多功能DataGrid打印类(WinForm C#)

能实现如上图的的打印功能。

·所有字体，边距，header 高，行高，都可以自定义。

·支持自动计算每页行数与每页固定行数。

·支持页脚显示页数。

由于自己用和本人比较懒，所以把属性都设置成公有，赋值的时候小心。

using System;
using System.Collections;
using System.ComponentModel;
using System.Drawing;
using System.Drawing.Printing;
using System.Data;

using System.Windows.Forms;

namespace cjManager
{
public class cutePrinter
{
private DataGrid dataGrid;
private PrintDocument printDocument;
private PageSetupDialog pageSetupDialog;
private PrintPreviewDialog printPreviewDialog;

private string title="";

int currentPageIndex=0;
int rowCount=0;
int pageCount=0;

int titleSize=16;
bool isCustomHeader=false;

//Brush alertBrush=new SolidBrush(Color.Red);

string[] header=null;//如果自定义就填入字符串，如果需要斜线分隔，就用\表示，例如：个数#名字其中#为splitChar
string[] uplineHeader=null;//上行文字数组
int[] upLineHeaderIndex=null;//上行的文字index,如果没有上行就设为-1；
//bool isEveryPagePrintHead=true;//是否每一页都要打印列头。

public bool isEveryPagePrintTitle=false;//是否每一页都要打印标题。
public int headerHeight=50;//标题高度。
public int topMargin=60; //顶边距
public int cellTopMargin=6;//单元格顶边距
public int cellLeftMargin=4;//单元格左边距
public char splitChar='#';//当header要用斜线表示的时候
public string falseStr="×";//如果传进来的dataGrid中有 false,把其转换得字符。
public string trueStr="√";//如果传进来的dataGrid中有 true,把其转换得字符。
public int pageRowCount=7;//每页行数
public int rowGap = 30;//行高
public int colGap = 5;//每列间隔
public int leftMargin = 50;//左边距
public Font titleFont=new Font("Arial",14);//标题字体
public Font font = new Font("Arial", 10);//正文字体
public Font headerFont = new Font("Arial", 9, FontStyle.Bold);//列名标题
public Font footerFont=new Font("Arial",8);//页脚显示页数的字体
public Font upLineFont=new Font("Arial",9, FontStyle.Bold);//当header分两行显示的时候，上行显示的字体。
public Font underLineFont=new Font("Arial",8);//当header分两行显示的时候，下行显示的字体。
public Brush brush = new SolidBrush(Color.Black);//画刷
public bool isAutoPageRowCount=true;//是否自动计算行数。
public int buttomMargin=80;//底边距
public bool needPrintPageIndex=true;//是否打印页脚页数

//string filterStr="";

public cutePrinter(DataGrid dataGrid,string title,int titleSize)
{
this.title=title;
//this.titleSize=titleSize;

this.dataGrid = dataGrid;
printDocument = new PrintDocument();
printDocument.PrintPage += new PrintPageEventHandler(this.printDocument_PrintPage);

}
public cutePrinter(DataGrid dataGrid,string title)
{
this.title=title;

this.dataGrid = dataGrid;
printDocument = new PrintDocument();
printDocument.PrintPage += new PrintPageEventHandler(this.printDocument_PrintPage);
}
public cutePrinter(DataGrid dataGrid)
{
this.dataGrid = dataGrid;
printDocument = new PrintDocument();
printDocument.PrintPage += new PrintPageEventHandler(this.printDocument_PrintPage);
}

public bool setTowLineHeader(string[] upLineHeader,int[] upLineHeaderIndex)
{
this.uplineHeader=upLineHeader;
this.upLineHeaderIndex=upLineHeaderIndex;
this.isCustomHeader=true;
return true;
}
public bool setHeader(string[] header)
{
this.header=header;
return true;

}

private void printDocument_PrintPage(object sender, System.Drawing.Printing.PrintPageEventArgs e)
{

int width=e.PageBounds.Width;
int height=e.PageBounds.Height;

if(this.isAutoPageRowCount)
pageRowCount=(int)((height-this.topMargin-titleSize-this.headerFont.Height-this.headerHeight-this.buttomMargin)/this.rowGap);

pageCount=(int)(rowCount/pageRowCount);
if(rowCount%pageRowCount>0)
pageCount++;

int xoffset=(int)((width-e.Graphics.MeasureString(this.title,this.titleFont).Width)/2);
int colCount = 0;
int x = 0;
int y =topMargin;
string cellValue = "";

int startRow=currentPageIndex*pageRowCount;
int endRow=startRow+this.pageRowCount

  1<rowcount?startrow+pagerowcount:rowcount; +="rowGap;" <="" colcount="dataGrid.TableStyles[0].GridColumnStyles.Count;" colcount;="" colwidth="" currentpagerowcount="endRow-startRow;" drawline(new="" e.graphics.drawstring(this.title,titlefont,brush,xoffset,y);="" for(int="" if(="" if(this.currentpageindex="0" indexj="-1;" int="" j="" j++)="" lastindex="-1;" lastlength="0;" point(x,y),new="" point(x,y+currentpagerowcount*rowgap+this.headerheight),e.graphics);="" this.iseverypageprinttitle)="" x="leftMargin;" y="" y+="titleSize;" {="" ||="" }="" 最左边的竖线=""> 0)   
  2{   
  3indexj++;   
  4if(this.header==null || this.header[indexj]=="")   
  5cellValue = dataGrid.TableStyles[0].GridColumnStyles[j].HeaderText;   
  6else   
  7cellValue=header[indexj]; 
  8
  9if(this.isCustomHeader)   
 10{   
 11if(this.upLineHeaderIndex[indexj]!=lastIndex)   
 12{   
 13  
 14if(lastLength&gt;0 &amp;&amp; lastIndex&gt;-1)//开始画上一个upline   
 15{   
 16string upLineStr=this.uplineHeader[lastIndex];   
 17int upXOffset=(int)((lastLength-e.Graphics.MeasureString(upLineStr,this.upLineFont).Width)/2);   
 18if(upXOffset&lt;0)   
 19upXOffset=0;   
 20e.Graphics.DrawString(upLineStr,this.upLineFont,brush,x-lastLength+upXOffset,y+(int)(this.cellTopMargin/2)); 
 21
 22DrawLine(new Point(x-lastLength,y+(int)(this.headerHeight/2)),new Point(x,y+(int)(this.headerHeight/2)),e.Graphics);//中线   
 23DrawLine(new Point(x,y),new Point(x,y+(int)(this.headerHeight/2)),e.Graphics);   
 24}   
 25lastIndex=this.upLineHeaderIndex[indexj];   
 26lastLength=colWidth+colGap;   
 27}   
 28else   
 29{   
 30lastLength+=colWidth+colGap;   
 31}   
 32} 
 33
 34//int currentY=y+cellTopMargin;   
 35  
 36  
 37int Xoffset=10;   
 38int Yoffset=20;   
 39int leftWordIndex=cellValue.IndexOf(this.splitChar);   
 40if(this.upLineHeaderIndex!=null &amp;&amp; this.upLineHeaderIndex[indexj]&gt;-1)   
 41{   
 42  
 43if(leftWordIndex&gt;0)   
 44{   
 45string leftWord=cellValue.Substring(0,leftWordIndex);   
 46string rightWord=cellValue.Substring(leftWordIndex+1,cellValue.Length-leftWordIndex-1);   
 47//上面的字   
 48Xoffset=(int)(colWidth+colGap-e.Graphics.MeasureString(rightWord,this.upLineFont).Width);   
 49Yoffset=(int)(this.headerHeight/2-e.Graphics.MeasureString("a",this.underLineFont).Height); 
 50
 51  
 52//Xoffset=6;   
 53//Yoffset=10;   
 54e.Graphics.DrawString(rightWord,this.underLineFont,brush,x+Xoffset-4,y+(int)(this.headerHeight/2));   
 55e.Graphics.DrawString(leftWord,this.underLineFont,brush,x+2,y+(int)(this.headerHeight/2)+(int)(this.cellTopMargin/2)+Yoffset-2);   
 56DrawLine(new Point(x,y+(int)(this.headerHeight/2)),new Point(x+colWidth+colGap,y+headerHeight),e.Graphics);   
 57x += colWidth + colGap;   
 58DrawLine(new Point(x,y+(int)(this.headerHeight/2)),new Point(x,y+currentPageRowCount*rowGap+this.headerHeight),e.Graphics);   
 59}   
 60else   
 61{ 
 62
 63e.Graphics.DrawString(cellValue, headerFont, brush, x, y+(int)(this.headerHeight/2)+(int)(this.cellTopMargin/2));   
 64x += colWidth + colGap;   
 65DrawLine(new Point(x,y+(int)(this.headerHeight/2)),new Point(x,y+currentPageRowCount*rowGap+this.headerHeight),e.Graphics);   
 66}   
 67  
 68}   
 69else   
 70{   
 71if(leftWordIndex&gt;0)   
 72{   
 73string leftWord=cellValue.Substring(0,leftWordIndex);   
 74string rightWord=cellValue.Substring(leftWordIndex+1,cellValue.Length-leftWordIndex-1);   
 75//上面的字   
 76Xoffset=(int)(colWidth+colGap-e.Graphics.MeasureString(rightWord,this.upLineFont).Width);   
 77Yoffset=(int)(this.headerHeight-e.Graphics.MeasureString("a",this.underLineFont).Height); 
 78
 79e.Graphics.DrawString(rightWord,this.headerFont,brush,x+Xoffset-4,y+2);   
 80e.Graphics.DrawString(leftWord,this.headerFont,brush,x+2,y+Yoffset-4);   
 81DrawLine(new Point(x,y),new Point(x+colWidth+colGap,y+headerHeight),e.Graphics);   
 82x += colWidth + colGap;   
 83DrawLine(new Point(x,y),new Point(x,y+currentPageRowCount*rowGap+this.headerHeight),e.Graphics);   
 84}   
 85else   
 86{   
 87e.Graphics.DrawString(cellValue, headerFont, brush, x, y+cellTopMargin);   
 88x += colWidth + colGap;   
 89DrawLine(new Point(x,y),new Point(x,y+currentPageRowCount*rowGap+this.headerHeight),e.Graphics);   
 90}   
 91  
 92} 
 93
 94}   
 95}   
 96////循环结束，画最后一个的upLine   
 97if(this.isCustomHeader)   
 98{   
 99  
100if(lastLength&gt;0 &amp;&amp; lastIndex&gt;-1)//开始画上一个upline   
101{   
102string upLineStr=this.uplineHeader[lastIndex];   
103int upXOffset=(int)((lastLength-e.Graphics.MeasureString(upLineStr,this.upLineFont).Width)/2);   
104if(upXOffset&lt;0)   
105upXOffset=0;   
106e.Graphics.DrawString(upLineStr,this.upLineFont,brush,x-lastLength+upXOffset,y+(int)(this.cellTopMargin/2)); 
107
108DrawLine(new Point(x-lastLength,y+(int)(this.headerHeight/2)),new Point(x,y+(int)(this.headerHeight/2)),e.Graphics);//中线   
109DrawLine(new Point(x,y),new Point(x,y+(int)(this.headerHeight/2)),e.Graphics);   
110}   
111  
112}   
113  
114int rightBound=x; 
115
116DrawLine(new Point(leftMargin,y),new Point(rightBound,y),e.Graphics); //最上面的线 
117
118//DrawLine(new Point(leftMargin,y+this.headerHeight),new Point(rightBound,y+this.headerHeight),e.Graphics);//列名的下面的线 
119
120y+=this.headerHeight; 
121
122  
123//print all rows   
124for(int i = startRow; i &lt; endRow; i++)   
125{   
126  
127x = leftMargin;   
128for(int j = 0; j &lt; colCount; j++)   
129{   
130if(dataGrid.TableStyles[0].GridColumnStyles[j].Width &gt; 0)   
131{   
132cellValue = dataGrid[i,j].ToString();   
133if(cellValue=="False")   
134cellValue=falseStr;   
135if(cellValue=="True")   
136cellValue=trueStr;   
137  
138e.Graphics.DrawString(cellValue, font, brush, x+this.cellLeftMargin, y+cellTopMargin);   
139x += dataGrid.TableStyles[0].GridColumnStyles[j].Width + colGap;   
140y = y + rowGap * (cellValue.Split(new char[] {'\r', '\n'}).Length - 1);   
141}   
142}   
143DrawLine(new Point(leftMargin,y),new Point(rightBound,y),e.Graphics);   
144y += rowGap;   
145}   
146DrawLine(new Point(leftMargin,y),new Point(rightBound,y),e.Graphics); 
147
148currentPageIndex++; 
149
150if(this.needPrintPageIndex)   
151e.Graphics.DrawString("共 "+pageCount.ToString()+" 页,当前第 "+this.currentPageIndex.ToString()+" 页",this.footerFont,brush,width-200,(int)(height-this.buttomMargin/2-this.footerFont.Height)); 
152
153string s = cellValue;   
154string f3 = cellValue; 
155
156  
157  
158if(currentPageIndex&lt;pageCount)   
159{   
160e.HasMorePages=true;   
161}   
162else   
163{   
164e.HasMorePages=false;   
165this.currentPageIndex=0;   
166  
167}   
168//iPageNumber+=1;   
169  
170  
171}   
172private void DrawLine(Point sp,Point ep,Graphics gp)   
173{   
174Pen pen=new Pen(Color.Black);   
175gp.DrawLine(pen,sp,ep);   
176} 
177
178public PrintDocument GetPrintDocument()   
179{   
180return printDocument;   
181} 
182
183public void Print()   
184{   
185  
186  
187  
188rowCount=0; 
189
190if(dataGrid.DataSource.GetType().ToString() == "System.Data.DataTable")   
191{   
192rowCount = ((DataTable)dataGrid.DataSource).Rows.Count;   
193}   
194else if(dataGrid.DataSource.GetType().ToString() == "System.Collections.ArrayList")   
195{   
196rowCount = ((ArrayList)dataGrid.DataSource).Count;   
197} 
198
199  
200try   
201{   
202pageSetupDialog = new PageSetupDialog();   
203pageSetupDialog.Document = printDocument;   
204pageSetupDialog.ShowDialog(); 
205
206printPreviewDialog = new PrintPreviewDialog();   
207printPreviewDialog.Document = printDocument;   
208printPreviewDialog.Height = 600;   
209printPreviewDialog.Width = 800;   
210  
211printPreviewDialog.ShowDialog();   
212}   
213catch(Exception e)   
214{   
215throw new Exception("Printer error." + e.Message);   
216} 
217
218}   
219}   
220} 
221
222//用法示例，显示结果如顶图。 
223
224private void bnPrint_Click(object sender, System.EventArgs e)   
225{   
226  
227cutePrinter dgp=new cutePrinter(this.dataGrid1,this.dlSearchYear.Text+"年"+"专业",16);   
228string[] uplinestr={"呵呵,hehe","xixi"};   
229string[] header={"呵呵#xixi","Hee#xcc","kdfj#djjj","kk#jj","kdjf","","","",""};   
230dgp.setHeader(header);//如果不用改原header就不用赋值。   
231//注意，这里的列不包括width==0的列   
232int[] uplineindex={-1,-1,0,0,0,-1,1,1};//注意，这里的列不包括width==0的列   
233dgp.setTowLineHeader(uplinestr,uplineindex);   
234dgp.Print();   
235}</rowcount?startrow+pagerowcount:rowcount;>