To: vim-dev@vim.org
Subject: Patch 7.2.141
Fcc: outbox
From: Bram Moolenaar <Bram@moolenaar.net>
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------------
Patch 7.2.141
Problem: When redrawing a character for bold spill this causes the next
character to be redrawn as well.
Solution: Only redraw one extra character. (Yukihiro Nakadaira)
Files: src/screen.c
*** ../vim-7.2.140/src/screen.c Wed Mar 11 17:44:38 2009
--- src/screen.c Wed Mar 11 13:59:24 2009
***************
*** 5132,5139 ****
#endif
#if defined(FEAT_GUI) || defined(UNIX)
! /* The bold trick makes a single row of pixels appear in the next
! * character. When a bold character is removed, the next
* character should be redrawn too. This happens for our own GUI
* and for some xterms. */
if (
--- 5132,5139 ----
#endif
#if defined(FEAT_GUI) || defined(UNIX)
! /* The bold trick makes a single column of pixels appear in the
! * next character. When a bold character is removed, the next
* character should be redrawn too. This happens for our own GUI
* and for some xterms. */
if (
***************
*** 6276,6284 ****
--- 6276,6290 ----
int pcc[MAX_MCO];
# endif
#endif
+ #if defined(FEAT_MBYTE) || defined(FEAT_GUI) || defined(UNIX)
+ int force_redraw_this;
+ int force_redraw_next = FALSE;
+ #endif
+ int need_redraw;
if (ScreenLines == NULL || row >= screen_Rows) /* safety check */
return;
+ off = LineOffset[row] + col;
#ifdef FEAT_MBYTE
/* When drawing over the right halve of a double-wide char clear out the
***************
*** 6288,6297 ****
&& !gui.in_use
# endif
&& mb_fix_col(col, row) != col)
! screen_puts_len((char_u *)" ", 1, row, col - 1, 0);
#endif
- off = LineOffset[row] + col;
#ifdef FEAT_MBYTE
max_off = LineOffset[row] + screen_Columns;
#endif
--- 6294,6314 ----
&& !gui.in_use
# endif
&& mb_fix_col(col, row) != col)
! {
! ScreenLines[off - 1] = ' ';
! ScreenAttrs[off - 1] = 0;
! if (enc_utf8)
! {
! ScreenLinesUC[off - 1] = 0;
! ScreenLinesC[0][off - 1] = 0;
! }
! /* redraw the previous cell, make it empty */
! screen_char(off - 1, row, col - 1);
! /* force the cell at "col" to be redrawn */
! force_redraw_next = TRUE;
! }
#endif
#ifdef FEAT_MBYTE
max_off = LineOffset[row] + screen_Columns;
#endif
***************
*** 6355,6361 ****
}
#endif
! if (ScreenLines[off] != c
#ifdef FEAT_MBYTE
|| (mbyte_cells == 2
&& ScreenLines[off + 1] != (enc_dbcs ? ptr[1] : 0))
--- 6372,6383 ----
}
#endif
! #if defined(FEAT_MBYTE) || defined(FEAT_GUI) || defined(UNIX)
! force_redraw_this = force_redraw_next;
! force_redraw_next = FALSE;
! #endif
!
! need_redraw = ScreenLines[off] != c
#ifdef FEAT_MBYTE
|| (mbyte_cells == 2
&& ScreenLines[off + 1] != (enc_dbcs ? ptr[1] : 0))
***************
*** 6367,6386 ****
|| screen_comp_differs(off, u8cc)))
#endif
|| ScreenAttrs[off] != attr
! || exmode_active
)
{
#if defined(FEAT_GUI) || defined(UNIX)
/* The bold trick makes a single row of pixels appear in the next
* character. When a bold character is removed, the next
* character should be redrawn too. This happens for our own GUI
! * and for some xterms.
! * Force the redraw by setting the attribute to a different value
! * than "attr", the contents of ScreenLines[] may be needed by
! * mb_off2cells() further on.
! * Don't do this for the last drawn character, because the next
! * character may not be redrawn. */
! if (
# ifdef FEAT_GUI
gui.in_use
# endif
--- 6389,6408 ----
|| screen_comp_differs(off, u8cc)))
#endif
|| ScreenAttrs[off] != attr
! || exmode_active;
!
! if (need_redraw
! #if defined(FEAT_MBYTE) || defined(FEAT_GUI) || defined(UNIX)
! || force_redraw_this
! #endif
)
{
#if defined(FEAT_GUI) || defined(UNIX)
/* The bold trick makes a single row of pixels appear in the next
* character. When a bold character is removed, the next
* character should be redrawn too. This happens for our own GUI
! * and for some xterms. */
! if (need_redraw && ScreenLines[off] != ' ' && (
# ifdef FEAT_GUI
gui.in_use
# endif
***************
*** 6390,6412 ****
# ifdef UNIX
term_is_xterm
# endif
! )
{
! int n;
! n = ScreenAttrs[off];
! # ifdef FEAT_MBYTE
! if (col + mbyte_cells < screen_Columns
! && (n > HL_ALL || (n & HL_BOLD))
! && (len < 0 ? ptr[mbyte_blen] != NUL
! : ptr + mbyte_blen < text + len))
! ScreenAttrs[off + mbyte_cells] = attr + 1;
! # else
! if (col + 1 < screen_Columns
! && (n > HL_ALL || (n & HL_BOLD))
! && (len < 0 ? ptr[1] != NUL : ptr + 1 < text + len))
! ScreenLines[off + 1] = 0;
! # endif
}
#endif
#ifdef FEAT_MBYTE
--- 6412,6425 ----
# ifdef UNIX
term_is_xterm
# endif
! ))
{
! int n = ScreenAttrs[off];
! if (n > HL_ALL)
! n = syn_attr2attr(n);
! if (n & HL_BOLD)
! force_redraw_next = TRUE;
}
#endif
#ifdef FEAT_MBYTE
***************
*** 6493,6498 ****
--- 6506,6525 ----
++ptr;
}
}
+
+ #if defined(FEAT_MBYTE) || defined(FEAT_GUI) || defined(UNIX)
+ /* If we detected the next character needs to be redrawn, but the text
+ * doesn't extend up to there, update the character here. */
+ if (force_redraw_next && col < screen_Columns)
+ {
+ # ifdef FEAT_MBYTE
+ if (enc_dbcs != 0 && dbcs_off2cells(off, max_off) > 1)
+ screen_char_2(off, row, col);
+ else
+ # endif
+ screen_char(off, row, col);
+ }
+ #endif
}
#ifdef FEAT_SEARCH_EXTRA
*** ../vim-7.2.140/src/version.c Wed Mar 11 17:44:38 2009
--- src/version.c Wed Mar 11 17:55:22 2009
***************
*** 678,679 ****
--- 678,681 ----
{ /* Add new patch number below this line */
+ /**/
+ 141,
/**/
--
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ETIME Wrong time, wait a little while
ECRASH Try again...
EDETECT Unable to detect errors
EOVER You lost! Play another game?
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/// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net \\\
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