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wallet: more accurate finger scroll

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darkfi
2024-07-29 11:19:49 +02:00
parent 956c769155
commit 34e6bb80b3
1 changed files with 6 additions and 5 deletions
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11
bin/darkwallet/src/ui/chatview.rs
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@@ -74,6 +74,7 @@ struct Page {
}
struct TouchInfo {
start_scroll: f32,
start_y: f32,
start_instant: std::time::Instant,
last_y: f32,
@@ -81,7 +82,7 @@ struct TouchInfo {
impl TouchInfo {
fn new() -> Self {
Self { start_y: 0., start_instant: std::time::Instant::now(), last_y: 0. }
Self { start_scroll: 0., start_y: 0., start_instant: std::time::Instant::now(), last_y: 0. }
}
}
@@ -285,25 +286,25 @@ impl ChatView {
match phase {
TouchPhase::Started => {
let mut touch_info = self.touch_info.lock().unwrap();
touch_info.start_scroll = self.scroll.get();
touch_info.start_y = touch_y;
touch_info.start_instant = std::time::Instant::now();
touch_info.last_y = touch_y;
}
TouchPhase::Moved => {
let start_y = {
let (start_scroll, start_y) = {
let mut touch_info = self.touch_info.lock().unwrap();
touch_info.last_y = touch_y;
touch_info.start_y
(touch_info.start_scroll, touch_info.start_y)
};
let dist = touch_y - start_y;
let scroll = self.scroll.get();
// TODO the line selected should be fixed and move exactly that distance
// No use of multipliers
// TODO we are maybe doing too many updates so make a widget to 'slow down'
// how often we move to fixed intervals.
// draw a poly shape and eval each line segment.
self.scroll.set(scroll + dist * 0.05);
self.scroll.set(start_scroll + dist);
self.scrollview().await;
}
TouchPhase::Ended => {