import android.content.res.AssetFileDescriptor;
import android.content.res.Configuration;
import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.Rect;
import java.io.IOException;
import java.text.DateFormat;
-import java.util.Arrays;
import java.util.Date;
import java.util.HashSet;
-import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.Vector;
-import java.util.regex.Pattern;
/**
* The barcode reader activity itself. This is loosely based on the CameraPreview
private static final String TAG = CaptureActivity.class.getSimpleName();
- private static final Pattern COMMA_PATTERN = Pattern.compile(",");
-
private static final int SHARE_ID = Menu.FIRST;
private static final int HISTORY_ID = Menu.FIRST + 1;
private static final int SETTINGS_ID = Menu.FIRST + 2;
private static final String RETURN_CODE_PLACEHOLDER = "{CODE}";
private static final String RETURN_URL_PARAM = "ret";
- static final Vector<BarcodeFormat> PRODUCT_FORMATS;
- static final Vector<BarcodeFormat> ONE_D_FORMATS;
- static final Vector<BarcodeFormat> QR_CODE_FORMATS;
- static final Vector<BarcodeFormat> ALL_FORMATS;
-
- static {
- PRODUCT_FORMATS = new Vector<BarcodeFormat>(5);
- PRODUCT_FORMATS.add(BarcodeFormat.UPC_A);
- PRODUCT_FORMATS.add(BarcodeFormat.UPC_E);
- PRODUCT_FORMATS.add(BarcodeFormat.EAN_13);
- PRODUCT_FORMATS.add(BarcodeFormat.EAN_8);
- PRODUCT_FORMATS.add(BarcodeFormat.RSS14);
- ONE_D_FORMATS = new Vector<BarcodeFormat>(PRODUCT_FORMATS.size() + 4);
- ONE_D_FORMATS.addAll(PRODUCT_FORMATS);
- ONE_D_FORMATS.add(BarcodeFormat.CODE_39);
- ONE_D_FORMATS.add(BarcodeFormat.CODE_93);
- ONE_D_FORMATS.add(BarcodeFormat.CODE_128);
- ONE_D_FORMATS.add(BarcodeFormat.ITF);
- QR_CODE_FORMATS = new Vector<BarcodeFormat>(1);
- QR_CODE_FORMATS.add(BarcodeFormat.QR_CODE);
- ALL_FORMATS = new Vector<BarcodeFormat>(ONE_D_FORMATS.size() + QR_CODE_FORMATS.size());
- ALL_FORMATS.addAll(ONE_D_FORMATS);
- ALL_FORMATS.addAll(QR_CODE_FORMATS);
- }
-
private static final Set<ResultMetadataType> DISPLAYABLE_METADATA_TYPES;
static {
DISPLAYABLE_METADATA_TYPES = new HashSet<ResultMetadataType>(5);
private String characterSet;
private String versionName;
private HistoryManager historyManager;
+ private InactivityTimer inactivityTimer;
/**
* When the beep has finished playing, rewind to queue up another one.
hasSurface = false;
historyManager = new HistoryManager(this);
historyManager.trimHistory();
+ inactivityTimer = new InactivityTimer(this);
showHelpOnFirstLaunch();
}
if (action.equals(Intents.Scan.ACTION)) {
// Scan the formats the intent requested, and return the result to the calling activity.
source = Source.NATIVE_APP_INTENT;
- decodeFormats = parseDecodeFormats(intent);
+ decodeFormats = DecodeFormatManager.parseDecodeFormats(intent);
} else if (dataString != null && dataString.contains(PRODUCT_SEARCH_URL_PREFIX) &&
dataString.contains(PRODUCT_SEARCH_URL_SUFFIX)) {
// Scan only products and send the result to mobile Product Search.
source = Source.PRODUCT_SEARCH_LINK;
sourceUrl = dataString;
- decodeFormats = PRODUCT_FORMATS;
+ decodeFormats = DecodeFormatManager.PRODUCT_FORMATS;
} else if (dataString != null && dataString.startsWith(ZXING_URL)) {
// Scan formats requested in query string (all formats if none specified).
// If a return URL is specified, send the results there. Otherwise, handle it ourselves.
sourceUrl = dataString;
Uri inputUri = Uri.parse(sourceUrl);
returnUrlTemplate = inputUri.getQueryParameter(RETURN_URL_PARAM);
- decodeFormats = parseDecodeFormats(inputUri);
+ decodeFormats = DecodeFormatManager.parseDecodeFormats(inputUri);
} else {
// Scan all formats and handle the results ourselves (launched from Home).
source = Source.NONE;
initBeepSound();
}
- private static Vector<BarcodeFormat> parseDecodeFormats(Intent intent) {
- List<String> scanFormats = null;
- String scanFormatsString = intent.getStringExtra(Intents.Scan.SCAN_FORMATS);
- if (scanFormatsString != null) {
- scanFormats = Arrays.asList(COMMA_PATTERN.split(scanFormatsString));
- }
- return parseDecodeFormats(scanFormats, intent.getStringExtra(Intents.Scan.MODE));
- }
-
- private static Vector<BarcodeFormat> parseDecodeFormats(Uri inputUri) {
- List<String> formats = inputUri.getQueryParameters(Intents.Scan.SCAN_FORMATS);
- if (formats != null && formats.size() == 1 && formats.get(0) != null){
- formats = Arrays.asList(COMMA_PATTERN.split(formats.get(0)));
- }
- return parseDecodeFormats(formats, inputUri.getQueryParameter(Intents.Scan.MODE));
- }
-
- private static Vector<BarcodeFormat> parseDecodeFormats(List<String> scanFormats,
- String decodeMode) {
- if (scanFormats != null) {
- Vector<BarcodeFormat> formats = new Vector<BarcodeFormat>();
- try {
- for (String format : scanFormats) {
- formats.add(BarcodeFormat.valueOf(format));
- }
- return formats;
- } catch (IllegalArgumentException iae) {
- // ignore it then
- }
- }
- if (decodeMode != null) {
- if (Intents.Scan.PRODUCT_MODE.equals(decodeMode)) {
- return PRODUCT_FORMATS;
- }
- if (Intents.Scan.QR_CODE_MODE.equals(decodeMode)) {
- return QR_CODE_FORMATS;
- }
- if (Intents.Scan.ONE_D_MODE.equals(decodeMode)) {
- return ONE_D_FORMATS;
- }
- }
- return null;
- }
-
@Override
protected void onPause() {
super.onPause();
CameraManager.get().closeDriver();
}
+ @Override
+ protected void onDestroy() {
+ inactivityTimer.shutdown();
+ super.onDestroy();
+ }
+
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
* @param barcode A greyscale bitmap of the camera data which was decoded.
*/
public void handleDecode(Result rawResult, Bitmap barcode) {
+ inactivityTimer.onActivity();
lastResult = rawResult;
historyManager.addHistoryItem(rawResult);
if (barcode == null) {
paint.setColor(getResources().getColor(R.color.result_points));
if (points.length == 2) {
paint.setStrokeWidth(4.0f);
- canvas.drawLine(points[0].getX(), points[0].getY(), points[1].getX(),
- points[1].getY(), paint);
+ drawLine(canvas, paint, points[0], points[1]);
+ } else if (points.length == 4 &&
+ (rawResult.getBarcodeFormat().equals(BarcodeFormat.UPC_A)) ||
+ (rawResult.getBarcodeFormat().equals(BarcodeFormat.EAN_13))) {
+ // Hacky special case -- draw two lines, for the barcode and metadata
+ drawLine(canvas, paint, points[0], points[1]);
+ drawLine(canvas, paint, points[2], points[3]);
} else {
paint.setStrokeWidth(10.0f);
for (ResultPoint point : points) {
}
}
+ private static void drawLine(Canvas canvas, Paint paint, ResultPoint a, ResultPoint b) {
+ canvas.drawLine(a.getX(), a.getY(), b.getX(), b.getY(), paint);
+ }
+
// Put up our own UI for how to handle the decoded contents.
private void handleDecodeInternally(Result rawResult, Bitmap barcode) {
statusView.setVisibility(View.GONE);
ImageView barcodeImageView = (ImageView) findViewById(R.id.barcode_image_view);
if (barcode == null) {
- barcodeImageView.setImageResource(R.drawable.launcher_icon_large);
+ barcodeImageView.setImageBitmap(BitmapFactory.decodeResource(getResources(),
+ R.drawable.launcher_icon));
} else {
barcodeImageView.setImageBitmap(barcode);
}
- barcodeImageView.setVisibility(View.VISIBLE);
TextView formatTextView = (TextView) findViewById(R.id.format_text_view);
formatTextView.setText(rawResult.getBarcodeFormat().toString());