Add pmtiles vector source to examples

Author: Stefan Kuethe

docs/showcase/pmtiles-vector-source.md

@@ -0,0 +1,3 @@
+# PMTiles vector source
+
+<iframe src="https://eoda-dev.github.io/py-openlayers/marimo/pmtiles-vector.html?embed=true" width="100%" height=700 frameBorder="0"></iframe>

marimo/pmtiles-vector.py

@@ -10,8 +10,7 @@
 def _():
     import marimo as mo
     import openlayers as ol
-    from openlayers.styles import default_style
-    return default_style, mo, ol
+    return mo, ol
 
 
 @app.cell(hide_code=True)
@@ -33,10 +32,10 @@ def _():
 
 
 @app.cell
-def _(data, default_style, ol):
+def _(data, ol):
     pmtiles = ol.VectorTileLayer(
         id="pmtiles-vector",
-        style=default_style(stroke_color="green", stroke_width=2),
+        style=ol.FlatStyle(stroke_color="green", stroke_width=2),
         source=ol.PMTilesVectorSource(
             url=data, attributions=["© Land Information New Zealand"]
         ),

mkdocs.yml

@@ -60,5 +60,6 @@ nav:
       - GPX vector source: showcase/gpx-vector-source.md
       - KML vector source: showcase/kml-vector-source.md
       - MVT tile source: showcase/mvt-tile-source.md
+      - PMTiles vector source: showcase/pmtiles-vector-source.md
       # - Icons: showcase/icons.md
   - Changelog: changelog.md