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moved draw.c to libdraw.a

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This commit is contained in:
Connor Lane Smith 2010-06-24 17:44:35 +01:00
parent 723361fa12
commit 4508fd2c4e
14 changed files with 191 additions and 148 deletions
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16
Makefile
View file

@ -3,7 +3,7 @@
include config.mk
SRC = dinput.c dmenu.c draw.c
SRC = dinput.c dmenu.c
OBJ = ${SRC:.c=.o}
all: options dinput dmenu
@ -18,28 +18,28 @@ options:
@echo CC $<
@${CC} -c ${CFLAGS} $<
${OBJ}: config.h config.mk draw.h
${OBJ}: config.h config.mk draw/libdraw.a
config.h:
@echo creating $@ from config.def.h
@cp config.def.h $@
dinput: dinput.o draw.o
.o:
@echo CC -o $@
@${CC} -o $@ $+ ${LDFLAGS}
@${CC} -o $@ $< ${LDFLAGS}
dmenu: dmenu.o draw.o
@echo CC -o $@
@${CC} -o $@ $+ ${LDFLAGS}
draw/libdraw.a:
@cd draw && make
clean:
@echo cleaning
@rm -f dinput dmenu ${OBJ} dmenu-${VERSION}.tar.gz
@cd draw && make clean
dist: clean
@echo creating dist tarball
@mkdir -p dmenu-${VERSION}
@cp -R LICENSE Makefile README config.mk dmenu.1 config.def.h dmenu_path dmenu_run ${SRC} dmenu-${VERSION}
@cp -R LICENSE Makefile README config.mk dmenu.1 config.def.h dmenu_path dmenu_run draw ${SRC} dmenu-${VERSION}
@tar -cf dmenu-${VERSION}.tar dmenu-${VERSION}
@gzip dmenu-${VERSION}.tar
@rm -rf dmenu-${VERSION}

4
config.mk
View file

@ -15,8 +15,8 @@ XINERAMALIBS = -L${X11LIB} -lXinerama
XINERAMAFLAGS = -DXINERAMA
# includes and libs
INCS = -I. -I/usr/include -I${X11INC}
LIBS = -L/usr/lib -lc -L${X11LIB} -lX11 ${XINERAMALIBS}
INCS = -I. -Idraw -I/usr/include -I${X11INC}
LIBS = -L/usr/lib -lc -L${X11LIB} -lX11 -Ldraw -ldraw ${XINERAMALIBS}
# flags
CPPFLAGS = -D_BSD_SOURCE -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}

1
dinput.c
View file

@ -5,7 +5,6 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include <unistd.h>
#include <X11/keysym.h>
#include <X11/Xlib.h>

136
draw.c
View file

@ -1,136 +0,0 @@
/* See LICENSE file for copyright and license details. */
#include <ctype.h>
#include <locale.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include <X11/Xlib.h>
#include "draw.h"
/* macros */
#define MIN(a, b) ((a) < (b) ? (a) : (b))
#define MAX(a, b) ((a) > (b) ? (a) : (b))
/* variables */
const char *progname;
void
cleanupdraw(DC *dc) {
if(dc->font.set)
XFreeFontSet(dc->dpy, dc->font.set);
else
XFreeFont(dc->dpy, dc->font.xfont);
XFreePixmap(dc->dpy, dc->drawable);
XFreeGC(dc->dpy, dc->gc);
}
void
setupdraw(DC *dc, Window w) {
XWindowAttributes wa;
XGetWindowAttributes(dc->dpy, w, &wa);
dc->drawable = XCreatePixmap(dc->dpy, w, wa.width, wa.height,
DefaultDepth(dc->dpy, DefaultScreen(dc->dpy)));
dc->gc = XCreateGC(dc->dpy, w, 0, NULL);
XSetLineAttributes(dc->dpy, dc->gc, 1, LineSolid, CapButt, JoinMiter);
if(!dc->font.set)
XSetFont(dc->dpy, dc->gc, dc->font.xfont->fid);
}
void
drawtext(DC *dc, const char *text, unsigned long col[ColLast]) {
char buf[256];
int i, x, y, h, len, olen;
XRectangle r = { dc->x, dc->y, dc->w, dc->h };
XSetForeground(dc->dpy, dc->gc, col[ColBG]);
XFillRectangles(dc->dpy, dc->drawable, dc->gc, &r, 1);
if(!text)
return;
olen = strlen(text);
h = dc->font.height;
y = dc->y + ((h+2) / 2) - (h / 2) + dc->font.ascent;
x = dc->x + (h / 2);
/* shorten text if necessary */
for(len = MIN(olen, sizeof buf); len && textnw(dc, text, len) > dc->w - h; len--);
if(!len)
return;
memcpy(buf, text, len);
if(len < olen)
for(i = len; i && i > len - 3; buf[--i] = '.');
XSetForeground(dc->dpy, dc->gc, col[ColFG]);
if(dc->font.set)
XmbDrawString(dc->dpy, dc->drawable, dc->font.set, dc->gc, x, y, buf, len);
else
XDrawString(dc->dpy, dc->drawable, dc->gc, x, y, buf, len);
}
void
eprint(const char *fmt, ...) {
va_list ap;
fprintf(stderr, "%s: ", progname);
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
exit(EXIT_FAILURE);
}
unsigned long
getcolor(DC *dc, const char *colstr) {
Colormap cmap = DefaultColormap(dc->dpy, DefaultScreen(dc->dpy));
XColor color;
if(!XAllocNamedColor(dc->dpy, cmap, colstr, &color, &color))
eprint("cannot allocate color '%s'\n", colstr);
return color.pixel;
}
void
initfont(DC *dc, const char *fontstr) {
char *def, **missing = NULL;
int i, n;
if(!fontstr || !*fontstr)
eprint("cannot load null font\n");
dc->font.set = XCreateFontSet(dc->dpy, fontstr, &missing, &n, &def);
if(missing)
XFreeStringList(missing);
if(dc->font.set) {
XFontStruct **xfonts;
char **font_names;
dc->font.ascent = dc->font.descent = 0;
n = XFontsOfFontSet(dc->font.set, &xfonts, &font_names);
for(i = 0; i < n; i++) {
dc->font.ascent = MAX(dc->font.ascent, (*xfonts)->ascent);
dc->font.descent = MAX(dc->font.descent, (*xfonts)->descent);
xfonts++;
}
}
else {
if(!(dc->font.xfont = XLoadQueryFont(dc->dpy, fontstr))
&& !(dc->font.xfont = XLoadQueryFont(dc->dpy, "fixed")))
eprint("cannot load font '%s'\n", fontstr);
dc->font.ascent = dc->font.xfont->ascent;
dc->font.descent = dc->font.xfont->descent;
}
dc->font.height = dc->font.ascent + dc->font.descent;
}
int
textnw(DC *dc, const char *text, unsigned int len) {
XRectangle r;
if(dc->font.set) {
XmbTextExtents(dc->font.set, text, len, NULL, &r);
return r.width;
}
return XTextWidth(dc->font.xfont, text, len);
}
int
textw(DC *dc, const char *text) {
return textnw(dc, text, strlen(text)) + dc->font.height;
}

26
draw/Makefile Normal file
View file

@ -0,0 +1,26 @@
# libdraw - dynamic drawing library
# See LICENSE file for copyright and license details.
include ../config.mk
SRC = cleanupdraw.c setupdraw.c drawtext.c eprint.c getcolor.c initfont.c \
textnw.c textw.c
OBJ = ${SRC:.c=.o}
all: libdraw.a
.c.o:
@echo CC $<
@${CC} -c ${CFLAGS} $<
${OBJ}: ../config.mk draw.h
libdraw.a: ${OBJ}
@echo AR $@
@ar cr $@ $+
clean:
@echo cleaning libdraw
@rm -f libdraw.a ${OBJ}
.PHONY: all options clean

13
draw/cleanupdraw.c Normal file
View file

@ -0,0 +1,13 @@
/* See LICENSE file for copyright and license details. */
#include <X11/Xlib.h>
#include "draw.h"
void
cleanupdraw(DC *dc) {
if(dc->font.set)
XFreeFontSet(dc->dpy, dc->font.set);
else
XFreeFont(dc->dpy, dc->font.xfont);
XFreePixmap(dc->dpy, dc->drawable);
XFreeGC(dc->dpy, dc->gc);
}

3
draw.h → draw/draw.h
View file

@ -1,4 +1,5 @@
/* See LICENSE file for copyright and license details. */
#include <X11/Xlib.h>
/* enums */
enum { ColFG, ColBG, ColLast };
@ -20,11 +21,11 @@ typedef struct {
/* forward declarations */
void cleanupdraw(DC *dc);
void setupdraw(DC *dc, Window w);
void drawtext(DC *dc, const char *text, unsigned long col[ColLast]);
void eprint(const char *fmt, ...);
unsigned long getcolor(DC *dc, const char *colstr);
void initfont(DC *dc, const char *fontstr);
void setupdraw(DC *dc, Window w);
int textnw(DC *dc, const char *text, unsigned int len);
int textw(DC *dc, const char *text);

34
draw/drawtext.c Normal file
View file

@ -0,0 +1,34 @@
/* See LICENSE file for copyright and license details. */
#include <string.h>
#include <X11/Xlib.h>
#include "draw.h"
#define MIN(a, b) ((a) < (b) ? (a) : (b))
void
drawtext(DC *dc, const char *text, unsigned long col[ColLast]) {
char buf[256];
int i, x, y, h, len, olen;
XRectangle r = { dc->x, dc->y, dc->w, dc->h };
XSetForeground(dc->dpy, dc->gc, col[ColBG]);
XFillRectangles(dc->dpy, dc->drawable, dc->gc, &r, 1);
if(!text)
return;
olen = strlen(text);
h = dc->font.height;
y = dc->y + ((h+2) / 2) - (h / 2) + dc->font.ascent;
x = dc->x + (h / 2);
/* shorten text if necessary */
for(len = MIN(olen, sizeof buf); len && textnw(dc, text, len) > dc->w - h; len--);
if(!len)
return;
memcpy(buf, text, len);
if(len < olen)
for(i = len; i && i > len - 3; buf[--i] = '.');
XSetForeground(dc->dpy, dc->gc, col[ColFG]);
if(dc->font.set)
XmbDrawString(dc->dpy, dc->drawable, dc->font.set, dc->gc, x, y, buf, len);
else
XDrawString(dc->dpy, dc->drawable, dc->gc, x, y, buf, len);
}

18
draw/eprint.c Normal file
View file

@ -0,0 +1,18 @@
/* See LICENSE file for copyright and license details. */
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include "draw.h"
const char *progname;
void
eprint(const char *fmt, ...) {
va_list ap;
fprintf(stderr, "%s: ", progname);
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
exit(EXIT_FAILURE);
}

13
draw/getcolor.c Normal file
View file

@ -0,0 +1,13 @@
/* See LICENSE file for copyright and license details. */
#include <X11/Xlib.h>
#include "draw.h"
unsigned long
getcolor(DC *dc, const char *colstr) {
Colormap cmap = DefaultColormap(dc->dpy, DefaultScreen(dc->dpy));
XColor color;
if(!XAllocNamedColor(dc->dpy, cmap, colstr, &color, &color))
eprint("cannot allocate color '%s'\n", colstr);
return color.pixel;
}

36
draw/initfont.c Normal file
View file

@ -0,0 +1,36 @@
/* See LICENSE file for copyright and license details. */
#include <X11/Xlib.h>
#include "draw.h"
#define MAX(a, b) ((a) > (b) ? (a) : (b))
void
initfont(DC *dc, const char *fontstr) {
char *def, **missing = NULL;
int i, n;
if(!fontstr || !*fontstr)
eprint("cannot load null font\n");
dc->font.set = XCreateFontSet(dc->dpy, fontstr, &missing, &n, &def);
if(missing)
XFreeStringList(missing);
if(dc->font.set) {
XFontStruct **xfonts;
char **font_names;
dc->font.ascent = dc->font.descent = 0;
n = XFontsOfFontSet(dc->font.set, &xfonts, &font_names);
for(i = 0; i < n; i++) {
dc->font.ascent = MAX(dc->font.ascent, (*xfonts)->ascent);
dc->font.descent = MAX(dc->font.descent, (*xfonts)->descent);
xfonts++;
}
}
else {
if(!(dc->font.xfont = XLoadQueryFont(dc->dpy, fontstr))
&& !(dc->font.xfont = XLoadQueryFont(dc->dpy, "fixed")))
eprint("cannot load font '%s'\n", fontstr);
dc->font.ascent = dc->font.xfont->ascent;
dc->font.descent = dc->font.xfont->descent;
}
dc->font.height = dc->font.ascent + dc->font.descent;
}

16
draw/setupdraw.c Normal file
View file

@ -0,0 +1,16 @@
/* See LICENSE file for copyright and license details. */
#include <X11/Xlib.h>
#include "draw.h"
void
setupdraw(DC *dc, Window w) {
XWindowAttributes wa;
XGetWindowAttributes(dc->dpy, w, &wa);
dc->drawable = XCreatePixmap(dc->dpy, w, wa.width, wa.height,
DefaultDepth(dc->dpy, DefaultScreen(dc->dpy)));
dc->gc = XCreateGC(dc->dpy, w, 0, NULL);
XSetLineAttributes(dc->dpy, dc->gc, 1, LineSolid, CapButt, JoinMiter);
if(!dc->font.set)
XSetFont(dc->dpy, dc->gc, dc->font.xfont->fid);
}

14
draw/textnw.c Normal file
View file

@ -0,0 +1,14 @@
/* See LICENSE file for copyright and license details. */
#include <X11/Xlib.h>
#include "draw.h"
int
textnw(DC *dc, const char *text, unsigned int len) {
XRectangle r;
if(dc->font.set) {
XmbTextExtents(dc->font.set, text, len, NULL, &r);
return r.width;
}
return XTextWidth(dc->font.xfont, text, len);
}

9
draw/textw.c Normal file
View file

@ -0,0 +1,9 @@
/* See LICENSE file for copyright and license details. */
#include <string.h>
#include <X11/Xlib.h>
#include "draw.h"
int
textw(DC *dc, const char *text) {
return textnw(dc, text, strlen(text)) + dc->font.height;
}