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Simpler chtype description.

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William McBrine
2019-01-20 23:00:13 -05:00
parent 69ac4ffd6f
commit 91d4930728
1 changed files with 5 additions and 7 deletions
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12
curses.h
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@@ -34,7 +34,7 @@ Defined by this header:
#define PDC_VER_MAJOR 3
#define PDC_VER_MINOR 7
#define PDC_VERDOT "3.7"
#define CHTYPE_LONG 1 /* size of chtype; long */
#define CHTYPE_LONG 1 /* chtype >= 32 bits */
#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
# define PDC_99 1
@@ -387,19 +387,17 @@ PDCEX char ttytype[]; /* terminal name/description */
Text Attributes
===============
PDCurses uses a long (32 bits) for its chtype, as in System V.
The following is the structure of a win->_attrs chtype:
PDCurses uses a 32-bit integer for its chtype:
+--------------------------------------------------------------------+
|31|30|29|28|27|26|25|24|23|22|21|20|19|18|17|16|15|14|13|..| 2| 1| 0|
+--------------------------------------------------------------------+
color pair | modifiers | character eg 'a'
The available non-color attributes are bold, underline, right-line,
There are 256 color pairs (8 bits), 8 bits for modifiers, and 16 bits
for character data. The modifiers are bold, underline, right-line,
left-line, italic, reverse and blink, plus the alternate character set
indicator. 256 color pairs (8 bits), 8 bits for other attributes, and 16
bits for character data.
indicator.
**man-end****************************************************************/