proc curve(self: Path2D): Curve2D {.
gcsafe, locks: 0, raises: [Exception],
                                tags: [RootEffect]
.}

proc curve=(self: Path2D; val: Curve2D) {.
gcsafe, locks: 0, raises: [], tags: []
.}

method curveChanged(self: Path2D) {.
gcsafe, locks: 0, base, raises: [], tags: []
.}