Dwf To Kmz Now

def _is_xml_dwf(path): with open(path, 'rb') as f: return b'<?xml' in f.read(100)

def _convert_binary_dwf_to_dwfx(input_bin, output_xml): # Requires ODA File Converter CLI (free) # Download from: https://www.opendesign.com/guestfiles/oda_file_converter import subprocess converter = r"C:\Program Files\ODA\ODAFileConverter\ODAFileConverter.exe" # adjust path if not os.path.exists(converter): raise RuntimeError("ODA File Converter not found. Please install and set path.") subprocess.run([converter, input_bin, output_xml, "dwf", "dwfx"], check=True) dwf to kmz

""" DWF to KMZ Converter Requires: pip install ezdxf pycollada lxml For DWF parsing: pip install ODAFileConverter (optional, see note) """ def _is_xml_dwf(path): with open(path, 'rb') as f: return

import os import zipfile from xml.etree import ElementTree as ET import shutil import tempfile from lxml import etree import json Simplified: extract vertices of 2D/3D polylines, polygons

def _create_kml(geometries): """ Build KML document from extracted geometry. """ kml = etree.Element("kml", xmlns="http://www.opengis.net/kml/2.2") doc = etree.SubElement(kml, "Document") etree.SubElement(doc, "name").text = "DWF Export" style = etree.SubElement(doc, "Style", id="lineStyle") etree.SubElement(style, "LineStyle").set("width", "3") etree.SubElement(etree.SubElement(style, "LineStyle"), "color").text = "ff0000ff" # Add lines for i, line_verts in enumerate(geometries['lines']): placemark = etree.SubElement(doc, "Placemark") etree.SubElement(placemark, "name").text = f"Line_{i}" etree.SubElement(placemark, "styleUrl").text = "#lineStyle" ls = etree.SubElement(placemark, "LineString") etree.SubElement(ls, "extrude").text = "0" etree.SubElement(ls, "tessellate").text = "1" coords = "\n".join(f"{x},{y},{z}" for x, y, z in line_verts) etree.SubElement(ls, "coordinates").text = coords # Add polygons as Placemarks with Polygons (requires closed rings) for poly_verts in geometries['polygons']: if len(poly_verts) < 3: continue placemark = etree.SubElement(doc, "Placemark") poly = etree.SubElement(placemark, "Polygon") outer = etree.SubElement(poly, "outerBoundaryIs") lr = etree.SubElement(outer, "LinearRing") coords = "\n".join(f"{x},{y},{z}" for x, y, z in poly_verts) # close ring coords += f"\n{poly_verts[0][0]},{poly_verts[0][1]},{poly_verts[0][2]}" etree.SubElement(lr, "coordinates").text = coords return kml

def _extract_geometries_from_dwfx(root): """ Parse DWFX XML structure. Simplified: extract vertices of 2D/3D polylines, polygons. Real implementation would handle GraphicsNode, Geometry, and VertexArray. """ ns = {'dwf': 'http://www.autodesk.com/schemas/dwf/2007/1'} geometries = { 'points': [], 'lines': [], 'polygons': [], 'collada_files': [] } # Search for GraphicsNode -> Geometry -> VertexArray for geom in root.findall('.//dwf:Geometry', ns): vertices = [] varr = geom.find('.//dwf:VertexArray', ns) if varr is not None: # VertexArray format: "x1 y1 z1 x2 y2 z2 ..." data = varr.text.strip().split() if len(data) % 3 == 0: for i in range(0, len(data), 3): vertices.append(( float(data[i]), float(data[i+1]), float(data[i+2]) if i+2 < len(data) else 0 )) # Add as line strip or polygon (simplified) if len(vertices) > 1: geometries['lines'].append(vertices) return geometries