All Implemented Interfaces:
```
public final class TextPatternScannerFrameHandler
extends FrameHandler
                    
```
Performs pattern text scanning on camera preview frames. Outputs results via TextPatternScannerFrameHandler.ResultHandler.
Preview frame considered intercepted if at least one TextPatternScannerFrameHandler.ResultHandler returns true from TextPatternScannerFrameHandler.ResultHandler.handle

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`public interface`	`TextPatternScannerFrameHandler.ResultHandler`	Continuously notified about text scanning results.
`public abstract class`	`TextPatternScannerFrameHandler.TextPatternScannerResultHandler`	Successor-class needed for cross-platform implementation.

Field Summary

Fields
Modifier and Type	Field	Description

Constructor Summary

Constructors
Constructor	Description
`TextPatternScannerFrameHandler(TextPatternScanner textPatternScanner)`

Enum Constant Summary

Enum Constants
Enum Constant	Description

Method Summary

Modifier and Type	Method	Description
`Boolean`	`handleFrame(FrameHandler.Frame previewFrame)`	Invoked for every new camera preview frame.
`final Unit`	`addResultHandler(TextPatternScannerFrameHandler.ResultHandler resultHandler)`	Registers result handler which will be notified about text scanning results.
`final Unit`	`removeResultHandler(TextPatternScannerFrameHandler.ResultHandler resultHandler)`	Unregisters handler.
`final Unit`	`clearResultHandlers()`	Unregisters all handlers.
`final static TextPatternScannerFrameHandler`	`attach(IScanbotCameraView cameraView, TextPatternScanner textPatternScanner)`	Convenience method for creating new TextPatternScannerFrameHandler and adding it as FrameHandler to given camera view.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - TextPatternScannerFrameHandler
```
TextPatternScannerFrameHandler(TextPatternScanner textPatternScanner)
```
- Method Detail
  - handleFrame
```
@Synchronized() Boolean handleFrame(FrameHandler.Frame previewFrame)
```
    Invoked for every new camera preview frame.
    
    Parameters:
    
    previewFrame - captured preview frame data
  - addResultHandler
```
 final Unit addResultHandler(TextPatternScannerFrameHandler.ResultHandler resultHandler)
```
    Registers result handler which will be notified about text scanning results.
    Results are coming on the worker thread. Don't forget to move execution to main thread before updating UI.
    
    Parameters:
    
    resultHandler - handler to register.
  - removeResultHandler
```
 final Unit removeResultHandler(TextPatternScannerFrameHandler.ResultHandler resultHandler)
```
    Unregisters handler.
    
    Parameters:
    
    resultHandler - handler to unregister.
  - clearResultHandlers
```
 final Unit clearResultHandlers()
```
    Unregisters all handlers. If nothing was registered before, nothing happens.
  - attach
```
 final static TextPatternScannerFrameHandler attach(IScanbotCameraView cameraView, TextPatternScanner textPatternScanner)
```
    Convenience method for creating new TextPatternScannerFrameHandler and adding it as FrameHandler to given camera view.
    
    Parameters:
    
    cameraView - cameraView to attach handler to
    
    textPatternScanner - scanner to perform ID card detection

Class TextPatternScannerFrameHandler

Nested Class Summary

Field Summary

Constructor Summary

Enum Constant Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

TextPatternScannerFrameHandler

Method Detail

handleFrame

addResultHandler

removeResultHandler

clearResultHandlers

attach