怎么样基于PHPexecl类生成复杂的报表？

require_once dirname(__FILE__) . '/../Classes/PHPExcel/IOFactory.php';
class PHPExeclCore extends PHPExcel_IOFactory{
 public static function SummerCreateExecl($Head,$data)
 {
 self::SummerCreateExeclHead($Head,$data,"Excel2007");
 }
 public static function SummerReadExecl($dir)
 {
 if(!file_exists($dir))
 {
 echo "Execl Not Exist";
 }
 else
 {
 $PHPExeclObj = self::load($dir);
 $sheetCount = $PHPExeclObj->getSheetCount(); //得到Execl中包含的Sheet工作簿的数量
 for($i=0;$i<$sheetCount;$i++)
 {
 $ActiveSheet = $PHPExeclObj->getSheet($i);
 $highestRow = $ActiveSheet->getHighestRow(); // 取得总列数
 $allColumn = $ActiveSheet->getHighestColumn();
 //通过嵌套循环来读取sheet工作簿里面的内容
 for($Col='A';$Col<$allColumn;$Col++)
 {
 for($Row=1;$Row<$highestRow;$Row++)
 {
 $Data[$Col][$Row] = $ActiveSheet->getCell($Col.$Row)->getValue();
 }
 }
 }
 }
 return $Data;
 }
 /*
 * 将数据写入到数据表中
 * $Data Array 表示要插入进Execl数据
 * $RuleData Array 表示数据格式的规则数组
 * $i int 表示从第几行起的插入数据
 * **/
 public static function SummerInsertDateToExecl($sheet,$Head,$Data,$n=3,$RuleData=array())
 {
 $SimpleHead = self::getHead($Head);
 $row = $n;
 foreach($Data as $key=>$valueArr)
 {
 $m = 0;
 foreach($valueArr as $k=>$v)
 {
 $StartCol = PHPExcel_Cell::stringFromColumnIndex($m).$row;
 $sheet->getCell($StartCol)->setValue($v);
 $sheet->getStyle($StartCol)->getAlignment()->applyFromArray(
 array(
 'horizontal'=> PHPExcel_Style_Alignment::HORIZONTAL_CENTER,
 'vertical' => PHPExcel_Style_Alignment::VERTICAL_CENTER,
 'rotation' => 0,
 'wrap' => TRUE,
 )
 );
 if(isset($SimpleHead[$k]['col']))
 {
 $m = $m + $SimpleHead[$k]['col']-1;
 $endCol = PHPExcel_Cell::stringFromColumnIndex($m).$row;
 $sheet->mergeCells($StartCol.":".$endCol);
 }
 $m++;
 $type = false;
 if(isset($SimpleHead[$k]['type']))
 {
 $type = $SimpleHead[$k]['type'];
 $AllowArray = $SimpleHead[$k]['allowarray'];
 }
 //设置单元格的数据验证
 if($type)
 {
 switch ($type)
 {
 case 'list':
 self::setSelectionRange($sheet, $StartCol,$AllowArray);
 break;
 case 'range':
 self::setValueRange($sheet, $StartCol,$AllowArray);
 break;
 }
 }
 }
 $row ++ ;
 }
 }
 /*
 * 生成Execl单元格备注
 * $sheet 当前的工作簿对象
 * $Cell 需要设置属性的单元格
 * $content 备注内容
 * */
 private static function setComment($sheet,$Cell,$content)
 {
 $sheet->getComment($Cell)->setAuthor('4399om');
 $objCommentRichText = $sheet->getComment($Cell)->getText()->createTextRun('4399om:');
 $objCommentRichText->getFont()->setBold(true);
 $sheet->getComment($Cell)->getText()->createTextRun("\r\n");
 $sheet->getComment($Cell)->getText()->createTextRun($content);
 $sheet->getComment($Cell)->setWidth('100pt');
 $sheet->getComment($Cell)->setHeight('100pt');
 $sheet->getComment($Cell)->setMarginLeft('150pt');
 $sheet->getComment($Cell)->getFillColor()->setRGB('EEEEEE');
 }
 /*
 * 现在单元格的有效数据范围，暂时仅限于数字
 * $sheet 当前的工作簿对象
 * $Cell 需要设置属性的单元格
 * $ValueRange array 允许输入数组的访问
 */
 private static function setValueRange($sheet,$Cell,$ValueRange)
 {
 //设置单元格的的数据类型是数字，并且保留有效位数
 $sheet->getStyle($Cell)->getNumberFormat()->setFormatCode(PHPExcel_Style_NumberFormat::FORMAT_NUMBER_00);
 $ValueRange = explode(",",$ValueRange);
 //开始数值有效访问设定
 $objValidation = $sheet->getCell($Cell)->getDataValidation();
 $objValidation->setType( PHPExcel_Cell_DataValidation:: TYPE_WHOLE );
 $objValidation->setErrorStyle( PHPExcel_Cell_DataValidation:: STYLE_STOP );
 $objValidation->setAllowBlank(true);
 $objValidation->setShowInputMessage( true); //设置显示提示信息
 $objValidation->setShowErrorMessage( true); //设置显示错误信息
 $objValidation->setErrorTitle('输入错误'); //错误标题
 $objValidation->setError('请输入数据范围在从'.$ValueRange[0].'到'.$ValueRange[1].'之间的所有值'); //错误内容
 $objValidation->setPromptTitle('允许输入'); //设置提示标题
 $objValidation->setPrompt('请输入数据范围在从'.$ValueRange[0].'到'.$ValueRange[1].'之间的所有值'); //提示内容
 $objValidation->setFormula1($ValueRange['0']); //设置最大值
 $objValidation->setFormula2($ValueRange['1']); //设置最小值
 }
 private static function OutinputHeader($objWriter)
 {
 $fileName = str_replace('.php', '.xlsx', pathinfo(__FILE__, PATHINFO_BASENAME));
 header("Content-Type: application/force-download");
 header("Content-Type: application/octet-stream");
 header("Content-Type: application/download");
 header('Content-Disposition:inline;filename="'.$fileName.'"');
 header("Content-Transfer-Encoding: binary");
 header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
 header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
 header("Pragma: no-cache");
 $objWriter->save('php://output');
 exit;
 }
 //数据控制，设置单元格数据在一个可选方位类
 private static function setSelectionRange($sheet,$Cell,$rangeStr,$Title="数据类型")
 {
 $objValidation = $sheet->getCell($Cell)->getDataValidation();
 $objValidation -> setType(PHPExcel_Cell_DataValidation::TYPE_LIST)
 -> setErrorStyle(PHPExcel_Cell_DataValidation::STYLE_STOP)
 -> setAllowBlank(true)
 -> setShowInputMessage(true)
 -> setShowErrorMessage(true)
 -> setShowDropDown(true)
 -> setErrorTitle('输入的值有误')
 -> setError('您输入的值不在下拉框列表内.')
 -> setPromptTitle('"'.$Title.'"')
 -> setFormula1('"'.$rangeStr.'"');
 }
 /*
 * 构建表头
 * */
 public static function RecursionCreateExecl($head,$data)
 {
 $PHPExecl = new PHPExcel();
 $objWriter = self::createWriter($PHPExecl, 'Excel2007');
 $PHPExecl->getProperties()->setCreator("4399om")
 ->setLastModifiedBy("Summer")
 ->setTitle("Office 2007 XLSX Test Document")
 ->setSubject("Office 2007 XLSX Test Document")
 ->setDescription("Test document for Office 2007 XLSX, generated using PHP classes.")
 ->setKeywords("office 2007 openxml php")
 ->setCategory("Test result file");
 $PHPExecl->setActiveSheetIndex(0);
 $sheet = $PHPExecl->getActiveSheet();
 self::HandleHeadToNode($sheet, $head,1,0,0);
 self::SummerInsertDateToExecl($sheet,$head,$data,4);
 self::OutinputHeader($objWriter);
 }
 private static function HandleHeadToNode($sheet,$Head,$beginRow,$col,$StartCol)
 {
 foreach($Head as $key=>$cells)
 {
 $row = $beginRow; //表示行
 $beginCol = PHPExcel_Cell::stringFromColumnIndex($col).$row;
 $sheet->getCell($beginCol)->setValue($cells['value']);
 //设置表格样式
 $sheet->getStyle($beginCol)->getAlignment()->applyFromArray(
 array(
 'horizontal'=> PHPExcel_Style_Alignment::HORIZONTAL_CENTER,
 'vertical' => PHPExcel_Style_Alignment::VERTICAL_CENTER,
 'rotation' => 0,
 'wrap' => TRUE,
 )
 );
 $sheet->getStyle($beginCol)->getFont()->getColor()->setARGB(PHPExcel_Style_Color::COLOR_DARKGREEN);
 //设置单元格的宽度
 if(isset($cells['width']))
 {
 $Cell = $sheet->getColumnDimension(PHPExcel_Cell::stringFromColumnIndex($col));
 $Cell->setWidth($cells['width']);
 }
 //哥元素打上标记
 if(isset($cells['Content']))
 {
 self::setComment($sheet, $beginCol, $cells['Content']);
 }
 $merge = false; //合并单元格
 if(isset($cells['col']))
 {
 $col += $cells['col']-1;
 $merge = true;
 }
 if(isset($cells['row']))
 {
 $row += $cells['row']-1;
 $merge = true;
 }
 if($merge)
 {
 $endCol = PHPExcel_Cell::stringFromColumnIndex($col).$row;
 $sheet->mergeCells($beginCol.":".$endCol);
 }
 $row ++;
 $col ++;
 //表示有存在孩子节点
 if(isset($cells['children']) && is_array($cells['children'])){
 $cols = $StartCol;
 if(!self::IsExistChildren($cells['children']))
 {
 $cols = $col-2;
 $StartCol = $col;
 }
 self::HandleHeadToNode($sheet,$cells['children'],$row,$cols,$StartCol);
 }else{
 $StartCol = $col;
 }
 }
 }
 //判断自己的孩子节点中是否存在孙子节点
 private static function IsExistChildren($Data)
 {
 foreach($Data as $key=>$value)
 {
 if(isset($value['children']) && is_array($value['children']))
 {
 return true;
 }
 }
 return false;
 }
 //获取底层数据
 private static function getHead($Head,&$Node=array())
 {
 foreach($Head as $key=>$value)
 {
 if(isset($value['children']) && is_array($value['children']))
 {
 self::getHead($value['children'],$Node);
 }
 else
 {
 $Node[] = $value;
 }
 }
 return $Node;
 }
}
$Head = array(
 array('value'=>'姓名','col'=>2,'row'=>2,'width'=>20,'type'=>'list','allowarray'=>'PHP开发工程师,PHP开发'),
 array('value'=>'第一天','col'=>2,'row'=>1,'width'=>20,'Content'=>'2014-12-29号',
 'children'=>
 array(
 array('value'=>'上午','col'=>1,'width'=>20,'type'=>'range','allowarray'=>'10,100'),
 array('value'=>'下午','width'=>20),
 ),
 ),
 array('value'=>'第二天','col'=>2,'row'=>1,'width'=>20,
 'children'=>
 array(
 array('value'=>'上午','width'=>20),
 array('value'=>'下午','width'=>20),
 ),
 ),
);
$data = array(
 array('PHP开发工程师','12','吃饭1','睡觉1','起床刷牙2','吃饭睡觉2'),
 array('PHP开发工程师','25','吃饭1','睡觉1','起床刷牙2','吃饭睡觉2'),
 array('PHP开发工程师','50','吃饭1','睡觉1','起床刷牙2','吃饭睡觉2'),
 array('PHP开发工程师','99','吃饭1','睡觉1','起床刷牙2','吃饭睡觉2'),
 array('PHP开发工程师','10','吃饭1','睡觉1','起床刷牙2','吃饭睡觉2'),
 );
$Node = PHPExeclCore::RecursionCreateExecl($Head,$data);