Data Matrix codes

A page of Data Matrix codes, drawn as squares.

JSON write_datamatrix.json 73 lines

This one is not a program. It is the request the document server is sent: the same page, asked for over the network by an application that writes no PDF code at all.

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{
  "metadata": {
    "title": "Data Matrix codes, drawn as squares"
  },
  "items": [
    {
      "type": "text",
      "rect": {"llx": 72, "lly": 794, "urx": 523.276, "ury": 813.2},
      "content": [
        "Data Matrix codes, drawn as squares"
      ],
      "font": "DejaVuSans",
      "font_size": 16
    },
    {
      "type": "text",
      "rect": {"llx": 72, "lly": 770, "urx": 523.276, "ury": 782.6},
      "content": [
        "A Data Matrix holds as much as a QR code in less room, which is why it is found"
      ],
      "font": "DejaVuSans",
      "font_size": 10.5
    },
    {
      "type": "text",
      "rect": {"llx": 72, "lly": 755, "urx": 523.276, "ury": 767.6},
      "content": [
        "on small parts and on parcels. Under each one is what a scanner reads back."
      ],
      "font": "DejaVuSans",
      "font_size": 10.5
    },
    {
      "type": "data_matrix",
      "content": "https://example.test/track/FR-1964413",
      "rect": {"llx": 72, "lly": 637, "urx": 150, "ury": 715}
    },
    {
      "type": "text",
      "rect": {"llx": 75, "lly": 560, "urx": 275, "ury": 636},
      "content": ["https://example.test/track/FR-1964413"],
      "font": "DejaVuSans",
      "font_size": 8,
      "leading": 8
    },
    {
      "type": "data_matrix",
      "content": "SN:2026-07-19/ACME-4472",
      "rect": {"llx": 174, "lly": 637, "urx": 234, "ury": 697}
    },
    {
      "type": "text",
      "rect": {"llx": 177, "lly": 560, "urx": 377, "ury": 636},
      "content": ["SN:2026-07-19/ACME-4472"],
      "font": "DejaVuSans",
      "font_size": 8,
      "leading": 8
    },
    {
      "type": "data_matrix",
      "content": "a-Z 0..9 +*#% and on",
      "rect": {"llx": 258, "lly": 637, "urx": 324, "ury": 703}
    },
    {
      "type": "text",
      "rect": {"llx": 261, "lly": 560, "urx": 461, "ury": 636},
      "content": ["a-Z 0..9 +*#% and on"],
      "font": "DejaVuSans",
      "font_size": 8,
      "leading": 8
    }
  ]
}