Say when the next card will be available

1 files changed, 21 insertions, 0 deletions

diff --git a/src/gui/util.rs b/src/gui/util.rs
new file mode 100644
index 0000000..38ed1e7
--- /dev/null
+++ b/src/gui/util.rs
@@ -0,0 +1,21 @@
+use tui::{
+    layout::{Alignment, Rect},
+    style::{Color, Modifier, Style},
+    widgets::Paragraph,
+};
+
+pub fn title(str: &str) -> Paragraph {
+    Paragraph::new(str).alignment(Alignment::Center).style(
+        Style::default()
+            .fg(Color::Blue)
+            .add_modifier(Modifier::BOLD),
+    )
+}
+
+pub fn center_vertically(chunk: Rect, text: &String) -> String {
+    let text_lines = text.lines().count();
+    let chunk_inner_lines: usize = (chunk.height - 2).into();
+    let blank_lines = chunk_inner_lines - text_lines;
+    let newlines = "\n".repeat(blank_lines / 2);
+    format!("{}{}", newlines, text)
+}