C# 高清打印，GC内部绘制，区域面板Panel打印

C# 高清绘制打印
    打印时不推荐BitMap打印（除非特殊情况下），一般直接绘制在GC内部，


printDoc=   private static System.Drawing.Printing.PrintDocument printDoc = new System.Drawing.Printing.PrintDocument();   //打印机上下文
ppvw=   PrintPreviewDialog ppvw = new PrintPreviewDialog();//打印预览

 printDoc.PrintPage += new System.Drawing.Printing.PrintPageEventHandler(PrintDoc_PrintPage);
 printDoc.EndPrint += new System.Drawing.Printing.PrintEventHandler(PrintDoc_EndPrintPage);
  if (ppvw.ShowDialog() != DialogResult.OK)
        {
             printDoc.PrintPage -= new System.Drawing.Printing.PrintPageEventHandler(PrintDoc_PrintPage);
             printDoc.EndPrint -= new System.Drawing.Printing.PrintEventHandler(PrintDoc_EndPrintPage);
             return;
           }
       printDoc.Print();       


     private void PrintDoc_PrintPage(object sender, System.Drawing.Printing.PrintPageEventArgs e)
        {
            Graphics g = e.Graphics;//在打印机内的Graphics 绘制图片 重要
            e.Graphics.RotateTransform(180.0F);
            DrawDocument(g);
            //e.Graphics.RotateTransform(-180.0F);
        }


       /// <summary>
        /// 绘图过程
        /// </summary>

        /// <param name="g"></param>
        private void DrawDocument(Graphics g)
        {
            BankBillModel model = GetModel();
            if (g == null)
                return;
            //存单类型
            g.DrawString(model.BillName, _font, _brush, (int)CommCalcHelper.MMToPx(DPI, 100), (int)CommCalcHelper.MMToPx(DPI, 6));
            //账号ID
            g.DrawString(model.BillAccountID, _font, _brush, (int)CommCalcHelper.MMToPx(DPI, 20), (int)CommCalcHelper.MMToPx(DPI, 20));
            //户名
            g.DrawString(model.BillAccountName, _font, _brush, (int)CommCalcHelper.MMToPx(DPI, 90), (int)CommCalcHelper.MMToPx(DPI, 20));
            //币种
            g.DrawString(model.Currency, _font, _brush, (int)CommCalcHelper.MMToPx(DPI, 20), (int)CommCalcHelper.MMToPx(DPI, 36));
            //金额
            g.DrawString(CmycurD(model.Amount), _font, _brush, (int)CommCalcHelper.MMToPx(DPI, 60), (int)CommCalcHelper.MMToPx(DPI, 36));
            //存入日
            g.DrawString(model.DepositDate, _font, _brush, (int)CommCalcHelper.MMToPx(DPI, 9), (int)CommCalcHelper.MMToPx(DPI, 51));
            //存日期
            g.DrawString(model.SurvivalPeriod, _font, _brush, (int)CommCalcHelper.MMToPx(DPI, 35), (int)CommCalcHelper.MMToPx(DPI, 51));
            //年利率
            g.DrawString(model.AnnualRate, _font, _brush, (int)CommCalcHelper.MMToPx(DPI, 45), (int)CommCalcHelper.MMToPx(DPI, 51));
            //起息日
            g.DrawString(model.DepositDate, _font, _brush, (int)CommCalcHelper.MMToPx(DPI, 60), (int)CommCalcHelper.MMToPx(DPI, 51));
            //到期日
            g.DrawString(GetEndDate(), _font, _brush, (int)CommCalcHelper.MMToPx(DPI, 85), (int)CommCalcHelper.MMToPx(DPI, 51));
            //到期利息
            g.DrawString(CalcInterest(), _font, _brush, (int)CommCalcHelper.MMToPx(DPI, 115), (int)CommCalcHelper.MMToPx(DPI, 51));
            //印章图片
            Image image = Properties.Resources.GreenSealBill;