SBSDKBarcodeTrackingOverlayControllerDelegate Protocol Reference


                    
                    
                    barcodeTrackingOverlay(_:didTapOnBarcode:)

Called when a barcode is being tapped on.

Declaration

Swift

@objc
optional func barcodeTrackingOverlay(_ controller: SBSDKBarcodeTrackingOverlayController,
                                     didTapOnBarcode barcode: SBSDKBarcodeScannerResult)

Parameters

`controller`	The barcode tracking overlay controller that the tracked barcode view belongs to.
`barcode`	The barcode the user tapped on.


                    
                    
                    barcodeTrackingOverlay(_:didChangeSelectedBarcodes:)

Called when the barcode selection has changed. Only called if the barcode tracking overlay controllers configuration has its isSelectable property set to true.

Declaration

Swift

@objc
optional func barcodeTrackingOverlay(_ controller: SBSDKBarcodeTrackingOverlayController,
                                     didChangeSelectedBarcodes selectedBarcodes: [SBSDKBarcodeScannerResult])

Parameters

`controller`	The barcode tracking overlay controller that the tracked barcode view belongs to.
`selectedBarcodes`	The barcodes that are currently selected.


                    
                    
                    barcodeTrackingOverlay(_:polygonStyleFor:)

Asks the delegate to provide a custom style for a tracked barcodes polygon. Is called when drawing the polygon view for the tracked barcode.

Declaration

Swift

@objc
optional func barcodeTrackingOverlay(_ controller: SBSDKBarcodeTrackingOverlayController,
                                     polygonStyleFor barcode: SBSDKBarcodeScannerResult) -> SBSDKBarcodeTrackedViewPolygonStyle?

Parameters

`controller`	The barcode tracking overlay controller that the tracked barcode view belongs to.
`barcode`	The barcode that should be drawn on the overlay.

Return Value

The polygon style to be used when drawing the polygon for the tracked barcode.


                    
                    
                    barcodeTrackingOverlay(_:textStyleFor:)

Asks the delegate to provide a custom style for a tracked barcodes info view. Is called when drawing the info view for the tracked barcode.

Declaration

Swift

@objc
optional func barcodeTrackingOverlay(_ controller: SBSDKBarcodeTrackingOverlayController,
                                     textStyleFor barcode: SBSDKBarcodeScannerResult) -> SBSDKBarcodeTrackedViewTextStyle?

Parameters

`controller`	The barcode tracking overlay controller that the tracked barcode view belongs to.
`barcode`	The barcode that should be drawn on the overlay.

Return Value

The text style to be used when drawing the polygon for the tracked barcode.