MATLAB: úprava figure z již vytvořeného fig souboru

% tabulka nahrad labelu os
replace_label = {
    'Hour of day (h)','Day time (h)';
    'Hour of day','Day time (h)';
    'Load (kW)','Building power demand (kW)';
    'Load (kW)','Building power demand (kW)';
    '[','(';
    ']',')';
    '(0-1)','(-)';
    };

cd(fileparts(mfilename('fullpath'))); % aktualni adresar jako pracovni

%% save as png
files = dir(['in/*.fig']);
for i=1:length(files)
    clc
    close all
    f = [files(i).name];
    open(['in/' f]);
    
    % zmena popisku os - tabulka nahrad vyse
    ax = findobj(gcf,'Type','axes','Tag','');
    for j=1:size(replace_label,1)
        for a=1:length(ax)
            xlbl = get(get(ax(a),'XLabel'),'String');
            ylbl = get(get(ax(a),'YLabel'),'String');
            xlabel(ax(a),strrep(xlbl,replace_label{j,1},replace_label{j,2}));
            ylabel(ax(a),strrep(ylbl,replace_label{j,1},replace_label{j,2}));
        end
    end
    
    % vymazani titulku
    title(''); 
    
    % mrizka
    grid on
    
    % velikost fontu
    set(findall(gcf,'-property','FontSize'),'FontSize',22)
    
    % tick na osach
%     set(gca,'FontSize',18);
    
    % velikost obrazku
    set(gcf,'PaperUnits','centimeters','PaperPosition',[0 0 30 20])
    
    set(gca,'LineWidth',2) % tlouš?ka os
    
    % tloustka car
    set(findall(gca, 'Type', 'Line'),'LineWidth',2);
    
    % cekat na kliknuti do obrazku
    %    waitforbuttonpress;
    
    %% marker size
    markers = findobj(get(gcf,'children'), 'type', 'line'); %// children of legend of type line
    for m=markers
        set(m, 'Markersize', 12); %// set value as desired
    end


    
    %%
    
    
    % save
    saveas(gcf,['out/' f '.png']);
    saveas(gcf,['out/' f '.fig']);
    % export_fig([f '.eps'],'-epsc')   %-eps nefunguje a pada matlab
end