Appendix B: Examples

B.4 Logarithmic Scaling

            PROGRAM EXA_4
      C     USE DISLIN         for Fortran 90!
            CHARACTER*60 CTIT,CLAB(3)*5
            DATA CLAB/'LOG','FLOAT','ELOG '/

            CTIT='Logarithmic Scaling'
 
            CALL SETPAG('DA4P')
            CALL DISINI
            CALL PAGERA
            CALL COMPLX
            CALL AXSLEN(1400,500)

            CALL NAME('X-axis','X')
            CALL NAME('Y-axis','Y')
            CALL AXSSCL('LOG','XY')

            CALL TITLIN(CTIT,2)

            DO I=1,3
              NYA=2650-(I-1)*800
              CALL LABDIG(-1,'XY')
              IF(I.EQ.2)THEN
                CALL LABDIG(1,'Y')
                CALL NAME(' ','X')
              END IF

              CALL AXSPOS(500,NYA)
              CALL MESSAG('Labels: '//CLAB(I),600,NYA-400)
              CALL LABELS(CLAB(I),'XY')
              CALL GRAF(0.,3.,0.,1.,-1.,2.,-1.,1.)

              IF(I.EQ.3) THEN
                CALL HEIGHT(50)
                CALL TITLE
              END IF

              CALL ENDGRF
            END DO

            CALL DISFIN
            END

Figure B.4: Logarithmic Scaling