QDRect from1 = new QDRect(0, 0, trackFore.getSize().getWidth(),
trackFore.getSize().getHeight());
QDRect to1 = new QDRect(0, 0,
movFore.getDisplayBoundsRgn().getBounds().getWidth(),
movFore.getDisplayBoundsRgn().getBounds().getHeight());
matrix1.map(from1, to1);
Matrix matrix2 = new Matrix();
QDRect from2 = new QDRect(0, 0, trackBack.getSize().getWidth(),
trackBack.getSize().getHeight());
QDRect to2 = new QDRect(0, 0,
movBack.getDisplayBoundsRgn().getBounds().getWidth(),