Add top slabs

[cavedroid.git] / core / src / ru / deadsoftware / cavedroid / game / model / item / Item.kt

diff --git a/core/src/ru/deadsoftware/cavedroid/game/model/item/Item.kt b/core/src/ru/deadsoftware/cavedroid/game/model/item/Item.kt
index a479a4f7280c2ad8d5fd936dd78546a01f13bf74..b56f068892af48aebac980418468edc02d51196d 100644 (file)
--- a/core/src/ru/deadsoftware/cavedroid/game/model/item/Item.kt
+++ b/core/src/ru/deadsoftware/cavedroid/game/model/item/Item.kt
@@ -2,6 +2,7 @@ package ru.deadsoftware.cavedroid.game.model.item
 
 import com.badlogic.gdx.graphics.g2d.Sprite
 import ru.deadsoftware.cavedroid.game.model.block.Block
+import ru.deadsoftware.cavedroid.game.model.block.Block as BlockModel
 import kotlin.contracts.ExperimentalContracts
 import kotlin.contracts.contract
 
@@ -19,11 +20,22 @@ sealed class Item {
         return params.key == (other as Item).params.key
     }
 
+    fun isNone(): Boolean {
+        contract { returns(true) implies (this@Item is None) }
+        return this is None
+    }
+    
     fun isPlaceable(): Boolean {
         contract { returns(true) implies (this@Item is Placeable) }
         return this is Placeable
     }
 
+    fun isSlab(): Boolean {
+        contract { returns(true) implies (this@Item is Slab) }
+        return this is Slab
+    }
+
+
     fun isTool(): Boolean {
         contract { returns(true) implies (this@Item is Tool) }
         return this is Tool
@@ -33,6 +45,11 @@ sealed class Item {
         contract { returns(true) implies (this@Item is Placeable) }
         return this is Placeable
     }
+
+    @JvmOverloads
+    fun toInventoryItem(amount: Int = 1): InventoryItem {
+        return InventoryItem(this, amount)
+    }
     
     sealed class Tool : Item() {
         abstract val mobDamageMultiplier: Float
@@ -42,13 +59,31 @@ sealed class Item {
     sealed class Usable : Item() {
         abstract val useActionKey: String
     }
-    
-    data class Placeable(
-        override val params: CommonItemParams,
-        val block: Block
-    ) : Item() {
+
+    sealed class Placeable : Item() {
+        abstract val block: BlockModel
         override val sprite: Sprite get() = block.sprite
     }
+
+    data class None(
+        override val params: CommonItemParams,
+    ): Item() {
+        override val sprite: Sprite
+            get() = throw IllegalAccessException("Trying to get sprite of None")
+    }
+
+    data class Block(
+        override val params: CommonItemParams,
+        override val block: BlockModel
+    ) : Placeable()
+
+    data class Slab(
+        override val params: CommonItemParams,
+        val topPartBlock: BlockModel.Slab,
+        val bottomPartBlock: BlockModel.Slab
+    ) : Placeable() {
+        override val block get() = bottomPartBlock
+    }
     
     data class Sword(
         override val params: CommonItemParams,