src - Initial support for GeoJSON (Ref: #13)

Author: phibos

overpy/format/geojson.py

@@ -0,0 +1,53 @@
+import json
+
+import overpy
+
+
+def dump(result, fp, nodes=False, ways=False, json_args={}):
+    """
+
+    :param result:
+    :type result: overpy.Result
+    :param fp:
+    :return:
+    """
+    features = []
+    if nodes:
+        for node in result.nodes:
+            properties = {}
+            features.append({
+                "type": "Feature",
+                "geometry": {
+                    "type": "Point",
+                    "coordinates": [
+                        float(node.lon),
+                        float(node.lat)
+                    ]
+                },
+                "properties": properties
+            })
+
+    if ways:
+        for way in result.ways:
+            properties = {}
+            coordinates = []
+            for node in way.nodes:
+                coordinates.append([
+                    float(node.lon),
+                    float(node.lat)
+                ])
+            features.append({
+                "type": "Feature",
+                "geometry": {
+                    "type": "LineString",
+                    "coordinates": coordinates
+                },
+                "properties": properties
+            })
+
+    geojson = {
+        "type": "FeatureCollection",
+        "features": features
+    }
+
+    json.dump(geojson, fp, **json_args)