1 #ifndef _LINE_H_ 2 #define _LINE_H_ 3 4 #include "device.h" 5 #include "poly.h" 6 7 typedef struct { 8 point p1; 9 point p2; 10 int color; 11 } line; 12 13 void init_line(void); 14 void drawline(device *, line *); 15 void clip_and_draw_line(device *, line *); 16 17 #endif /* _LINE_H_ */ 18