إضافة خط التوقيع إلى ورقة العمل
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مقدمة
يوفر Aspose.Cells for Python via .NET الخاصية Picture.signature_line لإضافة خط توقيع لورقة العمل.
كيفية إضافة خط توقيع إلى الورقة
يوضح الكود النموذجي التالي كيفية استخدام خاصية Picture.signature_line لإضافة خط التوقيع في ورقة العمل. يظهر لقطة الشاشة تأثير الكود النموذجي على ملف Excel النموذجي بعد التنفيذ.
الكود المثالي
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from aspose.cells import Workbook | |
from aspose.cells.digitalsignatures import DigitalSignature, DigitalSignatureCollection | |
from aspose.cells.drawing import SignatureLine | |
from datetime import datetime | |
from uuid import uuid4 | |
# For complete examples and data files, please go to https:# github.com/aspose-cells/Aspose.Cells-for-.NET | |
# The path to the documents directory. | |
dataDir = RunExamples.GetDataDir(".") | |
# Instantiating a Workbook object | |
wb = Workbook() | |
pics = wb.worksheets[0].pictures | |
pics.add(10, 0, 12, 1, None) | |
signatureLine = SignatureLine() | |
signatureLine.id = uuid4() | |
signatureLine.provider_id = uuid4() | |
signatureLine.signer = "Aspose.Cells" | |
signatureLine.title = "signed by Aspose.Cells" | |
wb.worksheets[0].pictures[0].signature_line = signatureLine | |
# Cert must contain private key, it can be contructed from cert file or windows certificate collection. aa is password of cert | |
rawData = None | |
password = None | |
signature = DigitalSignature(rawData, password, "test Microsoft Office signature line", datetime.now()) | |
signature.id = signatureLine.id | |
signature.provider_id = signatureLine.provider_id | |
dsCollection = DigitalSignatureCollection() | |
dsCollection.add(signature) | |
wb.set_digital_signature(dsCollection) | |
wb.save(dataDir + "signatureLine.xlsx") |