added missing code pieces

src/net/torvald/terrarum/tests/UIElemTest.kt

@@ -2,6 +2,7 @@ package net.torvald.terrarum.tests
 
 import com.badlogic.gdx.ApplicationAdapter
 import com.badlogic.gdx.Gdx
+import com.badlogic.gdx.Input
 import com.badlogic.gdx.backends.lwjgl.LwjglApplication
 import com.badlogic.gdx.backends.lwjgl.LwjglApplicationConfiguration
 import com.badlogic.gdx.graphics.Camera
@@ -13,10 +14,7 @@ import com.badlogic.gdx.graphics.glutils.ShaderProgram
 import com.badlogic.gdx.graphics.glutils.ShapeRenderer
 import com.jme3.math.FastMath
 import net.torvald.terrarum.*
-import net.torvald.terrarum.ui.UICanvas
-import net.torvald.terrarum.ui.UIItem
-import net.torvald.terrarum.ui.UIItemTextButton
-import net.torvald.terrarum.ui.UIItemToggleButton
+import net.torvald.terrarum.ui.*
 import kotlin.math.roundToInt
 
 /**
@@ -53,7 +51,12 @@ class UIElemTest : ApplicationAdapter() {
 }
 
 class DummyTogglePane : UICanvas() {
-    private val button1 = UIItemToggleButton(this, 10, 10)
+    private val button1 = UIItemToggleButton(this, 0, 0)
+
+    private val key1 = UIItemConfigKeycap(this, 0, 20, 4, Input.Keys.A)
+    private val key2 = UIItemConfigKeycap(this, 36, 20, 4, Input.Keys.S)
+    private val key3 = UIItemConfigKeycap(this, 36*2, 20, 4, Input.Keys.D)
+    private val key4 = UIItemConfigKeycap(this, 36*3, 20, 4, Input.Keys.F)
 
     override var width = 100
     override var height = 25
@@ -62,21 +65,29 @@ class DummyTogglePane : UICanvas() {
 
     private var timer = 0f
 
+    init {
+        uiItems.add(button1)
+        uiItems.add(key1)
+        uiItems.add(key2)
+        uiItems.add(key3)
+        uiItems.add(key4)
+    }
+
     override fun updateUI(delta: Float) {
         timer += delta
 
-        if (timer >= 1.5f) {
-            timer -= 1.5f
+        if (timer >= 1f) {
+            timer -= 1f
             button1.toggle()
         }
 
-        button1.update(delta)
+        uiItems.forEach { it.update(delta) }
     }
 
     override fun renderUI(batch: SpriteBatch, camera: Camera) {
         batch.inUse {
-            batch.color = Color(0x404040ff)
-            button1.render(batch, camera)
+
+            uiItems.forEach { it.render(batch, camera) }
         }
     }
 

src/net/torvald/terrarum/ui/UIItemConfigKeycap.kt

@@ -5,6 +5,7 @@ import com.badlogic.gdx.graphics.Camera
 import com.badlogic.gdx.graphics.g2d.SpriteBatch
 import net.torvald.terrarum.AppLoader
 import net.torvald.terrarum.CommonResourcePool
+import net.torvald.terrarum.imagefont.TinyAlphNum
 import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
 
 /**
@@ -18,14 +19,14 @@ class UIItemConfigKeycap(
         private val keySize: Int,
 
         private val keycode: Int, // also used to draw key label
-        private var keyItem: Int  // internal index for the key's behaviour, also used to choose appropriate icon
+        private var keyItem: Int? = null  // internal index for the key's behaviour, also used to choose appropriate icon
 ) : UIItem(parent) {
 
     init {
         if (keySize < 3) throw IllegalArgumentException("Key size must be greater than 2 (got $keySize)")
 
         CommonResourcePool.addToLoadingList("ui_item_keymap_keycap") {
-            TextureRegionPack("./assets/graphics/gui/ui_config_keymap_keycap.tga", 4, 32)
+            TextureRegionPack("./assets/graphics/gui/ui_config_keymap_keycap.tga", 8, 32)
         }
         CommonResourcePool.loadAll()
     }
@@ -51,13 +52,17 @@ class UIItemConfigKeycap(
         batch.draw(capTex.get(2, 0), (posX + (keySize - 1) * capTex.tileW).toFloat(), posY.toFloat())
 
         // draw label
-        AppLoader.fontSmallNumbers.draw(batch, KeyDict.keycodeToLabel[keycode]!!, posX + 2f, posY + 2f)
+        TinyAlphNum.draw(batch, KeyDict.keycodeToLabel[keycode]!!, posX + 2f, posY + 2f)
 
         // draw icon
         
 
         super.render(batch, camera)
     }
+
+    override fun dispose() {
+
+    }
 }
 
 
@@ -201,7 +206,7 @@ object KeyDict {
 
     init {
         keyDict.forEach {
-            keycodeToLabel[it[1]] = it[2]
+            keycodeToLabel[it[1] as Int] = it[2] as String
         }
     }