Git repositories - cavedroid.git/blob

   1 package ru.fredboy.cavedroid.ux.controls.input.handler.mouse
   2
   3 import com.badlogic.gdx.math.MathUtils
   4 import ru.fredboy.cavedroid.common.di.GameScope
   5 import ru.fredboy.cavedroid.domain.assets.usecase.GetTextureRegionByNameUseCase
   6 import ru.fredboy.cavedroid.domain.configuration.repository.GameConfigurationRepository
   7 import ru.fredboy.cavedroid.domain.items.repository.ItemsRepository
   8 import ru.fredboy.cavedroid.game.window.GameWindowType
   9 import ru.fredboy.cavedroid.game.window.GameWindowsManager
  10 import ru.fredboy.cavedroid.game.window.inventory.CreativeInventoryWindow
  11 import ru.fredboy.cavedroid.ux.controls.input.IMouseInputHandler
  12 import ru.fredboy.cavedroid.ux.controls.input.action.MouseInputAction
  13 import ru.fredboy.cavedroid.ux.controls.input.action.keys.MouseInputActionKey
  14 import ru.fredboy.cavedroid.ux.controls.input.annotation.BindMouseInputHandler
  15 import ru.fredboy.cavedroid.ux.controls.input.isInsideWindow
  16 import javax.inject.Inject
  17 import kotlin.math.abs
  18
  19 @GameScope
  20 @BindMouseInputHandler
  21 class CreativeInventoryScrollMouseInputHandler @Inject constructor(
  22     private val gameConfigurationRepository: GameConfigurationRepository,
  23     private val gameWindowsManager: GameWindowsManager,
  24     private val itemsRepository: ItemsRepository,
  25     private val textureRegions: GetTextureRegionByNameUseCase,
  26 ) : IMouseInputHandler {
  27
  28     private val creativeInventoryTexture get() = requireNotNull(textureRegions["creative"])
  29
  30     private var dragStartY = 0f
  31
  32     override fun checkConditions(action: MouseInputAction): Boolean {
  33         return gameWindowsManager.currentWindowType == GameWindowType.CREATIVE_INVENTORY &&
  34                 (gameWindowsManager.isDragging || isInsideWindow(action, creativeInventoryTexture)) &&
  35                 (checkStartDragConditions(action) || checkEndDragConditions(action) ||
  36                         checkDragConditions(action) || action.actionKey is MouseInputActionKey.Scroll)
  37
  38     }
  39
  40     private fun checkStartDragConditions(action: MouseInputAction): Boolean {
  41         return (action.actionKey is MouseInputActionKey.Screen) &&
  42                 !action.actionKey.touchUp && !gameWindowsManager.isDragging
  43     }
  44
  45     private fun checkEndDragConditions(action: MouseInputAction): Boolean {
  46         return action.actionKey is MouseInputActionKey.Screen &&
  47                 action.actionKey.touchUp && gameWindowsManager.isDragging
  48     }
  49
  50     private fun checkDragConditions(action: MouseInputAction): Boolean {
  51         return gameConfigurationRepository.isTouch() && action.actionKey is MouseInputActionKey.Dragged &&
  52                 abs(action.screenY - dragStartY) >= DRAG_SENSITIVITY
  53     }
  54
  55     private fun clampScrollAmount() {
  56         gameWindowsManager.creativeScrollAmount =
  57             MathUtils.clamp(
  58                 /* value = */ gameWindowsManager.creativeScrollAmount,
  59                 /* min = */ 0,
  60                 /* max = */ (gameWindowsManager.currentWindow as CreativeInventoryWindow).getMaxScroll(itemsRepository)
  61             )
  62     }
  63
  64     private fun handleStartOrEndDrag(action: MouseInputAction) {
  65         if (gameWindowsManager.isDragging) {
  66             gameWindowsManager.isDragging = false
  67         } else {
  68             dragStartY = action.screenY
  69         }
  70     }
  71
  72     private fun handleDrag(action: MouseInputAction) {
  73         gameWindowsManager.isDragging = true
  74         gameWindowsManager.creativeScrollAmount += ((dragStartY - action.screenY) / DRAG_SENSITIVITY).toInt()
  75         clampScrollAmount()
  76         dragStartY = action.screenY
  77     }
  78
  79     private fun handleScroll(action: MouseInputAction) {
  80         gameWindowsManager.creativeScrollAmount += (action.actionKey as MouseInputActionKey.Scroll).amountY.toInt()
  81         clampScrollAmount()
  82     }
  83
  84     override fun handle(action: MouseInputAction) {
  85         when (action.actionKey) {
  86             is MouseInputActionKey.Screen -> handleStartOrEndDrag(action)
  87             is MouseInputActionKey.Dragged -> handleDrag(action)
  88             is MouseInputActionKey.Scroll -> handleScroll(action)
  89             else -> return
  90         }
  91     }
  92
  93     companion object {
  94         private const val DRAG_SENSITIVITY = 16f
  95     }
  96 }