Merge pull request #80 from Trouv/tile_data

Tile data components, logic, and refactors relating to conversion functions and level spawning.

src/components.rs

@@ -121,6 +121,12 @@ impl From<TilePos> for GridCoords {
     }
 }
 
+impl From<GridCoords> for TilePos {
+    fn from(grid_coords: GridCoords) -> Self {
+        TilePos(grid_coords.x as u32, grid_coords.y as u32)
+    }
+}
+
 impl Add<GridCoords> for GridCoords {
     type Output = GridCoords;
     fn add(self, rhs: GridCoords) -> Self::Output {
@@ -173,6 +179,10 @@ impl MulAssign<GridCoords> for GridCoords {
 }
 
 impl GridCoords {
+    pub fn new(x: i32, y: i32) -> GridCoords {
+        GridCoords { x, y }
+    }
+
     /// Creates a [GridCoords] from the entity information available to the
     /// [LdtkEntity::bundle_entity] method.
     ///
@@ -186,6 +196,25 @@ impl GridCoords {
     }
 }
 
+/// [Component] for storing user-defined custom data for a paticular tile in an LDtk tileset
+/// definition.
+///
+/// Automatically inserted on any tiles with metadata.
+#[derive(Clone, Eq, PartialEq, Debug, Default, Hash, Component)]
+pub struct TileMetadata {
+    pub data: String,
+}
+
+/// [Component] for storing user-defined, enum-based tags for a particular tile in an LDtk tileset
+/// definition.
+///
+/// Automatically inserted on any tiles with enum tags.
+#[derive(Clone, Eq, PartialEq, Debug, Default, Hash, Component)]
+pub struct TileEnumTags {
+    pub tags: Vec<String>,
+    pub source_enum_uid: Option<i32>,
+}
+
 #[derive(Clone, Default, Bundle)]
 pub(crate) struct TileGridBundle {
     #[bundle]