BarcodeScannerController class
Controller for control camera and detection. Return by widget BarcodeScanner when scanner is initialized.
Detection will start only after call method startScan. After call cancelScan or no call of startScan there is no detection, which saves resources of the device. cancelScan doens't stop the cameraPreview - only detection, to stop a camera use method pauseCamera.
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
cancelScan(
) → Future< void> - Stop recognition of objects.
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
pauseCamera(
) → Future< void> - Pause camera, also pause detection if scanning is active.
-
resumeCamera(
) → Future< void> - Resume camera, also start detection if method startScan was called before pause.
-
setDelay(
int delay) → Future< void> - Set delay between detections when scanning is active.
-
setIosCamera(
{required IosCameraPosition position, required IosCameraType type}) → Future< void> -
Sets iOS camera with
positionandtype. -
setZoom(
double value) → Future< void> - Sets the camera zoom.
-
startScan(
int delay) → Future< void> - Start recognition objects of type RecognitionType
-
toggleFlash(
) → Future< void> - Toggle flash of the device.
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited