// Union rectangle or region with this.
bool Union(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
bool Union(const wxRect& rect) { return Union(rect.x, rect.y, rect.width, rect.height); }
// Union rectangle or region with this.
bool Union(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
bool Union(const wxRect& rect) { return Union(rect.x, rect.y, rect.width, rect.height); }