requisition->width = sp2ipx(box.horizontalExtent()); requisition->height = sp2ipx(box.verticalExtent());
requisition->width = Gtk_RenderingContext::toGtkPixels(box.horizontalExtent()); requisition->height = Gtk_RenderingContext::toGtkPixels(box.verticalExtent());
gtk_math_view_size_request(GtkWidget* widget, GtkRequisition* requisition){  g_return_if_fail(widget != NULL);  g_return_if_fail(requisition != NULL);  g_return_if_fail(GTK_IS_MATH_VIEW(widget));  GtkMathView* math_view = GTK_MATH_VIEW(widget);  g_assert(math_view);  g_assert(math_view->view);  if (BoundingBox box = math_view->view->getBoundingBox())    {      requisition->width = sp2ipx(box.horizontalExtent());      requisition->height = sp2ipx(box.verticalExtent());    }}