using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Drawing.Printing;using System.Linq;using System.Text;using System.Threading.Tasks;using System.Windows.Forms;namespace DemoPrint{ public partial class MainForm : Form {  private int width_p = 200;//單位是mm  private int height_p = 70;//單位是mm  private int margin_lr = 2;//左右邊距  private int margin_tb = 2;//上下邊距  /// <summary>  /// 需要打印的內容  /// </summary>  public List<PrintInfo> PrintInfos { get; set; }  private PrintHelper printHelper = new PrintHelper();  public MainForm()  {   InitializeComponent();  }  private void MainForm_Load(object sender, EventArgs e)  {   InitInfo();   InitDocument();  }  private void InitInfo() {   PrinterSettings printSetting = new PrinterSettings();   printSetting.PrintRange = PrintRange.AllPages;     int width_in = MM2Inch(width_p);   int height_in = MM2Inch(height_p);   PageSettings pageSetting = new PageSettings(printSetting);   pageSetting.PaperSize = new PaperSize("customer",width_in, height_in);      int margin_lr_in = MM2Inch(margin_lr);   int margin_tb_in = MM2Inch(margin_tb);   pageSetting.Margins = new Margins(margin_lr_in, margin_lr_in, margin_tb_in, margin_tb_in);   this.pdControl.DefaultPageSettings = pageSetting;  }  private void InitDocument() {   List<PrintInfo> lstPrintInfos = new List<PrintInfo>();   PrintInfo p0 = new PrintInfo()   {    PrtType = PrintType.Table,    PrtColor = Color.Brown,    Row = int.Parse(this.txtRow.Text.Trim()),    Column = int.Parse(this.txtColumn.Text.Trim()),    Start = new Point(int.Parse(this.txtStart.Text.Trim(new char[] { '(', ')' }).Split(',')[0]), int.Parse(this.txtStart.Text.Trim(new char[] { '(', ')' }).Split(',')[1])),    End = new Point(int.Parse(this.txtEnd.Text.Trim(new char[] { '(', ')' }).Split(',')[0]), int.Parse(this.txtEnd.Text.Trim(new char[] { '(', ')' }).Split(',')[1]))       };   lstPrintInfos.Add(p0);   printHelper.PrintInfos = lstPrintInfos;  }  /// <summary>  /// 轉換毫米到百分之一英寸  /// </summary>  /// <param name="mm"></param>  /// <returns></returns>  private int MM2Inch(int mm) {   return (int)(mm * 100.0f / 25.4f);  }  /// <summary>  /// 打印開始事件  /// </summary>  /// <param name="sender"></param>  /// <param name="e"></param>  private void pdControl_BeginPrint(object sender, PrintEventArgs e)  {  }  /// <summary>  /// 打印事件  /// </summary>  /// <param name="sender"></param>  /// <param name="e"></param>  private void pdControl_PrintPage(object sender, PrintPageEventArgs e)  {   Font font = new Font("Arial", 14f, FontStyle.Regular);   Graphics g = e.Graphics;   g.PageScale = 1;   g.PageUnit = GraphicsUnit.Millimeter;   //先畫一個矩形   Pen lineColor = new Pen(Color.Black, 0.2f);   g.FillRectangle(Brushes.Linen,0,0,width_p,height_p);   printHelper.Print(g);  }  /// <summary>  /// 打印結束事件  /// </summary>  /// <param name="sender"></param>  /// <param name="e"></param>  private void pdControl_EndPrint(object sender, PrintEventArgs e)  {  }  /// <summary>  /// 打印  /// </summary>  /// <param name="sender"></param>  /// <param name="e"></param>  private void btnPrint_Click(object sender, EventArgs e)  {   //打印對話框   if (this.ptDControl.ShowDialog() == DialogResult.OK)   {    this.pdControl.Print();   }  }  private void lblColor_Click(object sender, EventArgs e)  {   ColorDialog f = new ColorDialog();   if (f.ShowDialog() == DialogResult.OK)   {    this.lblColor.BackColor = f.Color;   }  }  /// <summary>  /// 刷新  /// </summary>  /// <param name="sender"></param>  /// <param name="e"></param>  private void btnRefresh_Click(object sender, EventArgs e)  {   List<PrintInfo> lstPrintInfos = new List<PrintInfo>();   //表格配置   PrintInfo p0 = new PrintInfo()   {    PrtType = PrintType.Table,    PrtColor = Color.Brown,    Row = int.Parse(this.txtRow.Text.Trim()),    Column = int.Parse(this.txtColumn.Text.Trim()),    Start = new Point(int.Parse(this.txtStart.Text.Trim(new char[] { '(', ')' }).Split(',')[0]), int.Parse(this.txtStart.Text.Trim(new char[] { '(', ')' }).Split(',')[1])),    End = new Point(int.Parse(this.txtEnd.Text.Trim(new char[] { '(', ')' }).Split(',')[0]), int.Parse(this.txtEnd.Text.Trim(new char[] { '(', ')' }).Split(',')[1]))   };   lstPrintInfos.Add(p0);   //標題配置   PrintInfo p1 = new PrintInfo()   {    PrtType = PrintType.Text,    PrtColor = this.lblColor.BackColor,    Content = this.txtTitle.Text.Trim(),    Size = int.Parse(this.txtSize.Text.Trim()),    FontStyle = chkBold.Checked ? FontStyle.Bold : FontStyle.Regular,    Start = new Point(int.Parse(this.txtLocation.Text.Trim(new char[] { '(', ')' }).Split(',')[0]), int.Parse(this.txtLocation.Text.Trim(new char[] { '(', ')' }).Split(',')[1]))   };   lstPrintInfos.Add(p1);   //內容   TextBox[] T = new TextBox[12] { T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12 };   TextBox[] L = new TextBox[12] { L1, L2, L3, L4, L5, L6, L7, L8, L9, L10, L11, L12 };   for (int i = 0; i < 12; i++)   {    PrintInfo p = new PrintInfo()    {     PrtType = PrintType.Text,     PrtColor = Color.Black,     Content = T[i].Text.Trim(),     Size = 12,     FontStyle = FontStyle.Regular,     Start = new Point(int.Parse(L[i].Text.Trim(new char[] { '(', ')' }).Split(',')[0]), int.Parse(L[i].Text.Trim(new char[] { '(', ')' }).Split(',')[1]))    };    lstPrintInfos.Add(p);   }   //打印時間   PrintInfo p2 = new PrintInfo()   {    PrtType = PrintType.Text,    PrtColor = this.lblColor.BackColor,    Content = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"),    Size =11,    FontStyle =FontStyle.Regular,    Start = new Point(145,63)   };   lstPrintInfos.Add(p2);   printHelper.PrintInfos = lstPrintInfos;   this.ppVControl.InvalidatePreview();//刷新文檔的預覽，重新調用PrintDocument的Print方法  } }}