From 44cba54320c6b1727425ca680ae7992e7cc776e4 Mon Sep 17 00:00:00 2001
From: Michael Sippel <micha@fragmental.art>
Date: Sat, 12 Jun 2021 04:15:56 +0200
Subject: [PATCH] terminal make_label() helper
---
nested/src/terminal/mod.rs | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/nested/src/terminal/mod.rs b/nested/src/terminal/mod.rs
index 65d8f8a..587a9f2 100644
--- a/nested/src/terminal/mod.rs
+++ b/nested/src/terminal/mod.rs
@@ -22,3 +22,24 @@ pub trait TerminalView = GridView<Item = TerminalAtom>;
//<<<<>>>><<>><><<>><<<*>>><<>><><<>><<<<>>>>
+use {
+ crate::{
+ sequence::VecBuffer,
+ core::{ViewPort, OuterViewPort}
+ },
+ cgmath::Point2
+};
+
+pub fn make_label(s: &str) -> OuterViewPort<dyn TerminalView> {
+ let label_port = ViewPort::new();
+ let label = VecBuffer::with_data(s.chars().collect(), label_port.inner());
+ label_port.outer()
+ .to_sequence()
+ .map(|c| TerminalAtom::from(c))
+ .to_index()
+ .map_key(
+ |idx| Point2::new(*idx as i16, 0),
+ |pt| if pt.y == 0 { Some(pt.x as usize) } else { None }
+ )
+}
+