MainComponent in kotlin

[cavedroid.git] / core / src / ru / deadsoftware / cavedroid / game / model / block / Block.kt

diff --git a/core/src/ru/deadsoftware/cavedroid/game/model/block/Block.kt b/core/src/ru/deadsoftware/cavedroid/game/model/block/Block.kt
index 76c6ac580c0df1a6604c447e3f1c0e930496f456..fa99bfd91ed2afa2ed63221b23374ba221ad1baa 100644 (file)
--- a/core/src/ru/deadsoftware/cavedroid/game/model/block/Block.kt
+++ b/core/src/ru/deadsoftware/cavedroid/game/model/block/Block.kt
@@ -20,14 +20,14 @@ sealed class Block {
     val spriteWidth: Float get() = 16f - params.spriteMargins.left - params.spriteMargins.right
     val spriteHeight: Float get() = 16f - params.spriteMargins.top - params.spriteMargins.bottom
 
-    private var animation: Array<Sprite>? = null
+    protected var animation: Array<Sprite>? = null
 
     private var _sprite: Sprite? = null
         get() {
             return animation?.get(currentAnimationFrame) ?: field
         }
 
-    val sprite: Sprite
+    open val sprite: Sprite
         get() = requireNotNull(_sprite) { "null sprite for block '${params.key}'" }
 
     private val currentAnimationFrame: Int
@@ -111,6 +111,21 @@ sealed class Block {
         return this is Slab
     }
 
+    fun isContainer(): Boolean {
+        contract { returns(true) implies (this@Block is Container) }
+        return this is Container
+    }
+
+    fun isFurnace(): Boolean {
+        contract { returns(true) implies (this@Block is Furnace) }
+        return this is Furnace
+    }
+
+    fun isChest(): Boolean {
+        contract { returns(true) implies (this@Block is Chest) }
+        return this is Chest
+    }
+
     fun isNone(): Boolean {
         contract { returns(true) implies (this@Block is None) }
         return this is None
@@ -125,6 +140,8 @@ sealed class Block {
         )
     }
 
+    sealed class Container() : Block()
+
     data class None(
         override val params: CommonBlockParams
     ) : Block()
@@ -133,6 +150,41 @@ sealed class Block {
         override val params: CommonBlockParams,
     ) : Block()
 
+    data class Furnace(
+        override val params: CommonBlockParams,
+    ): Container() {
+
+        override val sprite: Sprite
+            get() = getSprite(false)
+
+        private fun getSprite(isActive: Boolean): Sprite {
+            return animation?.let { animation ->
+                if (isActive) {
+                    animation[1]
+                } else {
+                    animation[0]
+                }
+            } ?: sprite
+        }
+
+        fun draw(spriter: SpriteBatch, x: Float, y: Float, isActive: Boolean) {
+            getSprite(isActive).apply {
+                setBounds(
+                    /* x = */ x + params.spriteMargins.left,
+                    /* y = */ y + params.spriteMargins.top,
+                    /* width = */ spriteWidth,
+                    /* height = */ spriteHeight
+                )
+                draw(spriter)
+            }
+        }
+
+    }
+
+    data class Chest(
+        override val params: CommonBlockParams
+    ): Container()
+
     data class Slab(
         override val params: CommonBlockParams,
         val fullBlockKey: String,