drw.h (1956B)
1 /* See LICENSE file for copyright and license details. */ 2 #include <stddef.h> 3 #include <stdio.h> 4 5 typedef struct { 6 int cursor; 7 } Cur; 8 9 typedef struct Fnt { 10 unsigned int h; 11 struct Fnt *next; 12 } Fnt; 13 14 enum { ColFg, ColBg }; /* Clr scheme index */ 15 typedef struct { 16 short fg, bg; 17 short pair; 18 } Clr; 19 20 typedef struct { 21 unsigned int w, h; 22 Clr *scheme; 23 Fnt *fonts; 24 } Drw; 25 26 /* Drawable abstraction */ 27 Drw *drw_create(void *unused1, int unused2, unsigned long unused3, unsigned int w, unsigned int h); 28 void drw_resize(Drw *drw, unsigned int w, unsigned int h); 29 void drw_free(Drw *drw); 30 31 /* Fnt abstraction */ 32 Fnt *drw_fontset_create(Drw *drw, const char *fonts[], size_t fontcount); 33 void drw_fontset_free(Fnt *set); 34 unsigned int drw_fontset_getwidth(Drw *drw, const char *text); 35 unsigned int drw_fontset_getwidth_clamp(Drw *drw, const char *text, unsigned int n); 36 void drw_font_getexts(Fnt *font, const char *text, unsigned int len, unsigned int *w, unsigned int *h); 37 38 /* Colorscheme abstraction */ 39 void drw_clr_create(Drw *drw, Clr *dest, const char *clrname); 40 void drw_clr_free(Drw *drw, Clr *c); 41 Clr *drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount); 42 void drw_scm_free(Drw *drw, Clr *scm, size_t clrcount); 43 44 /* Cursor abstraction */ 45 Cur *drw_cur_create(Drw *drw, int shape); 46 void drw_cur_free(Drw *drw, Cur *cursor); 47 48 /* Drawing context manipulation */ 49 void drw_setfontset(Drw *drw, Fnt *set); 50 void drw_setscheme(Drw *drw, Clr *scm); 51 void drw_term_init(FILE *out); 52 void drw_term_reset(void); 53 void drw_cursor_save(void); 54 void drw_cursor_restore(void); 55 void drw_move(Drw *drw, int x, int y); 56 57 /* Drawing functions */ 58 void drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, int filled, int invert); 59 int drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lpad, const char *text, int invert); 60 61 /* Map functions */ 62 void drw_map(Drw *drw, unsigned long win, int x, int y, unsigned int w, unsigned int h);