PHPExcel處理Excel檔真是個強大的工具，我有張報表，帶餅圖，需要轉成Excel, PHPExcel有一個相關的例子，參考並修改後實現了這個效果，
可以讓用戶在點擊下載過程中生成和下載Excel檔，並在Excel中檔生成餅圖。
對其例子主要做了兩方面的修改：
1. 改成從MySQL數據庫取資料
2. 加上了中文文件名在部份浏覽器，如IE下，下載時名字亂碼的解決方法.
PHP報表如下:
轉成xls的效果圖:
<喎?http://www.Bkjia.com/kf/ware/vc/" target="_blank" class="keylink">vcD4KPHA+tPrC68jnz8I6PC9wPgo8cD4gPHByZSBjbGFzcz0="brush:java;">getProperties()->setCreator("XiongChuanLiang")
->setLastModifiedBy("XiongChuanLiang")
->setTitle("匯總表");
$objActSheet = $objPHPExcel->getActiveSheet();
$objActSheet->getColumnDimension('A')->setWidth(50);
$objActSheet->getColumnDimension('B')->setWidth(50);
$objActSheet->getRowDimension(1)->setRowHeight(30);
$objActSheet->getRowDimension(2)->setRowHeight(16);
$objActSheet->mergeCells('A1:C1');
$objActSheet->mergeCells('A2:C2');
//設置居中對齊
$objActSheet->getStyle('A1')->getAlignment()->setHorizontal(PHPExcel_Style_Alignment::HORIZONTAL_CENTER);
$objActSheet->getStyle('A2')->getAlignment()->setHorizontal(PHPExcel_Style_Alignment::HORIZONTAL_CENTER);
$objFontA1 = $objActSheet->getStyle('A1')->getFont();
$objFontA1->setSize(18);
$objFontA1->setBold(true);
/////////////////////////////////////////////////////////////////////////
$sql = mysql_query("SELECT * AS state_name, count( * ) AS stat_count
FROM (
......
) k
GROUP BY status
ORDER BY status ");
$info = mysql_fetch_array($sql);
$objActSheet->setCellValue('A1', '匯總表');
if(strlen( trim( $sdev_model)) > 0 )
{
$objActSheet->setCellValue('A2',"型號:xxxxxx");
}
$row=3;
$objActSheet->setCellValue('A'.$row,'狀態');
$objActSheet->setCellValue('B'.$row, '總數量');
$row=4;
do{
$objActSheet->setCellValueExplicit('A'.$row,$info['state_name'],PHPExcel_Cell_DataType::TYPE_STRING);
$objActSheet->setCellValueExplicit('B'.$row,$info['stat_count'],PHPExcel_Cell_DataType::TYPE_NUMERIC);
$objActSheet->setCellValue('A'.$row, $info['state_name']);
$objActSheet->setCellValue('B'.$row, $info['stat_count']);
$row++;
}while($info=mysql_fetch_array($sql));
/////////////////////////////////////////////////////////////////////////
for ($currrow = 3; $currrow < $row; $currrow++) {
//設置邊框
$objActSheet->getStyle('A'.$currrow)->getBorders()->getTop()->setBorderStyle(PHPExcel_Style_Border::BORDER_THIN );
$objActSheet->getStyle('A'.$currrow)->getBorders()->getLeft()->setBorderStyle(PHPExcel_Style_Border::BORDER_THIN );
$objActSheet->getStyle('A'.$currrow)->getBorders()->getRight()->setBorderStyle(PHPExcel_Style_Border::BORDER_THIN );
$objActSheet->getStyle('A'.$currrow)->getBorders()->getBottom()->setBorderStyle(PHPExcel_Style_Border::BORDER_THIN );
$objActSheet->getStyle('B'.$currrow)->getBorders()->getTop()->setBorderStyle(PHPExcel_Style_Border::BORDER_THIN );
$objActSheet->getStyle('B'.$currrow)->getBorders()->getLeft()->setBorderStyle(PHPExcel_Style_Border::BORDER_THIN );
$objActSheet->getStyle('B'.$currrow)->getBorders()->getRight()->setBorderStyle(PHPExcel_Style_Border::BORDER_THIN );
$objActSheet->getStyle('B'.$currrow)->getBorders()->getBottom()->setBorderStyle(PHPExcel_Style_Border::BORDER_THIN );
}
//////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////
// Set the Labels for each data series we want to plot
// Datatype
// Cell reference for data
// Format Code
// Number of datapoints in series
// Data values
// Data Marker
$dataseriesLabels1 = array(
new PHPExcel_Chart_DataSeriesValues('String', 'Worksheet!$B$3', NULL, 1),
);
// Set the X-Axis Labels
// Datatype
// Cell reference for data
// Format Code
// Number of datapoints in series
// Data values
// Data Marker
$xAxisTickValues1 = array(
new PHPExcel_Chart_DataSeriesValues('String', 'Worksheet!$A$4:$A$'.$row, NULL, 4),
);
// Set the Data values for each data series we want to plot
// Datatype
// Cell reference for data
// Format Code
// Number of datapoints in series
// Data values
// Data Marker
$dataSeriesValues1 = array(
new PHPExcel_Chart_DataSeriesValues('Number', 'Worksheet!$B$4:$B$'.$row, NULL, 4),
);
// Build the dataseries
$series1 = new PHPExcel_Chart_DataSeries(
PHPExcel_Chart_DataSeries::TYPE_PIECHART, // plotType
PHPExcel_Chart_DataSeries::GROUPING_STANDARD, // plotGrouping
range(0, count($dataSeriesValues1)-1), // plotOrder
$dataseriesLabels1, // plotLabel
$xAxisTickValues1, // plotCategory
$dataSeriesValues1 // plotValues
);
// Set up a layout object for the Pie chart
$layout1 = new PHPExcel_Chart_Layout();
$layout1->setShowVal(TRUE);
$layout1->setShowPercent(TRUE);
// Set the series in the plot area
$plotarea1 = new PHPExcel_Chart_PlotArea($layout1, array($series1));
// Set the chart legend
$legend1 = new PHPExcel_Chart_Legend(PHPExcel_Chart_Legend::POSITION_RIGHT, NULL, false);
$title1 = new PHPExcel_Chart_Title('匯總表');
// Create the chart
$chart1 = new PHPExcel_Chart(
'chart1', // name
$title1, // title
$legend1, // legend
$plotarea1, // plotArea
true, // plotVisibleOnly
0, // displayBlanksAs
NULL, // xAxisLabel
NULL // yAxisLabel - Pie charts don't have a Y-Axis
);
// Set the position where the chart should appear in the worksheet
$row += 2;
$chart1->setTopLeftPosition('A'.$row);
$row += 10;
$chart1->setBottomRightPosition('C'.$row);
// Add the chart to the worksheet
$objPHPExcel->getActiveSheet()->addChart($chart1);
//////////////////////////////////////////////////////////////////////////////////////////
// Set active sheet index to the first sheet, so Excel opens this as the first sheet
$objPHPExcel->setActiveSheetIndex(0);
$filename = '匯總表_'.date("Y_m_d").".xlsx";
// Redirect output to a client’s web browser (Excel2007)
header('Content-Type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet');
//header('Content-Disposition: attachment;filename="'.$filename.'"'); //devrent.xlsx
////////////////////////////////////////
//處理中文文件名亂碼問題
$ua = $_SERVER["HTTP_USER_AGENT"];
$encoded_filename = urlencode($filename);
$encoded_filename = str_replace("+", "%20",$encoded_filename);
header('Content-Type: application/octet-stream');
if (preg_match("/MSIE/", $ua)) {
header('Content-Disposition: attachment;filename="' . $encoded_filename . '"');
}else if (preg_match("/Firefox/", $ua)){
header('Content-Disposition: attachment; filename*="utf8\'\'' . $filename . '"');
}else {
header('Content-Disposition: attachment; filename="' . $filename . '"');
}
////////////////////////////////////////
header('Cache-Control: max-age=0');
// If you're serving to IE 9, then the following may be needed
header('Cache-Control: max-age=1');
// If you're serving to IE over SSL, then the following may be needed
header ('Expires: Mon, 26 Jul 1997 05:00:00 GMT'); // Date in the past
header ('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT'); // always modified
header ('Cache-Control: cache, must-revalidate'); // HTTP/1.1
header ('Pragma: public'); // HTTP/1.0
$objWriter = PHPExcel_IOFactory::createWriter($objPHPExcel, 'Excel2007');
$objWriter->setIncludeCharts(TRUE);
$objWriter->save('php://output');
exit;
另要注意的地方是，Excel的餅圖，通過指定其標簽，值所對應的單元格范圍，自動生成，所以主要是在代碼中計算好。另在非Windows服務器，生成會失敗。
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