allprojects {
    repositories {
        maven {
            url 'https://s01.oss.sonatype.org/content/repositories/releases/'
        }
    }
}

dependencies {
    implementation('com.gitee.chinasoft_ohos:simple-finger-gestures-ohos-library:1.2.2')
    ......  
 }

private SimpleFingerGestures mySfg = new SimpleFingerGestures();

mySfg.setOnFingerGestureListener(new SimpleFingerGestures.OnFingerGestureListener() {
    @Override
    public boolean onSwipeUp(int fingers, long gestureDuration, double gestureDistance) {
        grtv.setText("swiped " + fingers + " up");
        return false;
    }

    @Override
    public boolean onSwipeDown(int fingers, long gestureDuration, double gestureDistance) {
        grtv.setText("swiped " + fingers + " down");
        return false;
    }

    @Override
    public boolean onSwipeLeft(int fingers, long gestureDuration, double gestureDistance) {
        grtv.setText("swiped " + fingers + " left");
        return false;
    }

    @Override
    public boolean onSwipeRight(int fingers, long gestureDuration, double gestureDistance) {
        grtv.setText("swiped " + fingers + " right");
        return false;
    }

    @Override
    public boolean onPinch(int fingers, long gestureDuration, double gestureDistance) {
        grtv.setText("pinch");
        return false;
    }

    @Override
    public boolean onUnpinch(int fingers, long gestureDuration, double gestureDistance) {
        grtv.setText("unpinch");
        return false;
    }

    @Override
    public boolean onDoubleTap(int fingers) {
        return false;
    }
});

myView.setTouchEventListener(mySfg);