{ private CaptureActivityHandler handler; private ViewfinderView viewfinderView; private boolean hasSurface; private Vector<BarcodeFormat> decodeFormats; private String characterSet; private TextView txtResult; private InactivityTimer inactivityTimer; private MediaPlayer mediaPlayer; private boolean playBeep; private static final float BEEP_VOLUME = 0.10f; private boolean vibrate; private Handler mHandler; private TextView mLightText; private ImageButton mSwitchLight; private ImageButton m2DCode; private Button mAlbum; private Button mSaveImage; private Button mCancel; private Bitmap myBitmap;//生成我的二维码 private LinearLayout mShow2dCodeImage; private ImageView mImage2dCode; public boolean isFlashLight = false; /** * 打开相册的请求码 */ private static final int REQUEST_CODE_OPEN_ALBUM = 0x100; /** * 相册图片解码成功 */ private static final int DECODE_SUCCESS = 200; /** * 闪光灯已经打开 */ private static final int LIGHT_ON = 100; /** * 闪光灯已经关闭 */ private static final int LIGHT_OFF = 99; /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main_zxing); //屏幕一直亮 getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); //初始化 CameraManager CameraManager.init(getApplication()); mImage2dCode = (ImageView) findViewById(R.id.iv_zxing_my2dCode); mShow2dCodeImage = (LinearLayout) findViewById(R.id.ll_show_my2dCode); m2DCode = (ImageButton) findViewById(R.id.ib_zxing_my2dcode); mSaveImage = (Button) findViewById(R.id.but_zxing_myimage_save); mCancel = (Button) findViewById(R.id.but_zxing_myimage_cancel); mLightText = (TextView) findViewById(R.id.tv_zxing_switch_light); mSwitchLight = (ImageButton) findViewById(R.id.ib_zxing_switch_light); mAlbum = (Button) findViewById(R.id.but_album); viewfinderView = (ViewfinderView) findViewById(R.id.viewfinder_view); txtResult = (TextView) findViewById(R.id.txtResult); hasSurface = false; inactivityTimer = new InactivityTimer(this); //相册按钮( 点击字体颜色改变) mAlbum.setOnTouchListener(new OnTouchListener() { @Override public boolean onTouch(View v, MotionEvent event) { if (v.getId() == R.id.but_album) { if (event.getAction() == MotionEvent.ACTION_DOWN) { Log.i("TAG", "action_down...."); mAlbum.setTextColor(Color.parseColor("#000000")); } if (event.getAction() == MotionEvent.ACTION_UP) { Log.i("TAG", "action_up...."); mAlbum.setTextColor(Color.parseColor("#FFFFFF")); //打开系统相册，选择图片 Intent intent = new Intent(Intent.ACTION_GET_CONTENT); intent.addCategory(Intent.CATEGORY_OPENABLE); intent.setType("image/*"); intent.putExtra("return-data", true); CaptureActivity.this.startActivityForResult(intent, REQUEST_CODE_OPEN_ALBUM); } } return false; } }); //底部按钮设置监听 mSwitchLight.setOnClickListener(this); m2DCode.setOnClickListener(this); mSaveImage.setOnClickListener(this); mCancel.setOnClickListener(this); mHandler = new Handler(){ @Override public void handleMessage(Message msg) { super.handleMessage(msg); int what = msg.what; if(what == DECODE_SUCCESS){ Log.d("TAG", "decode_result---->"+msg.obj); goPageURL((String) msg.obj); }else if(what == LIGHT_ON){ mLightText.setText("关灯"); }else if(what == LIGHT_OFF){ mLightText.setText("开灯"); } } }; } /** * 获取相册选择的图片 */ @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { Log.i("TAG", "bitmap------->"+data); if(requestCode == REQUEST_CODE_OPEN_ALBUM){ if(data !=null){ Log.i("TAG", "uri------->"+data.getData().toString()); // Bitmap bitmap = (Bitmap) data.getExtras().get("data"); //1 获取图片本地地址 try { // 外界的程序访问ContentProvider所提供数据 可以通过ContentResolver接口 ContentResolver resolver = getContentResolver(); // 获得图片的uri（uri--->content://media/external/images/media/21275） Uri originalUri = data.getData(); // 得到bitmap图片!!! final Bitmap bm = MediaStore.Images.Media.getBitmap(resolver,originalUri); // //得到扫描框 // Rect frame = CameraManager.get().getFramingRect(); // // //获取屏幕的宽高（display.getWidth()，display.getHeight()） // WindowManager manager = (WindowManager) this.getSystemService(Context.WINDOW_SERVICE); // Display display = manager.getDefaultDisplay(); // // //图片缩放 // Bitmap newbmp = zoomBitmap(bm,frame.height(), frame.width()); // Log.i("TAG", "newbmp:width---->"+newbmp.getWidth()+"height--->"+ newbmp.getHeight()); // // //bitmap转换byte[] // ByteArrayOutputStream baos = new ByteArrayOutputStream(); // newbmp.compress(Bitmap.CompressFormat.PNG,100,baos); //