Connor Lane Smith
15 years ago
16 changed files with 8 additions and 242 deletions
@ -1,26 +0,0 @@
|
||||
# libdraw - dynamic drawing library
|
||||
# See LICENSE file for copyright and license details.
|
||||
|
||||
include ../config.mk |
||||
|
||||
SRC = cleanupdraw.c drawsquare.c drawtext.c eprint.c getcolor.c initfont.c \
|
||||
setupdraw.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 |
@ -1,13 +0,0 @@
|
||||
/* 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); |
||||
} |
@ -1,34 +0,0 @@
|
||||
/* See LICENSE file for copyright and license details. */ |
||||
#include <X11/Xlib.h> |
||||
|
||||
/* enums */ |
||||
enum { ColBorder, ColFG, ColBG, ColLast }; |
||||
|
||||
/* typedefs */ |
||||
typedef struct { |
||||
int x, y, w, h; |
||||
Drawable drawable; |
||||
Display *dpy; |
||||
GC gc; |
||||
struct { |
||||
XFontStruct *xfont; |
||||
XFontSet set; |
||||
int ascent; |
||||
int descent; |
||||
int height; |
||||
} font; |
||||
} DC; /* draw context */ |
||||
|
||||
/* forward declarations */ |
||||
void cleanupdraw(DC *dc); |
||||
void drawsquare(DC *dc, Bool filled, unsigned long col[ColLast], Bool invert); |
||||
void drawtext(DC *dc, const char *text, unsigned long col[ColLast], Bool invert); |
||||
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); |
||||
|
||||
/* variables */ |
||||
extern const char *progname; |
@ -1,19 +0,0 @@
|
||||
/* See LICENSE file for copyright and license details. */ |
||||
#include <X11/Xlib.h> |
||||
#include "draw.h" |
||||
|
||||
void |
||||
drawsquare(DC *dc, Bool filled, unsigned long col[ColLast], Bool invert) { |
||||
int n; |
||||
XRectangle r = { dc->x, dc->y, dc->w, dc->h }; |
||||
|
||||
XSetForeground(dc->dpy, dc->gc, col[invert ? ColBG : ColFG]); |
||||
n = ((dc->font.ascent + dc->font.descent + 2) / 4) + (filled ? 1 : 0); |
||||
r.width = r.height = n; |
||||
r.x = dc->x + 1; |
||||
r.y = dc->y + 1; |
||||
if(filled) |
||||
XFillRectangles(dc->dpy, dc->drawable, dc->gc, &r, 1); |
||||
else |
||||
XDrawRectangles(dc->dpy, dc->drawable, dc->gc, &r, 1); |
||||
} |
@ -1,34 +0,0 @@
|
||||
/* 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], Bool invert) { |
||||
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[invert ? ColFG : 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[invert ? ColBG : 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); |
||||
} |
@ -1,18 +0,0 @@
|
||||
/* 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); |
||||
} |
@ -1,13 +0,0 @@
|
||||
/* 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; |
||||
} |
@ -1,36 +0,0 @@
|
||||
/* 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; |
||||
} |
@ -1,16 +0,0 @@
|
||||
/* 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); |
||||
} |
@ -1,14 +0,0 @@
|
||||
/* 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); |
||||
} |
Loading…
Reference in new issue