continued with draw.c abstraction, also started util.{h,c} implementation, that will be used by draw.c as well - dwm - dynamic window manager
HTML git clone https://git.parazyd.org/dwm
DIR Log
DIR Files
DIR Refs
DIR README
DIR LICENSE
---
DIR commit f21d46ea7def76221c4173f644eb2188ae9edbb1
DIR parent c0ba635c50dc53f06e4fc96392415b3d19b25826
HTML Author: Anselm R Garbe <anselm@garbe.us>
Date: Sat, 8 Dec 2012 10:13:01 +0100
continued with draw.c abstraction, also started util.{h,c} implementation, that will be used by draw.c as well
Diffstat:
M Makefile | 2 +-
M draw.c | 60 ++++++++++++++++++++++++++------
M draw.h | 10 +++++-----
M dwm.c | 14 +-------------
A util.c | 17 +++++++++++++++++
A util.h | 6 ++++++
6 files changed, 80 insertions(+), 29 deletions(-)
---
DIR diff --git a/Makefile b/Makefile
@@ -3,7 +3,7 @@
include config.mk
-SRC = draw.c dwm.c
+SRC = util.c draw.c dwm.c
OBJ = ${SRC:.c=.o}
all: options dwm
DIR diff --git 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);
}
DIR diff --git a/draw.h b/draw.h
@@ -8,7 +8,7 @@ typedef struct _XCol Col;
struct _XFont {
int ascent;
int descent;
- unsigned int h, w;
+ unsigned int h;
XFontSet set;
XFontStruct *xfont;
};
@@ -45,12 +45,12 @@ void draw_resize(Draw *draw, unsigned int w, unsigned int h);
void draw_free(Draw *draw);
/* Fnt abstraction */
-Fnt *font_create(const char *fontname);
-void font_free(Fnt *font);
+Fnt *draw_font_create(Draw *draw, const char *fontname);
+void draw_font_free(Draw *draw, Fnt *font);
/* Colour abstraction */
-Col *col_create(const char *colname);
-void col_free(Col *col);
+Col *draw_col_create(Draw *draw, const char *colname);
+void draw_col_free(Draw *draw, Col *col);
/* Drawing context manipulation */
void draw_setfont(Draw *draw, Fnt *font);
DIR diff --git a/dwm.c b/dwm.c
@@ -41,6 +41,7 @@
#endif /* XINERAMA */
#include "draw.h"
+#include "util.h"
/* macros */
#define BUTTONMASK (ButtonPressMask|ButtonReleaseMask)
@@ -49,8 +50,6 @@
* MAX(0, MIN((y)+(h),(m)->wy+(m)->wh) - MAX((y),(m)->wy)))
#define ISVISIBLE(C) ((C->tags & C->mon->tagset[C->mon->seltags]))
#define LENGTH(X) (sizeof X / sizeof X[0])
-#define MAX(A, B) ((A) > (B) ? (A) : (B))
-#define MIN(A, B) ((A) < (B) ? (A) : (B))
#define MOUSEMASK (BUTTONMASK|PointerMotionMask)
#define WIDTH(X) ((X)->w + 2 * (X)->bw)
#define HEIGHT(X) ((X)->h + 2 * (X)->bw)
@@ -176,7 +175,6 @@ static Monitor *createmon(void);
static void destroynotify(XEvent *e);
static void detach(Client *c);
static void detachstack(Client *c);
-static void die(const char *errstr, ...);
static Monitor *dirtomon(int dir);
static void drawbar(Monitor *m);
static void drawbars(void);
@@ -695,16 +693,6 @@ detachstack(Client *c) {
}
}
-void
-die(const char *errstr, ...) {
- va_list ap;
-
- va_start(ap, errstr);
- vfprintf(stderr, errstr, ap);
- va_end(ap);
- exit(EXIT_FAILURE);
-}
-
Monitor *
dirtomon(int dir) {
Monitor *m = NULL;
DIR diff --git a/util.c b/util.c
@@ -0,0 +1,17 @@
+/* See LICENSE file for copyright and license details. */
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "util.h"
+
+void
+die(const char *errstr, ...) {
+ va_list ap;
+
+ va_start(ap, errstr);
+ vfprintf(stderr, errstr, ap);
+ va_end(ap);
+ exit(EXIT_FAILURE);
+}
+
DIR diff --git a/util.h b/util.h
@@ -0,0 +1,6 @@
+/* See LICENSE file for copyright and license details. */
+
+#define MAX(A, B) ((A) > (B) ? (A) : (B))
+#define MIN(A, B) ((A) < (B) ? (A) : (B))
+
+void die(const char *errstr, ...);