continued with draw.c abstraction, also started util.{h,c} implementation, that will...

[dwm.git] / draw.c

diff --git a/draw.c b/draw.c
index 01436ea..e88a70c 100644 (file)
--- a/draw.c
+++ b/draw.c
@@ -1,8 +1,10 @@
 /* See LICENSE file for copyright and license details. */
+#include <stdio.h>
 #include <stdlib.h>
 #include <X11/Xlib.h>
 
 #include "draw.h"
+#include "util.h"
 
 Draw *
 draw_create(Display *dpy, int screen, Window win, unsigned int w, unsigned int h) {
@@ -36,32 +38,70 @@ draw_free(Draw *draw) {
 }
 
 Fnt *
-font_create(const char *fontname) {
-       Fnt *font = (Fnt *)calloc(1, sizeof(Fnt));
-       /* TODO: allocate actual font */
+draw_font_create(Draw *draw, const char *fontname) {
+       Fnt *font;
+       char *def, **missing;
+       int n;
+
+       if(!draw)
+               return NULL;
+       font = (Fnt *)calloc(1, sizeof(Fnt));
+       font->set = XCreateFontSet(draw->dpy, fontname, &missing, &n, &def);
+       if(missing) {
+               while(n--)
+                       fprintf(stderr, "draw: missing fontset: %s\n", missing[n]);
+               XFreeStringList(missing);
+       }
+       if(font->set) {
+               XFontStruct **xfonts;
+               char **font_names;
+
+               XExtentsOfFontSet(font->set);
+               n = XFontsOfFontSet(font->set, &xfonts, &font_names);
+               while(n--) {
+                       font->ascent = MAX(font->ascent, (*xfonts)->ascent);
+                       font->descent = MAX(font->descent,(*xfonts)->descent);
+                       xfonts++;
+               }
+       }
+       else {
+               if(!(font->xfont = XLoadQueryFont(draw->dpy, fontname))
+               && !(font->xfont = XLoadQueryFont(draw->dpy, "fixed")))
+                       die("error, cannot load font: '%s'\n", fontname);
+               font->ascent = font->xfont->ascent;
+               font->descent = font->xfont->descent;
+       }
+       font->h = font->ascent + font->descent;
        return font;
 }
 
 void
-font_free(Fnt *font) {
-       if(!font)
+draw_font_free(Draw *draw, Fnt *font) {
+       if(!draw || !font)
                return;
-       /* TODO: deallocate any font resources */
+       if(font->set)
+               XFreeFontSet(draw->dpy, font->set);
+       else
+               XFreeFont(draw->dpy, font->xfont);
        free(font);
 }
 
 Col *
-col_create(const char *colname) {
+draw_col_create(Draw *draw, const char *colname) {
        Col *col = (Col *)calloc(1, sizeof(Col));
-       /* TODO: allocate color */
+       Colormap cmap = DefaultColormap(draw->dpy, draw->screen);
+       XColor color;
+
+       if(!XAllocNamedColor(draw->dpy, cmap, colname, &color, &color))
+               die("error, cannot allocate color '%s'\n", colname);
+       col->rgb = color.pixel;
        return col;
 }
 
 void
-col_free(Col *col) {
+draw_col_free(Draw *draw, Col *col) {
        if(!col)
                return;
-       /* TODO: deallocate any color resource */
        free(col);
 }