using System;
 using System.Windows.Forms;
 using System.Drawing;
 using System.Drawing.Printing;
 using System.Data;
 using System.Collections;namespace Sx_Mdi
 { 
 /// <summary>
 /// Summary description for DataGridPrinter.
 /// </summary>
 public class DataGridPrinter
 { 
 private PrintDocument ThePrintDocument;
 private DataTable TheTable;
 private DataGrid TheDataGrid;public int RowCount = 0; // current count of rows;
 private const int kVerticalCellLeeway = 10;
 public int PageNumber = 1;int PageWidth;
 int PageHeight;
 int TopMargin;
 int BottomMargin;public string receieve_amount; //收货数量
 public string receieve_moneys; //收货金额
 public string send_amount; //发货数量
 public string send_moneys; //发货金额 public DataGridPrinter(DataGrid aGrid, PrintDocument aPrintDocument, DataTable aTable)
 { 
 
 //
 // TODO: Add constructor logic here
 //
 TheDataGrid = aGrid;
 ThePrintDocument = aPrintDocument;
 TheTable = aTable; //得到打印参数
 PageWidth = ThePrintDocument.DefaultPageSettings.PaperSize.Width;
 PageHeight = ThePrintDocument.DefaultPageSettings.PaperSize.Height;
 TopMargin = ;
 BottomMargin = ThePrintDocument.DefaultPageSettings.Margins.Bottom;}
public void GetValues(string sh_amount,string sh_moneys,string fh_amount,string fh_moneys)
 { 
 
 //
 // TODO: Add constructor logic here
 //
 receieve_amount = sh_amount;
 receieve_moneys = sh_moneys;
 send_amount = fh_amount;
 send_moneys = fh_moneys; }
public void DrawHeader(Graphics g)
 { 
 
 SolidBrush ForeBrush = new SolidBrush(TheDataGrid.HeaderForeColor);
 SolidBrush BackBrush = new SolidBrush(TheDataGrid.HeaderBackColor);
 Pen TheLinePen = new Pen(TheDataGrid.GridLineColor, 1);
 StringFormat cellformat = new StringFormat();
 cellformat.Trimming = StringTrimming.EllipsisCharacter;
 cellformat.FormatFlags = StringFormatFlags.NoWrap | StringFormatFlags.LineLimit; g.DrawString("收发对比表",new Font("Arial", 20, FontStyle.Bold), new SolidBrush(TheDataGrid.HeaderBackColor), PageWidth/2 , TopMargin, new StringFormat());
int columnwidth = PageWidth/TheTable.Columns.Count - 20;
 int initialRowCount = RowCount;
// draw the table header
 float startxposition = TheDataGrid.Location.X;
 RectangleF nextcellbounds = new RectangleF(0,0, 0, 0);RectangleF HeaderBounds = new RectangleF(0, 0, 0, 0);
HeaderBounds.X = TheDataGrid.Location.X;
 HeaderBounds.Y = TheDataGrid.Location.Y + TopMargin + (RowCount - initialRowCount) * (TheDataGrid.Font.SizeInPoints + kVerticalCellLeeway);
 HeaderBounds.Height = TheDataGrid.Font.SizeInPoints + kVerticalCellLeeway;
 HeaderBounds.Width = PageWidth;g.FillRectangle(BackBrush, HeaderBounds);
for (int k = 0; k < TheTable.Columns.Count; k++)
 { 
 string nextcolumn = TheTable.Columns[k].ToString();
 switch(nextcolumn)
 { 
 
 case "code":
 nextcolumn ="收货单号";
 break; 
 case "Bp_Code":
 nextcolumn = "衣服编号";
 break;
 case "Bp_Name":
 nextcolumn = "衣服名称";
 break;
 case "receieve_prices":
 nextcolumn = "收货价格";
 break;
 case "receieve_amounts":
 nextcolumn = "收货数量";
 break;
 case "receieve_moneys":
 nextcolumn = "收货金额";
 break;
 case "send_amunts":
 nextcolumn = "发货数量";
 break;
 case "send_prices":
 nextcolumn = "发货价格[元/打]";
 break;
 case "send_moneys": 
 nextcolumn = "发货金额";
 break;
 default:
 break; 
 }RectangleF cellbounds = new RectangleF(startxposition, TheDataGrid.Location.Y + TopMargin + (RowCount - initialRowCount) * (TheDataGrid.Font.SizeInPoints + kVerticalCellLeeway),
 columnwidth, 
 TheDataGrid.HeaderFont.SizeInPoints + kVerticalCellLeeway);
 nextcellbounds = cellbounds;if (startxposition + columnwidth <= PageWidth)
 { 
 g.DrawString(nextcolumn, TheDataGrid.HeaderFont, ForeBrush, cellbounds, cellformat);
 }startxposition = startxposition + columnwidth;
 }
if (TheDataGrid.GridLineStyle != DataGridLineStyle.None)
 g.DrawLine(TheLinePen, TheDataGrid.Location.X, nextcellbounds.Bottom, PageWidth, nextcellbounds.Bottom);
 }public bool DrawRows(Graphics g)
 { 
 
 int lastRowBottom = TopMargin;try
 { 
 
 SolidBrush ForeBrush = new SolidBrush(TheDataGrid.ForeColor);
 SolidBrush BackBrush = new SolidBrush(TheDataGrid.BackColor);
 SolidBrush AlternatingBackBrush = new SolidBrush(TheDataGrid.AlternatingBackColor);
 Pen TheLinePen = new Pen(TheDataGrid.GridLineColor, 1);
 StringFormat cellformat = new StringFormat();
 cellformat.Trimming = StringTrimming.EllipsisCharacter;
 cellformat.FormatFlags = StringFormatFlags.NoWrap | StringFormatFlags.LineLimit;
 int columnwidth = PageWidth/TheTable.Columns.Count - 20;int initialRowCount = RowCount;
RectangleF RowBounds = new RectangleF(0, 0, 0, 0);
// draw vertical lines
ArrayList Lines = new ArrayList(); 
// draw the rows of the table
 for (int i = initialRowCount; i < TheTable.Rows.Count; i++)
 { 
 DataRow dr = TheTable.Rows[i];
 int startxposition = TheDataGrid.Location.X;RowBounds.X = TheDataGrid.Location.X;
 RowBounds.Y = TheDataGrid.Location.Y + TopMargin + ((RowCount - initialRowCount)+1) * (TheDataGrid.Font.SizeInPoints + kVerticalCellLeeway);
 RowBounds.Height = TheDataGrid.Font.SizeInPoints + kVerticalCellLeeway;
 RowBounds.Width = PageWidth;
 Lines.Add(RowBounds.Bottom);if (i%2 == 0)
 { 
 
 g.FillRectangle(BackBrush, RowBounds);
 }
 else
 { 
 
 g.FillRectangle(AlternatingBackBrush, RowBounds);
 } for (int j = 0; j < TheTable.Columns.Count; j++)
 { 
  RectangleF cellbounds = new RectangleF(startxposition, 
 TheDataGrid.Location.Y + TopMargin + ((RowCount - initialRowCount) + 1) * (TheDataGrid.Font.SizeInPoints + kVerticalCellLeeway),
 columnwidth, 
 TheDataGrid.Font.SizeInPoints + kVerticalCellLeeway); if (startxposition + columnwidth <= PageWidth)
 { 
 
 g.DrawString(dr[j].ToString(), TheDataGrid.Font, ForeBrush, cellbounds, cellformat);
 lastRowBottom = (int)cellbounds.Bottom;
 }startxposition = startxposition + columnwidth;
 } RowCount++;
if (RowCount * (TheDataGrid.Font.SizeInPoints + kVerticalCellLeeway) > (PageHeight * PageNumber) - (BottomMargin+TopMargin))
 { 
 
 DrawHorizontalLines(g, Lines);
 DrawVerticalGridLines(g, TheLinePen, columnwidth, lastRowBottom);
 return true;
 } }
DrawHorizontalLines(g, Lines);
 DrawVerticalGridLines(g, TheLinePen, columnwidth, lastRowBottom); RectangleF cellbound1 = new RectangleF(TheDataGrid.Location.X, 
 TheDataGrid.Location.Y + TopMargin + (RowCount + 1) * (TheDataGrid.Font.SizeInPoints + kVerticalCellLeeway),
 columnwidth, 
 TheDataGrid.Font.SizeInPoints + kVerticalCellLeeway);g.DrawString("合计：", TheDataGrid.Font, ForeBrush, cellbound1, new StringFormat());
 RectangleF cellbound2 = new RectangleF(TheDataGrid.Location.X+columnwidth, 
 TheDataGrid.Location.Y + TopMargin + (RowCount + 1) * (TheDataGrid.Font.SizeInPoints + kVerticalCellLeeway),
 columnwidth, 
 TheDataGrid.Font.SizeInPoints + kVerticalCellLeeway);g.DrawString(this.receieve_amount .ToString (), TheDataGrid.Font, ForeBrush, cellbound2, new StringFormat());
 RectangleF cellbound3 = new RectangleF(TheDataGrid.Location.X+2*columnwidth, 
 TheDataGrid.Location.Y + TopMargin + (RowCount + 1) * (TheDataGrid.Font.SizeInPoints + kVerticalCellLeeway),
 columnwidth, 
 TheDataGrid.Font.SizeInPoints + kVerticalCellLeeway);g.DrawString(this.receieve_moneys .ToString (), TheDataGrid.Font, ForeBrush, cellbound3, new StringFormat());
RectangleF cellbound4 = new RectangleF(TheDataGrid.Location.X+3*columnwidth, 
 TheDataGrid.Location.Y + TopMargin + (RowCount + 1) * (TheDataGrid.Font.SizeInPoints + kVerticalCellLeeway),
 columnwidth, 
 TheDataGrid.Font.SizeInPoints + kVerticalCellLeeway);g.DrawString(this.send_amount .ToString (), TheDataGrid.Font, ForeBrush, cellbound4, new StringFormat());
RectangleF cellbound5 = new RectangleF(TheDataGrid.Location.X+4*columnwidth, 
 TheDataGrid.Location.Y + TopMargin + (RowCount + 1) * (TheDataGrid.Font.SizeInPoints + kVerticalCellLeeway),
 columnwidth, 
 TheDataGrid.Font.SizeInPoints + kVerticalCellLeeway);g.DrawString(this.send_moneys .ToString (), TheDataGrid.Font, ForeBrush, cellbound5, new StringFormat());
 //g.DrawString("合计：", TheDataGrid.HeaderFont, ForeBrush, cellbounds, cellformat);
 return false;}
 catch (Exception ex)
 { 
 
 MessageBox.Show(ex.Message.ToString());
 return false;
 }}
void DrawHorizontalLines(Graphics g, ArrayList lines)
 { 
 
 Pen TheLinePen = new Pen(TheDataGrid.GridLineColor, 1);if (TheDataGrid.GridLineStyle == DataGridLineStyle.None)
 return;for (int i = 0; i < lines.Count; i++)
 { 
 
 g.DrawLine(TheLinePen, TheDataGrid.Location.X, (float)lines[i], PageWidth, (float)lines[i]);
 }
 }void DrawVerticalGridLines(Graphics g, Pen TheLinePen, int columnwidth, int bottom)
 { 
 
 if (TheDataGrid.GridLineStyle == DataGridLineStyle.None)
 return;for (int k = 0; k < TheTable.Columns.Count; k++)
 { 
 
 g.DrawLine(TheLinePen, TheDataGrid.Location.X + k*columnwidth, 
 TheDataGrid.Location.Y + TopMargin,
 TheDataGrid.Location.X + k*columnwidth,
 bottom);
 }
 } public bool DrawDataGrid(Graphics g)
 { 
 try
 { 
 
 DrawHeader(g);
 bool bContinue = DrawRows(g);
 return bContinue;
 }
 catch (Exception ex)
 { 
 
 MessageBox.Show(ex.Message.ToString());
 return false;
 }}
}
}