Datagrid Preview doesnt move

e.Graphics.FillRectangle(Brushes.LightGray, new Rectangle(200, 90, dvgEntradasDespesas.Columns[0].Width, dvgEntradasDespesas.Rows[0].Height));

e.Graphics.DrawRectangle(Pens.Black, 200, 90, dvgEntradasDespesas.Columns[0].Width, dvgEntradasDespesas.Rows[0].Height);

e.Graphics.DrawString(dvgEntradasDespesas.Columns[7].HeaderText, dvgEntradasDespesas.Font, Brushes.Black, new RectangleF(200, 90, dvgEntradasDespesas.Columns[0].Width, dvgEntradasDespesas.Rows[0].Height), str);

#endregion

width = 100 + dvgEntradasDespesas.Columns[0].Width;

height = 100;

//variable i is declared at class level to preserve the value of i if e.hasmorepages is true

while (i < dvgEntradasDespesas.Rows.Count)

{

if (height > e.MarginBounds.Height)

{

height = 100;

width = 300;

e.HasMorePages = true;

return;

}

height += dvgEntradasDespesas.Rows[i].Height;

e.Graphics.DrawRectangle(Pens.Black, 100, height, dvgEntradasDespesas.Columns[0].Width, dvgEntradasDespesas.Rows[0].Height);

e.Graphics.DrawString(dvgEntradasDespesas.Rows[i].Cells[6].FormattedValue.ToString(), dvgEntradasDespesas.Font, Brushes.Black, new RectangleF(100, height, dvgEntradasDespesas.Columns[0].Width, dvgEntradasDespesas.Rows[0].Height), str);

e.Graphics.DrawRectangle(Pens.Black, 100 + dvgEntradasDespesas.Columns[0].Width, height, dvgEntradasDespesas.Columns[0].Width, dvgEntradasDespesas.Rows[0].Height);

e.Graphics.DrawString(dvgEntradasDespesas.Rows[i].Cells[7].FormattedValue.ToString(), dvgEntradasDespesas.Font, Brushes.Black, new RectangleF(100 + dvgEntradasDespesas.Columns[0].Width, height, dvgEntradasDespesas.Columns[0].Width, dvgEntradasDespesas.Rows[0].Height), str);