drw.h - libsl - shared code master of various suckless projects
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       drw.h (1848B)
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            1 /* See LICENSE file for copyright and license details. */
            2 
            3 typedef struct {
            4         Cursor cursor;
            5 } Cur;
            6 
            7 typedef struct {
            8         Display *dpy;
            9         int ascent;
           10         int descent;
           11         unsigned int h;
           12         XFontSet set;
           13         XFontStruct *xfont;
           14 } Fnt;
           15 
           16 enum { ColFg, ColBg, ColBorder }; /* Clr scheme index */
           17 typedef XColor Clr;
           18 
           19 typedef struct {
           20         unsigned int w, h;
           21         Display *dpy;
           22         int screen;
           23         Window root;
           24         Drawable drawable;
           25         GC gc;
           26         Clr *scheme;
           27         Fnt *fonts;
           28 } Drw;
           29 
           30 /* Drawable abstraction */
           31 Drw *drw_create(Display *dpy, int screen, Window win, unsigned int w, unsigned int h);
           32 void drw_resize(Drw *drw, unsigned int w, unsigned int h);
           33 void drw_free(Drw *drw);
           34 
           35 /* Fnt abstraction */
           36 Fnt *drw_fontset_create(Drw* drw, const char *fonts[], size_t fontcount);
           37 void drw_fontset_free(Fnt* set);
           38 unsigned int drw_fontset_getwidth(Drw *drw, const char *text);
           39 unsigned int drw_fontset_getwidth_clamp(Drw *drw, const char *text, unsigned int n);
           40 void drw_font_getexts(Fnt *font, const char *text, unsigned int len, unsigned int *w, unsigned int *h);
           41 
           42 /* Colorscheme abstraction */
           43 void drw_clr_create(Drw *drw, Clr *dest, const char *clrname);
           44 void drw_clr_free(Drw *drw, Clr *c);
           45 Clr *drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount);
           46 void drw_scm_free(Drw *drw, Clr *scm, size_t clrcount);
           47 
           48 /* Cursor abstraction */
           49 Cur *drw_cur_create(Drw *drw, int shape);
           50 void drw_cur_free(Drw *drw, Cur *cursor);
           51 
           52 /* Drawing context manipulation */
           53 void drw_setfontset(Drw *drw, Fnt *set);
           54 void drw_setscheme(Drw *drw, Clr *scm);
           55 
           56 /* Drawing functions */
           57 void drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, int filled, int invert);
           58 int drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lpad, const char *text, int invert);
           59 
           60 /* Map functions */
           61 void drw_map(Drw *drw, Window win, int x, int y, unsigned int w, unsigned int h);