const Sides &margin = part.get_margin();
unsigned w = geom.w-min(geom.w, margin.left+margin.right);
unsigned y = geom.h-min(geom.h, margin.top);
const Sides &margin = part.get_margin();
unsigned w = geom.w-min(geom.w, margin.left+margin.right);
unsigned y = geom.h-min(geom.h, margin.top);