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author | Douglas K. G. Araujo <dkg.araujo@gmail.com> | 2022-10-26 06:33:57 +0200 |
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committer | GitHub <noreply@github.com> | 2022-10-26 00:33:57 -0400 |
commit | 5d41b683f3bcdfaec25e8cef94a4e8ea585266da (patch) | |
tree | bfb6d0f762e9dcc14d790e724ed755e014f25e65 /examples | |
parent | 5209431693edf534a9b1c83ef0b3e72b182a3feb (diff) | |
download | networkx-5d41b683f3bcdfaec25e8cef94a4e8ea585266da.tar.gz |
Circular center node layout (#6114)
* center_node positioned according to param center
* code formatting
* Reverted to files in main
* Adds example of custom node position
* fixes spaces in layout.py
* Update examples/drawing/plot_center_node.py
Co-authored-by: Ross Barnowski <rossbar@berkeley.edu>
* clearer comment on custom node position
Co-authored-by: Ross Barnowski <rossbar@berkeley.edu>
Co-authored-by: Ross Barnowski <rossbar@berkeley.edu>
Diffstat (limited to 'examples')
-rw-r--r-- | examples/drawing/plot_center_node.py | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/examples/drawing/plot_center_node.py b/examples/drawing/plot_center_node.py new file mode 100644 index 00000000..d7eb4706 --- /dev/null +++ b/examples/drawing/plot_center_node.py @@ -0,0 +1,20 @@ +""" +==================== +Custom Node Position +==================== + +Draw a graph with node(s) located at user-defined positions. + +When a position is set by the user, the other nodes can still be neatly organised in a layout. +""" + +import networkx as nx +import numpy as np + +G = nx.path_graph(20) # An example graph +center_node = 5 # Or any other node to be in the center +edge_nodes = set(G) - {center_node} +# Ensures the nodes around the circle are evenly distributed +pos = nx.circular_layout(G.subgraph(edge_nodes)) +pos[center_node] = np.array([0, 0]) # manually specify node position +nx.draw(G, pos, with_labels=True) |