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satisfying animation

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This commit is contained in:
Simon Gardling 2022-04-14 13:54:54 -04:00
parent 21c5fb762d
commit ad40ddee13
1 changed files with 23 additions and 8 deletions
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31
src/function.rs
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@ -41,8 +41,7 @@ lazy_static::lazy_static! {
pub static ref DEFAULT_FUNCTION_ENTRY: FunctionEntry = FunctionEntry::default();
}
/// `FunctionEntry` is a function that can calculate values, integrals,
/// derivatives, etc etc
/// `FunctionEntry` is a function that can calculate values, integrals, derivatives, etc etc
#[derive(Clone)]
pub struct FunctionEntry {
/// The `BackingFunction` instance that is used to generate `f(x)`, `f'(x)`, and `f''(x)`
@ -77,7 +76,8 @@ pub struct FunctionEntry {
pub settings_opened: bool,
auto_complete_focused: bool,
// todo: use https://docs.rs/egui/0.17.0/egui/struct.Context.html#method.animate_bool
menu_opened: i32,
}
impl Default for FunctionEntry {
@ -101,7 +101,7 @@ impl Default for FunctionEntry {
test_result: None,
curr_nth: 3,
settings_opened: false,
auto_complete_focused: false,
menu_opened: 100,
}
}
}
@ -124,10 +124,10 @@ impl FunctionEntry {
let max_size = vec2(
ui.available_width(),
if self.auto_complete_focused {
if self.menu_opened == 100 {
row_height * 2.5
} else {
row_height
row_height * (1.0 + ((self.menu_opened as f32 / 100.0) * 1.5))
},
);
@ -145,9 +145,24 @@ impl FunctionEntry {
}
}),
);
self.auto_complete_focused = re.has_focus();
if !self.auto_complete_focused {
if re.has_focus() {
if 100 > self.menu_opened {
self.menu_opened += 10;
if self.menu_opened > 100 {
self.menu_opened = 100;
}
ui.ctx().request_repaint();
}
} else if self.menu_opened > 15 {
self.menu_opened -= 15;
if 0 > self.menu_opened {
self.menu_opened = 0;
}
ui.ctx().request_repaint();
}
if self.menu_opened < 100 {
return;
}