#ifndef __geom_h
#define __geom_h

typedef struct Point {
    int x;
    int y;
} Point;

#define POINT_SET(pt, nx, ny) pt.x = nx, pt.y = ny

typedef struct Size {
    int width;
    int height;
} Size;

#define SIZE_SET(sz, w, h) sz.width = w, sz.height = h

typedef struct Rect {
    int x;
    int y;
    int width;
    int height;
} Rect;

#define RECT_SET_POINT(r, nx, ny) \
    r.x = ny, r.y = ny
#define RECT_SET_SIZE(r, w, h) \
    r.width = w, r.height = h
#define RECT_SET(r, nx, ny, w, h) \
    r.x = nx, r.y = ny, r.width = w, r.height = h

#define RECT_EQUAL(r1, r2) (r1.x == r2.x && r1.y == r2.y && \
			    r1.width == r2.width && r1.height == r2.height)

#define RECT_CONTAINS(r, x, y) \
    (x >= r.x && x < r.x + r.width && y >= r.y && y < r.y + r.height)

typedef struct Strut {
    int left;
    int top;
    int right;
    int bottom;
} Strut;

#define STRUT_SET(s, l, t, r, b) \
    s.left = l, s.top = t, s.right = r, s.bottom = b

#define STRUT_ADD(s1, s2) \
    s1.left = MAX(s1.left, s2.left), s1.right = MAX(s1.right, s2.right), \
    s1.top = MAX(s1.top, s2.top), s1.bottom = MAX(s1.bottom, s2.bottom)

#endif