OSL\graphics.cpp ...\graphics.h ...\LAB_OP_2.cpp ...\main.cpp ...\mainwindow.cpp ...\mainwindow.h ...\mainwindow.ui ...\OSL.pro ...\OSL.pro.user ...\OSL.pro.user.73bb187 ...\pages.cpp ...\pages.h ...\qcustomplot.cpp ...\qcustomplot.h ...\segments.cpp ...\segments.h