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#ifndef DRW_H
#define DRW_H
#include <stdint.h>
#include "wayland.h"
/* type definitions */
typedef struct {
uint32_t *data;
unsigned width;
unsigned height;
unsigned size;
struct wl_buffer *buffer;
} Canvas;
typedef struct {
uint8_t r;
uint8_t g;
uint8_t b;
uint8_t a;
} Color;
/* exported functions */
Canvas* create_drw(struct wl_shm *shm, unsigned width, unsigned height);
void free_drw(Canvas *canvas);
void draw_rect(Canvas *canvas, unsigned x, unsigned y, unsigned width, unsigned height, uint32_t color);
void draw_point(Canvas *canvas, unsigned x, unsigned y, uint32_t color);
static Color
to_color(uint32_t color)
{
return *(Color*)(&color);
}
static uint32_t
to_uint32_t(Color color)
{
return *(uint32_t*)(&color);
}
#endif
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