static void clear_string(sc_softc_t *sc, int xpos, int ypos, int xoff, char *s, int len) { if (len <= 0) return; sc_vtb_erase(&sc->cur_scp->scr, ypos*sc->cur_scp->xsize + xpos + xoff, len - xoff, sc->scr_map[0x20], ATTR(FG_LIGHTGREY | BG_BLACK)); }
static void scteken_fill(void *arg, const teken_rect_t *r, teken_char_t c, const teken_attr_t *a) { scr_stat *scp = arg; u_char *map; u_char ch; unsigned int width; int attr, row; attr = scteken_attr(a) << 8; #ifdef TEKEN_UTF8 scteken_get_cp437(&c, &attr); #endif /* TEKEN_UTF8 */ ch = c; map = scp->sc->scr_map; if (r->tr_begin.tp_col == 0 && r->tr_end.tp_col == scp->xsize) { /* Single contiguous region to fill. */ sc_vtb_erase(&scp->vtb, r->tr_begin.tp_row * scp->xsize, (r->tr_end.tp_row - r->tr_begin.tp_row) * scp->xsize, map[ch], attr); } else { /* Fill display line by line. */ width = r->tr_end.tp_col - r->tr_begin.tp_col; for (row = r->tr_begin.tp_row; row < r->tr_end.tp_row; row++) { sc_vtb_erase(&scp->vtb, r->tr_begin.tp_row * scp->xsize + r->tr_begin.tp_col, width, map[ch], attr); } } /* Mark begin and end positions to be refreshed. */ mark_for_update(scp, r->tr_begin.tp_row * scp->xsize + r->tr_begin.tp_col); mark_for_update(scp, (r->tr_end.tp_row - 1) * scp->xsize + (r->tr_end.tp_col - 1)); sc_remove_cutmarking(scp); }
static void clear_daemon(sc_softc_t *sc, int xpos, int ypos, int dxdir, int xoff, int yoff, int xlen, int ylen) { int y; if (xlen <= 0) return; for (y = yoff; y < ylen; y++) { sc_vtb_erase(&sc->cur_scp->scr, (ypos + y)*sc->cur_scp->xsize + xpos + xoff, xlen - xoff, sc->scr_map[0x20], ATTR(FG_LIGHTGREY | BG_BLACK)); } }
static void scterm_scan_esc(scr_stat *scp, term_stat *tcp, u_char c) { static u_char ansi_col[16] = { FG_BLACK, FG_RED, FG_GREEN, FG_BROWN, FG_BLUE, FG_MAGENTA, FG_CYAN, FG_LIGHTGREY, FG_DARKGREY, FG_LIGHTRED, FG_LIGHTGREEN, FG_YELLOW, FG_LIGHTBLUE, FG_LIGHTMAGENTA, FG_LIGHTCYAN, FG_WHITE }; sc_softc_t *sc; int i, n; i = n = 0; sc = scp->sc; if (tcp->esc == 1) { /* seen ESC */ switch (c) { case '7': /* Save cursor position */ tcp->saved_xpos = scp->xpos; tcp->saved_ypos = scp->ypos; break; case '8': /* Restore saved cursor position */ if (tcp->saved_xpos >= 0 && tcp->saved_ypos >= 0) sc_move_cursor(scp, tcp->saved_xpos, tcp->saved_ypos); break; case '[': /* Start ESC [ sequence */ tcp->esc = 2; tcp->last_param = -1; for (i = tcp->num_param; i < MAX_ESC_PAR; i++) tcp->param[i] = 1; tcp->num_param = 0; return; case 'M': /* Move cursor up 1 line, scroll if at top */ sc_term_up_scroll(scp, 1, sc->scr_map[0x20], tcp->cur_attr, 0, 0); break; #if notyet case 'Q': tcp->esc = 4; return; #endif case 'c': /* Clear screen & home */ sc_clear_screen(scp); break; case '(': /* iso-2022: designate 94 character set to G0 */ tcp->esc = 5; return; } } else if (tcp->esc == 2) { /* seen ESC [ */ if (c >= '0' && c <= '9') { if (tcp->num_param < MAX_ESC_PAR) { if (tcp->last_param != tcp->num_param) { tcp->last_param = tcp->num_param; tcp->param[tcp->num_param] = 0; } else { tcp->param[tcp->num_param] *= 10; } tcp->param[tcp->num_param] += c - '0'; return; } } tcp->num_param = tcp->last_param + 1; switch (c) { case ';': if (tcp->num_param < MAX_ESC_PAR) return; break; case '=': tcp->esc = 3; tcp->last_param = -1; for (i = tcp->num_param; i < MAX_ESC_PAR; i++) tcp->param[i] = 1; tcp->num_param = 0; return; case 'A': /* up n rows */ sc_term_up(scp, tcp->param[0], 0); break; case 'B': /* down n rows */ sc_term_down(scp, tcp->param[0], 0); break; case 'C': /* right n columns */ sc_term_right(scp, tcp->param[0]); break; case 'D': /* left n columns */ sc_term_left(scp, tcp->param[0]); break; case 'E': /* cursor to start of line n lines down */ n = tcp->param[0]; if (n < 1) n = 1; sc_move_cursor(scp, 0, scp->ypos + n); break; case 'F': /* cursor to start of line n lines up */ n = tcp->param[0]; if (n < 1) n = 1; sc_move_cursor(scp, 0, scp->ypos - n); break; case 'f': /* Cursor move */ case 'H': if (tcp->num_param == 0) sc_move_cursor(scp, 0, 0); else if (tcp->num_param == 2) sc_move_cursor(scp, tcp->param[1] - 1, tcp->param[0] - 1); break; case 'J': /* Clear all or part of display */ if (tcp->num_param == 0) n = 0; else n = tcp->param[0]; sc_term_clr_eos(scp, n, sc->scr_map[0x20], tcp->cur_attr); break; case 'K': /* Clear all or part of line */ if (tcp->num_param == 0) n = 0; else n = tcp->param[0]; sc_term_clr_eol(scp, n, sc->scr_map[0x20], tcp->cur_attr); break; case 'L': /* Insert n lines */ sc_term_ins_line(scp, scp->ypos, tcp->param[0], sc->scr_map[0x20], tcp->cur_attr, 0); break; case 'M': /* Delete n lines */ sc_term_del_line(scp, scp->ypos, tcp->param[0], sc->scr_map[0x20], tcp->cur_attr, 0); break; case 'P': /* Delete n chars */ sc_term_del_char(scp, tcp->param[0], sc->scr_map[0x20], tcp->cur_attr); break; case '@': /* Insert n chars */ sc_term_ins_char(scp, tcp->param[0], sc->scr_map[0x20], tcp->cur_attr); break; case 'S': /* scroll up n lines */ sc_term_del_line(scp, 0, tcp->param[0], sc->scr_map[0x20], tcp->cur_attr, 0); break; case 'T': /* scroll down n lines */ sc_term_ins_line(scp, 0, tcp->param[0], sc->scr_map[0x20], tcp->cur_attr, 0); break; case 'X': /* erase n characters in line */ n = tcp->param[0]; if (n < 1) n = 1; if (n > scp->xsize - scp->xpos) n = scp->xsize - scp->xpos; sc_vtb_erase(&scp->vtb, scp->cursor_pos, n, sc->scr_map[0x20], tcp->cur_attr); mark_for_update(scp, scp->cursor_pos); mark_for_update(scp, scp->cursor_pos + n - 1); break; case 'Z': /* move n tabs backwards */ sc_term_backtab(scp, tcp->param[0]); break; case '`': /* move cursor to column n */ sc_term_col(scp, tcp->param[0]); break; case 'a': /* move cursor n columns to the right */ sc_term_right(scp, tcp->param[0]); break; case 'd': /* move cursor to row n */ sc_term_row(scp, tcp->param[0]); break; case 'e': /* move cursor n rows down */ sc_term_down(scp, tcp->param[0], 0); break; case 'm': /* change attribute */ if (tcp->num_param == 0) { tcp->attr_mask = NORMAL_ATTR; tcp->cur_color = tcp->std_color; tcp->cur_attr = mask2attr(tcp); break; } for (i = 0; i < tcp->num_param; i++) { switch (n = tcp->param[i]) { case 0: /* back to normal */ tcp->attr_mask = NORMAL_ATTR; tcp->cur_color = tcp->std_color; tcp->cur_attr = mask2attr(tcp); break; case 1: /* bold */ tcp->attr_mask |= BOLD_ATTR; tcp->cur_attr = mask2attr(tcp); break; case 4: /* underline */ tcp->attr_mask |= UNDERLINE_ATTR; tcp->cur_attr = mask2attr(tcp); break; case 5: /* blink */ tcp->attr_mask |= BLINK_ATTR; tcp->cur_attr = mask2attr(tcp); break; case 7: /* reverse video */ tcp->attr_mask |= REVERSE_ATTR; tcp->cur_attr = mask2attr(tcp); break; case 30: case 31: /* set fg color */ case 32: case 33: case 34: case 35: case 36: case 37: tcp->attr_mask |= FG_CHANGED; tcp->cur_color.fg = ansi_col[n - 30]; tcp->cur_attr = mask2attr(tcp); break; case 40: case 41: /* set bg color */ case 42: case 43: case 44: case 45: case 46: case 47: tcp->attr_mask |= BG_CHANGED; tcp->cur_color.bg = ansi_col[n - 40]; tcp->cur_attr = mask2attr(tcp); break; } } break; case 's': /* Save cursor position */ tcp->saved_xpos = scp->xpos; tcp->saved_ypos = scp->ypos; break; case 'u': /* Restore saved cursor position */ if (tcp->saved_xpos >= 0 && tcp->saved_ypos >= 0) sc_move_cursor(scp, tcp->saved_xpos, tcp->saved_ypos); break; case 'x': if (tcp->num_param == 0) n = 0; else n = tcp->param[0]; switch (n) { case 0: /* reset attributes */ tcp->attr_mask = NORMAL_ATTR; tcp->cur_color = tcp->std_color = tcp->dflt_std_color; tcp->rev_color = tcp->dflt_rev_color; tcp->cur_attr = mask2attr(tcp); break; case 1: /* set ansi background */ tcp->attr_mask &= ~BG_CHANGED; tcp->cur_color.bg = tcp->std_color.bg = ansi_col[tcp->param[1] & 0x0f]; tcp->cur_attr = mask2attr(tcp); break; case 2: /* set ansi foreground */ tcp->attr_mask &= ~FG_CHANGED; tcp->cur_color.fg = tcp->std_color.fg = ansi_col[tcp->param[1] & 0x0f]; tcp->cur_attr = mask2attr(tcp); break; case 3: /* set ansi attribute directly */ tcp->attr_mask &= ~(FG_CHANGED | BG_CHANGED); tcp->cur_color.fg = tcp->std_color.fg = tcp->param[1] & 0x0f; tcp->cur_color.bg = tcp->std_color.bg = (tcp->param[1] >> 4) & 0x0f; tcp->cur_attr = mask2attr(tcp); break; case 5: /* set ansi reverse video background */ tcp->rev_color.bg = ansi_col[tcp->param[1] & 0x0f]; tcp->cur_attr = mask2attr(tcp); break; case 6: /* set ansi reverse video foreground */ tcp->rev_color.fg = ansi_col[tcp->param[1] & 0x0f]; tcp->cur_attr = mask2attr(tcp); break; case 7: /* set ansi reverse video directly */ tcp->rev_color.fg = tcp->param[1] & 0x0f; tcp->rev_color.bg = (tcp->param[1] >> 4) & 0x0f; tcp->cur_attr = mask2attr(tcp); break; } break; case 'z': /* switch to (virtual) console n */ if (tcp->num_param == 1) sc_switch_scr(sc, tcp->param[0]); break; } } else if (tcp->esc == 3) { /* seen ESC [0-9]+ = */