io.flutter.embedding.android

Class AndroidTouchProcessor

java.lang.Object

io.flutter.embedding.android.AndroidTouchProcessor

public class AndroidTouchProcessor
extends Object

Sends touch information from Android to Flutter in a format that Flutter understands.

Constructor Summary

Constructors

Constructor and Description
AndroidTouchProcessor(FlutterRenderer renderer, boolean trackMotionEvents) Constructs an AndroidTouchProcessor that will send touch event data to the Flutter execution context represented by the given FlutterRenderer.

Method Summary

Modifier and Type	Method and Description
boolean	onGenericMotionEvent(MotionEvent event) Sends the given generic MotionEvent data to Flutter in a format that Flutter understands.
boolean	onTouchEvent(MotionEvent event)
boolean	onTouchEvent(MotionEvent event, Matrix transformMatrix) Sends the given MotionEvent data to Flutter in a format that Flutter understands.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AndroidTouchProcessor

public AndroidTouchProcessor(@NonNull
                             FlutterRenderer renderer,
                             boolean trackMotionEvents)

Constructs an AndroidTouchProcessor that will send touch event data to the Flutter execution context represented by the given FlutterRenderer.

Method Detail

onTouchEvent

public boolean onTouchEvent(@NonNull
                            MotionEvent event)

onTouchEvent

public boolean onTouchEvent(@NonNull
                            MotionEvent event,
                            Matrix transformMatrix)

Sends the given MotionEvent data to Flutter in a format that Flutter understands.

onGenericMotionEvent

public boolean onGenericMotionEvent(@NonNull
                                    MotionEvent event)

Sends the given generic MotionEvent data to Flutter in a format that Flutter understands.

Generic motion events include joystick movement, mouse hover, track pad touches, scroll wheel movements, etc.