【问题标题】:Adding extra series to scattergraph向散点图添加额外系列
【发布时间】:2020-03-24 18:04:42
【问题描述】:

我正在尝试创建一个将系列添加到散点图中的代码。代码运行,但添加了大约 100 个未指定的额外数据系列。我的 vba 技能很基础。

Dim DownSweep As Chart
Dim xrng As Range
Dim yrng As Range
Dim title As Range
Dim dsvt As Worksheet
Dim dst As Worksheet
Dim i As Integer

t = 1

CLEAN:
    If t < ActiveWorkbook.Charts.Count + 1 Then
    If ActiveWorkbook.Charts(t).Name = "DownSweep Graph" Then
    Application.DisplayAlerts = False
    ActiveWorkbook.Charts("DownSweep Graph").Delete
    Application.DisplayAlerts = True
    t = t + 1
    GoTo CLEAN
    End If
    End If

    Set dst = Worksheets("Template 2 - Down Sweep")
    Set dsvt = Worksheets("DownSweep ViscosityTemperature")

Set xrng = dsvt.Range(dsvt.Range("C2"), dsvt.Range("C2").End(xlDown))
Set yrng = dsvt.Range(dsvt.Range("F2"), dsvt.Range("F2").End(xlDown))
Set title = dsvt.Range("F1")

dsvt.Range("E1").Select

    Set DownSweep = Charts.Add
    DownSweep.Name = "DownSweep Graph"

    With DownSweep
            .ChartType = xlXYScatter
            .SeriesCollection.NewSeries
            .SeriesCollection(1).XValues = xrng
            .SeriesCollection(1).Values = yrng
            .SeriesCollection(1).Name = title
    End With

title = title.Offset(0, 1)

For i = 2 To 99
        With DownSweep.SeriesCollection.NewSeries()
            .XValues = xrng.Offset(0, i - 1).Value
            .Values = yrng.Value
            .Name = title
        End With
        title = title.Offset(0, i)
    Next i

End Sub

如何防止这种情况发生?

任何帮助将不胜感激。

【问题讨论】:

    标签: excel vba series excel-charts


    【解决方案1】:

    这是因为您在添加图表之前选择了源数据中的一个单元格。因此它会自动将该数据设置为源数据并创建系列集合。

    因此,要么确保活动单元格不在源数据中,要么在添加新系列集合之前使用以下代码删除现有系列集合。

    With DownSweep
        Do While .SeriesCollection.Count > 0
            .SeriesCollection(1).Delete
        Loop
    End With
    

    【讨论】:

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