//! An axis-aligned rectangle given as min/max corners (half-open bounds).
//! Mirrors `image.Rectangle`.
const Rectangle = @This();

min_x: usize = 0,
min_y: usize = 0,
max_x: usize = 0,
max_y: usize = 0,

pub fn new(x: usize, y: usize, w: usize, h: usize) Rectangle {
    return .{ .min_x = x, .min_y = y, .max_x = x + w, .max_y = y + h };
}

pub fn width(self: Rectangle) usize {
    return self.max_x - self.min_x;
}

pub fn height(self: Rectangle) usize {
    return self.max_y - self.min_y;
}

pub fn empty(self: Rectangle) bool {
    return self.max_x <= self.min_x or self.max_y <= self.min_y;
}

pub fn overlaps(self: Rectangle, other: Rectangle) bool {
    return self.min_x < other.max_x and self.max_x > other.min_x and
        self.min_y < other.max_y and self.max_y > other.min_y;
}

pub fn inside(self: Rectangle, other: Rectangle) bool {
    return self.min_x >= other.min_x and self.min_y >= other.min_y and
        self.max_x <= other.max_x and self.max_y <= other.max_y;
}