protected void drawDescription(Canvas c){
  if (!mDescription.equals("")) {
    if (mDescriptionPosition == null) {
      c.drawText(mDescription,getWidth() - mViewPortHandler.offsetRight() - 10,getHeight() - mViewPortHandler.offsetBottom() - 10,mDescPaint);
    }
 else {
      c.drawText(mDescription,mDescriptionPosition.x,mDescriptionPosition.y,mDescPaint);
    }
  }
}

protected void drawDescription ( Canvas c ) { if ( ! mDescription . equals ( "" ) ) { if ( mDescriptionPosition == null ) { c . drawText ( mDescription , getWidth ( ) - mViewPortHandler . offsetRight ( ) - 10 , getHeight ( ) - mViewPortHandler . offsetBottom ( ) - 10 , mDescPaint ) ; } else { c . drawText ( mDescription , mDescriptionPosition . x , mDescriptionPosition . y , mDescPaint ) ; } } }
draws the description text in the bottom right corner of the chart
