GDI+画打印内容

private void printDocument1_PrintPage(object sender, System.Drawing.Printing.PrintPageEventArgs e)
{
    DataGridViewRow dr = this.dataGridView1.SelectedRows[0];
    Graphics g = e.Graphics;//获得绘图对象
    g.PageUnit = GraphicsUnit.Display;
    float yPosition = 0;    //绘制字符串的纵向位置
    float xp = MeasureStringWidth("用户名称：");

    float leftMargin = e.MarginBounds.Left + tx / 10 * 39; //左边距
    float topMargin = e.MarginBounds.Top + ty / 10 * 39; //上边距   
    float p1 = leftMargin + xp + xp / 3.5f;
    float p2 = p1 + 5.5f * 39;
    float p3 = p2 + 5.5f * 39;

    Font printFont = new Font(fontName, float.Parse(fontSize));//当前的打印字体
    //Font printFont = new Font("宋体", 9);
    SolidBrush myBrush = new SolidBrush(Color.Black);//刷子 
    //line 1
    yPosition = topMargin;
    float noPosition=leftMargin + e.MarginBounds.Width - MeasureStringWidth("No：5090426001") + 39 * 1;
    g.DrawString("NO:" + dr.Cells[0].Value.ToString(), printFont, myBrush, noPosition, topMargin - 39 * 0.1f, new StringFormat());
    //line 2
    yPosition = topMargin + (0.8f * printFont.GetHeight(g));
    float userPosition=leftMargin + xp - 39 * 0.3f;
    float year=leftMargin + xp * 2 + 1.3f * 39;
    float month=year + xp / 4 + 39;
    float day=month + 39 * 1;
    float userNum = leftMargin + xp * 2 + 3.3f * 39 + xp / 4 + 39 * 1.5f + xp * 2;
    DateTime ticketDate=Convert.ToDateTime(dr.Cells["开票日期"].Value.ToString());
    g.DrawString(dr.Cells["用户"].Value.ToString(), printFont, myBrush, userPosition, yPosition, new StringFormat());
     g.DrawString(ticketDate.Year.ToString(), printFont, myBrush, year, yPosition, new StringFormat());
    g.DrawString(ticketDate.Month.ToString(), printFont, myBrush, month, yPosition, new StringFormat());
    g.DrawString(ticketDate.Day.ToString(), printFont, myBrush, day, yPosition, new StringFormat());
    g.DrawString(dr.Cells["用户编号"].Value.ToString(), printFont, myBrush, userNum, yPosition, new StringFormat());
    //line 3
    yPosition = topMargin + (3 * printFont.GetHeight(g));
    g.DrawString(dr.Cells["支口"].Value.ToString(), printFont, myBrush, p1, yPosition, new StringFormat());
    g.DrawString(dr.Cells["开启尺度"].Value.ToString(), printFont, myBrush, p2, yPosition, new StringFormat());
    g.DrawString(dr.Cells["时流量"].Value.ToString(), printFont, myBrush, p3,yPosition, new StringFormat());
    //line 4
    yPosition = topMargin + (5.5f * printFont.GetHeight(g));
    g.DrawString(dr.Cells["放水量"].Value.ToString(), printFont, myBrush, p1, yPosition, new StringFormat());
    g.DrawString(dr.Cells["开启时间"].Value.ToString(), printFont, myBrush, p2-39*0.2f, yPosition, new StringFormat());
    g.DrawString(dr.Cells["关闭时间"].Value.ToString(), printFont, myBrush, p3-39*0.3f, yPosition, new StringFormat());
    //line 5
    yPosition = topMargin + (8.0f * printFont.GetHeight(g));
    g.DrawString(dr.Cells["灌溉面积"].Value.ToString(), printFont, myBrush, p1, yPosition, new StringFormat());
    g.DrawString(dr.Cells["水价"].Value.ToString(), printFont, myBrush, p2, yPosition, new StringFormat());
    DateTime sDate = Convert.ToDateTime(dr.Cells["开启时间"].Value.ToString());
    DateTime eDate = Convert.ToDateTime(dr.Cells["关闭时间"].Value.ToString());
    //TimeSpan span = eDate - sDate;
    //string totalhour = span.Days * 24 + span.Hours.ToString()+span.Minutes;
    //-----xxx201075162325修改----------
    TimeSpan ts1 = new TimeSpan(sDate.Ticks);
    TimeSpan ts2 = new TimeSpan(eDate.Ticks);
    TimeSpan ts = ts1.Subtract(ts2).Duration();
    string totalhour = string.Format("{0:00}", ts.Days * 24 + ts.Hours) + ":" + string.Format("{0:00}", ts.Minutes) + ":" + string.Format("{0:00}", ts.Seconds); ;
    //-------------------------------------
    g.DrawString(totalhour.ToString(), printFont, myBrush, p3, yPosition, new StringFormat());
    //line 6
    yPosition = topMargin + (10.5f * printFont.GetHeight(g));
    g.DrawString(dr.Cells["水价类型"].Value.ToString(), printFont, myBrush, p1, yPosition, new StringFormat());
    g.DrawString(dr.Cells["水费"].Value.ToString(), printFont, myBrush, p2, yPosition, new StringFormat());

    string ticketState = "";//水票状态           
    try
    {
        string tid = dr.Cells[0].Value.ToString().Trim();
        string[] strs = BusinessUserBLL.GetWaterTicketCheckResult(tid);
        if (strs[0] == "True")
        {                  
            if (strs[1] == "True")
            {
                ticketState = "审核通过！";                     
            }
        }
        else
        {
            ticketState = "确认";                   
        }
    }
    catch
    { }
    g.DrawString(ticketState, printFont, myBrush, p3, yPosition-3.9f*0.3f, new StringFormat());             
    yPosition = topMargin + (12.7f * printFont.GetHeight(g));
    g.DrawString(FrmMain.sessionuser.Uname, printFont, myBrush, p1 + 39 * 4.4f, yPosition, new StringFormat());
    g.DrawString(BusinessUserBLL.CheckPerson(dr.Cells[0].Value.ToString()), printFont, myBrush, leftMargin + xp - 39 * 0.6f, yPosition, new StringFormat());
}