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71 lines
1.7 KiB
71 lines
1.7 KiB
/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com> |
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* (C)opyright MMVI-MMVII Sander van Dijk <a dot h dot vandijk at gmail dot com> |
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* See LICENSE file for license details. |
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*/ |
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#include "dmenu.h" |
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#include <string.h> |
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/* extern */ |
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void |
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drawtext(const char *text, unsigned long col[ColLast]) { |
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int x, y, w, h; |
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static char buf[256]; |
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unsigned int len, olen; |
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XGCValues gcv; |
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XRectangle r = { dc.x, dc.y, dc.w, dc.h }; |
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XSetForeground(dpy, dc.gc, col[ColBG]); |
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XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1); |
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if(!text) |
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return; |
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w = 0; |
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olen = len = strlen(text); |
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if(len >= sizeof buf) |
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len = sizeof buf - 1; |
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memcpy(buf, text, len); |
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buf[len] = 0; |
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h = dc.font.ascent + dc.font.descent; |
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y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent; |
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x = dc.x + (h / 2); |
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/* shorten text if necessary */ |
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while(len && (w = textnw(buf, len)) > dc.w - h) |
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buf[--len] = 0; |
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if(len < olen) { |
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if(len > 1) |
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buf[len - 1] = '.'; |
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if(len > 2) |
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buf[len - 2] = '.'; |
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if(len > 3) |
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buf[len - 3] = '.'; |
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} |
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if(w > dc.w) |
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return; /* too long */ |
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gcv.foreground = col[ColFG]; |
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if(dc.font.set) { |
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XChangeGC(dpy, dc.gc, GCForeground, &gcv); |
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XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc, |
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x, y, buf, len); |
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} |
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else { |
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gcv.font = dc.font.xfont->fid; |
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XChangeGC(dpy, dc.gc, GCForeground | GCFont, &gcv); |
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XDrawString(dpy, dc.drawable, dc.gc, x, y, buf, len); |
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} |
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} |
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unsigned int |
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textw(const char *text) { |
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return textnw(text, strlen(text)) + dc.font.height; |
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} |
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unsigned int |
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textnw(const char *text, unsigned int len) { |
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XRectangle r; |
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if(dc.font.set) { |
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XmbTextExtents(dc.font.set, text, len, NULL, &r); |
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return r.width; |
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} |
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return XTextWidth(dc.font.xfont, text, len); |
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}
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