Function lv_style_set_transform_width 

pub unsafe extern "C" fn lv_style_set_transform_width(
    style: *mut lv_style_t,
    value: i32,
)

Make Widget wider on both sides with this value. Pixel and percentage (with lv_pct(x)) values can be used. Percentage values are relative to Widget’s width. Default: 0, inherited: No, layout: No, ext. draw: Yes. @param style Pointer to style @param value Value to submit