首页 / 软件开发 / .NET编程技术 / Chart上曲线的点鼠标放上去如何显示横纵坐标

procedure TForm1.pntsrsSeries1MouseEnter（Sender: TObject）;vari:integer;x1,y1:string;begin pntsrsSeries1.Cursor:=crHandPoint;cht1.showHint:=true;i:=cht1.Series[1].GetCursorValueIndex;x1:=FormatFloat（"0.000",cht1.Series[1].XValue[i]）;y1:=FormatFloat（"0.000", cht1.Series[1].YValue[i]）;cht1.Hint:="X: "+x1+" Y: "+y1; end;