Aveva Marine VBNET 编程系列-创建曲线

显现的效果

代码实现：

<MyAmFunctionAtt(NameOf(绘图控制), NameOf(新建曲线))>
    Public Sub 新建曲线(wm As WindowManager)
        Dim draftApp As New MarDrafting
        Dim ui As New MarUi 'Imports Aveva.Marine.UI
        Dim utily As New MarUtil 'Imports Aveva.Marine.Utility
        Try
            If Not draftApp.DwgCurrent() Then
                MsgBox("未开启任何图纸无法新建曲线", MsgBoxStyle.Critical, "错误提示")
                Return
            End If
            Dim str As New MarStringlist("绘直线")
            str.AddString("绘制圆")
            str.AddString("绘制矩形")
            Dim rtns = ui.ChoiceSelect("选择操作", "选择曲线类型", str)
            If rtns(0) = utily.Ok() Then
                Dim hd As MarElementHandle = Nothing
                Select Case rtns(1)
                    Case 1
                        hd = draftApp.LineNew(New Aveva.Marine.Geometry.MarRlinePlanar(
                            New Aveva.Marine.Geometry.MarPointPlanar(10, 20),
                             New Aveva.Marine.Geometry.MarPointPlanar(100, 50)
                                         ))
                    Case 2
                        hd = draftApp.CircleNew(
                            New Aveva.Marine.Geometry.MarCirclePlanar(
                            New Aveva.Marine.Geometry.MarPointPlanar(10, 20), 500
                                         ))
                    Case 3
                        hd = draftApp.RectangleNew(
                            New Aveva.Marine.Geometry.MarRectanglePlanar(
                            New Aveva.Marine.Geometry.MarPointPlanar(10, 20), New Aveva.Marine.Geometry.MarPointPlanar(100, 50)
                                         ))
                End Select
                draftApp.ElementColourSet(hd, New MarColour("Cyan"))
            End If
        Catch ex As Exception
            MsgBox(ex.StackTrace)
        Finally
            draftApp.Dispose()
            ui.Dispose()
            utily.Dispose()
        End Try
    End Sub