added second layer for start of pause menu stuff

Cargo.lock

@@ -1074,6 +1074,18 @@ dependencies = [
  "tracing",
 ]
 
+[[package]]
+name = "bevy_prototype_lyon"
+version = "0.15.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eb09bb9cadacae3238d1bdc856b71a164a17f93e1e94db62011dd969dacbe75b"
+dependencies = [
+ "bevy",
+ "lyon_algorithms",
+ "lyon_tessellation",
+ "svgtypes",
+]
+
 [[package]]
 name = "bevy_ptr"
 version = "0.17.3"
@@ -1310,7 +1322,10 @@ name = "bevy_stock_photo"
 version = "0.1.0"
 dependencies = [
  "bevy",
+ "bevy_prototype_lyon",
+ "enumset",
  "rand",
+ "serde",
 ]
 
 [[package]]
@@ -2013,6 +2028,40 @@ version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f27ae1dd37df86211c42e150270f82743308803d90a6f6e6651cd730d5e1732f"
 
+[[package]]
+name = "darling"
+version = "0.21.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9cdf337090841a411e2a7f3deb9187445851f91b309c0c0a29e05f74a00a48c0"
+dependencies = [
+ "darling_core",
+ "darling_macro",
+]
+
+[[package]]
+name = "darling_core"
+version = "0.21.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1247195ecd7e3c85f83c8d2a366e4210d588e802133e1e355180a9870b517ea4"
+dependencies = [
+ "fnv",
+ "ident_case",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "darling_macro"
+version = "0.21.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d38308df82d1080de0afee5d069fa14b0326a88c14f15c5ccda35b4a6c414c81"
+dependencies = [
+ "darling_core",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "dasp_sample"
 version = "0.11.0"
@@ -2146,6 +2195,27 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "enumset"
+version = "1.1.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "25b07a8dfbbbfc0064c0a6bdf9edcf966de6b1c33ce344bdeca3b41615452634"
+dependencies = [
+ "enumset_derive",
+]
+
+[[package]]
+name = "enumset_derive"
+version = "0.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f43e744e4ea338060faee68ed933e46e722fb7f3617e722a5772d7e856d8b3ce"
+dependencies = [
+ "darling",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "equivalent"
 version = "1.0.2"
@@ -2240,6 +2310,12 @@ dependencies = [
  "miniz_oxide",
 ]
 
+[[package]]
+name = "float_next_after"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8bf7cc16383c4b8d58b9905a8509f02926ce3058053c056376248d958c9df1e8"
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -2637,6 +2713,12 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dfa686283ad6dd069f105e5ab091b04c62850d3e4cf5d67debad1933f55023df"
 
+[[package]]
+name = "ident_case"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
+
 [[package]]
 name = "image"
 version = "0.25.9"
@@ -2799,6 +2881,17 @@ dependencies = [
  "bitflags 2.10.0",
 ]
 
+[[package]]
+name = "kurbo"
+version = "0.11.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c62026ae44756f8a599ba21140f350303d4f08dcdcc71b5ad9c9bb8128c13c62"
+dependencies = [
+ "arrayvec",
+ "euclid",
+ "smallvec",
+]
+
 [[package]]
 name = "lazy_static"
 version = "1.5.0"
@@ -2892,6 +2985,48 @@ version = "0.4.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5e5032e24019045c762d3c0f28f5b6b8bbf38563a65908389bf7978758920897"
 
+[[package]]
+name = "lyon_algorithms"
+version = "1.0.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f4c0829e28c4f336396f250d850c3987e16ce6db057ffe047ce0dd54aab6b647"
+dependencies = [
+ "lyon_path",
+ "num-traits",
+]
+
+[[package]]
+name = "lyon_geom"
+version = "1.0.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e260b6de923e6e47adfedf6243013a7a874684165a6a277594ee3906021b2343"
+dependencies = [
+ "arrayvec",
+ "euclid",
+ "num-traits",
+]
+
+[[package]]
+name = "lyon_path"
+version = "1.0.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1aeca86bcfd632a15984ba029b539ffb811e0a70bf55e814ef8b0f54f506fdeb"
+dependencies = [
+ "lyon_geom",
+ "num-traits",
+]
+
+[[package]]
+name = "lyon_tessellation"
+version = "1.0.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f3f586142e1280335b1bc89539f7c97dd80f08fc43e9ab1b74ef0a42b04aa353"
+dependencies = [
+ "float_next_after",
+ "lyon_path",
+ "num-traits",
+]
+
 [[package]]
 name = "mach2"
 version = "0.4.3"
@@ -4058,6 +4193,12 @@ version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d66dc143e6b11c1eddc06d5c423cfc97062865baf299914ab64caa38182078fe"
 
+[[package]]
+name = "siphasher"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "56199f7ddabf13fe5074ce809e7d3f42b42ae711800501b5b16ea82ad029c39d"
+
 [[package]]
 name = "skrifa"
 version = "0.37.0"
@@ -4174,6 +4315,16 @@ version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0193cc4331cfd2f3d2011ef287590868599a2f33c3e69bc22c1a3d3acf9e02fb"
 
+[[package]]
+name = "svgtypes"
+version = "0.15.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "68c7541fff44b35860c1a7a47a7cadf3e4a304c457b58f9870d9706ece028afc"
+dependencies = [
+ "kurbo",
+ "siphasher",
+]
+
 [[package]]
 name = "swash"
 version = "0.2.6"

Cargo.toml

@@ -5,4 +5,7 @@ edition = "2024"
 
 [dependencies]
 bevy = "0.17.3"
+bevy_prototype_lyon = "0.15.0"
+enumset = "1.1.10"
 rand = "0.9.2"
+serde = { version = "1.0.228", features = ["derive"] }

src/gameplay/mod.rs

@@ -0,0 +1,2 @@
+pub mod navi;
+pub mod pause;

src/gameplay/navi.rs

@@ -0,0 +1,135 @@
+use bevy::{
+    camera::visibility::RenderLayers, post_process::bloom::Bloom, prelude::*, sprite::Anchor,
+};
+use rand::Rng;
+
+use crate::{
+    GameState, PauseState,
+    utils::input::{GameInputPlugin, InputButton, InputPressStatus},
+};
+
+const PLAYER_SPEED: f32 = 100.;
+
+pub struct NaviGameplayPlugin;
+
+impl Plugin for NaviGameplayPlugin {
+    fn build(&self, app: &mut App) {
+        app.add_systems(Startup, (setup_scene, spawn_bus, spawn_enemy))
+            .add_systems(
+                Update,
+                (
+                    move_player
+                        .run_if(in_state(GameState::Navi).and(in_state(PauseState::Running))),
+                    follow_player,
+                ),
+            );
+    }
+}
+#[derive(Component)]
+pub struct PlayerVWBus;
+
+#[derive(Component)]
+#[require(Camera2d)]
+struct MainCamera;
+
+pub fn setup_scene(
+    mut commands: Commands,
+    mut meshes: ResMut<Assets<Mesh>>,
+    mut materials: ResMut<Assets<ColorMaterial>>,
+) {
+    commands.spawn((
+        Mesh2d(meshes.add(Rectangle::new(1000., 70.))),
+        MeshMaterial2d(materials.add(Color::srgb(0.2, 0.2, 0.3))),
+    ));
+
+    commands.spawn((
+        MainCamera,
+        Camera {
+            order: 1,
+            // clear_color: ClearColorConfig::None,
+            ..default()
+        },
+        Bloom::NATURAL,
+        RenderLayers::layer(0),
+    ));
+}
+
+pub fn spawn_bus(mut commands: Commands, asset_server: Res<AssetServer>) {
+    let texture = asset_server.load("bus/basicbus.png");
+    commands.spawn((
+        PlayerVWBus,
+        Sprite {
+            image: texture,
+            custom_size: Some(Vec2::new(192., 133.)),
+            ..default()
+        },
+        Transform::from_xyz(2., 0., 3.),
+        Anchor::CENTER,
+    ));
+}
+
+pub fn spawn_enemy(
+    mut commands: Commands,
+    mut meshes: ResMut<Assets<Mesh>>,
+    mut materials: ResMut<Assets<ColorMaterial>>,
+) {
+    let mut rng = rand::rng();
+    for _ in 0..10 {
+        commands.spawn((
+            Mesh2d(meshes.add(Circle::new(10.))),
+            MeshMaterial2d(materials.add(Color::srgb(1.1, 0.2, 0.3))),
+            Transform::from_xyz(
+                rng.random_range(-600..600) as f32,
+                rng.random_range(-600..600) as f32,
+                1.,
+            ),
+        ));
+    }
+}
+
+pub fn move_player(
+    mut player: Single<&mut Transform, With<PlayerVWBus>>,
+    mut player_sprite: Single<&mut Sprite, With<PlayerVWBus>>,
+    time: Res<Time>,
+    buttons_pressed: Res<InputPressStatus>,
+) {
+    let mut direction = Vec2::ZERO;
+
+    if buttons_pressed.contains(InputButton::Up) {
+        direction.y += 1.;
+    }
+
+    if buttons_pressed.contains(InputButton::Down) {
+        direction.y -= 1.;
+    }
+
+    if buttons_pressed.contains(InputButton::Left) {
+        direction.x -= 1.;
+    }
+
+    if buttons_pressed.contains(InputButton::Right) {
+        direction.x += 1.;
+    }
+
+    let move_delta = direction.normalize_or_zero() * PLAYER_SPEED * time.delta_secs();
+    player.translation += move_delta.extend(0.);
+
+    if direction.x > 0. {
+        player_sprite.flip_x = true;
+    } else if direction.x < 0. {
+        player_sprite.flip_x = false;
+    }
+}
+
+fn follow_player(
+    mut camera: Single<&mut Transform, (With<MainCamera>, Without<PlayerVWBus>)>,
+    player: Single<&Transform, (With<PlayerVWBus>, Without<MainCamera>)>,
+    time: Res<Time>,
+) {
+    let Vec3 { x, y, .. } = player.translation;
+    let direction = Vec3::new(x, y, camera.translation.z);
+
+    camera
+        .translation
+        .smooth_nudge(&direction, 10., time.delta_secs());
+}

src/gameplay/pause.rs

@@ -0,0 +1,115 @@
+use bevy::{
+    camera::visibility::RenderLayers, post_process::bloom::Bloom, prelude::*, sprite::Anchor,
+};
+
+use crate::{
+    GameState, PauseState,
+    utils::input::{GameInputPlugin, InputButton, InputMessage, InputPressStatus},
+};
+
+const COLOR_BG: Color = Color::srgba_u8(249, 226, 156, 255);
+const COLOR_HL1: Color = Color::srgba_u8(187, 241, 241, 255);
+const COLOR_HL2: Color = Color::srgba_u8(192, 149, 145, 255);
+
+pub struct PausePlugin;
+
+impl Plugin for PausePlugin {
+    fn build(&self, app: &mut App) {
+        app.add_systems(Startup, setup_pause).add_systems(
+            Update,
+            (
+                listen_for_pause.run_if(in_state(PauseState::Running)),
+                listen_for_unpause.run_if(in_state(PauseState::Paused)),
+                animate_in.run_if(in_state(PauseState::AnimatingIntoPause)),
+                animate_out.run_if(in_state(PauseState::AnimatingOutOfPause)),
+            ),
+        );
+    }
+}
+
+#[derive(Component)]
+pub struct PauseMenuRoot;
+
+#[derive(Component)]
+#[require(Camera2d)]
+struct PauseCamera;
+
+fn setup_pause(
+    mut commands: Commands,
+    assets: Res<AssetServer>,
+    mut meshes: ResMut<Assets<Mesh>>,
+    mut materials: ResMut<Assets<ColorMaterial>>,
+) {
+    commands.spawn((
+        PauseCamera,
+        Camera {
+            order: 3,
+            clear_color: ClearColorConfig::None,
+
+            ..default()
+        },
+        // Bloom::NATURAL,
+        RenderLayers::layer(3),
+    ));
+    commands.spawn((
+        Mesh2d(meshes.add(Triangle2d::new(
+            Vec2::new(-100., -100.),
+            Vec2::new(-100., 100.),
+            Vec2::new(-100., 100.),
+        ))),
+        MeshMaterial2d(materials.add(Color::srgb(0.2, 0.2, 0.3))),
+        RenderLayers::layer(3),
+    ));
+    commands.spawn((
+        Node {
+            position_type: PositionType::Absolute,
+            width: percent(80),
+            height: percent(80),
+            align_items: AlignItems::Center,
+            justify_content: JustifyContent::Center,
+            ..default()
+        },
+        UiTransform::from_translation(Val2::px(0., 0.)),
+        BackgroundColor(COLOR_BG),
+        Visibility::Visible,
+        PauseMenuRoot,
+    ));
+}
+
+fn listen_for_pause(
+    mut next: ResMut<NextState<PauseState>>,
+    mut btn_msgs: MessageReader<InputMessage>,
+) {
+    for btn_msg in btn_msgs.read() {
+        if btn_msg.just_pressed(InputButton::Pause) {
+            next.set(PauseState::AnimatingIntoPause);
+        }
+    }
+}
+
+fn listen_for_unpause(
+    mut next: ResMut<NextState<PauseState>>,
+    mut btn_msgs: MessageReader<InputMessage>,
+) {
+    for btn_msg in btn_msgs.read() {
+        if btn_msg.just_pressed(InputButton::Pause) {
+            next.set(PauseState::AnimatingOutOfPause);
+        }
+    }
+}
+
+fn animate_in(
+    mut menu_visibility: Single<&mut Visibility, With<PauseMenuRoot>>,
+    mut next_state: ResMut<NextState<PauseState>>,
+) {
+    **menu_visibility = Visibility::Visible;
+    next_state.set(PauseState::Paused);
+}
+
+fn animate_out(
+    mut menu_visibility: Single<&mut Visibility, With<PauseMenuRoot>>,
+    mut next_state: ResMut<NextState<PauseState>>,
+) {
+    **menu_visibility = Visibility::Hidden;
+    next_state.set(PauseState::Running);
+}

src/main.rs

@@ -1,109 +1,40 @@
 use bevy::{post_process::bloom::Bloom, prelude::*, sprite::Anchor};
-use rand::Rng;
 
-#[derive(Component)]
-pub struct PlayerVWBus;
+use crate::{
+    gameplay::{navi::NaviGameplayPlugin, pause::PausePlugin},
+    utils::input::{GameInputPlugin, InputButton, InputPressStatus},
+};
 
-const PLAYER_SPEED: f32 = 100.;
+mod gameplay;
+mod utils;
+
+#[derive(States, Default, Debug, Clone, PartialEq, Eq, Hash)]
+pub enum GameState {
+    #[default]
+    Navi,
+    Combat,
+    MainMenu,
+}
+
+#[derive(States, Default, Debug, Clone, PartialEq, Eq, Hash)]
+pub enum PauseState {
+    #[default]
+    Running,
+    Paused,
+    AnimatingIntoPause,
+    AnimatingOutOfPause,
+}
 
 fn main() {
     println!("Hello, world!");
     App::new()
-        .add_plugins(DefaultPlugins)
-        .add_systems(Startup, (setup_scene, spawn_bus, spawn_enemy))
-        .add_systems(Update, (move_player, follow_player))
+        .add_plugins((
+            DefaultPlugins,
+            GameInputPlugin,
+            NaviGameplayPlugin,
+            PausePlugin,
+        ))
+        .init_state::<GameState>()
+        .init_state::<PauseState>()
         .run();
 }
-
-fn setup_scene(
-    mut commands: Commands,
-    mut meshes: ResMut<Assets<Mesh>>,
-    mut materials: ResMut<Assets<ColorMaterial>>,
-) {
-    commands.spawn((
-        Mesh2d(meshes.add(Rectangle::new(1000., 70.))),
-        MeshMaterial2d(materials.add(Color::srgb(0.2, 0.2, 0.3))),
-    ));
-
-    commands.spawn((Camera2d, Bloom::NATURAL));
-}
-
-fn spawn_bus(mut commands: Commands, asset_server: Res<AssetServer>) {
-    let texture = asset_server.load("bus/basicbus.png");
-    commands.spawn((
-        PlayerVWBus,
-        Sprite {
-            image: texture,
-            custom_size: Some(Vec2::new(192., 133.)),
-            ..default()
-        },
-        Transform::from_xyz(2., 0., 3.),
-        Anchor::CENTER,
-    ));
-}
-
-fn spawn_enemy(
-    mut commands: Commands,
-    mut meshes: ResMut<Assets<Mesh>>,
-    mut materials: ResMut<Assets<ColorMaterial>>,
-) {
-    let mut rng = rand::rng();
-    for _ in 0..10 {
-        commands.spawn((
-            Mesh2d(meshes.add(Circle::new(10.))),
-            MeshMaterial2d(materials.add(Color::srgb(1.1, 0.2, 0.3))),
-            Transform::from_xyz(
-                rng.random_range(-600..600) as f32,
-                rng.random_range(-600..600) as f32,
-                1.,
-            ),
-        ));
-    }
-}
-
-fn move_player(
-    mut player: Single<&mut Transform, With<PlayerVWBus>>,
-    mut player_sprite: Single<&mut Sprite, With<PlayerVWBus>>,
-    time: Res<Time>,
-    kb_input: Res<ButtonInput<KeyCode>>,
-) {
-    let mut direction = Vec2::ZERO;
-
-    if kb_input.pressed(KeyCode::KeyW) {
-        direction.y += 1.;
-    }
-
-    if kb_input.pressed(KeyCode::KeyS) {
-        direction.y -= 1.;
-    }
-
-    if kb_input.pressed(KeyCode::KeyA) {
-        direction.x -= 1.;
-    }
-
-    if kb_input.pressed(KeyCode::KeyD) {
-        direction.x += 1.;
-    }
-
-    let move_delta = direction.normalize_or_zero() * PLAYER_SPEED * time.delta_secs();
-    player.translation += move_delta.extend(0.);
-
-    if direction.x > 0. {
-        player_sprite.flip_x = true;
-    } else if direction.x < 0. {
-        player_sprite.flip_x = false;
-    }
-}
-
-fn follow_player(
-    mut camera: Single<&mut Transform, (With<Camera2d>, Without<PlayerVWBus>)>,
-    player: Single<&Transform, (With<PlayerVWBus>, Without<Camera2d>)>,
-    time: Res<Time>,
-) {
-    let Vec3 { x, y, .. } = player.translation;
-    let direction = Vec3::new(x, y, camera.translation.z);
-
-    camera
-        .translation
-        .smooth_nudge(&direction, 10., time.delta_secs());
-}

src/utils/input.rs

@@ -0,0 +1,94 @@
+use bevy::prelude::*;
+use enumset::{EnumSet, EnumSetType};
+
+pub struct GameInputPlugin;
+
+impl Plugin for GameInputPlugin {
+    fn build(&self, app: &mut App) {
+        app.insert_resource(InputPressStatus::default())
+            .add_message::<InputMessage>()
+            .add_systems(Update, (process_input, input_debug_logger));
+    }
+}
+
+fn process_input(
+    kb_input: Res<ButtonInput<KeyCode>>,
+    mut ev_input: MessageWriter<InputMessage>,
+    mut pressed: ResMut<InputPressStatus>,
+) {
+    for m in DEFAULT_KEY_MAP {
+        if kb_input.just_pressed(m.key) {
+            ev_input.write(InputMessage::new(m.button, InputAction::Pressed));
+            pressed.insert(m.button);
+        }
+        if kb_input.just_released(m.key) {
+            ev_input.write(InputMessage::new(m.button, InputAction::Released));
+            pressed.remove(m.button);
+        }
+    }
+}
+
+#[derive(EnumSetType, Debug)]
+pub enum InputButton {
+    Up,
+    Down,
+    Left,
+    Right,
+    Select,
+    Back,
+    Pause,
+}
+
+#[derive(PartialEq, Debug)]
+pub enum InputAction {
+    Pressed,
+    Released,
+}
+
+#[derive(Message, Debug)]
+pub struct InputMessage {
+    button: InputButton,
+    action: InputAction,
+}
+
+#[derive(Default, Clone, Copy, PartialEq, Eq, Hash, Resource, Deref, DerefMut)]
+pub struct InputPressStatus(EnumSet<InputButton>);
+
+pub struct KeyboardMapping {
+    key: KeyCode,
+    button: InputButton,
+}
+
+const DEFAULT_KEY_MAP: [KeyboardMapping; 8] = [
+    KeyboardMapping::new(KeyCode::KeyW, InputButton::Up),
+    KeyboardMapping::new(KeyCode::ArrowUp, InputButton::Up),
+    KeyboardMapping::new(KeyCode::KeyA, InputButton::Left),
+    KeyboardMapping::new(KeyCode::KeyS, InputButton::Down),
+    KeyboardMapping::new(KeyCode::KeyD, InputButton::Right),
+    KeyboardMapping::new(KeyCode::KeyI, InputButton::Select),
+    KeyboardMapping::new(KeyCode::KeyO, InputButton::Back),
+    KeyboardMapping::new(KeyCode::Escape, InputButton::Pause),
+];
+
+impl InputMessage {
+    pub fn new(button: InputButton, action: InputAction) -> Self {
+        Self { button, action }
+    }
+
+    #[inline(always)]
+    pub fn just_pressed(&self, button: InputButton) -> bool {
+        self.button == button && self.action == InputAction::Pressed
+    }
+}
+
+impl KeyboardMapping {
+    pub const fn new(key: KeyCode, button: InputButton) -> Self {
+        Self { key, button }
+    }
+}
+
+fn input_debug_logger(mut input_reader: MessageReader<InputMessage>) {
+    for msg in input_reader.read() {
+        info!("Input Event: {:?}", msg);
+    }
+}

src/utils/mod.rs

@@ -0,0 +1 @@
+pub mod input;