pip install Spire.PDF
pip install Spire.Barcode

from spire.barcode import *

def WriteAllBytes(fname: str, data):
    """將字節(jié)數(shù)據(jù)寫(xiě)入文件"""
    with open(fname, "wb") as fp:
        fp.write(data)

# 創(chuàng)建條碼設(shè)置對(duì)象
barcodeSettings = BarcodeSettings()

# 設(shè)置條碼類(lèi)型為二維碼
barcodeSettings.Type = BarCodeType.QRCode

# 設(shè)置二維碼包含的數(shù)據(jù)
barcodeSettings.Data = "https://example.com/product/12345"

# 創(chuàng)建條碼生成器
barCodeGenerator = BarCodeGenerator(barcodeSettings)

# 生成二維碼圖像
barcodeImage = barCodeGenerator.GenerateImage()

# 保存為 PNG 文件
WriteAllBytes("QRCode.png", barcodeImage)

from spire.pdf import *
from spire.barcode import BarcodeSettings, BarCodeType, BarCodeGenerator

def WriteAllBytes(fname: str, data):
    with open(fname, "wb") as fp:
        fp.write(data)

# 生成二維碼
barcodeSettings = BarcodeSettings()
barcodeSettings.Type = BarCodeType.QRCode
barcodeSettings.Data = "https://example.com/product/12345"
barcodeSettings.ShowText = False
barcodeSettings.ImageHeight = 230.0
barcodeSettings.ImageWidth = 230.0
barcodeSettings.LeftMargin = 1.0
barcodeSettings.TopMargin = 1.0
barcodeSettings.RightMargin = 1.0
barcodeSettings.BottomMargin = 1.0

barCodeGenerator = BarCodeGenerator(barcodeSettings)
barcodeImage = barCodeGenerator.GenerateImage()
WriteAllBytes("temp_qrcode.png", barcodeImage)

# 創(chuàng)建 PDF 文檔
doc = PdfDocument()
doc.PageSettings.Size = PdfPageSize.A4()
page = doc.Pages.Add()

# 加載二維碼圖像
qrcode = PdfImage.FromFile("temp_qrcode.png")

# 定義二維碼的位置和尺寸矩形 - 固定在頁(yè)面左側(cè)位置
qrcode_width = float(qrcode.Width)
qrcode_height = float(qrcode.Height)
page_width = page.Size.Width
page_height = page.Size.Height

# 計(jì)算二維碼位置：固定在距離左邊界 100 點(diǎn)，距離頂部 150 點(diǎn)的位置
stampRect = RectangleF(
    PointF(100.0, 150.0),
    SizeF(qrcode_width, qrcode_height)
)

# 創(chuàng)建橡膠圖章注釋
loStamp = PdfRubberStampAnnotation(stampRect)

# 創(chuàng)建外觀對(duì)象
loAppearance = PdfAppearance(loStamp)

# 創(chuàng)建模板并在其中繪制二維碼
template = PdfTemplate(stampRect.Width, stampRect.Height)
template.Graphics.DrawImage(qrcode, 0.0, 0.0, float(qrcode.Width), float(qrcode.Height))

# 設(shè)置外觀并添加到頁(yè)面注釋集合
loAppearance.Normal = template
loAppearance.MouseHover = template
loAppearance.Pressed = template
loStamp.Appearance = loAppearance
page.AnnotationsWidget.Add(loStamp)

# 添加說(shuō)明文字 - 在二維碼下方適當(dāng)距離
font = PdfTrueTypeFont("微軟雅黑", 12.0, PdfFontStyle.Regular, True)
brush = PdfBrushes.get_Black()
text_y_position = stampRect.Y + stampRect.Height + 20.0  # 二維碼底部向下 20 點(diǎn)間距
page.Canvas.DrawString("掃描二維碼獲取產(chǎn)品詳情", font, brush, stampRect.X, text_y_position)

# 保存文檔
doc.SaveToFile("ProductWithQRCode.pdf")
doc.Close()

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

def WriteAllBytes(fname: str, data):
    with open(fname, "wb") as fp:
        fp.write(data)

# 生成二維碼
barcodeSettings = BarcodeSettings()
barcodeSettings.Type = BarCodeType.QRCode
barcodeSettings.Data = "https://example.com/contact"
barCodeGenerator = BarCodeGenerator(barcodeSettings)
barcodeImage = barCodeGenerator.GenerateImage()
WriteAllBytes("contact_qr.png", barcodeImage)

# 創(chuàng)建 PDF 并直接繪制
doc = PdfDocument()
page = doc.Pages.Add()

# 加載圖像
qrcode = PdfImage.FromFile("contact_qr.png")

# 直接在畫(huà)布指定位置繪制圖像
page.Canvas.DrawImage(qrcode, 50.0, 50.0, 120.0, 120.0)

# 添加標(biāo)題
font = PdfFont(PdfFontFamily.Helvetica, 16.0, PdfFontStyle.Bold)
page.Canvas.DrawString("聯(lián)系我們", font, PdfBrushes.get_Black(), 50.0, 180.0)

doc.SaveToFile("ContactCard.pdf")
doc.Close()

barcodeSettings = BarcodeSettings()
barcodeSettings.Type = BarCodeType.QRCode
barcodeSettings.Data = "Custom styled QR code"

# 設(shè)置前景色和背景色
barcodeSettings.ForeColor = Color.get_Black()
barcodeSettings.BackColor = Color.get_White()

# 設(shè)置圖像寬度（影響分辨率）
barcodeSettings.ImageWidth = 300

# 設(shè)置邊距
barcodeSettings.MarginTop = 10
barcodeSettings.MarginBottom = 10
barcodeSettings.MarginLeft = 10
barcodeSettings.MarginRight = 10

barCodeGenerator = BarCodeGenerator(barcodeSettings)
barcodeImage = barCodeGenerator.GenerateImage()

products = [
    {"id": "P001", "url": "https://example.com/p1"},
    {"id": "P002", "url": "https://example.com/p2"},
    {"id": "P003", "url": "https://example.com/p3"}
]

for product in products:
    # 生成二維碼
    barcodeSettings.Data = product["url"]
    # ... 生成圖像和 PDF
    doc.SaveToFile(f"Product_{product['id']}.pdf")

barcodeSettings.ImageWidth = 600  # 增加寬度提高分辨率
barcodeSettings.DPI = 300         # 設(shè)置 300 DPI 適合打印