118 lines
3.2 KiB
Python
118 lines
3.2 KiB
Python
import os
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import sys
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import AveryLabels
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from reportlab.lib.units import mm
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from reportlab_qrcode import QRCodeImage
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from reportlab.pdfgen import canvas
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### config ###
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labelForm = 4730
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# mode "qr" prints a QR code and an ASN (archive serial number) text
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mode = "qr"
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# mode text prints a free text
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#mode = "text"
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#text="6y"
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# print multiple labels on a single cutout of a label sheet
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subLabelsX = 1
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subLabelsY = 1
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# what was the first ASN number printed on this sheet
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firstASNOnSheet = 1
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# how many labels have already been printed on this sheet successfully
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labelsAlreadyPrinted = 0
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# how many labels have been corrupted on this sheet because of misprints
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labelsCorrupted = 0
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# how many labels should be printed now
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labelsToPrint = 270
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fontSize = 2*mm
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qrSize = 0.9
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qrMargin = 1*mm
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debug = False
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positionHelper = False
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### pre-calculation ###
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asnsAlreadyPrinted = (labelsAlreadyPrinted-labelsCorrupted)*subLabelsX*subLabelsY
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startASN = firstASNOnSheet + asnsAlreadyPrinted
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offsetLabels = labelsAlreadyPrinted+labelsCorrupted
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### globals ###
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currentASN = startASN
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# debug
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count = 0
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def render(c: canvas.Canvas, width: float, height: float):
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global currentASN
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global subLabelsX
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global subLabelsY
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subLabelWidth = width/subLabelsX
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subLabelHeight = height/subLabelsY
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for i in range(subLabelsX):
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for j in range(subLabelsY-1, -1, -1): # no idea why inverted...
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subX = subLabelWidth*i
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subY = subLabelHeight*j
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c.saveState()
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c.translate(subX, subY)
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if mode == "qr":
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formatted_asn = f"{currentASN:04d}"
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barcode_value = f"ASN{formatted_asn}"
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currentASN = currentASN + 1
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qr = QRCodeImage(barcode_value, size=subLabelHeight*qrSize)
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qr.drawOn(c, x=qrMargin, y=subLabelHeight*((1-qrSize)/2))
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c.setFont("Helvetica", size=fontSize)
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c.drawString(x=subLabelHeight, y=(
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subLabelHeight-fontSize)/2, text=formatted_asn)
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elif mode == "text":
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if debug:
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global count
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count = count + 1
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c.drawString(
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x=(subLabelWidth-2*fontSize)/2, y=(subLabelHeight-fontSize)/2,
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text=text if not debug else str(count)
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)
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if positionHelper:
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r = 0.1
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d = 0
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if debug:
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r = 0.5
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d = r
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c.circle(x_cen=0+d, y_cen=0+d, r=r, stroke=1)
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c.circle(x_cen=subLabelWidth-d, y_cen=0+d, r=r, stroke=1)
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c.circle(x_cen=0+d, y_cen=subLabelHeight-d, r=r, stroke=1)
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c.circle(x_cen=subLabelWidth-d,
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y_cen=subLabelHeight-d, r=r, stroke=1)
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c.restoreState()
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outputDirectory = 'out'
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fileName = os.path.join(outputDirectory, f"labels-{labelForm}-{mode}.pdf")
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label = AveryLabels.AveryLabel(labelForm)
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label.debug = debug
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try:
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os.makedirs(outputDirectory, exist_ok=True)
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except OSError as oe:
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sys.exit(f"Failed to create directory '{outputDirectory}': {oe}")
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label.open(fileName)
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label.render(render, count=labelsToPrint, offset=offsetLabels)
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label.close()
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print
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print(fileName)
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