update egui and fix clippy warnings

This commit is contained in:
René Rössler
2026-03-27 12:47:01 +01:00
parent fa7dd9e181
commit 353dcd8cc4
4 changed files with 551 additions and 351 deletions

722
Cargo.lock generated

File diff suppressed because it is too large Load Diff

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@@ -21,7 +21,7 @@ name = "example_knob"
path = "examples/example_knob.rs" path = "examples/example_knob.rs"
[dependencies] [dependencies]
egui = "0.33" egui = "0.34"
[dev-dependencies] [dev-dependencies]
eframe = { version = "0.33", features = ["default_fonts"] } eframe = { version = "0.34", features = ["default_fonts"] }

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@@ -43,89 +43,86 @@ impl Default for KnobDemo {
} }
impl eframe::App for KnobDemo { impl eframe::App for KnobDemo {
fn update(&mut self, ctx: &egui::Context, _frame: &mut eframe::Frame) { fn ui(&mut self, ui: &mut egui::Ui, _frame: &mut eframe::Frame) {
egui::CentralPanel::default().show(ctx, |ui| { ui.heading("Knob demo");
ui.heading("Knob demo"); ui.separator();
ui.separator();
ui.horizontal(|ui| { ui.horizontal(|ui| {
ui.label("Global Settings:"); ui.label("Global Settings:");
ui.checkbox(&mut self.show_bg_arc, "Background arc"); ui.checkbox(&mut self.show_bg_arc, "Background arc");
ui.checkbox(&mut self.show_filled, "Filled segment"); ui.checkbox(&mut self.show_filled, "Filled segment");
ui.checkbox(&mut self.use_step, "Step (0.02)"); ui.checkbox(&mut self.use_step, "Step (0.02)");
ui.checkbox(&mut self.logarithmic_scaling, "Logarithmic"); ui.checkbox(&mut self.logarithmic_scaling, "Logarithmic");
});
ui.horizontal(|ui| {
ui.label("Color Theme:");
ui.color_edit_button_srgba(&mut self.knob_color);
ui.label("Knob");
ui.color_edit_button_srgba(&mut self.line_color);
ui.label("Indicator");
ui.color_edit_button_srgba(&mut self.text_color);
ui.label("Text");
});
ui.separator();
ui.add_space(10.0);
egui::Grid::new("knob_grid")
.num_columns(3)
.spacing([30.0, 20.0])
.show(ui, |ui| {
for (i, (label, config)) in [
("Basic Dot", KnobStyle::Dot),
("Wiper, Sweep", KnobStyle::Wiper),
("Thick Stroke", KnobStyle::Wiper),
("360° Sweep", KnobStyle::Wiper),
("Multi-Turn", KnobStyle::Dot),
("Large Font", KnobStyle::Wiper),
]
.iter()
.enumerate()
{
ui.vertical(|ui| {
let mut knob = Knob::new(&mut self.values[i], 0., 1., *config)
.with_label(*label, LabelPosition::Bottom)
.with_background_arc(self.show_bg_arc)
.with_show_filled_segments(self.show_filled)
.with_colors(self.knob_color, self.line_color, self.text_color)
.with_step(self.use_step.then_some(0.02))
.with_double_click_reset(0.5)
.with_middle_scroll();
if self.logarithmic_scaling {
knob = knob.with_logarithmic_scaling();
}
if *label == "Wiper, Sweep" {
knob = knob.with_sweep_range(0.25, 0.75).with_size(50.0);
}
if *label == "Thick Stroke" {
knob = knob.with_stroke_width(4.0).with_size(60.0);
}
if *label == "360° Sweep" {
knob = knob.with_sweep_range(0.5, 1.0);
}
if *label == "Multi-Turn" {
knob = knob.with_sweep_range(0.0, 2.5);
}
if *label == "Large Font" {
knob = knob.with_size(70.0).with_font_size(18.0);
}
ui.add(knob);
});
if (i + 1) % 3 == 0 {
ui.end_row();
}
}
});
ui.add_space(10.0);
ui.separator();
}); });
ui.horizontal(|ui| {
ui.label("Color Theme:");
ui.color_edit_button_srgba(&mut self.knob_color);
ui.label("Knob");
ui.color_edit_button_srgba(&mut self.line_color);
ui.label("Indicator");
ui.color_edit_button_srgba(&mut self.text_color);
ui.label("Text");
});
ui.separator();
ui.add_space(10.0);
egui::Grid::new("knob_grid")
.num_columns(3)
.spacing([30.0, 20.0])
.show(ui, |ui| {
for (i, (label, config)) in [
("Basic Dot", KnobStyle::Dot),
("Wiper, Sweep", KnobStyle::Wiper),
("Thick Stroke", KnobStyle::Wiper),
("360° Sweep", KnobStyle::Wiper),
("Multi-Turn", KnobStyle::Dot),
("Large Font", KnobStyle::Wiper),
]
.iter()
.enumerate()
{
ui.vertical(|ui| {
let mut knob = Knob::new(&mut self.values[i], 0., 1., *config)
.with_label(*label, LabelPosition::Bottom)
.with_background_arc(self.show_bg_arc)
.with_show_filled_segments(self.show_filled)
.with_colors(self.knob_color, self.line_color, self.text_color)
.with_step(self.use_step.then_some(0.02))
.with_double_click_reset(0.5)
.with_middle_scroll();
if self.logarithmic_scaling {
knob = knob.with_logarithmic_scaling();
}
if *label == "Wiper, Sweep" {
knob = knob.with_sweep_range(0.25, 0.75).with_size(50.0);
}
if *label == "Thick Stroke" {
knob = knob.with_stroke_width(4.0).with_size(60.0);
}
if *label == "360° Sweep" {
knob = knob.with_sweep_range(0.5, 1.0);
}
if *label == "Multi-Turn" {
knob = knob.with_sweep_range(0.0, 2.5);
}
if *label == "Large Font" {
knob = knob.with_size(70.0).with_font_size(18.0);
}
ui.add(knob);
});
if (i + 1) % 3 == 0 {
ui.end_row();
}
}
});
ui.add_space(10.0);
ui.separator();
} }
} }

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@@ -209,17 +209,15 @@ impl Widget for Knob<'_> {
} }
response.mark_changed(); response.mark_changed();
} else if response.hovered() & self.config.allow_scroll { } else if response.hovered() & self.config.allow_scroll && let Some(scoll) = ui.input(|input| {
if let Some(scoll) = ui.input(|input| {
input.events.iter().find_map(|e| match e { input.events.iter().find_map(|e| match e {
egui::Event::MouseWheel { delta, .. } => Some(*delta), egui::Event::MouseWheel { delta, .. } => Some(*delta),
_ => None, _ => None,
}) })
}) { }) {
raw = (raw raw = (raw
+ scoll.y * self.config.step.unwrap_or(self.config.drag_sensitivity)) + scoll.y * self.config.step.unwrap_or(self.config.drag_sensitivity))
.clamp(0.0, 1.0); .clamp(0.0, 1.0);
}
} }
*self.value = if self.config.logarithmic_scaling { *self.value = if self.config.logarithmic_scaling {
@@ -228,11 +226,10 @@ impl Widget for Knob<'_> {
remap(raw, 0.0..=1.0, self.min..=self.max) remap(raw, 0.0..=1.0, self.min..=self.max)
}; };
if response.double_clicked() { if response.double_clicked()
if let Some(reset_value) = self.config.reset_value { && let Some(reset_value) = self.config.reset_value {
*self.value = reset_value *self.value = reset_value
} }
}
let knob_rect = renderer.calculate_knob_rect(rect); let knob_rect = renderer.calculate_knob_rect(rect);
let center = knob_rect.center(); let center = knob_rect.center();