ColorIndex Property (ActiveX)

Specifies the color index.

Supported platforms: Windows only

Signature

VBA:

object.ColorIndex

object

Type: AcCmColor

The object this property applies to.

Property Value

Read-only: No

Type: acColor enum

The default color designation is acByLayer. Use a color index number from 0 to 256, or one of the constants listed here:

• acByBlock
• acByLayer (not valid for Layer object)
• acRed
• acYellow
• acGreen
• acCyan
• acBlue
• acMagenta
• acWhite

Remarks

No additional remarks.

Examples

VBA:

Sub Example_ColorIndex()
    'This example draws a circle and
    'returns the closest color index.

    Dim col As AcadAcCmColor
    Set col = AcadApplication.GetInterfaceObject("AutoCAD.AcCmColor.20")
    col.SetRGB 125, 175, 235
    
    Dim cir As AcadCircle
    Dim pt(0 To 2) As Double
    Set cir = ThisDrawing.modelSpace.AddCircle(pt, 2)
    cir.TrueColor = col
    ZoomAll
    
    Dim retCol As AcadAcCmColor
    Set retCol = cir.TrueColor
    
    If col.ColorMethod = AutoCAD.acColorMethodByRGB Then
    MsgBox "Closest ColorIndex=" & col.ColorIndex
    End If

End Sub

Visual LISP:

(vl-load-com)
(defun c:Example_ColorIndex()
    ;;This example draws a circle and
    ;;returns the closest color index.
    (setq acadObj (vlax-get-acad-object))
    (setq doc (vla-get-ActiveDocument acadObj))    

    (setq col (vlax-create-object "AutoCAD.AcCmColor.20"))
    (vla-SetRGB col 125 175 235)

    (setq pt (vlax-3d-point 0 0 0))

    (setq modelSpace (vla-get-ModelSpace doc))  
    (setq cir (vla-AddCircle modelSpace pt 2))
    (vla-put-TrueColor cir col)
    (vla-ZoomAll acadObj)
    
    (setq retCol (vla-get-TrueColor cir))
    
    (if (= (vla-get-ColorMethod col) acColorMethodByRGB)
        (alert (strcat "Closest ColorIndex=" (itoa (vla-get-ColorIndex col))))
    )

    (vlax-release-object col)
)