setRoiOverlayBackgroundColor method
- String hexColor
Sets the background color of the overlay within the Region of Interest (ROI) for barcode scanning on the camera feed.
hexColor
: The color to set for the ROI overlay background in hexadecimal format.
Example usage:
String backgroundColor = '#FFA500'; // Orange color
_barkoder.setRoiOverlayBackgroundColor(backgroundColor);
print('ROI overlay background color set to: $backgroundColor');
Implementation
Future<void> setRoiOverlayBackgroundColor(String hexColor) {
if (_isBarkoderViewNotMounted) {
return Future.error(PlatformException(
code: BarkoderErrors.barkoderViewNotMounted,
message: BarkoderErrors.barkodeViewNotMountedDesc));
}
return _methodChannel.invokeMethod(
'setRoiOverlayBackgroundColor', hexColor);
}