更改散点图抖动的半径和颜色

问题描述

我有这个基本的散点图,我正在尝试修改一些点的半径和颜色。
我使用import pandas as pd df = pd.DataFrame([ ['Alice','1715386','PDF Rule'],['John','17172319','PDF-DDD'],['Mark','14819611','PDF'],['Sarah','14881611',['Dee','846620760','PDF Rule'] ],columns=['Name','ID_NB','Rule_Name']) print(df) Name ID_NB Rule_Name 0 Alice 1715386 PDF Rule 1 John 17172319 PDF-DDD 2 Mark 14819611 PDF 3 Sarah 14881611 PDF Rule 4 Dee 846620760 PDF Rule list_string = ["PDF-DDD","PDF"] res = df[~df['Rule_Name'].isin(list_string)] print(res) Name ID_NB Rule_Name 0 Alice 1715386 PDF Rule 3 Sarah 14881611 PDF Rule 4 Dee 846620760 PDF Rule 包,根据它们的docs\examples,应该为charts_flutter对象提供一个colorFn和一个radiusPxFn属性。

这是我到目前为止编写的相关代码:

charts.Series

当我在class VennDiagramWidget extends StatefulWidget { @override _VennState createState() => _VennState(); } class _VennState extends State<VennDiagramWidget> { List<charts.Series<VennCircle,int>> circlesList; static List<charts.Series<VennCircle,int>> _createRandomCircles() { final circles = [ VennCircle(1,5,0.8,'Venn1'),VennCircle(2,10,0.5,'Venn2'),VennCircle(3,20,1,'Venn3'),]; return [ new charts.Series( id: 'Circles',data: circles,domainFn: (VennCircle venn,_) => venn.circleSize,measureFn: (VennCircle venn,_) => venn.opacity),colorFn: ]; } scatterPlot() { return charts.ScatterPlotChart( circlesList,animate: true,); } 内键入colorFn时,出现了charts.Series的错误(undefined name也是如此)

还有另一种修改尺寸和颜色属性的方法吗?我在这里做错什么了吗?

解决方法

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