tt_setinsert and tt_setmodes added

[unix-history] / usr / src / usr.bin / window / tth19.c

#ifndef lint
static char sccsid[] = "@(#)tth19.c     3.15 %G%";
#endif

/*
* Copyright (c) 1983 Regents of the University of California,
* All rights reserved.  Redistribution permitted subject to
* the terms of the Berkeley Software License Agreement.
*/

#include "ww.h"
#include "tt.h"

/*
kb|h19|heath|h19-b|h19b|heathkit|heath-19|z19|zenith:
       cr=^M:nl=^J:bl=^G:al=1*\EL:am:le=^H:bs:cd=\EJ:ce=\EK:
       cl=\EE:cm=\EY%+ %+ :co#80:dc=\EN:dl=1*\EM:do=\EB:
       ei=\EO:ho=\EH:im=\E@:li#24:mi:nd=\EC:as=\EF:ae=\EG:ms:
       ta=^I:pt:sr=\EI:se=\Eq:so=\Ep:up=\EA:vs=\Ex4:ve=\Ey4:
       kb=^h:ku=\EA:kd=\EB:kl=\ED:kr=\EC:kh=\EH:
       kn#8:k1=\ES:k2=\ET:k3=\EU:k4=\EV:k5=\EW:
       l6=blue:l7=red:l8=white:k6=\EP:k7=\EQ:k8=\ER:
       es:hs:ts=\Ej\Ex5\Ex1\EY8%+ \Eo:fs=\Ek\Ey5:ds=\Ey1:
*/

#define NCOL    80
#define NROW    24

#define G (WWM_GRP << WWC_MSHIFT)
short h19_frame[16] = {
       ' ',    '`'|G,  'a'|G,  'e'|G,
       '`'|G,  '`'|G,  'f'|G,  'v'|G,
       'a'|G,  'd'|G,  'a'|G,  'u'|G,
       'c'|G,  't'|G,  's'|G,  'b'|G
};

extern char *gen_VS;
extern char *gen_VE;

int h19_msp10c;

#define pc(c)   ttputc('c')
#define esc()   pc(\033)
#define PAD(ms10) { \
       register i; \
       for (i = ((ms10) + 5) / h19_msp10c; --i >= 0;) \
               pc(\0); \
}
#define ICPAD() PAD((NCOL - tt.tt_col) * 1)     /* 0.1 ms per char */
#define ILPAD() PAD((NROW - tt.tt_row) * 10)    /* 1 ms per char */

#define H19_SETINSERT(m) (esc(), (tt.tt_insert = (m)) ? pc(@) : pc(O))

h19_setinsert(new)
{
       H19_SETINSERT(new);
}

h19_setmodes(new)
register new;
{
       register diff;

       diff = new ^ tt.tt_modes;
       if (diff & WWM_REV) {
               esc();
               if (new & WWM_REV)
                       pc(p);
               else
                       pc(q);
       }
       if (diff & WWM_GRP) {
               esc();
               if (new & WWM_GRP)
                       pc(F);
               else
                       pc(G);
       }
       tt.tt_modes = new;
}

h19_insline()
{
       esc();
       pc(L);
       ILPAD();
}

h19_delline()
{
       esc();
       pc(M);
       ILPAD();
}

h19_putc(c)
register char c;
{
       if (tt.tt_nmodes != tt.tt_modes)
               (*tt.tt_setmodes)(tt.tt_nmodes);
       if (tt.tt_ninsert != tt.tt_insert)
               H19_SETINSERT(tt.tt_ninsert);
       ttputc(c);
       if (tt.tt_insert)
               ICPAD();
       if (++tt.tt_col == NCOL)
               tt.tt_col = NCOL - 1;
}

h19_write(p, n)
register char *p;
register n;
{
       if (tt.tt_nmodes != tt.tt_modes)
               (*tt.tt_setmodes)(tt.tt_nmodes);
       if (tt.tt_ninsert != tt.tt_insert)
               H19_SETINSERT(tt.tt_ninsert);
       if (tt.tt_insert) {
               while (--n >= 0) {
                       ttputc(*p++);
                       ICPAD();
                       tt.tt_col++;
               }
       } else {
               tt.tt_col += n;
               while (--n >= 0)
                       ttputc(*p++);
       }
       if (tt.tt_col == NCOL)
               tt.tt_col = NCOL - 1;
}

h19_move(row, col)
register char row, col;
{
       if (tt.tt_row == row) {
               if (tt.tt_col == col)
                       return;
               if (tt.tt_col == col - 1) {
                       esc();
                       pc(C);
                       goto out;
               } else if (tt.tt_col == col + 1) {
                       pc(\b);
                       goto out;
               }
       }
       if (tt.tt_col == col) {
               if (tt.tt_row == row + 1) {
                       esc();
                       pc(A);
                       goto out;
               } else if (tt.tt_row == row - 1) {
                       pc(\n);
                       goto out;
               }
       }
       if (col == 0 && row == 0) {
               esc();
               pc(H);
               goto out;
       }
       esc();
       pc(Y);
       ttputc(' ' + row);
       ttputc(' ' + col);
out:
       tt.tt_col = col;
       tt.tt_row = row;
}

h19_init()
{
       if (gen_VS)
               ttputs(gen_VS);
       esc();
       pc(w);
       esc();
       pc(E);
       tt.tt_col = tt.tt_row = 0;
       tt.tt_ninsert = tt.tt_insert = 0;
       tt.tt_nmodes = tt.tt_modes = 0;
}

h19_end()
{
       if (gen_VE)
               ttputs(gen_VE);
       esc();
       pc(v);
}

h19_clreol()
{
       esc();
       pc(K);
}

h19_clreos()
{
       esc();
       pc(J);
}

h19_clear()
{
       esc();
       pc(E);
}

h19_delchar()
{
       esc();
       pc(N);
}

tt_h19()
{
       float cpms = (float) wwbaud / 10000;    /* char per ms */

       h19_msp10c = 10 / cpms;                 /* ms per 10 char */
       gen_VS = ttxgetstr("vs");
       gen_VE = ttxgetstr("ve");

       tt.tt_init = h19_init;
       tt.tt_end = h19_end;

       tt.tt_insline = h19_insline;
       tt.tt_delline = h19_delline;
       tt.tt_delchar = h19_delchar;
       tt.tt_clreol = h19_clreol;
       tt.tt_clreos = h19_clreos;
       tt.tt_clear = h19_clear;
       tt.tt_move = h19_move;
       tt.tt_write = h19_write;
       tt.tt_putc = h19_putc;
       tt.tt_setinsert = h19_setinsert;
       tt.tt_setmodes = h19_setmodes;

       tt.tt_ncol = NCOL;
       tt.tt_nrow = NROW;
       tt.tt_hasinsert = 1;
       tt.tt_availmodes = WWM_REV|WWM_GRP;
       tt.tt_frame = h19_frame;
       return 0;
}