core/src/ru/deadsoftware/cavedroid/game/model/item/InventoryItem.kt

   1 package ru.deadsoftware.cavedroid.game.model.item
   2
   3 import com.badlogic.gdx.graphics.Color
   4 import com.badlogic.gdx.graphics.g2d.SpriteBatch
   5 import com.badlogic.gdx.graphics.glutils.ShapeRenderer
   6 import ru.deadsoftware.cavedroid.game.GameItemsHolder
   7 import ru.deadsoftware.cavedroid.misc.Assets
   8 import ru.deadsoftware.cavedroid.misc.utils.drawSprite
   9 import ru.deadsoftware.cavedroid.misc.utils.drawString
  10 import ru.deadsoftware.cavedroid.misc.utils.px
  11 import java.io.Serializable
  12
  13 class InventoryItem @JvmOverloads constructor(
  14     val itemKey: String,
  15     var amount: Int = 1,
  16 ) : Serializable {
  17
  18     @Transient
  19     lateinit var item: Item
  20         private set
  21
  22     @JvmOverloads
  23     constructor(_item: Item, amount: Int = 1) : this(_item.params.key, amount) {
  24         item = _item
  25     }
  26
  27     fun init(gameItemsHolder: GameItemsHolder) {
  28         if (this::item.isInitialized) {
  29             return
  30         }
  31         item = gameItemsHolder.getItem(itemKey)
  32     }
  33
  34     @JvmOverloads
  35     fun add(count: Int = 1) {
  36         amount += count
  37     }
  38
  39     @JvmOverloads
  40     fun subtract(count: Int = 1) {
  41         add(-count)
  42     }
  43
  44     @JvmOverloads
  45     fun canBeAdded(count: Int = 1): Boolean {
  46         return amount + count <= item.params.maxStack
  47     }
  48
  49     private fun drawAmountText(spriteBatch: SpriteBatch, text: String,  x: Float, y: Float) {
  50         spriteBatch.drawString(text, x + 1, y + 1, Color.BLACK)
  51         spriteBatch.drawString(text, x, y, Color.WHITE)
  52     }
  53
  54     fun drawSelected(spriteBatch: SpriteBatch, x: Float, y: Float) {
  55         if (item.isNone()) {
  56             return
  57         }
  58
  59         val sprite = item.sprite
  60         val amountString = amount.toString()
  61         spriteBatch.drawSprite(sprite, x - 10f, y - 10f, rotation = 0f, width = 20f, height = 20f)
  62         drawAmountText(
  63             spriteBatch = spriteBatch,
  64             text = amountString,
  65             x = x + 10f - Assets.getStringWidth(amountString) + 1f,
  66             y = y + 10f - Assets.getStringHeight(amountString) + 1f
  67         )
  68     }
  69
  70     fun draw(spriteBatch: SpriteBatch, shapeRenderer: ShapeRenderer, x: Float, y: Float) {
  71         if (item.isNone()) {
  72             return
  73         }
  74
  75         val sprite = item.sprite
  76         spriteBatch.drawSprite(sprite, x, y)
  77
  78         if (amount < 2) {
  79             return
  80         }
  81
  82         if (item.isTool()) {
  83             spriteBatch.end()
  84             shapeRenderer.begin(ShapeRenderer.ShapeType.Filled)
  85             shapeRenderer.color = Color.GREEN
  86             shapeRenderer.rect(
  87                 /* x = */ x,
  88                 /* y = */ y + 1.px - 2,
  89                 /* width = */ 1.px * (amount.toFloat() / item.params.maxStack.toFloat()),
  90                 /* height = */ 2f
  91             )
  92             shapeRenderer.end()
  93             spriteBatch.begin()
  94         } else {
  95             val amountString = amount.toString()
  96             drawAmountText(
  97                 spriteBatch = spriteBatch,
  98                 text = amountString,
  99                 x = x + 1.px - Assets.getStringWidth(amountString),
 100                 y = y + 1.px - Assets.getStringHeight(amountString)
 101             )
 102         }
 103     }
 104
 105 }