game item to load its own image if needed; common resource pool to assist that

src/net/torvald/terrarum/modulebasegame/items/WirePieceSignalWire.kt

@@ -0,0 +1,39 @@
+package net.torvald.terrarum.modulebasegame.items
+
+import com.badlogic.gdx.graphics.g2d.TextureRegion
+import net.torvald.terrarum.AppLoader
+import net.torvald.terrarum.itemproperties.GameItem
+import net.torvald.terrarum.itemproperties.ItemID
+import net.torvald.terrarum.modulebasegame.IngameRenderer
+import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
+
+/**
+ * Created by minjaesong on 2019-03-10.
+ */
+class WirePieceSignalWire(override val originalID: ItemID) : GameItem() {
+
+    override var dynamicID: ItemID = originalID
+    override val originalName = "ITEM_WIRE"
+    override var baseMass = 0.001
+    override var baseToolSize: Double? = null
+    override var stackable = true
+    override var inventoryCategory = Category.WIRE
+    override val isUnique = false
+    override val isDynamic = false
+    override val material = GameItem.NULL_MATERIAL
+    override val itemImage: TextureRegion?
+        get() = (AppLoader.resourcePool["basegame.items16"] as TextureRegionPack).get(1,9)
+
+    init {
+        super.equipPosition = GameItem.EquipPosition.HAND_GRIP
+
+    }
+
+    override fun startPrimaryUse(delta: Float): Boolean {
+        return super.startPrimaryUse(delta)
+    }
+
+    override fun effectWhenEquipped(delta: Float) {
+        IngameRenderer.drawWires = true
+    }
+}