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WIP: Add layout to streamlit example #54

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WIP: Add layout to streamlit example #54

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12 changes: 8 additions & 4 deletions examples/streamlit-example.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@
import pathlib

from neo4j_viz.pandas import from_dfs
from neo4j_viz import VisualizationGraph
from neo4j_viz import VisualizationGraph, Layout

# Path to this file
script_path = pathlib.Path(__file__).resolve()
Expand Down Expand Up @@ -37,9 +37,9 @@ def create_visualization_graph() -> VisualizationGraph:

@st.cache_data
def render_graph(
_VG: VisualizationGraph, height: int, initial_zoom: float = 0.1
_VG: VisualizationGraph, height: int, layout: Layout, initial_zoom: float = 0.1
) -> HTML:
return VG.render(initial_zoom=initial_zoom, height=f"{height}px")
return VG.render(initial_zoom=initial_zoom, height=f"{height}px", layout=layout)


VG = create_visualization_graph()
Expand All @@ -52,6 +52,10 @@ def render_graph(

with st.sidebar:
height = st.slider("Height in pixels", 100, 2000, 600, 50)
layout = st.radio(
"Layout",
[Layout.FORCE_DIRECTED, Layout.HIERARCHICAL, Layout.GRID],
)
show_code = st.checkbox("Show code")

st.header("Visualization")
Expand All @@ -61,7 +65,7 @@ def render_graph(
)

components.html(
render_graph(VG, height=height).data,
render_graph(VG, height=height, layout=layout).data,
height=height,
)

Expand Down