package coolbuy360.zxing;
import java.io.IOException;
import java.util.Vector;
import android.app.Activity;
import android.content.Intent;
import android.content.res.AssetFileDescriptor;
import android.graphics.Bitmap;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.media.MediaPlayer.OnCompletionListener;
import android.os.Bundle;
import android.os.Handler;
import android.os.Vibrator;
import android.view.SurfaceHolder;
import android.view.SurfaceHolder.Callback;
import android.view.SurfaceView;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.ProgressBar;
import android.widget.Toast;
import com.google.zxing.BarcodeFormat;
import com.google.zxing.Result;
import coolbuy360.searchhealth.DrugProduct;
import coolbuy360.searchhealth.DrugProductDetail;
import coolbuy360.searchhealth.R;
import coolbuy360.service.LightControl;
/**
* Initial the camera
*
* @author Ryan.Tang
*/
public class CaptureActivity extends Activity implements Callback {
private CaptureActivityHandler handler;
private ViewfinderView viewfinderView;
private boolean hasSurface;
private Vector<BarcodeFormat> decodeFormats;
private String characterSet;
private InactivityTimer inactivityTimer;
private MediaPlayer mediaPlayer;
private boolean playBeep;
private static final float BEEP_VOLUME = 0.10f;
private boolean vibrate;
private ImageView cancelScanButton;
private Button btn_light_control;
private boolean isShow = false;
private ProgressBar pg;
private ImageView iv_pg_bg_grey;
private ImageView iv_big_circle;
private ImageView iv_four_corner;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.camera_diy);
pg = (ProgressBar) findViewById(R.id.pg_camera_diy);
iv_pg_bg_grey = (ImageView) findViewById(R.id.iv_camera_diy);
iv_big_circle = (ImageView) findViewById(R.id.iv_camera_diy_circle);
iv_four_corner = (ImageView) findViewById(R.id.iv_camera_diy_corner);
// ViewUtil.addTopView(getApplicationContext(), this,
// R.string.scan_card);
CameraManager.init(getApplication());
viewfinderView = (ViewfinderView) findViewById(R.id.viewfinder_view);
cancelScanButton = (ImageView) this.findViewById(R.id.btn_cancel_scan);
btn_light_control = (Button) this.findViewById(R.id.btn_light_control);
hasSurface = false;
inactivityTimer = new InactivityTimer(this);
Button btn_inputcode = (Button) this
.findViewById(R.id.camera_diy_input_btn);
Button btn_cancel = (Button) this
.findViewById(R.id.camera_diy_cancel_btn);
btn_inputcode.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Intent intent = new Intent().setClass(CaptureActivity.this,
InputCode.class);
startActivityForResult(intent, 0);
}
});
btn_cancel.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
CaptureActivity.this.finish();
}
});
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
// ����ɨ�������ڽ�������ʾ��
if (resultCode == RESULT_OK) { // ���������������
Intent resultIntent = new Intent();
Bundle bundle = new Bundle();
bundle.putString("result", data.getExtras().getString("serisecode"));
resultIntent.putExtras(bundle);
this.setResult(RESULT_OK, resultIntent);
CaptureActivity.this.finish();
} else if (resultCode == 2) { // ��ȡ������ť
CaptureActivity.this.finish();
} else if (resultCode == RESULT_CANCELED) { // �������ء���������ɨ�衱��ť
}
}
@Override
protected void onResume() {
super.onResume();
SurfaceView surfaceView = (SurfaceView) findViewById(R.id.preview_view);
SurfaceHolder surfaceHolder = surfaceView.getHolder();
if (hasSurface) {
initCamera(surfaceHolder);
} else {
surfaceHolder.addCallback(this);
surfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
}
decodeFormats = null;
characterSet = null;
playBeep = true;
AudioManager audioService = (AudioManager) getSystemService(AUDIO_SERVICE);
if (audioService.getRingerMode() != AudioManager.RINGER_MODE_NORMAL) {
playBeep = false;
}
initBeepSound();
vibrate = true;
// quit the scan view
cancelScanButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
CaptureActivity.this.finish();
}
});
btn_light_control.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
LightControl mLightControl = new LightControl();
if (isShow) {
isShow = false;
btn_light_control
.setBackgroundResource(R.drawable.torch_off);
Toast.makeText(getApplicationContext(), "����ƹر�", 0).show();
mLightControl.turnOff();
} else {
isShow = true;
btn_light_control
.setBackgroundResource(R.drawable.torch_on);
mLightControl.turnOn();
Toast.makeText(getApplicationContext(), "����ƿ���", 0).show();
}
}
});
}
@Override
protected void onPause() {
super.onPause();
if (handler != null) {
handler.quitSynchronously();
handler = null;
}
CameraManager.get().closeDriver();
}
@Override
protected void onDestroy() {
inactivityTimer.shutdown();
super.onDestroy();
}
/**
* Handler scan result
*
* @param result
* @param barcode
*/
public void handleDecode(Result result, Bitmap barcode) {
inactivityTimer.onActivity();
playBeepSoundAndVibrate();
String resultString = result.getText();
// FIXME
if (resultString.equals("")) {
Toast.makeText(CaptureActivity.this, "Scan failed!",
Toast.LENGTH_SHORT).show();
} else {
// System.out.println("Result:"+resultString);
if (pg != null && pg.isShown()) {
pg.setVisibility(View.GONE);
iv_pg_bg_grey.setVisibility(View.VISIBLE);
iv_big_circle
.setBackgroundResource(R.drawable.bar_code_center_grey);
iv_four_corner
.setBackgroundResource(R.drawable.bar_code_four_corner_grey);
}
Intent resultIntent = new Intent();
Bundle bundle = new Bundle();
bundle.putString("result", resultString);
resultIntent.putExtras(bundle);
this.setResult(RESULT_OK, resultIntent);
}
CaptureActivity.this.finish();
}
private void initCamera(SurfaceHolder surfaceHolder) {
try {
CameraManager.get().openDriver(surfaceHolder);
} catch (IOException ioe) {
return;
} catch (RuntimeException e) {
return;
}
if (handler == null) {
handler = new CaptureActivityHandler(this, decodeFormats,
characterSet);
}
}
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int width,
int height) {
}
@Override
public void surfaceCreated(SurfaceHolder holder) {
if (!hasSurface) {
hasSurface = true;
initCamera(holder);
}
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
hasSurface = false;
}
public ViewfinderView getViewfinderView() {
return viewfinderView;
}
public Handler getHandler() {
return handler;
}
public void drawViewfinder() {
viewfinderView.drawViewfinder();
}
private void initBeepSound() {
if (playBeep && mediaPlayer == null) {
// The volume on STREAM_SYSTEM is not adjustable, and users found it
// too loud,
// so we now play on the music stream.
setVolumeControlStream(AudioManager.STREAM_MUSIC);
mediaPlayer = new MediaPlayer();
mediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
mediaPlayer.setOnCompletionListener(beepListener);
AssetFileDescriptor file = getResources().openRawResourceFd(
R.raw.beep);
try {
mediaPlayer.setDataSource(file.getFileDescriptor(),
file.getStartOffset(), file.getLength());
file.close();
mediaPlayer.setVolume(BEEP_VOLUME, BEEP_VOLUME);
mediaPlayer.prepare();
} catch (IOException e) {
mediaPlayer = null;
}
}
}
private static final long VIBRATE_DURATION = 200L;
private void playBeepSoundAndVibrate() {
if (playBeep && mediaPlayer != null) {
mediaPlayer.start();
}
if (vibrate) {
Vibrator vibrator = (Vibrator) getSystemService(VIBRATOR_SERVICE);
vibrator.vibrate(VIBRATE_DURATION);
}
}
/**
* When the beep has finished playing, rewind to queue up another one.
*/
private final OnCompletionListener beepListener = new OnCompletionListener() {
public void onCompletion(MediaPlayer mediaPlayer) {
mediaPlayer.seekTo(0);
}
};
}