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#ifndef GUI_H
#define GUI_H
#include <camera.h>
#include <gfx.h>
#include <peripheral.h>
#ifdef __cplusplus
extern "C"
{
#endif
struct gui_common
{
int (*update)(struct gui_common *, const union peripheral *,
const struct camera *);
int (*render)(const struct gui_common *);
void (*get_dim)(const struct gui_common *, short *w, short *h);
short x, y;
bool hcentered, vcentered;
struct gui_common *parent, *child, *sibling;
};
void gui_add_child(struct gui_common *parent, struct gui_common *child);
void gui_add_sibling(struct gui_common *g, struct gui_common *sibling);
int gui_update(struct gui_common *g, const union peripheral *p,
const struct camera *c);
int gui_render(const struct gui_common *g);
#ifdef __cplusplus
}
#endif
#endif /* GUI_H */
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