X-Git-Url: https://git.xinqibao.xyz/st.git/blobdiff_plain/ed5b8700a6e6c14b814dcc2e54a90eb1868070b5..bf6cf05ba5211b35d7b10169624679428c5f4974:/st.c?ds=sidebyside
diff --git a/st.c b/st.c
index 5ed3753..7ae9d8c 100644
--- a/st.c
+++ b/st.c
@@ -26,6 +26,7 @@
#include <X11/keysym.h>
#include <X11/extensions/Xdbe.h>
#include <X11/Xft/Xft.h>
+#include <fontconfig/fontconfig.h>
#define Glyph Glyph_
#define Font Font_
@@ -39,8 +40,8 @@
#define USAGE \
"st " VERSION " (c) 2010-2012 st engineers\n" \
- "usage: st [-t title] [-c class] [-g geometry]" \
- " [-w windowid] [-v] [-f file] [-e command...]\n"
+ "usage: st [-v] [-c class] [-f font] [-g geometry] [-o file]" \
+ " [-t title] [-w windowid] [-e command ...]\n"
/* XEMBED messages */
#define XEMBED_FOCUS_IN 4
@@ -235,6 +236,8 @@ typedef struct {
/* Font structure */
typedef struct {
+ int height;
+ int width;
int ascent;
int descent;
short lbearing;
@@ -336,6 +339,7 @@ static int isfullutf8(char *, int);
static void *xmalloc(size_t);
static void *xrealloc(void *, size_t);
static void *xcalloc(size_t nmemb, size_t size);
+static char *smstrcat(char *, ...);
static void (*handler[LASTEvent])(XEvent *) = {
[KeyPress] = kpress,
@@ -364,11 +368,12 @@ static int cmdfd;
static pid_t pid;
static Selection sel;
static int iofd = -1;
-static char **opt_cmd = NULL;
-static char *opt_io = NULL;
+static char **opt_cmd = NULL;
+static char *opt_io = NULL;
static char *opt_title = NULL;
static char *opt_embed = NULL;
static char *opt_class = NULL;
+static char *opt_font = NULL;
void *
xmalloc(size_t len) {
@@ -393,6 +398,44 @@ xcalloc(size_t nmemb, size_t size) {
return p;
}
+char *
+smstrcat(char *src, ...)
+{
+ va_list fmtargs;
+ char *ret, *p, *v;
+ int len, slen, flen;
+
+ len = slen = strlen(src);
+
+ va_start(fmtargs, src);
+ for(;;) {
+ v = va_arg(fmtargs, char *);
+ if(v == NULL)
+ break;
+ len += strlen(v);
+ }
+ va_end(fmtargs);
+
+ p = ret = xmalloc(len+1);
+ memmove(p, src, slen);
+ p += slen;
+
+ va_start(fmtargs, src);
+ for(;;) {
+ v = va_arg(fmtargs, char *);
+ if(v == NULL)
+ break;
+ flen = strlen(v);
+ memmove(p, v, flen);
+ p += flen;
+ }
+ va_end(fmtargs);
+
+ ret[len] = '\0';
+
+ return ret;
+}
+
int
utf8decode(char *s, long *u) {
uchar c;
@@ -1305,7 +1348,7 @@ tsetmode(bool priv, bool set, int *args, int narg) {
case 1: /* DECCKM -- Cursor key */
MODBIT(term.mode, set, MODE_APPKEYPAD);
break;
- case 5: /* DECSCNM -- Reverve video */
+ case 5: /* DECSCNM -- Reverse video */
mode = term.mode;
MODBIT(term.mode, set, MODE_REVERSE);
if(mode != term.mode)
@@ -1925,8 +1968,8 @@ xloadcols(void) {
}
/* load colors [16-255] ; same colors as xterm */
- for(i = 16, r = 0; r < 6; r++)
- for(g = 0; g < 6; g++)
+ for(i = 16, r = 0; r < 6; r++) {
+ for(g = 0; g < 6; g++) {
for(b = 0; b < 6; b++) {
xft_color.red = r == 0 ? 0 : 0x3737 + 0x2828 * r;
xft_color.green = g == 0 ? 0 : 0x3737 + 0x2828 * g;
@@ -1936,12 +1979,13 @@ xloadcols(void) {
}
i++;
}
+ }
+ }
for(r = 0; r < 24; r++, i++) {
xft_color.red = xft_color.green = xft_color.blue = 0x0808 + 0x0a0a * r;
if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &xft_color, &dc.xft_col[i])) {
- dc.xft_col[i] = dc.xft_col[256];
- fprintf(stderr, "Could not allocate color %d\n", i);
+ die("Could not allocate color %d\n", i);
}
}
}
@@ -2005,23 +2049,50 @@ xhints(void) {
void
xinitfont(Font *f, char *fontstr) {
- f->xft_set = XftFontOpenName(xw.dpy, xw.scr, fontstr);
-
- if(!f->xft_set)
+ FcPattern *pattern, *match;
+ FcResult result;
+
+ pattern = FcNameParse((FcChar8 *)fontstr);
+ if(!pattern)
+ die("st: can't open font %s\n", fontstr);
+
+ match = XftFontMatch(xw.dpy, xw.scr, pattern, &result);
+ FcPatternDestroy(pattern);
+ if(!match)
+ die("st: can't open font %s\n", fontstr);
+ if(!(f->xft_set = XftFontOpenPattern(xw.dpy, match))) {
+ FcPatternDestroy(match);
die("st: can't open font %s.\n", fontstr);
+ }
f->ascent = f->xft_set->ascent;
f->descent = f->xft_set->descent;
f->lbearing = 0;
f->rbearing = f->xft_set->max_advance_width;
+
+ f->height = f->xft_set->height;
+ f->width = f->lbearing + f->rbearing;
}
void
-initfonts(char *fontstr, char *bfontstr, char *ifontstr, char *ibfontstr) {
+initfonts(char *fontstr) {
+ char *fstr;
+
xinitfont(&dc.font, fontstr);
- xinitfont(&dc.bfont, bfontstr);
- xinitfont(&dc.ifont, ifontstr);
- xinitfont(&dc.ibfont, ibfontstr);
+ xw.cw = dc.font.width;
+ xw.ch = dc.font.height;
+
+ fstr = smstrcat(fontstr, ":weight=bold", NULL);
+ xinitfont(&dc.bfont, fstr);
+ free(fstr);
+
+ fstr = smstrcat(fontstr, ":slant=italic,oblique", NULL);
+ xinitfont(&dc.ifont, fstr);
+ free(fstr);
+
+ fstr = smstrcat(fontstr, ":weight=bold:slant=italic,oblique", NULL);
+ xinitfont(&dc.ibfont, fstr);
+ free(fstr);
}
void
@@ -2037,11 +2108,7 @@ xinit(void) {
xw.vis = XDefaultVisual(xw.dpy, xw.scr);
/* font */
- initfonts(FONT, BOLDFONT, ITALICFONT, ITALICBOLDFONT);
-
- /* XXX: Assuming same size for bold font */
- xw.cw = dc.font.rbearing - dc.font.lbearing;
- xw.ch = dc.font.ascent + dc.font.descent;
+ initfonts((opt_font != NULL)? opt_font : FONT);
/* colors */
xw.cmap = XDefaultColormap(xw.dpy, xw.scr);
@@ -2115,24 +2182,34 @@ xinit(void) {
void
xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
- int fg = base.fg, bg = base.bg, temp;
- int winx = BORDER+x*xw.cw, winy = BORDER+y*xw.ch + dc.font.ascent, width = charlen*xw.cw;
+ int winx = BORDER+x*xw.cw, winy = BORDER+y*xw.ch,
+ width = charlen*xw.cw;
Font *font = &dc.font;
XGlyphInfo extents;
-
- /* only switch default fg/bg if term is in RV mode */
- if(IS_SET(MODE_REVERSE)) {
- if(fg == DefaultFG)
- fg = DefaultBG;
- if(bg == DefaultBG)
- bg = DefaultFG;
- }
+ XftColor *fg = &dc.xft_col[base.fg], *bg = &dc.xft_col[base.bg],
+ *temp, revfg, revbg;
+ XRenderColor colfg, colbg;
if(base.mode & ATTR_REVERSE)
temp = fg, fg = bg, bg = temp;
if(base.mode & ATTR_BOLD) {
- fg += 8;
+ if(BETWEEN(base.fg, 0, 7)) {
+ /* basic system colors */
+ fg = &dc.xft_col[base.fg + 8];
+ } else if(BETWEEN(base.fg, 16, 195)) {
+ /* 256 colors */
+ fg = &dc.xft_col[base.fg + 36];
+ } else if(BETWEEN(base.fg, 232, 251)) {
+ /* greyscale */
+ fg = &dc.xft_col[base.fg + 4];
+ }
+ /*
+ * Those ranges will not be brightened:
+ * 8 - 15 â bright system colors
+ * 196 - 231 â highest 256 color cube
+ * 252 - 255 â brightest colors in grescale
+ */
font = &dc.bfont;
}
@@ -2141,13 +2218,40 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
if(base.mode & (ATTR_ITALIC|ATTR_ITALIC))
font = &dc.ibfont;
- XftTextExtentsUtf8(xw.dpy, font->xft_set, (FcChar8 *)s, bytelen, &extents);
+ if(IS_SET(MODE_REVERSE)) {
+ if(fg == &dc.xft_col[DefaultFG]) {
+ fg = &dc.xft_col[DefaultBG];
+ } else {
+ colfg.red = ~fg->color.red;
+ colfg.green = ~fg->color.green;
+ colfg.blue = ~fg->color.blue;
+ colfg.alpha = fg->color.alpha;
+ XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colfg, &revfg);
+ fg = &revfg;
+ }
+
+ if(bg == &dc.xft_col[DefaultBG]) {
+ bg = &dc.xft_col[DefaultFG];
+ } else {
+ colbg.red = ~bg->color.red;
+ colbg.green = ~bg->color.green;
+ colbg.blue = ~bg->color.blue;
+ colbg.alpha = bg->color.alpha;
+ XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colbg, &revbg);
+ bg = &revbg;
+ }
+ }
+
+ XftTextExtentsUtf8(xw.dpy, font->xft_set, (FcChar8 *)s, bytelen,
+ &extents);
width = extents.xOff;
- XftDrawRect(xw.xft_draw, &dc.xft_col[bg], winx, winy - font->ascent, width, xw.ch);
- XftDrawStringUtf8(xw.xft_draw, &dc.xft_col[fg], font->xft_set, winx, winy, (FcChar8 *)s, bytelen);
+
+ XftDrawRect(xw.xft_draw, bg, winx, winy, width, xw.ch);
+ XftDrawStringUtf8(xw.xft_draw, fg, font->xft_set, winx,
+ winy + font->ascent, (FcChar8 *)s, bytelen);
if(base.mode & ATTR_UNDERLINE) {
- XftDrawRect(xw.xft_draw, &dc.xft_col[fg], winx, winy+1,
+ XftDrawRect(xw.xft_draw, fg, winx, winy + font->ascent + 1,
width, 1);
}
}
@@ -2453,22 +2557,19 @@ main(int argc, char *argv[]) {
for(i = 1; i < argc; i++) {
switch(argv[i][0] != '-' || argv[i][2] ? -1 : argv[i][1]) {
- case 't':
- if(++i < argc) opt_title = argv[i];
- break;
case 'c':
- if(++i < argc) opt_class = argv[i];
- break;
- case 'w':
- if(++i < argc) opt_embed = argv[i];
- break;
- case 'f':
- if(++i < argc) opt_io = argv[i];
+ if(++i < argc)
+ opt_class = argv[i];
break;
case 'e':
/* eat every remaining arguments */
- if(++i < argc) opt_cmd = &argv[i];
+ if(++i < argc)
+ opt_cmd = &argv[i];
goto run;
+ case 'f':
+ if(++i < argc)
+ opt_font = argv[i];
+ break;
case 'g':
if(++i >= argc)
break;
@@ -2490,9 +2591,21 @@ main(int argc, char *argv[]) {
if(xw.fh != 0 && xw.fw != 0)
xw.isfixed = True;
break;
+ case 'o':
+ if(++i < argc)
+ opt_io = argv[i];
+ break;
+ case 't':
+ if(++i < argc)
+ opt_title = argv[i];
+ break;
case 'v':
default:
die(USAGE);
+ case 'w':
+ if(++i < argc)
+ opt_embed = argv[i];
+ break;
}
}