Android 顯示Gif

JackTurky267110public class GIFView extends View{            private Movie movie;        private long moviestart;      public GIFView(Context context) throws IOException {          super(context);    movie=Movie.decodeStream(getResources().getAssets().open("anim_cerca.gif"));    }    public GIFView(Context context, AttributeSet attrs) throws IOException{        super(context, attrs);    movie=Movie.decodeStream(getResources().getAssets().open("anim_cerca.gif"));    }    public GIFView(Context context, AttributeSet attrs, int defStyle) throws IOException {        super(context, attrs, defStyle);        movie=Movie.decodeStream(getResources().getAssets().open("anim_cerca.gif"));    }@Override      protected void onDraw(Canvas canvas) {        super.onDraw(canvas);    long now=android.os.SystemClock.uptimeMillis();    Paint p = new Paint();    p.setAntiAlias(true);    if (moviestart == 0)             moviestart = now;            int relTime;            relTime = (int)((now - moviestart) % movie.duration());            movie.setTime(relTime);            movie.draw(canvas,0,0);            this.invalidate();       }                         }    

and in layout i put this custom view in this way:

<spazio.digitale.com.GIFView        android:layout_marginLeft="30dp" android:layout_gravity="center"        android:layout_width="wrap_content" android:layout_height="220dp"        android:id="@+id/GIFSingle"></spazio.digitale.com.GIFView>