Function make_line

src/table.py:2353–2405

Given 2 points, make a line dictionary for table detection.

(p, p1, p2, clip)

        return False

    def make_line(p, p1, p2, clip):
        """Given 2 points, make a line dictionary for table detection."""
        if not is_parallel(p1, p2):  # only accepting axis-parallel lines
            return {}
        # compute the extremal values
        x0 = min(p1.x, p2.x)
        x1 = max(p1.x, p2.x)
        y0 = min(p1.y, p2.y)
        y1 = max(p1.y, p2.y)

        # check for outside clip
        if x0 > clip.x1 or x1 < clip.x0 or y0 > clip.y1 or y1 < clip.y0:
            return {}

        if x0 < clip.x0:
            x0 = clip.x0  # adjust to clip boundary

        if x1 > clip.x1:
            x1 = clip.x1  # adjust to clip boundary

        if y0 < clip.y0:
            y0 = clip.y0  # adjust to clip boundary

        if y1 > clip.y1:
            y1 = clip.y1  # adjust to clip boundary

        width = x1 - x0  # from adjusted values
        height = y1 - y0  # from adjusted values
        if width == height == 0:
            return {}  # nothing left to deal with
        line_dict = {
            "x0": x0,
            "y0": page_height - y0,
            "x1": x1,
            "y1": page_height - y1,
            "width": width,
            "height": height,
            "pts": [(x0, y0), (x1, y1)],
            "linewidth": p["width"],
            "stroke": True,
            "fill": False,
            "evenodd": False,
            "stroking_color": p["color"] if p["color"] else p["fill"],
            "non_stroking_color": None,
            "object_type": "line",
            "page_number": page_number,
            "stroking_pattern": None,
            "non_stroking_pattern": None,
            "top": y0,
            "bottom": y1,
            "doctop": y0 + doctop_basis,
        }
        return line_dict

    for p in paths:
        items = p["items"]  # items in this path