Python在PDF中添加或删除超链接的操作

from spire.pdf.common import *
from spire.pdf import *

# 创建PDF文档
pdf = PdfDocument()

# 添加页面
page = pdf.Pages.Add()

# 设置初始X和Y坐标
y = 30.0
x = 10.0

# 创建PDF字体
font = PdfTrueTypeFont("宋体", 14.0, PdfFontStyle.Regular, True)
font1 = PdfTrueTypeFont("宋体", 14.0, PdfFontStyle.Underline, True)

# 添加简单文本链接
label = "简单链接： "
format = PdfStringFormat()
format.MeasureTrailingSpaces = True
page.Canvas.DrawString(label, font, PdfBrushes.get_Black(), 0.0, y, format)
x = font.MeasureString(label, format).Width
url = "https://www.e-iceblue.cn"
page.Canvas.DrawString(url, font1, PdfBrushes.get_Blue(), x, y)
y = y + 28

# 添加超文本链接
label = "超文本链接："
page.Canvas.DrawString(label, font, PdfBrushes.get_Black(), 0.0, y, format)
x = font.MeasureString(label, format).Width
webLink = PdfTextWebLink()
webLink.Text = "主页"
webLink.Url = url
webLink.Font = font1
webLink.Brush = PdfBrushes.get_Blue()
webLink.DrawTextWebLink(page.Canvas, PointF(x, y))
y = y + 28

# 添加邮件链接
label = "邮件链接： "
page.Canvas.DrawString(label, font, PdfBrushes.get_Black(), 0.0, y, format)
x = font.MeasureString(label, format).Width
link = PdfTextWebLink()
link.Text = "联系我们"
link.Url = "mailto:support @e-iceblue.com"
link.Font = font1
link.Brush = PdfBrushes.get_Blue()
link.DrawTextWebLink(page.Canvas, PointF(x, y))
y = y + 28

# 添加文档链接
label = "文档链接: "
page.Canvas.DrawString(label, font, PdfBrushes.get_Black(), 0.0, y, format)
x = font.MeasureString(label, format).Width
text = "点击打开文件"
location = PointF(x, y)
size = font1.MeasureString(text)
linkBounds = RectangleF(location, size)
fileLink = PdfFileLinkAnnotation(linkBounds, "C:\\Users\\Administrator\\Desktop\\排名.xlsx")
fileLink.Border = PdfAnnotationBorder(0.0)
page.AnnotationsWidget.Add(fileLink)
page.Canvas.DrawString(text, font1, PdfBrushes.get_Blue(), x, y)

# 保存PDF文档
pdf.SaveToFile("PDF超链接.pdf")
pdf.Close()

from spire.pdf import *
from spire.pdf.common import *

# 加载PDF文档
pdf = PdfDocument()
pdf.LoadFromFile("PDF超链接.pdf")

# 遍历文档中的所有页面
for j in range(pdf.Pages.Count):
    # 获取每一页
    page = pdf.Pages.get_Item(j)
    # 获取每一页上的注释
    annotations = page.AnnotationsWidget
    # 检查注释是否为空
    if annotations.Count > 0:
        # 遍历所有注释
        i = annotations.Count - 1
        while i >=0:
            # 获取注释
            annotation = annotations.get_Item(i)
            # 检查注释是否为超链接
            if isinstance(annotation, PdfTextWebLinkAnnotationWidget):
                # 删除超链接
                annotations.Remove(annotation)
            i -= 1

# 保存PDF文档
pdf.SaveToFile("删除PDF超链接.pdf")
pdf.Close()

# 删除第一页中的第一个超链接
page = pdf.Pages.get_Item(0)
page.AnnotationsWidget.RemoveAt(0)