00001 00002 c 00003 c Copyright (c) 1986,1987,1988,1989,1990,1991,1992,1993, 00004 c by Steve McMillan, Drexel University, Philadelphia, PA. 00005 c 00006 c All rights reserved. 00007 c 00008 c Redistribution and use in source and binary forms are permitted 00009 c provided that the above copyright notice and this paragraph are 00010 c duplicated in all such forms and that any documentation, 00011 c advertising materials, and other materials related to such 00012 c distribution and use acknowledge that the software was developed 00013 c by the author named above. 00014 c 00015 c THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 00016 c IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 00017 c WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. 00018 c 00019 00020 00021 subroutine fr lnset(x1,x2,xlen,mode,dxs,dxm,dxl, 00022 $ labsp,labdp,labpow) 00023 save 00024 c 00025 c Determines increments for small, major and numbered ticks 00026 c for a linear plot 00027 c 00028 call fr lndiv(x1,x2,xlen,dxs,dxm,dxl) 00029 call fr lnfnc(x1,x2,dxm,mode,firstl,nl) 00030 call fr lnfnc(x1,x2,dxl,1,firstl,nl) 00031 c 00032 if (mode.eq.2) then 00033 c 00034 c Insist on at least two numeric labels. 00035 c 00036 if(firstl+dxl.gt.max(x1,x2))then 00037 dxl=2*dxm 00038 if(firstl-dxl.ge.min(x1,x2))firstl=firstl-dxl 00039 end if 00040 end if 00041 c 00042 call fr labfrm(firstl,dxl,nl,labsp,labdp,labpow) 00043 c 00044 end