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/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
* See LICENSE file for license details.
*/
#include "dwm.h"
#include <string.h>
/* static */
static void
drawsquare(Bool filled, Bool empty, unsigned long col[ColLast]) {
int x;
XGCValues gcv;
XRectangle r = { dc.x, dc.y, dc.w, dc.h };
gcv.foreground = col[ColFG];
XChangeGC(dpy, dc.gc, GCForeground, &gcv);
x = (dc.font.ascent + dc.font.descent + 2) / 4;
r.x = dc.x + 1;
r.y = dc.y + 1;
if(filled) {
r.width = r.height = x + 1;
XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
}
else if(empty) {
r.width = r.height = x;
XDrawRectangles(dpy, dc.drawable, dc.gc, &r, 1);
}
}
static Bool
isoccupied(unsigned int t) {
Client *c;
for(c = clients; c; c = c->next)
if(c->tags[t])
return True;
return False;
}
static unsigned int
textnw(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);
}
/* extern */
void
drawstatus(void) {
int i, x;
dc.x = dc.y = 0;
for(i = 0; i < ntags; i++) {
dc.w = textw(tags[i]);
if(seltag[i]) {
drawtext(tags[i], dc.sel);
drawsquare(sel && sel->tags[i], isoccupied(i), dc.sel);
}
else {
drawtext(tags[i], dc.norm);
drawsquare(sel && sel->tags[i], isoccupied(i), dc.norm);
}
dc.x += dc.w;
}
dc.w = blw;
drawtext(lt->symbol, dc.norm);
x = dc.x + dc.w;
dc.w = textw(stext);
dc.x = sw - dc.w;
if(dc.x < x) {
dc.x = x;
dc.w = sw - x;
}
drawtext(stext, dc.norm);
if((dc.w = dc.x - x) > bh) {
dc.x = x;
if(sel) {
drawtext(sel->name, dc.sel);
drawsquare(sel->ismax, sel->isfloating, dc.sel);
}
else
drawtext(NULL, dc.norm);
}
XCopyArea(dpy, dc.drawable, barwin, dc.gc, 0, 0, sw, bh, 0, 0);
XSync(dpy, False);
}
void
drawtext(const char *text, unsigned long col[ColLast]) {
int x, y, w, h;
static char buf[256];
unsigned int len, olen;
XGCValues gcv;
XRectangle r = { dc.x, dc.y, dc.w, dc.h };
XSetForeground(dpy, dc.gc, col[ColBG]);
XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
if(!text)
return;
w = 0;
olen = len = strlen(text);
if(len >= sizeof buf)
len = sizeof buf - 1;
memcpy(buf, text, len);
buf[len] = 0;
h = dc.font.ascent + dc.font.descent;
y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent;
x = dc.x + (h / 2);
/* shorten text if necessary */
while(len && (w = textnw(buf, len)) > dc.w - h)
buf[--len] = 0;
if(len < olen) {
if(len > 1)
buf[len - 1] = '.';
if(len > 2)
buf[len - 2] = '.';
if(len > 3)
buf[len - 3] = '.';
}
if(w > dc.w)
return; /* too long */
gcv.foreground = col[ColFG];
if(dc.font.set) {
XChangeGC(dpy, dc.gc, GCForeground, &gcv);
XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc, x, y, buf, len);
}
else {
gcv.font = dc.font.xfont->fid;
XChangeGC(dpy, dc.gc, GCForeground | GCFont, &gcv);
XDrawString(dpy, dc.drawable, dc.gc, x, y, buf, len);
}
}
unsigned int
textw(const char *text) {
return textnw(text, strlen(text)) + dc.font.height;
}
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