我使用PHPExcel生成图表所有内容都是正确的但有时当我打开文件时，它显示消息指示不可读的内容，当我点击是按钮进行修复被删除。贝娄是我的代码。
$workbook = new PHPExcel();
for($sh = 0; $sh <= 2; $sh++)
{
if($sh == 0)
{
$sheet = $workbook->createSheet($sh);
$sheet = $workbook->setActiveSheetIndex($sh);
$workbook->getActiveSheet()->setTitle($this->lang->line('co_repBased_pos'));
$sheet_name = $sheet->getTitle();
}
elseif($sh == 1)
{ //$sheet = $workbook->createSheet($sh);
$sheet = $workbook->setActiveSheetIndex($sh);
$workbook->getActiveSheet()->setTitle($this->lang->line('co_repBased_jloc'));
$sheet_name = $sheet->getTitle();
}
elseif($sh == 2)
{
$sheet = $workbook->createSheet($sh);
$sheet = $workbook->setActiveSheetIndex($sh);
$workbook->getActiveSheet()->setTitle($this->lang->line('co_total_rep'));
$sheet_name = $sheet->getTitle();
}
$sheet->getTabColor()->setRGB('CC000#');
// Set the page setting for easy print option
$sheet->getPageSetup()->setOrientation(PHPExcel_Worksheet_PageSetup::ORIENTATION_PORTRAIT);
$sheet->getPageSetup()->setPaperSize(PHPExcel_Worksheet_PageSetup::PAPERSIZE_A4);
$sheet->getPageSetup()->setFitToPage(TRUE);
$sheet->getPageSetup()->setFitToWidth(1);
$sheet->getPageSetup()->setFitToHeight(0);
// Set the protection of work book and sheet
$workbook->getSecurity()->setLockWindows(true);
$workbook->getSecurity()->setLockStructure(true);
$workbook->getSecurity()->setWorkbookPassword("pAsSwOrD");
// Set sheet password protected
$sheet->getProtection()->setSheet(TRUE);
$sheet->getProtection()->setSort(true);
$sheet->getProtection()->setInsertRows(true);
$sheet->getProtection()->setInsertColumns(true);
$sheet->getProtection()->setFormatCells(true);
$sheet->getProtection()->setSelectUnlockedCells(false);
$sheet->getProtection()->setSelectLockedCells(true);
$sheet->getProtection()->setObjects(true);
$sheet->getProtection()->setPassword("pAsSwOrD");
$styleHeadings = array(
'borders' => array(
'allborders' => array(
'style' => PHPExcel_Style_Border::BORDER_THIN,
'color' => array('argb' => '#DBDBB7'),
),
),
'font' => array(
'bold' => true,
'size' => 20
),
'fill' => array(
'type' => PHPExcel_Style_Fill::FILL_GRADIENT_LINEAR,
'startcolor' => array(
'argb' => 'E9E9E9',
),
'endcolor' => array(
'argb' => 'E9E9E9',
),
),
'alignment' => array(
'horizontal' => PHPExcel_Style_Alignment::HORIZONTAL_CENTER
),
);
if($this->mng_auth->get_language()=='en')
{
$sheet->setRightToLeft(false);
}
else
{
$sheet->setRightToLeft(true);
}
$start_headRow = $total_rows+1;
$end_headRow = $total_rows+2;
// Make the chart area setting
$j = 'B';
for($k = 0; $k < $course_count; $k++)
{
$m=$k;
$col = $j;
$j = chr(ord($j)+$m);
}
$total_std = 0;
foreach($chart_total_stdOfCourse as $row)
{
if($row[1] > $total_std)
{
$total_std = $row[1];
}
}
$input_string = $col;
$base_value = 64;
$decimal_value = 26;
$column_index = 0;
for ($d = 0; $d < strlen($input_string); $d++)
{
// take the ASCII value.
$char_value = ord($input_string[$d]);
$char_value -= $base_value;
$char_value *= pow($decimal_value, (strlen($input_string) - ($d + 1)));
$column_index += $char_value;
}
//create column for present
$present = PHPExcel_Cell::stringFromColumnIndex($column_index);
//echo $course_count.'/'.$column_index.'/'.$end_headRow.'/'.$present; exit;
if($column_index <= 9)
{
$present = 'J';
$column_index = 9;
}
// End of chart area setting
$sheet->getStyle('A'.$start_headRow.':'.$present.$end_headRow)->applyFromArray($styleHeadings);
if($sh == 0)
{
$sheet->setCellValue('A'.$start_headRow,'ÑÇæÑ æÑÓ åÇ Èå ÇÓÇÓ ÑÊÈå ÔÇÑÏ');
}
elseif($sh == 1)
{
$sheet->setCellValue('A'.$start_headRow,'ÑÇæÑ æÑÓ åÇ Èå ÇÓÇÓ ãÍá æÙíÝå ÔÇÑÏ');
}
elseif($sh == 2)
{
$sheet->setCellValue('A'.$start_headRow,'ÑÇæÑ æÑÓ åÇ Èå ÇÓÇÓ ãÌãæÚå ÔÇÑÏÇä');
}
$sheet->getStyle('A'.$start_headRow.':'.$present.$end_headRow)->getAlignment()->setWrapText(true);
// Set mergeCells start from 0
$sheet->mergeCellsByColumnAndRow(0,$start_headRow,$column_index,$end_headRow);
if($sh == 0)
{
$sheet->fromArray(
$course_rep,
NULL,
'B'.$startRow_num
);
}
elseif($sh == 1)
{
$sheet->fromArray(
$course_jobLocBasedrep,
NULL,
'B'.$startRow_num
);
}
else
{
$sheet->fromArray(
$chart_total_stdOfCourse,
NULL,
'B'.$startRow_num
);
}
if($sh <= 1)
{
$labels = array(
new PHPExcel_Chart_DataSeriesValues('String', "'".$sheet_name."'".'!$C$'.$startRow_num, null, 1),
new PHPExcel_Chart_DataSeriesValues('String', "'".$sheet_name."'".'!$D$'.$startRow_num, null, 1),
new PHPExcel_Chart_DataSeriesValues('String', "'".$sheet_name."'".'!$E$'.$startRow_num, null, 1),
new PHPExcel_Chart_DataSeriesValues('String', "'".$sheet_name."'".'!$F$'.$startRow_num, null, 1),
);
// find the end row number of data source because we write from A2 so A3 is the start of main data
$categories = array(
new PHPExcel_Chart_DataSeriesValues('String', "'".$sheet_name."'".'!$B$'.$category_start.':$B$'.$total_rows, null, 4),
);
$values = array(
new PHPExcel_Chart_DataSeriesValues('Number', "'".$sheet_name."'".'!$C$'.$category_start.':$C$'.$total_rows, null, 4),
new PHPExcel_Chart_DataSeriesValues('Number', "'".$sheet_name."'".'!$D$'.$category_start.':$D$'.$total_rows, null, 4),
new PHPExcel_Chart_DataSeriesValues('Number', "'".$sheet_name."'".'!$E$'.$category_start.':$E$'.$total_rows, null, 4),
new PHPExcel_Chart_DataSeriesValues('Number', "'".$sheet_name."'".'!$F$'.$category_start.':$F$'.$total_rows, null, 4),
);
$series = new PHPExcel_Chart_DataSeries(
PHPExcel_Chart_DataSeries::TYPE_BARCHART_3D, // plotType
PHPExcel_Chart_DataSeries::GROUPING_STACKED, // plotGrouping
array(0,1,2,3), // plotOrder
$labels, // plotLabel
$categories, // plotCategory
$values // plotValues
);
}
elseif($sh == 2)
{
// Total student chart
$labels = array(
//new PHPExcel_Chart_DataSeriesValues('String', $sheet_name.'!$Q$'.$startRow_num, null, 1),
new PHPExcel_Chart_DataSeriesValues('String', "'".$sheet_name."'".'!$C$'.$startRow_num, null, 1)
);
// find the end row number of data source because we write from A2 so A3 is the start of main data
$categories = array(
new PHPExcel_Chart_DataSeriesValues('String', "'".$sheet_name."'".'!$B$'.$category_start.':$B$'.$total_rows, null, 1)
);
$values = array(
new PHPExcel_Chart_DataSeriesValues('Number', "'".$sheet_name."'".'!$C$'.$category_start.':$C$'.$total_rows, null, 1)
//new PHPExcel_Chart_DataSeriesValues('Number', $sheet_name.'!$B$'.$category_start.':$B$'.$total_rows, null, 4),
);
$series = new PHPExcel_Chart_DataSeries(
PHPExcel_Chart_DataSeries::TYPE_BARCHART_3D, // plotType
PHPExcel_Chart_DataSeries::GROUPING_STACKED, // plotGrouping
array(0), // plotOrder
$labels, // plotLabel
$categories, // plotCategory
$values // plotValues
);
}
$series->setPlotDirection(PHPExcel_Chart_DataSeries::DIRECTION_COL);
$layout1 = new PHPExcel_Chart_Layout(); // Create object of chart layout to set data label
$layout1->setShowVal(TRUE);
$layout1->setManual3dAlign(true);
$layout1->setXRotation(20);
$layout1->setYRotation(20);
$layout1->setPerspective(15);
$layout1->setRightAngleAxes(TRUE);
//$layout1->setShowPercent(TRUE);
//$layout1->setShowCatName(TRUE);
//$layout1->setShowSerName(TRUE);
//$layout1->setShowBubbleSize(TRUE);
//$layout1->setShowLeaderLines(TRUE);
//$layout1->setShowLegendKey(TRUE);
//$image = base_url().'image/app_req.jpeg';
//$header1 = new PHPExcel_Worksheet();
//$header1->setHeaderFooter(PHPExcel_Worksheet_HeaderFooter::addImage($image,'A12'));
$plotarea = new PHPExcel_Chart_PlotArea($layout1, array($series));
$title_name = $this->lang->line('co_report').''.$this->lang->line('co_reportFrom').$rep_sdate.''.$this->lang->line('co_reportto').''.$rep_edate;
//echo $title_name; exit;
$title = new PHPExcel_Chart_Title($title_name, null);
//$title = new PHPExcel_Chart_Title(new PHPExcel_RichText(new PHPExcel_Cell('A','1','Ttile Chart',PHPExcel_Cell_DataType::TYPE_STRING,$sheet)));
$legend = new PHPExcel_Chart_Legend(PHPExcel_Chart_Legend::POSITION_RIGHT, null, false);
$xTitle = new PHPExcel_Chart_Title($this->lang->line('course_names'));
$yTitle = new PHPExcel_Chart_Title($this->lang->line('no_std'));
$chart = new PHPExcel_Chart(
'chart1', // name
$title, // title
$legend, // legend
$plotarea, // plotArea
true, // plotVisibleOnly
0, // displayBlanksAs
$xTitle, // xAxisLabel
$yTitle // yAxisLabel
);
$start_ofChart = $end_headRow+2;
$chart->setTopLeftPosition('A'.$start_ofChart);
if($total_std < 20)
{
$total_std+= 20;
$present++;
//echo $total_std; exit;
$chart->setBottomRightPosition((string)$present."$total_std");
}
$sheet->addChart($chart);
}
header('Content-Type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet');
header('Content-Disposition: attachment;filename="training report.xlsx"');
header('Cache-Control: max-age=0');
$writer = PHPExcel_IOFactory::createWriter($workbook, 'Excel2007');
$writer->setIncludeCharts(TRUE);
ob_start();
ob_end_clean();
$writer->save('php://output');
但是，当我打开文件时，它会显示消息指示不可读的内容，当我单击是按钮进行修复时，图表正在删除。所以，任何帮助解决这个问题谢谢。