util.c: output function might override errno and thus affect perror()
[dwm.git] / drw.h
blob64714316bd40c003eac6b722ba5256eebaacf010
1 /* See LICENSE file for copyright and license details. */
3 typedef struct {
4 Cursor cursor;
5 } Cur;
7 typedef struct Fnt {
8 Display *dpy;
9 unsigned int h;
10 XftFont *xfont;
11 FcPattern *pattern;
12 struct Fnt *next;
13 } Fnt;
15 enum { ColFg, ColBg, ColBorder }; /* Clr scheme index */
16 typedef XftColor Clr;
18 typedef struct {
19 unsigned int w, h;
20 Display *dpy;
21 int screen;
22 Window root;
23 Drawable drawable;
24 GC gc;
25 Clr *scheme;
26 Fnt *fonts;
27 } Drw;
29 /* Drawable abstraction */
30 Drw *drw_create(Display *dpy, int screen, Window win, unsigned int w, unsigned int h);
31 void drw_resize(Drw *drw, unsigned int w, unsigned int h);
32 void drw_free(Drw *drw);
34 /* Fnt abstraction */
35 Fnt *drw_fontset_create(Drw* drw, const char *fonts[], size_t fontcount);
36 void drw_fontset_free(Fnt* set);
37 unsigned int drw_fontset_getwidth(Drw *drw, const char *text);
38 unsigned int drw_fontset_getwidth_clamp(Drw *drw, const char *text, unsigned int n);
39 void drw_font_getexts(Fnt *font, const char *text, unsigned int len, unsigned int *w, unsigned int *h);
41 /* Colorscheme abstraction */
42 void drw_clr_create(Drw *drw, Clr *dest, const char *clrname);
43 Clr *drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount);
45 /* Cursor abstraction */
46 Cur *drw_cur_create(Drw *drw, int shape);
47 void drw_cur_free(Drw *drw, Cur *cursor);
49 /* Drawing context manipulation */
50 void drw_setfontset(Drw *drw, Fnt *set);
51 void drw_setscheme(Drw *drw, Clr *scm);
53 /* Drawing functions */
54 void drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, int filled, int invert);
55 int drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lpad, const char *text, int invert);
57 /* Map functions */
58 void drw_map(Drw *drw, Window win, int x, int y, unsigned int w, unsigned int h);