asset_preloader refactor

src/asset_preloader/checker.rs

@@ -0,0 +1,50 @@
+use bevy::prelude::{Resource, Asset};
+use crate::asset_preloader::preloader::*;
+use std::any::type_name;
+
+
+#[derive(Resource)]
+pub struct AssetPreloadChecker<T>
+    where T : Asset
+{
+    pub data: Vec<T>,
+    typename: String
+}
+
+pub struct AssetPreloadCheckerBuilder<T>
+    where T: Asset
+{
+    data : AssetPreloadChecker<T>
+}
+
+impl<T: Asset> AssetPreloadChecker<T>{
+    pub(crate) fn build(asset_preload: &mut AssetPreload) -> AssetPreloadCheckerBuilder<T>
+    {
+        let checker = AssetPreloadChecker::new();
+
+        asset_preload.0.insert(checker.typename.clone(), false);
+
+        AssetPreloadCheckerBuilder{
+            data: checker
+        }
+    }
+
+    fn new() -> Self{
+        AssetPreloadChecker
+        {
+            data: Vec::new(),
+            typename: type_name::<T>().to_string()
+        }
+    }
+}
+
+impl<T: Asset> AssetPreloadCheckerBuilder<T>{
+    pub fn finish(self) -> AssetPreloadChecker<T> {
+        self.data
+    }
+
+    pub fn map_vec<'a, F>(&'a mut self, mut f: F)
+        where F: FnMut(&mut Vec<T>) + 'a{
+        f(&mut self.data.data);
+    }
+}

src/asset_preloader/mod.rs

@@ -0,0 +1,15 @@
+use bevy::prelude::*;
+use preloader::*;
+use checker::*;
+
+pub mod preloader;
+pub mod checker;
+
+pub(crate) fn check_preload_status(gl_preloader: Res<AssetPreload>) {
+    todo!();
+}
+
+pub(crate) fn check_loader_status<T>(loader: Res<AssetPreloadChecker<T>>)
+    where T: Asset{
+        todo!();
+}

src/asset_preloader/preloader.rs

@@ -0,0 +1,16 @@
+use std::collections::HashMap;
+use bevy::prelude::Resource;
+
+pub enum AssetPreloadState{
+    Loading,
+    Ready
+}
+
+#[derive(Resource)]
+pub(crate) struct AssetPreload(pub(crate) HashMap<String,bool>);
+
+impl AssetPreload{
+    pub(crate) fn new() -> Self{
+        AssetPreload(HashMap::new())
+    }
+}

src/lib.rs

@@ -13,16 +13,44 @@ pub mod hand;
 pub mod animal;
 pub mod properties;
 pub mod plugins;
+pub mod asset_preloader;
 
-#[derive(Component)]
+/*#[derive(Component)]
 pub struct JustUpdated;
 
 #[derive(Resource)]
 pub struct Systems {
     pub update_hand_dimensions: SystemId
+}*/
+
+pub fn setup(mut commands: Commands,asset_server: Res<AssetServer>) {
+    let hand_img: Handle<Image> = asset_server.load("sprites/hand_9s.png");
+
+    commands.spawn(Camera2d);
+    commands.spawn(
+        (
+            Hand{name: "Rendo".to_string()},
+            Sprite {
+                image: hand_img,
+                image_mode: SpriteImageMode::Sliced(TextureSlicer {
+                    border: BorderRect::square(4.),
+                    center_scale_mode: SliceScaleMode::Stretch,
+                    sides_scale_mode: SliceScaleMode::Stretch,
+                    ..default()
+                }),
+                ..default()
+            },
+            Transform::from_xyz(0., -300., 0.)
+        )
+    );
 }
 
-pub fn setup(
+pub fn setup_board()
+{
+
+}
+
+/*pub fn setup(
     mut commands: Commands,
     asset_server: Res<AssetServer>,
 ) {
@@ -50,12 +78,12 @@ pub fn setup(
 pub fn test_setup_hand(
     mut commands: Commands,
     asset_server: Res<AssetServer>,
-    systems: Res<Systems>,
+    //systems: Res<Systems>,
     query: Single<Entity, With<Hand>>
 ) {
     let hand_id = query.into_inner();
     for _ in 0..4 {
-        create_card(&mut commands, &asset_server, Some(hand_id), &systems);
+        create_card(&mut commands, &asset_server, Some(hand_id));
     }
 }
 
@@ -63,7 +91,7 @@ pub fn create_card(
     commands: &mut Commands,
     asset_server: &Res<AssetServer>,
     hand_entity: Option<Entity>,
-    systems: &Res<Systems>
+    //systems: &Res<Systems>
 ) {
     let mut card = commands.spawn((
         Card,
@@ -74,33 +102,31 @@ pub fn create_card(
     if let Some(hand) = hand_entity {
         card.set_parent(hand);
         commands.entity(hand).insert(JustUpdated);
-        commands.run_system(systems.update_hand_dimensions);
+        //commands.run_system(systems.update_hand_dimensions);
     }
 }
 
-// TODO: replace this const with getting asset dimensions from Assets<Image>
-const CARD_SPRITE_SIZE: Vec2 = Vec2::new(128., 192.);
-
 pub fn update_hand_dimensions(
     mut commands: Commands,
     p_query: Single<(Entity, &mut Sprite, &Children), (Added<JustUpdated>, With<Hand>)>,
     mut c_query: Query<(&mut Transform, &Sprite), (With<Card>, Without<Hand>)>,
+    assets: Res<Assets<Image>>
 ) {
     let mut hand = p_query.into_inner();
-    let size = hand.2.iter().count();
+    let mut counter = 0.;
-    let hor_margin = 8.;
+    let mut hand_total_width = 0.;
-    let ver_margin = 8.;
+    let mut hand_height = 0.;
-    let sprite_size = CARD_SPRITE_SIZE;
+    for &child_id in hand.2.iter() {
-    let hand_total_width = (sprite_size.x + hor_margin) * (size as f32);
-    let hand_height = ver_margin * 2. + sprite_size.y;
-    let hand_offset = (hand_total_width - sprite_size.x - hor_margin) / 2.; 
-
-    for (index, &child_id) in hand.2.iter().enumerate() {
         let Ok(mut child) = c_query.get_mut(child_id) else { continue; };
-        let offset_x = (sprite_size.x + hor_margin) * (index as f32) - hand_offset;
+        let sprite_size = assets.get(child.1.image.id()).unwrap().size_f32();
-        let offset_y = 0.;
+        let hor_margin = Vec2::new(4., 0.);
-        child.0.translation = Vec3::from((Vec2::new(offset_x, offset_y), 1.));
+        let ver_margin = Vec2::new(0., 4.);
+        hand_total_width += sprite_size.x + hor_margin.x;
+        hand_height = sprite_size.y + ver_margin.y * 2.;
+        child.0.translation = Vec3::from((ver_margin + (sprite_size + hor_margin) * counter, 0.));
+        counter += 1.;
     }
     hand.1.custom_size = Some(Vec2::new(hand_total_width, hand_height));
     commands.entity(hand.0).remove::<JustUpdated>();
 }
+*/

src/main.rs

@@ -2,7 +2,7 @@ use bevy::prelude::*;
 
 use evolution_rs::{
     plugins::*,
-    setup, test_setup_hand
+    setup, //test_setup_hand, update_hand_dimensions
 };
 
 
@@ -16,7 +16,9 @@ use evolution_rs::{
 // P.S. оставляю комменты в коде, потому что так надёжнее, чем сообщениями, которые можно потерять
 fn main() {
     App::new()
-        .add_plugins((DefaultPlugins,BasePropertiesPlugin))
+        .add_plugins((DefaultPlugins,BasePropertiesPlugin, asset_preloader::AssetPreloadPlugin))
-        .add_systems(Startup, (setup, test_setup_hand).chain())
+
+        .add_systems(Startup, setup)
+        //.add_systems(PostStartup, (test_setup_hand, update_hand_dimensions).chain())
         .run();
 }

src/plugins/asset_preloader.rs

@@ -0,0 +1,14 @@
+use bevy::prelude::*;
+use crate::asset_preloader::{preloader::AssetPreload,checker::AssetPreloadChecker};
+
+pub struct AssetPreloadPlugin;
+
+impl Plugin for AssetPreloadPlugin {
+    fn build(&self, app: &mut App) {
+        //app.init_resource::<AssetPreloadChecker<Image>>();
+        let mut preload = AssetPreload::new();
+        let image: AssetPreloadChecker<Image> = AssetPreloadChecker::build(&mut preload).finish();
+
+        app.insert_resource(image);
+    }
+}

src/plugins/mod.rs

@@ -2,6 +2,8 @@ use bevy::prelude::{App,Plugin};
 
 use crate::properties::{Property, TestProperty};
 
+pub mod asset_preloader;
+
 pub struct BasePropertiesPlugin;
 
 impl Plugin for BasePropertiesPlugin