Move rainbow-ui into a separate thread

.gitignore

@@ -0,0 +1,4 @@
+drw.o
+dwm.o
+dwm
+util.o

LICENSE

@@ -17,7 +17,6 @@ MIT/X Consortium License
 © 2015-2016 Quentin Rameau <quinq@fifth.space>
 © 2015-2016 Eric Pruitt <eric.pruitt@gmail.com>
 © 2016-2017 Markus Teich <markus.teich@stusta.mhn.de>
-© 2020-2022 Chris Down <chris@chrisdown.name>
 
 Permission is hereby granted, free of charge, to any person obtaining a
 copy of this software and associated documentation files (the "Software"),

config.def.h

@@ -2,7 +2,12 @@
 
 /* appearance */
 static const unsigned int borderpx  = 1;        /* border pixel of windows */
+static const unsigned int gappx     = 6;        /* gaps between windows */
 static const unsigned int snap      = 32;       /* snap pixel */
+static const unsigned int systraypinning = 0;   /* 0: sloppy systray follows selected monitor, >0: pin systray to monitor X */
+static const unsigned int systrayspacing = 2;   /* systray spacing */
+static const int systraypinningfailfirst = 1;   /* 1: if pinning fails, display systray on the first monitor, False: display systray on the last monitor*/
+static const int showsystray        = 1;        /* 0 means no systray */
 static const int showbar            = 1;        /* 0 means no bar */
 static const int topbar             = 1;        /* 0 means bottom bar */
 static const char *fonts[]          = { "monospace:size=10" };
@@ -12,11 +17,19 @@ static const char col_gray2[]       = "#444444";
 static const char col_gray3[]       = "#bbbbbb";
 static const char col_gray4[]       = "#eeeeee";
 static const char col_cyan[]        = "#005577";
+static const useconds_t rainbowrate = 100000;
+static const unsigned int baralpha    = 0xd0;
+static const unsigned int borderalpha = OPAQUE;
 static const char *colors[][3]      = {
 	/*               fg         bg         border   */
 	[SchemeNorm] = { col_gray3, col_gray1, col_gray2 },
 	[SchemeSel]  = { col_gray4, col_cyan,  col_cyan  },
 };
+static const unsigned int alphas[][3]      = {
+	/*               fg      bg        border     */
+	[SchemeNorm] = { OPAQUE, baralpha, borderalpha },
+	[SchemeSel]  = { OPAQUE, baralpha, borderalpha },
+};
 
 /* tagging */
 static const char *tags[] = { "1", "2", "3", "4", "5", "6", "7", "8", "9" };
@@ -35,13 +48,15 @@ static const Rule rules[] = {
 static const float mfact     = 0.55; /* factor of master area size [0.05..0.95] */
 static const int nmaster     = 1;    /* number of clients in master area */
 static const int resizehints = 1;    /* 1 means respect size hints in tiled resizals */
-static const int lockfullscreen = 1; /* 1 will force focus on the fullscreen window */
 
+#include "fibonacci.c"
 static const Layout layouts[] = {
 	/* symbol     arrange function */
 	{ "[]=",      tile },    /* first entry is default */
 	{ "><>",      NULL },    /* no layout function means floating behavior */
 	{ "[M]",      monocle },
+	{ "[@]",      spiral },
+	{ "[\\]",     dwindle },
 };
 
 /* key definitions */
@@ -60,7 +75,7 @@ static char dmenumon[2] = "0"; /* component of dmenucmd, manipulated in spawn()
 static const char *dmenucmd[] = { "dmenu_run", "-m", dmenumon, "-fn", dmenufont, "-nb", col_gray1, "-nf", col_gray3, "-sb", col_cyan, "-sf", col_gray4, NULL };
 static const char *termcmd[]  = { "st", NULL };
 
-static const Key keys[] = {
+static Key keys[] = {
 	/* modifier                     key        function        argument */
 	{ MODKEY,                       XK_p,      spawn,          {.v = dmenucmd } },
 	{ MODKEY|ShiftMask,             XK_Return, spawn,          {.v = termcmd } },
@@ -77,6 +92,8 @@ static const Key keys[] = {
 	{ MODKEY,                       XK_t,      setlayout,      {.v = &layouts[0]} },
 	{ MODKEY,                       XK_f,      setlayout,      {.v = &layouts[1]} },
 	{ MODKEY,                       XK_m,      setlayout,      {.v = &layouts[2]} },
+	{ MODKEY,                       XK_r,      setlayout,      {.v = &layouts[3]} },
+	{ MODKEY|ShiftMask,             XK_r,      setlayout,      {.v = &layouts[4]} },
 	{ MODKEY,                       XK_space,  setlayout,      {0} },
 	{ MODKEY|ShiftMask,             XK_space,  togglefloating, {0} },
 	{ MODKEY,                       XK_0,      view,           {.ui = ~0 } },
@@ -99,7 +116,7 @@ static const Key keys[] = {
 
 /* button definitions */
 /* click can be ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle, ClkClientWin, or ClkRootWin */
-static const Button buttons[] = {
+static Button buttons[] = {
 	/* click                event mask      button          function        argument */
 	{ ClkLtSymbol,          0,              Button1,        setlayout,      {0} },
 	{ ClkLtSymbol,          0,              Button3,        setlayout,      {.v = &layouts[2]} },

config.h

@@ -0,0 +1,133 @@
+/* See LICENSE file for copyright and license details. */
+
+/* appearance */
+static const unsigned int borderpx  = 2;        /* border pixel of windows */
+static const unsigned int gappx     = 4;        /* gaps between windows */
+static const unsigned int snap      = 32;       /* snap pixel */
+static const unsigned int systraypinning = 0;   /* 0: sloppy systray follows selected monitor, >0: pin systray to monitor X */
+static const unsigned int systrayspacing = 2;   /* systray spacing */
+static const int systraypinningfailfirst = 1;   /* 1: if pinning fails, display systray on the first monitor, False: display systray on the last monitor*/
+static const int showsystray        = 1;        /* 0 means no systray */
+static const int showbar            = 1;        /* 0 means no bar */
+static const int topbar             = 1;        /* 0 means bottom bar */
+static const char *fonts[]          = { "Noto Sans:size=9", "Noto Color Emoji:size=9", "fontawesome:size=9" };
+static const char dmenufont[]       = "Noto Sans:size=9";
+static const char col_gray1[]       = "#222222";
+static const char col_gray2[]       = "#444444";
+static const char col_gray3[]       = "#bbbbbb";
+static const char col_gray4[]       = "#eeeeee";
+static const char col_cyan[]        = "#005577";
+static const useconds_t rainbowrate = 100000;
+static const unsigned int baralpha    = 0xd0;
+static const unsigned int borderalpha = OPAQUE;
+static const char *colors[][3]      = {
+	/*               fg         bg         border   */
+	[SchemeNorm] = { col_gray3, col_gray1, col_gray2 },
+	[SchemeSel]  = { col_gray4, col_cyan,  col_cyan  },
+};
+static const unsigned int alphas[][3]      = {
+	/*               fg      bg        border     */
+	[SchemeNorm] = { OPAQUE, baralpha, borderalpha },
+	[SchemeSel]  = { OPAQUE, baralpha, borderalpha },
+};
+
+/* tagging */
+static const char *tags[] = { "1", "2", "3", "4" };
+
+static const Rule rules[] = {
+	/* xprop(1):
+	 *	WM_CLASS(STRING) = instance, class
+	 *	WM_NAME(STRING) = title
+	 */
+	/* class      instance    title       tags mask     isfloating   monitor */
+	{ "Gimp",     NULL,       NULL,       0,            1,           -1 },
+	{ "Firefox",  NULL,       NULL,       1 << 8,       0,           -1 },
+};
+
+/* layout(s) */
+static const float mfact     = 0.55; /* factor of master area size [0.05..0.95] */
+static const int nmaster     = 1;    /* number of clients in master area */
+static const int resizehints = 1;    /* 1 means respect size hints in tiled resizals */
+
+#include "fibonacci.c"
+static const Layout layouts[] = {
+	/* symbol     arrange function */
+	{ "[]=",      tile },    /* first entry is default */
+	{ "><>",      NULL },    /* no layout function means floating behavior */
+	{ "[M]",      monocle },
+	{ "[@]",      spiral },
+	{ "[\\]",     dwindle },
+};
+
+/* key definitions */
+#define MODKEY Mod1Mask
+#define TAGKEYS(KEY,TAG) \
+	{ MODKEY,                       KEY,      view,           {.ui = 1 << TAG} }, \
+	{ MODKEY|ControlMask,           KEY,      toggleview,     {.ui = 1 << TAG} }, \
+	{ MODKEY|ShiftMask,             KEY,      tag,            {.ui = 1 << TAG} }, \
+	{ MODKEY|ControlMask|ShiftMask, KEY,      toggletag,      {.ui = 1 << TAG} },
+
+/* helper for spawning shell commands in the pre dwm-5.0 fashion */
+#define SHCMD(cmd) { .v = (const char*[]){ "/bin/sh", "-c", cmd, NULL } }
+
+/* commands */
+static char dmenumon[2] = "0"; /* component of dmenucmd, manipulated in spawn() */
+static const char *dmenucmd[] = { "dmenu_run", "-m", dmenumon, "-fn", dmenufont, "-nb", col_gray1, "-nf", col_gray3, "-sb", col_cyan, "-sf", col_gray4, NULL };
+static const char *termcmd[]  = { "st", NULL };
+
+static Key keys[] = {
+	/* modifier                     key        function        argument */
+	{ MODKEY,                       XK_p,      spawn,          {.v = dmenucmd } },
+	{ MODKEY|ShiftMask,             XK_Return, spawn,          {.v = termcmd } },
+	{ MODKEY,                       XK_b,      togglebar,      {0} },
+	{ MODKEY,                       XK_j,      focusstack,     {.i = +1 } },
+	{ MODKEY,                       XK_k,      focusstack,     {.i = -1 } },
+	{ MODKEY,                       XK_i,      incnmaster,     {.i = +1 } },
+	{ MODKEY,                       XK_d,      incnmaster,     {.i = -1 } },
+	{ MODKEY,                       XK_h,      setmfact,       {.f = -0.05} },
+	{ MODKEY,                       XK_l,      setmfact,       {.f = +0.05} },
+	{ MODKEY,                       XK_Return, zoom,           {0} },
+	{ MODKEY,                       XK_Tab,    view,           {0} },
+	{ MODKEY|ShiftMask,             XK_c,      killclient,     {0} },
+	{ MODKEY,                       XK_t,      setlayout,      {.v = &layouts[0]} },
+	{ MODKEY,                       XK_f,      setlayout,      {.v = &layouts[1]} },
+	{ MODKEY,                       XK_m,      setlayout,      {.v = &layouts[2]} },
+	{ MODKEY,                       XK_r,      setlayout,      {.v = &layouts[3]} },
+	{ MODKEY|ShiftMask,             XK_r,      setlayout,      {.v = &layouts[4]} },
+	{ MODKEY,                       XK_space,  setlayout,      {0} },
+	{ MODKEY|ShiftMask,             XK_space,  togglefloating, {0} },
+	{ MODKEY,                       XK_0,      view,           {.ui = ~0 } },
+	{ MODKEY|ShiftMask,             XK_0,      tag,            {.ui = ~0 } },
+	{ MODKEY,                       XK_comma,  focusmon,       {.i = -1 } },
+	{ MODKEY,                       XK_period, focusmon,       {.i = +1 } },
+	{ MODKEY|ShiftMask,             XK_comma,  tagmon,         {.i = -1 } },
+	{ MODKEY|ShiftMask,             XK_period, tagmon,         {.i = +1 } },
+	TAGKEYS(                        XK_1,                      0)
+	TAGKEYS(                        XK_2,                      1)
+	TAGKEYS(                        XK_3,                      2)
+	TAGKEYS(                        XK_4,                      3)
+	TAGKEYS(                        XK_5,                      4)
+	TAGKEYS(                        XK_6,                      5)
+	TAGKEYS(                        XK_7,                      6)
+	TAGKEYS(                        XK_8,                      7)
+	TAGKEYS(                        XK_9,                      8)
+	{ MODKEY|ShiftMask,             XK_q,      quit,           {0} },
+};
+
+/* button definitions */
+/* click can be ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle, ClkClientWin, or ClkRootWin */
+static Button buttons[] = {
+	/* click                event mask      button          function        argument */
+	{ ClkLtSymbol,          0,              Button1,        setlayout,      {0} },
+	{ ClkLtSymbol,          0,              Button3,        setlayout,      {.v = &layouts[2]} },
+	{ ClkWinTitle,          0,              Button2,        zoom,           {0} },
+	{ ClkStatusText,        0,              Button2,        spawn,          {.v = termcmd } },
+	{ ClkClientWin,         MODKEY,         Button1,        movemouse,      {0} },
+	{ ClkClientWin,         MODKEY,         Button2,        togglefloating, {0} },
+	{ ClkClientWin,         MODKEY,         Button3,        resizemouse,    {0} },
+	{ ClkTagBar,            0,              Button1,        view,           {0} },
+	{ ClkTagBar,            0,              Button3,        toggleview,     {0} },
+	{ ClkTagBar,            MODKEY,         Button1,        tag,            {0} },
+	{ ClkTagBar,            MODKEY,         Button3,        toggletag,      {0} },
+};
+

config.mk

@@ -1,5 +1,5 @@
 # dwm version
-VERSION = 6.4
+VERSION = 6.2
 
 # Customize below to fit your system
 
@@ -19,14 +19,13 @@ FREETYPELIBS = -lfontconfig -lXft
 FREETYPEINC = /usr/include/freetype2
 # OpenBSD (uncomment)
 #FREETYPEINC = ${X11INC}/freetype2
-#MANPREFIX = ${PREFIX}/man
 
 # includes and libs
 INCS = -I${X11INC} -I${FREETYPEINC}
-LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS}
+LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS} -lXrender -lpthread
 
 # flags
-CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_XOPEN_SOURCE=700L -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}
+CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_POSIX_C_SOURCE=200809L -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}
 #CFLAGS   = -g -std=c99 -pedantic -Wall -O0 ${INCS} ${CPPFLAGS}
 CFLAGS   = -std=c99 -pedantic -Wall -Wno-deprecated-declarations -Os ${INCS} ${CPPFLAGS}
 LDFLAGS  = ${LIBS}

drw.c

@@ -61,7 +61,7 @@ utf8decode(const char *c, long *u, size_t clen)
 }
 
 Drw *
-drw_create(Display *dpy, int screen, Window root, unsigned int w, unsigned int h)
+drw_create(Display *dpy, int screen, Window root, unsigned int w, unsigned int h, Visual *visual, unsigned int depth, Colormap cmap)
 {
 	Drw *drw = ecalloc(1, sizeof(Drw));
 
@@ -70,8 +70,11 @@ drw_create(Display *dpy, int screen, Window root, unsigned int w, unsigned int h
 	drw->root = root;
 	drw->w = w;
 	drw->h = h;
-	drw->drawable = XCreatePixmap(dpy, root, w, h, DefaultDepth(dpy, screen));
+	drw->visual = visual;
-	drw->gc = XCreateGC(dpy, root, 0, NULL);
+	drw->depth = depth;
+	drw->cmap = cmap;
+	drw->drawable = XCreatePixmap(dpy, root, w, h, depth);
+	drw->gc = XCreateGC(dpy, drw->drawable, 0, NULL);
 	XSetLineAttributes(dpy, drw->gc, 1, LineSolid, CapButt, JoinMiter);
 
 	return drw;
@@ -87,7 +90,7 @@ drw_resize(Drw *drw, unsigned int w, unsigned int h)
 	drw->h = h;
 	if (drw->drawable)
 		XFreePixmap(drw->dpy, drw->drawable);
-	drw->drawable = XCreatePixmap(drw->dpy, drw->root, w, h, DefaultDepth(drw->dpy, drw->screen));
+	drw->drawable = XCreatePixmap(drw->dpy, drw->root, w, h, drw->depth);
 }
 
 void
@@ -133,6 +136,19 @@ xfont_create(Drw *drw, const char *fontname, FcPattern *fontpattern)
 		die("no font specified.");
 	}
 
+	/* Do not allow using color fonts. This is a workaround for a BadLength
+	 * error from Xft with color glyphs. Modelled on the Xterm workaround. See
+	 * https://bugzilla.redhat.com/show_bug.cgi?id=1498269
+	 * https://lists.suckless.org/dev/1701/30932.html
+	 * https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=916349
+	 * and lots more all over the internet.
+	 */
+	FcBool iscol;
+	if(FcPatternGetBool(xfont->pattern, FC_COLOR, 0, &iscol) == FcResultMatch && iscol) {
+		XftFontClose(drw->dpy, xfont);
+		return NULL;
+	}
+
 	font = ecalloc(1, sizeof(Fnt));
 	font->xfont = xfont;
 	font->pattern = pattern;
@@ -181,21 +197,22 @@ drw_fontset_free(Fnt *font)
 }
 
 void
-drw_clr_create(Drw *drw, Clr *dest, const char *clrname)
+drw_clr_create(Drw *drw, Clr *dest, const char *clrname, unsigned int alpha)
 {
 	if (!drw || !dest || !clrname)
 		return;
 
-	if (!XftColorAllocName(drw->dpy, DefaultVisual(drw->dpy, drw->screen),
+	if (!XftColorAllocName(drw->dpy, drw->visual, drw->cmap,
-	                       DefaultColormap(drw->dpy, drw->screen),
 	                       clrname, dest))
 		die("error, cannot allocate color '%s'", clrname);
+
+	dest->pixel = (dest->pixel & 0x00ffffffU) | (alpha << 24);
 }
 
 /* Wrapper to create color schemes. The caller has to call free(3) on the
  * returned color scheme when done using it. */
 Clr *
-drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount)
+drw_scm_create(Drw *drw, const char *clrnames[], const unsigned int alphas[], size_t clrcount)
 {
 	size_t i;
 	Clr *ret;
@@ -205,7 +222,7 @@ drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount)
 		return NULL;
 
 	for (i = 0; i < clrcount; i++)
-		drw_clr_create(drw, &ret[i], clrnames[i]);
+		drw_clr_create(drw, &ret[i], clrnames[i], alphas[i]);
 	return ret;
 }
 
@@ -238,10 +255,12 @@ drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, int filled, int
 int
 drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lpad, const char *text, int invert)
 {
-	int i, ty, ellipsis_x = 0;
+	char buf[1024];
-	unsigned int tmpw, ew, ellipsis_w = 0, ellipsis_len;
+	int ty;
+	unsigned int ew;
 	XftDraw *d = NULL;
 	Fnt *usedfont, *curfont, *nextfont;
+	size_t i, len;
 	int utf8strlen, utf8charlen, render = x || y || w || h;
 	long utf8codepoint = 0;
 	const char *utf8str;
@@ -249,32 +268,24 @@ drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lp
 	FcPattern *fcpattern;
 	FcPattern *match;
 	XftResult result;
-	int charexists = 0, overflow = 0;
+	int charexists = 0;
-	/* keep track of a couple codepoints for which we have no match. */
-	enum { nomatches_len = 64 };
-	static struct { long codepoint[nomatches_len]; unsigned int idx; } nomatches;
-	static unsigned int ellipsis_width = 0;
 
-	if (!drw || (render && (!drw->scheme || !w)) || !text || !drw->fonts)
+	if (!drw || (render && !drw->scheme) || !text || !drw->fonts)
 		return 0;
 
 	if (!render) {
-		w = invert ? invert : ~invert;
+		w = ~w;
 	} else {
 		XSetForeground(drw->dpy, drw->gc, drw->scheme[invert ? ColFg : ColBg].pixel);
 		XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w, h);
-		d = XftDrawCreate(drw->dpy, drw->drawable,
+		d = XftDrawCreate(drw->dpy, drw->drawable, drw->visual, drw->cmap);
-		                  DefaultVisual(drw->dpy, drw->screen),
-		                  DefaultColormap(drw->dpy, drw->screen));
 		x += lpad;
 		w -= lpad;
 	}
 
 	usedfont = drw->fonts;
-	if (!ellipsis_width && render)
-		ellipsis_width = drw_fontset_getwidth(drw, "...");
 	while (1) {
-		ew = ellipsis_len = utf8strlen = 0;
+		utf8strlen = 0;
 		utf8str = text;
 		nextfont = NULL;
 		while (*text) {
@@ -282,27 +293,9 @@ drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lp
 			for (curfont = drw->fonts; curfont; curfont = curfont->next) {
 				charexists = charexists || XftCharExists(drw->dpy, curfont->xfont, utf8codepoint);
 				if (charexists) {
-					drw_font_getexts(curfont, text, utf8charlen, &tmpw, NULL);
+					if (curfont == usedfont) {
-					if (ew + ellipsis_width <= w) {
-						/* keep track where the ellipsis still fits */
-						ellipsis_x = x + ew;
-						ellipsis_w = w - ew;
-						ellipsis_len = utf8strlen;
-					}
-
-					if (ew + tmpw > w) {
-						overflow = 1;
-						/* called from drw_fontset_getwidth_clamp():
-						 * it wants the width AFTER the overflow
-						 */
-						if (!render)
-							x += tmpw;
-						else
-							utf8strlen = ellipsis_len;
-					} else if (curfont == usedfont) {
 						utf8strlen += utf8charlen;
 						text += utf8charlen;
-						ew += tmpw;
 					} else {
 						nextfont = curfont;
 					}
@@ -310,25 +303,36 @@ drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lp
 				}
 			}
 
-			if (overflow || !charexists || nextfont)
+			if (!charexists || nextfont)
 				break;
 			else
 				charexists = 0;
 		}
 
 		if (utf8strlen) {
-			if (render) {
+			drw_font_getexts(usedfont, utf8str, utf8strlen, &ew, NULL);
-				ty = y + (h - usedfont->h) / 2 + usedfont->xfont->ascent;
+			/* shorten text if necessary */
-				XftDrawStringUtf8(d, &drw->scheme[invert ? ColBg : ColFg],
+			for (len = MIN(utf8strlen, sizeof(buf) - 1); len && ew > w; len--)
-				                  usedfont->xfont, x, ty, (XftChar8 *)utf8str, utf8strlen);
+				drw_font_getexts(usedfont, utf8str, len, &ew, NULL);
-			}
-			x += ew;
-			w -= ew;
-		}
-		if (render && overflow)
-			drw_text(drw, ellipsis_x, y, ellipsis_w, h, 0, "...", invert);
 
-		if (!*text || overflow) {
+			if (len) {
+				memcpy(buf, utf8str, len);
+				buf[len] = '\0';
+				if (len < utf8strlen)
+					for (i = len; i && i > len - 3; buf[--i] = '.')
+						; /* NOP */
+
+				if (render) {
+					ty = y + (h - usedfont->h) / 2 + usedfont->xfont->ascent;
+					XftDrawStringUtf8(d, &drw->scheme[invert ? ColBg : ColFg],
+					                  usedfont->xfont, x, ty, (XftChar8 *)buf, len);
+				}
+				x += ew;
+				w -= ew;
+			}
+		}
+
+		if (!*text) {
 			break;
 		} else if (nextfont) {
 			charexists = 0;
@@ -338,12 +342,6 @@ drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lp
 			 * character must be drawn. */
 			charexists = 1;
 
-			for (i = 0; i < nomatches_len; ++i) {
-				/* avoid calling XftFontMatch if we know we won't find a match */
-				if (utf8codepoint == nomatches.codepoint[i])
-					goto no_match;
-			}
-
 			fccharset = FcCharSetCreate();
 			FcCharSetAddChar(fccharset, utf8codepoint);
 
@@ -355,6 +353,7 @@ drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lp
 			fcpattern = FcPatternDuplicate(drw->fonts->pattern);
 			FcPatternAddCharSet(fcpattern, FC_CHARSET, fccharset);
 			FcPatternAddBool(fcpattern, FC_SCALABLE, FcTrue);
+			FcPatternAddBool(fcpattern, FC_COLOR, FcFalse);
 
 			FcConfigSubstitute(NULL, fcpattern, FcMatchPattern);
 			FcDefaultSubstitute(fcpattern);
@@ -371,8 +370,6 @@ drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lp
 					curfont->next = usedfont;
 				} else {
 					xfont_free(usedfont);
-					nomatches.codepoint[++nomatches.idx % nomatches_len] = utf8codepoint;
-no_match:
 					usedfont = drw->fonts;
 				}
 			}
@@ -402,15 +399,6 @@ drw_fontset_getwidth(Drw *drw, const char *text)
 	return drw_text(drw, 0, 0, 0, 0, 0, text, 0);
 }
 
-unsigned int
-drw_fontset_getwidth_clamp(Drw *drw, const char *text, unsigned int n)
-{
-	unsigned int tmp = 0;
-	if (drw && drw->fonts && text && n)
-		tmp = drw_text(drw, 0, 0, 0, 0, 0, text, n);
-	return MIN(n, tmp);
-}
-
 void
 drw_font_getexts(Fnt *font, const char *text, unsigned int len, unsigned int *w, unsigned int *h)
 {

drw.h

@@ -20,6 +20,9 @@ typedef struct {
 	Display *dpy;
 	int screen;
 	Window root;
+	Visual *visual;
+	unsigned int depth;
+	Colormap cmap;
 	Drawable drawable;
 	GC gc;
 	Clr *scheme;
@@ -27,7 +30,7 @@ typedef struct {
 } Drw;
 
 /* Drawable abstraction */
-Drw *drw_create(Display *dpy, int screen, Window win, unsigned int w, unsigned int h);
+Drw *drw_create(Display *dpy, int screen, Window win, unsigned int w, unsigned int h, Visual *visual, unsigned int depth, Colormap cmap);
 void drw_resize(Drw *drw, unsigned int w, unsigned int h);
 void drw_free(Drw *drw);
 
@@ -35,12 +38,11 @@ void drw_free(Drw *drw);
 Fnt *drw_fontset_create(Drw* drw, const char *fonts[], size_t fontcount);
 void drw_fontset_free(Fnt* set);
 unsigned int drw_fontset_getwidth(Drw *drw, const char *text);
-unsigned int drw_fontset_getwidth_clamp(Drw *drw, const char *text, unsigned int n);
 void drw_font_getexts(Fnt *font, const char *text, unsigned int len, unsigned int *w, unsigned int *h);
 
 /* Colorscheme abstraction */
-void drw_clr_create(Drw *drw, Clr *dest, const char *clrname);
+void drw_clr_create(Drw *drw, Clr *dest, const char *clrname, unsigned int alpha);
-Clr *drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount);
+Clr *drw_scm_create(Drw *drw, const char *clrnames[], const unsigned int alphas[], size_t clrcount);
 
 /* Cursor abstraction */
 Cur *drw_cur_create(Drw *drw, int shape);

fibonacci.c

@@ -0,0 +1,66 @@
+void
+fibonacci(Monitor *mon, int s) {
+	unsigned int i, n, nx, ny, nw, nh;
+	Client *c;
+
+	for(n = 0, c = nexttiled(mon->clients); c; c = nexttiled(c->next), n++);
+	if(n == 0)
+		return;
+	
+	nx = mon->wx;
+	ny = 0;
+	nw = mon->ww;
+	nh = mon->wh;
+	
+	for(i = 0, c = nexttiled(mon->clients); c; c = nexttiled(c->next)) {
+		if((i % 2 && nh / 2 > 2 * c->bw)
+		   || (!(i % 2) && nw / 2 > 2 * c->bw)) {
+			if(i < n - 1) {
+				if(i % 2)
+					nh /= 2;
+				else
+					nw /= 2;
+				if((i % 4) == 2 && !s)
+					nx += nw;
+				else if((i % 4) == 3 && !s)
+					ny += nh;
+			}
+			if((i % 4) == 0) {
+				if(s)
+					ny += nh;
+				else
+					ny -= nh;
+			}
+			else if((i % 4) == 1)
+				nx += nw;
+			else if((i % 4) == 2)
+				ny += nh;
+			else if((i % 4) == 3) {
+				if(s)
+					nx += nw;
+				else
+					nx -= nw;
+			}
+			if(i == 0)
+			{
+				if(n != 1)
+					nw = mon->ww * mon->mfact;
+				ny = mon->wy;
+			}
+			else if(i == 1)
+				nw = mon->ww - nw;
+			i++;
+		}
+		resize(c, nx, ny, nw - 2 * c->bw, nh - 2 * c->bw, False);
+	}
+}
+
+void
+dwindle(Monitor *mon) {
+	fibonacci(mon, 1);
+}
+
+void
+spiral(Monitor *mon) {
+	fibonacci(mon, 0);
+}

rainbow.c

@@ -0,0 +1,40 @@
+static int rainbowcurrentcolor     = 0;
+static const int rainbowcolorrange = 100;
+
+static unsigned int rainbowgetcolor(double ratio);
+static void runrainbow(Clr *color);
+
+unsigned int
+rainbowgetcolor(double ratio)
+{
+    /* we want to normalize ratio so that it fits in to 6 regions */
+    /* where each region is 256 units long */
+    int normalized = (int) (ratio * 256 * 6);
+
+    /* find the distance to the start of the closest region */
+    int x = normalized % 256;
+
+    int red = 0, grn = 0, blu = 0;
+    switch(normalized / 256)
+    {
+    case 0: red = 255;      grn = x;        blu = 0;       break;//red
+    case 1: red = 255 - x;  grn = 255;      blu = 0;       break;//yellow
+    case 2: red = 0;        grn = 255;      blu = x;       break;//green
+    case 3: red = 0;        grn = 255 - x;  blu = 255;     break;//cyan
+    case 4: red = x;        grn = 0;        blu = 255;     break;//blue
+    case 5: red = 255;      grn = 0;        blu = 255 - x; break;//magenta
+    }
+
+    return red + (grn << 8) + (blu << 16);
+}
+
+void
+runrainbow(Clr *color) {
+	rainbowcurrentcolor++;
+	if (rainbowcurrentcolor > rainbowcolorrange)
+        rainbowcurrentcolor = 1;
+	unsigned int newColor =
+        rainbowgetcolor((double) (rainbowcurrentcolor) / rainbowcolorrange);
+	if (newColor > 0)
+		color->pixel = newColor;
+}

util.c

@@ -6,9 +6,18 @@
 
 #include "util.h"
 
-void
+void *
-die(const char *fmt, ...)
+ecalloc(size_t nmemb, size_t size)
 {
+	void *p;
+
+	if (!(p = calloc(nmemb, size)))
+		die("calloc:");
+	return p;
+}
+
+void
+die(const char *fmt, ...) {
 	va_list ap;
 
 	va_start(ap, fmt);
@@ -24,13 +33,3 @@ die(const char *fmt, ...)
 
 	exit(1);
 }
-
-void *
-ecalloc(size_t nmemb, size_t size)
-{
-	void *p;
-
-	if (!(p = calloc(nmemb, size)))
-		die("calloc:");
-	return p;
-}