Initial commit

Dockerfile

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+# This Dockerfile was derived from giswqs's solara-template Dockerfile
+# link: https://huggingface.co/spaces/giswqs/solara-template/tree/main
+FROM jupyter/base-notebook:latest
+
+RUN mamba install -c conda-forge leafmap geopandas localtileserver -y && \
+    fix-permissions "${CONDA_DIR}" && \
+    fix-permissions "/home/${NB_USER}"
+
+COPY requirements.txt .
+RUN pip install -r requirements.txt
+
+ENV PROJ_LIB='/opt/conda/share/proj'
+
+USER root
+RUN chown -R ${NB_UID} ${HOME}
+USER ${NB_USER}
+
+EXPOSE 8765
+
+CMD ["solara", "run", "./pages", "--host=0.0.0.0"]
+

app.py

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+import leafmap
+import solara
+
+
+# variables
+zoom = solara.reactive(2)
+center = solara.reactive((20, 0))
+
+# Euromap info
+eurocrops_pmtiles = "https://s3.us-west-2.amazonaws.com/us-west-2.opendata.source.coop/cholmes/eurocrops/eurocrops-all.pmtiles"
+ec_style = leafmap.pmtiles_style(eurocrops_pmtiles)
+
+
+class Map(leafmap.Map):
+    def __init__(self, **kwargs) -> None:
+        super().__init__(**kwargs)
+        self.add_stac_gui()  ## TODO: make sure I need this
+        self.add_pmtiles(
+            eurocrops_pmtiles,
+            name="Euro Crops",
+            style=ec_style,
+            overlay=True,
+            show=True,
+            zoom_to_layer=False,
+        )
+
+
+@solara.component
+def Page():
+    with solara.Column(style={"min-width": "500px"}):
+        # solara components support reactive variables
+        # solara.SliderInt(label="Zoom level", value=zoom, min=1, max=20)
+        # using 3rd party widget library require wiring up the events manually
+        # using zoom.value and zoom.set
+        Map.element(  # type: ignore
+            zoom=zoom.value,
+            on_zoom=zoom.set,
+            center=center.value,
+            on_center=center.set,
+            scroll_wheel_zoom=True,
+            toolbar_ctrl=False,
+            data_ctrl=False,
+            height="780px",
+        )

requirements.txt

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+solara
+leafmap
+pmtiles
+geopandas