Mercurial > aewl
annotate draw.c @ 635:5e888f74d983
Added tag 2.7 for changeset 21951c0dfbae5af68ed77821a4d87253ee91803f
| author | arg@mig29 |
|---|---|
| date | Thu, 14 Dec 2006 08:50:49 +0100 |
| parents | f83ac177a3a0 |
| children | e90bf387bf6f |
| rev | line source |
|---|---|
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1 /* (C)opyright MMIV-MMVI Anselm R. Garbe <garbeam at gmail dot com> |
| 2 | 2 * See LICENSE file for license details. |
| 3 */ | |
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4 #include "dwm.h" |
| 2 | 5 #include <stdio.h> |
| 6 #include <string.h> | |
| 32 | 7 |
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8 /* static */ |
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9 |
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10 static Bool |
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11 isoccupied(unsigned int t) |
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12 { |
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13 Client *c; |
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14 for(c = clients; c; c = c->next) |
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15 if(c->tags[t]) |
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16 return True; |
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17 return False; |
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18 } |
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19 |
| 77 | 20 static unsigned int |
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21 textnw(const char *text, unsigned int len) { |
| 77 | 22 XRectangle r; |
| 123 | 23 |
| 77 | 24 if(dc.font.set) { |
| 25 XmbTextExtents(dc.font.set, text, len, NULL, &r); | |
| 26 return r.width; | |
| 27 } | |
| 28 return XTextWidth(dc.font.xfont, text, len); | |
| 75 | 29 } |
| 30 | |
| 77 | 31 static void |
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32 drawtext(const char *text, unsigned long col[ColLast], Bool filledsquare, Bool emptysquare) { |
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33 int x, y, w, h; |
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34 static char buf[256]; |
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35 unsigned int len, olen; |
| 352 | 36 XGCValues gcv; |
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37 XRectangle r = { dc.x, dc.y, dc.w, dc.h }; |
| 606 | 38 XPoint pt[5]; |
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39 |
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40 XSetForeground(dpy, dc.gc, col[ColBG]); |
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41 XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1); |
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42 if(!text) |
| 2 | 43 return; |
| 218 | 44 w = 0; |
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45 olen = len = strlen(text); |
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46 if(len >= sizeof buf) |
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47 len = sizeof buf - 1; |
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48 memcpy(buf, text, len); |
| 2 | 49 buf[len] = 0; |
| 34 | 50 h = dc.font.ascent + dc.font.descent; |
| 51 y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent; | |
| 52 x = dc.x + (h / 2); | |
| 2 | 53 /* shorten text if necessary */ |
| 43 | 54 while(len && (w = textnw(buf, len)) > dc.w - h) |
| 2 | 55 buf[--len] = 0; |
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56 if(len < olen) { |
| 273 | 57 if(len > 1) |
| 58 buf[len - 1] = '.'; | |
| 59 if(len > 2) | |
| 60 buf[len - 2] = '.'; | |
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61 if(len > 3) |
| 273 | 62 buf[len - 3] = '.'; |
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63 } |
| 34 | 64 if(w > dc.w) |
| 2 | 65 return; /* too long */ |
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66 gcv.foreground = col[ColFG]; |
| 352 | 67 if(dc.font.set) { |
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68 XChangeGC(dpy, dc.gc, GCForeground, &gcv); |
| 342 | 69 XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc, x, y, buf, len); |
| 352 | 70 } |
| 2 | 71 else { |
| 352 | 72 gcv.font = dc.font.xfont->fid; |
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73 XChangeGC(dpy, dc.gc, GCForeground | GCFont, &gcv); |
| 342 | 74 XDrawString(dpy, dc.drawable, dc.gc, x, y, buf, len); |
| 75 } | |
| 606 | 76 x = (h + 2) / 4; |
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77 if(filledsquare) { |
| 608 | 78 r.x = dc.x + 1; |
| 79 r.y = dc.y + 1; | |
| 80 r.width = r.height = x + 1; | |
| 605 | 81 XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1); |
| 2 | 82 } |
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83 else if(emptysquare) { |
| 608 | 84 pt[0].x = dc.x + 1; |
| 85 pt[0].y = dc.y + 1; | |
| 606 | 86 pt[1].x = x; |
| 87 pt[1].y = 0; | |
| 88 pt[2].x = 0; | |
| 89 pt[2].y = x; | |
| 90 pt[3].x = -x; | |
| 91 pt[3].y = 0; | |
| 92 pt[4].x = 0; | |
| 93 pt[4].y = -x; | |
| 94 XDrawLines(dpy, dc.drawable, dc.gc, pt, 5, CoordModePrevious); | |
| 604 | 95 } |
| 96 } | |
| 2 | 97 |
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98 /* extern */ |
| 77 | 99 |
| 100 void | |
| 487 | 101 drawall(void) { |
| 77 | 102 Client *c; |
| 103 | |
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104 for(c = clients; c; c = getnext(c->next)) |
| 77 | 105 drawtitle(c); |
| 106 drawstatus(); | |
| 107 } | |
| 108 | |
| 109 void | |
| 487 | 110 drawstatus(void) { |
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111 int i, x; |
| 77 | 112 |
| 113 dc.x = dc.y = 0; | |
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114 for(i = 0; i < ntags; i++) { |
| 77 | 115 dc.w = textw(tags[i]); |
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116 if(seltag[i]) |
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117 drawtext(tags[i], dc.sel, sel && sel->tags[i], isoccupied(i)); |
| 77 | 118 else |
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119 drawtext(tags[i], dc.norm, sel && sel->tags[i], isoccupied(i)); |
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120 dc.x += dc.w; |
| 77 | 121 } |
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122 dc.w = bmw; |
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123 drawtext(arrange == dofloat ? FLOATSYMBOL : TILESYMBOL, dc.status, False, False); |
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124 x = dc.x + dc.w; |
| 77 | 125 dc.w = textw(stext); |
| 570 | 126 dc.x = bw - dc.w; |
| 342 | 127 if(dc.x < x) { |
| 128 dc.x = x; | |
| 129 dc.w = bw - x; | |
| 130 } | |
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131 drawtext(stext, dc.status, False, False); |
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132 if((dc.w = dc.x - x) > bh) { |
| 342 | 133 dc.x = x; |
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134 drawtext(sel ? sel->name : NULL, sel ? dc.sel : dc.norm, False, False); |
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135 } |
| 77 | 136 XCopyArea(dpy, dc.drawable, barwin, dc.gc, 0, 0, bw, bh, 0, 0); |
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137 XSync(dpy, False); |
| 77 | 138 } |
| 139 | |
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140 void |
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141 drawtitle(Client *c) { |
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142 if(c == sel && issel) { |
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143 drawstatus(); |
| 342 | 144 XUnmapWindow(dpy, c->twin); |
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145 XSetWindowBorder(dpy, c->win, dc.sel[ColBG]); |
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146 return; |
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147 } |
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148 XSetWindowBorder(dpy, c->win, dc.norm[ColBG]); |
| 342 | 149 XMapWindow(dpy, c->twin); |
| 150 dc.x = dc.y = 0; | |
| 151 dc.w = c->tw; | |
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152 drawtext(c->name, dc.norm, False,False); |
| 342 | 153 XCopyArea(dpy, dc.drawable, c->twin, dc.gc, 0, 0, c->tw, c->th, 0, 0); |
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154 XSync(dpy, False); |
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155 } |
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156 |
| 43 | 157 unsigned long |
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158 getcolor(const char *colstr) { |
| 123 | 159 Colormap cmap = DefaultColormap(dpy, screen); |
| 2 | 160 XColor color; |
| 43 | 161 |
| 495 | 162 if(!XAllocNamedColor(dpy, cmap, colstr, &color, &color)) |
| 163 eprint("error, cannot allocate color '%s'\n", colstr); | |
| 2 | 164 return color.pixel; |
| 165 } | |
| 166 | |
| 167 void | |
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168 setfont(const char *fontstr) { |
| 619 | 169 char *def, **missing; |
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170 int i, n; |
| 2 | 171 |
| 7 | 172 missing = NULL; |
| 43 | 173 if(dc.font.set) |
| 174 XFreeFontSet(dpy, dc.font.set); | |
| 175 dc.font.set = XCreateFontSet(dpy, fontstr, &missing, &n, &def); | |
| 2 | 176 if(missing) { |
| 177 while(n--) | |
| 178 fprintf(stderr, "missing fontset: %s\n", missing[n]); | |
| 179 XFreeStringList(missing); | |
| 180 } | |
| 43 | 181 if(dc.font.set) { |
| 2 | 182 XFontSetExtents *font_extents; |
| 183 XFontStruct **xfonts; | |
| 184 char **font_names; | |
| 43 | 185 dc.font.ascent = dc.font.descent = 0; |
| 186 font_extents = XExtentsOfFontSet(dc.font.set); | |
| 187 n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names); | |
| 188 for(i = 0, dc.font.ascent = 0, dc.font.descent = 0; i < n; i++) { | |
| 189 if(dc.font.ascent < (*xfonts)->ascent) | |
| 190 dc.font.ascent = (*xfonts)->ascent; | |
| 191 if(dc.font.descent < (*xfonts)->descent) | |
| 192 dc.font.descent = (*xfonts)->descent; | |
| 2 | 193 xfonts++; |
| 194 } | |
| 195 } | |
| 196 else { | |
| 43 | 197 if(dc.font.xfont) |
| 198 XFreeFont(dpy, dc.font.xfont); | |
| 199 dc.font.xfont = NULL; | |
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200 if(!(dc.font.xfont = XLoadQueryFont(dpy, fontstr))) |
| 627 | 201 eprint("error, cannot load font: '%s'\n", fontstr); |
| 43 | 202 dc.font.ascent = dc.font.xfont->ascent; |
| 203 dc.font.descent = dc.font.xfont->descent; | |
| 2 | 204 } |
| 43 | 205 dc.font.height = dc.font.ascent + dc.font.descent; |
| 2 | 206 } |
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207 |
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208 unsigned int |
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209 textw(const char *text) { |
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210 return textnw(text, strlen(text)) + dc.font.height; |
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211 } |