下面列出了com.google.zxing.Result#getBarcodeFormat ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
private static Result translateResultPoints(Result result, int xOffset, int yOffset) {
ResultPoint[] oldResultPoints = result.getResultPoints();
if (oldResultPoints == null) {
return result;
}
ResultPoint[] newResultPoints = new ResultPoint[oldResultPoints.length];
for (int i = 0; i < oldResultPoints.length; i++) {
ResultPoint oldPoint = oldResultPoints[i];
if (oldPoint != null) {
newResultPoints[i] = new ResultPoint(oldPoint.getX() + xOffset, oldPoint.getY() + yOffset);
}
}
Result newResult = new Result(result.getText(),
result.getRawBytes(),
result.getNumBits(),
newResultPoints,
result.getBarcodeFormat(),
result.getTimestamp());
newResult.putAllMetadata(result.getResultMetadata());
return newResult;
}
private static Result translateResultPoints(Result result, int xOffset, int yOffset) {
ResultPoint[] oldResultPoints = result.getResultPoints();
if (oldResultPoints == null) {
return result;
}
ResultPoint[] newResultPoints = new ResultPoint[oldResultPoints.length];
for (int i = 0; i < oldResultPoints.length; i++) {
ResultPoint oldPoint = oldResultPoints[i];
if (oldPoint != null) {
newResultPoints[i] = new ResultPoint(oldPoint.getX() + xOffset, oldPoint.getY() + yOffset);
}
}
Result newResult = new Result(result.getText(), result.getRawBytes(), newResultPoints, result.getBarcodeFormat());
newResult.putAllMetadata(result.getResultMetadata());
return newResult;
}
@Override
public void handleResult(Result rawResult) {
if ((rawResult.getBarcodeFormat() == BarcodeFormat.QR_CODE)) {
if (onScannedListener.onScanned(rawResult.getText())) {
return;
} else {
Toast.makeText(getActivity(), getString(R.string.send_qr_address_invalid), Toast.LENGTH_SHORT).show();
}
} else {
Toast.makeText(getActivity(), getString(R.string.send_qr_invalid), Toast.LENGTH_SHORT).show();
}
// Note from dm77:
// * Wait 2 seconds to resume the preview.
// * On older devices continuously stopping and resuming camera preview can result in freezing the app.
// * I don't know why this is the case but I don't have the time to figure out.
Handler handler = new Handler();
handler.postDelayed(new
Runnable() {
@Override
public void run() {
mScannerView.resumeCameraPreview(ScannerFragment.this);
}
}, 2000);
}
/**
* Superimpose a line for 1D or dots for 2D to highlight the key features of the barcode.
*
* @param barcode A bitmap of the captured image.
* @param scaleFactor amount by which thumbnail was scaled
* @param rawResult The decoded results which contains the points to draw.
*/
private void drawResultPoints(Bitmap barcode, float scaleFactor, Result rawResult) {
ResultPoint[] points = rawResult.getResultPoints();
if (points != null && points.length > 0) {
Canvas canvas = new Canvas(barcode);
Paint paint = new Paint();
paint.setColor(getResources().getColor(R.color.result_points));
if (points.length == 2) {
paint.setStrokeWidth(4.0f);
drawLine(canvas, paint, points[0], points[1], scaleFactor);
} else if (points.length == 4 &&
(rawResult.getBarcodeFormat() == BarcodeFormat.UPC_A ||
rawResult.getBarcodeFormat() == BarcodeFormat.EAN_13)) {
// Hacky special case -- draw two lines, for the barcode and metadata
drawLine(canvas, paint, points[0], points[1], scaleFactor);
drawLine(canvas, paint, points[2], points[3], scaleFactor);
} else {
paint.setStrokeWidth(10.0f);
for (ResultPoint point : points) {
if (point != null) {
canvas.drawPoint(scaleFactor * point.getX(), scaleFactor * point.getY(), paint);
}
}
}
}
}
@Override
public ProductParsedResult parse(Result result) {
BarcodeFormat format = result.getBarcodeFormat();
if (!(format == BarcodeFormat.UPC_A || format == BarcodeFormat.UPC_E ||
format == BarcodeFormat.EAN_8 || format == BarcodeFormat.EAN_13)) {
return null;
}
String rawText = getMassagedText(result);
if (!isStringOfDigits(rawText, rawText.length())) {
return null;
}
// Not actually checking the checksum again here
String normalizedProductID;
// Expand UPC-E for purposes of searching
if (format == BarcodeFormat.UPC_E && rawText.length() == 8) {
normalizedProductID = UPCEReader.convertUPCEtoUPCA(rawText);
} else {
normalizedProductID = rawText;
}
return new ProductParsedResult(rawText, normalizedProductID);
}
/**
* See <a href="http://www.bisg.org/isbn-13/for.dummies.html">ISBN-13 For Dummies</a>
*/
@Override
public ISBNParsedResult parse(Result result) {
BarcodeFormat format = result.getBarcodeFormat();
if (format != BarcodeFormat.EAN_13) {
return null;
}
String rawText = getMassagedText(result);
int length = rawText.length();
if (length != 13) {
return null;
}
if (!rawText.startsWith("978") && !rawText.startsWith("979")) {
return null;
}
return new ISBNParsedResult(rawText);
}
private static Result a(Result result, int i, int j)
{
ResultPoint aresultpoint[] = result.getResultPoints();
if (aresultpoint == null)
{
return result;
}
ResultPoint aresultpoint1[] = new ResultPoint[aresultpoint.length];
for (int k = 0; k < aresultpoint.length; k++)
{
ResultPoint resultpoint = aresultpoint[k];
aresultpoint1[k] = new ResultPoint(resultpoint.getX() + (float)i, resultpoint.getY() + (float)j);
}
return new Result(result.getText(), result.getRawBytes(), aresultpoint1, result.getBarcodeFormat());
}
/**
* See <a href="http://www.bisg.org/isbn-13/for.dummies.html">ISBN-13 For
* Dummies</a>
*/
@Override
public ISBNParsedResult parse(Result result) {
BarcodeFormat format = result.getBarcodeFormat();
if (format != BarcodeFormat.EAN_13) {
return null;
}
String rawText = getMassagedText(result);
int length = rawText.length();
if (length != 13) {
return null;
}
if (!rawText.startsWith("978") && !rawText.startsWith("979")) {
return null;
}
return new ISBNParsedResult(rawText);
}
/**
* Superimpose a line for 1D or dots for 2D to highlight the key features of the barcode.
*
* @param barcode A bitmap of the captured image.
* @param scaleFactor amount by which thumbnail was scaled
* @param rawResult The decoded results which contains the points to draw.
*/
private void drawResultPoints(Bitmap barcode, float scaleFactor, Result rawResult) {
ResultPoint[] points = rawResult.getResultPoints();
if (points != null && points.length > 0) {
Canvas canvas = new Canvas(barcode);
Paint paint = new Paint();
paint.setColor(getResources().getColor(R.color.result_points));
if (points.length == 2) {
paint.setStrokeWidth(4.0f);
drawLine(canvas, paint, points[0], points[1], scaleFactor);
} else if (points.length == 4 &&
(rawResult.getBarcodeFormat() == BarcodeFormat.UPC_A ||
rawResult.getBarcodeFormat() == BarcodeFormat.EAN_13)) {
// Hacky special case -- draw two lines, for the barcode and metadata
drawLine(canvas, paint, points[0], points[1], scaleFactor);
drawLine(canvas, paint, points[2], points[3], scaleFactor);
} else {
paint.setStrokeWidth(10.0f);
for (ResultPoint point : points) {
if (point != null) {
canvas.drawPoint(scaleFactor * point.getX(), scaleFactor * point.getY(), paint);
}
}
}
}
}
private void initDialogResult(Result result) {
BarcodeFormat type = result.getBarcodeFormat();
String realContent = result.getText();
if (rxDialogSure == null) {
rxDialogSure = new RxDialogSure(mContext);//提示弹窗
}
if (BarcodeFormat.QR_CODE.equals(type)) {
rxDialogSure.setTitle("二维码扫描结果");
} else if (BarcodeFormat.EAN_13.equals(type)) {
rxDialogSure.setTitle("条形码扫描结果");
} else {
rxDialogSure.setTitle("扫描结果");
}
rxDialogSure.setContent(realContent);
rxDialogSure.setSureListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
rxDialogSure.cancel();
}
});
rxDialogSure.setOnCancelListener(new DialogInterface.OnCancelListener() {
@Override
public void onCancel(DialogInterface dialog) {
if (handler != null) {
// 连续扫描，不发送此消息扫描一次结束后就不能再次扫描
handler.sendEmptyMessage(R.id.restart_preview);
}
}
});
if (!rxDialogSure.isShowing()) {
rxDialogSure.show();
}
RxSPTool.putContent(mContext, RxConstants.SP_SCAN_CODE, RxDataTool.stringToInt(RxSPTool.getContent(mContext, RxConstants.SP_SCAN_CODE)) + 1 + "");
}
/**
* Superimpose a line for 1D or dots for 2D to highlight the key features of the barcode.
*
* @param barcode A bitmap of the captured image.
* @param scaleFactor amount by which thumbnail was scaled
* @param rawResult The decoded results which contains the points to draw.
*/
private void drawResultPoints(Bitmap barcode, float scaleFactor, Result rawResult) {
ResultPoint[] points = rawResult.getResultPoints();
if (points != null && points.length > 0) {
Canvas canvas = new Canvas(barcode);
Paint paint = new Paint();
paint.setColor(getResources().getColor(R.color.result_points));
if (points.length == 2) {
paint.setStrokeWidth(4.0f);
drawLine(canvas, paint, points[0], points[1], scaleFactor);
} else if (points.length == 4 &&
(rawResult.getBarcodeFormat() == BarcodeFormat.UPC_A ||
rawResult.getBarcodeFormat() == BarcodeFormat.EAN_13)) {
// Hacky special case -- draw two lines, for the barcode and metadata
drawLine(canvas, paint, points[0], points[1], scaleFactor);
drawLine(canvas, paint, points[2], points[3], scaleFactor);
} else {
paint.setStrokeWidth(10.0f);
for (ResultPoint point : points) {
if (point != null) {
canvas.drawPoint(scaleFactor * point.getX(), scaleFactor * point.getY(),
paint);
}
}
}
}
}
/**
* Superimpose a line for 1D or dots for 2D to highlight the key features of the barcode.
*
* @param barcode A bitmap of the captured image.
* @param rawResult The decoded results which contains the points to draw.
*/
private void drawResultPoints(Bitmap barcode, Result rawResult) {
ResultPoint[] points = rawResult.getResultPoints();
if (points != null && points.length > 0) {
Canvas canvas = new Canvas(barcode);
Paint paint = new Paint();
paint.setColor(getResources().getColor(R.color.result_image_border));
paint.setStrokeWidth(3.0f);
paint.setStyle(Paint.Style.STROKE);
Rect border = new Rect(2, 2, barcode.getWidth() - 2, barcode.getHeight() - 2);
canvas.drawRect(border, paint);
paint.setColor(getResources().getColor(R.color.result_points));
if (points.length == 2) {
paint.setStrokeWidth(4.0f);
drawLine(canvas, paint, points[0], points[1]);
} else if (points.length == 4 &&
(rawResult.getBarcodeFormat() == BarcodeFormat.UPC_A ||
rawResult.getBarcodeFormat() == 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) {
canvas.drawPoint(point.getX(), point.getY(), paint);
}
}
}
}
/**
* Superimpose a line for 1D or dots for 2D to highlight the key features of
* the barcode.
*
* @param barcode
* A bitmap of the captured image.
* @param scaleFactor
* amount by which thumbnail was scaled
* @param rawResult
* The decoded results which contains the points to draw.
*/
private static void drawResultPoints(Bitmap barcode, float scaleFactor,
Result rawResult, int color) {
ResultPoint[] points = rawResult.getResultPoints();
if (points != null && points.length > 0) {
Canvas canvas = new Canvas(barcode);
Paint paint = new Paint();
paint.setColor(color);
if (points.length == 2) {
paint.setStrokeWidth(4.0f);
drawLine(canvas, paint, points[0], points[1], scaleFactor);
} else if (points.length == 4
&& (rawResult.getBarcodeFormat() == BarcodeFormat.UPC_A || rawResult
.getBarcodeFormat() == BarcodeFormat.EAN_13)) {
// Hacky special case -- draw two lines, for the barcode and metadata
drawLine(canvas, paint, points[0], points[1], scaleFactor);
drawLine(canvas, paint, points[2], points[3], scaleFactor);
} else {
paint.setStrokeWidth(10.0f);
for (ResultPoint point : points) {
if (point != null) {
canvas.drawPoint(scaleFactor * point.getX(),
scaleFactor * point.getY(), paint);
}
}
}
}
}
@Override
public VINParsedResult parse(Result result) {
if (result.getBarcodeFormat() != BarcodeFormat.CODE_39) {
return null;
}
String rawText = result.getText();
rawText = IOQ.matcher(rawText).replaceAll("").trim();
if (!AZ09.matcher(rawText).matches()) {
return null;
}
try {
if (!checkChecksum(rawText)) {
return null;
}
String wmi = rawText.substring(0, 3);
return new VINParsedResult(rawText,
wmi,
rawText.substring(3, 9),
rawText.substring(9, 17),
countryCode(wmi),
rawText.substring(3, 8),
modelYear(rawText.charAt(9)),
rawText.charAt(10),
rawText.substring(11));
} catch (IllegalArgumentException iae) {
return null;
}
}
@Override
public VINParsedResult parse(Result result) {
if (result.getBarcodeFormat() != BarcodeFormat.CODE_39) {
return null;
}
String rawText = result.getText();
rawText = IOQ.matcher(rawText).replaceAll("").trim();
if (!AZ09.matcher(rawText).matches()) {
return null;
}
try {
if (!checkChecksum(rawText)) {
return null;
}
String wmi = rawText.substring(0, 3);
return new VINParsedResult(rawText,
wmi,
rawText.substring(3, 9),
rawText.substring(9, 17),
countryCode(wmi),
rawText.substring(3, 8),
modelYear(rawText.charAt(9)),
rawText.charAt(10),
rawText.substring(11));
} catch (IllegalArgumentException iae) {
return null;
}
}
/**
* 为结果图添加识别效果
*
* @param result 扫描结果
* @param barcode 结果图片
* @param scaleFactor 缩放比
* @param color 颜色
*/
@SuppressWarnings("unused")
public static void addResultPoints(Result result, Bitmap barcode, float scaleFactor, int color) {
ResultPoint[] points = result.getResultPoints();
if (points != null && points.length > 0) {
Canvas canvas = new Canvas(barcode);
Paint paint = new Paint();
paint.setColor(color);
if (points.length == 2) {
paint.setStrokeWidth(4.0f);
drawLine(canvas, paint, points[0], points[1], scaleFactor);
} else if (points.length == 4 &&
(result.getBarcodeFormat() == BarcodeFormat.UPC_A ||
result.getBarcodeFormat() == BarcodeFormat.EAN_13)) {
// Hacky special case -- draw two lines, for the barcode and metadata
drawLine(canvas, paint, points[0], points[1], scaleFactor);
drawLine(canvas, paint, points[2], points[3], scaleFactor);
} else {
paint.setStrokeWidth(10.0f);
for (ResultPoint point : points) {
if (point != null) {
canvas.drawPoint(scaleFactor * point.getX(), scaleFactor * point.getY(), paint);
}
}
}
}
}
/**
* Superimpose a line for 1D or dots for 2D to highlight the key features of
* the barcode.
*
* @param barcode
* A bitmap of the captured image.
* @param scaleFactor
* amount by which thumbnail was scaled
* @param rawResult
* The decoded results which contains the points to draw.
*/
private void drawResultPoints(Bitmap barcode, float scaleFactor,
Result rawResult) {
ResultPoint[] points = rawResult.getResultPoints();
if (points != null && points.length > 0) {
Canvas canvas = new Canvas(barcode);
Paint paint = new Paint();
paint.setColor(getResources().getColor(R.color.result_points));
if (points.length == 2) {
paint.setStrokeWidth(4.0f);
drawLine(canvas, paint, points[0], points[1], scaleFactor);
} else if (points.length == 4
&& (rawResult.getBarcodeFormat() == BarcodeFormat.UPC_A || rawResult
.getBarcodeFormat() == BarcodeFormat.EAN_13)) {
// Hacky special case -- draw two lines, for the barcode and
// metadata
drawLine(canvas, paint, points[0], points[1], scaleFactor);
drawLine(canvas, paint, points[2], points[3], scaleFactor);
} else {
paint.setStrokeWidth(10.0f);
for (ResultPoint point : points) {
if (point != null) {
canvas.drawPoint(scaleFactor * point.getX(),
scaleFactor * point.getY(), paint);
}
}
}
}
}
@Override
public Result decodeRow(int rowNumber,
BitArray row,
Map<DecodeHintType,?> hints) throws NotFoundException {
// Compute this location once and reuse it on multiple implementations
int[] startGuardPattern = UPCEANReader.findStartGuardPattern(row);
for (UPCEANReader reader : readers) {
try {
Result result = reader.decodeRow(rowNumber, row, startGuardPattern, hints);
// Special case: a 12-digit code encoded in UPC-A is identical to a "0"
// followed by those 12 digits encoded as EAN-13. Each will recognize such a code,
// UPC-A as a 12-digit string and EAN-13 as a 13-digit string starting with "0".
// Individually these are correct and their readers will both read such a code
// and correctly call it EAN-13, or UPC-A, respectively.
//
// In this case, if we've been looking for both types, we'd like to call it
// a UPC-A code. But for efficiency we only run the EAN-13 decoder to also read
// UPC-A. So we special case it here, and convert an EAN-13 result to a UPC-A
// result if appropriate.
//
// But, don't return UPC-A if UPC-A was not a requested format!
boolean ean13MayBeUPCA =
result.getBarcodeFormat() == BarcodeFormat.EAN_13 &&
result.getText().charAt(0) == '0';
@SuppressWarnings("unchecked")
Collection<BarcodeFormat> possibleFormats =
hints == null ? null : (Collection<BarcodeFormat>) hints.get(DecodeHintType.POSSIBLE_FORMATS);
boolean canReturnUPCA = possibleFormats == null || possibleFormats.contains(BarcodeFormat.UPC_A);
if (ean13MayBeUPCA && canReturnUPCA) {
// Transfer the metdata across
Result resultUPCA = new Result(result.getText().substring(1),
result.getRawBytes(),
result.getResultPoints(),
BarcodeFormat.UPC_A);
resultUPCA.putAllMetadata(result.getResultMetadata());
return resultUPCA;
}
return result;
} catch (ReaderException ignored) {
// continue
}
}
throw NotFoundException.getNotFoundInstance();
}
@Override
public Result decodeRow(int rowNumber,
BitArray row,
Map<DecodeHintType,?> hints) throws NotFoundException {
// Compute this location once and reuse it on multiple implementations
int[] startGuardPattern = UPCEANReader.findStartGuardPattern(row);
for (UPCEANReader reader : readers) {
try {
Result result = reader.decodeRow(rowNumber, row, startGuardPattern, hints);
// Special case: a 12-digit code encoded in UPC-A is identical to a "0"
// followed by those 12 digits encoded as EAN-13. Each will recognize such a code,
// UPC-A as a 12-digit string and EAN-13 as a 13-digit string starting with "0".
// Individually these are correct and their readers will both read such a code
// and correctly call it EAN-13, or UPC-A, respectively.
//
// In this case, if we've been looking for both types, we'd like to call it
// a UPC-A code. But for efficiency we only run the EAN-13 decoder to also read
// UPC-A. So we special case it here, and convert an EAN-13 result to a UPC-A
// result if appropriate.
//
// But, don't return UPC-A if UPC-A was not a requested format!
boolean ean13MayBeUPCA =
result.getBarcodeFormat() == BarcodeFormat.EAN_13 &&
result.getText().charAt(0) == '0';
@SuppressWarnings("unchecked")
Collection<BarcodeFormat> possibleFormats =
hints == null ? null : (Collection<BarcodeFormat>) hints.get(DecodeHintType.POSSIBLE_FORMATS);
boolean canReturnUPCA = possibleFormats == null || possibleFormats.contains(BarcodeFormat.UPC_A);
if (ean13MayBeUPCA && canReturnUPCA) {
// Transfer the metdata across
Result resultUPCA = new Result(result.getText().substring(1),
result.getRawBytes(),
result.getResultPoints(),
BarcodeFormat.UPC_A);
resultUPCA.putAllMetadata(result.getResultMetadata());
return resultUPCA;
}
return result;
} catch (ReaderException ignored) {
// continue
}
}
throw NotFoundException.getNotFoundInstance();
}
@Override
public Result decodeRow(int rowNumber,
BitArray row,
Map<DecodeHintType,?> hints) throws NotFoundException {
// Compute this location once and reuse it on multiple implementations
int[] startGuardPattern = UPCEANReader.findStartGuardPattern(row);
for (UPCEANReader reader : readers) {
Result result;
try {
result = reader.decodeRow(rowNumber, row, startGuardPattern, hints);
} catch (ReaderException ignored) {
continue;
}
// Special case: a 12-digit code encoded in UPC-A is identical to a "0"
// followed by those 12 digits encoded as EAN-13. Each will recognize such a code,
// UPC-A as a 12-digit string and EAN-13 as a 13-digit string starting with "0".
// Individually these are correct and their readers will both read such a code
// and correctly call it EAN-13, or UPC-A, respectively.
//
// In this case, if we've been looking for both types, we'd like to call it
// a UPC-A code. But for efficiency we only run the EAN-13 decoder to also read
// UPC-A. So we special case it here, and convert an EAN-13 result to a UPC-A
// result if appropriate.
//
// But, don't return UPC-A if UPC-A was not a requested format!
boolean ean13MayBeUPCA =
result.getBarcodeFormat() == BarcodeFormat.EAN_13 &&
result.getText().charAt(0) == '0';
@SuppressWarnings("unchecked")
Collection<BarcodeFormat> possibleFormats =
hints == null ? null : (Collection<BarcodeFormat>) hints.get(DecodeHintType.POSSIBLE_FORMATS);
boolean canReturnUPCA = possibleFormats == null || possibleFormats.contains(BarcodeFormat.UPC_A);
if (ean13MayBeUPCA && canReturnUPCA) {
// Transfer the metdata across
Result resultUPCA = new Result(result.getText().substring(1),
result.getRawBytes(),
result.getResultPoints(),
BarcodeFormat.UPC_A);
resultUPCA.putAllMetadata(result.getResultMetadata());
return resultUPCA;
}
return result;
}
throw NotFoundException.getNotFoundInstance();
}