drw.h - svkbd - simple virtual keyboard
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       drw.h (1533B)
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            1 /* See LICENSE file for copyright and license details. */
            2 
            3 typedef struct Fnt {
            4         Display *dpy;
            5         unsigned int h;
            6         XftFont *xfont;
            7         FcPattern *pattern;
            8         struct Fnt *next;
            9 } Fnt;
           10 
           11 enum { ColFg, ColBg }; /* Clr scheme index */
           12 typedef XftColor Clr;
           13 
           14 typedef struct {
           15         unsigned int w, h;
           16         Display *dpy;
           17         int screen;
           18         Window root;
           19         Drawable drawable;
           20         GC gc;
           21         Clr *scheme;
           22         Fnt *fonts;
           23 } Drw;
           24 
           25 /* Drawable abstraction */
           26 Drw *drw_create(Display *dpy, int screen, Window win, unsigned int w, unsigned int h);
           27 void drw_resize(Drw *drw, unsigned int w, unsigned int h);
           28 void drw_free(Drw *drw);
           29 
           30 /* Fnt abstraction */
           31 Fnt *drw_fontset_create(Drw* drw, const char *fonts[], size_t fontcount);
           32 void drw_fontset_free(Fnt* set);
           33 unsigned int drw_fontset_getwidth(Drw *drw, const char *text);
           34 void drw_font_getexts(Fnt *font, const char *text, unsigned int len, unsigned int *w, unsigned int *h);
           35 
           36 /* Colorscheme abstraction */
           37 void drw_clr_create(Drw *drw, Clr *dest, const char *clrname);
           38 Clr *drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount);
           39 
           40 /* Drawing context manipulation */
           41 void drw_setfontset(Drw *drw, Fnt *set);
           42 void drw_setscheme(Drw *drw, Clr *scm);
           43 
           44 /* Drawing functions */
           45 void drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, int filled, int invert);
           46 int drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lpad, const char *text, int invert);
           47 
           48 /* Map functions */
           49 void drw_map(Drw *drw, Window win, int x, int y, unsigned int w, unsigned int h);
           50 void drw_sync(Drw *drw);