public void updateLoadingBar(double nodesLoaded, double edgesLoaded, double streetsLoaded)
	{
		loadingBar.setValues(nodesLoaded, edgesLoaded, streetsLoaded);
		if (streetsLoaded >= 1)
		{
			messageField.setText("Step 4/4 - Preparing the last details...");
		} else if (edgesLoaded >= 1)
		{
			messageField.setText("Step 3/4 - Building data structures...");
		} else if (nodesLoaded >= 1)
		{
			messageField.setText("Step 2/4 - Loading edges...");
		}
		this.repaint();
	}