#import "modules/std.sx";

// Forward references: types, struct fields, methods, and free functions
// can reference types declared later in the file.

// Free function referencing types declared later
make_frame :: (e: EdgeInsets) -> Frame {
    Frame.{ x = e.left, y = e.top,
            w = 100.0 - e.left - e.right,
            h = 100.0 - e.top - e.bottom };
}

// Struct with a field whose type is declared later
Container :: struct {
    frame: Frame;
    insets: EdgeInsets;
}

Frame :: struct {
    x, y, w, h: f32;

    inset :: (self: Frame, insets: EdgeInsets) -> Frame {
        Frame.{ x = self.x + insets.left, y = self.y + insets.top,
                w = self.w - insets.left - insets.right,
                h = self.h - insets.top - insets.bottom };
    }
}

EdgeInsets :: struct {
    top, left, bottom, right: f32;
}

main :: () {
    e := EdgeInsets.{ top = 10.0, left = 10.0, bottom = 10.0, right = 10.0 };
    f := make_frame(e);
    r := f.inset(e);
    c := Container.{ frame = f, insets = e };
    print("{}", r.x);
    print(" {}", r.w);
    print(" {}", c.frame.x);
}