/**
* Calls the algorithm for layered drawing of the graph
*/
public void startBeautify(int ixIntervall, int iyIntervall, int counter) {
// checking WF-Net-Conformity
StructuralAnalysis sAnalysis = new StructuralAnalysis(this);
if (!sAnalysis.isWorkflowNet()) {
JOptionPane
.showMessageDialog(this.getEditorPanel(), Messages
.getString("File.Error.GraphBeautifier.NoNet.Text"));
} else {
SGYGraph graph = new SGYGraph(this);