com.google.zxing.oned
Class EAN13Reader

java.lang.Object
  com.google.zxing.oned.AbstractOneDReader
      com.google.zxing.oned.AbstractUPCEANReader
          com.google.zxing.oned.EAN13Reader

All Implemented Interfaces:

OneDReader, UPCEANReader, Reader

public final class EAN13Reader
extends AbstractUPCEANReader

Implements decoding of the EAN-13 format.

Since:

BlackBerry API 6.0.0

Field Summary

Fields inherited from class com.google.zxing.oned.AbstractOneDReader

INTEGER_MATH_SHIFT, PATTERN_MATCH_RESULT_SCALE_FACTOR

Constructor Summary

EAN13Reader()

Method Summary
protected int	decodeMiddle(BitArray row, int[] startRange, StringBuffer resultString) Subclasses override this to decode the portion of a barcode between the start and end guard patterns.

Methods inherited from class com.google.zxing.oned.AbstractUPCEANReader

decodeRow, decodeRow, decodeRow

Methods inherited from class com.google.zxing.oned.AbstractOneDReader

decode, decode, patternMatchVariance, recordPattern, recordPatternInReverse

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.google.zxing.Reader

decode, decode

Constructor Detail

EAN13Reader

public EAN13Reader()

Since:

BlackBerry API 6.0.0

Method Detail

decodeMiddle

protected int decodeMiddle(BitArray row,
                           int[] startRange,
                           StringBuffer resultString)
                    throws NotFoundException

Description copied from class: AbstractUPCEANReader

Subclasses override this to decode the portion of a barcode between the start and end guard patterns.

Specified by:

decodeMiddle in class AbstractUPCEANReader

Parameters:

row - row of black/white values to search

startRange - start/end offset of start guard pattern

resultString - StringBuffer to append decoded chars to

Returns:

horizontal offset of first pixel after the "middle" that was decoded

Throws:

NotFoundException - if decoding could not complete successfully

Since:

BlackBerry API 6.0.0