package printtable;import java.awt.*;import java.awt.print.*;import java.util.*;import java.text.*;import javax.swing.*;import javax.swing.table.*;/** * Title:        PrintTable * Description:  A java jTable Print Programme. * Enable set the wighth and highth. * Copyright:    Copyright (c) 2002 * Company:      TopShine * @author ghostliang * @version 1.0 */public class TableCliper implements Printable,Pageable{  //variable for record the pageFormat  private JTable table;  private PageBorder head;  private boolean showHead;  private PageBorder foot;  private boolean showFoot;  private int headerStatus;  private int tableAlignment;  private int tableScale;  private ExtPageFormat pageFormat;  //init the class  public TableCliper(JTable newTable,ExtPageFormat newPageFormat)  {    table = newTable;    tableAlignment = newPageFormat.getTableAlignment();    headerStatus = newPageFormat.getHeaderType();    tableScale = newPageFormat.getTableScale();    head = newPageFormat.getHead();    foot = newPageFormat.getFoot();    showHead = newPageFormat.getShowHead();    showFoot = newPageFormat.getShowFoot();    pageFormat = newPageFormat;  }  //overwrite the print function of the print  public int print(Graphics newGraphics,PageFormat newPageFormat,int index)  {    Dimension size = null;    if((table.getWidth() == 0) || (table.getHeight() == 0))    {      table.setSize(table.getPreferredSize());    }    int tableWidth = table.getWidth();    int tableHeight = table.getHeight();    int positionX = 0;    int positionY = 0;    int pageIndex = 0;    while(positionY < tableHeight)    {      positionX = 0;      while(positionX < tableWidth)      {        size = getPrintSize(positionX,positionY);        if(pageIndex == index)        {          paintTable(newGraphics,positionX,positionY,size);          return Printable.PAGE_EXISTS;        }        pageIndex++;        positionX += size.width;      }      positionY += size.height;    }    return Printable.NO_SUCH_PAGE;  }  //get how much area this page to print  protected Dimension getPrintSize(int positionX,int positionY)  {    Rectangle rect;    int printWidth;    int printHeight;    int firstCol = table.columnAtPoint(new Point(positionX,positionY));    int firstRow = table.columnAtPoint(new Point(positionX,positionY));    int maxWidth = (int)(pageFormat.getImageableWidth() * 100 / tableScale);    int maxHeight = (int)(pageFormat.getImageableHeight() * 100 / tableScale);    if(displayHeaderOnPage(positionY))    {      maxHeight -= table.getTableHeader().getHeight();    }    int lastCol = table.columnAtPoint(new Point(positionX + maxWidth,positionY));    if(lastCol == -1)      printWidth = table.getWidth() - positionX;    else    {      rect = table.getCellRect(0,lastCol - 1,true);      printWidth = rect.x + rect.width - positionX;    }    int lastRow = table.rowAtPoint(new Point(positionX,positionY + maxHeight));    if(lastRow == -1)      printHeight = table.getHeight() - positionY;    else    {      rect = table.getCellRect(lastRow - 1,0,true);      printHeight = rect.y + rect.height - positionY;    }    return new Dimension(printWidth,printHeight);  }  //show the table on the PrintComponent  protected void paintTable(Graphics newGraphics,int positionX,int positionY,      Dimension size)  {    Graphics2D newGraphics2D = (Graphics2D)newGraphics;    int allOffsetX = 0;    int allOffsetY = 0;    //if head is exist,show it on the paper    if(showHead)    {      int headWidth = (int)head.getWidth();      int headHeight = (int)head.getHeight();      int headImageableX = (int)head.getImageableX();      int headImageableY = (int)head.getImageableY();      int headImageableWidth = (int)head.getImageableWidth();      int headImageableHeight = (int)head.getImageableHeight();      newGraphics.setColor(Color.white);      newGraphics.fillRect(0,0,headWidth,headHeight);      //print the border of the head      if(head.getBorderType() == 0)      {        newGraphics.setColor(Color.black);        newGraphics.drawLine(headImageableX,headImageableY + headImageableHeight,          headImageableWidth + headImageableX,headImageableY + headImageableHeight);      }      else if(head.getBorderType() == 1)      {        newGraphics.setColor(Color.black);        newGraphics.drawRect(headImageableX,headImageableY,          headImageableWidth,headImageableHeight);      }      //print string of head      StringBuffer content;      StringBuffer bakContent;      Date localDate  = new Date();      SimpleDateFormat sdf =  new SimpleDateFormat ("yyyy-MM-dd");      String localNowDate = sdf.format(localDate);      if(head.leftContent != "")      {        content = new StringBuffer(head.leftContent);        bakContent = new StringBuffer(head.leftContent);        while( head.leftContent.indexOf('@') != -1          && head.leftContent.indexOf('@') != head.leftContent.length() - 1)        {          int flag = head.leftContent.indexOf('@');          switch(head.leftContent.charAt(flag + 1))          {            case 'd':              content.replace(flag,flag + 2,localNowDate);              head.leftContent = content.toString();              break;            case 'p':              content.replace(flag,flag + 2,                "" + this.getCurrentNumberOfPages(positionX,positionY));              head.leftContent = content.toString();              break;            case 't':              content.replace(flag,flag + 2,                "" + this.getNumberOfPages());              head.leftContent = content.toString();              break;            default:              content.replace(flag,flag + 1,                "#$");              head.leftContent = content.toString();              break;          }        }        for(int index = 0;index < content.length() - 1;index++)          if(content.charAt(index) == '#' && content.charAt(index + 1) == '$')            content.replace(index,index + 2,"@");        head.leftContent = bakContent.toString();        newGraphics.setColor(Color.black);        newGraphics.drawString(content.toString(),headImageableX + 10,headImageableY + (headImageableHeight / 2 + 6));      }      if(head.midContent != "")      {        content = new StringBuffer(head.midContent);        bakContent = new StringBuffer(head.midContent);        while( head.midContent.indexOf('@') != -1          && head.midContent.indexOf('@') != head.midContent.length() - 1)        {          int flag = head.midContent.indexOf('@');          switch(head.midContent.charAt(flag + 1))          {            case 'd':              content.replace(flag,flag + 2,localNowDate);              head.midContent = content.toString();              break;            case 'p':              content.replace(flag,flag + 2,                "" + this.getCurrentNumberOfPages(positionX,positionY));              head.midContent = content.toString();              break;            case 't':              content.replace(flag,flag + 2,                "" + this.getNumberOfPages());              head.midContent = content.toString();              break;            default:              content.replace(flag,flag + 1,                "#$");              head.midContent = content.toString();              break;          }        }        for(int index = 0;index < content.length() - 1;index++)          if(content.charAt(index) == '#' && content.charAt(index + 1) == '$')            content.replace(index,index + 2,"@");        head.midContent = bakContent.toString();        newGraphics.setColor(Color.black);        newGraphics.drawString(content.toString(),headImageableX + (headImageableWidth / 2) - content.toString().length() * 4,headImageableY + (headImageableHeight / 2 + 6));      }      if(head.rightContent != "")      {        content = new StringBuffer(head.rightContent);        bakContent = new StringBuffer(head.rightContent);        while( head.rightContent.indexOf('@') != -1          && head.rightContent.indexOf('@') != head.rightContent.length() - 1)        {          int flag = head.rightContent.indexOf('@');          switch(head.rightContent.charAt(flag + 1))          {            case 'd':              content.replace(flag,flag + 2,localNowDate);              head.rightContent = content.toString();              break;            case 'p':              content.replace(flag,flag + 2,                "" + this.getCurrentNumberOfPages(positionX,positionY));              head.rightContent = content.toString();              break;            case 't':              content.replace(flag,flag + 2,                "" + this.getNumberOfPages());              head.rightContent = content.toString();              break;            default:              content.replace(flag,flag + 1,                "#$");              head.rightContent = content.toString();              break;          }        }        for(int index = 0;index < content.length() - 1;index++)          if(content.charAt(index) == '#' && content.charAt(index + 1) == '$')            content.replace(index,index + 2,"@");        head.rightContent = bakContent.toString();        newGraphics.setColor(Color.black);        newGraphics.drawString(content.toString(),headImageableX + headImageableWidth - content.toString().length() * 8,headImageableY + (headImageableHeight / 2 + 6));      }      newGraphics.translate(0,headHeight);      allOffsetX += 0;      allOffsetY += headHeight;    }    //print the main paper    //a offset from the border of the paper    int offsetX = (int)(pageFormat.getImageableX());    int offsetY = (int)(pageFormat.getImageableY());    //the size of the paper    int paperWidth = (int)(pageFormat.getWidth());    int paperHeight = (int)(pageFormat.getHeight());    //draw main paper    newGraphics.setColor(Color.white);    newGraphics.fillRect(0,0,paperWidth,paperHeight);    //save the clip    Rectangle clipRect = newGraphics.getClipBounds();    //offset for alignment    //size measured as table scale,so you must consider with table scale here    if(tableAlignment == 1)      newGraphics.translate((int)((pageFormat.getImageableWidth() - (double)(size.width * tableScale / 100))/2),0);    else if(tableAlignment == 2)      newGraphics.translate((int)(pageFormat.getImageableWidth() - (double)(size.width * tableScale / 100)),0);