#ifndef __GRAPHICS_H__
#define __GRAPHICS_H__
typedef void*	img_t;
typedef void*	fnt_t;
typedef void*	layout_t;
typedef void*	textbox_t;
typedef void*	xref_t;
typedef struct {
	int r;
	int g;
	int b;
} color_t;
#define ALIGN_LEFT 	1
#define ALIGN_RIGHT 	2
#define ALIGN_CENTER 	4
#define ALIGN_JUSTIFY 	8

#define STYLE_NORMAL	0x00
#define STYLE_BOLD		0x01
#define STYLE_ITALIC	0x02
#define STYLE_UNDERLINE	0x04

static inline color_t gfx_col(int r, int g, int b)
{
	color_t col;
	col.r = r;
	col.g = g;
	col.b = b;
	return col;
}
extern int gfx_parse_color (const char *spec, color_t *def);
extern void	gfx_flip(void);
extern img_t	gfx_screen(img_t nscreen);
extern void 	gfx_bg(color_t col);
extern void 	gfx_noclip(void);
extern void 	gfx_clip(int x, int y, int w, int h);
extern int 	gfx_width;
extern int 	gfx_height;
extern int	gfx_init(void);
extern int 	gfx_setmode(int w, int h, int fs);
extern void	gfx_update(int x, int y, int w, int h);
extern void	gfx_done(void);
extern void	gfx_clear(int x, int y, int w, int h);
extern void	gfx_draw(img_t pixmap, int x, int y);
extern void	gfx_draw_wh(img_t p, int x, int y, int w, int h);
extern img_t	gfx_grab_screen(int x, int y, int w, int h);
extern img_t 	gfx_new(int w, int h);
extern img_t	gfx_load_image(char *filename);
extern void	gfx_free_image(img_t pixmap);
extern int	gfx_img_w(img_t pixmap);
extern int	gfx_img_h(img_t pixmap);
extern img_t	gfx_combine(img_t src, img_t dst);
extern void	gfx_set_alpha(img_t src, int alpha);
extern img_t	gfx_alpha_img(img_t src, int alpha);
extern img_t	gfx_scale(img_t src, float xscale, float yscale);
extern void 	gfx_draw_bg(img_t p, int x, int y, int width, int height);
extern void 	gfx_draw_from(img_t p, int x, int y, int xx, int yy, int width, int height);
extern void 	gfx_cursor(int *xp, int *yp, int *w, int *h);
extern void 	gfx_change_screen(img_t src);
extern void	gfx_img_fill(img_t img, int x, int y, int w, int h, color_t col);
extern void	gfx_fill(int x, int y, int w, int h, color_t col);

extern fnt_t 	fnt_load(const char *fname, int size);
extern void 	fnt_free(fnt_t);

extern void 	txt_draw(fnt_t fnt, const char *txt, int x, int y, color_t col);
extern void 	txt_size(fnt_t fnt, const char *txt, int *w, int *h);
//extern layout_t txt_layout(fnt_t fn, char *txt, int width, int height);
extern layout_t txt_layout(fnt_t fn, int align, int width, int height);
extern void	txt_layout_add(layout_t lay, char *txt);
extern void	txt_layout_set(layout_t lay, char *txt);
extern void 	txt_layout_draw(layout_t lay, int x, int y);
extern void	txt_layout_free(layout_t lay);
extern xref_t 	txt_layout_xref(layout_t lay, int x, int y);
extern void 	txt_layout_color(layout_t lay, color_t fg);
extern void 	txt_layout_link_color(layout_t lay, color_t link);
extern void 	txt_layout_active_color(layout_t lay, color_t link);
extern void	txt_layout_link_style(layout_t lay, int style);
extern int 	txt_layout_add_img(layout_t lay, const char *name, img_t img);
extern void	txt_layout_size(layout_t lay, int *w, int *h);
extern textbox_t txt_box(int w, int h);
extern layout_t txt_box_layout(textbox_t tbox);
extern void 	txt_box_set(textbox_t tbox, layout_t lay);
extern void 	txt_box_free(textbox_t tbox);
extern void 	txt_box_draw(textbox_t tbox, int x, int y);
extern void 	txt_box_next(textbox_t tbox);
extern void 	txt_box_prev(textbox_t tbox);
extern void 	txt_box_next_line(textbox_t tbox);
extern void 	txt_box_prev_line(textbox_t tbox);
extern void	txt_box_scroll(textbox_t tbox, int disp);
extern xref_t	txt_box_xref(textbox_t tbox, int x, int y);
extern int	txt_box_off(textbox_t tbox);
extern void	txt_box_size(textbox_t tbox, int *w, int *h);
extern void 	txt_box_resize(textbox_t tbox, int w, int h);
typedef void 	(*clear_fn)(int x, int y, int w, int h);
extern void 	txt_box_update_links(textbox_t tbox, int x, int y, clear_fn);
extern void 	txt_layout_update_links(layout_t layout, int x, int y, clear_fn clear);
extern void 	txt_layout_real_size(layout_t lay, int *w, int *h);

extern img_t 	txt_box_render(textbox_t tbox);

extern char	*xref_get_text(xref_t x);
extern void 	xref_set_active(xref_t x, int val);
extern layout_t	xref_layout(xref_t x);
extern void xref_update(xref_t xref, int x, int y, clear_fn clear);
#endif