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style(paragraph): add documentation for "scroll"'s "offset" (#355)

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* style(paragraph): add documentation for "scroll"'s "offset"

* style(paragraph): add more text to the scroll doc-comment
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hasezoey 2023-08-19 23:17:46 +02:00 committed by GitHub
parent b6b2da5eb7
commit ab5e616635
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1 changed files with 10 additions and 1 deletions
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11
src/widgets/paragraph.rs
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@ -91,6 +91,9 @@ pub struct Wrap {
pub trim: bool,
}
type Horizontal = u16;
type Vertical = u16;
impl<'a> Paragraph<'a> {
pub fn new<T>(text: T) -> Paragraph<'a>
where
@ -121,7 +124,13 @@ impl<'a> Paragraph<'a> {
self
}
pub fn scroll(mut self, offset: (u16, u16)) -> Paragraph<'a> {
/// Set the scroll offset for the given paragraph
///
/// Scroll works by starting to render at the given offset, which unlike other scroll function
/// is (y, x)
///
/// There is a RFC for scroll refactoring and unification, see https://github.com/ratatui-org/ratatui/issues/174
pub fn scroll(mut self, offset: (Vertical, Horizontal)) -> Paragraph<'a> {
self.scroll = offset;
self
}