Working scroll bar! Oh and two new items :)

src/main/java/com/pahimar/ee3/client/gui/inventory/GuiTransmutationTablet.java

@@ -10,6 +10,7 @@ import com.pahimar.ee3.reference.Colors;
 import com.pahimar.ee3.reference.Messages;
 import com.pahimar.ee3.reference.Textures;
 import com.pahimar.ee3.tileentity.TileEntityTransmutationTablet;
+import com.pahimar.ee3.util.LogHelper;
 import com.pahimar.repackage.cofh.lib.gui.GuiBase;
 import com.pahimar.repackage.cofh.lib.gui.GuiColor;
 import com.pahimar.repackage.cofh.lib.gui.element.ElementSlider;
@@ -30,6 +31,7 @@ public class GuiTransmutationTablet extends GuiBase
     private ElementTextField searchTextField;
     private ElementStatefulButton sortOrderButton;
     private ElementSlider slider;
+    protected int tickCount;
 
     private static DecimalFormat energyValueDecimalFormat = new DecimalFormat("###,###,###,###,###.###");
 
@@ -101,6 +103,14 @@ public class GuiTransmutationTablet extends GuiBase
                 }
             }
 
+            @Override
+            public boolean onMouseWheel(int mouseX, int mouseY, int movement)
+            {
+                PacketHandler.INSTANCE.sendToServer(new MessageSliderElementUpdated(this));
+                LogHelper.info(tickCount);
+                return super.onMouseWheel(mouseX, mouseY, movement);
+            }
+
             @Override
             public void onStopDragging()
             {
@@ -113,6 +123,7 @@ public class GuiTransmutationTablet extends GuiBase
                 return _value;
             }
         };
+        slider.setName("scrollBar");
         slider.backgroundColor = new GuiColor(0, 0, 0, 0).getColor();
         slider.borderColor = new GuiColor(0, 0, 0, 0).getColor();
         slider.setSliderSize(12, 15);
@@ -130,6 +141,13 @@ public class GuiTransmutationTablet extends GuiBase
         fontRendererObj.drawString(String.format("%s", energyValueDecimalFormat.format(tileEntityTransmutationTablet.getStoredEnergyValue().getEnergyValue())), 8, 150, Integer.parseInt(Colors.PURE_WHITE, 16));
     }
 
+    @Override
+    public void updateScreen()
+    {
+        super.updateScreen();
+        tickCount++;
+    }
+
     @Override
     public void handleElementButtonClick(String buttonName, int mouseButton)
     {

src/main/java/com/pahimar/ee3/init/ModItems.java

@@ -22,6 +22,8 @@ public class ModItems
     public static final ItemEE matter = new ItemMatter();
     public static final ItemEE gem = new ItemGem();
     public static final ItemEE lootBall = new ItemLootBall();
+    public static final ItemEE knowledgeScroll = new ItemKnowledgeScroll();
+    public static final ItemEE potionLethe = new ItemPotionLethe();
 
     public static final ItemToolEE shovelDarkMatter = new ItemDarkMatterShovel();
     public static final ItemToolEE pickAxeDarkMatter = new ItemDarkMatterPickAxe();
@@ -51,6 +53,8 @@ public class ModItems
         GameRegistry.registerItem(matter, Names.Items.MATTER);
         GameRegistry.registerItem(gem, Names.Items.GEM);
         GameRegistry.registerItem(lootBall, Names.Items.LOOT_BALL);
+        GameRegistry.registerItem(knowledgeScroll, Names.Items.KNOWLEDGE_SCROLL);
+        GameRegistry.registerItem(potionLethe, Names.Items.POTION_LETHE);
 
         GameRegistry.registerItem(shovelDarkMatter, Names.Tools.DARK_MATTER_SHOVEL);
         GameRegistry.registerItem(pickAxeDarkMatter, Names.Tools.DARK_MATTER_PICKAXE);

src/main/java/com/pahimar/ee3/inventory/ContainerTransmutationTablet.java

@@ -12,10 +12,10 @@ import com.pahimar.ee3.knowledge.TransmutationKnowledge;
 import com.pahimar.ee3.knowledge.TransmutationKnowledgeRegistry;
 import com.pahimar.ee3.network.PacketHandler;
 import com.pahimar.ee3.network.message.MessageTransmutationKnowledgeUpdate;
+import com.pahimar.ee3.reference.Comparators;
 import com.pahimar.ee3.tileentity.TileEntityTransmutationTablet;
 import com.pahimar.ee3.util.FilterUtils;
 import com.pahimar.ee3.util.ItemHelper;
-import com.pahimar.ee3.util.LogHelper;
 import cpw.mods.fml.common.network.NetworkRegistry;
 import cpw.mods.fml.relauncher.Side;
 import cpw.mods.fml.relauncher.SideOnly;
@@ -35,6 +35,7 @@ public class ContainerTransmutationTablet extends ContainerEE implements IElemen
     private float energyValue;
     private String searchTerm;
     private int sortOrder;
+    private int scrollBarPosition;
 
     public ContainerTransmutationTablet(InventoryPlayer inventoryPlayer, TileEntityTransmutationTablet tileEntityTransmutationTablet)
     {
@@ -52,6 +53,7 @@ public class ContainerTransmutationTablet extends ContainerEE implements IElemen
         inventoryTransmutationTablet = new InventoryTransmutationTablet(knownTransmutations);
 
         this.sortOrder = 0;
+        this.scrollBarPosition = 0;
         this.energyValue = tileEntityTransmutationTablet.getStoredEnergyValue().getEnergyValue();
 
         this.addSlotToContainer(new SlotTabletInput(this, tileEntityTransmutationTablet, TileEntityTransmutationTablet.ITEM_INPUT_1, 62, 24));
@@ -143,8 +145,12 @@ public class ContainerTransmutationTablet extends ContainerEE implements IElemen
         {
             sortOrder = updatedValue;
         }
+        else if (valueType == 3)
+        {
+            scrollBarPosition = updatedValue;
+        }
 
-        if (valueType == 0 || valueType == 1 || valueType == 2)
+        if (valueType >= 0 && valueType <= 3)
         {
             updateInventory();
         }
@@ -163,7 +169,11 @@ public class ContainerTransmutationTablet extends ContainerEE implements IElemen
     @Override
     public void handleElementSliderUpdate(String elementName, int elementValue)
     {
-        LogHelper.info(elementValue);
+        if (elementName.equals("scrollBar"))
+        {
+            this.scrollBarPosition = elementValue;
+            updateInventory();
+        }
     }
 
     public void handleTransmutationKnowledgeUpdate(TransmutationKnowledge transmutationKnowledge)
@@ -182,26 +192,24 @@ public class ContainerTransmutationTablet extends ContainerEE implements IElemen
         Set<ItemStack> filteredSet = FilterUtils.filterByNameContains(this.inventoryTransmutationTablet.getKnownTransmutations(), searchTerm);
         List<ItemStack> filteredList = new ArrayList(FilterUtils.filterByEnergyValue(filteredSet, energyValue));
 
-        if (sortOrder == 0)
+        int adjustedStartIndex = (int) ((scrollBarPosition / 187f) * filteredList.size());
+
+        if (sortOrder >= 0 && sortOrder < Comparators.itemComparators.length)
         {
-            Collections.sort(filteredList, ItemHelper.displayNameComparator);
-        }
-        else if (sortOrder == 1)
-        {
-            Collections.sort(filteredList, ItemHelper.energyValueComparator);
-        }
-        else if (sortOrder == 2)
-        {
-            Collections.sort(filteredList, ItemHelper.idComparator);
+            Collections.sort(filteredList, Comparators.itemComparators[sortOrder]);
         }
 
         if (filteredList.size() <= 30)
         {
             newInventory = filteredList.toArray(newInventory);
         }
+        else if (adjustedStartIndex + 30 <= filteredList.size())
+        {
+            newInventory = filteredList.subList(adjustedStartIndex, adjustedStartIndex + 30).toArray(newInventory);
+        }
         else
         {
-            newInventory = filteredList.subList(0, 30).toArray(newInventory);
+            newInventory = filteredList.subList(filteredList.size() - 30, filteredList.size()).toArray(newInventory);
         }
 
         for (int i = 0; i < 30; i++)
@@ -307,6 +315,12 @@ public class ContainerTransmutationTablet extends ContainerEE implements IElemen
                 }
             }
         }
+
+        for (Object crafter : this.crafters)
+        {
+            ICrafting iCrafting = (ICrafting) crafter;
+            iCrafting.sendProgressBarUpdate(this, 2, sortOrder);
+        }
     }
 
     private class SlotAlchemicalTome extends Slot

src/main/java/com/pahimar/ee3/item/ItemKnowledgeScroll.java

@@ -0,0 +1,12 @@
+package com.pahimar.ee3.item;
+
+import com.pahimar.ee3.reference.Names;
+
+public class ItemKnowledgeScroll extends ItemEE
+{
+    public ItemKnowledgeScroll()
+    {
+        super();
+        this.setUnlocalizedName(Names.Items.KNOWLEDGE_SCROLL);
+    }
+}

src/main/java/com/pahimar/ee3/item/ItemPotionLethe.java

@@ -0,0 +1,12 @@
+package com.pahimar.ee3.item;
+
+import com.pahimar.ee3.reference.Names;
+
+public class ItemPotionLethe extends ItemEE
+{
+    public ItemPotionLethe()
+    {
+        super();
+        this.setUnlocalizedName(Names.Items.POTION_LETHE);
+    }
+}

src/main/java/com/pahimar/ee3/reference/Comparators.java

@@ -0,0 +1,10 @@
+package com.pahimar.ee3.reference;
+
+import com.pahimar.ee3.util.ItemHelper;
+
+import java.util.Comparator;
+
+public class Comparators
+{
+    public static final Comparator[] itemComparators = {ItemHelper.displayNameComparator, ItemHelper.energyValueComparator, ItemHelper.idComparator};
+}

src/main/java/com/pahimar/ee3/reference/Names.java

@@ -51,6 +51,8 @@ public class Names
         public static final String[] MATTER_SUBTYPES = {"Proto", "Dark", "Corporeal", "Kinetic", "Temporal", "Essentia", "Amorphous", "Void", "Omni"};
         public static final String GEM = "gem";
         public static final String[] GEM_SUBTYPES = {"Black", "Blue", "Green", "Grey", "Purple", "Red", "Yellow"};
+        public static final String KNOWLEDGE_SCROLL = "knowledgeScroll";
+        public static final String POTION_LETHE = "potionLethe";
     }
 
     public static final class Materials

src/main/resources/assets/ee3/lang/en_US.lang

@@ -57,6 +57,8 @@ item.ee3:gemPurple.name=Purple Gem [WIP]
 item.ee3:gemRed.name=Red Gem [WIP]
 item.ee3:gemYellow.name=Yellow Gem [WIP]
 item.ee3:lootBall.name=Loot Ball [WIP]
+item.ee3:knowledgeScroll.name=Scroll of Transmutation Knowledge [WIP]
+item.ee3:potionLethe.name=Lethe Potion [WIP]
 
 # Tools
 item.ee3:shovelDarkMatter.name=Dark Matter Shovel [WIP]