shadowengine2d 2.0.0

A comprehensive 2D game engine built in Rust with ECS, rendering, audio, assets, animations, and scene management
Documentation 
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/*
 * MIT License
 * 
 * Copyright (c) 2025 ShadowEngine2D
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

use std::any::{Any, TypeId};
use std::collections::HashMap;

#[derive(Debug)]
pub struct Resources {
    resources: HashMap<TypeId, Box<dyn Any>>,
}

impl Resources {
    pub fn new() -> Self {
        Self {
            resources: HashMap::new(),
        }
    }

    pub fn insert<T: 'static>(&mut self, resource: T) {
        self.resources.insert(TypeId::of::<T>(), Box::new(resource));
    }

    pub fn get<T: 'static>(&self) -> Option<&T> {
        self.resources
            .get(&TypeId::of::<T>())
            .and_then(|resource| resource.downcast_ref::<T>())
    }

    pub fn get_mut<T: 'static>(&mut self) -> Option<&mut T> {
        self.resources
            .get_mut(&TypeId::of::<T>())
            .and_then(|resource| resource.downcast_mut::<T>())
    }

    pub fn remove<T: 'static>(&mut self) -> Option<T> {
        self.resources
            .remove(&TypeId::of::<T>())
            .and_then(|resource| resource.downcast::<T>().ok())
            .map(|boxed| *boxed)
    }

    pub fn contains<T: 'static>(&self) -> bool {
        self.resources.contains_key(&TypeId::of::<T>())
    }
}

impl Default for Resources {
    fn default() -> Self {
        Self::new()
    }
}