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Issue #63: add ghost icons.

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Add keys with lifecycle prefixes to MapCSS with ghost icons (icons with
low opacity).
This commit is contained in:
Sergey Vartanov 2021-07-27 03:29:17 +03:00
parent 071164efe0
commit afaeb6f37a
3 changed files with 94 additions and 40 deletions
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23
roentgen/scheme.py
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@ -69,6 +69,17 @@ def is_matched_tag(
return MatchingType.NOT_MATCHED
def get_selector(key: str, value: str, prefix: str = "") -> str:
"""Get MapCSS 0.2 selector for one key."""
if prefix:
key = f"{prefix}:{key}"
if value == "*":
return f"[{key}]"
if '"' in value:
return f"[{key}='{value}']"
return f'[{key}="{value}"]'
class Matcher:
"""
Tag matching.
@ -120,21 +131,13 @@ class Matcher:
return matched
def get_mapcss_selector(self) -> str:
def get_mapcss_selector(self, prefix: str = "") -> str:
"""
Construct MapCSS 0.2 selector from the node matcher.
See https://wiki.openstreetmap.org/wiki/MapCSS/0.2
"""
def get_selector(key: str, value: str) -> str:
"""Get MapCSS 0.2 selector for one key."""
if value == "*":
return f"[{key}]"
if '"' in value:
return f"[{key}='{value}']"
return f'[{key}="{value}"]'
return "".join([get_selector(x, y) for (x, y) in self.tags.items()])
return "".join([get_selector(x, y, prefix) for (x, y) in self.tags.items()])
class NodeMatcher(Matcher):