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Popup with fixed sizes or percentage

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This commit is contained in:
veeso
2023-02-09 17:19:27 +01:00
parent 4d5f3a6b63
commit 1db2ff7ec5
5 changed files with 102 additions and 80 deletions
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76
src/utils/ui.rs
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@@ -4,32 +4,54 @@
use tuirealm::tui::layout::{Constraint, Direction, Layout, Rect};
/// ### draw_area_in
///
/// Draw an area (WxH / 3) in the middle of the parent area
pub fn draw_area_in(parent: Rect, width: u16, height: u16) -> Rect {
let new_area = Layout::default()
.direction(Direction::Vertical)
.constraints(
[
Constraint::Percentage((100 - height) / 2),
Constraint::Percentage(height),
Constraint::Percentage((100 - height) / 2),
]
.as_ref(),
)
.split(parent);
Layout::default()
.direction(Direction::Horizontal)
.constraints(
[
Constraint::Percentage((100 - width) / 2),
Constraint::Percentage(width),
Constraint::Percentage((100 - width) / 2),
]
.as_ref(),
)
.split(new_area[1])[1]
/// Size type for UI renders
#[derive(Debug, Copy, Clone, Eq, PartialEq)]
pub enum Size {
Percentage(u16),
Unit(u16),
}
/// Ui popup dialog (w x h)
pub struct Popup(pub Size, pub Size);
impl Popup {
/// Draw popup in provided area
pub fn draw_in(&self, parent: Rect) -> Rect {
let new_area = Layout::default()
.direction(Direction::Vertical)
.constraints(self.height(&parent).as_ref())
.split(parent);
Layout::default()
.direction(Direction::Horizontal)
.constraints(self.width(&parent).as_ref())
.split(new_area[1])[1]
}
fn height(&self, parent: &Rect) -> [Constraint; 3] {
Self::constraints(parent.height, self.1)
}
fn width(&self, parent: &Rect) -> [Constraint; 3] {
Self::constraints(parent.width, self.0)
}
fn constraints(area_size: u16, popup_size: Size) -> [Constraint; 3] {
match popup_size {
Size::Percentage(popup_size) => [
Constraint::Percentage((100 - popup_size) / 2),
Constraint::Percentage(popup_size),
Constraint::Percentage((100 - popup_size) / 2),
],
Size::Unit(popup_size) => {
let margin = (area_size - popup_size) / 2;
[
Constraint::Length(margin),
Constraint::Length(popup_size),
Constraint::Length(margin),
]
}
}
}
}
#[cfg(test)]
@@ -42,7 +64,7 @@ mod tests {
#[test]
fn test_utils_ui_draw_area_in() {
let area: Rect = Rect::new(0, 0, 1024, 512);
let child: Rect = draw_area_in(area, 75, 30);
let child: Rect = Popup(Size::Percentage(75), Size::Percentage(30)).draw_in(area);
assert_eq!(child.x, 43);
assert_eq!(child.y, 63);
assert_eq!(child.width, 271);