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2027 Method
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LightFamily.SetLightDistributionStyle

Description:
Set the light distribution style to the given shape distribution 
public void SetLightDistributionStyle(
	LightDistributionStyle lightDistributionStyle
)
  • LightDistributionStyle
    lightDistributionStyle
    The light distribution style to set the light distribution type to
public void ModifyLightDistributionStyle(Document familyDoc)
{
    // Get the light family from the static method.
    LightFamily lightFamily = LightFamily.GetLightFamily(familyDoc);

    // Set the light distribution style to PhotometricWeb
    lightFamily.SetLightDistributionStyle(LightDistributionStyle.PhotometricWeb);

    // After light shape style set to PhotometricWeb, each tyoe returns a CircleLightShape instance,
    for (int index = 0; index < lightFamily.GetNumberOfLightTypes(); index++)
    {
        LightType lightData = lightFamily.GetLightType(index);
        PhotometricWebLightDistribution lightDistribution = 
            lightData.GetLightDistribution() as PhotometricWebLightDistribution;
        lightDistribution.PhotometricWebFile = @"C:\IES\1x4 2Lamp.ies"; // input a full file path here.
        lightDistribution.TiltAngle = Math.PI / 6;    // use radian value to set
        lightData.SetLightDistribution(lightDistribution);  // set back
    }
}