Merge main.

map_machine/feature/tree.py

@@ -0,0 +1,36 @@
+import numpy as np
+from colour import Color
+from svgwrite import Drawing
+from typing import Dict
+
+from map_machine.geometry.flinger import Flinger
+from map_machine.osm.osm_reader import Tagged
+from map_machine.scheme import Scheme
+
+
+class Tree(Tagged):
+    """Tree on the map."""
+
+    def __init__(
+        self, tags: Dict[str, str], coordinates: np.ndarray, point: np.ndarray
+    ) -> None:
+        super().__init__(tags)
+        self.coordinates: np.ndarray = coordinates
+        self.point: np.ndarray = point
+
+    def draw(self, svg: Drawing, flinger: Flinger, scheme: Scheme) -> None:
+        """Draw crown and trunk."""
+        scale: float = flinger.get_scale(self.coordinates)
+
+        radius: float
+        if diameter_crown := self.get_float("diameter_crown") is not None:
+            radius = diameter_crown / 2.0
+        else:
+            radius = 2.0
+
+        color: Color = scheme.get_color("evergreen_color")
+        svg.add(svg.circle(self.point, radius * scale, fill=color, opacity=0.3))
+
+        if (circumference := self.get_float("circumference")) is not None:
+            radius: float = circumference / 2.0 / np.pi
+            svg.add(svg.circle(self.point, radius * scale, fill="#B89A74"))