serie fourier of piecewise function

hi; how can I obtain the Fourier series of a piecewise function . My function is defined as follows:

0.6+t/0.3*pi when 0 <t < 0.12*pi 1 when 0.12*pi <t < 1.08*pi 4.6-t/0.3*pi when 1.08*pi <t < 1.2*pi

0.6 when 1.2*pi <t <2*pi any help will be appreciated