使用 VBA 以外的其它编程语言

Sub Example_AddHatch()
    ' 该示例在模型空间中创建关联的渐变填充图案。
    
    Dim hatchObj As AcadHatch
    Dim patternName As String
    Dim PatternType As Long
    Dim bAssociativity As Boolean
    
    ' 定义填充图案
    patternName = "CYLINDER"
    PatternType = acPreDefinedGradient '0
    bAssociativity = True
    
    ' 在模型空间中创建关联的 Hatch 对象
    Set hatchObj = ThisDrawing.ModelSpace.AddHatch(PatternType, patternName, bAssociativity, acGradientObject)
    Dim col1 As AcadAcCmColor, col2 As AcadAcCmColor
    Set col1 = AcadApplication.GetInterfaceObject("AutoCAD.AcCmColor.16")
    Set col2 = AcadApplication.GetInterfaceObject("AutoCAD.AcCmColor.16")
    Call col1.SetRGB(255, 0, 0)
    Call col2.SetRGB(0, 255, 0)
    hatchObj.GradientColor1 = col1
    hatchObj.GradientColor2 = col2
    
    ' 为填充图案创建外边界(圆)
    Dim outerLoop(0 To 0) As AcadEntity
    Dim center(0 To 2) As Double
    Dim radius As Double
    center(0) = 3: center(1) = 3: center(2) = 0
    radius = 1
    Set outerLoop(0) = ThisDrawing.ModelSpace.AddCircle(center, radius)
    
    ' 附着外边界到填充图案对象，并显示该填充图案
    hatchObj.AppendOuterLoop (outerLoop)
    hatchObj.Evaluate
    ThisDrawing.Regen True
End Sub