1 /* 2 * Copyright 1990 Sun Microsystems, Inc. All rights reserved. 3 * Use is subject to license terms. 4 */ 5 6 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 7 /* All Rights Reserved */ 8 9 10 /* 11 * Copyright (c) 1980 Regents of the University of California. 12 * All rights reserved. The Berkeley software License Agreement 13 * specifies the terms and conditions for redistribution. 14 */ 15 16 #pragma ident "%Z%%M% %I% %E% SMI" 17 18 /* t6.c: compute tab stops */ 19 # define tx(a) (a>(char *)0 && a<(char *)128) 20 # include "t..c" 21 22 void wide(char *, char *, char *); 23 24 void 25 maktab(void) 26 { 27 # define FN(i,c) font[stynum[i]][c] 28 # define SZ(i,c) csize[stynum[i]][c] 29 /* define the tab stops of the table */ 30 int icol, ilin, tsep, k, ik, vforml, il, text; 31 int doubled[MAXCOL], acase[MAXCOL]; 32 char *s; 33 for(icol=0; icol <ncol; icol++) 34 { 35 doubled[icol] = acase[icol] = 0; 36 fprintf(tabout, ".nr %d 0\n", icol+CRIGHT); 37 for(text=0; text<2; text++) 38 { 39 if (text) 40 fprintf(tabout, ".%02d\n.rm %02d\n", icol+80, icol+80); 41 for(ilin=0; ilin<nlin; ilin++) 42 { 43 if (instead[ilin]|| fullbot[ilin]) continue; 44 vforml=ilin; 45 for(il=prev(ilin); il>=0 && vspen(table[il][icol].col); il=prev(il)) 46 vforml=il; 47 if (fspan(vforml,icol)) continue; 48 if (filler(table[ilin][icol].col)) continue; 49 switch(ctype(vforml,icol)) 50 { 51 case 'a': 52 acase[icol]=1; 53 s = table[ilin][icol].col; 54 if (s>(char *)0 && s<(char *)128 && text) 55 { 56 if (doubled[icol]==0) 57 fprintf(tabout, ".nr %d 0\n.nr %d 0\n",S1,S2); 58 doubled[icol]=1; 59 fprintf(tabout, ".if \\n(%c->\\n(%d .nr %d \\n(%c-\n",s,S2,S2,s); 60 } 61 case 'n': 62 if (table[ilin][icol].rcol!=0) 63 { 64 if (doubled[icol]==0 && text==0) 65 fprintf(tabout, ".nr %d 0\n.nr %d 0\n", S1, S2); 66 doubled[icol]=1; 67 if (real(s=table[ilin][icol].col) && !vspen(s)) 68 { 69 if (tx(s) != text) continue; 70 fprintf(tabout, ".nr %d ", TMP); 71 wide(s, FN(vforml,icol), SZ(vforml,icol)); fprintf(tabout, "\n"); 72 fprintf(tabout, ".if \\n(%d<\\n(%d .nr %d \\n(%d\n", S1, TMP, S1, TMP); 73 } 74 if (text==0 && real(s=table[ilin][icol].rcol) && !vspen(s) && !barent(s)) 75 { 76 fprintf(tabout, ".nr %d \\w%c%s%c\n",TMP, F1, s, F1); 77 fprintf(tabout, ".if \\n(%d<\\n(%d .nr %d \\n(%d\n",S2,TMP,S2,TMP); 78 } 79 continue; 80 } 81 case 'r': 82 case 'c': 83 case 'l': 84 if (real(s=table[ilin][icol].col) && !vspen(s)) 85 { 86 if (tx(s) != text) continue; 87 fprintf(tabout, ".nr %d ", TMP); 88 wide(s, FN(vforml,icol), SZ(vforml,icol)); fprintf(tabout, "\n"); 89 fprintf(tabout, ".if \\n(%d<\\n(%d .nr %d \\n(%d\n", icol+CRIGHT, TMP, icol+CRIGHT, TMP); 90 } 91 } 92 } 93 } 94 if (acase[icol]) 95 { 96 fprintf(tabout, ".if \\n(%d>=\\n(%d .nr %d \\n(%du+2n\n",S2,icol+CRIGHT,icol+CRIGHT,S2); 97 } 98 if (doubled[icol]) 99 { 100 fprintf(tabout, ".nr %d \\n(%d\n", icol+CMID, S1); 101 fprintf(tabout, ".nr %d \\n(%d+\\n(%d\n",TMP,icol+CMID,S2); 102 fprintf(tabout, ".if \\n(%d>\\n(%d .nr %d \\n(%d\n",TMP,icol+CRIGHT,icol+CRIGHT,TMP); 103 fprintf(tabout, ".if \\n(%d<\\n(%d .nr %d +(\\n(%d-\\n(%d)/2\n",TMP,icol+CRIGHT,icol+CMID,icol+CRIGHT,TMP); 104 } 105 if (cll[icol][0]) 106 { 107 fprintf(tabout, ".nr %d %sn\n", TMP, cll[icol]); 108 fprintf(tabout, ".if \\n(%d<\\n(%d .nr %d \\n(%d\n",icol+CRIGHT, TMP, icol+CRIGHT, TMP); 109 } 110 for(ilin=0; ilin<nlin; ilin++) 111 if (k=lspan(ilin, icol)) 112 { 113 s=table[ilin][icol-k].col; 114 if (!real(s) || barent(s) || vspen(s) ) continue; 115 fprintf(tabout, ".nr %d ", TMP); 116 wide(table[ilin][icol-k].col, FN(ilin,icol-k), SZ(ilin,icol-k)); 117 for(ik=k; ik>=0; ik--) 118 { 119 fprintf(tabout, "-\\n(%d",CRIGHT+icol-ik); 120 if (!expflg && ik>0) fprintf(tabout, "-%dn", sep[icol-ik]); 121 } 122 fprintf(tabout, "\n"); 123 fprintf(tabout, ".if \\n(%d>0 .nr %d \\n(%d/%d\n", TMP, TMP, TMP, k); 124 fprintf(tabout, ".if \\n(%d<0 .nr %d 0\n", TMP, TMP); 125 for(ik=0; ik<k; ik++) 126 { 127 if (doubled[icol-k+ik]) 128 fprintf(tabout, ".nr %d +\\n(%d/2\n", icol-k+ik+CMID, TMP); 129 fprintf(tabout, ".nr %d +\\n(%d\n", icol-k+ik+CRIGHT, TMP); 130 } 131 } 132 } 133 if (textflg) untext(); 134 /* if even requested, make all columns widest width */ 135 # define TMP1 S1 136 # define TMP2 S2 137 if (evenflg) 138 { 139 fprintf(tabout, ".nr %d 0\n", TMP); 140 for(icol=0; icol<ncol; icol++) 141 { 142 if (evenup[icol]==0) continue; 143 fprintf(tabout, ".if \\n(%d>\\n(%d .nr %d \\n(%d\n", 144 icol+CRIGHT, TMP, TMP, icol+CRIGHT); 145 } 146 for(icol=0; icol<ncol; icol++) 147 { 148 if (evenup[icol]==0) 149 /* if column not evened just retain old interval */ 150 continue; 151 if (doubled[icol]) 152 fprintf(tabout, ".nr %d (100*\\n(%d/\\n(%d)*\\n(%d/100\n", 153 icol+CMID, icol+CMID, icol+CRIGHT, TMP); 154 /* that nonsense with the 100's and parens tries 155 to avoid overflow while proportionally shifting 156 the middle of the number */ 157 fprintf(tabout, ".nr %d \\n(%d\n", icol+CRIGHT, TMP); 158 } 159 } 160 /* now adjust for total table width */ 161 for(tsep=icol=0; icol<ncol; icol++) 162 tsep+= sep[icol]; 163 if (expflg) 164 { 165 fprintf(tabout, ".nr %d 0", TMP); 166 for(icol=0; icol<ncol; icol++) 167 fprintf(tabout, "+\\n(%d", icol+CRIGHT); 168 fprintf(tabout, "\n"); 169 fprintf(tabout, ".nr %d \\n(.l-\\n(.i-\\n(%d\n", TMP, TMP); 170 if (boxflg || dboxflg || allflg) 171 tsep += 1; 172 else 173 tsep -= sep[ncol-1]; 174 fprintf(tabout, ".nr %d \\n(%d/%d\n", TMP, TMP, tsep); 175 fprintf(tabout, ".if \\n(%d<1n .nr %d 1n\n", TMP, TMP); 176 } 177 else 178 fprintf(tabout, ".nr %d 1n\n", TMP); 179 fprintf(tabout, ".nr %d 0\n",CRIGHT-1); 180 tsep= (boxflg || allflg || dboxflg || left1flg) ? 1 : 0; 181 for(icol=0; icol<ncol; icol++) 182 { 183 fprintf(tabout, ".nr %d \\n(%d+(%d*\\n(%d)\n",icol+CLEFT, icol+CRIGHT-1, tsep, TMP); 184 fprintf(tabout, ".nr %d +\\n(%d\n",icol+CRIGHT, icol+CLEFT); 185 if (doubled[icol]) 186 { 187 /* the next line is last-ditch effort to avoid zero field width */ 188 /*fprintf(tabout, ".if \\n(%d=0 .nr %d 1\n",icol+CMID, icol+CMID);*/ 189 fprintf(tabout, ".nr %d +\\n(%d\n", icol+CMID, icol+CLEFT); 190 /* fprintf(tabout, ".if n .if \\n(%d%%24>0 .nr %d +12u\n",icol+CMID, icol+CMID); */ 191 } 192 tsep=sep[icol]; 193 } 194 if (rightl) 195 fprintf(tabout, ".nr %d (\\n(%d+\\n(%d)/2\n",ncol+CRIGHT-1, ncol+CLEFT-1, ncol+CRIGHT-2); 196 fprintf(tabout, ".nr TW \\n(%d\n", ncol+CRIGHT-1); 197 if (boxflg || allflg || dboxflg) 198 fprintf(tabout, ".nr TW +%d*\\n(%d\n", sep[ncol-1], TMP); 199 fprintf(tabout, 200 ".if t .if \\n(TW>\\n(.li .tm Table at line %d file %s is too wide - \\n(TW units\n", iline-1, ifile); 201 return; 202 } 203 204 void 205 wide(char *s, char *fn, char *size) 206 { 207 if (point(s)) 208 { 209 fprintf(tabout, "\\w%c", F1); 210 if (*fn>0) putfont(fn); 211 if (*size) putsize(size); 212 fprintf(tabout, "%s", s); 213 if (*fn>0) putfont("P"); 214 if (*size) putsize("0"); 215 fprintf(tabout, "%c",F1); 216 } 217 else 218 fprintf(tabout, "\\n(%c-", s); 219 } 220 221 int 222 filler(char *s) 223 { 224 return (point(s) && s[0]=='\\' && s[1] == 'R'); 225 } 226