Small fixes to avoid panic and allow zooming back in after zooming out

CHANGELOG.md

@@ -1,11 +1,5 @@
 # Unreleased
 
-# v0.4.1
-
-- Add instructions for using new zoom/pan features to help page
-
-# v0.4.0
-
 - Update to new `kittage` backend for kitty-protocol-supporting terminals (fixes many issues and improves performance significantly, see [the PR](https://github.com/itsjunetime/tdf/pull/74))
 - Use new mupdf search API for slightly better performance
 - Update ratatui(-image) dependencies

src/tui.rs

@@ -18,8 +18,8 @@ use ratatui::{
 	layout::{Constraint, Flex, Layout, Position, Rect},
 	style::{Color, Style},
 	symbols::border,
-	text::Span,
-	widgets::{Block, Borders, Clear, Padding, Paragraph, Wrap}
+	text::{Span, Text},
+	widgets::{Block, Borders, Clear, Padding}
 };
 use ratatui_image::{FontSize, Image};
 
@@ -830,7 +830,7 @@ impl Tui {
 			.border_set(border::ROUNDED)
 			.border_style(Color::Blue);
 
-		let help_span = Paragraph::new(HELP_PAGE).wrap(Wrap { trim: false });
+		let help_span = Text::raw(HELP_PAGE);
 
 		let max_w: u16 = HELP_PAGE
 			.lines()
@@ -863,31 +863,25 @@ impl Tui {
 
 static HELP_PAGE: &str = "\
 l, h, left, right:
-    Go forward/backwards a single page
+	Go forward/backwards a single page
 j, k, down, up:
-    Go forwards/backwards a screen's worth of pages
+	Go forwards/backwards a screen's worth of pages
 q, esc:
-    Quit
+	Quit
 g:
-    Go to specific page (type numbers after 'g')
+	Go to specific page (type numbers after 'g')
 /:
-    Search
+	Search
 n, N:
-    Next/Previous search result
+	Next/Previous search result
 i:
-    Invert colors
+	Invert colors
 f:
-    Remove borders/fullscreen
-z (when using kitty protocol):
-    Toggle between fill-screen and fit-screen
-o/O (when on fill-screen):
-    zoom in and out, respectively
-H, J, K, L (when zoomed in):
-    pan direction around page
+	Remove borders/fullscreen
 ?:
-    Show this page
+	Show this page
 ctrl+z:
-    Suspend & background tdf \
+	Suspend & background tdf \
 ";
 
 pub enum InputAction {