A file that can act as a template to create a non trivial Matlab plot and save it to png

save_fig.m

close all; clear all;
t = -5*pi:1e-3:5*pi;
y1 = sin(t);
y2 = cos(t);
y3 = 0.6*y1 + 0.8*y2;
y4 = 0.8*y1 + 0.6*y2;

figure('Name','Graph','Color','w','Position',[10 30 600 400]);

set(subplot(2,1,1),'ylabel',text('string', 'Amplitude'),...
                   'title',text('string', 'Trigonometric functions'),...
                   'xlim', [t(1) t(end)], 'ylim', [-1.1 1.1],...
                   'Fontsize', 14);
hold on; plot(t,y1); plot(t,y2); hold off;
legend('sin', 'cos', 'Location', 'SouthEast');    

set(subplot(2,1,2),'xlabel',text('string', 'Time [ms]'),...
                   'ylabel',text('string', 'Amplitude'),...
                   'title',text('string', 'Trigonometric functions(shifted)'),...
                   'xlim', [t(1) t(end)], 'ylim', [-1.1 1.1],...
                   'Fontsize', 14);
hold on; plot(t,y3); plot(t,y4); hold off;
legend('0.6sin + 0.8cos', '0.8sin + 0.6cos', 'Location', 'SouthEast');

print(gcf,'-dpng','-r100','plotfile');