urbanformeval.py 文件源码

def draw_street_graph(networkx_graph, node_index):
    """
    This function draws the networkx graph and visualise it.

    PARAMETERS
    ----------
    networkx_graph : networkx graph class instance
        The networkx graph to be visualised.

    node_index : list of floats
        The index of the nodes in the networkx graph.

    """
    import matplotlib.pyplot as plt
    node_pos = {}
    ntcnt = 0
    for np in node_index:
        node_pos[ntcnt] = (np[0],np[1])
        ntcnt+=1

    nx.draw_networkx_labels(networkx_graph,pos=node_pos)
    nx.draw_networkx_nodes(networkx_graph,node_pos, node_size  = 10)
    nx.draw_networkx_edges(networkx_graph,node_pos,width=1.0,alpha=0.5)
    plt.show()

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