qr
QR codes and barcodes
Use qr for QR codes, simple barcode-like outputs, and saving generated codes as image files.
import "osl/qr"API reference
qr
qrqr.generate(data: any, size: any, outputFile: any)
boolean
Runs the generate operation.
qr.generateColored(data: any, size: any, colorArg: any, outputFile: any)
boolean
Runs the generate colored operation.
qr.generateToDataURL(data: any, size: any)
string
Runs the generate to data url operation.
qr.calculateModuleCount(data: string)
number
Runs the calculate module count operation.
qr.generateQRMatrix(data: string, size: number)
[]array
Runs the generate qrmatrix operation.
qr.calculateModules(data: string)
array
Runs the calculate modules operation.
qr.addFinderPatterns(matrix: []array)
void
Adds finder patterns.
qr.addAlignmentPatterns(matrix: []array)
void
Adds alignment patterns.
qr.addTimingPatterns(matrix: []array)
void
Adds timing patterns.
qr.addVersionInfo(matrix: []array)
void
Adds version info.
qr.getAlignmentPositions(size: number)
array
Returns alignment positions.
qr.shouldAvoidAlignment(x: number, y: number, size: number)
boolean
Runs the should avoid alignment operation.
qr.generate128(data: any)
boolean
Runs the generate128 operation.
qr.generateEAN13(data: any)
boolean
Runs the generate ean13 operation.
qr.generateUPCA(data: any)
boolean
Runs the generate upca operation.
qr.generateCode39(data: any)
boolean
Runs the generate code39 operation.
qr.generateBarcode(data: any, length: any)
string
Runs the generate barcode operation.
qr.generateSimpleBarcode(data: string)
string
Runs the generate simple barcode operation.
qr.generateCode39Barcode(data: any)
string
Runs the generate code39 barcode operation.
qr.calculateChecksum(data: string)
string
Runs the calculate checksum operation.
qr.verifyBarcode(data: any)
boolean
Verifies barcode.
qr.writeBarcode(barcode: string, data: any)
boolean
Writes barcode.
qr.scanBarcode(imagePath: any)
string
Runs the scan barcode operation.
qr.getInfo(filePath: any)
object
Returns info.
Notes
Standard-library imports accept both
import "osl/qr"andimport "qr".Return values such as
arrayandobjectare regular OSL values unless a returned object section says otherwise.
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