gistfile1.diff

-                final float wd = w - d.getIntrinsicWidth();
-                final float wdDiv2 = wd / 2;
+                final float wd = (getWidth() / 2) - (w / 2);
 
                 final RectF r1 = new RectF(0, offset, d.getIntrinsicWidth(), d.getIntrinsicHeight());
-                final RectF r2 = new RectF(-wdDiv2, 0, d.getIntrinsicWidth() + wdDiv2, getHeight());
+                final RectF r2 = new RectF(wd, 0, getWidth() - wd, getHeight());