mirror of
https://github.com/awesomeWM/awesome
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106 lines
3.2 KiB
C
106 lines
3.2 KiB
C
/*
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* draw.c - draw functions
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*
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* Copyright © 2007 Julien Danjou <julien@danjou.info>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*/
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#include "layout.h"
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#include "util.h"
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#include "draw.h"
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extern Client *clients, *sel, *stack; /* global client list and stack */
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/* static */
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void
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drawtext(Display *disp, DC drawcontext, Drawable drawable, const char *text, unsigned long col[ColLast])
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{
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int x, y, w, h;
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static char buf[256];
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size_t len, olen;
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XRectangle r = { drawcontext.x, drawcontext.y, drawcontext.w, drawcontext.h };
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XSetForeground(disp, drawcontext.gc, col[ColBG]);
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XFillRectangles(disp, drawable, drawcontext.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 = a_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 = drawcontext.font.ascent + drawcontext.font.descent;
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y = drawcontext.y + (drawcontext.h / 2) - (h / 2) + drawcontext.font.ascent;
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x = drawcontext.x + (h / 2);
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/* shorten text if necessary */
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while(len && (w = textnw(drawcontext.font.set, drawcontext.font.xfont, buf, len)) > drawcontext.w - h)
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buf[--len] = 0;
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if(w > drawcontext.w)
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return; /* too long */
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if(len < olen)
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{
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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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XSetForeground(disp, drawcontext.gc, col[ColFG]);
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if(drawcontext.font.set)
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XmbDrawString(disp, drawable, drawcontext.font.set, drawcontext.gc, x, y, buf, len);
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else
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XDrawString(disp, drawable, drawcontext.gc, x, y, buf, len);
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}
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void
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drawsquare(Display *disp, DC drawcontext, Drawable drawable, Bool filled, unsigned long col)
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{
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int x;
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XGCValues gcv;
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XRectangle r = { drawcontext.x, drawcontext.y, drawcontext.w, drawcontext.h };
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gcv.foreground = col;
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XChangeGC(disp, drawcontext.gc, GCForeground, &gcv);
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x = (drawcontext.font.ascent + drawcontext.font.descent + 2) / 4;
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r.x = drawcontext.x + 1;
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r.y = drawcontext.y + 1;
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r.width = r.height = x;
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if(filled)
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{
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r.width++; r.height++;
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XFillRectangles(disp, drawable, drawcontext.gc, &r, 1);
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}
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else
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XDrawRectangles(disp, drawable, drawcontext.gc, &r, 1);
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}
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int
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textnw(XFontSet set, XFontStruct *xfont, const char *text, int len)
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{
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XRectangle r;
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if(set)
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{
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XmbTextExtents(set, text, len, NULL, &r);
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return r.width;
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}
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return XTextWidth(xfont, text, len);
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}
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