release/src/router/libncurses/ncurses/tty/tty_display.h

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  28
  29 #ifndef TTY_DISPLAY_H
  30 #define TTY_DISPLAY_H 1
  31
  32 /*
  33  * $Id: tty_display.h,v 1.6 2005/01/01 23:41:12 tom Exp $
  34  */
  35 extern NCURSES_EXPORT(bool) _nc_tty_beep (void);
  36 extern NCURSES_EXPORT(bool) _nc_tty_check_resize (void);
  37 extern NCURSES_EXPORT(bool) _nc_tty_cursor (int);
  38 extern NCURSES_EXPORT(bool) _nc_tty_flash (void);
  39 extern NCURSES_EXPORT(bool) _nc_tty_init_color (int,int,int,int);
  40 extern NCURSES_EXPORT(bool) _nc_tty_init_pair (int,int,int);
  41 extern NCURSES_EXPORT(bool) _nc_tty_slk_hide (bool);
  42 extern NCURSES_EXPORT(bool) _nc_tty_slk_update (int,const char *);
  43 extern NCURSES_EXPORT(bool) _nc_tty_start_color (void);
  44 extern NCURSES_EXPORT(void) _nc_tty_display_resume (void);
  45 extern NCURSES_EXPORT(void) _nc_tty_display_suspend (void);
  46 extern NCURSES_EXPORT(void) _nc_tty_dispose (void);     /* frees SP->_term */
  47 extern NCURSES_EXPORT(void) _nc_tty_switch_to (void);
  48 extern NCURSES_EXPORT(void) _nc_tty_update (void);
  49
  50 struct tty_display_data {
  51         int             _fifohold;      /* set if breakout marked           */
  52         unsigned long   _current_attr;  /* terminal attribute current set   */
  53         int             _cursrow;       /* physical cursor row (-1=unknown) */
  54         int             _curscol;       /* physical cursor column           */
  55
  56         /* cursor movement costs; units are 10ths of milliseconds */
  57         int             _char_padding;  /* cost of character put            */
  58         int             _cr_cost;       /* cost of (carriage_return)        */
  59         int             _cup_cost;      /* cost of (cursor_address)         */
  60         int             _home_cost;     /* cost of (cursor_home)            */
  61         int             _ll_cost;       /* cost of (cursor_to_ll)           */
  62 #if USE_HARD_TABS
  63         int             _ht_cost;       /* cost of (tab)                    */
  64         int             _cbt_cost;      /* cost of (backtab)                */
  65 #endif /* USE_HARD_TABS */
  66         int             _cub1_cost;     /* cost of (cursor_left)            */
  67         int             _cuf1_cost;     /* cost of (cursor_right)           */
  68         int             _cud1_cost;     /* cost of (cursor_down)            */
  69         int             _cuu1_cost;     /* cost of (cursor_up)              */
  70         int             _cub_cost;      /* cost of (parm_cursor_left)       */
  71         int             _cuf_cost;      /* cost of (parm_cursor_right)      */
  72         int             _cud_cost;      /* cost of (parm_cursor_down)       */
  73         int             _cuu_cost;      /* cost of (parm_cursor_up)         */
  74         int             _hpa_cost;      /* cost of (column_address)         */
  75         int             _vpa_cost;      /* cost of (row_address)            */
  76         /* used in lib_doupdate.c, must be chars */
  77         int             _ed_cost;       /* cost of (clr_eos)                */
  78         int             _el_cost;       /* cost of (clr_eol)                */
  79         int             _el1_cost;      /* cost of (clr_bol)                */
  80         int             _dch1_cost;     /* cost of (delete_character)       */
  81         int             _ich1_cost;     /* cost of (insert_character)       */
  82         int             _dch_cost;      /* cost of (parm_dch)               */
  83         int             _ich_cost;      /* cost of (parm_ich)               */
  84         int             _ech_cost;      /* cost of (erase_chars)            */
  85         int             _rep_cost;      /* cost of (repeat_char)            */
  86         int             _hpa_ch_cost;   /* cost of (column_address)         */
  87         int             _cup_ch_cost;   /* cost of (cursor_address)         */
  88         int             _smir_cost;     /* cost of (enter_insert_mode)      */
  89         int             _rmir_cost;     /* cost of (exit_insert_mode)       */
  90         int             _ip_cost;       /* cost of (insert_padding)         */
  91         /* used in lib_mvcur.c */
  92         char *          _address_cursor;
  93         int             _carriage_return_length;
  94         int             _cursor_home_length;
  95         int             _cursor_to_ll_length;
  96
  97         chtype          _xmc_suppress;  /* attributes to suppress if xmc     */
  98         chtype          _xmc_triggers;  /* attributes to process if xmc      */
  99
 100         bool            _sig_winch;
 101 };
 102
 103
 104 #define DelCharCost(count) \
 105                 ((parm_dch != 0) \
 106                 ? D->_dch_cost \
 107                 : ((delete_character != 0) \
 108                         ? (D->_dch1_cost * count) \
 109                         : INFINITY))
 110
 111 #define InsCharCost(count) \
 112                 ((parm_ich != 0) \
 113                 ? D->_ich_cost \
 114                 : ((enter_insert_mode && exit_insert_mode) \
 115                   ? D->_smir_cost + D->_rmir_cost + (D->_ip_cost * count) \
 116                   : ((insert_character != 0) \
 117                     ? ((D->_ich1_cost + D->_ip_cost) * count) \
 118                     : INFINITY)))
 119
 120 #if USE_XMC_SUPPORT
 121 #define UpdateAttrs(c)  if (!SameAttrOf(D->_current_attr, AttrOf(c))) { \
 122                                 attr_t chg = D->_current_attr; \
 123                                 vidattr(AttrOf(c)); \
 124                                 if (magic_cookie_glitch > 0 \
 125                                  && XMC_CHANGES((chg ^ D->_current_attr))) { \
 126                                         T(("%s @%d before glitch %d,%d", \
 127                                                 __FILE__, __LINE__, \
 128                                                 D->_cursrow, \
 129                                                 D->_curscol)); \
 130                                         _nc_do_xmc_glitch(chg); \
 131                                 } \
 132                         }
 133 #else
 134 #define UpdateAttrs(c)  if (!SameAttrOf(D->_current_attr, AttrOf(c))) \
 135                                 vidattr(AttrOf(c));
 136 #endif
 137
 138 #define XMC_CHANGES(c) ((c) & D->_xmc_suppress)
 139
 140 #endif /* TTY_DISPLAY_H */