TextPatternScannerStep

constructor(stepTag: String, title: String, guidanceText: String, pattern: String? = null, shouldMatchSubstring: Boolean = false, validationCallback: TextPatternScannerStep.TextPatternScanningValidationCallback? = null, cleanRecognitionResultCallback: TextPatternScannerStep.CleanScanningResultCallback? = null, preferredZoom: Float = 1.4f, aspectRatio: AspectRatio = AspectRatio(4.0, 1.0), unzoomedFinderHeight: Float = DEFAULT_FINDER_HEIGHT, allowedSymbols: Set<Char> = setOf(), significantShakeDelay: Long = SIGNIFICANT_DELAY_DEFAULT)