How can you draw an arrow in Android

Answer 1, Authority 100%

Perhaps someone is useful to drawn arrogant:

Public Class Drawarrow Extends Activity {
@Override
PROTECTED VOID OnCreate (Bundle SavedInstanceState) {
Super.ONCREATE (SavedInstanceState);
SetContentView (New DrawView (this));
}
Class DrawView EXTENDS VIEW {
  Paint P;
  Public DrawView (CONTEXT CONTEXT) {
    Super (Context);
    P = New Paint ();
    P.Setstrokewidth (7);
    P.SetStyle (paint.style.fill_and_stroke);
  }
  @Override
  PROTECTED VOID ONDRAW (CANVAS CANVAS) {
    P.Setcolor (Color.Black);
    canvas.drawpath (MAKEARROW (200,100), P);
  }
}
Private Path MakeArrow (Float Length, Float Height) {// = Height / 2
  Path Path = New path ();
  path.reset ();
  path.moveto (0.0F, Height * 0.5f);
  Path.Lineto (Length, Height * 0.5f);
  Path.Lineto (Length * 0.97F, Height * 0.35f);
  Path.Lineto (Length * 1.2F, Height * 0.5f);
  Path.Lineto (Length * 0.97F, Height * 0.65f);
  Path.Lineto (Length, Height * 0.5f);
  path.close ();
  RETURN PATH;
 }
}

Answer 2, Authority 33%

and 9-patch than not like ???