/*
* ESC [ ... was seen the last time. Process next character.
*/
static void state2(term_t *win, int c)
{
short x, y, attr, f;
char temp[32];
/* See if a number follows */
if (c >= '0' && c <= '9') {
win->state.escparms[win->state.ptr] = 10*win->state.escparms[win->state.ptr] + c - '0';
return;
}
/* Separation between numbers ? */
if (c == ';') {
if (win->state.ptr < 15)
win->state.ptr++;
return;
}
/* ESC [ ? sequence */
if (win->state.escparms[0] == 0 && win->state.ptr == 0 && c == '?')
{
esc_s = 3;
return;
}
/* Process functions with zero, one, two or more arguments */
switch (c) {
case 'A':
case 'B':
case 'C':
case 'D': /* Cursor motion */
if ((f = win->state.escparms[0]) == 0)
f = 1;
x = win->cursor_x;
y = win->cursor_y;
x += f * ((c == 'C') - (c == 'D'));
if (x < 0)
x = 0;
if (x >= win->W)
x = win->W - 1;
if (c == 'B') { /* Down. */
y += f;
if (y >= win->H)
y = win->H - 1;
if (y >= win->state.newy2 + 1)
y = win->state.newy2;
}
if (c == 'A') { /* Up. */
y -= f;
if (y < 0)
y = 0;
if (y <= win->state.newy1 - 1)
y = win->state.newy1;
}
term_wlocate(win, x, y);
break;
case 'X': /* Character erasing (ECH) */
if ((f = win->state.escparms[0]) == 0)
f = 1;
term_wclrch(win, f);
break;
case 'K': /* Line erasing */
switch (win->state.escparms[0]) {
case 0:
term_wclreol(win);
break;
case 1:
term_wclrbol(win);
break;
case 2:
term_wclrel(win);
break;
}
break;
case 'J': /* Screen erasing */
x = win->color;
y = win->attr;
if (win->state.vt_type == ANSI) {
term_wsetattr(win, XA_NORMAL);
term_wsetfgcol(win, WHITE);
term_wsetbgcol(win, BLACK);
}
switch (win->state.escparms[0]) {
case 0:
term_wclreos(win);
break;
case 1:
term_wclrbos(win);
break;
case 2:
term_winclr(win);
break;
}
if (win->state.vt_type == ANSI) {
win->color = x;
win->attr = y;
}
break;
case 'n': /* Requests / Reports */
switch(win->state.escparms[0]) {
case 5: /* Status */
v_termout(win, "\033[0n", 0);
break;
case 6: /* Cursor Position */
snprintf(temp, 32, "\033[%d;%dR", win->cursor_y + 1, win->cursor_x + 1);
v_termout(win, temp, 0);
break;
}
break;
case 'c': /* Identify Terminal Type */
if (win->state.vt_type == VT100) {
v_termout(win, "\033[?1;2c", 0);
break;
}
v_termout(win, "\033[?c", 0);
break;
case 'x': /* Request terminal parameters. */
/* Always answers 19200-8N1 no options. */
snprintf(temp, 32, "\033[%c;1;1;120;120;1;0x", win->state.escparms[0] == 1 ? '3' : '2');
v_termout(win, temp, 0);
break;
case 's': /* Save attributes and cursor position */
win->state.savex = win->cursor_x;
win->state.savey = win->cursor_y;
win->state.saveattr = win->attr;
win->state.savecol = win->color;
break;
case 'u': /* Restore them */
term_wsetfgcol(win, win->state.savecol);
term_wsetattr(win, win->state.saveattr);
term_wlocate(win, win->state.savex, win->state.savey);
break;
case 'h':
ansi_mode(win, 1);
break;
case 'l':
ansi_mode(win, 0);
break;
case 'H':
case 'f': /* Set cursor position */
if ((y = win->state.escparms[0]) == 0)
y = 1;
if ((x = win->state.escparms[1]) == 0)
x = 1;
if (win->state.vt_om)
y += win->state.newy1;
term_wlocate(win, x - 1, y - 1);
break;
case 'g': /* Clear tab stop(s) */
if (win->state.escparms[0] == 0) {
x = win->cursor_x;
if (x > 159)
x = 159;
win->state.vt_tabs[x / 32] &= ~(1 << x % 32);
}
if (win->state.escparms[0] == 3)
for(x = 0; x < 5; x++)
win->state.vt_tabs[x] = 0;
break;
case 'm': /* Set attributes */
attr = term_wgetattr((win));
for (f = 0; f <= win->state.ptr; f++) {
if (win->state.escparms[f] >= 30 && win->state.escparms[f] <= 37)
term_wsetfgcol(win, win->state.escparms[f] - 30);
if (win->state.escparms[f] >= 40 && win->state.escparms[f] <= 47)
term_wsetbgcol(win, win->state.escparms[f] - 40);
switch (win->state.escparms[f]) {
case 0:
attr = XA_NORMAL;
term_wsetfgcol(win, win->state.vt_fg);
term_wsetbgcol(win, win->state.vt_bg);
break;
case 4:
attr |= XA_UNDERLINE;
break;
case 7:
attr |= XA_REVERSE;
break;
case 1:
attr |= XA_BOLD;
break;
case 5:
attr |= XA_BLINK;
break;
case 22: /* Bold off */
attr &= ~XA_BOLD;
break;
case 24: /* Not underlined */
attr &=~XA_UNDERLINE;
break;
case 25: /* Not blinking */
attr &= ~XA_BLINK;
break;
case 27: /* Not reverse */
attr &= ~XA_REVERSE;
break;
case 39: /* Default fg color */
term_wsetfgcol(win, win->state.vt_fg);
break;
case 49: /* Default bg color */
term_wsetbgcol(win, win->state.vt_bg);
break;
}
}
term_wsetattr(win, attr);
break;
case 'L': /* Insert lines */
if ((x = win->state.escparms[0]) == 0)
x = 1;
for (f = 0; f < x; f++)
term_winsline(win);
break;
case 'M': /* Delete lines */
if ((x = win->state.escparms[0]) == 0)
x = 1;
for (f = 0; f < x; f++)
term_wdelline(win);
break;
case 'P': /* Delete Characters */
if ((x = win->state.escparms[0]) == 0)
x = 1;
for (f = 0; f < x; f++)
term_wdelchar(win);
break;
case '@': /* Insert Characters */
if ((x = win->state.escparms[0]) == 0)
x = 1;
for (f = 0; f < x; f++)
term_winschar(win, ' ', 0);
break;
case 'r': /* Set scroll region */
if ((win->state.newy1 = win->state.escparms[0]) == 0)
win->state.newy1 = 1;
if ((win->state.newy2 = win->state.escparms[1]) == 0)
win->state.newy2 = win->H;
win->state.newy1-- ; win->state.newy2--;
if (win->state.newy1 < 0)
win->state.newy1 = 0;
if (win->state.newy2 < 0)
win->state.newy2 = 0;
if (win->state.newy1 >= win->H)
win->state.newy1 = win->H - 1;
if (win->state.newy2 >= win->H)
win->state.newy2 = win->H - 1;
if (win->state.newy1 >= win->state.newy2) {
win->state.newy1 = 0;
win->state.newy2 = win->H - 1;
}
if(win->state.newy1 > win->state.newy2)
term_wsetregion(win, win->state.newy2, win->state.newy1);
else
term_wsetregion(win, win->state.newy1, win->state.newy2);
/// XXX xterm goes to 0,0 ?
term_wlocate(win, 0, win->state.newy1);
break;
case 'i': /* Printing */
case 'y': /* Self test modes */
case 'Z':
/* XXX:bt */
break;
default:
/* IGNORED */
break;
}
/* Ok, our escape sequence is all done */
esc_s = 0;
win->state.ptr = 0;
memset(win->state.escparms, 0, sizeof(win->state.escparms));
return;
}
/*
* ESC [ ... was seen the last time. Process next character.
*/
static void state2(int c)
{
short x, y, attr, f;
char temp[32];
/* See if a number follows */
if (c >= '0' && c <= '9') {
escparms[ptr] = 10*escparms[ptr] + c - '0';
return;
}
/* Separation between numbers ? */
if (c == ';') {
if (ptr < 15)
ptr++;
return;
}
/* ESC [ ? sequence */
if (escparms[0] == 0 && ptr == 0 && c == '?')
{
esc_s = 3;
return;
}
/* Process functions with zero, one, two or more arguments */
switch (c) {
case 'A':
case 'B':
case 'C':
case 'D': /* Cursor motion */
if ((f = escparms[0]) == 0)
f = 1;
x = vt_win->curx;
y = vt_win->cury;
x += f * ((c == 'C') - (c == 'D'));
if (x < 0)
x = 0;
if (x >= vt_win->xs)
x = vt_win->xs - 1;
if (c == 'B') { /* Down. */
y += f;
if (y >= vt_win->ys)
y = vt_win->ys - 1;
if (y >= newy2 + 1)
y = newy2;
}
if (c == 'A') { /* Up. */
y -= f;
if (y < 0)
y = 0;
if (y <= newy1 - 1)
y = newy1;
}
mc_wlocate(vt_win, x, y);
break;
case 'X': /* Character erasing (ECH) */
if ((f = escparms[0]) == 0)
f = 1;
mc_wclrch(vt_win, f);
break;
case 'K': /* Line erasing */
switch (escparms[0]) {
case 0:
mc_wclreol(vt_win);
break;
case 1:
mc_wclrbol(vt_win);
break;
case 2:
mc_wclrel(vt_win);
break;
}
break;
case 'J': /* Screen erasing */
x = vt_win->color;
y = vt_win->attr;
if (vt_type == ANSI) {
mc_wsetattr(vt_win, XA_NORMAL);
mc_wsetfgcol(vt_win, WHITE);
mc_wsetbgcol(vt_win, BLACK);
}
switch (escparms[0]) {
case 0:
mc_wclreos(vt_win);
break;
case 1:
mc_wclrbos(vt_win);
break;
case 2:
mc_winclr(vt_win);
break;
}
if (vt_type == ANSI) {
vt_win->color = x;
vt_win->attr = y;
}
break;
case 'n': /* Requests / Reports */
switch(escparms[0]) {
case 5: /* Status */
v_termout("\033[0n", 0);
break;
case 6: /* Cursor Position */
sprintf(temp, "\033[%d;%dR", vt_win->cury + 1, vt_win->curx + 1);
v_termout(temp, 0);
break;
}
break;
case 'c': /* Identify Terminal Type */
if (vt_type == VT100) {
v_termout("\033[?1;2c", 0);
break;
}
v_termout("\033[?c", 0);
break;
case 'x': /* Request terminal parameters. */
/* Always answers 19200-8N1 no options. */
sprintf(temp, "\033[%c;1;1;120;120;1;0x", escparms[0] == 1 ? '3' : '2');
v_termout(temp, 0);
break;
case 's': /* Save attributes and cursor position */
savex = vt_win->curx;
savey = vt_win->cury;
saveattr = vt_win->attr;
savecol = vt_win->color;
#if TRANSLATE
savecharset = vt_charset;
savetrans[0] = vt_trans[0];
savetrans[1] = vt_trans[1];
#endif
break;
case 'u': /* Restore them */
#if TRANSLATE
vt_charset = savecharset;
vt_trans[0] = savetrans[0];
vt_trans[1] = savetrans[1];
#endif
vt_win->color = savecol; /* HACK should use mc_wsetfgcol etc */
mc_wsetattr(vt_win, saveattr);
mc_wlocate(vt_win, savex, savey);
break;
case 'h':
ansi_mode(1);
break;
case 'l':
ansi_mode(0);
break;
case 'H':
case 'f': /* Set cursor position */
if ((y = escparms[0]) == 0)
y = 1;
if ((x = escparms[1]) == 0)
x = 1;
if (vt_om)
y += newy1;
mc_wlocate(vt_win, x - 1, y - 1);
break;
case 'g': /* Clear tab stop(s) */
if (escparms[0] == 0) {
x = vt_win->curx;
if (x > 159)
x = 159;
vt_tabs[x / 32] &= ~(1 << x % 32);
}
if (escparms[0] == 3)
for(x = 0; x < 5; x++)
vt_tabs[x] = 0;
break;
case 'm': /* Set attributes */
attr = mc_wgetattr((vt_win));
for (f = 0; f <= ptr; f++) {
if (escparms[f] >= 30 && escparms[f] <= 37)
mc_wsetfgcol(vt_win, escparms[f] - 30);
if (escparms[f] >= 40 && escparms[f] <= 47)
mc_wsetbgcol(vt_win, escparms[f] - 40);
switch (escparms[f]) {
case 0:
attr = XA_NORMAL;
mc_wsetfgcol(vt_win, vt_fg);
mc_wsetbgcol(vt_win, vt_bg);
break;
case 1:
attr |= XA_BOLD;
break;
case 4:
attr |= XA_UNDERLINE;
break;
case 5:
attr |= XA_BLINK;
break;
case 7:
attr |= XA_REVERSE;
break;
case 22: /* Bold off */
attr &= ~XA_BOLD;
break;
case 24: /* Not underlined */
attr &=~XA_UNDERLINE;
break;
case 25: /* Not blinking */
attr &= ~XA_BLINK;
break;
case 27: /* Not reverse */
attr &= ~XA_REVERSE;
break;
case 39: /* Default fg color */
mc_wsetfgcol(vt_win, vt_fg);
break;
case 49: /* Default bg color */
mc_wsetbgcol(vt_win, vt_bg);
break;
}
}
mc_wsetattr(vt_win, attr);
break;
case 'L': /* Insert lines */
if ((x = escparms[0]) == 0)
x = 1;
for (f = 0; f < x; f++)
mc_winsline(vt_win);
break;
case 'M': /* Delete lines */
if ((x = escparms[0]) == 0)
x = 1;
for (f = 0; f < x; f++)
mc_wdelline(vt_win);
break;
case 'P': /* Delete Characters */
if ((x = escparms[0]) == 0)
x = 1;
for (f = 0; f < x; f++)
mc_wdelchar(vt_win);
break;
case '@': /* Insert Characters */
if ((x = escparms[0]) == 0)
x = 1;
for (f = 0; f < x; f++)
mc_winschar(vt_win);
break;
case 'r': /* Set scroll region */
if ((newy1 = escparms[0]) == 0)
newy1 = 1;
if ((newy2 = escparms[1]) == 0)
newy2 = vt_win->ys;
newy1-- ; newy2--;
if (newy1 < 0)
newy1 = 0;
if (newy2 < 0)
newy2 = 0;
if (newy1 >= vt_win->ys)
newy1 = vt_win->ys - 1;
if (newy2 >= vt_win->ys)
newy2 = vt_win->ys - 1;
if (newy1 >= newy2) {
newy1 = 0;
newy2 = vt_win->ys - 1;
}
mc_wsetregion(vt_win, newy1, newy2);
mc_wlocate(vt_win, 0, newy1);
break;
case 'i': /* Printing */
case 'y': /* Self test modes */
default:
/* IGNORED */
break;
}
/* Ok, our escape sequence is all done */
esc_s = 0;
ptr = 0;
memset(escparms, 0, sizeof(escparms));
return;
}
