if (p){ painter->drawText(org.x()-30+i, org.y()+sh, QString("%0 pi").arg(p)); }
QChar pi_small=QChar::QChar ( 960 ); QChar pi_big=QChar::QChar ( 928 ); QChar xi_small=QChar::QChar ( 958 ); QLabel myLabel; myLabel.setText(QString("<span style=\" font-family:'Times New Roman'; font-size:16pt;\">").append(xi_small).append(pi_small).append(pi_big).append("</span>")); myLabel.show();