X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=doc%2Fhtml%2Fman%2Fcurs_add_wch.3x.html;h=2aa592000831bfa8795a951491370c9e0e710fd1;hp=e1cbff48ee22f7119e61600dd514fcde443c2cda;hb=a6eb34d7fec8170a8715f9e53ca2f96452dd30dd;hpb=5925150381bb42a4d8c7116d62c348a7b84309f3
diff --git a/doc/html/man/curs_add_wch.3x.html b/doc/html/man/curs_add_wch.3x.html
index e1cbff48..2aa59200 100644
--- a/doc/html/man/curs_add_wch.3x.html
+++ b/doc/html/man/curs_add_wch.3x.html
@@ -67,20 +67,20 @@
- The add_wch, wadd_wch, mvadd_wch, and mvwadd_wch functions put the com-
- plex character wch into the given window at its current position, which
- is then advanced. These functions perform wrapping and special-charac-
- ter processing as follows:
+ The add_wch, wadd_wch, mvadd_wch, and mvwadd_wch functions put the
+ complex character wch into the given window at its current position,
+ which is then advanced. These functions perform wrapping and special-
+ character processing as follows:
o If wch refers to a spacing character, then any previous character
at that location is removed. A new character specified by wch is
- placed at that location with rendition specified by wch. The cur-
- sor then advances to the next spacing character on the screen.
+ placed at that location with rendition specified by wch. The
+ cursor then advances to the next spacing character on the screen.
o If wch refers to a non-spacing character, all previous characters
at that location are preserved. The non-spacing characters of wch
- are added to the spacing complex character, and the rendition spec-
- ified by wch is ignored.
+ are added to the spacing complex character, and the rendition
+ specified by wch is ignored.
o If the character part of wch is a tab, newline, backspace or other
control character, the window is updated and the cursor moves as if
@@ -89,18 +89,18 @@
The echo_wchar function is functionally equivalent to a call to add_wch
- followed by a call to refresh(3x). Similarly, the wecho_wchar is func-
- tionally equivalent to a call to wadd_wch followed by a call to wre-
- fresh. The knowledge that only a single character is being output is
- taken into consideration and, for non-control characters, a consider-
- able performance gain might be seen by using the *echo* functions
- instead of their equivalents.
+ followed by a call to refresh(3x). Similarly, the wecho_wchar is
+ functionally equivalent to a call to wadd_wch followed by a call to
+ wrefresh. The knowledge that only a single character is being output
+ is taken into consideration and, for non-control characters, a
+ considerable performance gain might be seen by using the *echo*
+ functions instead of their equivalents.
Like addch(3x), addch_wch accepts symbols which make it simple to draw
- lines and other frequently used special characters. These symbols cor-
- respond to the same VT100 line-drawing set as addch(3x).
+ lines and other frequently used special characters. These symbols
+ correspond to the same VT100 line-drawing set as addch(3x).
ACS Unicode ASCII acsc Glyph
Name Default Default char Name
@@ -227,27 +227,27 @@
o NetBSD curses defines the symbols as a wchar_t within a cchar_t.
o HPUX curses equates some of the ACS_ symbols to the analogous WACS_
- symbols as if the ACS_ symbols were wide characters. The misde-
- fined symbols are the arrows and other symbols which are not used
- for line-drawing.
+ symbols as if the ACS_ symbols were wide characters. The
+ misdefined symbols are the arrows and other symbols which are not
+ used for line-drawing.
X/Open Curses does not define symbols for thick- or double-lines. SVr4
curses implementations defined their line-drawing symbols in terms of
- intermediate symbols. This implementation extends those symbols, pro-
- viding new definitions which are not in the SVr4 implementations.
+ intermediate symbols. This implementation extends those symbols,
+ providing new definitions which are not in the SVr4 implementations.
Not all Unicode-capable terminals provide support for VT100-style
- alternate character sets (i.e., the acsc capability), with their corre-
- sponding line-drawing characters. X/Open Curses did not address the
- aspect of integrating Unicode with line-drawing characters. Existing
- implementations of Unix curses (AIX, HPUX, Solaris) use only the acsc
- character-mapping to provide this feature. As a result, those imple-
- mentations can only use single-byte line-drawing characters. Ncurses
- 5.3 (2002) provided a table of Unicode values to solve these problems.
- NetBSD curses incorporated that table in 2010.
-
- In this implementation, the Unicode values are used instead of the ter-
- minal description's acsc mapping as discussed in ncurses(3x) for the
+ alternate character sets (i.e., the acsc capability), with their
+ corresponding line-drawing characters. X/Open Curses did not address
+ the aspect of integrating Unicode with line-drawing characters.
+ Existing implementations of Unix curses (AIX, HPUX, Solaris) use only
+ the acsc character-mapping to provide this feature. As a result, those
+ implementations can only use single-byte line-drawing characters.
+ Ncurses 5.3 (2002) provided a table of Unicode values to solve these
+ problems. NetBSD curses incorporated that table in 2010.
+
+ In this implementation, the Unicode values are used instead of the
+ terminal description's acsc mapping as discussed in ncurses(3x) for the
environment variable NCURSES_NO_UTF8_ACS. In contrast, for the same
cases, the line-drawing characters described in curs_addch(3x) will use
only the ASCII default values.
@@ -278,15 +278,15 @@
terminal, no one can tell what the image represents. Unicode calls
it a snowman.
- Others have suggested these alternatives: S U+00A7 (section mark),
- O U+0398 (theta), O U+03A6 (phi), d U+03B4 (delta), U+2327 (x in a
- rectangle), U+256C (forms double vertical and horizontal), and
- U+2612 (ballot box with x).
+ Others have suggested these alternatives: <section> U+00A7 (section
+ mark), <Theta> U+0398 (theta), <Phi> U+03A6 (phi), <delta> U+03B4
+ (delta), U+2327 (x in a rectangle), U+256C (forms double vertical
+ and horizontal), and U+2612 (ballot box with x).
- curses(3x), curs_addch(3x), curs_attr(3x), curs_clear(3x), curs_out-
- opts(3x), curs_refresh(3x), putwc(3)
+ curses(3x), curs_addch(3x), curs_attr(3x), curs_clear(3x),
+ curs_outopts(3x), curs_refresh(3x), putwc(3)