title: draw lots of lines with android drawLines
body: <p>when i draw a lot of lines, the apps takes a long time to finish drawing. My goal is to connecting of the points in a1[] to form a line. Is there is faster way of doing this? please help!</p>
  
  <pre><code>           &gt; $ for (int i = 0; i &lt; x.length - 1; i++) {
         &gt;        _canvas.drawLine(a1[i].x, a1[i].y, a1[i + 1].x, a1[i + 1].y,_paint);}
  </code></pre>