| @ -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); | |||
| } | |||
| @ -1,9 +0,0 @@ | |||
| /* 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; | |||
| } | |||