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top_panel.rs
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top_panel.rs
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use bevy::{prelude::*, window::WindowMode};
use bevy_egui::*;
use strum::IntoEnumIterator;
use strum_macros::EnumIter;
pub(crate) struct TopPanel;
impl Plugin for TopPanel {
fn build(&self, app: &mut App) {
app.init_resource::<ToolbarSettings>();
app.add_startup_system(get_startup_resolution);
app.add_system(top_panel);
}
}
pub struct ToolbarSettings {
current_window_size: WindowSize,
window_sizes: Vec<WindowSize>,
pub setting_toggles: SettingToggles,
pub title: String,
}
pub struct SettingToggles {
msaa: bool,
resolution: bool,
window_mode: bool,
vsync: bool,
pub title: bool,
pub fps: bool,
pub ft: bool,
}
pub struct WindowSize {
width: f32,
height: f32,
}
impl std::fmt::Display for WindowSize {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(f, "{}x{}", self.width, self.height)
}
}
impl Default for ToolbarSettings {
fn default() -> Self {
Self {
title: "bevy".to_string(),
setting_toggles: SettingToggles {
msaa: true,
resolution: true,
window_mode: true,
vsync: true,
title: true,
fps: true,
ft: true,
},
current_window_size: WindowSize {
width: 800.,
height: 800.,
},
window_sizes: vec![
WindowSize {
width: 640.,
height: 480.,
},
WindowSize {
width: 800.,
height: 800.,
},
WindowSize {
width: 1024.,
height: 768.,
},
WindowSize {
width: 1280.,
height: 720.,
},
WindowSize {
width: 1920.,
height: 1080.,
},
WindowSize {
width: 2560.,
height: 1440.,
},
WindowSize {
width: 3840.,
height: 2160.,
},
],
}
}
}
//WebGPU currently only exposes 1(Off) and 4x Samples:
//Updates can be tracked here: https://github.com/gfx-rs/wgpu/issues/1832
#[derive(Debug, EnumIter)]
enum MsaaSetting {
Off = 1,
#[cfg(any())]
X2 = 2,
X4 = 4,
#[cfg(any())]
X8 = 8,
#[cfg(any())]
X16 = 16,
}
fn get_startup_resolution(mut windows: ResMut<Windows>, mut settings: ResMut<ToolbarSettings>) {
let prime = windows.get_primary_mut().unwrap();
settings.current_window_size.width = prime.requested_width();
settings.current_window_size.height = prime.requested_height();
}
pub(self) fn top_panel(
egui: Res<EguiContext>,
mut msaa: ResMut<Msaa>,
mut windows: ResMut<Windows>,
mut settings: ResMut<ToolbarSettings>,
) {
let prime = windows.get_primary_mut().unwrap();
egui::TopBottomPanel::top("Window").show(egui.ctx(), |ui| {
ui.horizontal(|ui| {
ui.menu_button("Settings", |ui| {
let _res = ui.checkbox(&mut settings.setting_toggles.window_mode, "Window Mode");
let _res = ui.checkbox(&mut settings.setting_toggles.resolution, "Resolution");
let _res = ui.checkbox(&mut settings.setting_toggles.vsync, "VSync");
let _res = ui.checkbox(&mut settings.setting_toggles.msaa, "Msaa");
let _res = ui.checkbox(&mut settings.setting_toggles.title, "Title");
let _res = ui.checkbox(&mut settings.setting_toggles.fps, "Fps");
let _res = ui.checkbox(&mut settings.setting_toggles.ft, "Frame Time");
});
if settings.setting_toggles.window_mode {
ui.menu_button(format!("Mode: {:?}", prime.mode()), |ui| {
if ui.button("Toggle Decorations").clicked() {
prime.set_decorations(!prime.decorations());
} else if ui.button("Windowed").clicked() {
prime.set_mode(WindowMode::Windowed);
} else if ui.button("Fullscreen").clicked() {
prime.set_mode(WindowMode::Fullscreen);
} else if ui.button("Borderless").clicked() {
prime.set_mode(WindowMode::BorderlessFullscreen);
}
});
}
if settings.setting_toggles.resolution {
ui.menu_button(
format!(
"Size: {width}x{height}px",
width = prime.width(),
height = prime.height(),
),
|ui| {
for window_size in settings.window_sizes.iter() {
if ui.button(format!("{}", window_size)).clicked() {
prime.set_resolution(window_size.width, window_size.height);
}
}
},
);
}
if settings.setting_toggles.vsync {
ui.menu_button(
format!("VSync: {}", if prime.vsync() { "On" } else { "Off" }),
|ui| {
if ui.button("Off").clicked() {
prime.set_vsync(false);
} else if ui.button("On").clicked() {
prime.set_vsync(true);
}
},
);
}
if settings.setting_toggles.msaa {
ui.menu_button(
format!(
"Msaa: {}",
if msaa.samples.eq(&1) {
"Off".to_string()
} else {
msaa.samples.to_string() + "x"
}
),
|ui| {
for mssa_setting in MsaaSetting::iter() {
if ui.button(format!("{:?}", mssa_setting)).clicked() {
msaa.samples = mssa_setting as u32;
}
}
},
);
}
});
});
}