% This script plots a general circuit with
% inductance L, resistor R, capacitor C, and switch S.
hold on
% plotting the frame of the circuit:
plot_line([0,0],[1,0]); plot_line([2,0],[3,0]);
plot_line([0,3],[1,3]); plot_line([2,3],[3,3]);
plot_line([0,0],[0,1]); plot_line([0,2],[0,3]);
plot_line([3,0],[3,1]); plot_line([3,2],[3,3]);
% plotting switch, capacitor, inductor, resistor
plot_switch(0.6,1.2,[1,0],[2,0]);
plot_capacitor(0.1,0.4,[0,1],[0,2])
plot_inductor(5,0.4,[1,3],[2,3])
plot_resistor(5,0.4,[3,1],[3,2])
% put the marking labels
text(1.5,3.5,'L');
text(3.5,1.5,'R');
text(1.5,-0.5,'S');
text(-0.5,1.5,'C');
title('circuit with inductance L, resistor R, capacitor C, and switch S');
% final axis 
axis([-1 4 -1 4])
hold off