1 #include "e.h" 2 3 startcol(int type) /* mark start of column in lp[] array */ 4 { 5 int oct = ct; 6 7 lp[ct++] = type; 8 lp[ct++] = 0; /* count, to come */ 9 lp[ct++] = 0; /* separation, to come */ 10 return oct; 11 } 12 13 void column(int oct, int sep) /* remember end of column that started at lp[oct] */ 14 { 15 int i, type; 16 17 lp[oct+1] = ct - oct - 3; 18 lp[oct+2] = sep; 19 type = lp[oct]; 20 if (dbg) { 21 printf(".\t%d column of", type); 22 for (i = oct+3; i < ct; i++ ) 23 printf(" S%d", lp[i]); 24 printf(", rows=%d, sep=%d\n", lp[oct+1], lp[oct+2]); 25 } 26 } 27 28 void matrix(int oct) /* matrix is list of columns */ 29 { 30 int nrow, ncol, i, j, k, val[100]; 31 double b, hb; 32 char *space; 33 extern char *Matspace; 34 35 space = Matspace; /* between columns of matrix */ 36 nrow = lp[oct+1]; /* disaster if rows inconsistent */ 37 /* also assumes just columns */ 38 /* fix when add other things */ 39 ncol = 0; 40 for (i = oct+1; i < ct; i += lp[i]+3 ) { 41 ncol++; 42 dprintf(".\tcolct=%d\n", lp[i]); 43 } 44 for (k=1; k <= nrow; k++) { 45 hb = b = 0; 46 j = oct + k + 2; 47 for (i=0; i < ncol; i++) { 48 hb = max(hb, eht[lp[j]]-ebase[lp[j]]); 49 b = max(b, ebase[lp[j]]); 50 j += nrow + 3; 51 } 52 dprintf(".\trow %d: b=%g, hb=%g\n", k, b, hb); 53 j = oct + k + 2; 54 for (i=0; i<ncol; i++) { 55 ebase[lp[j]] = b; 56 eht[lp[j]] = b + hb; 57 j += nrow + 3; 58 } 59 } 60 j = oct; 61 for (i=0; i<ncol; i++) { 62 pile(j); 63 val[i] = yyval; 64 j += nrow + 3; 65 } 66 yyval = salloc(); 67 eht[yyval] = eht[val[0]]; 68 ebase[yyval] = ebase[val[0]]; 69 lfont[yyval] = rfont[yyval] = 0; 70 dprintf(".\tmatrix S%d: r=%d, c=%d, h=%g, b=%g\n", 71 yyval,nrow,ncol,eht[yyval],ebase[yyval]); 72 printf(".ds %d \"", yyval); 73 for( i=0; i<ncol; i++ ) { 74 printf("\\*(%d%s", val[i], i==ncol-1 ? "" : space); 75 sfree(val[i]); 76 } 77 printf("\n"); 78 } 79