mirror of
https://github.com/ZoiteChat/zoitechat.git
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BareMetal
0a4367b1da
master's new xtext_tests target compiles xtext.c on its own with only GTK linked, so hexcolor_parse cannot live in util.c. Keep it in a dependency-free hexcolor.c that both test targets compile, and register it in the Visual Studio project for the Windows build. Claude-Session: https://claude.ai/code/session_01Jxd4AknGzdAENADWAGHCzx
43 lines
886 B
C
43 lines
886 B
C
/* ZoiteChat
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* Parsing of \004 (hex color) formatting codes: RRGGBB[,RRGGBB].
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* Kept free of other application dependencies so the xtext widget tests can
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* compile it on its own.
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* Distributed under GPL-2.0-or-later; see COPYING. */
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#include "hexcolor.h"
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static int
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hexcolor_component (const char *s, int avail, guint32 *rgb)
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{
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int i;
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guint32 value = 0;
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if (avail < 6)
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return FALSE;
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for (i = 0; i < 6; i++)
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{
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if (!g_ascii_isxdigit (s[i]))
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return FALSE;
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value = (value << 4) | g_ascii_xdigit_value (s[i]);
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}
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if (rgb)
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*rgb = value;
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return TRUE;
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}
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int
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hexcolor_parse (const char *s, int avail, guint32 *fg, guint32 *bg, int *has_bg)
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{
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if (has_bg)
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*has_bg = FALSE;
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if (!hexcolor_component (s, avail, fg))
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return 0;
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if (avail >= 7 && s[6] == ',' && hexcolor_component (s + 7, avail - 7, bg))
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{
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if (has_bg)
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*has_bg = TRUE;
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return 13;
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}
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return 6;
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}
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