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use std::cell::RefCell;
use std::sync::{Arc};
use std::time::Duration;
use winit::event::{ElementState, WindowEvent};
use winit::keyboard::KeyCode;
use crate::tacmap::TacticalMap;
use crate::{GameState, ui};
use crate::wgpuctx::{RenderPassBuilder, SceneCtx, WgpuCtx};
use crate::eguictx::EguiCtx;
pub struct GameWindow
{
wgpuctx: WgpuCtx,
eguictx: EguiCtx,
window: Arc<winit::window::Window>,
tactical_map: TacticalMap,
ui_state: ui::State
}
impl GameWindow
{
pub fn new(
instance: &wgpu::Instance,
event_loop: &winit::event_loop::ActiveEventLoop)
-> Result<GameWindow, ()>
{
let window_attrs = winit::window::Window::default_attributes()
.with_title("Systemic 4X")
.with_inner_size(winit::dpi::LogicalSize::new(640, 480));
let window = Arc::new(event_loop.create_window(window_attrs).unwrap());
let wgpuctx = pollster::block_on(WgpuCtx::new(instance, window.clone()));
let eguictx = EguiCtx::new(&window, &wgpuctx);
let tacmap = TacticalMap::new(&wgpuctx);
let ui_state = ui::State{
camera_target: Some(0),
topbar_sate: ui::topbar::TopBarState {
current_system : Some(0),
..Default::default()
},
..Default::default()
};
Ok(Self {
window: window,
wgpuctx: wgpuctx,
eguictx: eguictx,
tactical_map: tacmap,
ui_state: ui_state
})
}
pub fn update(
&mut self,
game_state: &RefCell<GameState>,
dt: Duration)
{
let mut game_state = game_state.borrow_mut();
if self.ui_state.topbar_sate.do_auto_tick {
game_state.timeman.auto_tick = self.ui_state.topbar_sate.auto_tick;
}else{
game_state.timeman.auto_tick = None;
}
let current_system = match self.ui_state.topbar_sate.current_system {
Some(id) => &game_state.solar_systems()[id],
None => { return; }
};
self.tactical_map.update(
current_system,
&mut self.ui_state,
game_state.timeman().seconds(),
dt);
}
pub fn keyboard_input(
&mut self,
key_code: KeyCode,
key_state: ElementState)
{
self.tactical_map.keyboard_input(key_code, key_state);
}
pub fn render(
&mut self,
game_state: &RefCell<GameState>,
egui_event_resp: egui_winit::EventResponse)
-> Result<(), wgpu::CurrentSurfaceTexture> {
if !self.wgpuctx.is_ready() {
return Ok(());
}
let screen_size = egui::vec2(
self.wgpuctx.surface_config().width as f32,
self.wgpuctx.surface_config().height as f32);
let view = self.wgpuctx.prepare_surface(&wgpu::TextureViewDescriptor::default())?;
let mut scene = SceneCtx::from_view_default(&self.wgpuctx, &view, Some("Systemic window scene"));
self.eguictx.prepare(&self.window);
egui::Window::new("Systemic 4X")
.fixed_rect(egui::Rect::from_min_size(egui::pos2(0.0, 0.0), screen_size))
.resizable(false)
.collapsible(false)
.title_bar(false)
.interactable(false)
.frame(egui::Frame::NONE)
.show(self.eguictx.context(), |ui| {
self.ui_state.paint(game_state, ui);
if self.ui_state.topbar_sate.current_system.is_some() {
let game_state = game_state.borrow();
let fleets_manager = game_state.fleets();
let current_system = &game_state.solar_systems()[self.ui_state.topbar_sate.current_system.unwrap()];
match self.tactical_map.prepare(
&mut scene,
&self.wgpuctx,
fleets_manager,
current_system,
game_state.timeman())
{
Ok(_) => {},
Err(_) => {
println!("Error in tactical map prepare");
panic!();
}
}
let mut pass = RenderPassBuilder::new(Some("Systemic window render pass"), &view)
.clear_color(wgpu::Color { r: 0.0, g: 0.0, b: 0.1, a: 1.0 })
.build_from_scene(&mut scene);
//Draw the tactical map canvas.
self.tactical_map.paint(&mut pass);
self.tactical_map.paint_labels(
current_system,
game_state.timeman().seconds(),
screen_size,
ui
);
}
});
self.eguictx.present(
&self.window,
&self.wgpuctx,
scene.encoder_mut(),
&view);
scene.submit(&self.wgpuctx);
self.wgpuctx.present_surface();
self.window.request_redraw();
Ok(())
}
pub fn on_event(
&mut self,
event: &WindowEvent)
-> egui_winit::EventResponse
{
self.eguictx.window_event(&self.window, event)
}
pub fn resize(
&mut self,
width: u32,
height: u32
) {
if width > 0 && height > 0 {
self.wgpuctx.resize(width, height);
self.tactical_map.resize(width, height);
self.window.request_redraw();
}
}
pub fn size(
&self)
-> winit::dpi::PhysicalSize<u32> {
self.window.inner_size()
}
}
|
