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PHPExcel_Worksheet_Drawing 了解一下，下面的copy的一份代碼

<?php 
ini_set("display_errors",1);
 
include 'Classes/PHPExcel.php';
include 'Classes/PHPExcel/IOFactory.php';
 
define('EXCEL_EXTENSION_2003', "xls");
define('EXCEL_EXTENSION_2007', "xlsx");
 
 
$fileName2003 = "Standard_Format_File1.xls";
$fileName2007 = "Standard_Format_File1.xlsx";
 
$fileName = $fileName2003;
//$fileName = $fileName2007;
 
if(getExtendFileName($fileName) == EXCEL_EXTENSION_2003)
{
    $reader = PHPExcel_IOFactory::createReader('Excel5');
}
else if(getExtendFileName($fileName) == EXCEL_EXTENSION_2007)
{
    $reader = new PHPExcel_Reader_Excel2007();
}
 
$PHPExcel = $reader->load($fileName);
$worksheet = $PHPExcel->getActiveSheet();
$imageInfo = extractImageFromWorksheet($worksheet,"importImg/");
 
print_r($imageInfo);
 
function getExtendFileName($file_name) {
 
    $extend = pathinfo($file_name);
    $extend = strtolower($extend["extension"]);
    return $extend;
}
 
function extractImageFromWorksheet($worksheet,$basePath){
 
    $result = array();
 
    $imageFileName = "";
 
    foreach ($worksheet->getDrawingCollection() as $drawing) {
        $xy=$drawing->getCoordinates();
        $path = $basePath;
        // for xlsx
        if ($drawing instanceof PHPExcel_Worksheet_Drawing) {
 
            $filename = $drawing->getPath();
 
            $imageFileName = $drawing->getIndexedFilename();
                 
            $path = $path . $drawing->getIndexedFilename();
 
            copy($filename, $path);
 
            $result[$xy] = $path;
 
            // for xls
        } else if ($drawing instanceof PHPExcel_Worksheet_MemoryDrawing) {
 
            $image = $drawing->getImageResource();
 
            $renderingFunction = $drawing->getRenderingFunction();
 
            switch ($renderingFunction) {
 
                case PHPExcel_Worksheet_MemoryDrawing::RENDERING_JPEG:
                         
                    $imageFileName = $drawing->getIndexedFilename();
                    $path = $path . $drawing->getIndexedFilename();
                    imagejpeg($image, $path);
                    break;
 
                case PHPExcel_Worksheet_MemoryDrawing::RENDERING_GIF:
                    $imageFileName = $drawing->getIndexedFilename();
                    $path = $path . $drawing->getIndexedFilename();
                    imagegif($image, $path);
                    break;
 
                case PHPExcel_Worksheet_MemoryDrawing::RENDERING_PNG:
                    $imageFileName = $drawing->getIndexedFilename();
                    $path = $path . $drawing->getIndexedFilename();
                    imagegif($image, $path);
                    break;
 
                case PHPExcel_Worksheet_MemoryDrawing::RENDERING_DEFAULT:
                    $imageFileName = $drawing->getIndexedFilename();
                    $path = $path . $drawing->getIndexedFilename();
                    imagegif($image, $path);
                    break;
            }
            $result[$xy] = $imageFileName;
        }
    }
 
    return $result;
}