2 files changed, 41 insertions, 3 deletions

diff --git a/engine/src/camera.rs b/engine/src/camera.rs
index 6b07769..1eb1246 100644
--- a/engine/src/camera.rs
+++ b/engine/src/camera.rs
@@ -27,3 +27,18 @@ impl Default for Camera
 /// Marker component for cameras that are active.
 #[derive(Debug, Default, Clone, Copy, Component)]
 pub struct Active;
+
+/// Cameras that can be controlled have this component.
+#[derive(Debug, Clone, Copy, Component)]
+pub struct Controllable
+{
+    pub control_enabled: bool,
+}
+
+impl Default for Controllable
+{
+    fn default() -> Self
+    {
+        Self { control_enabled: true }
+    }
+}
diff --git a/engine/src/camera/fly.rs b/engine/src/camera/fly.rs
index a6b336c..589ba8a 100644
--- a/engine/src/camera/fly.rs
+++ b/engine/src/camera/fly.rs
@@ -1,8 +1,10 @@
 use crate::builder;
-use crate::camera::{Active as ActiveCamera, Camera};
+use crate::camera::{Active as ActiveCamera, Camera, Controllable as ControllableCamera};
 use crate::delta_time::DeltaTime;
+use crate::ecs::actions::Actions;
 use crate::ecs::component::local::Local;
 use crate::ecs::phase::UPDATE as UPDATE_PHASE;
+use crate::ecs::query::term::With;
 use crate::ecs::sole::Single;
 use crate::ecs::system::initializable::Initializable;
 use crate::ecs::system::Into;
@@ -71,14 +73,35 @@ pub struct Options
 }
 
 fn update(
-    camera_query: Query<(&mut Camera, &mut WorldPosition, &mut Fly, &ActiveCamera)>,
+    camera_query: Query<
+        (
+            &mut Camera,
+            &mut WorldPosition,
+            &mut Fly,
+            Option<&ControllableCamera>,
+        ),
+        (With<ActiveCamera>,),
+    >,
     keyboard: Single<Keyboard>,
     mouse: Single<Mouse>,
     delta_time: Single<DeltaTime>,
     options: Local<Options>,
+    mut actions: Actions,
 )
 {
-    for (mut camera, mut camera_world_pos, mut fly_camera, _) in &camera_query {
+    for (
+        camera_ent_id,
+        (mut camera, mut camera_world_pos, mut fly_camera, controllable_camera),
+    ) in camera_query.iter_with_euids()
+    {
+        if let Some(controllable_camera) = controllable_camera {
+            if !controllable_camera.control_enabled {
+                continue;
+            }
+        } else {
+            actions.add_components(camera_ent_id, (ControllableCamera::default(),));
+        }
+
         let delta_time = delta_time.duration;
 
         if mouse.curr_tick_position_delta != (Vec2 { x: 0.0, y: 0.0 }) {