ImagePrinter 類是封裝好的列印類，列印前需要調用 public bool PrinterReady(Bitmap printContent) 方法傳入一個圖檔檔案，
之後就可以調用 PrintView() 進行列印浏覽，調用 PrintOut() 就可以列印了。
ExpressPrinter 類是調用 ImagePrinter 列印封裝類的一個執行個體，旨在與看看怎麼使用GDI+繪制需要列印的内容和字型。
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using System;
using System.Collections.Generic;
using System.Drawing.Imaging;
using System.Linq;
using System.Text;
using System.Drawing;
using System.Windows.Forms;
using System.Drawing.Printing;
using Lib.Biz.ClientService;
using Lib.Utility.Extension;
using PrintOrder.Utility;
namespace PrintOrder.ExpressPrinter.PrintDoc
{
/// <summary>
/// 列印圖檔内容
/// </summary>
public class ExpressPrinter
{
/// <summary>
/// 建立快遞單列印對象執行個體
/// </summary>
/// <param name="printerName">列印機名稱，如果為空将使用預設列印機</param>
/// <param name="template">列印模闆</param>
/// <param name="items">列印項</param>
/// <param name="isCoordinateRule">是否列印定位标尺</param>
public ExpressPrinter(string printerName, Print_Template template, List<Print_Item> items, bool isCoordinateRule)
{
m_template = template;
m_items = items;
m_print = new ImagePrinter(printerName);
m_isCoordinateRule = isCoordinateRule;
InitPrinter();
}
#region 變量
private Print_Template m_template;
private List<Print_Item> m_items;
private Bitmap m_bitmap = new Bitmap(10, 10);
private Brush m_brush = new SolidBrush(Color.Black);
private ImagePrinter m_print = null;
private bool m_isCoordinateRule = false;
#endregion
/// <summary>
/// 設定紙張大小
/// </summary>
private void SetPrintPageSize()
{
//使用百分之一英寸為機關重新建立繪圖圖面
using (Graphics g = Graphics.FromImage(m_bitmap))
{
//注：使用百分之一為機關
SizeF sizeF = new SizeF(
CommonMethod.PixelsToInches(m_template.Width,g.DpiX)*100,
CommonMethod.PixelsToInches(m_template.Height,g.DpiY)*100);
Size size = Size.Ceiling(sizeF);
m_print.DefaultPaperSize = new PaperSize("NewPage", size.Width,size.Height);
}
m_print.DefaultMargins = new Margins(0, 0, 0, 0);
m_print.PrintDocName = string.Format("{0}({1})",m_template.TemplateName,m_template.Modifier);
}
/// <summary>
/// 列印前初始化
/// </summary>
private void InitPrinter()
{
SetPrintPageSize(); //設定紙張大小
m_bitmap = new Bitmap(m_template.Width, m_template.Height);
Func<Print_Item, Font> getFont = (o =>
{
FontStyle fontStyle = FontStyle.Regular;
if (o.FontBold == 1)
fontStyle = fontStyle | FontStyle.Bold;
if (o.FontItalic == 1)
fontStyle = fontStyle | FontStyle.Italic;
if (o.FontStrikeout == 1)
fontStyle = fontStyle | FontStyle.Strikeout;
if (o.FontUnderline == 1)
fontStyle = fontStyle | FontStyle.Underline;
Font font = new Font(o.FontName, o.FontSize, fontStyle);
return font;
});
using (Graphics g = Graphics.FromImage(m_bitmap))
{
g.PageUnit = GraphicsUnit.Pixel;
//填充資料到圖檔模闆（位置要在制作圖檔模闆的時候度量好）
g.FillRectangle(Brushes.White, 0f, 0f
,m_template.Width
,m_template.Height);
//測試紙張大小
//this.DrawTestRectangle(g);
if (m_isCoordinateRule)
{
TestPageSize(g);
}
foreach (Print_Item item in m_items)
{
g.DrawString(
item.Text
, getFont(item)
, Brushes.Black
, new RectangleF(
item.Offset_X + m_template.Offset_X //設定全局列印偏移 X 坐标
,item.Offset_Y + m_template.Offset_Y //設定全局列印偏移 Y 坐标
,item.Width
,item.Height));
}
g.Dispose();
}
//m_bitmap.Save(@"D:\WorkTest\temp\express.jpg");
m_print.PrinterReady(m_bitmap);
}
private void DrawTestRectangle(Graphics g)
{
g.PageUnit = GraphicsUnit.Pixel;
SizeF size = new SizeF(
Utility.CommonMethod.MillimetersToPixel(30, g.DpiX)
, Utility.CommonMethod.MillimetersToPixel(30, g.DpiY));
g.DrawRectangle(new Pen(Color.Black, 1), 50, 50, size.Width, size.Height);
}
/// <summary>
/// 列印标尺
/// </summary>
private void TestPageSize(Graphics g)
{
g.PageUnit = GraphicsUnit.Pixel;
//八個定位方格
Size size = new Size(20,20);
Point ltop = new Point(0,0);
Point rtop = new Point(m_template.Width - size.Width, 0);
Point ldwn = new Point(0,m_template.Height - size.Height);
Point rdwn = new Point(m_template.Width - size.Width, m_template.Height - size.Height);
Point tmdio = new Point(m_template.Width/2-size.Width/2,0);
Point dmdio = new Point(m_template.Width / 2 - size.Width/ 2, m_template.Height - size.Height);
Point lmdio = new Point(0, m_template.Height / 2 - size.Height / 2);
Point rmdio = new Point(m_template.Width - size.Width, m_template.Height / 2 - size.Height / 2);
//Point mdio = new Point(m_template.Width / 2 - size.Width / 2, m_template.Height / 2 - size.Height / 2);
//左下和右上的限度矩形
Size tRec = new Size(m_template.Width/4,10);
Size lRec = new Size(10, m_template.Height / 4);
Point ldRec = new Point(0, lmdio.Y + size.Height + lRec.Height);//左下
Point rtRec = new Point(tmdio.X + size.Width + tRec.Width, 0);//右上
//十字中心
Size tdCrossSize = new Size(10,50);
Size lrCrossSize = new Size(50,10);
Point tdCrossPnt = new Point(m_template.Width / 2 - tdCrossSize.Width / 2, m_template.Height / 2 - tdCrossSize.Height/2);
Point lrCrossPnt = new Point(m_template.Width / 2 - lrCrossSize.Width / 2, m_template.Height / 2 - lrCrossSize.Height / 2);
g.FillRectangle(m_brush, new Rectangle(ltop, size));
g.FillRectangle(m_brush, new Rectangle(rtop, size));
g.FillRectangle(m_brush, new Rectangle(ldwn, size));
g.FillRectangle(m_brush, new Rectangle(rdwn, size));
g.FillRectangle(m_brush, new Rectangle(tmdio, size));
g.FillRectangle(m_brush, new Rectangle(dmdio, size));
g.FillRectangle(m_brush, new Rectangle(lmdio, size));
g.FillRectangle(m_brush, new Rectangle(rmdio, size));
g.FillRectangle(m_brush, new Rectangle(rtRec, tRec));
g.FillRectangle(m_brush, new Rectangle(ldRec, lRec));
g.FillRectangle(m_brush, new Rectangle(tdCrossPnt, tdCrossSize));
g.FillRectangle(m_brush, new Rectangle(lrCrossPnt, lrCrossSize));
string defaultSize = string.Format("紙張:{0}X{1}(px),{2}X{3}(mm)"
, CommonMethod.InchesToPixels(m_print.DefaultPaperSize.Width / 100f,g.DpiX)
, CommonMethod.InchesToPixels(m_print.DefaultPaperSize.Height / 100f, g.DpiY)
, CommonMethod.PixelToMillimeters(m_print.DefaultPaperSize.Width,g.DpiX)
, CommonMethod.PixelToMillimeters(m_print.DefaultPaperSize.Height, g.DpiY));
g.DrawString(defaultSize,new Font("宋體",9), m_brush,50,50);
string defaultMargin = string.Format("頁邊距:上={0},下={1},左={2},右={3}"
, CommonMethod.InchesToPixels(m_print.DefaultMargins.Top, g.DpiY)
, CommonMethod.InchesToPixels(m_print.DefaultMargins.Bottom, g.DpiY)
, CommonMethod.InchesToPixels(m_print.DefaultMargins.Left/ 100f,g.DpiX)
, CommonMethod.InchesToPixels(m_print.DefaultMargins.Right/ 100f,g.DpiX));
g.DrawString(defaultMargin, new Font("宋體", 12), m_brush, 50, 70);
string lrCrossStr = string.Format("左右各{0}毫米"
, CommonMethod.PixelToMillimeters(m_template.Width / 2F, g.DpiX));
g.DrawString(lrCrossStr, new Font("宋體", 12)
, m_brush
, m_print.DefaultPaperSize.Width / 3F
, m_print.DefaultPaperSize.Height / 2 + 30);
string tdCrossStr = string.Format("上下各{0}毫米"
, CommonMethod.PixelToMillimeters(m_template.Height / 2F, g.DpiY));
g.DrawString(tdCrossStr, new Font("宋體", 12)
, m_brush
, m_print.DefaultPaperSize.Width / 3F
, m_print.DefaultPaperSize.Height / 2 + 45);
}
#region 公共方法
/// <summary>
/// 列印預覽
/// </summary>
/// <returns></returns>
public DialogResult PrintProview()
{
return m_print.PrintView();
}
/// <summary>
/// 開始列印
/// </summary>
public void PrintOut()
{
m_print.PrintOut();
}
#endregion
}
}======================================================
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Drawing;
using System.Windows.Forms;
using System.Drawing.Printing;
using Lib.Utility.Extension;
using PrintOrder.Utility;
namespace PrintOrder.ExpressPrinter.PrintDoc
{
/// <summary>
/// 列印圖檔内容
/// </summary>
public class ImagePrinter:IDisposable
{
public ImagePrinter(string printerName)
{
if (!printerName.IsNullOrEmpty())
this.DefaultPrinterName = printerName;
//列印事件設定
m_printDoc.PrintPage += new PrintPageEventHandler(this.m_printDoc_PrintPage);
}
#region 變量
/// <summary>
/// 列印内容
/// </summary>
protected Bitmap m_printContent = null;
/// <summary>
/// 列印機名稱
/// </summary>
protected string m_printerName = string.Empty;
/// <summary>
/// 列印預覽
/// </summary>
PrintPreviewDialog m_printPreview = new PrintPreviewDialog();
/// <summary>
/// 待列印文檔
/// </summary>
PrintDocument m_printDoc = new PrintDocument();
#endregion
#region 屬性
/// <summary>
/// 待列印文檔名，列印隊列中的顯示值
/// </summary>
/// <remarks>建立人員(日期):★草青工作室★(111216 12:13)</remarks>
public string PrintDocName
{
set { m_printDoc.DocumentName = value; }
get { return m_printDoc.DocumentName ; }
}
/// <summary>
/// 擷取或設定預設紙張名稱
/// </summary>
/// <remarks>建立人員(日期):★草青工作室★(111216 12:13)</remarks>
public string DefaultPrinterName
{
set { m_printDoc.DefaultPageSettings.PrinterSettings.PrinterName = value; }
get { return m_printDoc.DefaultPageSettings.PrinterSettings.PrinterName; }
}
/// <summary>
/// 擷取或設定預設紙張大小
/// </summary>
/// <remarks>建立人員(日期):★草青工作室★(111216 12:13)</remarks>
public PaperSize DefaultPaperSize
{
set { m_printDoc.DefaultPageSettings.PaperSize = value; }
get { return m_printDoc.DefaultPageSettings.PaperSize; }
}
/// <summary>
/// 擷取或設定預設頁邊距
/// </summary>
/// <remarks>建立人員(日期):★草青工作室★(111216 12:13)</remarks>
public Margins DefaultMargins
{
set { m_printDoc.DefaultPageSettings.Margins = value; }
get { return m_printDoc.DefaultPageSettings.Margins; }
}
#endregion
#region 方法
/// <summary>
/// 準備列印
/// </summary>
/// <param name="printContent">列印内容</param>
/// <returns></returns>
/// <remarks>建立人員(日期):★草青工作室★(111217 16:45)</remarks>
public bool PrinterReady(Bitmap printContent)
{
m_printContent = printContent;
//列印事件設定
m_printDoc.PrintPage += new PrintPageEventHandler(this.m_printDoc_PrintPage);
return true;
}
/// <summary>
/// 列印浏覽
/// </summary>
/// <remarks>建立人員(日期):★草青工作室★(111215 21:50)</remarks>
public DialogResult PrintView()
{
//列印預覽
PrintPreviewDialog ppd = new PrintPreviewDialog();
ppd.Document = m_printDoc;
return ppd.ShowDialog();
}
/// <summary>
/// 開始列印
/// </summary>
/// <remarks>建立人員(日期):★草青工作室★(111215 21:50)</remarks>
public void PrintOut()
{
try
{
m_printDoc.Print();
}
catch (Exception ex)
{
//RegisterLog.ExceptionsStack.RegisterError(ex);
MessageBox.Show(ex.Message, "列印出錯,詳見異常日志！", MessageBoxButtons.OK, MessageBoxIcon.Error);
m_printDoc.PrintController.OnEndPrint(m_printDoc, new PrintEventArgs());
}
}
/// <summary>
/// 列印事件處理
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void m_printDoc_PrintPage(object sender, PrintPageEventArgs e)
{
e.Graphics.PageUnit = GraphicsUnit.Pixel;
//目标大小(注：列印區域使用的是‘百分之一英寸’為機關)
int x = e.MarginBounds.X;
int y = e.MarginBounds.Y;
float width = CommonMethod.InchesToPixels((float)Math.Round(e.MarginBounds.Width/100.0,2),e.Graphics.DpiX);
float height = CommonMethod.InchesToPixels((float)Math.Round(e.MarginBounds.Height / 100.0, 2), e.Graphics.DpiY);
RectangleF destRectF = new RectangleF(x, y, width, height);//目标大小
//原圖大小
Rectangle srcRectF = new Rectangle(0, 0, m_printContent.Width, m_printContent.Height);
//繪制列印内容
e.Graphics.DrawImage(m_printContent
, destRectF, srcRectF
, GraphicsUnit.Pixel);
}
#endregion
public void Dispose()
{
if(m_printDoc != null)
m_printDoc.PrintPage -= new PrintPageEventHandler(this.m_printDoc_PrintPage);
}
}
}
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