dwm-meillo

annotate draw.c @ 236:ebecb98a1c29

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drawing border with fg color
author Anselm R.Garbe <arg@10ksloc.org>
date Thu, 10 Aug 2006 11:07:27 +0200
parents 60e73ebaab27
children 7f8f7f14e9cd
rev   line source
garbeam@2 1 /*
garbeam@2 2 * (C)opyright MMIV-MMVI Anselm R. Garbe <garbeam at gmail dot com>
garbeam@2 3 * See LICENSE file for license details.
garbeam@2 4 */
garbeam@76 5 #include "dwm.h"
garbeam@2 6 #include <stdio.h>
garbeam@2 7 #include <string.h>
garbeam@32 8 #include <X11/Xlocale.h>
garbeam@32 9
garbeam@84 10 /* static */
garbeam@76 11
garbeam@77 12 static unsigned int
arg@173 13 textnw(const char *text, unsigned int len)
garbeam@75 14 {
garbeam@77 15 XRectangle r;
arg@123 16
garbeam@77 17 if(dc.font.set) {
garbeam@77 18 XmbTextExtents(dc.font.set, text, len, NULL, &r);
garbeam@77 19 return r.width;
garbeam@77 20 }
garbeam@77 21 return XTextWidth(dc.font.xfont, text, len);
garbeam@75 22 }
garbeam@75 23
garbeam@77 24 static void
arg@218 25 drawtext(const char *text, Bool invert)
garbeam@2 26 {
garbeam@33 27 int x, y, w, h;
arg@123 28 static char buf[256];
garbeam@33 29 unsigned int len;
garbeam@2 30 XGCValues gcv;
arg@236 31 XPoint points[5];
garbeam@34 32 XRectangle r = { dc.x, dc.y, dc.w, dc.h };
garbeam@2 33
garbeam@66 34 XSetForeground(dpy, dc.gc, invert ? dc.fg : dc.bg);
garbeam@34 35 XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
garbeam@3 36 if(!text)
garbeam@2 37 return;
garbeam@2 38
arg@218 39 w = 0;
garbeam@3 40 len = strlen(text);
garbeam@2 41 if(len >= sizeof(buf))
garbeam@2 42 len = sizeof(buf) - 1;
garbeam@3 43 memcpy(buf, text, len);
garbeam@2 44 buf[len] = 0;
garbeam@2 45
garbeam@34 46 h = dc.font.ascent + dc.font.descent;
garbeam@34 47 y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent;
garbeam@34 48 x = dc.x + (h / 2);
garbeam@2 49
garbeam@2 50 /* shorten text if necessary */
garbeam@43 51 while(len && (w = textnw(buf, len)) > dc.w - h)
garbeam@2 52 buf[--len] = 0;
garbeam@2 53
garbeam@34 54 if(w > dc.w)
garbeam@2 55 return; /* too long */
garbeam@2 56
garbeam@66 57 gcv.foreground = invert ? dc.bg : dc.fg;
garbeam@66 58 gcv.background = invert ? dc.fg : dc.bg;
garbeam@34 59 if(dc.font.set) {
garbeam@34 60 XChangeGC(dpy, dc.gc, GCForeground | GCBackground, &gcv);
garbeam@34 61 XmbDrawImageString(dpy, dc.drawable, dc.font.set, dc.gc,
garbeam@2 62 x, y, buf, len);
garbeam@2 63 }
garbeam@2 64 else {
garbeam@34 65 gcv.font = dc.font.xfont->fid;
garbeam@34 66 XChangeGC(dpy, dc.gc, GCForeground | GCBackground | GCFont, &gcv);
garbeam@34 67 XDrawImageString(dpy, dc.drawable, dc.gc, x, y, buf, len);
garbeam@2 68 }
arg@236 69
arg@236 70 XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter);
arg@236 71 points[0].x = dc.x;
arg@236 72 points[0].y = dc.y;
arg@236 73 points[1].x = dc.w - 1;
arg@236 74 points[1].y = 0;
arg@236 75 points[2].x = 0;
arg@236 76 points[2].y = dc.h - 1;
arg@236 77 points[3].x = -(dc.w - 1);
arg@236 78 points[3].y = 0;
arg@236 79 points[4].x = 0;
arg@236 80 points[4].y = -(dc.h - 1);
arg@236 81 XDrawLines(dpy, dc.drawable, dc.gc, points, 5, CoordModePrevious);
garbeam@2 82 }
garbeam@2 83
garbeam@84 84 /* extern */
garbeam@77 85
garbeam@77 86 void
garbeam@77 87 drawall()
garbeam@77 88 {
garbeam@77 89 Client *c;
garbeam@77 90
arg@142 91 for(c = clients; c; c = getnext(c->next))
garbeam@77 92 drawtitle(c);
garbeam@77 93 drawstatus();
garbeam@77 94 }
garbeam@77 95
garbeam@77 96 void
garbeam@77 97 drawstatus()
garbeam@77 98 {
arg@124 99 int i, x;
garbeam@77 100 Bool istile = arrange == dotile;
garbeam@77 101
garbeam@77 102 dc.x = dc.y = 0;
garbeam@77 103 dc.w = bw;
arg@218 104 drawtext(NULL, !istile);
garbeam@77 105
garbeam@77 106 dc.w = 0;
arg@178 107 for(i = 0; i < ntags; i++) {
garbeam@77 108 dc.x += dc.w;
garbeam@77 109 dc.w = textw(tags[i]);
garbeam@77 110 if(istile)
arg@218 111 drawtext(tags[i], (i == tsel));
garbeam@77 112 else
arg@218 113 drawtext(tags[i], (i != tsel));
garbeam@77 114 }
arg@124 115 x = dc.x + dc.w;
garbeam@77 116 dc.w = textw(stext);
garbeam@77 117 dc.x = bx + bw - dc.w;
arg@218 118 drawtext(stext, !istile);
arg@124 119 if(sel && ((dc.w = dc.x - x) >= bh)) {
arg@124 120 dc.x = x;
arg@218 121 drawtext(sel->name, istile);
arg@124 122 }
garbeam@77 123 XCopyArea(dpy, dc.drawable, barwin, dc.gc, 0, 0, bw, bh, 0, 0);
garbeam@79 124 XSync(dpy, False);
garbeam@77 125 }
garbeam@77 126
garbeam@76 127 void
garbeam@76 128 drawtitle(Client *c)
garbeam@76 129 {
garbeam@76 130 int i;
garbeam@76 131 Bool istile = arrange == dotile;
garbeam@76 132
garbeam@76 133 if(c == sel) {
garbeam@76 134 drawstatus();
garbeam@76 135 XUnmapWindow(dpy, c->title);
garbeam@76 136 XSetWindowBorder(dpy, c->win, dc.fg);
garbeam@76 137 return;
garbeam@76 138 }
garbeam@76 139
garbeam@76 140 XSetWindowBorder(dpy, c->win, dc.bg);
garbeam@76 141 XMapWindow(dpy, c->title);
garbeam@76 142
garbeam@76 143 dc.x = dc.y = 0;
garbeam@76 144
garbeam@76 145 dc.w = 0;
arg@178 146 for(i = 0; i < ntags; i++) {
garbeam@76 147 if(c->tags[i]) {
garbeam@76 148 dc.x += dc.w;
arg@173 149 dc.w = textw(tags[i]);
arg@218 150 drawtext(tags[i], !istile);
garbeam@76 151 }
garbeam@76 152 }
garbeam@76 153 dc.x += dc.w;
garbeam@76 154 dc.w = textw(c->name);
arg@218 155 drawtext(c->name, !istile);
garbeam@79 156 XCopyArea(dpy, dc.drawable, c->title, dc.gc, 0, 0, c->tw, c->th, 0, 0);
garbeam@79 157 XSync(dpy, False);
garbeam@76 158 }
garbeam@76 159
garbeam@43 160 unsigned long
garbeam@74 161 getcolor(const char *colstr)
garbeam@2 162 {
arg@123 163 Colormap cmap = DefaultColormap(dpy, screen);
garbeam@2 164 XColor color;
garbeam@43 165
garbeam@2 166 XAllocNamedColor(dpy, cmap, colstr, &color, &color);
garbeam@2 167 return color.pixel;
garbeam@2 168 }
garbeam@2 169
garbeam@2 170 void
garbeam@74 171 setfont(const char *fontstr)
garbeam@2 172 {
garbeam@2 173 char **missing, *def;
garbeam@33 174 int i, n;
garbeam@2 175
garbeam@7 176 missing = NULL;
garbeam@2 177 setlocale(LC_ALL, "");
garbeam@43 178 if(dc.font.set)
garbeam@43 179 XFreeFontSet(dpy, dc.font.set);
garbeam@43 180 dc.font.set = XCreateFontSet(dpy, fontstr, &missing, &n, &def);
garbeam@2 181 if(missing) {
garbeam@2 182 while(n--)
garbeam@2 183 fprintf(stderr, "missing fontset: %s\n", missing[n]);
garbeam@2 184 XFreeStringList(missing);
garbeam@43 185 if(dc.font.set) {
garbeam@43 186 XFreeFontSet(dpy, dc.font.set);
garbeam@43 187 dc.font.set = NULL;
garbeam@2 188 }
garbeam@2 189 }
garbeam@43 190 if(dc.font.set) {
garbeam@2 191 XFontSetExtents *font_extents;
garbeam@2 192 XFontStruct **xfonts;
garbeam@2 193 char **font_names;
garbeam@2 194
garbeam@43 195 dc.font.ascent = dc.font.descent = 0;
garbeam@43 196 font_extents = XExtentsOfFontSet(dc.font.set);
garbeam@43 197 n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names);
garbeam@43 198 for(i = 0, dc.font.ascent = 0, dc.font.descent = 0; i < n; i++) {
garbeam@43 199 if(dc.font.ascent < (*xfonts)->ascent)
garbeam@43 200 dc.font.ascent = (*xfonts)->ascent;
garbeam@43 201 if(dc.font.descent < (*xfonts)->descent)
garbeam@43 202 dc.font.descent = (*xfonts)->descent;
garbeam@2 203 xfonts++;
garbeam@2 204 }
garbeam@2 205 }
garbeam@2 206 else {
garbeam@43 207 if(dc.font.xfont)
garbeam@43 208 XFreeFont(dpy, dc.font.xfont);
garbeam@43 209 dc.font.xfont = NULL;
garbeam@43 210 dc.font.xfont = XLoadQueryFont(dpy, fontstr);
garbeam@43 211 if (!dc.font.xfont)
garbeam@43 212 dc.font.xfont = XLoadQueryFont(dpy, "fixed");
garbeam@43 213 if (!dc.font.xfont)
garbeam@75 214 eprint("error, cannot init 'fixed' font\n");
garbeam@43 215 dc.font.ascent = dc.font.xfont->ascent;
garbeam@43 216 dc.font.descent = dc.font.xfont->descent;
garbeam@2 217 }
garbeam@43 218 dc.font.height = dc.font.ascent + dc.font.descent;
garbeam@2 219 }
garbeam@76 220
garbeam@76 221 unsigned int
arg@173 222 textw(const char *text)
garbeam@76 223 {
garbeam@76 224 return textnw(text, strlen(text)) + dc.font.height;
garbeam@76 225 }