Initial Xft support for st. More to follow.
Christoph Lohmann
parent
1ba5f4172f
commit
2b3c1219c8
|
|
@ -1,9 +1,8 @@
|
|||
|
||||
#define FONT "-*-*-medium-r-*-*-*-120-75-75-*-70-*-*"
|
||||
#define BOLDFONT "-*-*-bold-r-*-*-*-120-75-75-*-70-*-*"
|
||||
/* If italic is not available, fall back to bold. */
|
||||
#define ITALICFONT "-*-*-medium-o-*-*-*-120-75-75-*-70-*-*," BOLDFONT
|
||||
#define ITALICBOLDFONT "-*-*-bold-o-*-*-*-120-75-75-*-70-*-*," BOLDFONT
|
||||
#define FONT "Bitstream Vera Sans Mono:pixelsize=12:antialias=false:autohint=true"
|
||||
#define BOLDFONT FONT ":weight=bold"
|
||||
#define ITALICFONT FONT ":slant=italic,oblique"
|
||||
#define ITALICBOLDFONT BOLDFONT ":slant=italic,oblique"
|
||||
|
||||
/* Space in pixels around the terminal buffer */
|
||||
#define BORDER 2
|
||||
|
|
|
|||
|
|
@ -11,8 +11,8 @@ X11INC = /usr/X11R6/include
|
|||
X11LIB = /usr/X11R6/lib
|
||||
|
||||
# includes and libs
|
||||
INCS = -I. -I/usr/include -I${X11INC}
|
||||
LIBS = -L/usr/lib -lc -L${X11LIB} -lX11 -lutil -lXext
|
||||
INCS = -I. -I/usr/include -I${X11INC} -I/usr/include/freetype2
|
||||
LIBS = -L/usr/lib -lc -L${X11LIB} -lX11 -lutil -lXext -lXft
|
||||
|
||||
# flags
|
||||
CPPFLAGS = -DVERSION=\"${VERSION}\"
|
||||
|
|
|
|||
126
st.c
126
st.c
|
|
@ -25,6 +25,9 @@
|
|||
#include <X11/cursorfont.h>
|
||||
#include <X11/keysym.h>
|
||||
#include <X11/extensions/Xdbe.h>
|
||||
#include <X11/Xft/Xft.h>
|
||||
#define Glyph Glyph_
|
||||
#define Font Font_
|
||||
|
||||
#if defined(__linux)
|
||||
#include <pty.h>
|
||||
|
|
@ -195,6 +198,8 @@ typedef struct {
|
|||
Atom xembed;
|
||||
XIM xim;
|
||||
XIC xic;
|
||||
XftDraw *xft_draw;
|
||||
Visual *vis;
|
||||
int scr;
|
||||
Bool isfixed; /* is fixed geometry? */
|
||||
int fx, fy, fw, fh; /* fixed geometry */
|
||||
|
|
@ -212,7 +217,6 @@ typedef struct {
|
|||
char s[ESC_BUF_SIZ];
|
||||
} Key;
|
||||
|
||||
|
||||
/* TODO: use better name for vars... */
|
||||
typedef struct {
|
||||
int mode;
|
||||
|
|
@ -228,17 +232,22 @@ typedef struct {
|
|||
|
||||
#include "config.h"
|
||||
|
||||
/* Drawing Context */
|
||||
/* Font structure */
|
||||
typedef struct {
|
||||
ulong col[LEN(colorname) < 256 ? 256 : LEN(colorname)];
|
||||
GC gc;
|
||||
struct {
|
||||
int ascent;
|
||||
int descent;
|
||||
short lbearing;
|
||||
short rbearing;
|
||||
XFontSet set;
|
||||
} font, bfont, ifont, ibfont;
|
||||
XftFont* xft_set;
|
||||
} Font;
|
||||
|
||||
/* Drawing Context */
|
||||
typedef struct {
|
||||
ulong col[LEN(colorname) < 256 ? 256 : LEN(colorname)];
|
||||
XftColor xft_col[LEN(colorname) < 256 ? 256 : LEN(colorname)];
|
||||
GC gc;
|
||||
Font font, bfont, ifont, ibfont;
|
||||
} DC;
|
||||
|
||||
static void die(const char*, ...);
|
||||
|
|
@ -1840,47 +1849,49 @@ void
|
|||
xresize(int col, int row) {
|
||||
xw.tw = MAX(1, 2*BORDER + col * xw.cw);
|
||||
xw.th = MAX(1, 2*BORDER + row * xw.ch);
|
||||
|
||||
XftDrawChange(xw.xft_draw, xw.buf);
|
||||
}
|
||||
|
||||
void
|
||||
xloadcols(void) {
|
||||
int i, r, g, b;
|
||||
XColor color;
|
||||
XRenderColor xft_color = { .alpha = 0 };
|
||||
ulong white = WhitePixel(xw.dpy, xw.scr);
|
||||
|
||||
/* load colors [0-15] colors and [256-LEN(colorname)[ (config.h) */
|
||||
for(i = 0; i < LEN(colorname); i++) {
|
||||
if(!colorname[i])
|
||||
continue;
|
||||
if(!XAllocNamedColor(xw.dpy, xw.cmap, colorname[i], &color, &color)) {
|
||||
if(!XftColorAllocName(xw.dpy, xw.vis, xw.cmap, colorname[i], &dc.xft_col[i])) {
|
||||
dc.col[i] = white;
|
||||
fprintf(stderr, "Could not allocate color '%s'\n", colorname[i]);
|
||||
} else
|
||||
dc.col[i] = color.pixel;
|
||||
dc.col[i] = dc.xft_col[i].pixel;
|
||||
}
|
||||
|
||||
/* load colors [16-255] ; same colors as xterm */
|
||||
for(i = 16, r = 0; r < 6; r++)
|
||||
for(g = 0; g < 6; g++)
|
||||
for(b = 0; b < 6; b++) {
|
||||
color.red = r == 0 ? 0 : 0x3737 + 0x2828 * r;
|
||||
color.green = g == 0 ? 0 : 0x3737 + 0x2828 * g;
|
||||
color.blue = b == 0 ? 0 : 0x3737 + 0x2828 * b;
|
||||
if(!XAllocColor(xw.dpy, xw.cmap, &color)) {
|
||||
xft_color.red = r == 0 ? 0 : 0x3737 + 0x2828 * r;
|
||||
xft_color.green = g == 0 ? 0 : 0x3737 + 0x2828 * g;
|
||||
xft_color.blue = b == 0 ? 0 : 0x3737 + 0x2828 * b;
|
||||
if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &xft_color, &dc.xft_col[i])) {
|
||||
dc.col[i] = white;
|
||||
fprintf(stderr, "Could not allocate color %d\n", i);
|
||||
} else
|
||||
dc.col[i] = color.pixel;
|
||||
dc.col[i] = dc.xft_col[i].pixel;
|
||||
i++;
|
||||
}
|
||||
|
||||
for(r = 0; r < 24; r++, i++) {
|
||||
color.red = color.green = color.blue = 0x0808 + 0x0a0a * r;
|
||||
if(!XAllocColor(xw.dpy, xw.cmap, &color)) {
|
||||
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.col[i] = white;
|
||||
fprintf(stderr, "Could not allocate color %d\n", i);
|
||||
} else
|
||||
dc.col[i] = color.pixel;
|
||||
dc.col[i] = dc.xft_col[i].pixel;
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -1917,58 +1928,25 @@ xhints(void) {
|
|||
XFree(sizeh);
|
||||
}
|
||||
|
||||
XFontSet
|
||||
xinitfont(char *fontstr) {
|
||||
XFontSet set;
|
||||
char *def, **missing;
|
||||
int n;
|
||||
|
||||
missing = NULL;
|
||||
set = XCreateFontSet(xw.dpy, fontstr, &missing, &n, &def);
|
||||
if(missing) {
|
||||
while(n--)
|
||||
fprintf(stderr, "st: missing fontset: %s\n", missing[n]);
|
||||
XFreeStringList(missing);
|
||||
}
|
||||
return set;
|
||||
}
|
||||
|
||||
void
|
||||
xgetfontinfo(XFontSet set, int *ascent, int *descent, short *lbearing, short *rbearing) {
|
||||
XFontStruct **xfonts;
|
||||
char **font_names;
|
||||
int i, n;
|
||||
xinitfont(Font *f, char *fontstr) {
|
||||
f->xft_set = XftFontOpenName(xw.dpy, xw.scr, fontstr);
|
||||
|
||||
*ascent = *descent = *lbearing = *rbearing = 0;
|
||||
n = XFontsOfFontSet(set, &xfonts, &font_names);
|
||||
for(i = 0; i < n; i++) {
|
||||
*ascent = MAX(*ascent, (*xfonts)->ascent);
|
||||
*descent = MAX(*descent, (*xfonts)->descent);
|
||||
*lbearing = MAX(*lbearing, (*xfonts)->min_bounds.lbearing);
|
||||
*rbearing = MAX(*rbearing, (*xfonts)->max_bounds.rbearing);
|
||||
xfonts++;
|
||||
}
|
||||
if(!f->xft_set)
|
||||
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;
|
||||
}
|
||||
|
||||
void
|
||||
initfonts(char *fontstr, char *bfontstr, char *ifontstr, char *ibfontstr) {
|
||||
if((dc.font.set = xinitfont(fontstr)) == NULL)
|
||||
die("Can't load font %s\n", fontstr);
|
||||
if((dc.bfont.set = xinitfont(bfontstr)) == NULL)
|
||||
die("Can't load bfont %s\n", bfontstr);
|
||||
if((dc.ifont.set = xinitfont(ifontstr)) == NULL)
|
||||
die("Can't load ifont %s\n", ifontstr);
|
||||
if((dc.ibfont.set = xinitfont(ibfontstr)) == NULL)
|
||||
die("Can't load ibfont %s\n", ibfontstr);
|
||||
|
||||
xgetfontinfo(dc.font.set, &dc.font.ascent, &dc.font.descent,
|
||||
&dc.font.lbearing, &dc.font.rbearing);
|
||||
xgetfontinfo(dc.bfont.set, &dc.bfont.ascent, &dc.bfont.descent,
|
||||
&dc.bfont.lbearing, &dc.bfont.rbearing);
|
||||
xgetfontinfo(dc.ifont.set, &dc.ifont.ascent, &dc.ifont.descent,
|
||||
&dc.ifont.lbearing, &dc.ifont.rbearing);
|
||||
xgetfontinfo(dc.ibfont.set, &dc.ibfont.ascent, &dc.ibfont.descent,
|
||||
&dc.ibfont.lbearing, &dc.ibfont.rbearing);
|
||||
xinitfont(&dc.font, fontstr);
|
||||
xinitfont(&dc.bfont, bfontstr);
|
||||
xinitfont(&dc.ifont, ifontstr);
|
||||
xinitfont(&dc.ibfont, ibfontstr);
|
||||
}
|
||||
|
||||
void
|
||||
|
|
@ -1981,6 +1959,7 @@ xinit(void) {
|
|||
if(!(xw.dpy = XOpenDisplay(NULL)))
|
||||
die("Can't open display\n");
|
||||
xw.scr = XDefaultScreen(xw.dpy);
|
||||
xw.vis = XDefaultVisual(xw.dpy, xw.scr);
|
||||
|
||||
/* font */
|
||||
initfonts(FONT, BOLDFONT, ITALICFONT, ITALICBOLDFONT);
|
||||
|
|
@ -2023,14 +2002,19 @@ xinit(void) {
|
|||
parent = opt_embed ? strtol(opt_embed, NULL, 0) : XRootWindow(xw.dpy, xw.scr);
|
||||
xw.win = XCreateWindow(xw.dpy, parent, xw.fx, xw.fy,
|
||||
xw.w, xw.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput,
|
||||
XDefaultVisual(xw.dpy, xw.scr),
|
||||
xw.vis,
|
||||
CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask
|
||||
| CWColormap,
|
||||
&attrs);
|
||||
|
||||
/* double buffering */
|
||||
if(!XdbeQueryExtension(xw.dpy, &major, &minor))
|
||||
die("Xdbe extension is not present\n");
|
||||
xw.buf = XdbeAllocateBackBufferName(xw.dpy, xw.win, XdbeCopied);
|
||||
|
||||
/* Xft rendering context */
|
||||
xw.xft_draw = XftDrawCreate(xw.dpy, xw.buf, xw.vis, xw.cmap);
|
||||
|
||||
/* input methods */
|
||||
xw.xim = XOpenIM(xw.dpy, NULL, NULL, NULL);
|
||||
xw.xic = XCreateIC(xw.xim, XNInputStyle, XIMPreeditNothing
|
||||
|
|
@ -2058,7 +2042,8 @@ 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;
|
||||
XFontSet fontset = dc.font.set;
|
||||
Font *font = &dc.font;
|
||||
XGlyphInfo extents;
|
||||
int i;
|
||||
|
||||
/* only switch default fg/bg if term is in RV mode */
|
||||
|
|
@ -2074,13 +2059,13 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
|
|||
|
||||
if(base.mode & ATTR_BOLD) {
|
||||
fg += 8;
|
||||
fontset = dc.bfont.set;
|
||||
font = &dc.bfont;
|
||||
}
|
||||
|
||||
if(base.mode & ATTR_ITALIC)
|
||||
fontset = dc.ifont.set;
|
||||
font = &dc.ifont;
|
||||
if(base.mode & (ATTR_ITALIC|ATTR_ITALIC))
|
||||
fontset = dc.ibfont.set;
|
||||
font = &dc.ibfont;
|
||||
|
||||
XSetBackground(xw.dpy, dc.gc, dc.col[bg]);
|
||||
XSetForeground(xw.dpy, dc.gc, dc.col[fg]);
|
||||
|
|
@ -2095,7 +2080,10 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
|
|||
}
|
||||
}
|
||||
|
||||
XmbDrawImageString(xw.dpy, xw.buf, fontset, dc.gc, winx, winy, s, bytelen);
|
||||
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);
|
||||
|
||||
if(base.mode & ATTR_UNDERLINE)
|
||||
XDrawLine(xw.dpy, xw.buf, dc.gc, winx, winy+1, winx+width-1, winy+1);
|
||||
|
|
|
|||
Loading…
Reference in New Issue