this snippet is used for rotating x axis labels

xTickLabel Roation

XTickLabel = get(gca,'XTickLabel');
set(gca,'XTickLabel',' ');
hxLabel = get(gca,'XLabel');
set(hxLabel,'Units','data');
xLabelPosition = get(hxLabel,'Position');
y = xLabelPosition(2);
XTick = get(gca,'XTick');
y=repmat(y,length(XTick),1);
fs = get(gca,'fontsize');
hText = text(XTick, y, ... XTickLabel,'fontsize',fs);
set(hText,'Rotation',90,...
'HorizontalAlignment','right');