getActiveSheet(); $gdImage = @imagecreatetruecolor(120, 20); $textColor = imagecolorallocate($gdImage, 255, 255, 255); imagestring($gdImage, 1, 5, 5, 'Created with PhpSpreadsheet', $textColor); $drawing = new MemoryDrawing(); $drawing->setName('In-Memory image 1'); $drawing->setDescription('In-Memory image 1'); $drawing->setCoordinates('A1'); $drawing->setImageResource($gdImage); $drawing->setRenderingFunction( MemoryDrawing::RENDERING_JPEG ); $drawing->setMimeType(MemoryDrawing::MIMETYPE_DEFAULT); $drawing->setHeight(36); $drawing->setWorksheet($aSheet); $originDrawingCount = count($aSheet->getDrawingCollection()); $clonedWorksheet = clone $aSheet; $clonedDrawingCount = count($clonedWorksheet->getDrawingCollection()); self::assertEquals($originDrawingCount, $clonedDrawingCount); self::assertNotSame($aSheet, $clonedWorksheet); self::assertNotSame($aSheet->getDrawingCollection(), $clonedWorksheet->getDrawingCollection()); } }