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Issue #84: fix connection order.

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Now we draw connector background on connector minimum layer and
connector foreground on connector maximum level.
This commit is contained in:
Sergey Vartanov 2021-10-02 11:12:10 +03:00
parent c85d03905d
commit c80852c690
1 changed files with 73 additions and 41 deletions
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104
map_machine/road.py
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@ -416,27 +416,27 @@ class Road(Tagged):
if "layer" in tags:
self.layer = float(tags["layer"])
def draw(
self,
svg: Drawing,
flinger: Flinger,
color: Color,
extra_width: float = 0,
) -> None:
def draw(self, svg: Drawing, flinger: Flinger, is_border: bool) -> None:
"""Draw road as simple SVG path."""
width: float
if self.width is not None:
width = self.width
else:
width = self.matcher.default_width
if extra_width and self.tags.get("bridge") == "yes":
color = Color("#666666")
if extra_width and self.tags.get("ford") == "yes":
color = Color("#88BBFF")
if is_border:
color = self.get_border_color()
extra_width = 2
else:
color = self.get_color()
extra_width = 0
if is_border:
if self.tags.get("ford") == "yes":
width += 2
if extra_width and self.tags.get("embankment") == "yes":
color = Color("#666666")
if self.tags.get("embankment") == "yes":
width += 4
scale: float = flinger.get_scale(self.nodes[0].coordinates)
path_commands: str = self.line.get_path()
path: Path = Path(d=path_commands)
@ -447,13 +447,32 @@ class Road(Tagged):
"stroke-linejoin": "round",
"stroke-width": scale * width + extra_width,
}
if extra_width and self.tags.get("embankment") == "yes":
if is_border and self.tags.get("embankment") == "yes":
style["stroke-dasharray"] = "1,3"
if extra_width and self.tags.get("tunnel") == "yes":
if self.tags.get("tunnel") == "yes":
if is_border:
style["stroke-dasharray"] = "3,3"
path.update(style)
svg.add(path)
def get_color(self) -> Color:
"""Get road main color."""
color: Color = self.matcher.color
if self.tags.get("tunnel") == "yes":
color = Color(color, luminance=min(1, color.luminance + 0.2))
return color
def get_border_color(self) -> Color:
"""Get road border color."""
color: Color = self.matcher.border_color
if self.tags.get("bridge") == "yes":
color = Color("#666666")
if self.tags.get("ford") == "yes":
color = Color("#88BBFF")
if self.tags.get("embankment") == "yes":
color = Color("#666666")
return color
def draw_lanes(self, svg: Drawing, flinger: Flinger, color: Color) -> None:
"""Draw lane separators."""
scale: float = flinger.get_scale(self.nodes[0].coordinates)
@ -507,10 +526,12 @@ class Connector:
scale: float,
) -> None:
self.connections: list[tuple[Road, int]] = connections
self.road_1: Road = connections[0][0]
self.index_1: int = connections[0][1]
self.road_1: Road
self.index_1: int
self.road_1, self.index_1 = connections[0]
self.layer: float = min(x[0].layer for x in connections)
self.min_layer: float = min(x[0].layer for x in connections)
self.max_layer: float = max(x[0].layer for x in connections)
self.scale: float = scale
self.flinger: Flinger = flinger
@ -547,7 +568,7 @@ class SimpleConnector(Connector):
circle: Circle = svg.circle(
self.point,
self.road_1.width * self.scale / 2,
fill=self.road_1.matcher.color.hex,
fill=self.road_1.get_color().hex,
)
svg.add(circle)
@ -672,16 +693,15 @@ class Roads:
def __init__(self) -> None:
self.roads: list[Road] = []
self.connections: dict[int, list[tuple[Road, int]]] = {}
self.nodes: dict[int, list[tuple[Road, int]]] = {}
def append(self, road: Road) -> None:
"""Add road and update connections."""
self.roads.append(road)
for index in road.nodes[0].id_, road.nodes[-1].id_:
if index not in self.connections:
self.connections[index] = []
self.connections[road.nodes[0].id_].append((road, 0))
self.connections[road.nodes[-1].id_].append((road, -1))
for index, node in enumerate(road.nodes):
if node.id_ not in self.nodes:
self.nodes[node.id_] = []
self.nodes[node.id_].append((road, index))
def draw(self, svg: Drawing, flinger: Flinger) -> None:
"""Draw whole road system."""
@ -697,23 +717,33 @@ class Roads:
layered_roads[road.layer] = []
layered_roads[road.layer].append(road)
for id_ in self.connections:
connected: list[tuple[Road, int]] = self.connections[id_]
for id_ in self.nodes:
connected: list[tuple[Road, int]] = self.nodes[id_]
connector: Connector
if len(self.connections[id_]) == 2:
road_1, _ = connected[0]
road_2, _ = connected[1]
if road_1.width == road_2.width:
if len(self.nodes[id_]) <= 1:
continue
elif len(self.nodes[id_]) == 2:
road_1, index_1 = connected[0]
road_2, index_2 = connected[1]
if (
road_1.width == road_2.width
or index_1 not in [0, len(road_1.nodes) - 1]
or index_2 not in [0, len(road_2.nodes) - 1]
):
connector = SimpleConnector(connected, flinger, scale)
else:
connector = ComplexConnector(connected, flinger, scale)
else:
connector = SimpleIntersection(connected, flinger, scale)
if connector.layer not in layered_connectors:
layered_connectors[connector.layer] = []
layered_connectors[connector.layer].append(connector)
if connector.min_layer not in layered_connectors:
layered_connectors[connector.min_layer] = []
layered_connectors[connector.min_layer].append(connector)
if connector.max_layer not in layered_connectors:
layered_connectors[connector.max_layer] = []
layered_connectors[connector.max_layer].append(connector)
for layer in sorted(layered_roads.keys()):
roads: list[Road] = sorted(
@ -726,14 +756,16 @@ class Roads:
connectors = []
for road in roads:
road.draw(svg, flinger, road.matcher.border_color, 2)
road.draw(svg, flinger, True)
for connector in connectors:
if connector.min_layer == layer:
connector.draw_border(svg)
for connector in connectors:
if connector.max_layer == layer:
connector.draw(svg)
for road in roads:
road.draw(svg, flinger, road.matcher.color)
road.draw(svg, flinger, False)
for road in roads:
road.draw_lanes(svg, flinger, road.matcher.border_color)