/* * draw.c - draw functions * * Copyright © 2007 Julien Danjou * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * */ #include "layout.h" #include "util.h" #include "draw.h" extern Client *clients, *sel, *stack; /* global client list and stack */ /* static */ void drawtext(Display *disp, DC drawcontext, Drawable drawable, const char *text, unsigned long col[ColLast]) { int x, y, w, h; static char buf[256]; unsigned int len, olen; XRectangle r = { drawcontext.x, drawcontext.y, drawcontext.w, drawcontext.h }; XSetForeground(disp, drawcontext.gc, col[ColBG]); XFillRectangles(disp, drawable, drawcontext.gc, &r, 1); if(!text) return; w = 0; olen = len = a_strlen(text); if(len >= sizeof buf) len = sizeof buf - 1; memcpy(buf, text, len); buf[len] = 0; h = drawcontext.font.ascent + drawcontext.font.descent; y = drawcontext.y + (drawcontext.h / 2) - (h / 2) + drawcontext.font.ascent; x = drawcontext.x + (h / 2); /* shorten text if necessary */ while(len && (w = textnw(drawcontext.font.set, drawcontext.font.xfont, buf, len)) > drawcontext.w - h) buf[--len] = 0; if(w > drawcontext.w) return; /* too long */ if(len < olen) { if(len > 1) buf[len - 1] = '.'; if(len > 2) buf[len - 2] = '.'; if(len > 3) buf[len - 3] = '.'; } XSetForeground(disp, drawcontext.gc, col[ColFG]); if(drawcontext.font.set) XmbDrawString(disp, drawable, drawcontext.font.set, drawcontext.gc, x, y, buf, len); else XDrawString(disp, drawable, drawcontext.gc, x, y, buf, len); } void drawsquare(Bool filled, Bool empty, unsigned long col[ColLast], Display *disp, DC drawcontext, Statusbar *statusbar) { int x; XGCValues gcv; XRectangle r = { drawcontext.x, drawcontext.y, drawcontext.w, drawcontext.h }; gcv.foreground = col[ColFG]; XChangeGC(disp, drawcontext.gc, GCForeground, &gcv); x = (drawcontext.font.ascent + drawcontext.font.descent + 2) / 4; r.x = drawcontext.x + 1; r.y = drawcontext.y + 1; if(filled) { r.width = r.height = x + 1; XFillRectangles(disp, statusbar->drawable, drawcontext.gc, &r, 1); } else if(empty) { r.width = r.height = x; XDrawRectangles(disp, statusbar->drawable, drawcontext.gc, &r, 1); } } unsigned int textnw(XFontSet set, XFontStruct *xfont, const char *text, unsigned int len) { XRectangle r; if(set) { XmbTextExtents(set, text, len, NULL, &r); return r.width; } return XTextWidth(xfont, text, len); }