您可以使用Plotly的
FigureWidget功能。
import plotly.graph_objs as goimport randomf = go.FigureWidget()f.layout.hovermode = 'closest'f.layout.hoverdistance = -1 #ensures no "gaps" for selecting sparse datadefault_linewidth = 2highlighted_linewidth_delta = 2# just some traces with random data points num_of_traces = 5random.seed = 42for i in range(num_of_traces): y = [random.random() + i / 2 for _ in range(100)] trace = go.Scatter(y=y, mode='lines', line={ 'width': default_linewidth }) f.add_trace(trace)# our custom event handlerdef update_trace(trace, points, selector): # this list stores the points which were clicked on # in all but one trace they are empty if len(points.point_inds) == 0: return for i,_ in enumerate(f.data): f.data[i]['line']['width'] = default_linewidth + highlighted_linewidth_delta * (i == points.trace_index)# we need to add the on_click event to each trace separately for i in range( len(f.data) ): f.data[i].on_click(update_trace)# let's show the figure f
