Patch 8.0.1234
Problem: MS-Windows: composing characters are not shown properly.
Solution: Pass base character and composing characters to the renderer at
once. (Ken Takata, closes #2206)
Files: src/gui.c, src/gui_w32.c
*** ../vim-8.0.1233/src/gui.c 2017-09-24 16:24:28.624560207 +0200
--- src/gui.c 2017-10-28 19:21:47.731533011 +0200
***************
*** 2429,2437 ****
int cl; /* byte length of current char */
int comping; /* current char is composing */
int scol = col; /* screen column */
! int curr_wide; /* use 'guifontwide' */
int prev_wide = FALSE;
int wide_changed;
/* Break the string at a composing character, it has to be drawn on
* top of the previous character. */
--- 2429,2442 ----
int cl; /* byte length of current char */
int comping; /* current char is composing */
int scol = col; /* screen column */
! int curr_wide = FALSE; /* use 'guifontwide' */
int prev_wide = FALSE;
int wide_changed;
+ # ifdef WIN3264
+ int sep_comp = FALSE; /* Don't separate composing chars. */
+ # else
+ int sep_comp = TRUE; /* Separate composing chars. */
+ # endif
/* Break the string at a composing character, it has to be drawn on
* top of the previous character. */
***************
*** 2441,2457 ****
{
c = utf_ptr2char(s + i);
cn = utf_char2cells(c);
- if (cn > 1
- # ifdef FEAT_XFONTSET
- && fontset == NOFONTSET
- # endif
- && wide_font != NOFONT)
- curr_wide = TRUE;
- else
- curr_wide = FALSE;
comping = utf_iscomposing(c);
if (!comping) /* count cells from non-composing chars */
cells += cn;
cl = utf_ptr2len(s + i);
if (cl == 0) /* hit end of string */
len = i + cl; /* len must be wrong "cannot happen" */
--- 2446,2465 ----
{
c = utf_ptr2char(s + i);
cn = utf_char2cells(c);
comping = utf_iscomposing(c);
if (!comping) /* count cells from non-composing chars */
cells += cn;
+ if (!comping || sep_comp)
+ {
+ if (cn > 1
+ # ifdef FEAT_XFONTSET
+ && fontset == NOFONTSET
+ # endif
+ && wide_font != NOFONT)
+ curr_wide = TRUE;
+ else
+ curr_wide = FALSE;
+ }
cl = utf_ptr2len(s + i);
if (cl == 0) /* hit end of string */
len = i + cl; /* len must be wrong "cannot happen" */
***************
*** 2460,2466 ****
/* Print the string so far if it's the last character or there is
* a composing character. */
! if (i + cl >= len || (comping && i > start) || wide_changed
# if defined(FEAT_GUI_X11)
|| (cn > 1
# ifdef FEAT_XFONTSET
--- 2468,2475 ----
/* Print the string so far if it's the last character or there is
* a composing character. */
! if (i + cl >= len || (comping && sep_comp && i > start)
! || wide_changed
# if defined(FEAT_GUI_X11)
|| (cn > 1
# ifdef FEAT_XFONTSET
***************
*** 2472,2478 ****
# endif
)
{
! if (comping || wide_changed)
thislen = i - start;
else
thislen = i - start + cl;
--- 2481,2487 ----
# endif
)
{
! if ((comping && sep_comp) || wide_changed)
thislen = i - start;
else
thislen = i - start + cl;
***************
*** 2490,2496 ****
cells = 0;
/* Adjust to not draw a character which width is changed
* against with last one. */
! if (wide_changed && !comping)
{
scol -= cn;
cl = 0;
--- 2499,2505 ----
cells = 0;
/* Adjust to not draw a character which width is changed
* against with last one. */
! if (wide_changed && !(comping && sep_comp))
{
scol -= cn;
cl = 0;
***************
*** 2509,2515 ****
# endif
}
/* Draw a composing char on top of the previous char. */
! if (comping)
{
# if (defined(__APPLE_CC__) || defined(__MRC__)) && TARGET_API_MAC_CARBON
/* Carbon ATSUI autodraws composing char over previous char */
--- 2518,2524 ----
# endif
}
/* Draw a composing char on top of the previous char. */
! if (comping && sep_comp)
{
# if (defined(__APPLE_CC__) || defined(__MRC__)) && TARGET_API_MAC_CARBON
/* Carbon ATSUI autodraws composing char over previous char */
*** ../vim-8.0.1233/src/gui_w32.c 2017-10-22 16:43:15.466595344 +0200
--- src/gui_w32.c 2017-10-28 19:21:47.735532983 +0200
***************
*** 6295,6302 ****
if (enc_utf8 && n < len && unicodebuf != NULL)
{
! /* Output UTF-8 characters. Caller has already separated
! * composing characters. */
int i;
int wlen; /* string length in words */
int clen; /* string length in characters */
--- 6295,6302 ----
if (enc_utf8 && n < len && unicodebuf != NULL)
{
! /* Output UTF-8 characters. Composing characters should be
! * handled here. */
int i;
int wlen; /* string length in words */
int clen; /* string length in characters */
***************
*** 6320,6328 ****
{
unicodebuf[wlen++] = c;
}
! cw = utf_char2cells(c);
! if (cw > 2) /* don't use 4 for unprintable char */
! cw = 1;
if (unicodepdy != NULL)
{
/* Use unicodepdy to make characters fit as we expect, even
--- 6320,6335 ----
{
unicodebuf[wlen++] = c;
}
!
! if (utf_iscomposing(c))
! cw = 0;
! else
! {
! cw = utf_char2cells(c);
! if (cw > 2) /* don't use 4 for unprintable char */
! cw = 1;
! }
!
if (unicodepdy != NULL)
{
/* Use unicodepdy to make characters fit as we expect, even
***************
*** 6337,6343 ****
unicodepdy[wlen - 1] = cw * gui.char_width;
}
cells += cw;
! i += utfc_ptr2len_len(text + i, len - i);
++clen;
}
#if defined(FEAT_DIRECTX)
--- 6344,6350 ----
unicodepdy[wlen - 1] = cw * gui.char_width;
}
cells += cw;
! i += utf_ptr2len_len(text + i, len - i);
++clen;
}
#if defined(FEAT_DIRECTX)
*** ../vim-8.0.1233/src/version.c 2017-10-28 18:49:57.272590807 +0200
--- src/version.c 2017-10-28 19:22:22.079298437 +0200
***************
*** 763,764 ****
--- 763,766 ----
{ /* Add new patch number below this line */
+ /**/
+ 1234,
/**/
--
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bad-tempered thing you ever set eyes on.
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