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Diffstat (limited to 'draw.c')
-rw-r--r--draw.c109
1 files changed, 53 insertions, 56 deletions
diff --git a/draw.c b/draw.c
index 6791b97..9142905 100644
--- a/draw.c
+++ b/draw.c
@@ -14,126 +14,123 @@
#define MAX(a, b) ((a) > (b) ? (a) : (b))
/* variables */
-char *progname;
+const char *progname;
void
-drawcleanup(void) {
- if(dc.font.set)
- XFreeFontSet(dpy, dc.font.set);
+cleanupdraw(DC *dc) {
+ if(dc->font.set)
+ XFreeFontSet(dc->dpy, dc->font.set);
else
- XFreeFont(dpy, dc.font.xfont);
- XFreePixmap(dpy, dc.drawable);
- XFreeGC(dpy, dc.gc);
+ XFreeFont(dc->dpy, dc->font.xfont);
+ XFreePixmap(dc->dpy, dc->drawable);
+ XFreeGC(dc->dpy, dc->gc);
}
void
-drawsetup(void) {
- /* style */
- dc.norm[ColBG] = getcolor(normbgcolor);
- dc.norm[ColFG] = getcolor(normfgcolor);
- dc.sel[ColBG] = getcolor(selbgcolor);
- dc.sel[ColFG] = getcolor(selfgcolor);
-
- /* pixmap */
- dc.drawable = XCreatePixmap(dpy, parent, mw, mh, DefaultDepth(dpy, screen));
- dc.gc = XCreateGC(dpy, parent, 0, NULL);
- XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter);
- if(!dc.font.set)
- XSetFont(dpy, dc.gc, dc.font.xfont->fid);
+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(const char *text, unsigned long col[ColLast]) {
+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 };
+ XRectangle r = { dc->x, dc->y, dc->w, dc->h };
- XSetForeground(dpy, dc.gc, col[ColBG]);
- XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
+ 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);
+ 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(text, len) > dc.w - h; len--);
+ 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(dpy, dc.gc, col[ColFG]);
- if(dc.font.set)
- XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc, x, y, buf, len);
+ 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(dpy, dc.drawable, dc.gc, x, y, buf, len);
+ XDrawString(dc->dpy, dc->drawable, dc->gc, x, y, buf, len);
}
void
-eprint(const char *errstr, ...) {
+eprint(const char *fmt, ...) {
va_list ap;
fprintf(stderr, "%s: ", progname);
- va_start(ap, errstr);
- vfprintf(stderr, errstr, ap);
+ va_start(ap, fmt);
+ vfprintf(stderr, fmt, ap);
va_end(ap);
exit(EXIT_FAILURE);
}
unsigned long
-getcolor(const char *colstr) {
- Colormap cmap = DefaultColormap(dpy, screen);
+getcolor(DC *dc, const char *colstr) {
+ Colormap cmap = DefaultColormap(dc->dpy, DefaultScreen(dc->dpy));
XColor color;
- if(!XAllocNamedColor(dpy, cmap, colstr, &color, &color))
+ if(!XAllocNamedColor(dc->dpy, cmap, colstr, &color, &color))
eprint("cannot allocate color '%s'\n", colstr);
return color.pixel;
}
void
-initfont(const char *fontstr) {
+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(dpy, fontstr, &missing, &n, &def);
+ dc->font.set = XCreateFontSet(dc->dpy, fontstr, &missing, &n, &def);
if(missing)
XFreeStringList(missing);
- if(dc.font.set) {
+ if(dc->font.set) {
XFontStruct **xfonts;
char **font_names;
- dc.font.ascent = dc.font.descent = 0;
- n = XFontsOfFontSet(dc.font.set, &xfonts, &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);
+ 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(dpy, fontstr))
- && !(dc.font.xfont = XLoadQueryFont(dpy, "fixed")))
+ 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.ascent = dc->font.xfont->ascent;
+ dc->font.descent = dc->font.xfont->descent;
}
- dc.font.height = dc.font.ascent + dc.font.descent;
+ dc->font.height = dc->font.ascent + dc->font.descent;
}
int
-textnw(const char *text, unsigned int len) {
+textnw(DC *dc, const char *text, unsigned int len) {
XRectangle r;
- if(dc.font.set) {
- XmbTextExtents(dc.font.set, text, len, NULL, &r);
+ if(dc->font.set) {
+ XmbTextExtents(dc->font.set, text, len, NULL, &r);
return r.width;
}
- return XTextWidth(dc.font.xfont, text, len);
+ return XTextWidth(dc->font.xfont, text, len);
}
int
-textw(const char *text) {
- return textnw(text, strlen(text)) + dc.font.height;
+textw(DC *dc, const char *text) {
+ return textnw(dc, text, strlen(text)) + dc->font.height;
}