<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
 xmlns:tools="http://schemas.android.com/tools"
 android:layout_width="match_parent"
 android:layout_height="match_parent"
 tools:context="com.example.gesture.MainActivity" >

 <android.gesture.GestureOverlayView
 android:id="@+id/mygesture"
 android:layout_width="match_parent"
 android:layout_height="match_parent"
 android:gestureStrokeType="multiple"
  />

</RelativeLayout>

public class MainActivity extends Activity {

 private GestureOverlayView myges;
 private GestureLibrary library;

 @Override
 protected void onCreate(Bundle savedInstanceState) {
 super.onCreate(savedInstanceState);
 setContentView(R.layout.activity_main);
 myges = (GestureOverlayView) this.findViewById(R.id.mygesture);
 library = GestureLibraries.fromRawResource(this,
  R.raw.gestures);
 // 讀取庫中數(shù)據(jù)
 library.load();

 //監(jiān)聽繪制手勢事件
 myges.addOnGesturePerformedListener(new OnGesturePerformedListener() {

  @Override
  public void onGesturePerformed(GestureOverlayView overlay,
   Gesture gesture) {
  //Prediction中存儲(chǔ)的是比對的結(jié)果
  List<Prediction> list = library.recognize(gesture);
  //遍歷結(jié)果,score是比對后的分?jǐn)?shù)，分?jǐn)?shù)越大，越相近
  for(Prediction p : list){
   Log.i("lenve", p.name+"------------"+p.score);
  }
  if(list.get(0).score>4){
   Toast.makeText(MainActivity.this,list.get(0).name, Toast.LENGTH_LONG).show();
  }else{
   Toast.makeText(MainActivity.this,"手勢無法識(shí)別", Toast.LENGTH_LONG).show();
  }
  }
 });
 }
}