@zxing/library
Version:
TypeScript port of ZXing multi-format 1D/2D barcode image processing library.
38 lines (37 loc) • 1.98 kB
TypeScript
import BitArray from '../../common/BitArray';
import ErrorCorrectionLevel from '../decoder/ErrorCorrectionLevel';
import Version from '../decoder/Version';
import ByteMatrix from './ByteMatrix';
/**
* @author satorux@google.com (Satoru Takabayashi) - creator
* @author dswitkin@google.com (Daniel Switkin) - ported from C++
*/
export default class MatrixUtil {
private constructor();
private static POSITION_DETECTION_PATTERN;
private static POSITION_ADJUSTMENT_PATTERN;
private static POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE;
private static TYPE_INFO_COORDINATES;
private static VERSION_INFO_POLY;
private static TYPE_INFO_POLY;
private static TYPE_INFO_MASK_PATTERN;
static clearMatrix(matrix: ByteMatrix): void;
static buildMatrix(dataBits: BitArray, ecLevel: ErrorCorrectionLevel, version: Version, maskPattern: number, matrix: ByteMatrix): void;
static embedBasicPatterns(version: Version, matrix: ByteMatrix): void;
static embedTypeInfo(ecLevel: ErrorCorrectionLevel, maskPattern: number, matrix: ByteMatrix): void;
static maybeEmbedVersionInfo(version: Version, matrix: ByteMatrix): void;
static embedDataBits(dataBits: BitArray, maskPattern: number, matrix: ByteMatrix): void;
static findMSBSet(value: number): number;
static calculateBCHCode(value: number, poly: number): number;
static makeTypeInfoBits(ecLevel: ErrorCorrectionLevel, maskPattern: number, bits: BitArray): void;
static makeVersionInfoBits(version: Version, bits: BitArray): void;
private static isEmpty;
private static embedTimingPatterns;
private static embedDarkDotAtLeftBottomCorner;
private static embedHorizontalSeparationPattern;
private static embedVerticalSeparationPattern;
private static embedPositionAdjustmentPattern;
private static embedPositionDetectionPattern;
private static embedPositionDetectionPatternsAndSeparators;
private static maybeEmbedPositionAdjustmentPatterns;
}