[hackers] [libsl] sync drw.c, drw.h and arg.h from dmenu || Hiltjo Posthuma
commit e1132a979e39d6cdb8c34ea5496c901a5b8c2d79
Author: Hiltjo Posthuma <hiltjo_AT_codemadness.org>
AuthorDate: Sat Nov 5 11:44:30 2016 +0100
Commit: Hiltjo Posthuma <hiltjo_AT_codemadness.org>
CommitDate: Sat Nov 5 11:44:30 2016 +0100
sync drw.c, drw.h and arg.h from dmenu
diff --git a/arg.h b/arg.h
index 6414822..e94e02b 100644
--- a/arg.h
+++ b/arg.h
_AT_@ -3,39 +3,47 @@
* by 20h
*/
-#ifndef __ARG_H__
-#define __ARG_H__
+#ifndef ARG_H__
+#define ARG_H__
extern char *argv0;
-#define USED(x) ((void)(x))
-
+/* use main(int argc, char *argv[]) */
#define ARGBEGIN for (argv0 = *argv, argv++, argc--;\
- argv[0] && argv[0][1]\
- && argv[0][0] == '-';\
+ argv[0] && argv[0][0] == '-'\
+ && argv[0][1];\
argc--, argv++) {\
- char _argc;\
- char **_argv;\
+ char argc_;\
+ char **argv_;\
+ int brk_;\
if (argv[0][1] == '-' && argv[0][2] == '\0') {\
argv++;\
argc--;\
break;\
}\
- for (argv[0]++, _argv = argv; argv[0][0];\
+ for (brk_ = 0, argv[0]++, argv_ = argv;\
+ argv[0][0] && !brk_;\
argv[0]++) {\
- if (_argv != argv)\
+ if (argv_ != argv)\
break;\
- _argc = argv[0][0];\
- switch (_argc)
+ argc_ = argv[0][0];\
+ switch (argc_)
#define ARGEND }\
- USED(_argc);\
- }\
- USED(argv);\
- USED(argc);
+ }
-#define EARGF(x) ((argv[1] == NULL)? ((x), abort(), (char *)0) :\
- (argc--, argv++, argv[0]))
+#define ARGC() argc_
-#endif
+#define EARGF(x) ((argv[0][1] == '\0' && argv[1] == NULL)?\
+ ((x), abort(), (char *)0) :\
+ (brk_ = 1, (argv[0][1] != '\0')?\
+ (&argv[0][1]) :\
+ (argc--, argv++, argv[0])))
+#define ARGF() ((argv[0][1] == '\0' && argv[1] == NULL)?\
+ (char *)0 :\
+ (brk_ = 1, (argv[0][1] != '\0')?\
+ (&argv[0][1]) :\
+ (argc--, argv++, argv[0])))
+
+#endif
diff --git a/drw.c b/drw.c
index eb3b3c3..c1582e7 100644
--- a/drw.c
+++ b/drw.c
_AT_@ -9,7 +9,7 @@
#include "util.h"
#define UTF_INVALID 0xFFFD
-#define UTF_SIZ 4
+#define UTF_SIZ 4
static const unsigned char utfbyte[UTF_SIZ + 1] = {0x80, 0, 0xC0, 0xE0, 0xF0};
static const unsigned char utfmask[UTF_SIZ + 1] = {0xC0, 0x80, 0xE0, 0xF0, 0xF8};
_AT_@ -17,50 +17,54 @@ static const long utfmin[UTF_SIZ + 1] = { 0, 0, 0x80, 0x800, 0x10000
static const long utfmax[UTF_SIZ + 1] = {0x10FFFF, 0x7F, 0x7FF, 0xFFFF, 0x10FFFF};
static long
-utf8decodebyte(const char c, size_t *i) {
- for(*i = 0; *i < (UTF_SIZ + 1); ++(*i))
- if(((unsigned char)c & utfmask[*i]) == utfbyte[*i])
+utf8decodebyte(const char c, size_t *i)
+{
+ for (*i = 0; *i < (UTF_SIZ + 1); ++(*i))
+ if (((unsigned char)c & utfmask[*i]) == utfbyte[*i])
return (unsigned char)c & ~utfmask[*i];
return 0;
}
static size_t
-utf8validate(long *u, size_t i) {
- if(!BETWEEN(*u, utfmin[i], utfmax[i]) || BETWEEN(*u, 0xD800, 0xDFFF))
+utf8validate(long *u, size_t i)
+{
+ if (!BETWEEN(*u, utfmin[i], utfmax[i]) || BETWEEN(*u, 0xD800, 0xDFFF))
*u = UTF_INVALID;
- for(i = 1; *u > utfmax[i]; ++i)
+ for (i = 1; *u > utfmax[i]; ++i)
;
return i;
}
static size_t
-utf8decode(const char *c, long *u, size_t clen) {
+utf8decode(const char *c, long *u, size_t clen)
+{
size_t i, j, len, type;
long udecoded;
*u = UTF_INVALID;
- if(!clen)
+ if (!clen)
return 0;
udecoded = utf8decodebyte(c[0], &len);
- if(!BETWEEN(len, 1, UTF_SIZ))
+ if (!BETWEEN(len, 1, UTF_SIZ))
return 1;
- for(i = 1, j = 1; i < clen && j < len; ++i, ++j) {
+ for (i = 1, j = 1; i < clen && j < len; ++i, ++j) {
udecoded = (udecoded << 6) | utf8decodebyte(c[i], &type);
- if(type != 0)
+ if (type)
return j;
}
- if(j < len)
+ if (j < len)
return 0;
*u = udecoded;
utf8validate(u, len);
+
return len;
}
Drw *
-drw_create(Display *dpy, int screen, Window root, unsigned int w, unsigned int h) {
- Drw *drw = (Drw *)calloc(1, sizeof(Drw));
- if(!drw)
- return NULL;
+drw_create(Display *dpy, int screen, Window root, unsigned int w, unsigned int h)
+{
+ Drw *drw = ecalloc(1, sizeof(Drw));
+
drw->dpy = dpy;
drw->screen = screen;
drw->root = root;
_AT_@ -68,165 +72,178 @@ drw_create(Display *dpy, int screen, Window root, unsigned int w, unsigned int h
drw->h = h;
drw->drawable = XCreatePixmap(dpy, root, w, h, DefaultDepth(dpy, screen));
drw->gc = XCreateGC(dpy, root, 0, NULL);
- drw->fontcount = 0;
XSetLineAttributes(dpy, drw->gc, 1, LineSolid, CapButt, JoinMiter);
+
return drw;
}
void
-drw_resize(Drw *drw, unsigned int w, unsigned int h) {
- if(!drw)
+drw_resize(Drw *drw, unsigned int w, unsigned int h)
+{
+ if (!drw)
return;
+
drw->w = w;
drw->h = h;
- if(drw->drawable != 0)
+ if (drw->drawable)
XFreePixmap(drw->dpy, drw->drawable);
drw->drawable = XCreatePixmap(drw->dpy, drw->root, w, h, DefaultDepth(drw->dpy, drw->screen));
}
void
-drw_free(Drw *drw) {
- size_t i;
- for (i = 0; i < drw->fontcount; i++) {
- drw_font_free(drw->fonts[i]);
- }
+drw_free(Drw *drw)
+{
XFreePixmap(drw->dpy, drw->drawable);
XFreeGC(drw->dpy, drw->gc);
free(drw);
}
/* This function is an implementation detail. Library users should use
- * drw_font_create instead.
+ * drw_fontset_create instead.
*/
static Fnt *
-drw_font_xcreate(Drw *drw, const char *fontname, FcPattern *fontpattern) {
+xfont_create(Drw *drw, const char *fontname, FcPattern *fontpattern)
+{
Fnt *font;
-
- if (!(fontname || fontpattern))
- die("No font specified.\n");
-
- if (!(font = (Fnt *)calloc(1, sizeof(Fnt))))
- return NULL;
+ XftFont *xfont = NULL;
+ FcPattern *pattern = NULL;
if (fontname) {
- /* Using the pattern found at font->xfont->pattern does not yield same
- * the same substitution results as using the pattern returned by
+ /* Using the pattern found at font->xfont->pattern does not yield the
+ * same substitution results as using the pattern returned by
* FcNameParse; using the latter results in the desired fallback
- * behaviour whereas the former just results in
- * missing-character-rectangles being drawn, at least with some fonts.
- */
- if (!(font->xfont = XftFontOpenName(drw->dpy, drw->screen, fontname)) ||
- !(font->pattern = FcNameParse((FcChar8 *) fontname))) {
- if (font->xfont) {
- XftFontClose(drw->dpy, font->xfont);
- font->xfont = NULL;
- }
- fprintf(stderr, "error, cannot load font: '%s'\n", fontname);
+ * behaviour whereas the former just results in missing-character
+ * rectangles being drawn, at least with some fonts. */
+ if (!(xfont = XftFontOpenName(drw->dpy, drw->screen, fontname))) {
+ fprintf(stderr, "error, cannot load font from name: '%s'\n", fontname);
+ return NULL;
+ }
+ if (!(pattern = FcNameParse((FcChar8 *) fontname))) {
+ fprintf(stderr, "error, cannot parse font name to pattern: '%s'\n", fontname);
+ XftFontClose(drw->dpy, xfont);
+ return NULL;
}
} else if (fontpattern) {
- if (!(font->xfont = XftFontOpenPattern(drw->dpy, fontpattern))) {
- fprintf(stderr, "error, cannot load font pattern.\n");
- } else {
- font->pattern = NULL;
+ if (!(xfont = XftFontOpenPattern(drw->dpy, fontpattern))) {
+ fprintf(stderr, "error, cannot load font from pattern.\n");
+ return NULL;
}
+ } else {
+ die("no font specified.");
}
- if (!font->xfont) {
- free(font);
- return NULL;
- }
-
- font->ascent = font->xfont->ascent;
- font->descent = font->xfont->descent;
- font->h = font->ascent + font->descent;
+ font = ecalloc(1, sizeof(Fnt));
+ font->xfont = xfont;
+ font->pattern = pattern;
+ font->h = xfont->ascent + xfont->descent;
font->dpy = drw->dpy;
+
return font;
}
-Fnt*
-drw_font_create(Drw *drw, const char *fontname) {
- return drw_font_xcreate(drw, fontname, NULL);
+static void
+xfont_free(Fnt *font)
+{
+ if (!font)
+ return;
+ if (font->pattern)
+ FcPatternDestroy(font->pattern);
+ XftFontClose(font->dpy, font->xfont);
+ free(font);
}
-void
-drw_load_fonts(Drw* drw, const char *fonts[], size_t fontcount) {
+Fnt*
+drw_fontset_create(Drw* drw, const char *fonts[], size_t fontcount)
+{
+ Fnt *cur, *ret = NULL;
size_t i;
- Fnt *font;
- for (i = 0; i < fontcount; i++) {
- if (drw->fontcount >= DRW_FONT_CACHE_SIZE) {
- die("Font cache exhausted.\n");
- } else if ((font = drw_font_xcreate(drw, fonts[i], NULL))) {
- drw->fonts[drw->fontcount++] = font;
+
+ if (!drw || !fonts)
+ return NULL;
+
+ for (i = 1; i <= fontcount; i++) {
+ if ((cur = xfont_create(drw, fonts[fontcount - i], NULL))) {
+ cur->next = ret;
+ ret = cur;
}
}
+ return (drw->fonts = ret);
+}
+
+void
+drw_fontset_free(Fnt *font)
+{
+ if (font) {
+ drw_fontset_free(font->next);
+ xfont_free(font);
+ }
}
void
-drw_font_free(Fnt *font) {
- if(!font)
+drw_clr_create(Drw *drw, Clr *dest, const char *clrname)
+{
+ if (!drw || !dest || !clrname)
return;
- if(font->pattern)
- FcPatternDestroy(font->pattern);
- XftFontClose(font->dpy, font->xfont);
- free(font);
+
+ if (!XftColorAllocName(drw->dpy, DefaultVisual(drw->dpy, drw->screen),
+ DefaultColormap(drw->dpy, drw->screen),
+ clrname, dest))
+ die("error, cannot allocate color '%s'", clrname);
}
+/* Wrapper to create color schemes. The caller has to call free(3) on the
+ * returned color scheme when done using it. */
Clr *
-drw_clr_create(Drw *drw, const char *clrname) {
- Clr *clr;
- Colormap cmap;
- Visual *vis;
+drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount)
+{
+ size_t i;
+ Clr *ret;
- if(!drw)
+ /* need at least two colors for a scheme */
+ if (!drw || !clrnames || clrcount < 2 || !(ret = ecalloc(clrcount, sizeof(XftColor))))
return NULL;
- clr = (Clr *)calloc(1, sizeof(Clr));
- if(!clr)
- return NULL;
- cmap = DefaultColormap(drw->dpy, drw->screen);
- vis = DefaultVisual(drw->dpy, drw->screen);
- if(!XftColorAllocName(drw->dpy, vis, cmap, clrname, &clr->rgb))
- die("error, cannot allocate color '%s'\n", clrname);
- clr->pix = clr->rgb.pixel;
- return clr;
+
+ for (i = 0; i < clrcount; i++)
+ drw_clr_create(drw, &ret[i], clrnames[i]);
+ return ret;
}
void
-drw_clr_free(Clr *clr) {
- if(clr)
- free(clr);
+drw_setfontset(Drw *drw, Fnt *set)
+{
+ if (drw)
+ drw->fonts = set;
}
void
-drw_setscheme(Drw *drw, ClrScheme *scheme) {
- if(drw && scheme)
- drw->scheme = scheme;
+drw_setscheme(Drw *drw, Clr *scm)
+{
+ if (drw)
+ drw->scheme = scm;
}
void
-drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, int filled, int empty, int invert) {
- int dx;
-
- if(!drw || !drw->fontcount || !drw->scheme)
+drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, int filled, int invert)
+{
+ if (!drw || !drw->scheme)
return;
- XSetForeground(drw->dpy, drw->gc, invert ? drw->scheme->bg->pix : drw->scheme->fg->pix);
- dx = (drw->fonts[0]->ascent + drw->fonts[0]->descent + 2) / 4;
- if(filled)
- XFillRectangle(drw->dpy, drw->drawable, drw->gc, x+1, y+1, dx+1, dx+1);
- else if(empty)
- XDrawRectangle(drw->dpy, drw->drawable, drw->gc, x+1, y+1, dx, dx);
+ XSetForeground(drw->dpy, drw->gc, invert ? drw->scheme[ColBg].pixel : drw->scheme[ColFg].pixel);
+ if (filled)
+ XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w, h);
+ else
+ XDrawRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w - 1, h - 1);
}
int
-drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, const char *text, int invert) {
+drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lpad, const char *text, int invert)
+{
char buf[1024];
- int tx, ty, th;
- Extnts tex;
- Colormap cmap;
- Visual *vis;
- XftDraw *d;
- Fnt *curfont, *nextfont;
+ int ty;
+ unsigned int ew;
+ XftDraw *d = NULL;
+ Fnt *usedfont, *curfont, *nextfont;
size_t i, len;
- int utf8strlen, utf8charlen, render;
+ int utf8strlen, utf8charlen, render = x || y || w || h;
long utf8codepoint = 0;
const char *utf8str;
FcCharSet *fccharset;
_AT_@ -235,73 +252,67 @@ drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, const char *tex
XftResult result;
int charexists = 0;
- if (!(render = x || y || w || h)) {
- w = ~w;
- }
-
- if (!drw || !drw->scheme) {
+ if (!drw || (render && !drw->scheme) || !text || !drw->fonts)
return 0;
- } else if (render) {
- XSetForeground(drw->dpy, drw->gc, invert ? drw->scheme->fg->pix : drw->scheme->bg->pix);
- XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w, h);
- }
- if (!text || !drw->fontcount) {
- return 0;
- } else if (render) {
- cmap = DefaultColormap(drw->dpy, drw->screen);
- vis = DefaultVisual(drw->dpy, drw->screen);
- d = XftDrawCreate(drw->dpy, drw->drawable, vis, cmap);
+ if (!render) {
+ 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,
+ DefaultVisual(drw->dpy, drw->screen),
+ DefaultColormap(drw->dpy, drw->screen));
+ x += lpad;
+ w -= lpad;
}
- curfont = drw->fonts[0];
+ usedfont = drw->fonts;
while (1) {
utf8strlen = 0;
utf8str = text;
nextfont = NULL;
while (*text) {
utf8charlen = utf8decode(text, &utf8codepoint, UTF_SIZ);
- for (i = 0; i < drw->fontcount; i++) {
- charexists = charexists || XftCharExists(drw->dpy, drw->fonts[i]->xfont, utf8codepoint);
+ for (curfont = drw->fonts; curfont; curfont = curfont->next) {
+ charexists = charexists || XftCharExists(drw->dpy, curfont->xfont, utf8codepoint);
if (charexists) {
- if (drw->fonts[i] == curfont) {
+ if (curfont == usedfont) {
utf8strlen += utf8charlen;
text += utf8charlen;
} else {
- nextfont = drw->fonts[i];
+ nextfont = curfont;
}
break;
}
}
- if (!charexists || (nextfont && nextfont != curfont)) {
+ if (!charexists || nextfont)
break;
- } else {
+ else
charexists = 0;
- }
}
if (utf8strlen) {
- drw_font_getexts(curfont, utf8str, utf8strlen, &tex);
+ drw_font_getexts(usedfont, utf8str, utf8strlen, &ew, NULL);
/* shorten text if necessary */
- for(len = MIN(utf8strlen, (sizeof buf) - 1); len && (tex.w > w - drw->fonts[0]->h || w < drw->fonts[0]->h); len--)
- drw_font_getexts(curfont, utf8str, len, &tex);
+ for (len = MIN(utf8strlen, sizeof(buf) - 1); len && ew > w; len--)
+ drw_font_getexts(usedfont, utf8str, len, &ew, NULL);
if (len) {
memcpy(buf, utf8str, len);
buf[len] = '\0';
- if(len < utf8strlen)
- for(i = len; i && i > len - 3; buf[--i] = '.');
+ if (len < utf8strlen)
+ for (i = len; i && i > len - 3; buf[--i] = '.')
+ ; /* NOP */
if (render) {
- th = curfont->ascent + curfont->descent;
- ty = y + (h / 2) - (th / 2) + curfont->ascent;
- tx = x + (h / 2);
- XftDrawStringUtf8(d, invert ? &drw->scheme->bg->rgb : &drw->scheme->fg->rgb, curfont->xfont, tx, ty, (XftChar8 *)buf, len);
+ ty = y + (h - usedfont->h) / 2 + usedfont->xfont->ascent;
+ XftDrawStringUtf8(d, &drw->scheme[invert ? ColBg : ColFg],
+ usedfont->xfont, x, ty, (XftChar8 *)buf, len);
}
-
- x += tex.w;
- w -= tex.w;
+ x += ew;
+ w -= ew;
}
}
_AT_@ -309,28 +320,21 @@ drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, const char *tex
break;
} else if (nextfont) {
charexists = 0;
- curfont = nextfont;
+ usedfont = nextfont;
} else {
/* Regardless of whether or not a fallback font is found, the
- * character must be drawn.
- */
+ * character must be drawn. */
charexists = 1;
- if (drw->fontcount >= DRW_FONT_CACHE_SIZE) {
- continue;
- }
-
fccharset = FcCharSetCreate();
FcCharSetAddChar(fccharset, utf8codepoint);
- if (!drw->fonts[0]->pattern) {
- /* Refer to the comment in drw_font_xcreate for more
- * information.
- */
- die("The first font in the cache must be loaded from a font string.\n");
+ if (!drw->fonts->pattern) {
+ /* Refer to the comment in xfont_create for more information. */
+ die("the first font in the cache must be loaded from a font string.");
}
- fcpattern = FcPatternDuplicate(drw->fonts[0]->pattern);
+ fcpattern = FcPatternDuplicate(drw->fonts->pattern);
FcPatternAddCharSet(fcpattern, FC_CHARSET, fccharset);
FcPatternAddBool(fcpattern, FC_SCALABLE, FcTrue);
_AT_@ -342,70 +346,76 @@ drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, const char *tex
FcPatternDestroy(fcpattern);
if (match) {
- curfont = drw_font_xcreate(drw, NULL, match);
- if (curfont && XftCharExists(drw->dpy, curfont->xfont, utf8codepoint)) {
- drw->fonts[drw->fontcount++] = curfont;
+ usedfont = xfont_create(drw, NULL, match);
+ if (usedfont && XftCharExists(drw->dpy, usedfont->xfont, utf8codepoint)) {
+ for (curfont = drw->fonts; curfont->next; curfont = curfont->next)
+ ; /* NOP */
+ curfont->next = usedfont;
} else {
- if (curfont) {
- drw_font_free(curfont);
- }
- curfont = drw->fonts[0];
+ xfont_free(usedfont);
+ usedfont = drw->fonts;
}
}
}
}
-
- if (render) {
+ if (d)
XftDrawDestroy(d);
- }
- return x;
+ return x + (render ? w : 0);
}
void
-drw_map(Drw *drw, Window win, int x, int y, unsigned int w, unsigned int h) {
- if(!drw)
+drw_map(Drw *drw, Window win, int x, int y, unsigned int w, unsigned int h)
+{
+ if (!drw)
return;
+
XCopyArea(drw->dpy, drw->drawable, win, drw->gc, x, y, w, h, x, y);
XSync(drw->dpy, False);
}
+unsigned int
+drw_fontset_getwidth(Drw *drw, const char *text)
+{
+ if (!drw || !drw->fonts || !text)
+ return 0;
+ return drw_text(drw, 0, 0, 0, 0, 0, text, 0);
+}
void
-drw_font_getexts(Fnt *font, const char *text, unsigned int len, Extnts *tex) {
+drw_font_getexts(Fnt *font, const char *text, unsigned int len, unsigned int *w, unsigned int *h)
+{
XGlyphInfo ext;
- if(!font || !text)
+ if (!font || !text)
return;
- XftTextExtentsUtf8(font->dpy, font->xfont, (XftChar8 *)text, len, &ext);
- tex->h = font->h;
- tex->w = ext.xOff;
-}
-
-unsigned int
-drw_font_getexts_width(Fnt *font, const char *text, unsigned int len) {
- Extnts tex;
- if(!font)
- return -1;
- drw_font_getexts(font, text, len, &tex);
- return tex.w;
+ XftTextExtentsUtf8(font->dpy, font->xfont, (XftChar8 *)text, len, &ext);
+ if (w)
+ *w = ext.xOff;
+ if (h)
+ *h = font->h;
}
Cur *
-drw_cur_create(Drw *drw, int shape) {
- Cur *cur = (Cur *)calloc(1, sizeof(Cur));
+drw_cur_create(Drw *drw, int shape)
+{
+ Cur *cur;
- if(!drw || !cur)
+ if (!drw || !(cur = ecalloc(1, sizeof(Cur))))
return NULL;
+
cur->cursor = XCreateFontCursor(drw->dpy, shape);
+
return cur;
}
void
-drw_cur_free(Drw *drw, Cur *cursor) {
- if(!drw || !cursor)
+drw_cur_free(Drw *drw, Cur *cursor)
+{
+ if (!cursor)
return;
+
XFreeCursor(drw->dpy, cursor->cursor);
free(cursor);
}
diff --git a/drw.h b/drw.h
index 536171b..4c67419 100644
--- a/drw.h
+++ b/drw.h
_AT_@ -1,29 +1,19 @@
/* See LICENSE file for copyright and license details. */
-#define DRW_FONT_CACHE_SIZE 32
-
-typedef struct {
- unsigned long pix;
- XftColor rgb;
-} Clr;
typedef struct {
Cursor cursor;
} Cur;
-typedef struct {
+typedef struct Fnt {
Display *dpy;
- int ascent;
- int descent;
unsigned int h;
XftFont *xfont;
FcPattern *pattern;
+ struct Fnt *next;
} Fnt;
-typedef struct {
- Clr *fg;
- Clr *bg;
- Clr *border;
-} ClrScheme;
+enum { ColFg, ColBg }; /* Clr scheme index */
+typedef XftColor Clr;
typedef struct {
unsigned int w, h;
_AT_@ -32,43 +22,36 @@ typedef struct {
Window root;
Drawable drawable;
GC gc;
- ClrScheme *scheme;
- size_t fontcount;
- Fnt *fonts[DRW_FONT_CACHE_SIZE];
+ Clr *scheme;
+ Fnt *fonts;
} Drw;
-typedef struct {
- unsigned int w;
- unsigned int h;
-} Extnts;
-
/* Drawable abstraction */
Drw *drw_create(Display *dpy, int screen, Window win, unsigned int w, unsigned int h);
void drw_resize(Drw *drw, unsigned int w, unsigned int h);
void drw_free(Drw *drw);
/* Fnt abstraction */
-Fnt *drw_font_create(Drw *drw, const char *fontname);
-void drw_load_fonts(Drw* drw, const char *fonts[], size_t fontcount);
-void drw_font_free(Fnt *font);
-void drw_font_getexts(Fnt *font, const char *text, unsigned int len, Extnts *extnts);
-unsigned int drw_font_getexts_width(Fnt *font, const char *text, unsigned int len);
+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);
+void drw_font_getexts(Fnt *font, const char *text, unsigned int len, unsigned int *w, unsigned int *h);
-/* Colour abstraction */
-Clr *drw_clr_create(Drw *drw, const char *clrname);
-void drw_clr_free(Clr *clr);
+/* Colorscheme abstraction */
+void drw_clr_create(Drw *drw, Clr *dest, const char *clrname);
+Clr *drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount);
/* Cursor abstraction */
Cur *drw_cur_create(Drw *drw, int shape);
void drw_cur_free(Drw *drw, Cur *cursor);
/* Drawing context manipulation */
-void drw_setfont(Drw *drw, Fnt *font);
-void drw_setscheme(Drw *drw, ClrScheme *scheme);
+void drw_setfontset(Drw *drw, Fnt *set);
+void drw_setscheme(Drw *drw, Clr *scm);
/* Drawing functions */
-void drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, int filled, int empty, int invert);
-int drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, const char *text, int invert);
+void drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, int filled, int invert);
+int drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lpad, const char *text, int invert);
/* Map functions */
void drw_map(Drw *drw, Window win, int x, int y, unsigned int w, unsigned int h);
diff --git a/util.c b/util.c
index 51acd1a..fe044fc 100644
--- a/util.c
+++ b/util.c
_AT_@ -2,16 +2,34 @@
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
+#include <string.h>
#include "util.h"
+void *
+ecalloc(size_t nmemb, size_t size)
+{
+ void *p;
+
+ if (!(p = calloc(nmemb, size)))
+ die("calloc:");
+ return p;
+}
+
void
-die(const char *errstr, ...) {
+die(const char *fmt, ...) {
va_list ap;
- va_start(ap, errstr);
- vfprintf(stderr, errstr, ap);
+ va_start(ap, fmt);
+ vfprintf(stderr, fmt, ap);
va_end(ap);
- exit(EXIT_FAILURE);
-}
+ if (fmt[0] && fmt[strlen(fmt)-1] == ':') {
+ fputc(' ', stderr);
+ perror(NULL);
+ } else {
+ fputc('\n', stderr);
+ }
+
+ exit(1);
+}
Received on Sat Nov 05 2016 - 11:48:37 CET
This archive was generated by hypermail 2.3.0
: Sat Nov 05 2016 - 12:00:19 CET