id: blocks_delay
label: Delay

parameters:
-   id: type
    label: Type
    dtype: enum
    options: [complex, float, int, short, byte]
    option_attributes:
        size: [gr.sizeof_gr_complex, gr.sizeof_float, gr.sizeof_int, gr.sizeof_short,
            gr.sizeof_char]
    hide: part
-   id: delay
    label: Delay
    dtype: int
    default: '0'
-   id: num_ports
    label: Num Ports
    dtype: int
    default: '1'
    hide: part
-   id: vlen
    label: Vec Length
    dtype: int
    default: '1'
    hide: ${ 'part' if vlen == 1 else 'none' }

inputs:
-   domain: stream
    dtype: ${ type }
    vlen: ${ vlen }
    multiplicity: ${ num_ports }

outputs:
-   domain: stream
    dtype: ${ type }
    vlen: ${ vlen }
    multiplicity: ${ num_ports }

asserts:
- ${ num_ports > 0 }
- ${ vlen > 0 }

templates:
    imports: from gnuradio import blocks
    make: blocks.delay(${type.size}*${vlen}, ${delay})
    callbacks:
    - set_dly(${delay})

file_format: 1