crafting ui: highlighting should work after mode change and scroll

src/net/torvald/terrarum/modulebasegame/ui/UICrafting.kt

@@ -274,7 +274,7 @@ class UICrafting(val full: UIInventoryFull) : UICanvas(), HasInventory {
                         _getItemListPlayer().rebuild(catAll)
                         _getItemListIngredients().rebuild(catAll)
 
-                        highlightCraftingCandidateButton(button)
+                        highlightCraftingCandidateButton(recipe)
 
                         oldSelectedItems.clear()
                         oldSelectedItems.addAll(selectedItems)
@@ -348,8 +348,8 @@ class UICrafting(val full: UIInventoryFull) : UICanvas(), HasInventory {
         itemListIngredients.rebuild(catAll)
     }
 
-    private fun highlightCraftingCandidateButton(button: UIItemInventoryCellBase?) { // a proxy function
-        itemListCraftable.highlightButton(button)
+    private fun highlightCraftingCandidateButton(recipe: CraftingCodex.CraftingRecipe?) { // a proxy function
+        itemListCraftable.highlightRecipe(recipe)
         itemListCraftable.rebuild(catAll)
     }
 

src/net/torvald/terrarum/modulebasegame/ui/UIItemCraftingCandidateGrid.kt

@@ -36,19 +36,39 @@ class UIItemCraftingCandidateGrid(
 
     internal val recipesSortList = ArrayList<CraftingCodex.CraftingRecipe>() // a dual to the [inventorySortList] which contains the actual recipes instead of crafting recipes
 
-    fun highlightButton(button: UIItemInventoryCellBase?) {
-        items.forEach { it.forceHighlighted = false }
-        button?.forceHighlighted = true
+    private var highlightedRecipe: CraftingCodex.CraftingRecipe? = null
 
-        button?.let {
-            printdbg(this, "highlighting button UIItemInventoryCellBase: ${it.item?.dynamicID}, ${it.amount}")
+    fun highlightRecipe(recipe: CraftingCodex.CraftingRecipe?) {
+        items.forEach { it.forceHighlighted = false }
+
+        highlightedRecipe = recipe
+
+        recipe?.let {
+            items.find { it.extraInfo == recipe }?.let { buttonFound ->
+                buttonFound.forceHighlighted = true
+            }
         }
     }
 
+    override var isCompactMode = false // this is INIT code
+        set(value) {
+            field = value
+            items = if (value) itemGrid else itemList
+            highlightRecipe(highlightedRecipe)
+            rebuild(currentFilter)
+        }
+
     private fun isCraftable(player: FixtureInventory, recipe: CraftingCodex.CraftingRecipe, nearbyCraftingStations: List<String>): Boolean {
         return UICrafting.recipeToIngredientRecord(player, recipe, nearbyCraftingStations).none { it.howManyPlayerHas <= 0L || !it.craftingStationAvailable }
     }
 
+    override fun scrollItemPage(relativeAmount: Int) {
+        super.scrollItemPage(relativeAmount)
+
+        // update highlighter status
+        highlightRecipe(highlightedRecipe)
+    }
+
     override fun rebuild(filter: Array<String>) {
         // filtering policy: if the player have all the ingredient item (regardless of the amount!), make the recipe visible
         craftingRecipes.clear()
@@ -68,28 +88,41 @@ class UIItemCraftingCandidateGrid(
 
         // map sortList to item list
         for (k in items.indices) {
+            val item = items[k]
             // we have an item
             try {
                 val sortListItem = recipesSortList[k + itemPage * items.size]
-                items[k].item = ItemCodex[sortListItem.product]
-                items[k].amount = sortListItem.moq * numberMultiplier
-                items[k].itemImage = ItemCodex.getItemImage(sortListItem.product)
-                items[k].extraInfo = sortListItem
+                item.item = ItemCodex[sortListItem.product]
+                item.amount = sortListItem.moq * numberMultiplier
+                item.itemImage = ItemCodex.getItemImage(sortListItem.product)
+                item.extraInfo = sortListItem
+                item.forceHighlighted = (item.extraInfo == highlightedRecipe)
             }
             // we do not have an item, empty the slot
             catch (e: IndexOutOfBoundsException) {
-                items[k].item = null
-                items[k].amount = 0
-                items[k].itemImage = null
-                items[k].quickslot = null
-                items[k].equippedSlot = null
-                items[k].extraInfo = null
+                item.item = null
+                item.amount = 0
+                item.itemImage = null
+                item.quickslot = null
+                item.equippedSlot = null
+                item.extraInfo = null
+                item.forceHighlighted = false
             }
         }
 
 
         itemPageCount = (recipesSortList.size.toFloat() / items.size.toFloat()).ceilToInt()
 
+
+
         rebuildList = false
     }
+
+
+
+
+    override fun scrolled(amountX: Float, amountY: Float): Boolean {
+        super.scrolled(amountX, amountY)
+        return true
+    }
 }

src/net/torvald/terrarum/modulebasegame/ui/UIItemInventoryItemGrid.kt

@@ -81,7 +81,7 @@ open class UIItemInventoryItemGrid(
             arrayOf(GameItem.Category.MISC),
             arrayOf(CAT_ALL)
     )*/
-    private var currentFilter = arrayOf(CAT_ALL)
+    protected var currentFilter = arrayOf(CAT_ALL)
 
     private val inventoryUI = parentUI
 
@@ -183,7 +183,7 @@ open class UIItemInventoryItemGrid(
         val tooltipShowing = HashMap<Long, Boolean>() // Long: `hash` field on UIItemInventoryItemGrid
     }
 
-    private val itemGrid = Array<UIItemInventoryCellBase>(horizontalCells * verticalCells) {
+    protected val itemGrid = Array<UIItemInventoryCellBase>(horizontalCells * verticalCells) {
         UIItemInventoryElemSimple(
                 parentUI = inventoryUI,
                 initialX = this.posX + (UIItemInventoryElemSimple.height + listGap) * (it % horizontalCells),
@@ -202,7 +202,7 @@ open class UIItemInventoryItemGrid(
     private val itemListColumnCount = floor(horizontalCells / 5f).toInt().coerceAtLeast(1)
     private val actualItemCellWidth = (listGap + UIItemInventoryElemSimple.height) * horizontalCells - listGap // in pixels
     private val largeListWidth = ((listGap + actualItemCellWidth) / itemListColumnCount) - (itemListColumnCount - 1).coerceAtLeast(1) * listGap
-    private val itemList = Array<UIItemInventoryCellBase>(verticalCells * itemListColumnCount) {
+    protected val itemList = Array<UIItemInventoryCellBase>(verticalCells * itemListColumnCount) {
         UIItemInventoryElemWide(
                 parentUI = inventoryUI,
                 initialX = this.posX + (largeListWidth + listGap) * (it % itemListColumnCount),
@@ -221,11 +221,11 @@ open class UIItemInventoryItemGrid(
 
     var items: Array<UIItemInventoryCellBase> = itemList
 
-    var isCompactMode = false // this is INIT code
+    open var isCompactMode = false // this is INIT code
         set(value) {
+            field = value
             items = if (value) itemGrid else itemList
             rebuild(currentFilter)
-            field = value
         }
 
     private val iconPosX = if (drawScrollOnRightside)
@@ -243,7 +243,7 @@ open class UIItemInventoryItemGrid(
         itemList.forEach { it.customHighlightRule2 = predicate }
     }
 
-    fun scrollItemPage(relativeAmount: Int) {
+    open fun scrollItemPage(relativeAmount: Int) {
         itemPage = if (itemPageCount == 0) 0 else (itemPage + relativeAmount).fmod(itemPageCount)
     }