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- import networkx as nx
- from matplotlib import pyplot as plt
- import clifford
- import numpy as np
- from graphstate import GraphState
-
- VOP_COLORS = ["red", "green", "blue", "orange", "yellow", "purple", "black", "white"]
-
- def draw(state, filename="out.pdf", pos=None, ns=500):
- """ Draw a graph with networkx layout """
- plt.clf()
- graph = nx.from_edgelist(state.edgelist())
- pos = nx.spring_layout(graph) if pos==None else pos
- colors = [VOP_COLORS[vop % len(VOP_COLORS)] for vop in state.vops.values()]
- nx.draw_networkx_nodes(graph, pos, node_color="white", node_size=ns)
- nx.draw_networkx_nodes(graph, pos, node_color=colors, node_size=ns, alpha=.4)
- nx.draw_networkx_edges(graph, pos, edge_color="gray")
- nx.draw_networkx_labels(graph, pos, font_family="FreeSans")
-
- # tables.name_of(v)
- labels = {i: "no name" for i, v in state.vops.items()}
- pos = {k: v + np.array([0, -.1]) for k, v in pos.items()}
- nx.draw_networkx_labels(graph, pos, labels, font_family="FreeSans")
- plt.axis('off')
- plt.savefig(filename)
- return pos
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