mirror of
https://github.com/vim/vim
synced 2025-03-16 06:47:52 +01:00
Problem: 'listchars' "precedes" is not drawn on Tabs. Solution: Only draw 'listchars' "precedes" when not skipping over cells. (zeertzjq) fixes: #5927 closes: #16691 Signed-off-by: zeertzjq <zeertzjq@outlook.com> Signed-off-by: Christian Brabandt <cb@256bit.org>
4401 lines
115 KiB
C
4401 lines
115 KiB
C
/* vi:set ts=8 sts=4 sw=4 noet:
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*
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* VIM - Vi IMproved by Bram Moolenaar
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*
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* Do ":help uganda" in Vim to read copying and usage conditions.
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* Do ":help credits" in Vim to see a list of people who contributed.
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* See README.txt for an overview of the Vim source code.
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*/
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/*
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* drawline.c: Functions for drawing window lines on the screen.
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* This is the middle level, drawscreen.c is the higher level and screen.c the
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* lower level.
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*/
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#include "vim.h"
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#ifdef FEAT_SYN_HL
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/*
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* Advance **color_cols and return TRUE when there are columns to draw.
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*/
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static int
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advance_color_col(int vcol, int **color_cols)
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{
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while (**color_cols >= 0 && vcol > **color_cols)
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++*color_cols;
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return (**color_cols >= 0);
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}
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#endif
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#ifdef FEAT_SYN_HL
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/*
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* Used when 'cursorlineopt' contains "screenline": compute the margins between
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* which the highlighting is used.
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*/
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static void
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margin_columns_win(win_T *wp, int *left_col, int *right_col)
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{
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// cache previous calculations depending on w_virtcol
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static int saved_w_virtcol;
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static win_T *prev_wp;
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static int prev_width1;
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static int prev_width2;
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static int prev_left_col;
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static int prev_right_col;
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int cur_col_off = win_col_off(wp);
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int width1;
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int width2;
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width1 = wp->w_width - cur_col_off;
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width2 = width1 + win_col_off2(wp);
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if (saved_w_virtcol == wp->w_virtcol && prev_wp == wp
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&& prev_width1 == width1 && prev_width2 == width2)
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{
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*right_col = prev_right_col;
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*left_col = prev_left_col;
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return;
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}
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*left_col = 0;
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*right_col = width1;
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if (wp->w_virtcol >= (colnr_T)width1 && width2 > 0)
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*right_col = width1 + ((wp->w_virtcol - width1) / width2 + 1) * width2;
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if (wp->w_virtcol >= (colnr_T)width1 && width2 > 0)
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*left_col = (wp->w_virtcol - width1) / width2 * width2 + width1;
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// cache values
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prev_left_col = *left_col;
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prev_right_col = *right_col;
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prev_wp = wp;
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prev_width1 = width1;
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prev_width2 = width2;
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saved_w_virtcol = wp->w_virtcol;
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}
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#endif
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#if defined(FEAT_SIGNS) || defined(FEAT_QUICKFIX) \
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|| defined(FEAT_SYN_HL) || defined(FEAT_DIFF)
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// using an attribute for the whole line
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# define LINE_ATTR
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#endif
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// structure with variables passed between win_line() and other functions
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typedef struct {
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int draw_state; // what to draw next
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linenr_T lnum; // line number to be drawn
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int startrow; // first row in the window to be drawn
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int row; // row in the window, excl w_winrow
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int screen_row; // row on the screen, incl w_winrow
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long vcol; // virtual column, before wrapping
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int col; // visual column on screen, after wrapping
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#ifdef FEAT_CONCEAL
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int boguscols; // nonexistent columns added to "col" to force
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// wrapping
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int vcol_off_co; // offset for concealed characters
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#endif
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int vcol_off_tp; // offset for virtual text
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#ifdef FEAT_SYN_HL
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int draw_color_col; // highlight colorcolumn
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int *color_cols; // pointer to according columns array
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#endif
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int eol_hl_off; // 1 if highlighted char after EOL
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unsigned off; // offset in ScreenLines/ScreenAttrs
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int win_attr; // background for the whole window, except
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// margins and "~" lines.
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int wcr_attr; // attributes from 'wincolor'
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#ifdef FEAT_SYN_HL
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int cul_attr; // set when 'cursorline' active
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#endif
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#ifdef LINE_ATTR
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int line_attr; // for the whole line, includes 'cursorline'
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#endif
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int screen_line_flags; // flags for screen_line()
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int fromcol; // start of inverting
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int tocol; // end of inverting
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#ifdef FEAT_LINEBREAK
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long vcol_sbr; // virtual column after showbreak
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int need_showbreak; // overlong line, skipping first x chars
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int dont_use_showbreak; // do not use 'showbreak'
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#endif
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#ifdef FEAT_PROP_POPUP
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int text_prop_above_count;
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#endif
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// TRUE when 'cursorlineopt' has "screenline" and cursor is in this line
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int cul_screenline;
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int char_attr; // attributes for the next character
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int n_extra; // number of extra bytes
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char_u *p_extra; // string of extra chars, plus NUL, only used
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// when c_extra and c_final are NUL
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char_u *p_extra_free; // p_extra buffer that needs to be freed
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int extra_attr; // attributes for p_extra, should be combined
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// with win_attr if needed
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int n_attr_skip; // chars to skip before using extra_attr
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int c_extra; // extra chars, all the same
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int c_final; // final char, mandatory if set
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int extra_for_textprop; // n_extra set for textprop
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int start_extra_for_textprop; // extra_for_textprop was just set
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// saved "extra" items for when draw_state becomes WL_LINE (again)
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int saved_n_extra;
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char_u *saved_p_extra;
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char_u *saved_p_extra_free;
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int saved_extra_attr;
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int saved_n_attr_skip;
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int saved_extra_for_textprop;
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int saved_c_extra;
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int saved_c_final;
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int saved_char_attr;
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char_u extra[NUMBUFLEN + MB_MAXBYTES];
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// "%ld " and 'fdc' must fit in here, as well
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// any text sign
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#ifdef FEAT_DIFF
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hlf_T diff_hlf; // type of diff highlighting
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#endif
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int filler_lines; // nr of filler lines to be drawn
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int filler_todo; // nr of filler lines still to do + 1
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#ifdef FEAT_SIGNS
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sign_attrs_T sattr;
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#endif
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#ifdef FEAT_LINEBREAK
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// do consider wrapping in linebreak mode only after encountering
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// a non whitespace char
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int need_lbr;
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#endif
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} winlinevars_T;
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// draw_state values for items that are drawn in sequence:
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#define WL_START 0 // nothing done yet, must be zero
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#define WL_CMDLINE (WL_START + 1) // cmdline window column
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#ifdef FEAT_FOLDING
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# define WL_FOLD (WL_CMDLINE + 1) // 'foldcolumn'
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#else
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# define WL_FOLD WL_CMDLINE
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#endif
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#ifdef FEAT_SIGNS
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# define WL_SIGN (WL_FOLD + 1) // column for signs
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#else
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# define WL_SIGN WL_FOLD // column for signs
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#endif
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#define WL_NR (WL_SIGN + 1) // line number
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#ifdef FEAT_LINEBREAK
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# define WL_BRI (WL_NR + 1) // 'breakindent'
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#else
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# define WL_BRI WL_NR
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#endif
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#if defined(FEAT_LINEBREAK) || defined(FEAT_DIFF)
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# define WL_SBR (WL_BRI + 1) // 'showbreak' or 'diff'
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#else
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# define WL_SBR WL_BRI
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#endif
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#define WL_LINE (WL_SBR + 1) // text in the line
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#if defined(FEAT_SIGNS) || defined(FEAT_FOLDING)
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/*
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* Return TRUE if CursorLineSign highlight is to be used.
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*/
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static int
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use_cursor_line_highlight(win_T *wp, linenr_T lnum)
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{
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return wp->w_p_cul
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&& lnum == wp->w_cursor.lnum
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&& (wp->w_p_culopt_flags & CULOPT_NBR);
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}
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#endif
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#ifdef FEAT_FOLDING
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/*
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* Setup for drawing the 'foldcolumn', if there is one.
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*/
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static void
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handle_foldcolumn(win_T *wp, winlinevars_T *wlv)
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{
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int fdc = compute_foldcolumn(wp, 0);
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if (fdc <= 0)
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return;
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// Allocate a buffer, "wlv->extra[]" may already be in use.
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vim_free(wlv->p_extra_free);
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wlv->p_extra_free = alloc(MAX_MCO * fdc + 1);
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if (wlv->p_extra_free == NULL)
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return;
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wlv->n_extra = (int)fill_foldcolumn(wlv->p_extra_free,
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wp, FALSE, wlv->lnum);
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wlv->p_extra_free[wlv->n_extra] = NUL;
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wlv->p_extra = wlv->p_extra_free;
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wlv->c_extra = NUL;
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wlv->c_final = NUL;
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if (use_cursor_line_highlight(wp, wlv->lnum))
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wlv->char_attr = hl_combine_attr(wlv->wcr_attr, HL_ATTR(HLF_CLF));
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else
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wlv->char_attr = hl_combine_attr(wlv->wcr_attr, HL_ATTR(HLF_FC));
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}
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#endif
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#ifdef FEAT_SIGNS
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/*
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* Get information needed to display the sign in line "wlv->lnum" in window
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* "wp".
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* If "nrcol" is TRUE, the sign is going to be displayed in the number column.
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* Otherwise the sign is going to be displayed in the sign column.
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*/
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static void
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get_sign_display_info(
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int nrcol,
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win_T *wp,
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winlinevars_T *wlv)
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{
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int text_sign;
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# ifdef FEAT_SIGN_ICONS
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int icon_sign;
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# endif
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// Draw two cells with the sign value or blank.
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wlv->c_extra = ' ';
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wlv->c_final = NUL;
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if (nrcol)
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wlv->n_extra = number_width(wp) + 1;
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else
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{
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if (use_cursor_line_highlight(wp, wlv->lnum))
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wlv->char_attr = hl_combine_attr(wlv->wcr_attr, HL_ATTR(HLF_CLS));
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else
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wlv->char_attr = hl_combine_attr(wlv->wcr_attr, HL_ATTR(HLF_SC));
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wlv->n_extra = 2;
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}
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if (wlv->row == wlv->startrow
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#ifdef FEAT_DIFF
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+ wlv->filler_lines && wlv->filler_todo <= 0
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#endif
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)
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{
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text_sign = (wlv->sattr.sat_text != NULL) ? wlv->sattr.sat_typenr : 0;
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# ifdef FEAT_SIGN_ICONS
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icon_sign = (wlv->sattr.sat_icon != NULL) ? wlv->sattr.sat_typenr : 0;
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if (gui.in_use && icon_sign != 0)
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{
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// Use the image in this position.
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if (nrcol)
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{
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wlv->c_extra = NUL;
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wlv->n_extra = vim_snprintf((char *)wlv->extra, sizeof(wlv->extra),
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"%-*c ", number_width(wp), SIGN_BYTE);
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wlv->p_extra = wlv->extra;
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}
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else
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wlv->c_extra = SIGN_BYTE;
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# ifdef FEAT_NETBEANS_INTG
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if (netbeans_active() && (buf_signcount(wp->w_buffer, wlv->lnum)
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> 1))
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{
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if (nrcol)
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{
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wlv->c_extra = NUL;
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wlv->n_extra = vim_snprintf((char *)wlv->extra, sizeof(wlv->extra),
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"%-*c ", number_width(wp), MULTISIGN_BYTE);
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wlv->p_extra = wlv->extra;
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}
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else
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wlv->c_extra = MULTISIGN_BYTE;
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}
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# endif
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wlv->c_final = NUL;
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wlv->char_attr = icon_sign;
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}
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else
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# endif
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if (text_sign != 0)
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{
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wlv->p_extra = wlv->sattr.sat_text;
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if (wlv->p_extra != NULL)
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{
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if (nrcol)
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{
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int width = number_width(wp) - 2;
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vim_memset(wlv->extra, ' ', width);
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wlv->n_extra = width;
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wlv->n_extra += vim_snprintf((char *)wlv->extra + width,
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sizeof(wlv->extra) - width, "%s ", wlv->p_extra);
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wlv->p_extra = wlv->extra;
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}
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else
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wlv->n_extra = (int)STRLEN(wlv->p_extra);
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wlv->c_extra = NUL;
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wlv->c_final = NUL;
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}
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if (use_cursor_line_highlight(wp, wlv->lnum)
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&& wlv->sattr.sat_culhl > 0)
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wlv->char_attr = wlv->sattr.sat_culhl;
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else
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wlv->char_attr = wlv->sattr.sat_texthl;
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}
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}
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}
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#endif
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/*
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* Display the absolute or relative line number. After the first row fill with
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* blanks when the 'n' flag isn't in 'cpo'.
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*/
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static void
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handle_lnum_col(
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win_T *wp,
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winlinevars_T *wlv,
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int sign_present UNUSED,
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int num_attr UNUSED)
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{
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int has_cpo_n = vim_strchr(p_cpo, CPO_NUMCOL) != NULL;
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int lnum_row = wlv->startrow + wlv->filler_lines
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#ifdef FEAT_PROP_POPUP
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+ wlv->text_prop_above_count
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#endif
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;
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if ((wp->w_p_nu || wp->w_p_rnu)
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&& (wlv->row <= lnum_row || !has_cpo_n)
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// there is no line number in a wrapped line when "n" is in
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// 'cpoptions', but 'breakindent' assumes it anyway.
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&& !((has_cpo_n
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#ifdef FEAT_LINEBREAK
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&& !wp->w_p_bri
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#endif
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) && wp->w_skipcol > 0 && wlv->lnum == wp->w_topline))
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{
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#ifdef FEAT_SIGNS
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// If 'signcolumn' is set to 'number' and a sign is present
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// in 'lnum', then display the sign instead of the line
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// number.
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if ((*wp->w_p_scl == 'n' && *(wp->w_p_scl + 1) == 'u') && sign_present)
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get_sign_display_info(TRUE, wp, wlv);
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else
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#endif
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{
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// Draw the line number (empty space after wrapping).
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// When there are text properties above the line put the line number
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// below them.
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if (wlv->row == lnum_row
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&& (wp->w_skipcol == 0 || wlv->row > 0
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|| (wp->w_p_nu && wp->w_p_rnu)))
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{
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long num;
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char *fmt = "%*ld ";
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if (wp->w_p_nu && !wp->w_p_rnu)
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// 'number' + 'norelativenumber'
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num = (long)wlv->lnum;
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else
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{
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// 'relativenumber', don't use negative numbers
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num = labs((long)get_cursor_rel_lnum(wp, wlv->lnum));
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if (num == 0 && wp->w_p_nu && wp->w_p_rnu)
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{
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// 'number' + 'relativenumber'
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num = wlv->lnum;
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fmt = "%-*ld ";
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}
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}
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vim_snprintf((char *)wlv->extra, sizeof(wlv->extra), fmt, number_width(wp), num);
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if (wp->w_skipcol > 0 && wlv->startrow == 0)
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for (wlv->p_extra = wlv->extra; *wlv->p_extra == ' ';
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++wlv->p_extra)
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*wlv->p_extra = '-';
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#ifdef FEAT_RIGHTLEFT
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if (wp->w_p_rl) // reverse line numbers
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{
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char_u *p1, *p2;
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int t;
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// like rl_mirror(), but keep the space at the end
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p2 = skipwhite(wlv->extra);
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p2 = skiptowhite(p2) - 1;
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for (p1 = skipwhite(wlv->extra); p1 < p2; ++p1, --p2)
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{
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t = *p1;
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*p1 = *p2;
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*p2 = t;
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}
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}
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#endif
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wlv->p_extra = wlv->extra;
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wlv->c_extra = NUL;
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wlv->c_final = NUL;
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}
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else
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{
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wlv->c_extra = ' ';
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wlv->c_final = NUL;
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}
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wlv->n_extra = number_width(wp) + 1;
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wlv->char_attr = hl_combine_attr(wlv->wcr_attr, HL_ATTR(HLF_N));
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#ifdef FEAT_SYN_HL
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// When 'cursorline' is set highlight the line number of
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// the current line differently.
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// When 'cursorlineopt' does not have "line" only
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// highlight the line number itself.
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// TODO: Can we use CursorLine instead of CursorLineNr
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// when CursorLineNr isn't set?
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if (wp->w_p_cul
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&& wlv->lnum == wp->w_cursor.lnum
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&& (wp->w_p_culopt_flags & CULOPT_NBR)
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&& (wlv->row == wlv->startrow + wlv->filler_lines
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|| (wlv->row > wlv->startrow + wlv->filler_lines
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&& (wp->w_p_culopt_flags & CULOPT_LINE))))
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wlv->char_attr = hl_combine_attr(wlv->wcr_attr, HL_ATTR(HLF_CLN));
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#endif
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if (wp->w_p_rnu && wlv->lnum < wp->w_cursor.lnum
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&& HL_ATTR(HLF_LNA) != 0)
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// Use LineNrAbove
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wlv->char_attr = hl_combine_attr(wlv->wcr_attr, HL_ATTR(HLF_LNA));
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if (wp->w_p_rnu && wlv->lnum > wp->w_cursor.lnum
|
|
&& HL_ATTR(HLF_LNB) != 0)
|
|
// Use LineNrBelow
|
|
wlv->char_attr = hl_combine_attr(wlv->wcr_attr, HL_ATTR(HLF_LNB));
|
|
}
|
|
#ifdef FEAT_SIGNS
|
|
if (num_attr)
|
|
wlv->char_attr = num_attr;
|
|
#endif
|
|
}
|
|
}
|
|
|
|
#ifdef FEAT_LINEBREAK
|
|
static void
|
|
handle_breakindent(win_T *wp, winlinevars_T *wlv)
|
|
{
|
|
if (wp->w_briopt_sbr && wlv->draw_state == WL_BRI - 1
|
|
&& *get_showbreak_value(wp) != NUL)
|
|
// draw indent after showbreak value
|
|
wlv->draw_state = WL_BRI;
|
|
else if (wp->w_briopt_sbr && wlv->draw_state == WL_SBR)
|
|
// After the showbreak, draw the breakindent
|
|
wlv->draw_state = WL_BRI - 1;
|
|
|
|
// draw 'breakindent': indent wrapped text accordingly
|
|
if (wlv->draw_state == WL_BRI - 1)
|
|
{
|
|
wlv->draw_state = WL_BRI;
|
|
// if wlv->need_showbreak is set, breakindent also applies
|
|
if (wp->w_p_bri && (wlv->row > wlv->startrow
|
|
# ifdef FEAT_DIFF
|
|
+ wlv->filler_lines
|
|
# endif
|
|
|| wlv->need_showbreak)
|
|
# ifdef FEAT_PROP_POPUP
|
|
&& !wlv->dont_use_showbreak
|
|
# endif
|
|
)
|
|
{
|
|
wlv->char_attr = 0;
|
|
# ifdef FEAT_DIFF
|
|
if (wlv->diff_hlf != (hlf_T)0)
|
|
wlv->char_attr = HL_ATTR(wlv->diff_hlf);
|
|
# endif
|
|
wlv->p_extra = NULL;
|
|
wlv->c_extra = ' ';
|
|
wlv->c_final = NUL;
|
|
wlv->n_extra = get_breakindent_win(wp,
|
|
ml_get_buf(wp->w_buffer, wlv->lnum, FALSE));
|
|
if (wlv->row == wlv->startrow)
|
|
{
|
|
wlv->n_extra -= win_col_off2(wp);
|
|
if (wlv->n_extra < 0)
|
|
wlv->n_extra = 0;
|
|
}
|
|
|
|
// Correct start of highlighted area for 'breakindent',
|
|
if (wlv->fromcol >= wlv->vcol
|
|
&& wlv->fromcol < wlv->vcol + wlv->n_extra)
|
|
wlv->fromcol = wlv->vcol + wlv->n_extra;
|
|
|
|
// Correct end of highlighted area for 'breakindent',
|
|
// required when 'linebreak' is also set.
|
|
if (wlv->tocol == wlv->vcol)
|
|
wlv->tocol += wlv->n_extra;
|
|
}
|
|
|
|
if (wp->w_skipcol > 0 && wlv->startrow == 0 && wp->w_p_wrap
|
|
&& wp->w_briopt_sbr)
|
|
wlv->need_showbreak = FALSE;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
#if defined(FEAT_LINEBREAK) || defined(FEAT_DIFF)
|
|
static void
|
|
handle_showbreak_and_filler(win_T *wp, winlinevars_T *wlv)
|
|
{
|
|
# ifdef FEAT_DIFF
|
|
if (wlv->filler_todo > 0)
|
|
{
|
|
// Draw "deleted" diff line(s).
|
|
if (char2cells(wp->w_fill_chars.diff) > 1)
|
|
{
|
|
wlv->c_extra = '-';
|
|
wlv->c_final = NUL;
|
|
}
|
|
else
|
|
{
|
|
wlv->c_extra = wp->w_fill_chars.diff;
|
|
wlv->c_final = NUL;
|
|
}
|
|
# ifdef FEAT_RIGHTLEFT
|
|
if (wp->w_p_rl)
|
|
wlv->n_extra = wlv->col + 1;
|
|
else
|
|
# endif
|
|
wlv->n_extra = wp->w_width - wlv->col;
|
|
wlv->char_attr = HL_ATTR(HLF_DED);
|
|
}
|
|
# endif
|
|
|
|
# ifdef FEAT_LINEBREAK
|
|
char_u *sbr = get_showbreak_value(wp);
|
|
if (*sbr != NUL && wlv->need_showbreak)
|
|
{
|
|
// Draw 'showbreak' at the start of each broken line.
|
|
wlv->p_extra = sbr;
|
|
wlv->c_extra = NUL;
|
|
wlv->c_final = NUL;
|
|
wlv->n_extra = (int)STRLEN(sbr);
|
|
wlv->vcol_sbr = wlv->vcol + MB_CHARLEN(sbr);
|
|
|
|
// Correct start of highlighted area for 'showbreak'.
|
|
if (wlv->fromcol >= wlv->vcol && wlv->fromcol < wlv->vcol_sbr)
|
|
wlv->fromcol = wlv->vcol_sbr;
|
|
|
|
// Correct end of highlighted area for 'showbreak',
|
|
// required when 'linebreak' is also set.
|
|
if (wlv->tocol == wlv->vcol)
|
|
wlv->tocol = wlv->vcol_sbr;
|
|
// combine 'showbreak' with 'wincolor'
|
|
wlv->char_attr = hl_combine_attr(wlv->win_attr, HL_ATTR(HLF_AT));
|
|
# ifdef FEAT_SYN_HL
|
|
// combine 'showbreak' with 'cursorline'
|
|
if (wlv->cul_attr != 0)
|
|
wlv->char_attr = hl_combine_attr(wlv->char_attr, wlv->cul_attr);
|
|
# endif
|
|
}
|
|
|
|
if (wp->w_skipcol == 0 || wlv->startrow > 0 || !wp->w_p_wrap
|
|
|| !wp->w_briopt_sbr)
|
|
wlv->need_showbreak = FALSE;
|
|
# endif
|
|
}
|
|
#endif
|
|
|
|
#if defined(FEAT_PROP_POPUP) || defined(PROTO)
|
|
/*
|
|
* Return the cell size of virtual text after truncation.
|
|
*/
|
|
static int
|
|
textprop_size_after_trunc(
|
|
win_T *wp,
|
|
int flags, // TP_FLAG_ALIGN_*
|
|
int added,
|
|
int padding,
|
|
char_u *text,
|
|
int *n_used_ptr)
|
|
{
|
|
int space = (flags & (TP_FLAG_ALIGN_BELOW | TP_FLAG_ALIGN_ABOVE))
|
|
? wp->w_width - win_col_off(wp) : added;
|
|
int strsize = 0;
|
|
char_u *p;
|
|
|
|
// if the remaining size is too small and 'wrap' is set we wrap anyway and
|
|
// use the next line
|
|
if (space < PROP_TEXT_MIN_CELLS && wp->w_p_wrap)
|
|
space += wp->w_width;
|
|
if (flags & (TP_FLAG_ALIGN_BELOW | TP_FLAG_ALIGN_ABOVE))
|
|
space -= padding;
|
|
|
|
for (p = text; *p != NUL; p += (*mb_ptr2len)(p))
|
|
{
|
|
int clen = ptr2cells(p);
|
|
|
|
if (strsize + clen > space)
|
|
break;
|
|
strsize += clen;
|
|
}
|
|
*n_used_ptr = (int)(p - text);
|
|
|
|
return strsize;
|
|
}
|
|
|
|
/*
|
|
* Take care of padding, right-align and truncation of virtual text after a
|
|
* line.
|
|
* if "n_attr" is not NULL then "n_extra" and "p_extra" are adjusted for any
|
|
* padding, right-align and truncation. Otherwise only the size is computed.
|
|
* When "n_attr" is NULL returns the number of screen cells used.
|
|
* Otherwise returns TRUE when drawing continues on the next line.
|
|
*/
|
|
int
|
|
text_prop_position(
|
|
win_T *wp,
|
|
textprop_T *tp,
|
|
int vcol, // current text column
|
|
int scr_col, // current screen column
|
|
int *n_extra, // nr of bytes for virtual text
|
|
char_u **p_extra, // virtual text
|
|
int *n_attr, // attribute cells, NULL if not used
|
|
int *n_attr_skip, // cells to skip attr, NULL if not used
|
|
int do_skip) // skip_cells is not zero
|
|
{
|
|
int right = (tp->tp_flags & TP_FLAG_ALIGN_RIGHT);
|
|
int above = (tp->tp_flags & TP_FLAG_ALIGN_ABOVE);
|
|
int below = (tp->tp_flags & TP_FLAG_ALIGN_BELOW);
|
|
int wrap = tp->tp_col < MAXCOL || (tp->tp_flags & TP_FLAG_WRAP);
|
|
int padding = tp->tp_col == MAXCOL && tp->tp_len > 1
|
|
? tp->tp_len - 1 : 0;
|
|
int col_with_padding = scr_col + (below ? 0 : padding);
|
|
int room = wp->w_width - col_with_padding;
|
|
int before = room; // spaces before the text
|
|
int after = 0; // spaces after the text
|
|
int n_used = *n_extra;
|
|
char_u *l = NULL;
|
|
int strsize = vim_strsize(*p_extra);
|
|
int cells = wrap ? strsize : textprop_size_after_trunc(wp,
|
|
tp->tp_flags, before, padding, *p_extra, &n_used);
|
|
|
|
if (wrap || right || above || below || padding > 0 || n_used < *n_extra)
|
|
{
|
|
int col_off = win_col_off(wp) - win_col_off2(wp);
|
|
|
|
if (above)
|
|
{
|
|
before = 0;
|
|
after = wp->w_width - cells - win_col_off(wp) - padding;
|
|
if (after < 0)
|
|
{
|
|
// text "above" has too much padding to fit
|
|
padding += after;
|
|
after = 0;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Right-align: fill with before
|
|
if (right)
|
|
before -= cells;
|
|
|
|
// Below-align: empty line add one character
|
|
if (below && vcol == 0 && col_with_padding == col_off
|
|
&& wp->w_width - col_off == before)
|
|
col_with_padding += 1;
|
|
|
|
if (before < 0
|
|
|| !(right || below)
|
|
|| (below ? (col_with_padding <= col_off || !wp->w_p_wrap)
|
|
: (n_used < *n_extra)))
|
|
{
|
|
if (right && (wrap
|
|
|| (room < PROP_TEXT_MIN_CELLS && wp->w_p_wrap)))
|
|
{
|
|
// right-align on next line instead of wrapping if possible
|
|
before = wp->w_width - col_off - strsize + room;
|
|
if (before < 0)
|
|
before = 0;
|
|
else
|
|
n_used = *n_extra;
|
|
}
|
|
else if (below && before > vcol && do_skip)
|
|
before -= vcol;
|
|
else
|
|
before = 0;
|
|
}
|
|
}
|
|
|
|
// With 'nowrap' add one to show the "extends" character if needed (it
|
|
// doesn't show if the text just fits).
|
|
if (!wp->w_p_wrap
|
|
&& n_used < *n_extra
|
|
&& wp->w_lcs_chars.ext != NUL
|
|
&& wp->w_p_list)
|
|
++n_used;
|
|
|
|
// add 1 for NUL, 2 for when '…' is used
|
|
if (n_attr != NULL)
|
|
l = alloc(n_used + before + after + (padding > 0 ? padding : 0) + 3);
|
|
if (n_attr == NULL || l != NULL)
|
|
{
|
|
int off = 0;
|
|
|
|
if (n_attr != NULL)
|
|
{
|
|
vim_memset(l, ' ', before);
|
|
off += before;
|
|
if (padding > 0)
|
|
{
|
|
vim_memset(l + off, ' ', padding);
|
|
off += padding;
|
|
}
|
|
vim_strncpy(l + off, *p_extra, n_used);
|
|
off += n_used;
|
|
}
|
|
else
|
|
{
|
|
off = before + after + padding + n_used;
|
|
cells += before + after + padding;
|
|
}
|
|
if (n_attr != NULL)
|
|
{
|
|
if (n_used < *n_extra && wp->w_p_wrap)
|
|
{
|
|
char_u *lp = l + off - 1;
|
|
|
|
if (has_mbyte)
|
|
{
|
|
char_u buf[MB_MAXBYTES + 1];
|
|
char_u *cp = buf;
|
|
|
|
// change the last character to '…', converted to the
|
|
// current 'encoding'
|
|
STRCPY(buf, "…");
|
|
if (!enc_utf8)
|
|
{
|
|
vimconv_T vc;
|
|
|
|
vc.vc_type = CONV_NONE;
|
|
convert_setup(&vc, (char_u *)"utf-8", p_enc);
|
|
if (vc.vc_type != CONV_NONE)
|
|
{
|
|
cp = string_convert(&vc, buf, NULL);
|
|
if (cp == NULL)
|
|
{
|
|
// when conversion fails use '>'
|
|
cp = buf;
|
|
STRCPY(buf, ">");
|
|
}
|
|
convert_setup(&vc, NULL, NULL);
|
|
}
|
|
}
|
|
|
|
lp -= (*mb_ptr2cells)(cp) - 1;
|
|
lp -= (*mb_head_off)(l, lp);
|
|
STRCPY(lp, cp);
|
|
n_used = lp - l + 3 - before - padding;
|
|
if (cp != buf)
|
|
vim_free(cp);
|
|
}
|
|
else
|
|
// change last character to '>'
|
|
*lp = '>';
|
|
}
|
|
else if (after > 0)
|
|
{
|
|
vim_memset(l + off, ' ', after);
|
|
l[off + after] = NUL;
|
|
}
|
|
|
|
*p_extra = l;
|
|
*n_extra = n_used + before + after + padding;
|
|
*n_attr = mb_charlen(*p_extra);
|
|
// n_attr_skip will not be decremented before draw_state is
|
|
// WL_LINE
|
|
*n_attr_skip = before + (padding > 0 ? padding : 0);
|
|
*n_attr -= *n_attr_skip;
|
|
if (above)
|
|
*n_attr -= after;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (n_attr == NULL)
|
|
return cells;
|
|
return (below && col_with_padding > win_col_off(wp) && !wp->w_p_wrap);
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Call screen_line() using values from "wlv".
|
|
* Also takes care of putting "<<<" on the first line for 'smoothscroll'
|
|
* when 'showbreak' is not set.
|
|
* When "clear_end" is TRUE clear until the end of the screen line.
|
|
*/
|
|
static void
|
|
wlv_screen_line(win_T *wp, winlinevars_T *wlv, int clear_end)
|
|
{
|
|
if (wlv->row == 0 && wp->w_skipcol > 0
|
|
#if defined(FEAT_LINEBREAK)
|
|
// do not overwrite the 'showbreak' text with "<<<"
|
|
&& *get_showbreak_value(wp) == NUL
|
|
#endif
|
|
// do not overwrite the 'listchars' "precedes" text with "<<<"
|
|
&& !(wp->w_p_list && wp->w_lcs_chars.prec != 0))
|
|
{
|
|
int off = (int)(current_ScreenLine - ScreenLines);
|
|
int max_off = off + screen_Columns;
|
|
int skip = 0;
|
|
|
|
if (wp->w_p_nu && wp->w_p_rnu)
|
|
// Do not overwrite the line number, change "123 text" to
|
|
// "123<<<xt".
|
|
while (skip < wp->w_width && VIM_ISDIGIT(ScreenLines[off]))
|
|
{
|
|
++off;
|
|
++skip;
|
|
}
|
|
|
|
for (int i = 0; i < 3 && i + skip < wp->w_width; ++i)
|
|
{
|
|
if ((*mb_off2cells)(off, max_off) > 1)
|
|
// When the first half of a double-width character is
|
|
// overwritten, change the second half to a space.
|
|
ScreenLines[off + 1] = ' ';
|
|
ScreenLines[off] = '<';
|
|
if (enc_utf8)
|
|
ScreenLinesUC[off] = 0;
|
|
ScreenAttrs[off] = HL_ATTR(HLF_AT);
|
|
++off;
|
|
}
|
|
}
|
|
|
|
screen_line(wp, wlv->screen_row, wp->w_wincol, wlv->col,
|
|
clear_end ? wp->w_width : -wp->w_width,
|
|
wlv->vcol - 1, wlv->screen_line_flags);
|
|
}
|
|
|
|
/*
|
|
* Called when finished with the line: draw the screen line and handle any
|
|
* highlighting until the right of the window.
|
|
*/
|
|
static void
|
|
draw_screen_line(win_T *wp, winlinevars_T *wlv)
|
|
{
|
|
#ifdef FEAT_SYN_HL
|
|
long v;
|
|
int wcol;
|
|
|
|
// Highlight 'cursorcolumn' & 'colorcolumn' past end of the line.
|
|
if (wp->w_p_wrap)
|
|
v = wlv->startrow == 0 ? wp->w_skipcol : 0;
|
|
else
|
|
v = wp->w_leftcol;
|
|
|
|
wcol =
|
|
# ifdef FEAT_RIGHTLEFT
|
|
wp->w_p_rl ? wp->w_width - wlv->col - 1 :
|
|
# endif
|
|
wlv->col;
|
|
// check if line ends before left margin
|
|
if (wlv->vcol < v + wcol - win_col_off(wp))
|
|
wlv->vcol = v + wcol - win_col_off(wp);
|
|
# ifdef FEAT_CONCEAL
|
|
// Get rid of the boguscols now, we want to draw until the right
|
|
// edge for 'cursorcolumn'.
|
|
wlv->col -= wlv->boguscols;
|
|
wlv->boguscols = 0;
|
|
# define VCOL_HLC (wlv->vcol - wlv->vcol_off_co - wlv->vcol_off_tp)
|
|
# else
|
|
# define VCOL_HLC (wlv->vcol - wlv->vcol_off_tp)
|
|
# endif
|
|
|
|
if (wlv->draw_color_col)
|
|
wlv->draw_color_col = advance_color_col(VCOL_HLC, &wlv->color_cols);
|
|
|
|
if (((wp->w_p_cuc
|
|
&& (int)wp->w_virtcol >= VCOL_HLC - wlv->eol_hl_off
|
|
&& (int)wp->w_virtcol <
|
|
(long)wp->w_width * (wlv->row - wlv->startrow + 1) + v
|
|
&& wlv->lnum != wp->w_cursor.lnum)
|
|
|| wlv->draw_color_col
|
|
# ifdef LINE_ATTR
|
|
|| wlv->line_attr != 0
|
|
# endif
|
|
|| wlv->win_attr != 0))
|
|
{
|
|
int rightmost_vcol = 0;
|
|
int i;
|
|
|
|
if (wp->w_p_cuc)
|
|
rightmost_vcol = wp->w_virtcol;
|
|
if (wlv->draw_color_col)
|
|
// determine rightmost colorcolumn to possibly draw
|
|
for (i = 0; wlv->color_cols[i] >= 0; ++i)
|
|
if (rightmost_vcol < wlv->color_cols[i])
|
|
rightmost_vcol = wlv->color_cols[i];
|
|
|
|
while (
|
|
# ifdef FEAT_RIGHTLEFT
|
|
wp->w_p_rl ? (wlv->col >= 0) :
|
|
# endif
|
|
(wlv->col < wp->w_width))
|
|
{
|
|
ScreenLines[wlv->off] = ' ';
|
|
if (enc_utf8)
|
|
ScreenLinesUC[wlv->off] = 0;
|
|
|
|
if (wlv->draw_color_col)
|
|
wlv->draw_color_col = advance_color_col(
|
|
VCOL_HLC, &wlv->color_cols);
|
|
|
|
int attr = wlv->win_attr;
|
|
# ifdef LINE_ATTR
|
|
if (wlv->line_attr != 0)
|
|
attr = hl_combine_attr(attr, wlv->line_attr);
|
|
# endif
|
|
if (wp->w_p_cuc && VCOL_HLC == (long)wp->w_virtcol
|
|
&& wlv->lnum != wp->w_cursor.lnum)
|
|
attr = hl_combine_attr(attr, HL_ATTR(HLF_CUC));
|
|
else if (wlv->draw_color_col && VCOL_HLC == *wlv->color_cols)
|
|
attr = hl_combine_attr(attr, HL_ATTR(HLF_MC));
|
|
ScreenAttrs[wlv->off] = attr;
|
|
ScreenCols[wlv->off] = wlv->vcol;
|
|
# ifdef FEAT_RIGHTLEFT
|
|
if (wp->w_p_rl)
|
|
{
|
|
--wlv->off;
|
|
--wlv->col;
|
|
}
|
|
else
|
|
# endif
|
|
{
|
|
++wlv->off;
|
|
++wlv->col;
|
|
}
|
|
++wlv->vcol;
|
|
|
|
if (VCOL_HLC > rightmost_vcol
|
|
# ifdef LINE_ATTR
|
|
&& wlv->line_attr == 0
|
|
# endif
|
|
&& wlv->win_attr == 0)
|
|
break;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// Set increasing virtual columns in ScreenCols[] to set correct curswant
|
|
// (or "coladd" for 'virtualedit') when clicking after end of line.
|
|
wlv->screen_line_flags |= SLF_INC_VCOL;
|
|
wlv_screen_line(wp, wlv, TRUE);
|
|
wlv->screen_line_flags &= ~SLF_INC_VCOL;
|
|
++wlv->row;
|
|
++wlv->screen_row;
|
|
}
|
|
#undef VCOL_HLC
|
|
|
|
/*
|
|
* Start a screen line at column zero.
|
|
* When "save_extra" is TRUE save and reset n_extra, p_extra, etc.
|
|
*/
|
|
static void
|
|
win_line_start(win_T *wp UNUSED, winlinevars_T *wlv, int save_extra)
|
|
{
|
|
wlv->col = 0;
|
|
wlv->off = (unsigned)(current_ScreenLine - ScreenLines);
|
|
#ifdef FEAT_LINEBREAK
|
|
wlv->need_lbr = FALSE;
|
|
#endif
|
|
|
|
#ifdef FEAT_RIGHTLEFT
|
|
if (wp->w_p_rl)
|
|
{
|
|
// Rightleft window: process the text in the normal direction, but put
|
|
// it in current_ScreenLine[] from right to left. Start at the
|
|
// rightmost column of the window.
|
|
wlv->col = wp->w_width - 1;
|
|
wlv->off += wlv->col;
|
|
wlv->screen_line_flags |= SLF_RIGHTLEFT;
|
|
}
|
|
#endif
|
|
if (save_extra)
|
|
{
|
|
// reset the drawing state for the start of a wrapped line
|
|
wlv->draw_state = WL_START;
|
|
wlv->saved_n_extra = wlv->n_extra;
|
|
wlv->saved_p_extra = wlv->p_extra;
|
|
vim_free(wlv->saved_p_extra_free);
|
|
wlv->saved_p_extra_free = wlv->p_extra_free;
|
|
wlv->p_extra_free = NULL;
|
|
wlv->saved_extra_attr = wlv->extra_attr;
|
|
wlv->saved_n_attr_skip = wlv->n_attr_skip;
|
|
wlv->saved_extra_for_textprop = wlv->extra_for_textprop;
|
|
wlv->saved_c_extra = wlv->c_extra;
|
|
wlv->saved_c_final = wlv->c_final;
|
|
#ifdef FEAT_LINEBREAK
|
|
wlv->need_lbr = TRUE;
|
|
#endif
|
|
#ifdef FEAT_SYN_HL
|
|
if (!(wlv->cul_screenline
|
|
# ifdef FEAT_DIFF
|
|
&& wlv->diff_hlf == (hlf_T)0
|
|
# endif
|
|
))
|
|
wlv->saved_char_attr = wlv->char_attr;
|
|
else
|
|
#endif
|
|
wlv->saved_char_attr = 0;
|
|
|
|
// these are not used until restored in win_line_continue()
|
|
wlv->n_extra = 0;
|
|
wlv->n_attr_skip = 0;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Called when wlv->draw_state is set to WL_LINE.
|
|
*/
|
|
static void
|
|
win_line_continue(winlinevars_T *wlv)
|
|
{
|
|
if (wlv->saved_n_extra > 0)
|
|
{
|
|
// Continue item from end of wrapped line.
|
|
wlv->n_extra = wlv->saved_n_extra;
|
|
wlv->saved_n_extra = 0;
|
|
wlv->c_extra = wlv->saved_c_extra;
|
|
wlv->c_final = wlv->saved_c_final;
|
|
wlv->p_extra = wlv->saved_p_extra;
|
|
vim_free(wlv->p_extra_free);
|
|
wlv->p_extra_free = wlv->saved_p_extra_free;
|
|
wlv->saved_p_extra_free = NULL;
|
|
wlv->extra_attr = wlv->saved_extra_attr;
|
|
wlv->n_attr_skip = wlv->saved_n_attr_skip;
|
|
wlv->extra_for_textprop = wlv->saved_extra_for_textprop;
|
|
wlv->char_attr = wlv->saved_char_attr;
|
|
}
|
|
else
|
|
wlv->char_attr = wlv->win_attr;
|
|
}
|
|
|
|
#ifdef FEAT_SYN_HL
|
|
static void
|
|
apply_cursorline_highlight(
|
|
winlinevars_T *wlv,
|
|
int sign_present UNUSED)
|
|
{
|
|
wlv->cul_attr = HL_ATTR(HLF_CUL);
|
|
# ifdef FEAT_SIGNS
|
|
// Combine the 'cursorline' and sign highlighting, depending on
|
|
// the sign priority.
|
|
if (sign_present && wlv->sattr.sat_linehl > 0)
|
|
{
|
|
if (wlv->sattr.sat_priority >= 100)
|
|
wlv->line_attr = hl_combine_attr(wlv->cul_attr, wlv->line_attr);
|
|
else
|
|
wlv->line_attr = hl_combine_attr(wlv->line_attr, wlv->cul_attr);
|
|
}
|
|
else
|
|
# endif
|
|
# if defined(FEAT_QUICKFIX)
|
|
// let the line attribute overrule 'cursorline', otherwise
|
|
// it disappears when both have background set;
|
|
// 'cursorline' can use underline or bold to make it show
|
|
wlv->line_attr = hl_combine_attr(wlv->cul_attr, wlv->line_attr);
|
|
# else
|
|
wlv->line_attr = wlv->cul_attr;
|
|
# endif
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Display line "lnum" of window "wp" on the screen.
|
|
* Start at row "startrow", stop when "endrow" is reached.
|
|
* When only updating the number column, "number_only" is set to the height of
|
|
* the line, otherwise it is set to 0.
|
|
* "spv" is used to store information for spell checking, kept between
|
|
* sequential calls for the same window.
|
|
* wp->w_virtcol needs to be valid.
|
|
*
|
|
* Return the number of last row the line occupies.
|
|
*/
|
|
int
|
|
win_line(
|
|
win_T *wp,
|
|
linenr_T lnum,
|
|
int startrow,
|
|
int endrow,
|
|
int number_only,
|
|
spellvars_T *spv UNUSED)
|
|
{
|
|
winlinevars_T wlv; // variables passed between functions
|
|
|
|
int c = 0; // init for GCC
|
|
long vcol_prev = -1; // "wlv.vcol" of previous character
|
|
char_u *line; // current line
|
|
char_u *ptr; // current position in "line"
|
|
int in_curline = wp == curwin && lnum == curwin->w_cursor.lnum;
|
|
|
|
#ifdef FEAT_PROP_POPUP
|
|
char_u *p_extra_free2 = NULL; // another p_extra to be freed
|
|
#endif
|
|
#if defined(FEAT_LINEBREAK) && defined(FEAT_PROP_POPUP)
|
|
int in_linebreak = FALSE; // n_extra set for showing linebreak
|
|
#endif
|
|
int lcs_eol_one = wp->w_lcs_chars.eol; // eol until it's been used
|
|
int lcs_prec_todo = wp->w_lcs_chars.prec;
|
|
// prec until it's been used
|
|
|
|
int n_attr = 0; // chars with special attr
|
|
int saved_attr2 = 0; // char_attr saved for n_attr
|
|
int n_attr3 = 0; // chars with overruling special attr
|
|
int saved_attr3 = 0; // char_attr saved for n_attr3
|
|
|
|
int skip_cells = 0; // nr of cells to skip for w_leftcol or
|
|
// w_skipcol or concealing
|
|
int skipped_cells = 0; // nr of skipped cells for virtual text
|
|
// to be added to wlv.vcol later
|
|
int fromcol_prev = -2; // start of inverting after cursor
|
|
int noinvcur = FALSE; // don't invert the cursor
|
|
int lnum_in_visual_area = FALSE;
|
|
pos_T pos;
|
|
long v;
|
|
|
|
int attr_pri = FALSE; // char_attr has priority
|
|
int area_highlighting = FALSE; // Visual or incsearch highlighting
|
|
// in this line
|
|
int vi_attr = 0; // attributes for Visual and incsearch
|
|
// highlighting
|
|
int area_attr = 0; // attributes desired by highlighting
|
|
int search_attr = 0; // attributes desired by 'hlsearch' or
|
|
// ComplMatchIns
|
|
#ifdef FEAT_SYN_HL
|
|
int vcol_save_attr = 0; // saved attr for 'cursorcolumn'
|
|
int syntax_attr = 0; // attributes desired by syntax
|
|
int prev_syntax_col = -1; // column of prev_syntax_attr
|
|
int prev_syntax_attr = 0; // syntax_attr at prev_syntax_col
|
|
int has_syntax = FALSE; // this buffer has syntax highl.
|
|
int save_did_emsg;
|
|
#endif
|
|
#ifdef FEAT_PROP_POPUP
|
|
int did_line = FALSE; // set to TRUE when line text done
|
|
int text_prop_count;
|
|
int last_textprop_text_idx = -1;
|
|
int text_prop_next = 0; // next text property to use
|
|
textprop_T *text_props = NULL;
|
|
int *text_prop_idxs = NULL;
|
|
int text_props_active = 0;
|
|
proptype_T *text_prop_type = NULL;
|
|
int text_prop_attr = 0;
|
|
int text_prop_attr_comb = 0; // text_prop_attr combined with
|
|
// syntax_attr
|
|
int text_prop_id = 0; // active property ID
|
|
int text_prop_flags = 0;
|
|
int text_prop_above = FALSE; // first doing virtual text above
|
|
int text_prop_follows = FALSE; // another text prop to display
|
|
int saved_search_attr = 0; // search_attr to be used when n_extra
|
|
// goes to zero
|
|
int saved_area_attr = 0; // idem for area_attr
|
|
int reset_extra_attr = FALSE;
|
|
#endif
|
|
#ifdef FEAT_SPELL
|
|
int can_spell = FALSE;
|
|
# define SPWORDLEN 150
|
|
char_u nextline[SPWORDLEN * 2];// text with start of the next line
|
|
int nextlinecol = 0; // column where nextline[] starts
|
|
int nextline_idx = 0; // index in nextline[] where next line
|
|
// starts
|
|
int spell_attr = 0; // attributes desired by spelling
|
|
int word_end = 0; // last byte with same spell_attr
|
|
int cur_checked_col = 0; // checked column for current line
|
|
#endif
|
|
int extra_check = FALSE; // has extra highlighting
|
|
int multi_attr = 0; // attributes desired by multibyte
|
|
int mb_l = 1; // multi-byte byte length
|
|
int mb_c = 0; // decoded multi-byte character
|
|
int mb_utf8 = FALSE; // screen char is UTF-8 char
|
|
int u8cc[MAX_MCO]; // composing UTF-8 chars
|
|
#ifdef FEAT_DIFF
|
|
int change_start = MAXCOL; // first col of changed area
|
|
int change_end = -1; // last col of changed area
|
|
#endif
|
|
colnr_T trailcol = MAXCOL; // start of trailing spaces
|
|
colnr_T leadcol = 0; // start of leading spaces
|
|
int in_multispace = FALSE; // in multiple consecutive spaces
|
|
int multispace_pos = 0; // position in lcs-multispace string
|
|
#ifdef LINE_ATTR
|
|
int line_attr_save = 0;
|
|
#endif
|
|
int sign_present = FALSE;
|
|
int num_attr = 0; // attribute for the number column
|
|
#ifdef FEAT_ARABIC
|
|
int prev_c = 0; // previous Arabic character
|
|
int prev_c1 = 0; // first composing char for prev_c
|
|
#endif
|
|
#if defined(LINE_ATTR)
|
|
int did_line_attr = 0;
|
|
#endif
|
|
#ifdef FEAT_TERMINAL
|
|
int get_term_attr = FALSE;
|
|
#endif
|
|
|
|
#if defined(FEAT_SYN_HL) || defined(FEAT_DIFF)
|
|
// margin columns for the screen line, needed for when 'cursorlineopt'
|
|
// contains "screenline"
|
|
int left_curline_col = 0;
|
|
int right_curline_col = 0;
|
|
#endif
|
|
|
|
#if defined(FEAT_XIM) && defined(FEAT_GUI_GTK)
|
|
int feedback_col = 0;
|
|
int feedback_old_attr = -1;
|
|
#endif
|
|
|
|
#if defined(FEAT_CONCEAL) || defined(FEAT_SEARCH_EXTRA)
|
|
int match_conc = 0; // cchar for match functions
|
|
#endif
|
|
#if defined(FEAT_CONCEAL) || defined(FEAT_SEARCH_EXTRA) || defined(FEAT_LINEBREAK)
|
|
int on_last_col = FALSE;
|
|
#endif
|
|
#ifdef FEAT_CONCEAL
|
|
int syntax_flags = 0;
|
|
int syntax_seqnr = 0;
|
|
int prev_syntax_id = 0;
|
|
int conceal_attr = HL_ATTR(HLF_CONCEAL);
|
|
int is_concealing = FALSE;
|
|
int did_wcol = FALSE;
|
|
int old_boguscols = 0;
|
|
# define VCOL_HLC (wlv.vcol - wlv.vcol_off_co - wlv.vcol_off_tp)
|
|
# define FIX_FOR_BOGUSCOLS \
|
|
{ \
|
|
wlv.n_extra += wlv.vcol_off_co; \
|
|
wlv.vcol -= wlv.vcol_off_co; \
|
|
wlv.vcol_off_co = 0; \
|
|
wlv.col -= wlv.boguscols; \
|
|
old_boguscols = wlv.boguscols; \
|
|
wlv.boguscols = 0; \
|
|
}
|
|
#else
|
|
# define VCOL_HLC (wlv.vcol - wlv.vcol_off_tp)
|
|
#endif
|
|
|
|
if (startrow > endrow) // past the end already!
|
|
return startrow;
|
|
|
|
CLEAR_FIELD(wlv);
|
|
|
|
wlv.lnum = lnum;
|
|
wlv.startrow = startrow;
|
|
wlv.row = startrow;
|
|
wlv.screen_row = wlv.row + W_WINROW(wp);
|
|
wlv.fromcol = -10;
|
|
wlv.tocol = MAXCOL;
|
|
#ifdef FEAT_LINEBREAK
|
|
wlv.vcol_sbr = -1;
|
|
#endif
|
|
|
|
if (number_only == 0)
|
|
{
|
|
// To speed up the loop below, set extra_check when there is linebreak,
|
|
// trailing white space and/or syntax processing to be done.
|
|
#ifdef FEAT_LINEBREAK
|
|
extra_check = wp->w_p_lbr;
|
|
#endif
|
|
#ifdef FEAT_SYN_HL
|
|
if (syntax_present(wp) && !wp->w_s->b_syn_error
|
|
# ifdef SYN_TIME_LIMIT
|
|
&& !wp->w_s->b_syn_slow
|
|
# endif
|
|
)
|
|
{
|
|
// Prepare for syntax highlighting in this line. When there is an
|
|
// error, stop syntax highlighting.
|
|
save_did_emsg = did_emsg;
|
|
did_emsg = FALSE;
|
|
syntax_start(wp, lnum);
|
|
if (did_emsg)
|
|
wp->w_s->b_syn_error = TRUE;
|
|
else
|
|
{
|
|
did_emsg = save_did_emsg;
|
|
#ifdef SYN_TIME_LIMIT
|
|
if (!wp->w_s->b_syn_slow)
|
|
#endif
|
|
{
|
|
has_syntax = TRUE;
|
|
extra_check = TRUE;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Check for columns to display for 'colorcolumn'.
|
|
wlv.color_cols = wp->w_p_cc_cols;
|
|
if (wlv.color_cols != NULL)
|
|
wlv.draw_color_col = advance_color_col(VCOL_HLC, &wlv.color_cols);
|
|
#endif
|
|
|
|
#ifdef FEAT_TERMINAL
|
|
if (term_show_buffer(wp->w_buffer))
|
|
{
|
|
extra_check = TRUE;
|
|
get_term_attr = TRUE;
|
|
wlv.win_attr = term_get_attr(wp, lnum, -1);
|
|
}
|
|
#endif
|
|
|
|
// handle Visual active in this window
|
|
if (VIsual_active && wp->w_buffer == curwin->w_buffer)
|
|
{
|
|
pos_T *top, *bot;
|
|
|
|
if (LTOREQ_POS(curwin->w_cursor, VIsual))
|
|
{
|
|
// Visual is after curwin->w_cursor
|
|
top = &curwin->w_cursor;
|
|
bot = &VIsual;
|
|
}
|
|
else
|
|
{
|
|
// Visual is before curwin->w_cursor
|
|
top = &VIsual;
|
|
bot = &curwin->w_cursor;
|
|
}
|
|
lnum_in_visual_area = (lnum >= top->lnum && lnum <= bot->lnum);
|
|
if (VIsual_mode == Ctrl_V)
|
|
{
|
|
// block mode
|
|
if (lnum_in_visual_area)
|
|
{
|
|
wlv.fromcol = wp->w_old_cursor_fcol;
|
|
wlv.tocol = wp->w_old_cursor_lcol;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// non-block mode
|
|
if (lnum > top->lnum && lnum <= bot->lnum)
|
|
wlv.fromcol = 0;
|
|
else if (lnum == top->lnum)
|
|
{
|
|
if (VIsual_mode == 'V') // linewise
|
|
wlv.fromcol = 0;
|
|
else
|
|
{
|
|
getvvcol(wp, top, (colnr_T *)&wlv.fromcol, NULL, NULL);
|
|
if (gchar_pos(top) == NUL)
|
|
wlv.tocol = wlv.fromcol + 1;
|
|
}
|
|
}
|
|
if (VIsual_mode != 'V' && lnum == bot->lnum)
|
|
{
|
|
if (*p_sel == 'e' && bot->col == 0 && bot->coladd == 0)
|
|
{
|
|
wlv.fromcol = -10;
|
|
wlv.tocol = MAXCOL;
|
|
}
|
|
else if (bot->col == MAXCOL)
|
|
wlv.tocol = MAXCOL;
|
|
else
|
|
{
|
|
pos = *bot;
|
|
if (*p_sel == 'e')
|
|
getvvcol(wp, &pos, (colnr_T *)&wlv.tocol,
|
|
NULL, NULL);
|
|
else
|
|
{
|
|
getvvcol(wp, &pos, NULL, NULL,
|
|
(colnr_T *)&wlv.tocol);
|
|
++wlv.tocol;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Check if the character under the cursor should not be inverted
|
|
if (!highlight_match && in_curline
|
|
#ifdef FEAT_GUI
|
|
&& !gui.in_use
|
|
#endif
|
|
)
|
|
noinvcur = TRUE;
|
|
|
|
// if inverting in this line set area_highlighting
|
|
if (wlv.fromcol >= 0)
|
|
{
|
|
area_highlighting = TRUE;
|
|
vi_attr = HL_ATTR(HLF_V);
|
|
#if defined(FEAT_CLIPBOARD) && defined(FEAT_X11)
|
|
if ((clip_star.available && !clip_star.owned
|
|
&& clip_isautosel_star())
|
|
|| (clip_plus.available && !clip_plus.owned
|
|
&& clip_isautosel_plus()))
|
|
vi_attr = HL_ATTR(HLF_VNC);
|
|
#endif
|
|
}
|
|
}
|
|
|
|
// handle 'incsearch' and ":s///c" highlighting
|
|
else if (highlight_match
|
|
&& wp == curwin
|
|
&& lnum >= curwin->w_cursor.lnum
|
|
&& lnum <= curwin->w_cursor.lnum + search_match_lines)
|
|
{
|
|
if (lnum == curwin->w_cursor.lnum)
|
|
getvcol(curwin, &(curwin->w_cursor),
|
|
(colnr_T *)&wlv.fromcol, NULL, NULL);
|
|
else
|
|
wlv.fromcol = 0;
|
|
if (lnum == curwin->w_cursor.lnum + search_match_lines)
|
|
{
|
|
pos.lnum = lnum;
|
|
pos.col = search_match_endcol;
|
|
getvcol(curwin, &pos, (colnr_T *)&wlv.tocol, NULL, NULL);
|
|
}
|
|
else
|
|
wlv.tocol = MAXCOL;
|
|
// do at least one character; happens when past end of line
|
|
if (wlv.fromcol == wlv.tocol && search_match_endcol)
|
|
wlv.tocol = wlv.fromcol + 1;
|
|
area_highlighting = TRUE;
|
|
vi_attr = HL_ATTR(HLF_I);
|
|
}
|
|
}
|
|
|
|
#ifdef FEAT_DIFF
|
|
|
|
int linestatus = 0;
|
|
wlv.filler_lines = diff_check_with_linestatus(wp, lnum, &linestatus);
|
|
|
|
if (wlv.filler_lines < 0 || linestatus < 0)
|
|
{
|
|
if (wlv.filler_lines == -1 || linestatus == -1)
|
|
{
|
|
if (diff_find_change(wp, lnum, &change_start, &change_end))
|
|
wlv.diff_hlf = HLF_ADD; // added line
|
|
else if (change_start == 0)
|
|
wlv.diff_hlf = HLF_TXD; // changed text
|
|
else
|
|
wlv.diff_hlf = HLF_CHD; // changed line
|
|
}
|
|
else
|
|
wlv.diff_hlf = HLF_ADD;
|
|
|
|
if (linestatus == 0)
|
|
wlv.filler_lines = 0;
|
|
|
|
area_highlighting = TRUE;
|
|
}
|
|
|
|
if (lnum == wp->w_topline)
|
|
wlv.filler_lines = wp->w_topfill;
|
|
|
|
wlv.filler_todo = wlv.filler_lines;
|
|
#endif
|
|
|
|
#ifdef FEAT_SIGNS
|
|
sign_present = buf_get_signattrs(wp, lnum, &wlv.sattr);
|
|
if (sign_present)
|
|
num_attr = wlv.sattr.sat_numhl;
|
|
#endif
|
|
|
|
#ifdef LINE_ATTR
|
|
# ifdef FEAT_SIGNS
|
|
// If this line has a sign with line highlighting set wlv.line_attr.
|
|
if (sign_present)
|
|
wlv.line_attr = wlv.sattr.sat_linehl;
|
|
# endif
|
|
# if defined(FEAT_QUICKFIX)
|
|
// Highlight the current line in the quickfix window.
|
|
if (bt_quickfix(wp->w_buffer) && qf_current_entry(wp) == lnum)
|
|
wlv.line_attr = HL_ATTR(HLF_QFL);
|
|
# endif
|
|
if (wlv.line_attr != 0)
|
|
area_highlighting = TRUE;
|
|
#endif
|
|
|
|
#ifdef FEAT_SPELL
|
|
if (spv->spv_has_spell && number_only == 0)
|
|
{
|
|
// Prepare for spell checking.
|
|
extra_check = TRUE;
|
|
|
|
// When a word wrapped from the previous line the start of the
|
|
// current line is valid.
|
|
if (lnum == spv->spv_checked_lnum)
|
|
cur_checked_col = spv->spv_checked_col;
|
|
// Previous line was not spell checked, check for capital. This happens
|
|
// for the first line in an updated region or after a closed fold.
|
|
if (spv->spv_capcol_lnum == 0 && check_need_cap(wp, lnum, 0))
|
|
spv->spv_cap_col = 0;
|
|
else if (lnum != spv->spv_capcol_lnum)
|
|
spv->spv_cap_col = -1;
|
|
spv->spv_checked_lnum = 0;
|
|
|
|
// Get the start of the next line, so that words that wrap to the
|
|
// next line are found too: "et<line-break>al.".
|
|
// Trick: skip a few chars for C/shell/Vim comments
|
|
nextline[SPWORDLEN] = NUL;
|
|
if (lnum < wp->w_buffer->b_ml.ml_line_count)
|
|
{
|
|
line = ml_get_buf(wp->w_buffer, lnum + 1, FALSE);
|
|
spell_cat_line(nextline + SPWORDLEN, line, SPWORDLEN);
|
|
}
|
|
line = ml_get_buf(wp->w_buffer, lnum, FALSE);
|
|
|
|
// If current line is empty, check first word in next line for capital.
|
|
ptr = skipwhite(line);
|
|
if (*ptr == NUL)
|
|
{
|
|
spv->spv_cap_col = 0;
|
|
spv->spv_capcol_lnum = lnum + 1;
|
|
}
|
|
// For checking first word with a capital skip white space.
|
|
else if (spv->spv_cap_col == 0)
|
|
spv->spv_cap_col = ptr - line;
|
|
|
|
// Copy the end of the current line into nextline[].
|
|
if (nextline[SPWORDLEN] == NUL)
|
|
{
|
|
// No next line or it is empty.
|
|
nextlinecol = MAXCOL;
|
|
nextline_idx = 0;
|
|
}
|
|
else
|
|
{
|
|
v = ml_get_buf_len(wp->w_buffer, lnum);
|
|
if (v < SPWORDLEN)
|
|
{
|
|
// Short line, use it completely and append the start of the
|
|
// next line.
|
|
nextlinecol = 0;
|
|
mch_memmove(nextline, line, (size_t)v);
|
|
STRMOVE(nextline + v, nextline + SPWORDLEN);
|
|
nextline_idx = v + 1;
|
|
}
|
|
else
|
|
{
|
|
// Long line, use only the last SPWORDLEN bytes.
|
|
nextlinecol = v - SPWORDLEN;
|
|
mch_memmove(nextline, line + nextlinecol, SPWORDLEN);
|
|
nextline_idx = SPWORDLEN + 1;
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
line = ml_get_buf(wp->w_buffer, lnum, FALSE);
|
|
ptr = line;
|
|
|
|
if (wp->w_p_list)
|
|
{
|
|
if (wp->w_lcs_chars.space
|
|
|| wp->w_lcs_chars.multispace != NULL
|
|
|| wp->w_lcs_chars.leadmultispace != NULL
|
|
|| wp->w_lcs_chars.trail
|
|
|| wp->w_lcs_chars.lead
|
|
|| wp->w_lcs_chars.nbsp)
|
|
extra_check = TRUE;
|
|
|
|
// find start of trailing whitespace
|
|
if (wp->w_lcs_chars.trail)
|
|
{
|
|
trailcol = ml_get_buf_len(wp->w_buffer, lnum);
|
|
while (trailcol > (colnr_T)0 && VIM_ISWHITE(ptr[trailcol - 1]))
|
|
--trailcol;
|
|
trailcol += (colnr_T)(ptr - line);
|
|
}
|
|
// find end of leading whitespace
|
|
if (wp->w_lcs_chars.lead || wp->w_lcs_chars.leadmultispace != NULL)
|
|
{
|
|
leadcol = 0;
|
|
while (VIM_ISWHITE(ptr[leadcol]))
|
|
++leadcol;
|
|
if (ptr[leadcol] == NUL)
|
|
// in a line full of spaces all of them are treated as trailing
|
|
leadcol = (colnr_T)0;
|
|
else
|
|
// keep track of the first column not filled with spaces
|
|
leadcol += (colnr_T)(ptr - line) + 1;
|
|
}
|
|
}
|
|
|
|
wlv.wcr_attr = get_wcr_attr(wp);
|
|
if (wlv.wcr_attr != 0)
|
|
{
|
|
wlv.win_attr = wlv.wcr_attr;
|
|
area_highlighting = TRUE;
|
|
}
|
|
|
|
// When w_skipcol is non-zero and there is virtual text above the actual
|
|
// text, then this much of the virtual text is skipped.
|
|
int skipcol_in_text_prop_above = 0;
|
|
|
|
#ifdef FEAT_PROP_POPUP
|
|
if (WIN_IS_POPUP(wp))
|
|
wlv.screen_line_flags |= SLF_POPUP;
|
|
|
|
char_u *prop_start;
|
|
text_prop_count = get_text_props(wp->w_buffer, lnum, &prop_start, FALSE);
|
|
if (text_prop_count > 0)
|
|
{
|
|
// Make a copy of the properties, so that they are properly
|
|
// aligned.
|
|
text_props = ALLOC_MULT(textprop_T, text_prop_count);
|
|
if (text_props != NULL)
|
|
mch_memmove(text_props, prop_start,
|
|
text_prop_count * sizeof(textprop_T));
|
|
|
|
// Allocate an array for the indexes.
|
|
text_prop_idxs = ALLOC_MULT(int, text_prop_count);
|
|
if (text_prop_idxs == NULL)
|
|
VIM_CLEAR(text_props);
|
|
|
|
if (text_props != NULL)
|
|
{
|
|
area_highlighting = TRUE;
|
|
extra_check = TRUE;
|
|
|
|
/* Find the last text property that inserts text. */
|
|
for (int i = 0; i < text_prop_count; ++i)
|
|
if (text_props[i].tp_id < 0)
|
|
last_textprop_text_idx = i;
|
|
|
|
// Text props "above" move the line number down to where the text
|
|
// is. Only count the ones that are visible, not those that are
|
|
// skipped because of w_skipcol.
|
|
int text_width = wp->w_width - win_col_off(wp);
|
|
for (int i = text_prop_count - 1; i >= 0; --i)
|
|
if (text_props[i].tp_flags & TP_FLAG_ALIGN_ABOVE)
|
|
{
|
|
if (lnum == wp->w_topline
|
|
&& wp->w_skipcol - skipcol_in_text_prop_above
|
|
>= text_width)
|
|
{
|
|
// This virtual text above is skipped, remove it from
|
|
// the array.
|
|
skipcol_in_text_prop_above += text_width;
|
|
for (int j = i + 1; j < text_prop_count; ++j)
|
|
text_props[j - 1] = text_props[j];
|
|
++i;
|
|
--text_prop_count;
|
|
}
|
|
else
|
|
++wlv.text_prop_above_count;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (number_only > 0)
|
|
{
|
|
// skip over rows only used for virtual text above
|
|
wlv.row += wlv.text_prop_above_count;
|
|
if (wlv.row >= endrow)
|
|
{
|
|
vim_free(text_props);
|
|
vim_free(text_prop_idxs);
|
|
return wlv.row;
|
|
}
|
|
wlv.screen_row += wlv.text_prop_above_count;
|
|
}
|
|
#endif
|
|
|
|
#if defined(FEAT_LINEBREAK) || defined(FEAT_PROP_POPUP)
|
|
colnr_T vcol_first_char = 0;
|
|
if (wp->w_p_lbr && number_only == 0)
|
|
{
|
|
chartabsize_T cts;
|
|
init_chartabsize_arg(&cts, wp, lnum, 0, line, line);
|
|
(void)win_lbr_chartabsize(&cts, NULL);
|
|
vcol_first_char = cts.cts_first_char;
|
|
clear_chartabsize_arg(&cts);
|
|
}
|
|
#endif
|
|
|
|
// 'nowrap' or 'wrap' and a single line that doesn't fit: Advance to the
|
|
// first character to be displayed.
|
|
if (wp->w_p_wrap)
|
|
v = startrow == 0 ? wp->w_skipcol - skipcol_in_text_prop_above : 0;
|
|
else
|
|
v = wp->w_leftcol;
|
|
if (v > 0 && number_only == 0)
|
|
{
|
|
char_u *prev_ptr = ptr;
|
|
chartabsize_T cts;
|
|
int charsize = 0;
|
|
int head = 0;
|
|
|
|
init_chartabsize_arg(&cts, wp, lnum, wlv.vcol, line, ptr);
|
|
cts.cts_max_head_vcol = v;
|
|
while (cts.cts_vcol < v && *cts.cts_ptr != NUL)
|
|
{
|
|
head = 0;
|
|
charsize = win_lbr_chartabsize(&cts, &head);
|
|
cts.cts_vcol += charsize;
|
|
prev_ptr = cts.cts_ptr;
|
|
MB_PTR_ADV(cts.cts_ptr);
|
|
if (wp->w_p_list)
|
|
{
|
|
in_multispace = *prev_ptr == ' ' && (*cts.cts_ptr == ' '
|
|
|| (prev_ptr > line && prev_ptr[-1] == ' '));
|
|
if (!in_multispace)
|
|
multispace_pos = 0;
|
|
else if (cts.cts_ptr >= line + leadcol
|
|
&& wp->w_lcs_chars.multispace != NULL)
|
|
{
|
|
++multispace_pos;
|
|
if (wp->w_lcs_chars.multispace[multispace_pos] == NUL)
|
|
multispace_pos = 0;
|
|
}
|
|
else if (cts.cts_ptr < line + leadcol
|
|
&& wp->w_lcs_chars.leadmultispace != NULL)
|
|
{
|
|
++multispace_pos;
|
|
if (wp->w_lcs_chars.leadmultispace[multispace_pos] == NUL)
|
|
multispace_pos = 0;
|
|
}
|
|
}
|
|
}
|
|
wlv.vcol = cts.cts_vcol;
|
|
ptr = cts.cts_ptr;
|
|
clear_chartabsize_arg(&cts);
|
|
|
|
// When:
|
|
// - 'cuc' is set, or
|
|
// - 'colorcolumn' is set, or
|
|
// - 'virtualedit' is set, or
|
|
// - the visual mode is active,
|
|
// the end of the line may be before the start of the displayed part.
|
|
if (wlv.vcol < v && (
|
|
#ifdef FEAT_SYN_HL
|
|
wp->w_p_cuc || wlv.draw_color_col ||
|
|
#endif
|
|
virtual_active() ||
|
|
(VIsual_active && wp->w_buffer == curwin->w_buffer)))
|
|
wlv.vcol = v;
|
|
|
|
// Handle a character that's not completely on the screen: Put ptr at
|
|
// that character but skip the first few screen characters.
|
|
if (wlv.vcol > v)
|
|
{
|
|
wlv.vcol -= charsize;
|
|
ptr = prev_ptr;
|
|
}
|
|
if (v > wlv.vcol)
|
|
skip_cells = v - wlv.vcol - head;
|
|
|
|
// Adjust for when the inverted text is before the screen,
|
|
// and when the start of the inverted text is before the screen.
|
|
if (wlv.tocol <= wlv.vcol)
|
|
wlv.fromcol = 0;
|
|
else if (wlv.fromcol >= 0 && wlv.fromcol < wlv.vcol)
|
|
wlv.fromcol = wlv.vcol;
|
|
|
|
#ifdef FEAT_LINEBREAK
|
|
// When w_skipcol is non-zero, first line needs 'showbreak'
|
|
if (wp->w_p_wrap)
|
|
wlv.need_showbreak = TRUE;
|
|
#endif
|
|
#ifdef FEAT_SPELL
|
|
// When spell checking a word we need to figure out the start of the
|
|
// word and if it's badly spelled or not.
|
|
if (spv->spv_has_spell)
|
|
{
|
|
int len;
|
|
colnr_T linecol = (colnr_T)(ptr - line);
|
|
hlf_T spell_hlf = HLF_COUNT;
|
|
|
|
pos = wp->w_cursor;
|
|
wp->w_cursor.lnum = lnum;
|
|
wp->w_cursor.col = linecol;
|
|
len = spell_move_to(wp, FORWARD, SMT_ALL, TRUE, &spell_hlf);
|
|
|
|
// spell_move_to() may call ml_get() and make "line" invalid
|
|
line = ml_get_buf(wp->w_buffer, lnum, FALSE);
|
|
ptr = line + linecol;
|
|
|
|
if (len == 0 || (int)wp->w_cursor.col > linecol)
|
|
{
|
|
// no bad word found at line start, don't check until end of a
|
|
// word
|
|
spell_hlf = HLF_COUNT;
|
|
word_end = (int)(spell_to_word_end(ptr, wp) - line + 1);
|
|
}
|
|
else
|
|
{
|
|
// bad word found, use attributes until end of word
|
|
word_end = wp->w_cursor.col + len + 1;
|
|
|
|
// Turn index into actual attributes.
|
|
if (spell_hlf != HLF_COUNT)
|
|
spell_attr = highlight_attr[spell_hlf];
|
|
}
|
|
wp->w_cursor = pos;
|
|
|
|
# ifdef FEAT_SYN_HL
|
|
// Need to restart syntax highlighting for this line.
|
|
if (has_syntax)
|
|
syntax_start(wp, lnum);
|
|
# endif
|
|
}
|
|
#endif
|
|
}
|
|
|
|
// Correct highlighting for cursor that can't be disabled.
|
|
// Avoids having to check this for each character.
|
|
if (wlv.fromcol >= 0)
|
|
{
|
|
if (noinvcur)
|
|
{
|
|
if ((colnr_T)wlv.fromcol == wp->w_virtcol)
|
|
{
|
|
// highlighting starts at cursor, let it start just after the
|
|
// cursor
|
|
fromcol_prev = wlv.fromcol;
|
|
wlv.fromcol = -1;
|
|
}
|
|
else if ((colnr_T)wlv.fromcol < wp->w_virtcol)
|
|
// restart highlighting after the cursor
|
|
fromcol_prev = wp->w_virtcol;
|
|
}
|
|
if (wlv.fromcol >= wlv.tocol)
|
|
wlv.fromcol = -1;
|
|
}
|
|
|
|
#ifdef FEAT_SEARCH_EXTRA
|
|
if (number_only == 0)
|
|
{
|
|
v = (long)(ptr - line);
|
|
area_highlighting |= prepare_search_hl_line(wp, lnum, (colnr_T)v,
|
|
&line, &screen_search_hl,
|
|
&search_attr);
|
|
ptr = line + v; // "line" may have been updated
|
|
}
|
|
#endif
|
|
|
|
if ((State & MODE_INSERT) && ins_compl_win_active(wp)
|
|
&& (in_curline || ins_compl_lnum_in_range(lnum)))
|
|
area_highlighting = TRUE;
|
|
|
|
#ifdef FEAT_SYN_HL
|
|
// Cursor line highlighting for 'cursorline' in the current window.
|
|
if (wp->w_p_cul && lnum == wp->w_cursor.lnum)
|
|
{
|
|
// Do not show the cursor line in the text when Visual mode is active,
|
|
// because it's not clear what is selected then.
|
|
if (!(wp == curwin && VIsual_active)
|
|
&& wp->w_p_culopt_flags != CULOPT_NBR)
|
|
{
|
|
wlv.cul_screenline = (wp->w_p_wrap
|
|
&& (wp->w_p_culopt_flags & CULOPT_SCRLINE));
|
|
|
|
// Only apply CursorLine highlight here when "screenline" is not
|
|
// present in 'cursorlineopt'. Otherwise it's done later.
|
|
if (!wlv.cul_screenline)
|
|
apply_cursorline_highlight(&wlv, sign_present);
|
|
else
|
|
{
|
|
line_attr_save = wlv.line_attr;
|
|
margin_columns_win(wp, &left_curline_col, &right_curline_col);
|
|
}
|
|
area_highlighting = TRUE;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
win_line_start(wp, &wlv, FALSE);
|
|
|
|
// Repeat for the whole displayed line.
|
|
for (;;)
|
|
{
|
|
#if defined(FEAT_CONCEAL) || defined(FEAT_SEARCH_EXTRA)
|
|
int has_match_conc = 0; // match wants to conceal
|
|
#endif
|
|
#ifdef FEAT_CONCEAL
|
|
int did_decrement_ptr = FALSE;
|
|
#endif
|
|
|
|
// Skip this quickly when working on the text.
|
|
if (wlv.draw_state != WL_LINE)
|
|
{
|
|
#ifdef FEAT_SYN_HL
|
|
if (wlv.cul_screenline)
|
|
{
|
|
wlv.cul_attr = 0;
|
|
wlv.line_attr = line_attr_save;
|
|
}
|
|
#endif
|
|
if (wlv.draw_state == WL_CMDLINE - 1 && wlv.n_extra == 0)
|
|
{
|
|
wlv.draw_state = WL_CMDLINE;
|
|
if (wp == cmdwin_win)
|
|
{
|
|
// Draw the cmdline character.
|
|
wlv.n_extra = 1;
|
|
wlv.c_extra = cmdwin_type;
|
|
wlv.c_final = NUL;
|
|
wlv.char_attr =
|
|
hl_combine_attr(wlv.wcr_attr, HL_ATTR(HLF_AT));
|
|
}
|
|
}
|
|
#ifdef FEAT_FOLDING
|
|
if (wlv.draw_state == WL_FOLD - 1 && wlv.n_extra == 0)
|
|
{
|
|
wlv.draw_state = WL_FOLD;
|
|
handle_foldcolumn(wp, &wlv);
|
|
}
|
|
#endif
|
|
#ifdef FEAT_SIGNS
|
|
if (wlv.draw_state == WL_SIGN - 1 && wlv.n_extra == 0)
|
|
{
|
|
// Show the sign column when desired or when using Netbeans.
|
|
wlv.draw_state = WL_SIGN;
|
|
if (signcolumn_on(wp))
|
|
get_sign_display_info(FALSE, wp, &wlv);
|
|
}
|
|
#endif
|
|
if (wlv.draw_state == WL_NR - 1 && wlv.n_extra == 0)
|
|
{
|
|
// Show the line number, if desired.
|
|
wlv.draw_state = WL_NR;
|
|
handle_lnum_col(wp, &wlv, sign_present, num_attr);
|
|
}
|
|
|
|
// When only displaying the (relative) line number and that's done,
|
|
// stop here.
|
|
if (number_only > 0 && wlv.draw_state == WL_NR && wlv.n_extra == 0)
|
|
{
|
|
wlv_screen_line(wp, &wlv, FALSE);
|
|
// Need to update more screen lines if:
|
|
// - LineNrAbove or LineNrBelow is used, or
|
|
// - still drawing filler lines.
|
|
if ((wlv.row + 1 - wlv.startrow < number_only
|
|
&& (HL_ATTR(HLF_LNA) != 0 || HL_ATTR(HLF_LNB) != 0))
|
|
#ifdef FEAT_DIFF
|
|
|| wlv.filler_todo > 0
|
|
#endif
|
|
)
|
|
{
|
|
++wlv.row;
|
|
++wlv.screen_row;
|
|
if (wlv.row == endrow)
|
|
break;
|
|
#ifdef FEAT_DIFF
|
|
--wlv.filler_todo;
|
|
if (wlv.filler_todo == 0 && wp->w_botfill)
|
|
break;
|
|
#endif
|
|
win_line_start(wp, &wlv, TRUE);
|
|
continue;
|
|
}
|
|
else
|
|
break;
|
|
}
|
|
|
|
#ifdef FEAT_LINEBREAK
|
|
// Check if 'breakindent' applies and show it.
|
|
// May change wlv.draw_state to WL_BRI or WL_BRI - 1.
|
|
if (wlv.n_extra == 0)
|
|
handle_breakindent(wp, &wlv);
|
|
#endif
|
|
#if defined(FEAT_LINEBREAK) || defined(FEAT_DIFF)
|
|
if (wlv.draw_state == WL_SBR - 1 && wlv.n_extra == 0)
|
|
{
|
|
wlv.draw_state = WL_SBR;
|
|
handle_showbreak_and_filler(wp, &wlv);
|
|
}
|
|
#endif
|
|
if (wlv.draw_state == WL_LINE - 1 && wlv.n_extra == 0)
|
|
{
|
|
wlv.draw_state = WL_LINE;
|
|
win_line_continue(&wlv); // use wlv.saved_ values
|
|
}
|
|
}
|
|
|
|
#ifdef FEAT_SYN_HL
|
|
if (wlv.cul_screenline && wlv.draw_state == WL_LINE
|
|
&& wlv.vcol >= left_curline_col
|
|
&& wlv.vcol < right_curline_col)
|
|
apply_cursorline_highlight(&wlv, sign_present);
|
|
#endif
|
|
|
|
// When still displaying '$' of change command, stop at cursor.
|
|
if (dollar_vcol >= 0 && in_curline && wlv.vcol >= (long)wp->w_virtcol)
|
|
{
|
|
wlv_screen_line(wp, &wlv, FALSE);
|
|
// Pretend we have finished updating the window. Except when
|
|
// 'cursorcolumn' is set.
|
|
#ifdef FEAT_SYN_HL
|
|
if (wp->w_p_cuc)
|
|
wlv.row = wp->w_cline_row + wp->w_cline_height;
|
|
else
|
|
#endif
|
|
wlv.row = wp->w_height;
|
|
break;
|
|
}
|
|
|
|
if (wlv.draw_state == WL_LINE && (area_highlighting || extra_check))
|
|
{
|
|
#ifdef FEAT_PROP_POPUP
|
|
if (text_props != NULL)
|
|
{
|
|
int pi;
|
|
int bcol = (int)(ptr - line);
|
|
|
|
if (wlv.n_extra > 0
|
|
# ifdef FEAT_LINEBREAK
|
|
&& !in_linebreak
|
|
# endif
|
|
)
|
|
--bcol; // still working on the previous char, e.g. Tab
|
|
|
|
// Check if any active property ends.
|
|
for (pi = 0; pi < text_props_active; ++pi)
|
|
{
|
|
int tpi = text_prop_idxs[pi];
|
|
textprop_T *tp = &text_props[tpi];
|
|
|
|
// An inline property ends when after the start column plus
|
|
// length. An "above" property ends when used and n_extra
|
|
// is zero.
|
|
if ((tp->tp_col != MAXCOL
|
|
&& bcol >= tp->tp_col - 1 + tp->tp_len))
|
|
{
|
|
if (pi + 1 < text_props_active)
|
|
mch_memmove(text_prop_idxs + pi,
|
|
text_prop_idxs + pi + 1,
|
|
sizeof(int)
|
|
* (text_props_active - (pi + 1)));
|
|
--text_props_active;
|
|
--pi;
|
|
# ifdef FEAT_LINEBREAK
|
|
// not exactly right but should work in most cases
|
|
if (in_linebreak && syntax_attr == text_prop_attr_comb)
|
|
syntax_attr = 0;
|
|
# endif
|
|
}
|
|
}
|
|
|
|
# ifdef FEAT_LINEBREAK
|
|
if (wlv.n_extra > 0 && in_linebreak)
|
|
// not on the next char yet, don't start another prop
|
|
--bcol;
|
|
# endif
|
|
// Add any text property that starts in this column.
|
|
while (text_prop_next < text_prop_count)
|
|
{
|
|
int active;
|
|
textprop_T *tp = &text_props[text_prop_next];
|
|
if (tp->tp_col == MAXCOL)
|
|
{
|
|
if (bcol == 0 && (tp->tp_flags & TP_FLAG_ALIGN_ABOVE))
|
|
active = TRUE;
|
|
else if (*ptr != NUL)
|
|
break;
|
|
else
|
|
{
|
|
// With 'nowrap' and not in the first screen line only "below"
|
|
// text prop can show.
|
|
active = wp->w_p_wrap
|
|
|| wlv.row == startrow
|
|
|| (tp->tp_flags & TP_FLAG_ALIGN_BELOW);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (bcol < tp->tp_col - 1)
|
|
break;
|
|
active = bcol <= tp->tp_col - 1 + tp->tp_len;
|
|
}
|
|
|
|
if (active)
|
|
text_prop_idxs[text_props_active++] = text_prop_next;
|
|
++text_prop_next;
|
|
}
|
|
|
|
if (wlv.n_extra == 0 ||
|
|
(!wlv.extra_for_textprop
|
|
&& !(text_prop_type != NULL &&
|
|
text_prop_flags & PT_FLAG_OVERRIDE)
|
|
))
|
|
{
|
|
text_prop_attr = 0;
|
|
text_prop_attr_comb = 0;
|
|
text_prop_flags = 0;
|
|
text_prop_type = NULL;
|
|
text_prop_id = 0;
|
|
reset_extra_attr = FALSE;
|
|
}
|
|
if (text_props_active > 0 && wlv.n_extra == 0)
|
|
{
|
|
int used_tpi = -1;
|
|
int used_attr = 0;
|
|
int other_tpi = -1;
|
|
|
|
text_prop_above = FALSE;
|
|
text_prop_follows = FALSE;
|
|
|
|
// Sort the properties on priority and/or starting last.
|
|
// Then combine the attributes, highest priority last.
|
|
sort_text_props(wp->w_buffer, text_props,
|
|
text_prop_idxs, text_props_active);
|
|
|
|
for (pi = 0; pi < text_props_active; ++pi)
|
|
{
|
|
int tpi = text_prop_idxs[pi];
|
|
textprop_T *tp = &text_props[tpi];
|
|
proptype_T *pt = text_prop_type_by_id(
|
|
wp->w_buffer, tp->tp_type);
|
|
|
|
// Only use a text property that can be displayed.
|
|
// Skip "after" properties when wrap is off and at the
|
|
// end of the window.
|
|
if (pt != NULL
|
|
&& (pt->pt_hl_id > 0 || tp->tp_id < 0)
|
|
&& tp->tp_id != -MAXCOL
|
|
&& !(tp->tp_id < 0
|
|
&& !wp->w_p_wrap
|
|
&& (tp->tp_flags & (TP_FLAG_ALIGN_RIGHT
|
|
| TP_FLAG_ALIGN_ABOVE
|
|
| TP_FLAG_ALIGN_BELOW)) == 0
|
|
&& wlv.col >= wp->w_width))
|
|
{
|
|
if (tp->tp_col == MAXCOL
|
|
&& *ptr == NUL
|
|
&& ((wp->w_p_list && lcs_eol_one > 0
|
|
&& (tp->tp_flags
|
|
& TP_FLAG_ALIGN_ABOVE) == 0)
|
|
|| (ptr == line
|
|
&& !did_line
|
|
&& (tp->tp_flags
|
|
& TP_FLAG_ALIGN_BELOW))))
|
|
{
|
|
// skip this prop, first display the '$' after
|
|
// the line or display an empty line
|
|
text_prop_follows = TRUE;
|
|
continue;
|
|
}
|
|
|
|
if (pt->pt_hl_id > 0)
|
|
used_attr = syn_id2attr(pt->pt_hl_id);
|
|
text_prop_type = pt;
|
|
text_prop_attr =
|
|
hl_combine_attr(text_prop_attr, used_attr);
|
|
if (used_tpi >= 0 && text_props[used_tpi].tp_id < 0)
|
|
other_tpi = used_tpi;
|
|
text_prop_flags = pt->pt_flags;
|
|
text_prop_id = tp->tp_id;
|
|
used_tpi = tpi;
|
|
}
|
|
}
|
|
if (text_prop_id < 0 && used_tpi >= 0
|
|
&& -text_prop_id
|
|
<= wp->w_buffer->b_textprop_text.ga_len)
|
|
{
|
|
textprop_T *tp = &text_props[used_tpi];
|
|
char_u *p = ((char_u **)wp->w_buffer
|
|
->b_textprop_text.ga_data)[
|
|
-text_prop_id - 1];
|
|
int above = (tp->tp_flags
|
|
& TP_FLAG_ALIGN_ABOVE);
|
|
int bail_out = FALSE;
|
|
|
|
// reset the ID in the copy to avoid it being used
|
|
// again
|
|
tp->tp_id = -MAXCOL;
|
|
|
|
if (p != NULL)
|
|
{
|
|
int right = (tp->tp_flags
|
|
& TP_FLAG_ALIGN_RIGHT);
|
|
int below = (tp->tp_flags
|
|
& TP_FLAG_ALIGN_BELOW);
|
|
int wrap = tp->tp_col < MAXCOL
|
|
|| (tp->tp_flags & TP_FLAG_WRAP);
|
|
int padding = tp->tp_col == MAXCOL
|
|
&& tp->tp_len > 1
|
|
? tp->tp_len - 1 : 0;
|
|
|
|
// Insert virtual text before the current
|
|
// character, or add after the end of the line.
|
|
wlv.p_extra = p;
|
|
wlv.c_extra = NUL;
|
|
wlv.c_final = NUL;
|
|
wlv.n_extra = (int)STRLEN(p);
|
|
wlv.extra_for_textprop = TRUE;
|
|
wlv.start_extra_for_textprop = TRUE;
|
|
wlv.extra_attr = hl_combine_attr(wlv.win_attr,
|
|
used_attr);
|
|
n_attr = mb_charlen(p);
|
|
text_prop_attr = 0;
|
|
text_prop_attr_comb = 0;
|
|
if (*ptr == NUL)
|
|
// don't combine char attr after EOL
|
|
text_prop_flags &= ~PT_FLAG_COMBINE;
|
|
# ifdef FEAT_LINEBREAK
|
|
if (above || below || right || !wrap)
|
|
{
|
|
// no 'showbreak' before "below" text property
|
|
// or after "above" or "right" text property
|
|
wlv.need_showbreak = FALSE;
|
|
wlv.dont_use_showbreak = TRUE;
|
|
}
|
|
# endif
|
|
if ((right || above || below || !wrap
|
|
|| padding > 0) && wp->w_width > 2)
|
|
{
|
|
char_u *prev_p_extra = wlv.p_extra;
|
|
int start_line;
|
|
|
|
// Take care of padding, right-align and
|
|
// truncation.
|
|
// Shared with win_lbr_chartabsize(), must do
|
|
// exactly the same.
|
|
start_line = text_prop_position(wp, tp,
|
|
wlv.vcol,
|
|
# ifdef FEAT_RIGHTLEFT
|
|
wp->w_p_rl
|
|
? wp->w_width - wlv.col - 1
|
|
:
|
|
# endif
|
|
wlv.col,
|
|
&wlv.n_extra, &wlv.p_extra,
|
|
&n_attr, &wlv.n_attr_skip,
|
|
skip_cells > 0);
|
|
if (wlv.p_extra != prev_p_extra)
|
|
{
|
|
// wlv.p_extra was allocated
|
|
vim_free(p_extra_free2);
|
|
p_extra_free2 = wlv.p_extra;
|
|
}
|
|
|
|
if (above)
|
|
wlv.vcol_off_tp = vim_strsize(wlv.p_extra);
|
|
|
|
if (lcs_eol_one < 0
|
|
&& wp->w_p_wrap
|
|
&& wlv.col
|
|
+ wlv.n_extra - 2 > wp->w_width)
|
|
// don't bail out at end of line
|
|
text_prop_follows = TRUE;
|
|
|
|
// When 'wrap' is off then for "below" we need
|
|
// to start a new line explicitly.
|
|
if (start_line)
|
|
{
|
|
draw_screen_line(wp, &wlv);
|
|
|
|
// When line got too long for screen break
|
|
// here.
|
|
if (wlv.row == endrow)
|
|
{
|
|
++wlv.row;
|
|
break;
|
|
}
|
|
win_line_start(wp, &wlv, TRUE);
|
|
bail_out = TRUE;
|
|
}
|
|
}
|
|
}
|
|
|
|
// If the text didn't reach until the first window
|
|
// column we need to skip cells.
|
|
if (skip_cells > 0)
|
|
{
|
|
if (wlv.n_extra > skip_cells)
|
|
{
|
|
wlv.n_extra -= skip_cells;
|
|
wlv.p_extra += skip_cells;
|
|
wlv.n_attr_skip -= skip_cells;
|
|
if (wlv.n_attr_skip < 0)
|
|
wlv.n_attr_skip = 0;
|
|
skipped_cells += skip_cells;
|
|
skip_cells = 0;
|
|
}
|
|
else
|
|
{
|
|
// the whole text is left of the window, drop
|
|
// it and advance to the next one
|
|
skip_cells -= wlv.n_extra;
|
|
skipped_cells += wlv.n_extra;
|
|
wlv.n_extra = 0;
|
|
wlv.n_attr_skip = 0;
|
|
bail_out = TRUE;
|
|
}
|
|
}
|
|
|
|
// If another text prop follows the condition below at
|
|
// the last window column must know.
|
|
// If this is an "above" text prop and 'nowrap' then we
|
|
// must wrap anyway.
|
|
text_prop_above = above;
|
|
text_prop_follows |= other_tpi != -1
|
|
&& (wp->w_p_wrap
|
|
|| (text_props[other_tpi].tp_flags
|
|
& (TP_FLAG_ALIGN_BELOW | TP_FLAG_ALIGN_RIGHT)));
|
|
|
|
if (bail_out)
|
|
// starting a new line for "below"
|
|
continue;
|
|
}
|
|
}
|
|
else if (text_prop_next < text_prop_count
|
|
&& ((*ptr != NUL && ptr[mb_ptr2len(ptr)] == NUL)
|
|
|| (!wp->w_p_wrap && wlv.col == wp->w_width - 1)))
|
|
{
|
|
// When at last-but-one character and a text property
|
|
// follows after it, we may need to flush the line after
|
|
// displaying that character.
|
|
// Or when not wrapping and at the rightmost column.
|
|
|
|
int only_below_follows = !wp->w_p_wrap && wlv.col == wp->w_width - 1;
|
|
// TODO: Store "after"/"right"/"below" text properties in order
|
|
// in the buffer so only `text_props[text_prop_count - 1]`
|
|
// needs to be checked for following "below" virtual text
|
|
for (int i = text_prop_next; i < text_prop_count; ++i)
|
|
{
|
|
if (text_props[i].tp_col == MAXCOL
|
|
&& (!only_below_follows
|
|
|| (text_props[i].tp_flags & TP_FLAG_ALIGN_BELOW)))
|
|
{
|
|
text_prop_follows = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (wlv.start_extra_for_textprop)
|
|
{
|
|
wlv.start_extra_for_textprop = FALSE;
|
|
// restore search_attr and area_attr when n_extra
|
|
// is down to zero
|
|
saved_search_attr = search_attr;
|
|
saved_area_attr = area_attr;
|
|
search_attr = 0;
|
|
area_attr = 0;
|
|
}
|
|
#endif
|
|
|
|
int *area_attr_p =
|
|
#ifdef FEAT_PROP_POPUP
|
|
wlv.extra_for_textprop ? &saved_area_attr :
|
|
#endif
|
|
&area_attr;
|
|
|
|
// handle Visual or match highlighting in this line
|
|
if (wlv.vcol == wlv.fromcol
|
|
|| (has_mbyte && wlv.vcol + 1 == wlv.fromcol
|
|
&& ((wlv.n_extra == 0 && (*mb_ptr2cells)(ptr) > 1)
|
|
|| (wlv.n_extra > 0 && wlv.p_extra != NULL
|
|
&& (*mb_ptr2cells)(wlv.p_extra) > 1)))
|
|
|| ((int)vcol_prev == fromcol_prev
|
|
&& vcol_prev < wlv.vcol // not at margin
|
|
&& wlv.vcol < wlv.tocol))
|
|
*area_attr_p = vi_attr; // start highlighting
|
|
else if (*area_attr_p != 0
|
|
&& (wlv.vcol == wlv.tocol
|
|
|| (noinvcur && (colnr_T)wlv.vcol == wp->w_virtcol)))
|
|
*area_attr_p = 0; // stop highlighting
|
|
|
|
if (wlv.n_extra == 0)
|
|
{
|
|
#ifdef FEAT_SEARCH_EXTRA
|
|
// Check for start/end of 'hlsearch' and other matches.
|
|
// After end, check for start/end of next match.
|
|
// When another match, have to check for start again.
|
|
v = (long)(ptr - line);
|
|
search_attr = update_search_hl(wp, lnum, (colnr_T)v, &line,
|
|
&screen_search_hl, &has_match_conc,
|
|
&match_conc, did_line_attr, lcs_eol_one,
|
|
&on_last_col);
|
|
ptr = line + v; // "line" may have been changed
|
|
|
|
// Do not allow a conceal over EOL otherwise EOL will be missed
|
|
// and bad things happen.
|
|
if (*ptr == NUL)
|
|
has_match_conc = 0;
|
|
#else
|
|
search_attr = 0;
|
|
#endif
|
|
|
|
// Check if ComplMatchIns highlight is needed.
|
|
if ((State & MODE_INSERT) && ins_compl_win_active(wp)
|
|
&& (in_curline || ins_compl_lnum_in_range(lnum)))
|
|
{
|
|
int ins_match_attr =
|
|
ins_compl_col_range_attr(lnum, (int)(ptr - line));
|
|
if (ins_match_attr > 0)
|
|
search_attr =
|
|
hl_combine_attr(search_attr, ins_match_attr);
|
|
}
|
|
}
|
|
|
|
#ifdef FEAT_DIFF
|
|
if (wlv.diff_hlf != (hlf_T)0)
|
|
{
|
|
// When there is extra text (e.g. virtual text) it gets the
|
|
// diff highlighting for the line, but not for changed text.
|
|
if (wlv.diff_hlf == HLF_CHD && ptr - line >= change_start
|
|
&& wlv.n_extra == 0)
|
|
wlv.diff_hlf = HLF_TXD; // changed text
|
|
if (wlv.diff_hlf == HLF_TXD
|
|
&& ((ptr - line > change_end && wlv.n_extra == 0)
|
|
|| (wlv.n_extra > 0 && wlv.extra_for_textprop)))
|
|
wlv.diff_hlf = HLF_CHD; // changed line
|
|
wlv.line_attr = HL_ATTR(wlv.diff_hlf);
|
|
if (wp->w_p_cul && lnum == wp->w_cursor.lnum
|
|
&& wp->w_p_culopt_flags != CULOPT_NBR
|
|
&& (!wlv.cul_screenline || (wlv.vcol >= left_curline_col
|
|
&& wlv.vcol <= right_curline_col)))
|
|
wlv.line_attr = hl_combine_attr(
|
|
wlv.line_attr, HL_ATTR(HLF_CUL));
|
|
}
|
|
#endif
|
|
|
|
#ifdef FEAT_SYN_HL
|
|
if (extra_check && wlv.n_extra == 0)
|
|
{
|
|
syntax_attr = 0;
|
|
# ifdef FEAT_TERMINAL
|
|
if (get_term_attr)
|
|
syntax_attr = term_get_attr(wp, lnum, wlv.vcol);
|
|
# endif
|
|
// Get syntax attribute.
|
|
if (has_syntax)
|
|
{
|
|
// Get the syntax attribute for the character. If there
|
|
// is an error, disable syntax highlighting.
|
|
save_did_emsg = did_emsg;
|
|
did_emsg = FALSE;
|
|
|
|
v = (long)(ptr - line);
|
|
if (v == prev_syntax_col)
|
|
// at same column again
|
|
syntax_attr = prev_syntax_attr;
|
|
else
|
|
{
|
|
# ifdef FEAT_SPELL
|
|
can_spell = TRUE;
|
|
# endif
|
|
syntax_attr = get_syntax_attr((colnr_T)v,
|
|
# ifdef FEAT_SPELL
|
|
spv->spv_has_spell ? &can_spell :
|
|
# endif
|
|
NULL, FALSE);
|
|
prev_syntax_col = v;
|
|
prev_syntax_attr = syntax_attr;
|
|
}
|
|
|
|
if (did_emsg)
|
|
{
|
|
wp->w_s->b_syn_error = TRUE;
|
|
has_syntax = FALSE;
|
|
syntax_attr = 0;
|
|
}
|
|
else
|
|
did_emsg = save_did_emsg;
|
|
# ifdef SYN_TIME_LIMIT
|
|
if (wp->w_s->b_syn_slow)
|
|
has_syntax = FALSE;
|
|
# endif
|
|
|
|
// Need to get the line again, a multi-line regexp may
|
|
// have made it invalid.
|
|
line = ml_get_buf(wp->w_buffer, lnum, FALSE);
|
|
ptr = line + v;
|
|
# ifdef FEAT_CONCEAL
|
|
// no concealing past the end of the line, it interferes
|
|
// with line highlighting
|
|
if (*ptr == NUL)
|
|
syntax_flags = 0;
|
|
else
|
|
syntax_flags = get_syntax_info(&syntax_seqnr);
|
|
# endif
|
|
}
|
|
}
|
|
# ifdef FEAT_PROP_POPUP
|
|
// Combine text property highlight into syntax highlight.
|
|
if (text_prop_type != NULL)
|
|
{
|
|
if (text_prop_flags & PT_FLAG_COMBINE)
|
|
syntax_attr = hl_combine_attr(syntax_attr, text_prop_attr);
|
|
else
|
|
syntax_attr = text_prop_attr;
|
|
text_prop_attr_comb = syntax_attr;
|
|
}
|
|
# endif
|
|
#endif
|
|
|
|
// Decide which of the highlight attributes to use.
|
|
attr_pri = TRUE;
|
|
#ifdef LINE_ATTR
|
|
if (area_attr != 0)
|
|
{
|
|
wlv.char_attr = hl_combine_attr(wlv.line_attr, area_attr);
|
|
if (!highlight_match)
|
|
// let search highlight show in Visual area if possible
|
|
wlv.char_attr = hl_combine_attr(search_attr, wlv.char_attr);
|
|
# ifdef FEAT_SYN_HL
|
|
wlv.char_attr = hl_combine_attr(syntax_attr, wlv.char_attr);
|
|
# endif
|
|
}
|
|
else if (search_attr != 0)
|
|
{
|
|
wlv.char_attr = hl_combine_attr(wlv.line_attr, search_attr);
|
|
# ifdef FEAT_SYN_HL
|
|
wlv.char_attr = hl_combine_attr(syntax_attr, wlv.char_attr);
|
|
# endif
|
|
}
|
|
else if (wlv.line_attr != 0
|
|
&& ((wlv.fromcol == -10 && wlv.tocol == MAXCOL)
|
|
|| wlv.vcol < wlv.fromcol
|
|
|| vcol_prev < fromcol_prev
|
|
|| wlv.vcol >= wlv.tocol))
|
|
{
|
|
// Use wlv.line_attr when not in the Visual or 'incsearch' area
|
|
// (area_attr may be 0 when "noinvcur" is set).
|
|
# ifdef FEAT_SYN_HL
|
|
wlv.char_attr = hl_combine_attr(syntax_attr, wlv.line_attr);
|
|
# else
|
|
wlv.char_attr = wlv.line_attr;
|
|
# endif
|
|
attr_pri = FALSE;
|
|
}
|
|
#else
|
|
if (area_attr != 0)
|
|
wlv.char_attr = area_attr;
|
|
else if (search_attr != 0)
|
|
wlv.char_attr = search_attr;
|
|
#endif
|
|
else
|
|
{
|
|
attr_pri = FALSE;
|
|
#ifdef FEAT_SYN_HL
|
|
wlv.char_attr = syntax_attr;
|
|
#else
|
|
wlv.char_attr = 0;
|
|
#endif
|
|
}
|
|
#ifdef FEAT_PROP_POPUP
|
|
// override with text property highlight when "override" is TRUE
|
|
if (text_prop_type != NULL && (text_prop_flags & PT_FLAG_OVERRIDE))
|
|
wlv.char_attr = hl_combine_attr(wlv.char_attr, text_prop_attr);
|
|
#endif
|
|
}
|
|
|
|
// combine attribute with 'wincolor'
|
|
if (wlv.win_attr != 0)
|
|
{
|
|
if (wlv.char_attr == 0)
|
|
wlv.char_attr = wlv.win_attr;
|
|
else
|
|
wlv.char_attr = hl_combine_attr(wlv.win_attr, wlv.char_attr);
|
|
}
|
|
|
|
// Get the next character to put on the screen.
|
|
|
|
// The "p_extra" points to the extra stuff that is inserted to
|
|
// represent special characters (non-printable stuff) and other
|
|
// things. When all characters are the same, c_extra is used.
|
|
// If wlv.c_final is set, it will compulsorily be used at the end.
|
|
// "p_extra" must end in a NUL to avoid mb_ptr2len() reads past
|
|
// "p_extra[n_extra]".
|
|
// For the '$' of the 'list' option, n_extra == 1, p_extra == "".
|
|
if (wlv.n_extra > 0)
|
|
{
|
|
if (wlv.c_extra != NUL || (wlv.n_extra == 1 && wlv.c_final != NUL))
|
|
{
|
|
c = (wlv.n_extra == 1 && wlv.c_final != NUL)
|
|
? wlv.c_final : wlv.c_extra;
|
|
mb_c = c; // doesn't handle non-utf-8 multi-byte!
|
|
if (enc_utf8 && utf_char2len(c) > 1)
|
|
{
|
|
mb_utf8 = TRUE;
|
|
u8cc[0] = 0;
|
|
c = 0xc0;
|
|
}
|
|
else
|
|
mb_utf8 = FALSE;
|
|
}
|
|
else
|
|
{
|
|
c = *wlv.p_extra;
|
|
if (has_mbyte)
|
|
{
|
|
mb_c = c;
|
|
if (enc_utf8)
|
|
{
|
|
// If the UTF-8 character is more than one byte:
|
|
// Decode it into "mb_c".
|
|
mb_l = utfc_ptr2len(wlv.p_extra);
|
|
mb_utf8 = FALSE;
|
|
if (mb_l > wlv.n_extra)
|
|
mb_l = 1;
|
|
else if (mb_l > 1)
|
|
{
|
|
mb_c = utfc_ptr2char(wlv.p_extra, u8cc);
|
|
mb_utf8 = TRUE;
|
|
c = 0xc0;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// if this is a DBCS character, put it in "mb_c"
|
|
mb_l = MB_BYTE2LEN(c);
|
|
if (mb_l >= wlv.n_extra)
|
|
mb_l = 1;
|
|
else if (mb_l > 1)
|
|
mb_c = (c << 8) + wlv.p_extra[1];
|
|
}
|
|
if (mb_l == 0) // at the NUL at end-of-line
|
|
mb_l = 1;
|
|
|
|
// If a double-width char doesn't fit display a '>' in the
|
|
// last column.
|
|
if ((
|
|
# ifdef FEAT_RIGHTLEFT
|
|
wp->w_p_rl ? (wlv.col <= 0) :
|
|
# endif
|
|
(wlv.col >= wp->w_width - 1))
|
|
&& (*mb_char2cells)(mb_c) == 2)
|
|
{
|
|
c = '>';
|
|
mb_c = c;
|
|
mb_l = 1;
|
|
mb_utf8 = FALSE;
|
|
multi_attr = HL_ATTR(HLF_AT);
|
|
#ifdef FEAT_SYN_HL
|
|
if (wlv.cul_attr)
|
|
multi_attr = hl_combine_attr(
|
|
multi_attr, wlv.cul_attr);
|
|
#endif
|
|
multi_attr = hl_combine_attr(wlv.win_attr, multi_attr);
|
|
|
|
// put the pointer back to output the double-width
|
|
// character at the start of the next line.
|
|
++wlv.n_extra;
|
|
--wlv.p_extra;
|
|
}
|
|
else
|
|
{
|
|
wlv.n_extra -= mb_l - 1;
|
|
wlv.p_extra += mb_l - 1;
|
|
}
|
|
}
|
|
++wlv.p_extra;
|
|
}
|
|
--wlv.n_extra;
|
|
#if defined(FEAT_PROP_POPUP)
|
|
if (wlv.n_extra <= 0)
|
|
{
|
|
// Only restore search_attr and area_attr after "n_extra" in
|
|
// the next screen line is also done.
|
|
if (wlv.saved_n_extra <= 0)
|
|
{
|
|
if (search_attr == 0)
|
|
search_attr = saved_search_attr;
|
|
if (area_attr == 0 && *ptr != NUL)
|
|
area_attr = saved_area_attr;
|
|
|
|
if (wlv.extra_for_textprop)
|
|
// wlv.extra_attr should be used at this position but
|
|
// not any further.
|
|
reset_extra_attr = TRUE;
|
|
}
|
|
|
|
wlv.extra_for_textprop = FALSE;
|
|
in_linebreak = FALSE;
|
|
}
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
#ifdef FEAT_LINEBREAK
|
|
int c0;
|
|
#endif
|
|
char_u *prev_ptr = ptr;
|
|
|
|
// Get a character from the line itself.
|
|
c = *ptr;
|
|
#ifdef FEAT_LINEBREAK
|
|
c0 = *ptr;
|
|
#endif
|
|
if (c == NUL)
|
|
{
|
|
#ifdef FEAT_PROP_POPUP
|
|
// text is finished, may display a "below" virtual text
|
|
did_line = TRUE;
|
|
#endif
|
|
// no more cells to skip
|
|
skip_cells = 0;
|
|
}
|
|
|
|
if (has_mbyte)
|
|
{
|
|
mb_c = c;
|
|
if (enc_utf8)
|
|
{
|
|
// If the UTF-8 character is more than one byte: Decode it
|
|
// into "mb_c".
|
|
mb_l = utfc_ptr2len(ptr);
|
|
mb_utf8 = FALSE;
|
|
if (mb_l > 1)
|
|
{
|
|
mb_c = utfc_ptr2char(ptr, u8cc);
|
|
// Overlong encoded ASCII or ASCII with composing char
|
|
// is displayed normally, except a NUL.
|
|
if (mb_c < 0x80)
|
|
{
|
|
c = mb_c;
|
|
#ifdef FEAT_LINEBREAK
|
|
c0 = mb_c;
|
|
#endif
|
|
}
|
|
mb_utf8 = TRUE;
|
|
|
|
// At start of the line we can have a composing char.
|
|
// Draw it as a space with a composing char.
|
|
if (utf_iscomposing(mb_c))
|
|
{
|
|
int i;
|
|
|
|
for (i = Screen_mco - 1; i > 0; --i)
|
|
u8cc[i] = u8cc[i - 1];
|
|
u8cc[0] = mb_c;
|
|
mb_c = ' ';
|
|
}
|
|
}
|
|
|
|
if ((mb_l == 1 && c >= 0x80)
|
|
|| (mb_l >= 1 && mb_c == 0)
|
|
|| (mb_l > 1 && (!vim_isprintc(mb_c))))
|
|
{
|
|
// Illegal UTF-8 byte: display as <xx>.
|
|
// Non-BMP character : display as ? or fullwidth ?.
|
|
transchar_hex(wlv.extra, mb_c);
|
|
# ifdef FEAT_RIGHTLEFT
|
|
if (wp->w_p_rl) // reverse
|
|
rl_mirror(wlv.extra);
|
|
# endif
|
|
wlv.p_extra = wlv.extra;
|
|
c = *wlv.p_extra;
|
|
mb_c = mb_ptr2char_adv(&wlv.p_extra);
|
|
mb_utf8 = (c >= 0x80);
|
|
wlv.n_extra = (int)STRLEN(wlv.p_extra);
|
|
wlv.c_extra = NUL;
|
|
wlv.c_final = NUL;
|
|
if (area_attr == 0 && search_attr == 0)
|
|
{
|
|
n_attr = wlv.n_extra + 1;
|
|
wlv.extra_attr = hl_combine_attr(
|
|
wlv.win_attr, HL_ATTR(HLF_8));
|
|
saved_attr2 = wlv.char_attr; // save current attr
|
|
}
|
|
}
|
|
else if (mb_l == 0) // at the NUL at end-of-line
|
|
mb_l = 1;
|
|
#ifdef FEAT_ARABIC
|
|
else if (p_arshape && !p_tbidi && ARABIC_CHAR(mb_c))
|
|
{
|
|
// Do Arabic shaping.
|
|
int pc, pc1, nc;
|
|
int pcc[MAX_MCO];
|
|
|
|
// The idea of what is the previous and next
|
|
// character depends on 'rightleft'.
|
|
if (wp->w_p_rl)
|
|
{
|
|
pc = prev_c;
|
|
pc1 = prev_c1;
|
|
nc = utf_ptr2char(ptr + mb_l);
|
|
prev_c1 = u8cc[0];
|
|
}
|
|
else
|
|
{
|
|
pc = utfc_ptr2char(ptr + mb_l, pcc);
|
|
nc = prev_c;
|
|
pc1 = pcc[0];
|
|
}
|
|
prev_c = mb_c;
|
|
|
|
mb_c = arabic_shape(mb_c, &c, &u8cc[0], pc, pc1, nc);
|
|
}
|
|
else
|
|
prev_c = mb_c;
|
|
#endif
|
|
}
|
|
else // enc_dbcs
|
|
{
|
|
mb_l = MB_BYTE2LEN(c);
|
|
if (mb_l == 0) // at the NUL at end-of-line
|
|
mb_l = 1;
|
|
else if (mb_l > 1)
|
|
{
|
|
// We assume a second byte below 32 is illegal.
|
|
// Hopefully this is OK for all double-byte encodings!
|
|
if (ptr[1] >= 32)
|
|
mb_c = (c << 8) + ptr[1];
|
|
else
|
|
{
|
|
if (ptr[1] == NUL)
|
|
{
|
|
// head byte at end of line
|
|
mb_l = 1;
|
|
transchar_nonprint(wp->w_buffer, wlv.extra, c);
|
|
wlv.n_extra = (int)STRLEN(wlv.extra) - 1;
|
|
}
|
|
else
|
|
{
|
|
// illegal tail byte
|
|
mb_l = 2;
|
|
STRCPY(wlv.extra, "XX");
|
|
wlv.n_extra = 1;
|
|
}
|
|
wlv.p_extra = wlv.extra;
|
|
wlv.c_extra = NUL;
|
|
wlv.c_final = NUL;
|
|
c = *wlv.p_extra++;
|
|
if (area_attr == 0 && search_attr == 0)
|
|
{
|
|
n_attr = wlv.n_extra + 1;
|
|
wlv.extra_attr = hl_combine_attr(
|
|
wlv.win_attr, HL_ATTR(HLF_8));
|
|
// save current attr
|
|
saved_attr2 = wlv.char_attr;
|
|
}
|
|
mb_c = c;
|
|
}
|
|
}
|
|
}
|
|
// If a double-width char doesn't fit display a '>' in the
|
|
// last column; the character is displayed at the start of the
|
|
// next line.
|
|
if ((
|
|
# ifdef FEAT_RIGHTLEFT
|
|
wp->w_p_rl ? (wlv.col <= 0) :
|
|
# endif
|
|
(wlv.col >= wp->w_width - 1))
|
|
&& (*mb_char2cells)(mb_c) == 2)
|
|
{
|
|
c = '>';
|
|
mb_c = c;
|
|
mb_utf8 = FALSE;
|
|
mb_l = 1;
|
|
multi_attr = hl_combine_attr(wlv.win_attr, HL_ATTR(HLF_AT));
|
|
// Put pointer back so that the character will be
|
|
// displayed at the start of the next line.
|
|
--ptr;
|
|
#ifdef FEAT_CONCEAL
|
|
did_decrement_ptr = TRUE;
|
|
#endif
|
|
}
|
|
else if (*ptr != NUL)
|
|
ptr += mb_l - 1;
|
|
|
|
// If a double-width char doesn't fit at the left side display
|
|
// a '<' in the first column. Don't do this for unprintable
|
|
// characters.
|
|
if (skip_cells > 0 && mb_l > 1 && wlv.n_extra == 0)
|
|
{
|
|
wlv.n_extra = 1;
|
|
wlv.c_extra = MB_FILLER_CHAR;
|
|
wlv.c_final = NUL;
|
|
c = ' ';
|
|
if (area_attr == 0 && search_attr == 0)
|
|
{
|
|
n_attr = wlv.n_extra + 1;
|
|
wlv.extra_attr = hl_combine_attr(
|
|
wlv.win_attr, HL_ATTR(HLF_AT));
|
|
saved_attr2 = wlv.char_attr; // save current attr
|
|
}
|
|
mb_c = c;
|
|
mb_utf8 = FALSE;
|
|
mb_l = 1;
|
|
}
|
|
|
|
}
|
|
++ptr;
|
|
|
|
if (extra_check)
|
|
{
|
|
#ifdef FEAT_SPELL
|
|
// Check spelling (unless at the end of the line).
|
|
// Only do this when there is no syntax highlighting, the
|
|
// @Spell cluster is not used or the current syntax item
|
|
// contains the @Spell cluster.
|
|
v = (long)(ptr - line);
|
|
if (spv->spv_has_spell && v >= word_end && v > cur_checked_col)
|
|
{
|
|
spell_attr = 0;
|
|
// do not calculate cap_col at the end of the line or when
|
|
// only white space is following
|
|
if (c != 0 && (*skipwhite(prev_ptr) != NUL) && (
|
|
# ifdef FEAT_SYN_HL
|
|
!has_syntax ||
|
|
# endif
|
|
can_spell))
|
|
{
|
|
char_u *p;
|
|
int len;
|
|
hlf_T spell_hlf = HLF_COUNT;
|
|
|
|
if (has_mbyte)
|
|
v -= mb_l - 1;
|
|
|
|
// Use nextline[] if possible, it has the start of the
|
|
// next line concatenated.
|
|
if ((prev_ptr - line) - nextlinecol >= 0)
|
|
p = nextline + (prev_ptr - line) - nextlinecol;
|
|
else
|
|
p = prev_ptr;
|
|
spv->spv_cap_col -= (int)(prev_ptr - line);
|
|
len = spell_check(wp, p, &spell_hlf, &spv->spv_cap_col,
|
|
spv->spv_unchanged);
|
|
word_end = v + len;
|
|
|
|
// In Insert mode only highlight a word that
|
|
// doesn't touch the cursor.
|
|
if (spell_hlf != HLF_COUNT
|
|
&& (State & MODE_INSERT)
|
|
&& wp->w_cursor.lnum == lnum
|
|
&& wp->w_cursor.col >=
|
|
(colnr_T)(prev_ptr - line)
|
|
&& wp->w_cursor.col < (colnr_T)word_end)
|
|
{
|
|
spell_hlf = HLF_COUNT;
|
|
spell_redraw_lnum = lnum;
|
|
}
|
|
|
|
if (spell_hlf == HLF_COUNT && p != prev_ptr
|
|
&& (p - nextline) + len > nextline_idx)
|
|
{
|
|
// Remember that the good word continues at the
|
|
// start of the next line.
|
|
spv->spv_checked_lnum = lnum + 1;
|
|
spv->spv_checked_col = (p - nextline) + len
|
|
- nextline_idx;
|
|
}
|
|
|
|
// Turn index into actual attributes.
|
|
if (spell_hlf != HLF_COUNT)
|
|
spell_attr = highlight_attr[spell_hlf];
|
|
|
|
if (spv->spv_cap_col > 0)
|
|
{
|
|
if (p != prev_ptr
|
|
&& (p - nextline) + spv->spv_cap_col
|
|
>= nextline_idx)
|
|
{
|
|
// Remember that the word in the next line
|
|
// must start with a capital.
|
|
spv->spv_capcol_lnum = lnum + 1;
|
|
spv->spv_cap_col = ((p - nextline)
|
|
+ spv->spv_cap_col - nextline_idx);
|
|
}
|
|
else
|
|
// Compute the actual column.
|
|
spv->spv_cap_col += (prev_ptr - line);
|
|
}
|
|
}
|
|
}
|
|
if (spell_attr != 0)
|
|
{
|
|
if (!attr_pri)
|
|
wlv.char_attr = hl_combine_attr(wlv.char_attr,
|
|
spell_attr);
|
|
else
|
|
wlv.char_attr = hl_combine_attr(spell_attr,
|
|
wlv.char_attr);
|
|
}
|
|
#endif
|
|
#ifdef FEAT_LINEBREAK
|
|
// we don't want linebreak to apply for lines that start with
|
|
// leading spaces, followed by long letters (since it would add
|
|
// a break at the beginning of a line and this might be unexpected)
|
|
//
|
|
// So only allow to linebreak, once we have found chars not in
|
|
// 'breakat' in the line.
|
|
if ( wp->w_p_lbr && !wlv.need_lbr && c != NUL &&
|
|
!VIM_ISBREAK((int)*ptr))
|
|
wlv.need_lbr = TRUE;
|
|
#endif
|
|
#ifdef FEAT_LINEBREAK
|
|
// Found last space before word: check for line break.
|
|
if (wp->w_p_lbr && c0 == c && wlv.need_lbr
|
|
&& VIM_ISBREAK(c) && !VIM_ISBREAK((int)*ptr))
|
|
{
|
|
int mb_off = has_mbyte ? (*mb_head_off)(line, ptr - 1)
|
|
: 0;
|
|
char_u *p = ptr - (mb_off + 1);
|
|
chartabsize_T cts;
|
|
|
|
init_chartabsize_arg(&cts, wp, lnum, wlv.vcol
|
|
# ifdef FEAT_PROP_POPUP
|
|
- vcol_first_char,
|
|
# endif
|
|
line, p);
|
|
# ifdef FEAT_PROP_POPUP
|
|
// do not want virtual text counted here
|
|
cts.cts_has_prop_with_text = FALSE;
|
|
# endif
|
|
wlv.n_extra = win_lbr_chartabsize(&cts, NULL) - 1;
|
|
clear_chartabsize_arg(&cts);
|
|
|
|
if (on_last_col && c != TAB)
|
|
// Do not continue search/match highlighting over the
|
|
// line break, but for TABs the highlighting should
|
|
// include the complete width of the character
|
|
search_attr = 0;
|
|
|
|
if (c == TAB && wlv.n_extra + wlv.col > wp->w_width)
|
|
# ifdef FEAT_VARTABS
|
|
wlv.n_extra = tabstop_padding(wlv.vcol,
|
|
wp->w_buffer->b_p_ts,
|
|
wp->w_buffer->b_p_vts_array) - 1;
|
|
# else
|
|
wlv.n_extra = (int)wp->w_buffer->b_p_ts
|
|
- wlv.vcol % (int)wp->w_buffer->b_p_ts - 1;
|
|
# endif
|
|
|
|
wlv.c_extra = mb_off > 0 ? MB_FILLER_CHAR : ' ';
|
|
wlv.c_final = NUL;
|
|
# ifdef FEAT_PROP_POPUP
|
|
if (wlv.n_extra > 0 && c != TAB)
|
|
in_linebreak = TRUE;
|
|
# endif
|
|
if (VIM_ISWHITE(c))
|
|
{
|
|
# ifdef FEAT_CONCEAL
|
|
if (c == TAB)
|
|
// See "Tab alignment" below.
|
|
FIX_FOR_BOGUSCOLS;
|
|
# endif
|
|
if (!wp->w_p_list)
|
|
c = ' ';
|
|
}
|
|
}
|
|
#endif
|
|
if (wp->w_p_list)
|
|
{
|
|
in_multispace = c == ' ' && (*ptr == ' '
|
|
|| (prev_ptr > line && prev_ptr[-1] == ' '));
|
|
if (!in_multispace)
|
|
multispace_pos = 0;
|
|
}
|
|
|
|
// 'list': Change char 160 to 'nbsp' and space to 'space'
|
|
// setting in 'listchars'. But not when the character is
|
|
// followed by a composing character (use mb_l to check that).
|
|
if (wp->w_p_list
|
|
&& ((((c == 160 && mb_l == 1)
|
|
|| (mb_utf8
|
|
&& ((mb_c == 160 && mb_l == 2)
|
|
|| (mb_c == 0x202f && mb_l == 3))))
|
|
&& wp->w_lcs_chars.nbsp)
|
|
|| (c == ' '
|
|
&& mb_l == 1
|
|
&& (wp->w_lcs_chars.space
|
|
|| (in_multispace
|
|
&& wp->w_lcs_chars.multispace != NULL))
|
|
&& ptr - line >= leadcol
|
|
&& ptr - line <= trailcol)))
|
|
{
|
|
if (in_multispace && wp->w_lcs_chars.multispace != NULL)
|
|
{
|
|
c = wp->w_lcs_chars.multispace[multispace_pos++];
|
|
if (wp->w_lcs_chars.multispace[multispace_pos] == NUL)
|
|
multispace_pos = 0;
|
|
}
|
|
else
|
|
c = (c == ' ') ? wp->w_lcs_chars.space
|
|
: wp->w_lcs_chars.nbsp;
|
|
if (area_attr == 0 && search_attr == 0)
|
|
{
|
|
n_attr = 1;
|
|
wlv.extra_attr = hl_combine_attr(wlv.win_attr,
|
|
HL_ATTR(HLF_8));
|
|
saved_attr2 = wlv.char_attr; // save current attr
|
|
}
|
|
mb_c = c;
|
|
if (enc_utf8 && utf_char2len(c) > 1)
|
|
{
|
|
mb_utf8 = TRUE;
|
|
u8cc[0] = 0;
|
|
c = 0xc0;
|
|
}
|
|
else
|
|
mb_utf8 = FALSE;
|
|
}
|
|
|
|
if (c == ' ' && ((trailcol != MAXCOL && ptr > line + trailcol)
|
|
|| (leadcol != 0 && ptr < line + leadcol)))
|
|
{
|
|
if (leadcol != 0 && in_multispace && ptr < line + leadcol
|
|
&& wp->w_lcs_chars.leadmultispace != NULL)
|
|
{
|
|
c = wp->w_lcs_chars.leadmultispace[multispace_pos++];
|
|
if (wp->w_lcs_chars.leadmultispace[multispace_pos]
|
|
== NUL)
|
|
multispace_pos = 0;
|
|
}
|
|
|
|
else if (ptr > line + trailcol && wp->w_lcs_chars.trail)
|
|
c = wp->w_lcs_chars.trail;
|
|
|
|
else if (ptr < line + leadcol && wp->w_lcs_chars.lead)
|
|
c = wp->w_lcs_chars.lead;
|
|
|
|
else if (leadcol != 0 && wp->w_lcs_chars.space)
|
|
c = wp->w_lcs_chars.space;
|
|
|
|
|
|
if (!attr_pri)
|
|
{
|
|
n_attr = 1;
|
|
wlv.extra_attr = hl_combine_attr(wlv.win_attr,
|
|
HL_ATTR(HLF_8));
|
|
saved_attr2 = wlv.char_attr; // save current attr
|
|
}
|
|
mb_c = c;
|
|
if (enc_utf8 && utf_char2len(c) > 1)
|
|
{
|
|
mb_utf8 = TRUE;
|
|
u8cc[0] = 0;
|
|
c = 0xc0;
|
|
}
|
|
else
|
|
mb_utf8 = FALSE;
|
|
}
|
|
}
|
|
|
|
// Handling of non-printable characters.
|
|
if (!vim_isprintc(c))
|
|
{
|
|
// when getting a character from the file, we may have to
|
|
// turn it into something else on the way to putting it
|
|
// into "ScreenLines".
|
|
if (c == TAB && (!wp->w_p_list || wp->w_lcs_chars.tab1))
|
|
{
|
|
int tab_len = 0;
|
|
long vcol_adjusted = wlv.vcol; // removed showbreak len
|
|
#ifdef FEAT_LINEBREAK
|
|
char_u *sbr = get_showbreak_value(wp);
|
|
|
|
// only adjust the tab_len, when at the first column
|
|
// after the showbreak value was drawn
|
|
if (*sbr != NUL && wlv.vcol == wlv.vcol_sbr && wp->w_p_wrap)
|
|
vcol_adjusted = wlv.vcol - MB_CHARLEN(sbr);
|
|
#endif
|
|
// tab amount depends on current column
|
|
#ifdef FEAT_VARTABS
|
|
tab_len = tabstop_padding(vcol_adjusted,
|
|
wp->w_buffer->b_p_ts,
|
|
wp->w_buffer->b_p_vts_array) - 1;
|
|
#else
|
|
tab_len = (int)wp->w_buffer->b_p_ts
|
|
- vcol_adjusted % (int)wp->w_buffer->b_p_ts - 1;
|
|
#endif
|
|
|
|
#ifdef FEAT_LINEBREAK
|
|
if (!wp->w_p_lbr || !wp->w_p_list)
|
|
#endif
|
|
{
|
|
// tab amount depends on current column
|
|
wlv.n_extra = tab_len;
|
|
}
|
|
#ifdef FEAT_LINEBREAK
|
|
else
|
|
{
|
|
char_u *p;
|
|
int len;
|
|
int i;
|
|
int saved_nextra = wlv.n_extra;
|
|
|
|
# ifdef FEAT_CONCEAL
|
|
if (wlv.vcol_off_co > 0)
|
|
// there are characters to conceal
|
|
tab_len += wlv.vcol_off_co;
|
|
|
|
// boguscols before FIX_FOR_BOGUSCOLS macro from above
|
|
if (wp->w_p_list && wp->w_lcs_chars.tab1
|
|
&& old_boguscols > 0
|
|
&& wlv.n_extra > tab_len)
|
|
tab_len += wlv.n_extra - tab_len;
|
|
# endif
|
|
if (tab_len > 0)
|
|
{
|
|
// If wlv.n_extra > 0, it gives the number of chars
|
|
// to use for a tab, else we need to calculate the
|
|
// width for a tab.
|
|
int tab2_len = mb_char2len(wp->w_lcs_chars.tab2);
|
|
len = tab_len * tab2_len;
|
|
if (wp->w_lcs_chars.tab3)
|
|
len += mb_char2len(wp->w_lcs_chars.tab3)
|
|
- tab2_len;
|
|
if (wlv.n_extra > 0)
|
|
len += wlv.n_extra - tab_len;
|
|
c = wp->w_lcs_chars.tab1;
|
|
p = alloc(len + 1);
|
|
if (p == NULL)
|
|
wlv.n_extra = 0;
|
|
else
|
|
{
|
|
vim_memset(p, ' ', len);
|
|
p[len] = NUL;
|
|
vim_free(wlv.p_extra_free);
|
|
wlv.p_extra_free = p;
|
|
for (i = 0; i < tab_len; i++)
|
|
{
|
|
int lcs = wp->w_lcs_chars.tab2;
|
|
|
|
if (*p == NUL)
|
|
{
|
|
tab_len = i;
|
|
break;
|
|
}
|
|
|
|
// if tab3 is given, use it for the last
|
|
// char
|
|
if (wp->w_lcs_chars.tab3
|
|
&& i == tab_len - 1)
|
|
lcs = wp->w_lcs_chars.tab3;
|
|
p += mb_char2bytes(lcs, p);
|
|
wlv.n_extra += mb_char2len(lcs)
|
|
- (saved_nextra > 0 ? 1 : 0);
|
|
}
|
|
wlv.p_extra = wlv.p_extra_free;
|
|
# ifdef FEAT_CONCEAL
|
|
// n_extra will be increased by
|
|
// FIX_FOX_BOGUSCOLS macro below, so need to
|
|
// adjust for that here
|
|
if (wlv.vcol_off_co > 0)
|
|
wlv.n_extra -= wlv.vcol_off_co;
|
|
# endif
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
#ifdef FEAT_CONCEAL
|
|
{
|
|
int vc_saved = wlv.vcol_off_co;
|
|
|
|
// Tab alignment should be identical regardless of
|
|
// 'conceallevel' value. So tab compensates of all
|
|
// previous concealed characters, and thus resets
|
|
// vcol_off_co and boguscols accumulated so far in the
|
|
// line. Note that the tab can be longer than
|
|
// 'tabstop' when there are concealed characters.
|
|
FIX_FOR_BOGUSCOLS;
|
|
|
|
// Make sure, the highlighting for the tab char will be
|
|
// correctly set further below (effectively reverts the
|
|
// FIX_FOR_BOGUSCOLS macro).
|
|
if (wlv.n_extra == tab_len + vc_saved && wp->w_p_list
|
|
&& wp->w_lcs_chars.tab1)
|
|
tab_len += vc_saved;
|
|
}
|
|
#endif
|
|
mb_utf8 = FALSE; // don't draw as UTF-8
|
|
if (wp->w_p_list)
|
|
{
|
|
c = (wlv.n_extra == 0 && wp->w_lcs_chars.tab3)
|
|
? wp->w_lcs_chars.tab3
|
|
: wp->w_lcs_chars.tab1;
|
|
#ifdef FEAT_LINEBREAK
|
|
if (wp->w_p_lbr && wlv.p_extra != NULL
|
|
&& *wlv.p_extra != NUL)
|
|
wlv.c_extra = NUL; // using p_extra from above
|
|
else
|
|
#endif
|
|
wlv.c_extra = wp->w_lcs_chars.tab2;
|
|
wlv.c_final = wp->w_lcs_chars.tab3;
|
|
n_attr = tab_len + 1;
|
|
wlv.extra_attr = hl_combine_attr(wlv.win_attr,
|
|
HL_ATTR(HLF_8));
|
|
saved_attr2 = wlv.char_attr; // save current attr
|
|
mb_c = c;
|
|
if (enc_utf8 && utf_char2len(c) > 1)
|
|
{
|
|
mb_utf8 = TRUE;
|
|
u8cc[0] = 0;
|
|
c = 0xc0;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
wlv.c_final = NUL;
|
|
wlv.c_extra = ' ';
|
|
c = ' ';
|
|
}
|
|
}
|
|
else if (c == NUL
|
|
&& wlv.n_extra == 0
|
|
&& (wp->w_p_list
|
|
|| ((wlv.fromcol >= 0 || fromcol_prev >= 0)
|
|
&& wlv.tocol > wlv.vcol
|
|
&& VIsual_mode != Ctrl_V
|
|
&& (
|
|
# ifdef FEAT_RIGHTLEFT
|
|
wp->w_p_rl ? (wlv.col >= 0) :
|
|
# endif
|
|
(wlv.col < wp->w_width))
|
|
&& !(noinvcur
|
|
&& lnum == wp->w_cursor.lnum
|
|
&& (colnr_T)wlv.vcol == wp->w_virtcol)))
|
|
&& lcs_eol_one > 0)
|
|
{
|
|
// Display a '$' after the line or highlight an extra
|
|
// character if the line break is included.
|
|
#if defined(FEAT_DIFF) || defined(LINE_ATTR)
|
|
// For a diff line the highlighting continues after the
|
|
// "$".
|
|
if (
|
|
# ifdef FEAT_DIFF
|
|
wlv.diff_hlf == (hlf_T)0
|
|
# ifdef LINE_ATTR
|
|
&&
|
|
# endif
|
|
# endif
|
|
# ifdef LINE_ATTR
|
|
wlv.line_attr == 0
|
|
# endif
|
|
)
|
|
#endif
|
|
{
|
|
// In virtualedit, visual selections may extend
|
|
// beyond end of line.
|
|
if (!(area_highlighting && virtual_active()
|
|
&& wlv.tocol != MAXCOL
|
|
&& wlv.vcol < wlv.tocol))
|
|
wlv.p_extra = (char_u *)"";
|
|
wlv.n_extra = 0;
|
|
}
|
|
if (wp->w_p_list && wp->w_lcs_chars.eol > 0)
|
|
c = wp->w_lcs_chars.eol;
|
|
else
|
|
c = ' ';
|
|
lcs_eol_one = -1;
|
|
--ptr; // put it back at the NUL
|
|
if (!attr_pri)
|
|
{
|
|
wlv.extra_attr = hl_combine_attr(wlv.win_attr,
|
|
HL_ATTR(HLF_AT));
|
|
n_attr = 1;
|
|
}
|
|
mb_c = c;
|
|
if (enc_utf8 && utf_char2len(c) > 1)
|
|
{
|
|
mb_utf8 = TRUE;
|
|
u8cc[0] = 0;
|
|
c = 0xc0;
|
|
}
|
|
else
|
|
mb_utf8 = FALSE; // don't draw as UTF-8
|
|
}
|
|
else if (c != NUL)
|
|
{
|
|
wlv.p_extra = transchar_buf(wp->w_buffer, c);
|
|
if (wlv.n_extra == 0)
|
|
wlv.n_extra = byte2cells(c) - 1;
|
|
#ifdef FEAT_RIGHTLEFT
|
|
if ((dy_flags & DY_UHEX) && wp->w_p_rl)
|
|
rl_mirror(wlv.p_extra); // reverse "<12>"
|
|
#endif
|
|
wlv.c_extra = NUL;
|
|
wlv.c_final = NUL;
|
|
#ifdef FEAT_LINEBREAK
|
|
if (wp->w_p_lbr)
|
|
{
|
|
char_u *p;
|
|
|
|
c = *wlv.p_extra;
|
|
p = alloc(wlv.n_extra + 1);
|
|
if (p == NULL)
|
|
wlv.n_extra = 0;
|
|
else
|
|
{
|
|
vim_memset(p, ' ', wlv.n_extra);
|
|
STRNCPY(p, wlv.p_extra + 1, STRLEN(wlv.p_extra) - 1);
|
|
p[wlv.n_extra] = NUL;
|
|
vim_free(wlv.p_extra_free);
|
|
wlv.p_extra_free = wlv.p_extra = p;
|
|
}
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
wlv.n_extra = byte2cells(c) - 1;
|
|
c = *wlv.p_extra++;
|
|
}
|
|
if (!attr_pri)
|
|
{
|
|
n_attr = wlv.n_extra + 1;
|
|
wlv.extra_attr = hl_combine_attr(wlv.win_attr,
|
|
HL_ATTR(HLF_8));
|
|
#ifdef FEAT_PROP_POPUP
|
|
if (text_prop_type != NULL &&
|
|
text_prop_flags & PT_FLAG_OVERRIDE)
|
|
wlv.extra_attr = hl_combine_attr(text_prop_attr, wlv.extra_attr);
|
|
#endif
|
|
|
|
saved_attr2 = wlv.char_attr; // save current attr
|
|
}
|
|
mb_utf8 = FALSE; // don't draw as UTF-8
|
|
}
|
|
else if (VIsual_active
|
|
&& (VIsual_mode == Ctrl_V
|
|
|| VIsual_mode == 'v')
|
|
&& virtual_active()
|
|
&& wlv.tocol != MAXCOL
|
|
&& wlv.vcol < wlv.tocol
|
|
&& (
|
|
#ifdef FEAT_RIGHTLEFT
|
|
wp->w_p_rl ? (wlv.col >= 0) :
|
|
#endif
|
|
(wlv.col < wp->w_width)))
|
|
{
|
|
c = ' ';
|
|
--ptr; // put it back at the NUL
|
|
}
|
|
#if defined(LINE_ATTR)
|
|
else if ((
|
|
# ifdef FEAT_DIFF
|
|
wlv.diff_hlf != (hlf_T)0 ||
|
|
# endif
|
|
# ifdef FEAT_TERMINAL
|
|
wlv.win_attr != 0 ||
|
|
# endif
|
|
wlv.line_attr != 0
|
|
) && (
|
|
# ifdef FEAT_RIGHTLEFT
|
|
wp->w_p_rl ? (wlv.col >= 0) :
|
|
# endif
|
|
(wlv.col
|
|
# ifdef FEAT_CONCEAL
|
|
- wlv.boguscols
|
|
# endif
|
|
< wp->w_width)))
|
|
{
|
|
// Highlight until the right side of the window
|
|
c = ' ';
|
|
--ptr; // put it back at the NUL
|
|
|
|
// Remember we do the char for line highlighting.
|
|
++did_line_attr;
|
|
|
|
// don't do search HL for the rest of the line
|
|
if (wlv.line_attr != 0 && wlv.char_attr == search_attr
|
|
&& (did_line_attr > 1
|
|
|| (wp->w_p_list &&
|
|
wp->w_lcs_chars.eol > 0)))
|
|
wlv.char_attr = wlv.line_attr;
|
|
#ifdef FEAT_SIGNS
|
|
// At end of line: if Sign is present with line highlight, reset char_attr
|
|
// but not when cursorline is active
|
|
if (sign_present && wlv.sattr.sat_linehl > 0 && wlv.draw_state == WL_LINE
|
|
&& !(wp->w_p_cul && lnum == wp->w_cursor.lnum))
|
|
wlv.char_attr = wlv.sattr.sat_linehl;
|
|
#endif
|
|
# ifdef FEAT_DIFF
|
|
if (wlv.diff_hlf == HLF_TXD)
|
|
{
|
|
wlv.diff_hlf = HLF_CHD;
|
|
if (vi_attr == 0 || wlv.char_attr != vi_attr)
|
|
{
|
|
wlv.char_attr = HL_ATTR(wlv.diff_hlf);
|
|
if (wp->w_p_cul && lnum == wp->w_cursor.lnum
|
|
&& wp->w_p_culopt_flags != CULOPT_NBR
|
|
&& (!wlv.cul_screenline
|
|
|| (wlv.vcol >= left_curline_col
|
|
&& wlv.vcol <= right_curline_col)))
|
|
wlv.char_attr = hl_combine_attr(
|
|
wlv.char_attr, HL_ATTR(HLF_CUL));
|
|
}
|
|
}
|
|
# endif
|
|
# ifdef FEAT_TERMINAL
|
|
if (wlv.win_attr != 0)
|
|
{
|
|
wlv.char_attr = wlv.win_attr;
|
|
if (wp->w_p_cul && lnum == wp->w_cursor.lnum
|
|
&& wp->w_p_culopt_flags != CULOPT_NBR)
|
|
{
|
|
if (!wlv.cul_screenline
|
|
|| (wlv.vcol >= left_curline_col
|
|
&& wlv.vcol <= right_curline_col))
|
|
wlv.char_attr = hl_combine_attr(
|
|
wlv.char_attr, HL_ATTR(HLF_CUL));
|
|
}
|
|
else if (wlv.line_attr)
|
|
wlv.char_attr = hl_combine_attr(
|
|
wlv.char_attr, wlv.line_attr);
|
|
}
|
|
# endif
|
|
}
|
|
#endif
|
|
}
|
|
|
|
#ifdef FEAT_CONCEAL
|
|
if ( wp->w_p_cole > 0
|
|
&& (wp != curwin || lnum != wp->w_cursor.lnum
|
|
|| conceal_cursor_line(wp))
|
|
&& ((syntax_flags & HL_CONCEAL) != 0 || has_match_conc > 0)
|
|
&& !(lnum_in_visual_area
|
|
&& vim_strchr(wp->w_p_cocu, 'v') == NULL))
|
|
{
|
|
wlv.char_attr = conceal_attr;
|
|
if (((prev_syntax_id != syntax_seqnr
|
|
&& (syntax_flags & HL_CONCEAL) != 0)
|
|
|| has_match_conc > 1)
|
|
&& (syn_get_sub_char() != NUL
|
|
|| (has_match_conc && match_conc)
|
|
|| wp->w_p_cole == 1)
|
|
&& wp->w_p_cole != 3)
|
|
{
|
|
// First time at this concealed item: display one
|
|
// character.
|
|
if (has_match_conc && match_conc)
|
|
c = match_conc;
|
|
else if (syn_get_sub_char() != NUL)
|
|
c = syn_get_sub_char();
|
|
else if (wp->w_lcs_chars.conceal != NUL)
|
|
c = wp->w_lcs_chars.conceal;
|
|
else
|
|
c = ' ';
|
|
|
|
if (has_mbyte && (*mb_char2cells)(mb_c) > 1)
|
|
// When the first char to be concealed is double-width,
|
|
// need to advance one more virtual column.
|
|
wlv.n_extra++;
|
|
|
|
mb_c = c;
|
|
if (enc_utf8 && utf_char2len(c) > 1)
|
|
{
|
|
mb_utf8 = TRUE;
|
|
u8cc[0] = 0;
|
|
c = 0xc0;
|
|
}
|
|
else
|
|
mb_utf8 = FALSE; // don't draw as UTF-8
|
|
|
|
prev_syntax_id = syntax_seqnr;
|
|
|
|
if (wlv.n_extra > 0)
|
|
wlv.vcol_off_co += wlv.n_extra;
|
|
wlv.vcol += wlv.n_extra;
|
|
if (wp->w_p_wrap && wlv.n_extra > 0)
|
|
{
|
|
# ifdef FEAT_RIGHTLEFT
|
|
if (wp->w_p_rl)
|
|
{
|
|
wlv.col -= wlv.n_extra;
|
|
wlv.boguscols -= wlv.n_extra;
|
|
}
|
|
else
|
|
# endif
|
|
{
|
|
wlv.boguscols += wlv.n_extra;
|
|
wlv.col += wlv.n_extra;
|
|
}
|
|
}
|
|
wlv.n_extra = 0;
|
|
n_attr = 0;
|
|
}
|
|
else if (skip_cells == 0)
|
|
{
|
|
is_concealing = TRUE;
|
|
skip_cells = 1;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
prev_syntax_id = 0;
|
|
is_concealing = FALSE;
|
|
}
|
|
|
|
if (skip_cells > 0 && did_decrement_ptr)
|
|
// not showing the '>', put pointer back to avoid getting stuck
|
|
++ptr;
|
|
|
|
#endif // FEAT_CONCEAL
|
|
}
|
|
|
|
#ifdef FEAT_CONCEAL
|
|
// In the cursor line and we may be concealing characters: correct
|
|
// the cursor column when we reach its position.
|
|
// With 'virtualedit' we may never reach cursor position, but we still
|
|
// need to correct the cursor column, so do that at end of line.
|
|
if (!did_wcol && wlv.draw_state == WL_LINE
|
|
&& in_curline && conceal_cursor_line(wp)
|
|
&& (wlv.vcol + skip_cells >= wp->w_virtcol || c == NUL))
|
|
{
|
|
# ifdef FEAT_RIGHTLEFT
|
|
if (wp->w_p_rl)
|
|
wp->w_wcol = wp->w_width - wlv.col + wlv.boguscols - 1;
|
|
else
|
|
# endif
|
|
wp->w_wcol = wlv.col - wlv.boguscols;
|
|
if (wlv.vcol + skip_cells < wp->w_virtcol)
|
|
// Cursor beyond end of the line with 'virtualedit'.
|
|
wp->w_wcol += wp->w_virtcol - wlv.vcol - skip_cells;
|
|
wp->w_wrow = wlv.row;
|
|
did_wcol = TRUE;
|
|
curwin->w_valid |= VALID_WCOL|VALID_WROW|VALID_VIRTCOL;
|
|
# ifdef FEAT_PROP_POPUP
|
|
curwin->w_flags &= ~(WFLAG_WCOL_OFF_ADDED | WFLAG_WROW_OFF_ADDED);
|
|
# endif
|
|
}
|
|
#endif
|
|
|
|
// Use "wlv.extra_attr", but don't override visual selection
|
|
// highlighting, unless text property overrides.
|
|
// Don't use "wlv.extra_attr" until wlv.n_attr_skip is zero.
|
|
if (wlv.n_attr_skip == 0 && n_attr > 0
|
|
&& wlv.draw_state == WL_LINE
|
|
&& (!attr_pri
|
|
#ifdef FEAT_PROP_POPUP
|
|
|| (text_prop_flags & PT_FLAG_OVERRIDE)
|
|
#endif
|
|
))
|
|
{
|
|
#ifdef LINE_ATTR
|
|
if (wlv.line_attr)
|
|
wlv.char_attr = hl_combine_attr(wlv.line_attr, wlv.extra_attr);
|
|
else
|
|
#endif
|
|
wlv.char_attr = wlv.extra_attr;
|
|
#ifdef FEAT_PROP_POPUP
|
|
if (reset_extra_attr)
|
|
{
|
|
reset_extra_attr = FALSE;
|
|
wlv.extra_attr = 0;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
#if defined(FEAT_XIM) && defined(FEAT_GUI_GTK)
|
|
// XIM don't send preedit_start and preedit_end, but they send
|
|
// preedit_changed and commit. Thus Vim can't set "im_is_active", use
|
|
// im_is_preediting() here.
|
|
if (p_imst == IM_ON_THE_SPOT
|
|
&& xic != NULL
|
|
&& lnum == wp->w_cursor.lnum
|
|
&& (State & MODE_INSERT)
|
|
&& !p_imdisable
|
|
&& im_is_preediting()
|
|
&& wlv.draw_state == WL_LINE)
|
|
{
|
|
colnr_T tcol;
|
|
|
|
if (preedit_end_col == MAXCOL)
|
|
getvcol(curwin, &(wp->w_cursor), &tcol, NULL, NULL);
|
|
else
|
|
tcol = preedit_end_col;
|
|
if ((long)preedit_start_col <= wlv.vcol && wlv.vcol < (long)tcol)
|
|
{
|
|
if (feedback_old_attr < 0)
|
|
{
|
|
feedback_col = 0;
|
|
feedback_old_attr = wlv.char_attr;
|
|
}
|
|
wlv.char_attr = im_get_feedback_attr(feedback_col);
|
|
if (wlv.char_attr < 0)
|
|
wlv.char_attr = feedback_old_attr;
|
|
feedback_col++;
|
|
}
|
|
else if (feedback_old_attr >= 0)
|
|
{
|
|
wlv.char_attr = feedback_old_attr;
|
|
feedback_old_attr = -1;
|
|
feedback_col = 0;
|
|
}
|
|
}
|
|
#endif
|
|
// Handle the case where we are in column 0 but not on the first
|
|
// character of the line and the user wants us to show us a
|
|
// special character (via 'listchars' option "precedes:<char>").
|
|
if (lcs_prec_todo != NUL
|
|
&& wp->w_p_list
|
|
&& (wp->w_p_wrap ? (wp->w_skipcol > 0 && wlv.row == 0)
|
|
: wp->w_leftcol > 0)
|
|
#ifdef FEAT_DIFF
|
|
&& wlv.filler_todo <= 0
|
|
#endif
|
|
&& wlv.draw_state > WL_NR
|
|
&& skip_cells <= 0
|
|
&& c != NUL)
|
|
{
|
|
c = wp->w_lcs_chars.prec;
|
|
lcs_prec_todo = NUL;
|
|
if (has_mbyte && (*mb_char2cells)(mb_c) > 1)
|
|
{
|
|
// Double-width character being overwritten by the "precedes"
|
|
// character, need to fill up half the character.
|
|
wlv.c_extra = MB_FILLER_CHAR;
|
|
wlv.c_final = NUL;
|
|
wlv.n_extra = 1;
|
|
n_attr = 2;
|
|
wlv.extra_attr =
|
|
hl_combine_attr(wlv.win_attr, HL_ATTR(HLF_AT));
|
|
}
|
|
mb_c = c;
|
|
if (enc_utf8 && utf_char2len(c) > 1)
|
|
{
|
|
mb_utf8 = TRUE;
|
|
u8cc[0] = 0;
|
|
c = 0xc0;
|
|
}
|
|
else
|
|
mb_utf8 = FALSE; // don't draw as UTF-8
|
|
if (!attr_pri)
|
|
{
|
|
saved_attr3 = wlv.char_attr; // save current attr
|
|
wlv.char_attr = hl_combine_attr(wlv.win_attr, HL_ATTR(HLF_AT));
|
|
n_attr3 = 1;
|
|
}
|
|
}
|
|
|
|
// At end of the text line or just after the last character.
|
|
if ((c == NUL
|
|
#if defined(LINE_ATTR)
|
|
|| did_line_attr == 1
|
|
#endif
|
|
) && wlv.eol_hl_off == 0)
|
|
{
|
|
#ifdef FEAT_SEARCH_EXTRA
|
|
// flag to indicate whether prevcol equals startcol of search_hl or
|
|
// one of the matches
|
|
int prevcol_hl_flag = get_prevcol_hl_flag(wp, &screen_search_hl,
|
|
(long)(ptr - line) - (c == NUL));
|
|
#endif
|
|
// Invert at least one char, used for Visual and empty line or
|
|
// highlight match at end of line. If it's beyond the last
|
|
// char on the screen, just overwrite that one (tricky!) Not
|
|
// needed when a '$' was displayed for 'list'.
|
|
if (wp->w_lcs_chars.eol == lcs_eol_one
|
|
&& ((area_attr != 0 && wlv.vcol == wlv.fromcol
|
|
&& (VIsual_mode != Ctrl_V
|
|
|| lnum == VIsual.lnum
|
|
|| lnum == curwin->w_cursor.lnum)
|
|
&& c == NUL)
|
|
#ifdef FEAT_SEARCH_EXTRA
|
|
// highlight 'hlsearch' match at end of line
|
|
|| (prevcol_hl_flag
|
|
# ifdef FEAT_SYN_HL
|
|
&& !(wp->w_p_cul && lnum == wp->w_cursor.lnum
|
|
&& !(wp == curwin && VIsual_active))
|
|
# endif
|
|
# ifdef FEAT_DIFF
|
|
&& wlv.diff_hlf == (hlf_T)0
|
|
# endif
|
|
# if defined(LINE_ATTR)
|
|
&& did_line_attr <= 1
|
|
# endif
|
|
)
|
|
#endif
|
|
))
|
|
{
|
|
int n = 0;
|
|
|
|
#ifdef FEAT_RIGHTLEFT
|
|
if (wp->w_p_rl)
|
|
{
|
|
if (wlv.col < 0)
|
|
n = 1;
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
if (wlv.col >= wp->w_width)
|
|
n = -1;
|
|
}
|
|
if (n != 0)
|
|
{
|
|
// At the window boundary, highlight the last character
|
|
// instead (better than nothing).
|
|
wlv.off += n;
|
|
wlv.col += n;
|
|
}
|
|
else
|
|
{
|
|
// Add a blank character to highlight.
|
|
ScreenLines[wlv.off] = ' ';
|
|
if (enc_utf8)
|
|
ScreenLinesUC[wlv.off] = 0;
|
|
}
|
|
#ifdef FEAT_SEARCH_EXTRA
|
|
if (area_attr == 0)
|
|
{
|
|
// Use attributes from match with highest priority among
|
|
// 'search_hl' and the match list.
|
|
get_search_match_hl(wp, &screen_search_hl,
|
|
(long)(ptr - line), &wlv.char_attr);
|
|
}
|
|
#endif
|
|
ScreenAttrs[wlv.off] = wlv.char_attr;
|
|
ScreenCols[wlv.off] = wlv.vcol;
|
|
#ifdef FEAT_RIGHTLEFT
|
|
if (wp->w_p_rl)
|
|
{
|
|
--wlv.col;
|
|
--wlv.off;
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
++wlv.col;
|
|
++wlv.off;
|
|
}
|
|
++wlv.vcol;
|
|
wlv.eol_hl_off = 1;
|
|
}
|
|
}
|
|
|
|
// At end of the text line.
|
|
if (c == NUL)
|
|
{
|
|
#ifdef FEAT_PROP_POPUP
|
|
if (text_prop_follows)
|
|
{
|
|
// Put the pointer back to the NUL.
|
|
--ptr;
|
|
c = ' ';
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
draw_screen_line(wp, &wlv);
|
|
|
|
// Update w_cline_height and w_cline_folded if the cursor line
|
|
// was updated (saves a call to plines() later).
|
|
if (in_curline)
|
|
{
|
|
curwin->w_cline_row = startrow;
|
|
curwin->w_cline_height = wlv.row - startrow;
|
|
#ifdef FEAT_FOLDING
|
|
curwin->w_cline_folded = FALSE;
|
|
#endif
|
|
curwin->w_valid |= (VALID_CHEIGHT|VALID_CROW);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Show "extends" character from 'listchars' if beyond the line end and
|
|
// 'list' is set.
|
|
if (wp->w_lcs_chars.ext != NUL
|
|
&& wlv.draw_state == WL_LINE
|
|
&& wp->w_p_list
|
|
&& !wp->w_p_wrap
|
|
#ifdef FEAT_DIFF
|
|
&& wlv.filler_todo <= 0
|
|
#endif
|
|
&& (
|
|
#ifdef FEAT_RIGHTLEFT
|
|
wp->w_p_rl ? wlv.col == 0 :
|
|
#endif
|
|
wlv.col == wp->w_width - 1)
|
|
&& (*ptr != NUL
|
|
|| lcs_eol_one > 0
|
|
|| (wlv.n_extra > 0 && (wlv.c_extra != NUL
|
|
|| *wlv.p_extra != NUL))
|
|
#ifdef FEAT_PROP_POPUP
|
|
|| text_prop_next <= last_textprop_text_idx
|
|
#endif
|
|
))
|
|
{
|
|
c = wp->w_lcs_chars.ext;
|
|
wlv.char_attr = hl_combine_attr(wlv.win_attr, HL_ATTR(HLF_AT));
|
|
mb_c = c;
|
|
if (enc_utf8 && utf_char2len(c) > 1)
|
|
{
|
|
mb_utf8 = TRUE;
|
|
u8cc[0] = 0;
|
|
c = 0xc0;
|
|
}
|
|
else
|
|
mb_utf8 = FALSE;
|
|
}
|
|
|
|
#ifdef FEAT_SYN_HL
|
|
// advance to the next 'colorcolumn'
|
|
if (wlv.draw_color_col)
|
|
wlv.draw_color_col = advance_color_col(VCOL_HLC, &wlv.color_cols);
|
|
|
|
// Highlight the cursor column if 'cursorcolumn' is set. But don't
|
|
// highlight the cursor position itself.
|
|
// Also highlight the 'colorcolumn' if it is different than
|
|
// 'cursorcolumn'
|
|
// Also highlight the 'colorcolumn' if 'breakindent' and/or 'showbreak'
|
|
// options are set
|
|
vcol_save_attr = -1;
|
|
if (((wlv.draw_state == WL_LINE
|
|
|| wlv.draw_state == WL_BRI
|
|
|| wlv.draw_state == WL_SBR)
|
|
&& !lnum_in_visual_area
|
|
&& search_attr == 0
|
|
&& area_attr == 0)
|
|
# ifdef FEAT_DIFF
|
|
&& wlv.filler_todo <= 0
|
|
# endif
|
|
)
|
|
{
|
|
if (wp->w_p_cuc && VCOL_HLC == (long)wp->w_virtcol
|
|
&& lnum != wp->w_cursor.lnum)
|
|
{
|
|
vcol_save_attr = wlv.char_attr;
|
|
wlv.char_attr = hl_combine_attr(wlv.char_attr,
|
|
HL_ATTR(HLF_CUC));
|
|
}
|
|
else if (wlv.draw_color_col && VCOL_HLC == *wlv.color_cols)
|
|
{
|
|
vcol_save_attr = wlv.char_attr;
|
|
wlv.char_attr = hl_combine_attr(wlv.char_attr, HL_ATTR(HLF_MC));
|
|
}
|
|
}
|
|
#endif
|
|
|
|
if (wlv.draw_state == WL_LINE)
|
|
vcol_prev = wlv.vcol;
|
|
|
|
// Store character to be displayed.
|
|
// Skip characters that are left of the screen for 'nowrap'.
|
|
if (wlv.draw_state < WL_LINE || skip_cells <= 0)
|
|
{
|
|
// Store the character.
|
|
#if defined(FEAT_RIGHTLEFT)
|
|
if (has_mbyte && wp->w_p_rl && (*mb_char2cells)(mb_c) > 1)
|
|
{
|
|
// A double-wide character is: put first half in left cell.
|
|
--wlv.off;
|
|
--wlv.col;
|
|
}
|
|
#endif
|
|
ScreenLines[wlv.off] = c;
|
|
if (enc_dbcs == DBCS_JPNU)
|
|
{
|
|
if ((mb_c & 0xff00) == 0x8e00)
|
|
ScreenLines[wlv.off] = 0x8e;
|
|
ScreenLines2[wlv.off] = mb_c & 0xff;
|
|
}
|
|
else if (enc_utf8)
|
|
{
|
|
if (mb_utf8)
|
|
{
|
|
int i;
|
|
|
|
ScreenLinesUC[wlv.off] = mb_c;
|
|
if ((c & 0xff) == 0)
|
|
ScreenLines[wlv.off] = 0x80; // avoid storing zero
|
|
for (i = 0; i < Screen_mco; ++i)
|
|
{
|
|
ScreenLinesC[i][wlv.off] = u8cc[i];
|
|
if (u8cc[i] == 0)
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
ScreenLinesUC[wlv.off] = 0;
|
|
}
|
|
if (multi_attr)
|
|
{
|
|
ScreenAttrs[wlv.off] = multi_attr;
|
|
multi_attr = 0;
|
|
}
|
|
else
|
|
ScreenAttrs[wlv.off] = wlv.char_attr;
|
|
|
|
if (wlv.draw_state > WL_NR
|
|
#ifdef FEAT_DIFF
|
|
&& wlv.filler_todo <= 0
|
|
#endif
|
|
)
|
|
ScreenCols[wlv.off] = wlv.vcol;
|
|
else
|
|
ScreenCols[wlv.off] = -1;
|
|
|
|
if (has_mbyte && (*mb_char2cells)(mb_c) > 1)
|
|
{
|
|
// Need to fill two screen columns.
|
|
++wlv.off;
|
|
++wlv.col;
|
|
if (enc_utf8)
|
|
// UTF-8: Put a 0 in the second screen char.
|
|
ScreenLines[wlv.off] = 0;
|
|
else
|
|
// DBCS: Put second byte in the second screen char.
|
|
ScreenLines[wlv.off] = mb_c & 0xff;
|
|
|
|
if (wlv.draw_state > WL_NR
|
|
#ifdef FEAT_DIFF
|
|
&& wlv.filler_todo <= 0
|
|
#endif
|
|
)
|
|
ScreenCols[wlv.off] = ++wlv.vcol;
|
|
else
|
|
ScreenCols[wlv.off] = -1;
|
|
|
|
// When "wlv.tocol" is halfway a character, set it to the end
|
|
// of the character, otherwise highlighting won't stop.
|
|
if (wlv.tocol == wlv.vcol)
|
|
++wlv.tocol;
|
|
|
|
#ifdef FEAT_RIGHTLEFT
|
|
if (wp->w_p_rl)
|
|
{
|
|
// now it's time to backup one cell
|
|
--wlv.off;
|
|
--wlv.col;
|
|
}
|
|
#endif
|
|
}
|
|
#ifdef FEAT_RIGHTLEFT
|
|
if (wp->w_p_rl)
|
|
{
|
|
--wlv.off;
|
|
--wlv.col;
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
++wlv.off;
|
|
++wlv.col;
|
|
}
|
|
}
|
|
#ifdef FEAT_CONCEAL
|
|
else if (wp->w_p_cole > 0 && is_concealing)
|
|
{
|
|
int concealed_wide = has_mbyte && (*mb_char2cells)(mb_c) > 1;
|
|
|
|
--skip_cells;
|
|
++wlv.vcol_off_co;
|
|
if (concealed_wide)
|
|
{
|
|
// When a double-width char is concealed,
|
|
// need to advance one more virtual column.
|
|
++wlv.vcol;
|
|
++wlv.vcol_off_co;
|
|
}
|
|
|
|
if (wlv.n_extra > 0)
|
|
wlv.vcol_off_co += wlv.n_extra;
|
|
|
|
if (wp->w_p_wrap)
|
|
{
|
|
// Special voodoo required if 'wrap' is on.
|
|
//
|
|
// Advance the column indicator to force the line
|
|
// drawing to wrap early. This will make the line
|
|
// take up the same screen space when parts are concealed,
|
|
// so that cursor line computations aren't messed up.
|
|
//
|
|
// To avoid the fictitious advance of 'wlv.col' causing
|
|
// trailing junk to be written out of the screen line
|
|
// we are building, 'boguscols' keeps track of the number
|
|
// of bad columns we have advanced.
|
|
if (wlv.n_extra > 0)
|
|
{
|
|
wlv.vcol += wlv.n_extra;
|
|
# ifdef FEAT_RIGHTLEFT
|
|
if (wp->w_p_rl)
|
|
{
|
|
wlv.col -= wlv.n_extra;
|
|
wlv.boguscols -= wlv.n_extra;
|
|
}
|
|
else
|
|
# endif
|
|
{
|
|
wlv.col += wlv.n_extra;
|
|
wlv.boguscols += wlv.n_extra;
|
|
}
|
|
wlv.n_extra = 0;
|
|
n_attr = 0;
|
|
}
|
|
|
|
if (concealed_wide)
|
|
{
|
|
// Need to fill two screen columns.
|
|
# ifdef FEAT_RIGHTLEFT
|
|
if (wp->w_p_rl)
|
|
{
|
|
--wlv.boguscols;
|
|
--wlv.col;
|
|
}
|
|
else
|
|
# endif
|
|
{
|
|
++wlv.boguscols;
|
|
++wlv.col;
|
|
}
|
|
}
|
|
|
|
# ifdef FEAT_RIGHTLEFT
|
|
if (wp->w_p_rl)
|
|
{
|
|
--wlv.boguscols;
|
|
--wlv.col;
|
|
}
|
|
else
|
|
# endif
|
|
{
|
|
++wlv.boguscols;
|
|
++wlv.col;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (wlv.n_extra > 0)
|
|
{
|
|
wlv.vcol += wlv.n_extra;
|
|
wlv.n_extra = 0;
|
|
n_attr = 0;
|
|
}
|
|
}
|
|
|
|
}
|
|
#endif // FEAT_CONCEAL
|
|
else
|
|
--skip_cells;
|
|
|
|
if (wlv.draw_state > WL_NR && skipped_cells > 0)
|
|
{
|
|
wlv.vcol += skipped_cells;
|
|
skipped_cells = 0;
|
|
}
|
|
|
|
// Only advance the "wlv.vcol" when after the 'number' or
|
|
// 'relativenumber' column.
|
|
if (wlv.draw_state > WL_NR
|
|
#ifdef FEAT_DIFF
|
|
&& wlv.filler_todo <= 0
|
|
#endif
|
|
)
|
|
++wlv.vcol;
|
|
|
|
#ifdef FEAT_SYN_HL
|
|
if (vcol_save_attr >= 0)
|
|
wlv.char_attr = vcol_save_attr;
|
|
#endif
|
|
|
|
// restore attributes after "precedes" in 'listchars'
|
|
if (wlv.draw_state > WL_NR && n_attr3 > 0 && --n_attr3 == 0)
|
|
wlv.char_attr = saved_attr3;
|
|
|
|
// restore attributes after last 'listchars' or 'number' char
|
|
if (n_attr > 0 && wlv.draw_state == WL_LINE
|
|
&& wlv.n_attr_skip == 0 && --n_attr == 0)
|
|
wlv.char_attr = saved_attr2;
|
|
if (wlv.n_attr_skip > 0)
|
|
--wlv.n_attr_skip;
|
|
|
|
// At end of screen line and there is more to come: Display the line
|
|
// so far. If there is no more to display it is caught above.
|
|
if ((
|
|
#ifdef FEAT_RIGHTLEFT
|
|
wp->w_p_rl ? (wlv.col < 0) :
|
|
#endif
|
|
(wlv.col >= wp->w_width))
|
|
&& (wlv.draw_state != WL_LINE
|
|
|| *ptr != NUL
|
|
#ifdef FEAT_DIFF
|
|
|| wlv.filler_todo > 0
|
|
#endif
|
|
#ifdef FEAT_PROP_POPUP
|
|
|| text_prop_above || text_prop_follows
|
|
|| text_prop_next <= last_textprop_text_idx
|
|
#endif
|
|
|| (wp->w_p_list && wp->w_lcs_chars.eol != NUL
|
|
&& lcs_eol_one != -1)
|
|
|| (wlv.n_extra != 0 && (wlv.c_extra != NUL
|
|
|| *wlv.p_extra != NUL)))
|
|
)
|
|
{
|
|
#ifdef FEAT_CONCEAL
|
|
wlv.col -= wlv.boguscols;
|
|
// Apply 'cursorline' and 'wincolor' highlight.
|
|
if (wlv.boguscols != 0 && (
|
|
# ifdef LINE_ATTR
|
|
wlv.line_attr != 0 ||
|
|
# endif
|
|
wlv.win_attr != 0
|
|
)
|
|
)
|
|
{
|
|
int attr = wlv.win_attr;
|
|
# ifdef LINE_ATTR
|
|
if (wlv.line_attr != 0)
|
|
attr = hl_combine_attr(attr, wlv.line_attr);
|
|
# endif
|
|
while ((
|
|
# ifdef FEAT_RIGHTLEFT
|
|
wp->w_p_rl ? wlv.col >= 0 :
|
|
# endif
|
|
wlv.col < wp->w_width))
|
|
{
|
|
ScreenLines[wlv.off] = ' ';
|
|
if (enc_utf8)
|
|
ScreenLinesUC[wlv.off] = 0;
|
|
ScreenAttrs[wlv.off] = attr;
|
|
ScreenCols[wlv.off] = wlv.vcol - 1;
|
|
# ifdef FEAT_RIGHTLEFT
|
|
if (wp->w_p_rl)
|
|
{
|
|
wlv.off--;
|
|
wlv.col--;
|
|
wlv.boguscols++;
|
|
}
|
|
else
|
|
# endif
|
|
{
|
|
wlv.off++;
|
|
wlv.col++;
|
|
wlv.boguscols--;
|
|
}
|
|
}
|
|
}
|
|
wlv_screen_line(wp, &wlv, TRUE);
|
|
wlv.col += wlv.boguscols;
|
|
wlv.boguscols = 0;
|
|
wlv.vcol_off_co = 0;
|
|
#else
|
|
wlv_screen_line(wp, &wlv, TRUE);
|
|
#endif
|
|
++wlv.row;
|
|
++wlv.screen_row;
|
|
|
|
// When not wrapping and finished diff lines, break here.
|
|
if (!wp->w_p_wrap
|
|
#ifdef FEAT_DIFF
|
|
&& wlv.filler_todo <= 0
|
|
#endif
|
|
#ifdef FEAT_PROP_POPUP
|
|
&& !text_prop_above
|
|
&& !text_prop_follows
|
|
#endif
|
|
)
|
|
break;
|
|
#ifdef FEAT_PROP_POPUP
|
|
if (!wp->w_p_wrap && text_prop_follows && !text_prop_above)
|
|
{
|
|
// do not output more of the line, only the "below" prop
|
|
ptr = line + (size_t)ml_get_buf_len(wp->w_buffer, lnum);
|
|
# ifdef FEAT_LINEBREAK
|
|
wlv.dont_use_showbreak = TRUE;
|
|
# endif
|
|
}
|
|
#endif
|
|
|
|
// When the window is too narrow draw all "@" lines.
|
|
if (wlv.draw_state != WL_LINE
|
|
#ifdef FEAT_DIFF
|
|
&& wlv.filler_todo <= 0
|
|
#endif
|
|
)
|
|
{
|
|
win_draw_end(wp, '@', ' ', TRUE, wlv.row, wp->w_height, HLF_AT);
|
|
draw_vsep_win(wp, wlv.row);
|
|
wlv.row = endrow;
|
|
}
|
|
|
|
// When line got too long for screen break here.
|
|
if (wlv.row == endrow)
|
|
{
|
|
++wlv.row;
|
|
break;
|
|
}
|
|
|
|
if (screen_cur_row == wlv.screen_row - 1
|
|
#ifdef FEAT_DIFF
|
|
&& wlv.filler_todo <= 0
|
|
#endif
|
|
#ifdef FEAT_PROP_POPUP
|
|
&& !text_prop_above && !text_prop_follows
|
|
#endif
|
|
&& wp->w_width == Columns)
|
|
{
|
|
// Remember that the line wraps, used for modeless copy.
|
|
LineWraps[wlv.screen_row - 1] = TRUE;
|
|
|
|
// Special trick to make copy/paste of wrapped lines work with
|
|
// xterm/screen: write an extra character beyond the end of
|
|
// the line. This will work with all terminal types
|
|
// (regardless of the xn,am settings).
|
|
// Only do this on a fast tty.
|
|
// Only do this if the cursor is on the current line
|
|
// (something has been written in it).
|
|
// Don't do this for the GUI.
|
|
// Don't do this for double-width characters.
|
|
// Don't do this for a window not at the right screen border.
|
|
if (p_tf
|
|
#ifdef FEAT_GUI
|
|
&& !gui.in_use
|
|
#endif
|
|
&& !(has_mbyte
|
|
&& ((*mb_off2cells)(LineOffset[wlv.screen_row],
|
|
LineOffset[wlv.screen_row] + screen_Columns)
|
|
== 2
|
|
|| (*mb_off2cells)(
|
|
LineOffset[wlv.screen_row - 1]
|
|
+ (int)Columns - 2,
|
|
LineOffset[wlv.screen_row]
|
|
+ screen_Columns) == 2)))
|
|
{
|
|
// First make sure we are at the end of the screen line,
|
|
// then output the same character again to let the
|
|
// terminal know about the wrap. If the terminal doesn't
|
|
// auto-wrap, we overwrite the character.
|
|
if (screen_cur_col != wp->w_width)
|
|
screen_char(LineOffset[wlv.screen_row - 1]
|
|
+ (unsigned)Columns - 1,
|
|
wlv.screen_row - 1, (int)(Columns - 1));
|
|
|
|
// When there is a multi-byte character, just output a
|
|
// space to keep it simple.
|
|
if (has_mbyte && MB_BYTE2LEN(ScreenLines[LineOffset[
|
|
wlv.screen_row - 1] + (Columns - 1)]) > 1)
|
|
out_char(' ');
|
|
else
|
|
out_char(ScreenLines[LineOffset[wlv.screen_row - 1]
|
|
+ (Columns - 1)]);
|
|
// force a redraw of the first char on the next line
|
|
ScreenAttrs[LineOffset[wlv.screen_row]] = (sattr_T)-1;
|
|
screen_start(); // don't know where cursor is now
|
|
}
|
|
}
|
|
|
|
win_line_start(wp, &wlv, TRUE);
|
|
|
|
lcs_prec_todo = wp->w_lcs_chars.prec;
|
|
#ifdef FEAT_LINEBREAK
|
|
if (!wlv.dont_use_showbreak
|
|
# ifdef FEAT_DIFF
|
|
&& wlv.filler_todo <= 0
|
|
# endif
|
|
)
|
|
wlv.need_showbreak = TRUE;
|
|
#endif
|
|
#ifdef FEAT_DIFF
|
|
--wlv.filler_todo;
|
|
// When the filler lines are actually below the last line of the
|
|
// file, don't draw the line itself, break here.
|
|
if (wlv.filler_todo == 0 && wp->w_botfill)
|
|
break;
|
|
#endif
|
|
}
|
|
|
|
} // for every character in the line
|
|
#ifdef FEAT_PROP_POPUP
|
|
vim_free(text_props);
|
|
vim_free(text_prop_idxs);
|
|
vim_free(p_extra_free2);
|
|
#endif
|
|
|
|
vim_free(wlv.p_extra_free);
|
|
vim_free(wlv.saved_p_extra_free);
|
|
return wlv.row;
|
|
}
|