pub fn ncplane_perimeter_double(
    plane: &mut NcPlane,
    stylemask: impl Into<NcStyle_u16>,
    channels: impl Into<NcChannels_u64>,
    boxmask: impl Into<NcBoxMask_u32>
) -> NcResult_i32
Expand description

Like ncplane_perimeter with the double box-drawing characters.

Method: NcPlane.perimeter_double().