+ Diagram_backgroundColor = getResourceOrNull(graph, URIs.Diagram_backgroundColor);
+ Diagram_backgroundColor_Inverse = getResourceOrNull(graph, URIs.Diagram_backgroundColor_Inverse);
+ Diagram_drawMapEnabled = getResourceOrNull(graph, URIs.Diagram_drawMapEnabled);
+ Diagram_drawMapEnabled_Inverse = getResourceOrNull(graph, URIs.Diagram_drawMapEnabled_Inverse);