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ui: add round floating button

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ardocrat 2023-07-21 03:55:13 +03:00
parent 5a9e43a666
commit f99109bf8e
1 changed files with 48 additions and 4 deletions
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52
src/gui/views/views.rs
View file

@ -14,8 +14,8 @@
use std::sync::atomic::{AtomicI32, Ordering};
use egui::{Button, PointerState, Response, RichText, Sense, Spinner, Widget};
use egui::epaint::{Color32, FontId, RectShape, Rounding, Stroke};
use egui::{Button, PointerState, Response, RichText, Sense, Spinner, Vec2, Widget};
use egui::epaint::{CircleShape, Color32, FontId, RectShape, Rounding, Stroke};
use egui::epaint::text::TextWrapping;
use egui::text::{LayoutJob, TextFormat};
use lazy_static::lazy_static;
@ -42,6 +42,7 @@ impl View {
pub fn far_right_inset_margin(ui: &mut egui::Ui, frame: &mut eframe::Frame) -> f32 {
let container_width = ui.available_rect_before_wrap().max.x as i32;
let display_width = frame.info().window_info.size.x as i32;
// Means end of the screen.
if container_width == display_width {
Self::get_right_inset()
} else {
@ -134,17 +135,60 @@ impl View {
}
/// Draw [`Button`] with specified background fill color.
pub fn button(ui: &mut egui::Ui, text: String, fill_color: Color32, action: impl FnOnce()) {
pub fn button(ui: &mut egui::Ui, text: String, fill: Color32, action: impl FnOnce()) {
let button_text = Self::ellipsize(text.to_uppercase(), 17.0, Colors::TEXT_BUTTON);
let br = Button::new(button_text)
.stroke(Self::DEFAULT_STROKE)
.fill(fill_color)
.fill(fill)
.ui(ui);
if Self::touched(ui, br) {
(action)();
}
}
/// Draw round [`Button`] with icon.
pub fn round_button(ui: &mut egui::Ui,
icon: &'static str,
action: impl FnOnce()) {
ui.scope(|ui| {
// Setup colors.
ui.visuals_mut().widgets.inactive.bg_fill = Colors::GOLD;
ui.visuals_mut().widgets.hovered.bg_fill = Colors::GOLD;
ui.visuals_mut().widgets.active.bg_fill = Colors::YELLOW;
// Setup radius.
let mut r = 42.0 * 0.5;
let size = Vec2::splat(2.0 * r + 5.0);
let (rect, br) = ui.allocate_at_least(size, Sense::click_and_drag());
let mut icon_size = 22.0;
let mut icon_color = Colors::TEXT_BUTTON;
// Increase radius and change icon size and color on-hover.
if br.hovered() {
r = r * 1.05;
icon_size = icon_size * 1.07;
icon_color = Colors::BLACK;
}
let visuals = ui.style().interact(&br);
ui.painter().add(CircleShape {
center: rect.center(),
radius: r,
fill: visuals.bg_fill,
stroke: Self::DEFAULT_STROKE,
});
ui.allocate_ui_at_rect(rect, |ui| {
ui.centered_and_justified(|ui| {
ui.label(RichText::new(icon).color(icon_color).size(icon_size));
});
});
if Self::touched(ui, br) {
(action)();
}
});
}
/// Draw rounded box with some value and label in the middle,
/// where is r = (top_left, top_right, bottom_left, bottom_right).
/// | VALUE |