layerCaptions = new HashMap<Integer, String>();
layerLabelGraphNodeList = new ArrayList<LayerLabelGraphNode>();
LayerLabelGraphNode nodeLayer1 = new LayerLabelGraphNode(graph, SWT.NONE);
layerLabelGraphNodeList.add(nodeLayer1);
setCaptionsForLayers("goals",0);
nodeLayer1.setVisible(false);
LayerLabelGraphNode nodeLayer2 = new LayerLabelGraphNode(graph, SWT.NONE);
layerLabelGraphNodeList.add(nodeLayer2);
setCaptionsForLayers("principles",1);
nodeLayer2.setVisible(false);
LayerLabelGraphNode nodeLayer3 = new LayerLabelGraphNode(graph, SWT.NONE);
layerLabelGraphNodeList.add(nodeLayer3);
setCaptionsForLayers("solution instruments",2);
nodeLayer3.setVisible(false);
layerLinesGraphNodeList = new ArrayList<LayerLabelGraphNode>();
LayerLabelGraphNode nodeLayer4 = new LayerLabelGraphNode(graph, SWT.NONE);
layerLinesGraphNodeList.add(nodeLayer4);
nodeLayer4.setVisible(false);
LayerLabelGraphNode nodeLayer5 = new LayerLabelGraphNode(graph, SWT.NONE);
layerLinesGraphNodeList.add(nodeLayer5);
nodeLayer5.setVisible(false);
}