improve debug maps, add usable camera scrolling

src/demo/level.rs

@@ -75,24 +75,29 @@ fn pan_camera(
     mut pan: ResMut<PanLevel>,
     mouse_buttons: Res<ButtonInput<MouseButton>>,
     mouse_motion: Res<AccumulatedMouseMotion>,
-) {
+    mut camera: Query<&mut Transform, With<Camera>>,
+) -> Result {
     let delta = mouse_motion.delta;
 
     if mouse_buttons.pressed(MouseButton::Middle) {
         pan.offset += delta;
-        info!("pan offset: {}", pan.offset);
+        let mut gino = camera.single_mut()?;
+        gino.translation += Vec3::new(-delta.x, delta.y, 0.0) / 5.0;
     }
+    Ok(())
 }
 
 fn translate_grid_coords_entities(
     mut grid_coords_entities: Query<(&mut Transform, &GridCoords), Changed<GridCoords>>,
     pan: Res<PanLevel>,
 ) {
+    // TODO: what is this used for? Why it doesn't work for a moving Player?
     for (mut transform, grid_coords) in grid_coords_entities.iter_mut() {
-        transform.translation = (
-            //pan.offset +
-            bevy_ecs_ldtk::utils::grid_coords_to_translation(*grid_coords, IVec2::splat(GRID_SIZE))
-        )
+        // info!("translated pan offset: {}", pan.offset);
+        transform.translation = (bevy_ecs_ldtk::utils::grid_coords_to_translation(
+            *grid_coords,
+            IVec2::splat(GRID_SIZE),
+        ))
         .extend(transform.translation.z);
     }
 }
@@ -131,21 +136,15 @@ impl TryFrom<&str> for Direction {
 pub fn convert_neighbors(
     neighbors: &[NeighbourLevel],
 ) -> Result<HashMap<Direction, LevelIid>, &'static str> {
-    info!("got neighbors: {:?}", neighbors);
-    let gino = neighbors
+    let neighbours = neighbors
         .iter()
-        // .map(|neighbor| {
-        //     let direction = Direction::try_from(neighbor.dir.as_str())?;
-        //     Ok((direction, LevelIid::from(neighbor.level_iid.clone())))
-        // })
         .filter_map(|neighbor| {
             Direction::try_from(neighbor.dir.as_str())
                 .ok()
-                .map(|dir| (dir, LevelIid::from(neighbor.level_iid.clone())))
+                .map(|dir| (dir, LevelIid::new(neighbor.level_iid.clone())))
         })
         .collect();
-    info!("converted to: {:?}", gino);
-    Ok(gino)
+    Ok(neighbours)
 }
 
 #[derive(Debug, Default, Resource, Reflect)]
@@ -158,12 +157,15 @@ pub struct LevelWalls {
 }
 
 impl LevelWalls {
-    pub fn in_wall(&self, grid_coords: &GridCoords) -> bool {
+    pub fn leave_level(&self, grid_coords: &GridCoords) -> bool {
         grid_coords.x < 0
             || grid_coords.y < 0
             || grid_coords.x >= self.level_width
             || grid_coords.y >= self.level_height
-            || self.wall_locations.contains(grid_coords)
+    }
+
+    pub fn in_wall(&self, grid_coords: &GridCoords) -> bool {
+        self.wall_locations.contains(grid_coords)
     }
 
     pub fn debug_collisions(&self, player_pos: &GridCoords) {
@@ -182,7 +184,7 @@ impl LevelWalls {
                     print!("_");
                 }
             }
-            println!();
+            println!(" [y: {y:02}]");
         }
     }
 }
@@ -294,7 +296,7 @@ fn cache_wall_locations(
                         info!("Trying to format it");
                         // FIXME: a .rev() here? It doesn't look necessary from what gets printed
                         // remember to fix the supposed "map dragging" too
-                        for y in (0..(level.px_hei / GRID_SIZE)).rev() {
+                        for y in (0..(level.px_hei / GRID_SIZE)) {
                             for x in (0..(level.px_wid / GRID_SIZE)) {
                                 let index = (y * level.px_wid / GRID_SIZE + x) as usize;
                                 if let Some(value) = field.int_grid_csv.get(index) {
@@ -306,7 +308,7 @@ fn cache_wall_locations(
                                     }
                                 }
                             }
-                            println!();
+                            println!(" [y: {y:02}]");
                         }
                     }
                 });