手势识别(GestureOverlayView)

<android.gesture.GestureOverlayView

    android:id="@+id/gov"

    android:layout_width="fill_parent"

    android:layout_height="fill_parent"

android:gestureStrokeType="multiple" />

GestureOverlayView gov = (GestureOverlayView) findViewById(R.id.gov);

final GestureLibrary library = GestureLibraries.fromRawResource(this, R.raw.gestures);//加载手势库文件

library.load();

gov.addOnGesturePerformedListener(new OnGesturePerformedListener() {

   public void onGesturePerformed(GestureOverlayView overlay, Gesture gesture) {

      ArrayList<Prediction> list = library.recognize(gesture);

      for (Prediction p : list)

          System.out.println(p.name + ": " + p.score);

      //for外边，如果获取的第一个Prediction语言，的score大于4，则认为是已识别。

      //第一个是分数最大的，所以只去第一个即可。

          Prediction p=recognize.get(0);

             if(p.score>4){

                Toast.makeText(getApplicationContext(), p.name, Toast.LENGTH_SHORT).show();

             }else {

                Toast.makeText(getApplicationContext(), "未识别", Toast.LENGTH_SHORT).show();

             }

   }

});