LCOM1920-T5G03

#ifndef GRAPH_H_INCLUDED

#define GRAPH_H_INCLUDED

// Graphics modes

#define INDEXED_1024_768        0x105

#define DIRECT_640_480_888      0x110

#define DIRECT_800_600_888      0x115

#define DIRECT_1024_768_888     0x118

#define DIRECT_1280_1024_565    0x11A

#define DIRECT_1280_1024_888    0x11B

#define LINEAR_FRAME_BUFFER_MD  BIT(14)

// Colors in RBG (8 bit)

#define GRAPH_BLACK             0x000000

#define GRAPH_WHITE             0xFFFFFF

#define GRAPH_TRANSPARENT       0x00

#define GRAPH_RED               0xFF0000

// Alpha

#define ALPHA_THRESHOLD     0x7F

/// MACROS

#define GET_ALP(n)          (0xFF & ((n) >> 24))

#define GET_RED(n)          (0xFF & ((n) >> 16))

#define GET_GRE(n)          (0xFF & ((n) >>  8))

#define GET_BLU(n)          (0xFF & (n      ))

#define GET_COLOR(n)        (0xFFFFFF & (n))

#define SET_ALP(n)          (((n)&0xFF) << 24)

#define SET_RED(n)          (((n)&0xFF) << 16)

#define SET_GRE(n)          (((n)&0xFF) <<  8)

#define SET_BLU(n)          (((n)&0xFF)      )

#define SET_RGB(r,g,b)      (SET_RED(r) | SET_GRE(g) | SET_BLU(b))

/// PUBLIC GET

uint16_t   (graph_get_XRes)         (void);

uint16_t   (graph_get_YRes)         (void);

uint16_t   (graph_get_bytes_pixel)  (void);

/// INIT

int (graph_init)(uint16_t mode);

/// CLEANUP

int (graph_cleanup)(void);

/// PIXEL DRAWING

int (graph_set_pixel)             (uint16_t x, uint16_t y, uint32_t color);

void (graph_set_pixel_pos)         (unsigned pos          , uint32_t color);

/// SCREEN

int (graph_clear_screen)(void);

/// DRAW

int (graph_draw)(void);

/// SPRITE ================================

struct basic_sprite;

typedef struct basic_sprite basic_sprite_t;

basic_sprite_t* (basic_sprite_ctor)(const char *const *xpm, int16_t u0, int16_t v0);

void            (basic_sprite_dtor)(basic_sprite_t *p);

const uint8_t* (basic_sprite_get_map)(const basic_sprite_t *p);

uint16_t       (basic_sprite_get_w)  (const basic_sprite_t *p);

uint16_t       (basic_sprite_get_h)  (const basic_sprite_t *p);

int16_t        (basic_sprite_get_u0) (const basic_sprite_t *p);

int16_t        (basic_sprite_get_v0) (const basic_sprite_t *p);

struct sprite;

typedef struct sprite sprite_t;

sprite_t* (sprite_ctor)(const basic_sprite_t *bsp);

/*

 * /!\ WARNING: Entity destructor does not destruct the basic_sprite passed as

 * constructor arguments, since it is assumed the same basic_sprite may be used to

 * draw several sprites. It is thus YOUR responsibility to delete basic_sprite's.

 * @param   p   Pointer to sprite_t to be destructed

 */

void      (sprite_dtor)(sprite_t *p);

void (sprite_set_pos)   (sprite_t *p, int16_t x, int16_t y);

void (sprite_set_center)(sprite_t *p, int16_t u0, int16_t v0);

void (sprite_set_angle) (sprite_t *p, double angle);

void (sprite_set_scale) (sprite_t *p, double scale);

int16_t  (sprite_get_x)(const sprite_t *p);

int16_t  (sprite_get_y)(const sprite_t *p);

double   (sprite_get_angle)(const sprite_t *p);

uint16_t (sprite_get_w)(const sprite_t *p);

uint16_t (sprite_get_h)(const sprite_t *p);

void (sprite_draw)(const sprite_t *p);

#endif /* end of include guard: GRAPH_H_INCLUDED */