src/sprite.h

   1 #ifndef __SPRITE_H__
   2 #define __SPRITE_H__
   3
   4 #include <SDL/SDL.h>
   5
   6 struct sprite_frame
   7 {
   8   SDL_Surface *image;
   9 };
  10
  11 struct sprite_base
  12 {
  13         struct sprite_frame **frames;
  14         int is_built, frames_count, image_width, image_height;
  15         bool can_be_branded;
  16 };
  17
  18 struct sprite
  19 {
  20         int frame_index;
  21         double x, y, prev_x, prev_y;
  22         bool is_animating;
  23         bool is_drawn;
  24         bool is_branded;
  25         SDL_Surface *brand;
  26         float speed;
  27         long last_update;
  28         struct sprite_base *sprite_base;
  29         SDL_Surface *screen;
  30 };
  31
  32
  33 extern struct sprite_base *base_init(const char *dir);
  34 extern struct sprite *sprite_init(struct sprite_base *base, SDL_Surface *screen);
  35 extern void free_sprite(struct sprite *sprite);
  36
  37 extern void draw(struct sprite *sprite, SDL_Surface *brand);
  38
  39 extern void set_frame_index(struct sprite *sprite, int frame_index);
  40 extern int get_frame_index();
  41
  42 extern void set_speed(struct sprite *sprite, float speed);
  43 extern float get_speed(struct sprite *sprite);
  44
  45 extern void toggle_is_animating(struct sprite *sprite);
  46 extern void start_animating(struct sprite *sprite);
  47 extern void stop_animating(struct sprite *sprite);
  48 extern void rewind_frame(struct sprite *sprite);
  49
  50 extern void xadd(struct sprite *sprite, double displacement);
  51 extern void yadd(struct sprite *sprite, double nr);
  52 extern void xset(struct sprite *sprite, double nr);
  53 extern void yset(struct sprite *sprite, double nr);
  54 extern void set(struct sprite *sprite, double x, double y);
  55
  56 #endif