通用表格打印2 (基于DevExpress)

//
// =================================================
// 基于DevExpress通用表格打印
//
// 设计: 陈炎和 2011.02
//==================================================
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using DevExpress.XtraReports.UI;
using System.Data;
using System.Windows.Forms;

namespace cyh.General
{
/// <summary>
/// 通用报表
/// 每页的小页数暂不支持（需用子报表）
/// </summary>
public class ctlTableXReport : DevExpress.XtraReports.UI.XtraReport,iTableReport
{

/// <summary>
/// 数据源
/// </summary>
public new DataTable DataSource
{
get { return (DataTable)base.DataSource; }
set { base.DataSource = value; }
}

private ReportMain m_rpm = new ReportMain();
private ArrayList m_rpt = new ArrayList();
private ArrayList m_rpf = new ArrayList();
private ReportBarcode m_rpb = new ReportBarcode();
private int m_rowindex;
/// <summary>
/// 定义报表主体同时创建报表(必须先定义SetReportTitle和SetReportFiled)
/// </summary>
/// <param name="DetailHeight">明细每行高度</param>
/// <param name="DetailRows">每页行数(0:自动计算)</param>
/// <param name="GridLine">表格线的类型 1:三栏表,2:有边框的三栏,4:完全网格</param>
/// <param name="Align">表格对齐方向</param>
/// <param name="Landscape">横向还是纵向打印</param>
/// <param name="Margins">页的边距尺寸</param>
/// <param name="PaperKind">标准的纸张大小</param>
/// <param name="pageSize">纸张大小</param>
/// <param name="FromPage">起始页</param>
/// <param name="ToPage">结束页</param>
/// <param name="printerName">打印机名</param>
/// <param name="AutoPageHeight">根据行高度及行数计算纸长</param>
/// <param name="Pages">每页的小页数</param>
public void SetReportMain(int DetailHeight, int DetailRows, ReportGridLine GridLine, StringAlignment Align, bool Landscape, System.Drawing.Printing.Margins Margins,
System.Drawing.Printing.PaperKind PaperKind, Size pageSize, int FromPage, int ToPage, string printerName,bool AutoPageHeight,int Pages)
{
if (AutoPageHeight && DetailRows == 0)
throw new Exception("自动页长时每页行数必须大于0");
m_rpm.DetailHeight = DetailHeight;
m_rpm.DetailRows = DetailRows;
m_rpm.Align = Align;
m_rpm.Landscape = Landscape;
m_rpm.Margins = Margins;
m_rpm.PaperKind = PaperKind;
m_rpm.pageSize = pageSize;
m_rpm.BeginPage = FromPage;
m_rpm.EndPage = ToPage;
m_rpm.printerName = printerName;
m_rpm.AutoPageHeight = AutoPageHeight;
m_rpm.GridLine = GridLine;
base.Bands.Clear();
this.SetReport(m_rpm, (ReportTitle[])m_rpt.ToArray(typeof(ReportTitle)), (ReportField[])m_rpf.ToArray(typeof(ReportField)),m_rpb);
}
public void SetReportMain(int DetailHeight, int DetailRows, ReportGridLine GridLine, Size pageSize, int FromPage, string printerName, int Pages)
{
SetReportMain(DetailHeight, DetailRows, GridLine, StringAlignment.Center, false, new System.Drawing.Printing.Margins(80, 80, 100, 80), System.Drawing.Printing.PaperKind.Custom, pageSize, FromPage, 0, printerName, false, 1);
}
public void SetReportMain(int DetailHeight, ReportGridLine GridLine, Size pageSize, int FromPage, string printerName)
{
SetReportMain(DetailHeight, 0, GridLine, pageSize, FromPage, printerName, 1);
}

/// <summary>
/// 定义报表标题
/// </summary>
/// <param name="Caption">标题内容</param>
/// <param name="Header">页头或页脚</param>
/// <param name="Font">字体(楷体_GB2312加粗四号)</param>
/// <param name="TextAlignment">对齐方式</param>
/// <param name="size"> 标题的高度和宽度，若不定义便检测Caption,否则自换行</param>
public void SetReportTitle(string Caption, bool Header, Font Font, DevExpress.XtraPrinting.TextAlignment TextAlignment, System.Drawing.Size size)
{
ReportTitle rpt = new ReportTitle();
rpt.Caption = Caption;
rpt.Header = Header;
rpt.xTextAlignment = TextAlignment == 0 ? DevExpress.XtraPrinting.TextAlignment.TopCenter : TextAlignment;
rpt.Font = Font == null ? new System.Drawing.Font("楷体_GB2312", 14.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(134))) : Font;
rpt.size = size;
m_rpt.Add(rpt);
}
public void AddReportTitle(string Caption, bool Header, Font Font, StringAlignment TextAlignment, System.Drawing.Size size)
{
DevExpress.XtraPrinting.TextAlignment alig = DevExpress.XtraPrinting.TextAlignment.MiddleLeft;
if (TextAlignment == StringAlignment.Center) alig = DevExpress.XtraPrinting.TextAlignment.MiddleCenter;
if (TextAlignment == StringAlignment.Far) alig = DevExpress.XtraPrinting.TextAlignment.MiddleRight;
SetReportTitle(Caption, Header, Font, alig, size);
}
/// <summary>
/// 定义报表标题
/// </summary>
/// <param name="Caption">标题内容</param>
/// <param name="Header">页头或页脚</param>
public void AddReportTitle(string Caption, bool Header)
{
AddReportTitle(Caption, Header, null, StringAlignment.Near, Size.Empty);
}
/// <summary>
/// 定义报表字段
/// </summary>
/// <param name="Caption">表格头标题</param>
/// <param name="HeaderFont">标题字体(楷体_GB2312、小四)</param>
/// <param name="Field">绑定字段</param>
/// <param name="TextAlignment">对齐方式</param>
/// <param name="DetailFont"> 表格字体(楷体_GB2312、小四)</param>
/// <param name="WordWrap">自动换行</param>
/// <param name="Bottom">表格脚内容</param>
/// <param name="Sum">是否合计</param>
/// <param name="FormatString">格式化字符串</param>
/// <param name="HeaderSize">标题的高度和宽度，若不定义便检测Caption,否则自换行并居中</param>
public void SetReportField(string Caption, Font HeaderFont, string Field, DevExpress.XtraPrinting.TextAlignment TextAlignment, Font DetailFont
, bool WordWrap, string Bottom, bool Sum, string FormatString, Size HeaderSize)
{
ReportField rpf = new ReportField();
rpf.Caption = Caption;
rpf.HeaderFont = HeaderFont;
rpf.Field = Field;
rpf.xTextAlignment = TextAlignment;
rpf.DetailFont = DetailFont;
rpf.WordWrap = WordWrap;
rpf.Bottom = Bottom;
rpf.Sum = Sum;
rpf.FormatString = FormatString;
rpf.HeaderSize = HeaderSize;
m_rpf.Add(rpf);
}
public void AddReportField(string Caption, Font HeaderFont, string Field, StringAlignment TextAlignment, Font DetailFont
, bool WordWrap, string Bottom, bool Sum, string FormatString, Size HeaderSize)
{
DevExpress.XtraPrinting.TextAlignment alig = DevExpress.XtraPrinting.TextAlignment.MiddleLeft;
if (TextAlignment == StringAlignment.Center) alig = DevExpress.XtraPrinting.TextAlignment.MiddleCenter;
if (TextAlignment == StringAlignment.Far) alig = DevExpress.XtraPrinting.TextAlignment.MiddleRight;
SetReportField(Caption, HeaderFont, Field, alig, DetailFont, WordWrap, Bottom, Sum, FormatString, HeaderSize);
}
/// <summary>
/// 定义报表字段
/// </summary>
/// <param name="Caption">表格头标题</param>
/// <param name="Field">绑定字段</param>
public void AddReportField(string Caption, string Filed)
{
AddReportField(Caption, null, Filed, StringAlignment.Near, null, false, "", false, string.Empty, Size.Empty);
}
/// <summary>
/// 定义条码
/// </summary>
/// <param name="Text">条码内容(A-Z,0-9)</param>
/// <param name="pint">起点</param>
/// <param name="size">大小</param>
/// <param name="showText">是否显示文字</param>
/// <param name="Field">字段名</param>
public void SetReportBarCode(string Text, Point pint, Size size, bool showText, string Field)
{
m_rpb.Text = Text;
m_rpb.pint = pint;
m_rpb.size = size;
m_rpb.showText = showText;
m_rpb.Field = Field;
}

private const int c_LineWidth =3;//预留边线的宽度
/// <summary>
/// 报表每个单元打印前事件
/// </summary>
public event ReportUnitAfterPrint UnitAfterPrint;
//报表头、报表尾整个报表中只会加载一次，页头、页尾每一页都会加载一次
//本通用报表只有页头，页尾和表体三部份

private ReportMain rpMain;
/// <summary>
/// 初始化通用表格打印
/// </summary>
public ctlTableXReport()
{
this.ReportUnit = ReportUnit.TenthsOfAMillimeter; //使用0.1毫米计量单位
this.Dpi = 254F;
base.BeforePrint += new System.Drawing.Printing.PrintEventHandler(XReport_BeforePrint);
base.AfterPrint+=new EventHandler(XReport_AfterPrint);

}
/// <summary>
/// 显示打印
/// </summary>
/// <returns></returns>
public void ShowDialog()
{
base.ShowPreview();
}
/// <summary>
/// 显示打印
/// </summary>
/// <param name="owner"></param>
/// <returns></returns>
public void ShowDialog(IWin32Window owner)
{
base.ShowPreviewDialog();
}
/// <summary>
/// 自动页长时计算每页打印的行数
/// </summary>
/// <param name="rows">总行数</param>
/// <param name="maxrow">充许每页打印最大行数</param>
/// <returns></returns>
public int GetAutoRow(int rows, int maxrow)
{
if (rows % maxrow == 0)
return maxrow;
else
{
//找余数为0或最接近最大行数
List<int> m = new List<int>();
for (int i = maxrow; i >= maxrow * 3 / 4; i--)
{
m.Add(rows % i);
if (rows % i == 0) return i;
}
int k = m.AsEnumerable().Max();
for (int i = 0; i < m.Count(); i++)
{
if (m[i] == k) return maxrow - i;//只能最接近了
}
return maxrow;
}
}
/// <summary>
/// 设置标准格式报表
/// </summary>
private void SetReport( ReportMain rpm,ReportTitle[] rpt,ReportField[] rpf ,ReportBarcode rpb)
{
rpMain = rpm;
//初始化变量
if (rpMain.Align == 0) rpMain.Align = StringAlignment.Center;
for (int i = 0; i < rpt.Length; i++)
{
if (rpt[i].xTextAlignment ==0) rpt[i].xTextAlignment=DevExpress.XtraPrinting.TextAlignment.TopCenter;
if (rpt[i].Font == null) rpt[i].Font = new System.Drawing.Font("楷体_GB2312", 14.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
}
for (int i = 0;i < rpf.Length ;i++)
{
if (rpf[i].xTextAlignment ==0) rpf[i].xTextAlignment=DevExpress.XtraPrinting.TextAlignment.TopLeft;
if (rpf[i].HeaderFont==null) rpf[i].HeaderFont = new System.Drawing.Font("楷体_GB2312", 12F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
if (rpf[i].DetailFont==null) rpf[i].DetailFont = new System.Drawing.Font("楷体_GB2312", 12F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
if (rpf[i].HeaderSize.IsEmpty)
{
SizeF size = MeasureString(rpf[i].Caption,rpf[i].HeaderFont);
rpf[i].HeaderSize = new Size((int)size.Width + (i==0? 3:2) * c_LineWidth, (int)size.Height + 30); //宽度增加2个线位，防止自动换行
}
}

if (rpm.Margins != null) this.Margins = rpm.Margins;
if (!rpm.pageSize.IsEmpty)
{
this.PaperKind = System.Drawing.Printing.PaperKind.Custom;
this.PageSize = rpm.pageSize;
}
else
this.PaperKind = rpm.PaperKind;
this.Landscape = rpm.Landscape;
if (rpm.printerName != string.Empty) this.PrinterName = rpm.printerName;

DetailBand detail = new DetailBand();
PageHeaderBand pageHeader = new PageHeaderBand();
PageFooterBand pageFooter = new PageFooterBand();
pageHeader.Dpi = 254F; //用于0.1毫米的计量
detail.Dpi = 254F;
pageFooter.Dpi = 254F;
XRPanel TitleHeader = CreateTitleHeader(rpt, true);
XRPanel TitleFooter = CreateTitleHeader(rpt, false);
XRTable TableHeader = CreateTableHeader(rpf,rpMain.GridLine==ReportGridLine.Full);
XRTable TableFooter = CreateTableFooter(rpf, rpm.DetailHeight, rpMain.GridLine == ReportGridLine.Full);
XRTable TableDetail = CreateTableDetail(rpf, rpm.DetailHeight, rpMain.GridLine == ReportGridLine.Full);
XRBarCode BarCode = createBarCode(rpb);
//校正表格的对齐方式
switch (rpMain.Align)
{
case StringAlignment.Near:
TableHeader.Left = c_LineWidth;
break;
case StringAlignment.Far:
TableHeader.Left = (this.PageWidth - (this.Margins.Left + this.Margins.Right)) - TableHeader.Width - c_LineWidth;
break;
default: //中间
TableHeader.Left = (this.PageWidth - (this.Margins.Left + this.Margins.Right) - TableHeader.Width) /2 ;
break;
}
TableDetail.Left = TableHeader.Left;
TableFooter.Left = TableHeader.Left;
//页头
TableHeader.Top = c_LineWidth + TitleHeader.Top + TitleHeader.Height ;
if (rpb.Text !=null && rpb.Text != string.Empty) //加入条码
{
pageHeader.Controls.Add(BarCode);
if (TableHeader.Top + TableHeader.Height < BarCode.Height) TableHeader.Top = BarCode.Height - TableHeader.Height;
}
pageHeader.Controls.Add(TitleHeader);
pageHeader.Controls.Add(TableHeader);
pageHeader.Height = TableHeader.Top + TableHeader.Height;
//表格头二条线
if (rpm.GridLine == ReportGridLine.Three || rpm.GridLine == ReportGridLine.Border)
{
pageHeader.Controls.Add(CreateLine(TableHeader.Left ,TableHeader.Top,TableHeader.Width,TableHeader.Height, DevExpress.XtraPrinting.BorderSide.Top));
pageHeader.Controls.Add(CreateLine(TableHeader.Left ,TableHeader.Top,TableHeader.Width,TableHeader.Height, DevExpress.XtraPrinting.BorderSide.Bottom));
//两侧线
if (rpm.GridLine == ReportGridLine.Border)
{
pageHeader.Controls.Add(CreateLine(TableHeader.Left, TableHeader.Top, TableHeader.Width, TableHeader.Height, DevExpress.XtraPrinting.BorderSide.Left));
pageHeader.Controls.Add(CreateLine(TableHeader.Left, TableHeader.Top, TableHeader.Width, TableHeader.Height, DevExpress.XtraPrinting.BorderSide.Right));
}
}
//带区
detail.Height = rpm.DetailHeight;
detail.Controls.Add(TableDetail);
//两侧线
if (rpm.GridLine == ReportGridLine.Border)
{
detail.Controls.Add(CreateLine(TableDetail.Left, TableDetail.Top, TableDetail.Width, TableDetail.Height, DevExpress.XtraPrinting.BorderSide.Left));
detail.Controls.Add(CreateLine(TableDetail.Left, TableDetail.Top, TableDetail.Width, TableDetail.Height, DevExpress.XtraPrinting.BorderSide.Right));
}
//页脚
if (rpm.GridLine == ReportGridLine.Three || rpm.GridLine == ReportGridLine.Border) //一条线
{
pageFooter.Controls.Add(CreateLine(TableDetail.Left, 0, TableDetail.Width, 0, DevExpress.XtraPrinting.BorderSide.Top));
TableFooter.Top = c_LineWidth;
TitleFooter.Top = c_LineWidth;
}
else
{
TableFooter.Top = 0;
TitleFooter.Top = 0;
}
if (TableFooter.Rows[0].Cells.Count > 0)
{
TitleFooter.Top = TableFooter.Height+TableFooter.Top;
pageFooter.Controls.Add(TableFooter);
}
pageFooter.Controls.Add(TitleFooter);
if (rpm.DetailRows > 0)
{
if (rpm.AutoPageHeight) //自动计算页长
{
int h = TitleFooter.Top + TitleFooter.Height + pageHeader.Height + detail.Height * rpm.DetailRows + this.Margins.Top + this.Margins.Bottom;
this.PaperKind = System.Drawing.Printing.PaperKind.Custom;
this.PageSize = new Size(this.PageWidth, h+1);
}
//计算余下的空白
if (pageHeader.Height + detail.Height * rpm.DetailRows + this.Margins.Top + this.Margins.Bottom > this.PageHeight)
throw new Exception("PageHeight不够大,请重新定义纸张大小，或减少DetailRows");
pageFooter.Height = this.PageHeight - pageHeader.Height - detail.Height * rpm.DetailRows - this.Margins.Top - this.Margins.Bottom - 1; //必须减1
}
else
{
pageFooter.Height = TitleFooter.Top + TitleFooter.Height;
//实际能打印行数然后校正表脚，另表格高度刚好整行数
int r = (this.PageHeight - pageHeader.Height - this.Margins.Top - this.Margins.Bottom - pageFooter.Height) / detail.Height;
pageFooter.Height = this.PageHeight - pageHeader.Height - detail.Height * r - this.Margins.Top - this.Margins.Bottom-1;
}
Bands.AddRange(new DevExpress.XtraReports.UI.Band[] { detail, pageHeader,pageFooter});
//this.Bands[BandKind.PageHeader].Controls.Add(tableHeader); 另一种加入方法

}

// 创建表线(从指定距形中创建边线,线在边框外)
//由于线条有一个宽度,起点坐标要向左移一个宽度，水平线还要增长2个宽度,上水平线向上移一个宽度
private XRLine CreateLine(int x ,int y,int w,int h ,DevExpress.XtraPrinting.BorderSide BorderSide)
{
XRLine xrline = new XRLine();
xrline.Dpi = 254F;
xrline.LineDirection = (BorderSide == DevExpress.XtraPrinting.BorderSide.Left || BorderSide == DevExpress.XtraPrinting.BorderSide.Right) ? LineDirection.Vertical : LineDirection.Horizontal;
xrline.LineWidth = c_LineWidth; //线宽
if (xrline.LineDirection == LineDirection.Vertical) //垂直
{
xrline.Width = c_LineWidth;
//当LineWidth少于5时,Width或Height会自动校正为5，必须手工校正坐标
xrline.Left = x -(xrline.Width - c_LineWidth)/2+ (BorderSide == DevExpress.XtraPrinting.BorderSide.Right ? w : -c_LineWidth);
xrline.Height = h;
xrline.Top = y;
}
else //水平
{
xrline.Height = c_LineWidth;
//当LineWidth少于5时,Width或Height会自动校正为5，必须手工校正坐标
xrline.Top = y -(xrline.Height - c_LineWidth)/2+(BorderSide == DevExpress.XtraPrinting.BorderSide.Bottom?h:-c_LineWidth);
xrline.Width = w + 2* c_LineWidth; //水平线加一个宽度
xrline.Left = x - c_LineWidth;
}
return xrline;
}

#region 创建表格的各个功能单元
// 创建表格头
private XRTable CreateTableHeader(ReportField[] rpf,bool border)
{
System.Drawing.Size tablesize = new Size();
XRTableRow headerRow = new XRTableRow();
headerRow.Dpi = 254F;
foreach (ReportField obj in rpf)
{
XRTableCell headerCell = new XRTableCell();
headerCell.Dpi = 254F;
headerCell.Font = obj.HeaderFont;
headerCell.Width = obj.HeaderSize.Width;
if (border) //上下边和侧边
if (obj.Equals(rpf[0])) headerCell.Borders =(DevExpress.XtraPrinting.BorderSide) (DevExpress.XtraPrinting.BorderSide.Top | DevExpress.XtraPrinting.BorderSide.Right | DevExpress.XtraPrinting.BorderSide.Left| DevExpress.XtraPrinting.BorderSide.Bottom);
else headerCell.Borders = (DevExpress.XtraPrinting.BorderSide)( DevExpress.XtraPrinting.BorderSide.Bottom| DevExpress.XtraPrinting.BorderSide.Top | DevExpress.XtraPrinting.BorderSide.Right );
headerCell.BorderWidth = c_LineWidth;
if (tablesize.Height < obj.HeaderSize.Height) tablesize.Height = obj.HeaderSize.Height;
headerCell.WordWrap = true; //自动换行
headerCell.TextAlignment = DevExpress.XtraPrinting.TextAlignment.MiddleCenter;
headerCell.CanGrow = false;
headerCell.Text = obj.Caption;
headerCell.Tag = obj.Field;
//headerCell.BackColor = Color.Red;
headerCell.PrintOnPage += new PrintOnPageEventHandler(headerCell_PrintOnPage);
if (obj.Name !=null && obj.Name != string.Empty) headerCell.Name ="header_"+ obj.Name;
headerRow.Cells.Add(headerCell);
tablesize.Width = tablesize.Width + headerCell.Width;
}
headerRow.Size = tablesize;
XRTable tableHeader = new XRTable();
tableHeader.Dpi = 254F;
tableHeader.Size = tablesize;
tableHeader.Rows.Add(headerRow);
return tableHeader;
}
// 创建表格
private XRTable CreateTableDetail(ReportField[] rpf, int rowHeight,bool border)
{
System.Drawing.Size tablesize = new Size();
tablesize.Height = rowHeight;
XRTableRow detailRow = new XRTableRow();
detailRow.Dpi = 254F;
foreach (ReportField obj in rpf)
{
XRTableCell detailCell = new XRTableCell();
detailCell.Dpi = 254F;
detailCell.Font = obj.DetailFont;
detailCell.Width = obj.HeaderSize.Width;
if (obj.FormatString==null || obj.FormatString == string.Empty)
detailCell.DataBindings.Add("Text", null, obj.Field);
else
detailCell.DataBindings.Add("Text", null,obj.Field,obj.FormatString);
detailCell.Tag = obj.Caption;
detailCell.TextAlignment = obj.xTextAlignment;
detailCell.WordWrap = obj.WordWrap;
//detailCell.BackColor = Color.Blue;
detailCell.CanGrow = false;
if (border) //侧边和下边
if (obj.Equals(rpf[0])) detailCell.Borders = (DevExpress.XtraPrinting.BorderSide)(DevExpress.XtraPrinting.BorderSide.Right | DevExpress.XtraPrinting.BorderSide.Left| DevExpress.XtraPrinting.BorderSide.Bottom);
else detailCell.Borders = (DevExpress.XtraPrinting.BorderSide)(DevExpress.XtraPrinting.BorderSide.Right | DevExpress.XtraPrinting.BorderSide.Bottom);
detailCell.BorderWidth = c_LineWidth;
detailCell.PrintOnPage += new PrintOnPageEventHandler(detailCell_PrintOnPage);
if (obj.Name != null && obj.Name != string.Empty) detailCell.Name = "detail_" + obj.Name;
detailRow.Cells.Add(detailCell);
tablesize.Width = tablesize.Width + detailCell.Width;// +LineCell.Width;
}
detailRow.Size = tablesize;
XRTable tableDetail = new XRTable();
tableDetail.Dpi = 254F;
tableDetail.Size = tablesize;
tableDetail.Rows.Add(detailRow);
tableDetail.PrintOnPage += new PrintOnPageEventHandler(tableDetail_PrintOnPage);
return tableDetail;
}

// 创建表格脚(若Rows[0].Cells.Count 表示无表格脚)
private XRTable CreateTableFooter(ReportField[] rpf, int rowHeight, bool border)
{
System.Drawing.Size tablesize = new Size();
tablesize.Height = rowHeight;
XRTableRow FooterRow = new XRTableRow();
FooterRow.Dpi = 254F;
bool isfooter = false;
foreach (ReportField obj in rpf)
{
if (obj.Sum || (obj.Bottom != null && obj.Bottom != string.Empty))
{
isfooter = true;
break;
}
}
if (isfooter)
foreach (ReportField obj in rpf)
{
XRTableCell FooterCell = new XRTableCell();
FooterCell.Dpi = 254F;
FooterCell.Font = obj.HeaderFont;
FooterCell.Width = obj.HeaderSize.Width;
FooterCell.Tag = obj.Caption;
FooterCell.CanGrow = false;
if (obj.Sum) //合计
{
if (obj.FormatString == null || obj.FormatString == string.Empty)
FooterCell.DataBindings.Add("Text", null, obj.Field);
else
FooterCell.DataBindings.Add("Text", null, obj.Field, obj.FormatString);
DevExpress.XtraReports.UI.XRSummary xrSummary = new DevExpress.XtraReports.UI.XRSummary();
xrSummary.Running = DevExpress.XtraReports.UI.SummaryRunning.Page;
FooterCell.Summary = xrSummary;
}
else
FooterCell.Text = obj.Bottom;
if (border) //侧边和下边
if (obj.Equals(rpf[0])) FooterCell.Borders = (DevExpress.XtraPrinting.BorderSide)(DevExpress.XtraPrinting.BorderSide.Right | DevExpress.XtraPrinting.BorderSide.Left | DevExpress.XtraPrinting.BorderSide.Bottom);
else FooterCell.Borders = (DevExpress.XtraPrinting.BorderSide)(DevExpress.XtraPrinting.BorderSide.Right | DevExpress.XtraPrinting.BorderSide.Bottom);
FooterCell.BorderWidth = c_LineWidth;
FooterCell.TextAlignment = obj.xTextAlignment;
FooterCell.WordWrap = obj.WordWrap;
//FooterCell.BackColor = Color.Yellow;
FooterCell.PrintOnPage += new PrintOnPageEventHandler(FooterCell_PrintOnPage);
if (obj.Name != null && obj.Name != string.Empty) FooterCell.Name = "footer_" + obj.Name;
FooterRow.Cells.Add(FooterCell);
tablesize.Width = tablesize.Width + FooterCell.Width;// +LineCell.Width;

}
XRTable tableFooter = new XRTable();
tableFooter.Dpi = 254F;
FooterRow.Size = tablesize;
tableFooter.Size = tablesize;
tableFooter.Rows.Add(FooterRow);
return tableFooter;
}
// 创建页头或页脚标题 (Rows.Count =0表示无标题)
private XRPanel CreateTitleHeader(ReportTitle[] rpt, bool Header)
{
XRPanel xrpHeader = new XRPanel();
xrpHeader.Dpi = 254F;
System.Drawing.Size size = new Size();
foreach (ReportTitle obj in rpt)
{
if (obj.Header == Header)
{
XRLabel xrt = new XRLabel();
xrt.Dpi = 254F;
xrt.Text = obj.Caption;
xrt.Tag = Header;
xrt.TextAlignment = obj.xTextAlignment;
xrt.WordWrap = true;
xrt.CanGrow = false;
xrt.Font = obj.Font;
if (obj.size.IsEmpty)
{
xrt.Width = (this.PageWidth - (this.Margins.Left + this.Margins.Right));
xrt.Height = (int)MeasureString(obj.Caption, obj.Font, xrt.Width).Height + 1;
}
else
{
xrt.Width = obj.size.Width;
xrt.Height = obj.size.Height;
}
xrt.PrintOnPage += new PrintOnPageEventHandler(title_PrintOnPage);
xrt.Top = size.Height;
size.Width = xrt.Width;
size.Height = size.Height + xrt.Height; ;
xrpHeader.Controls.Add(xrt);
}
}
xrpHeader.Size = size;
return xrpHeader;
}

// 创建条码
private XRBarCode createBarCode(ReportBarcode rpb)
{
XRBarCode xrbar = new XRBarCode();
xrbar.AutoModule = true;
xrbar.Dpi = 254F;
xrbar.Location = rpb.pint.IsEmpty ? new Point(0, 0) : rpb.pint;
xrbar.Module = 5.08F;
xrbar.Size = rpb.size.IsEmpty ? new Size(this.PageWidth - this.Margins.Left - this.Margins.Right, 150) : rpb.size;
xrbar.ShowText = rpb.showText;
xrbar.Symbology = new DevExpress.XtraPrinting.BarCode.Code128Generator() ;
xrbar.PrintOnPage += new PrintOnPageEventHandler(xrbar_PrintOnPage);
if (!string.IsNullOrEmpty(rpb.Field))
xrbar.DataBindings.Add("Text", null, rpb.Field);
else
xrbar.Text = rpb.Text;
return xrbar;
}

#endregion

#region //处理表格各个事件

//每页单元格事件
void tableDetail_PrintOnPage(object sender, PrintOnPageEventArgs e)
{
m_rowindex++;
}

void headerCell_PrintOnPage(object sender, PrintOnPageEventArgs e)
{
if (UnitAfterPrint == null) return;
XRTableCell cell = (XRTableCell)sender;
string value = cell.Text;
UnitAfterPrint(sender,ReportBandType.TableHeader , e.PageIndex, m_rowindex, cell.Text, cell.Tag.ToString(), ref value, new EventArgs());
cell.Text = value;
}

//处理表格单元事件
void detailCell_PrintOnPage(object sender, PrintOnPageEventArgs e)
{
if (UnitAfterPrint == null) return;
XRTableCell cell = (XRTableCell)sender;
string field = "";
string value = cell.Text;
if (cell.DataBindings.Count > 0) field = cell.DataBindings[0].DataMember;
UnitAfterPrint(sender, ReportBandType.TableDetail, e.PageIndex, m_rowindex, cell.Tag.ToString(), field, ref value , new EventArgs());
cell.Text = value;
}

//处理标题单元事件
void title_PrintOnPage(object sender, PrintOnPageEventArgs e)
{
if (UnitAfterPrint == null) return;
XRLabel xrl = (XRLabel)sender;
string value = xrl.Text;
UnitAfterPrint(sender, Convert.ToBoolean(xrl.Tag) ? ReportBandType.PageHeader : ReportBandType.PageFooder, e.PageIndex, m_rowindex, xrl.Text, "", ref value , new EventArgs());
xrl.Text = value;
}
//表格脚事件
void FooterCell_PrintOnPage(object sender, PrintOnPageEventArgs e)
{
if (UnitAfterPrint == null) return;
XRTableCell cell = (XRTableCell)sender;
string field = "";
string value = cell.Text;
if (cell.DataBindings.Count > 0) field = cell.DataBindings[0].PropertyName;
UnitAfterPrint(sender, ReportBandType.TableFooter , e.PageIndex, m_rowindex, cell.Tag.ToString(), field, ref value, new EventArgs());
cell.Text = value;
}
//条码事件
void xrbar_PrintOnPage(object sender, PrintOnPageEventArgs e)
{
if (UnitAfterPrint == null) return;
XRBarCode barcode = (XRBarCode)sender;
string value = barcode.Text;
UnitAfterPrint(sender, ReportBandType.BarCode , e.PageIndex, m_rowindex,barcode.Text,"", ref value, new EventArgs());
barcode.Text = value;
}
#endregion

void XReport_BeforePrint(object sender, System.Drawing.Printing.PrintEventArgs e)
{
m_rowindex = 0;
}
void XReport_AfterPrint(object sender, EventArgs e)
{
for (int i = this.PrintingSystem.Pages.Count; i > 0; i--)
{
if ((i < m_rpm.BeginPage && m_rpm.BeginPage > 0) || (i > m_rpm.EndPage && m_rpm.EndPage > 0))
this.PrintingSystem.Pages.Remove(this.PrintingSystem.Pages[1]); //移去指定的页码;
}
}
//测量字符的打印范围(单行)
private SizeF MeasureString(string text, Font font)
{
return MeasureString(text, font, 10000);
}
//测量字符的打印范围(多行)
private SizeF MeasureString(string text, Font font,int width)
{
//Graphics fg = CreateGraphics();
//fg.PageUnit = GraphicsUnit.Pixel;
//fg.MeasureString();
SizeF size=DevExpress.XtraPrinting.BrickGraphics.MeasureString(text, font, width, null, GraphicsUnit.Millimeter);
size.Width = size.Width * 10;
size.Height = size.Height * 10;
return size;
}

}
}