import BitMatrix from '../../common/BitMatrix';
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import Version from './Version';
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/**
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* @author bbrown@google.com (Brian Brown)
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*/
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export default class BitMatrixParser {
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private mappingBitMatrix;
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private readMappingMatrix;
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private version;
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/**
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* @param bitMatrix {@link BitMatrix} to parse
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* @throws FormatException if dimension is < 8 or > 144 or not 0 mod 2
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*/
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constructor(bitMatrix: BitMatrix);
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getVersion(): Version;
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/**
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* <p>Creates the version object based on the dimension of the original bit matrix from
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* the datamatrix code.</p>
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*
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* <p>See ISO 16022:2006 Table 7 - ECC 200 symbol attributes</p>
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*
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* @param bitMatrix Original {@link BitMatrix} including alignment patterns
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* @return {@link Version} encapsulating the Data Matrix Code's "version"
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* @throws FormatException if the dimensions of the mapping matrix are not valid
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* Data Matrix dimensions.
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*/
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static readVersion(bitMatrix: BitMatrix): Version;
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/**
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* <p>Reads the bits in the {@link BitMatrix} representing the mapping matrix (No alignment patterns)
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* in the correct order in order to reconstitute the codewords bytes contained within the
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* Data Matrix Code.</p>
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*
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* @return bytes encoded within the Data Matrix Code
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* @throws FormatException if the exact number of bytes expected is not read
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*/
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readCodewords(): Int8Array;
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/**
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* <p>Reads a bit of the mapping matrix accounting for boundary wrapping.</p>
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*
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* @param row Row to read in the mapping matrix
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* @param column Column to read in the mapping matrix
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* @param numRows Number of rows in the mapping matrix
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* @param numColumns Number of columns in the mapping matrix
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* @return value of the given bit in the mapping matrix
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*/
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private readModule;
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/**
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* <p>Reads the 8 bits of the standard Utah-shaped pattern.</p>
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*
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* <p>See ISO 16022:2006, 5.8.1 Figure 6</p>
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*
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* @param row Current row in the mapping matrix, anchored at the 8th bit (LSB) of the pattern
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* @param column Current column in the mapping matrix, anchored at the 8th bit (LSB) of the pattern
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* @param numRows Number of rows in the mapping matrix
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* @param numColumns Number of columns in the mapping matrix
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* @return byte from the utah shape
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*/
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private readUtah;
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/**
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* <p>Reads the 8 bits of the special corner condition 1.</p>
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*
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* <p>See ISO 16022:2006, Figure F.3</p>
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*
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* @param numRows Number of rows in the mapping matrix
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* @param numColumns Number of columns in the mapping matrix
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* @return byte from the Corner condition 1
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*/
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private readCorner1;
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/**
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* <p>Reads the 8 bits of the special corner condition 2.</p>
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*
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* <p>See ISO 16022:2006, Figure F.4</p>
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*
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* @param numRows Number of rows in the mapping matrix
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* @param numColumns Number of columns in the mapping matrix
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* @return byte from the Corner condition 2
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*/
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private readCorner2;
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/**
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* <p>Reads the 8 bits of the special corner condition 3.</p>
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*
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* <p>See ISO 16022:2006, Figure F.5</p>
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*
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* @param numRows Number of rows in the mapping matrix
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* @param numColumns Number of columns in the mapping matrix
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* @return byte from the Corner condition 3
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*/
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private readCorner3;
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/**
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* <p>Reads the 8 bits of the special corner condition 4.</p>
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*
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* <p>See ISO 16022:2006, Figure F.6</p>
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*
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* @param numRows Number of rows in the mapping matrix
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* @param numColumns Number of columns in the mapping matrix
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* @return byte from the Corner condition 4
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*/
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private readCorner4;
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/**
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* <p>Extracts the data region from a {@link BitMatrix} that contains
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* alignment patterns.</p>
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*
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* @param bitMatrix Original {@link BitMatrix} with alignment patterns
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* @return BitMatrix that has the alignment patterns removed
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*/
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private extractDataRegion;
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}
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