#ifndef __SPRITE_H
#define __SPRITE_H

#include <alloc.h>
#include <mem.h>
#include "include\vga256.h"

struct Sprite {
    int startXoff, startYoff; /* Offset copying position */
    int lenXcopy, lenYcopy;   /* Actual dimensions to copy */
    char far *displayMem;     /* Buffer sprite is modifying */

    int X, Y;              /* Sprite's current location */
    int lastX, lastY;      /* Sprite's last location */
    int width, height;     /* Sprite's dimensions */

    int minX, minY;        /* Minimum limits */
    int maxX, maxY;        /* Maximum limits */

    int currFrame;         /* current frame in animation */
    int noOfFrames;        /* total number of frames in animation */
    char far **frames;     /* array of sprite images for animation */
    char far *background;  /* background stored for dirty rectangle */
    int imgDynamic;        /* flags if images are static or dynamic */

    int visible;           /* flags if Sprite is or isn't visible */
    int backTransparent;   /* opaque or transparent background */

    int status;            /* Sprite status, varies by game rules */
    int animThreshold;     /* animation threshold, varies */
    int moveThreshold;     /* move threshold, varies */
    int clock;             /* sprite's clock */

    void far *otherData;   /* Extra data */
};

#ifdef __cplusplus
extern "C" {
#endif

int InitSprite(struct Sprite *thisSpr, int w, int h,
               int numFrames, int dynamic, int drtyRect);

void DestroySprite(struct Sprite *thisSpr);

void SpriteShow(struct Sprite *thisSpr);

void SpriteHide(struct Sprite *thisSpr);

void SpriteSetImage(struct Sprite *thisSpr, void far *bitmap, int fraNum);

int SpriteRedimension(struct Sprite *thisSpr, int w, int h, int drtyRect);

int SpriteChangeNumFrames(struct Sprite *thisSpr, int numFrames);

#ifdef __cplusplus
}
#endif

#endif  /* __SPRITE_H */