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#ifndef COMET_EFFECT_H
#define COMET_EFFECT_H
#include <cairo.h>
#include "util.h"
typedef struct effect effect_t;
typedef struct layout layout_t;
typedef void (*effect_render_t)(effect_t *effect, layout_t *layout, cairo_t *cr);
// NOTE: The effect state must be freed by this function
//
typedef void (*effect_finalize_t)(effect_t *effect);
typedef void (*effect_init_t)(effect_t *effect);
struct effect {
char *label;
struct timespec start;
struct timespec duration;
effect_render_t pre;
effect_render_t post;
void *state;
effect_finalize_t finalize;
};
void effect_copy(effect_t *copy, const effect_t *effect);
void effect_free(effect_t *effect);
#endif
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