Color - how to get channels from overrideGraphicsSettings

Developers
9

The reason why you are getting -1 is because the colours aren’t valid.

You could try this. It gets all the filters assigned to each view and then gets the filter overrides projection line colour and returns a Dynamo colour object if its valid:

blob.jpg1787×786 341 KB 

#Copyright 2016. All rights reserved. Bimorph Consultancy LTD, 5 St Johns Lane, London EC1M 4BH www.bimorph.co.uk
#Written by Thomas Mahon @Thomas__Mahon info@bimorph.co.uk
import clr
clr.AddReference('ProtoGeometry')
from Autodesk.DesignScript.Geometry import *

clr.AddReference('DSCoreNodes')
import DSCore
from DSCore import Color

#Import ToDSType(bool) extension method
clr.AddReference("RevitNodes")
import Revit
clr.ImportExtensions(Revit.Elements)

# Import geometry conversion extension methods
clr.ImportExtensions(Revit.GeometryConversion)

# Import DocumentManager and TransactionManager
clr.AddReference("RevitServices")
import RevitServices
from RevitServices.Persistence import DocumentManager
from RevitServices.Transactions import TransactionManager
from System.Collections.Generic import *

# Import RevitAPI
clr.AddReference("RevitAPI")
import Autodesk
from Autodesk.Revit.DB import *

doc = DocumentManager.Instance.CurrentDBDocument
uiapp = DocumentManager.Instance.CurrentUIApplication
app = uiapp.Application

views = UnwrapElement(IN[0])

colList = []
for v in views:
	filters = v.GetFilters() # Get all the filter ids
	
	rgbList = []
	for f in filters:
		filterObject = v.GetFilterOverrides(f)
		col = filterObject.ProjectionLineColor
		
		if col.IsValid:
			rgb = DSCore.Color.ByARGB(255, col.Red, col.Green, col.Blue)
		else:
			rgb = None
		rgbList.Add( rgb )
	colList.Add(rgbList)

OUT = colList
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