2 * (C)opyright MMIV-MMVI Anselm R. Garbe <garbeam at gmail dot com>
3 * See LICENSE file for license details.
8 #include <X11/Xlocale.h>
13 textnw(const char *text, unsigned int len) {
17 XmbTextExtents(dc.font.set, text, len, NULL, &r);
20 return XTextWidth(dc.font.xfont, text, len);
26 drawtext(const char *text, unsigned long col[ColLast]) {
29 unsigned int len, olen;
31 XRectangle r = { dc.x, dc.y, dc.w, dc.h };
33 XSetForeground(dpy, dc.gc, col[ColBG]);
34 XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
40 olen = len = strlen(text);
41 if(len >= sizeof(buf))
42 len = sizeof(buf) - 1;
43 memcpy(buf, text, len);
46 h = dc.font.ascent + dc.font.descent;
47 y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent;
50 /* shorten text if necessary */
51 while(len && (w = textnw(buf, len)) > dc.w - h)
63 return; /* too long */
65 gcv.foreground = col[ColFG];
67 XChangeGC(dpy, dc.gc, GCForeground, &gcv);
68 XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc,
72 gcv.font = dc.font.xfont->fid;
73 XChangeGC(dpy, dc.gc, GCForeground | GCFont, &gcv);
74 XDrawString(dpy, dc.drawable, dc.gc, x, y, buf, len);
79 getcolor(const char *colstr) {
80 Colormap cmap = DefaultColormap(dpy, screen);
83 XAllocNamedColor(dpy, cmap, colstr, &color, &color);
88 setfont(const char *fontstr) {
93 setlocale(LC_ALL, "");
95 XFreeFontSet(dpy, dc.font.set);
96 dc.font.set = XCreateFontSet(dpy, fontstr, &missing, &n, &def);
98 XFreeStringList(missing);
100 XFreeFontSet(dpy, dc.font.set);
105 XFontSetExtents *font_extents;
106 XFontStruct **xfonts;
109 dc.font.ascent = dc.font.descent = 0;
110 font_extents = XExtentsOfFontSet(dc.font.set);
111 n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names);
112 for(i = 0, dc.font.ascent = 0, dc.font.descent = 0; i < n; i++) {
113 if(dc.font.ascent < (*xfonts)->ascent)
114 dc.font.ascent = (*xfonts)->ascent;
115 if(dc.font.descent < (*xfonts)->descent)
116 dc.font.descent = (*xfonts)->descent;
122 XFreeFont(dpy, dc.font.xfont);
123 dc.font.xfont = NULL;
124 dc.font.xfont = XLoadQueryFont(dpy, fontstr);
126 dc.font.xfont = XLoadQueryFont(dpy, "fixed");
128 eprint("error, cannot init 'fixed' font\n");
129 dc.font.ascent = dc.font.xfont->ascent;
130 dc.font.descent = dc.font.xfont->descent;
132 dc.font.height = dc.font.ascent + dc.font.descent;
136 textw(const char *text) {
137 return textnw(text, strlen(text)) + dc.font.height;