#pragma once
#include <stdlib.h>
#include <stdint.h>

typedef struct {
  uint32_t width;
  uint32_t height;
  uint32_t bpp;
  uint32_t pitch;
  void *addr;
  void *buffer;
  size_t size;
} gfx_context;

#define RGB(r, g, b) (((uint32_t) (r<<16) + (g<<8) + (b)))

void putpixel(gfx_context *ctx, uint64_t x, uint64_t y, uint32_t clr);
void draw_line(gfx_context *ctx, uint64_t x0, uint64_t x1, uint64_t y0, uint64_t y1, uint32_t clr);
void draw_rect(gfx_context *ctx, uint64_t x, uint64_t y, uint64_t width, uint64_t height, uint32_t clr);
void fill_rect(gfx_context *ctx, uint64_t x, uint64_t y, uint64_t width, uint64_t height, uint32_t clr);
void putCharacter(gfx_context *ctx, uint64_t x, uint64_t y, uint32_t clr_fg, uint32_t clr_bg, char c);
void flip(gfx_context *ctx);
gfx_context *framebuffer_make_subcontext(gfx_context *ctx, uint64_t x, uint64_t y, uint64_t width, uint64_t height);