frame.h

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#pragma once
#include "types.h"

typedef struct pix_frame_t {
  pix_point_t offset;  
  pix_size_t size;     
  pix_format_t format; 
  void *buf;           
  size_t stride;       

  bool (*drawable)(void);

  void (*clear_rect)(struct pix_frame_t *frame, pix_color_t color,
                     pix_point_t origin, pix_size_t size);

  pix_color_t (*get)(struct pix_frame_t *frame, pix_point_t origin);

  void (*set)(struct pix_frame_t *frame, pix_color_t color, pix_point_t origin,
              pix_op_t op);

  size_t (*get_rect)(struct pix_frame_t *frame, pix_color_t *dst,
                     pix_point_t origin, pix_size_t size);

  void (*set_rect)(struct pix_frame_t *frame, pix_color_t *src,
                   pix_point_t origin, pix_size_t size, pix_op_t op);
} pix_frame_t;

// LIFECYCLE

pix_frame_t pix_frame_init(pix_format_t format, pix_size_t size,
                           size_t alignment);

bool pix_frame_finalize(pix_frame_t *frame);

// PUBLIC METHODS

bool pix_frame_clear_rect(pix_frame_t *frame, pix_color_t color,
                          pix_point_t origin, pix_size_t size);