terminal make_label() helper
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1 changed files with 21 additions and 0 deletions
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@ -22,3 +22,24 @@ pub trait TerminalView = GridView<Item = TerminalAtom>;
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//<<<<>>>><<>><><<>><<<*>>><<>><><<>><<<<>>>>
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use {
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crate::{
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sequence::VecBuffer,
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core::{ViewPort, OuterViewPort}
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},
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cgmath::Point2
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};
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pub fn make_label(s: &str) -> OuterViewPort<dyn TerminalView> {
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let label_port = ViewPort::new();
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let label = VecBuffer::with_data(s.chars().collect(), label_port.inner());
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label_port.outer()
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.to_sequence()
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.map(|c| TerminalAtom::from(c))
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.to_index()
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.map_key(
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|idx| Point2::new(*idx as i16, 0),
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|pt| if pt.y == 0 { Some(pt.x as usize) } else { None }
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)
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}
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