1 /****************************************************************************
2 * Copyright (c) 1998,2000 Free Software Foundation, Inc. *
4 * Permission is hereby granted, free of charge, to any person obtaining a *
5 * copy of this software and associated documentation files (the *
6 * "Software"), to deal in the Software without restriction, including *
7 * without limitation the rights to use, copy, modify, merge, publish, *
8 * distribute, distribute with modifications, sublicense, and/or sell *
9 * copies of the Software, and to permit persons to whom the Software is *
10 * furnished to do so, subject to the following conditions: *
12 * The above copyright notice and this permission notice shall be included *
13 * in all copies or substantial portions of the Software. *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
23 * Except as contained in this notice, the name(s) of the above copyright *
24 * holders shall not be used in advertising or otherwise to promote the *
25 * sale, use or other dealings in this Software without prior written *
27 ************************************************************************** */
30 #define TTY_DISPLAY_H 1
32 extern NCURSES_EXPORT(bool) _nc_tty_beep (void);
33 extern NCURSES_EXPORT(bool) _nc_tty_check_resize (void);
34 extern NCURSES_EXPORT(bool) _nc_tty_cursor (int);
35 extern NCURSES_EXPORT(bool) _nc_tty_flash (void);
36 extern NCURSES_EXPORT(bool) _nc_tty_init_color (int,int,int,int);
37 extern NCURSES_EXPORT(bool) _nc_tty_init_pair (int,int,int);
38 extern NCURSES_EXPORT(bool) _nc_tty_slk_hide (bool);
39 extern NCURSES_EXPORT(bool) _nc_tty_slk_update (int,const char *);
40 extern NCURSES_EXPORT(bool) _nc_tty_start_color (void);
41 extern NCURSES_EXPORT(void) _nc_tty_display_resume (void);
42 extern NCURSES_EXPORT(void) _nc_tty_display_suspend (void);
43 extern NCURSES_EXPORT(void) _nc_tty_dispose (void); /* frees SP->_term */
44 extern NCURSES_EXPORT(void) _nc_tty_switch_to (void);
45 extern NCURSES_EXPORT(void) _nc_tty_update (void);
47 struct tty_display_data {
48 int _fifohold; /* set if breakout marked */
49 unsigned long _current_attr; /* terminal attribute current set */
50 int _cursrow; /* physical cursor row (-1=unknown) */
51 int _curscol; /* physical cursor column */
53 /* cursor movement costs; units are 10ths of milliseconds */
54 int _char_padding; /* cost of character put */
55 int _cr_cost; /* cost of (carriage_return) */
56 int _cup_cost; /* cost of (cursor_address) */
57 int _home_cost; /* cost of (cursor_home) */
58 int _ll_cost; /* cost of (cursor_to_ll) */
60 int _ht_cost; /* cost of (tab) */
61 int _cbt_cost; /* cost of (backtab) */
62 #endif /* USE_HARD_TABS */
63 int _cub1_cost; /* cost of (cursor_left) */
64 int _cuf1_cost; /* cost of (cursor_right) */
65 int _cud1_cost; /* cost of (cursor_down) */
66 int _cuu1_cost; /* cost of (cursor_up) */
67 int _cub_cost; /* cost of (parm_cursor_left) */
68 int _cuf_cost; /* cost of (parm_cursor_right) */
69 int _cud_cost; /* cost of (parm_cursor_down) */
70 int _cuu_cost; /* cost of (parm_cursor_up) */
71 int _hpa_cost; /* cost of (column_address) */
72 int _vpa_cost; /* cost of (row_address) */
73 /* used in lib_doupdate.c, must be chars */
74 int _ed_cost; /* cost of (clr_eos) */
75 int _el_cost; /* cost of (clr_eol) */
76 int _el1_cost; /* cost of (clr_bol) */
77 int _dch1_cost; /* cost of (delete_character) */
78 int _ich1_cost; /* cost of (insert_character) */
79 int _dch_cost; /* cost of (parm_dch) */
80 int _ich_cost; /* cost of (parm_ich) */
81 int _ech_cost; /* cost of (erase_chars) */
82 int _rep_cost; /* cost of (repeat_char) */
83 int _hpa_ch_cost; /* cost of (column_address) */
84 int _cup_ch_cost; /* cost of (cursor_address) */
85 int _smir_cost; /* cost of (enter_insert_mode) */
86 int _rmir_cost; /* cost of (exit_insert_mode) */
87 int _ip_cost; /* cost of (insert_padding) */
88 /* used in lib_mvcur.c */
89 char * _address_cursor;
90 int _carriage_return_length;
91 int _cursor_home_length;
92 int _cursor_to_ll_length;
94 chtype _xmc_suppress; /* attributes to suppress if xmc */
95 chtype _xmc_triggers; /* attributes to process if xmc */
101 #define DelCharCost(count) \
104 : ((delete_character != 0) \
105 ? (D->_dch1_cost * count) \
108 #define InsCharCost(count) \
111 : ((enter_insert_mode && exit_insert_mode) \
112 ? D->_smir_cost + D->_rmir_cost + (D->_ip_cost * count) \
113 : ((insert_character != 0) \
114 ? (D->_ich1_cost * count) \
118 #define UpdateAttrs(c) if (D->_current_attr != AttrOf(c)) { \
119 attr_t chg = D->_current_attr; \
120 vidattr(AttrOf(c)); \
121 if (magic_cookie_glitch > 0 \
122 && XMC_CHANGES((chg ^ D->_current_attr))) { \
123 T(("%s @%d before glitch %d,%d", \
124 __FILE__, __LINE__, \
127 _nc_do_xmc_glitch(chg); \
131 #define UpdateAttrs(c) if (D->_current_attr != AttrOf(c)) \
135 #define XMC_CHANGES(c) ((c) & D->_xmc_suppress)
137 #endif /* TTY_DISPLAY_H */