wire actor renders; functionality still wip

src/net/torvald/terrarum/gameactors/ActorWithBody.kt

@@ -214,9 +214,13 @@ open class ActorWithBody(renderOrder: RenderOrder, val physProp: PhysProperties)
             (world!!.gravitation.y > 0 && isWalled(hitbox, COLLIDING_BOTTOM) ||
              world!!.gravitation.y < 0 && isWalled(hitbox, COLLIDING_TOP))
         }
-    /** Default to 'true'  */
+    /**
+     * Toggles rendering
+     * Default to 'true'  */
     var isVisible = true
-    /** Default to 'true'  */
+    /**
+     * Toggles the actual update
+     * Default to 'true'  */
     var isUpdate = true
     var isNoSubjectToGrav = false
     var isNoCollideWorld = false
@@ -230,6 +234,11 @@ open class ActorWithBody(renderOrder: RenderOrder, val physProp: PhysProperties)
      */
     var isChronostasis = false
 
+    /**
+     * if set to TRUE, the ingame will not move the actor into the active list
+     */
+    var forceDormant = false
+
     /**
      * Gravitational Constant G. Load from gameworld.
      * [m / s^2]

src/net/torvald/terrarum/gameactors/WireActor.kt

@@ -1,10 +1,44 @@
 package net.torvald.terrarum.gameactors
 
+import net.torvald.terrarum.CommonResourcePool
+import net.torvald.terrarum.TerrarumAppConfiguration.TILE_SIZE
+import net.torvald.terrarum.gameitem.ItemID
+
 /**
  * Created by minjaesong on 2021-07-30.
  */
 class WireActor(id: ActorID) : ActorWithBody(RenderOrder.WIRES, PhysProperties.IMMOBILE) {
+
     init {
-        this.referenceID = id
+        referenceID = id
+        setHitboxDimension(2, 2, 0, 0)
     }
+
+    private var oldWireId = ""
+
+    /**
+     * @param itemID must start with "wire@"
+     */
+    fun setWire(itemID: ItemID, worldX: Int, worldY: Int) {
+        if (oldWireId != itemID) {
+            if (sprite == null) {
+                makeNewSprite(CommonResourcePool.getAsTextureRegionPack(itemID))
+                sprite!!.delays = floatArrayOf(1f,1f)
+                sprite!!.setRowsAndFrames(2, 16)
+            }
+            else sprite!!.setSpriteImage(CommonResourcePool.getAsTextureRegionPack(itemID))
+
+            oldWireId = itemID
+        }
+        setPosition(worldX * TILE_SIZE + 1.0, (worldY + 1.0) * TILE_SIZE - 1.0) // what the fuck?
+        sprite!!.currentRow = 1
+        sprite!!.currentFrame = 15
+    }
+
+    override fun update(delta: Float) {
+        // set autotiling here
+        // hint: manipulate `sprite!!.currentFrame`
+
+    }
+
 }