Add toggle key bind for magnet (#25)

* Add toggle key bind for magnet

* Add toggle notification for magnet

src/main/java/com/brandon3055/draconicevolution/client/handler/ClientEventHandler.java

@@ -17,18 +17,24 @@ import cpw.mods.fml.common.eventhandler.EventPriority;
 import cpw.mods.fml.common.eventhandler.SubscribeEvent;
 import cpw.mods.fml.common.gameevent.TickEvent;
 import cpw.mods.fml.relauncher.Side;
+import cpw.mods.fml.relauncher.SideOnly;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.model.ModelBiped;
+import net.minecraft.client.renderer.RenderHelper;
+import net.minecraft.client.renderer.entity.RenderItem;
 import net.minecraft.entity.Entity;
 import net.minecraft.entity.SharedMonsterAttributes;
 import net.minecraft.entity.ai.attributes.IAttributeInstance;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.ItemArmor;
+import net.minecraft.item.ItemStack;
 import net.minecraftforge.client.event.FOVUpdateEvent;
+import net.minecraftforge.client.event.RenderGameOverlayEvent;
 import net.minecraftforge.client.event.RenderPlayerEvent;
 import net.minecraftforge.client.model.AdvancedModelLoader;
 import net.minecraftforge.client.model.IModelCustom;
 import org.lwjgl.opengl.GL11;
+import org.lwjgl.opengl.GL12;
 
 import java.util.HashMap;
 import java.util.Iterator;
@@ -47,6 +53,7 @@ public class ClientEventHandler {
     public static boolean bowZoom = false;
     public static boolean lastTickBowZoom = false;
     public static int tickSet = 0;
+    public static ItemDisplayManager statusDisplayManager = new ItemDisplayManager(60);
     private static int remountTicksRemaining = 0;
     private static int remountEntityID = 0;
     public static float energyCrystalAlphaValue = 0f;
@@ -96,6 +103,16 @@ public class ClientEventHandler {
 
             searchForPlayerMount();
         }
+
+        statusDisplayManager.tick();
+    }
+
+    @SubscribeEvent
+    @SideOnly(Side.CLIENT)
+    public void renderGameOverlayEvent (final RenderGameOverlayEvent.Post event) {
+        if (event.type == RenderGameOverlayEvent.ElementType.ALL) {
+            statusDisplayManager.drawItemStack();
+        }
     }
 
     @SubscribeEvent(priority = EventPriority.LOW)

src/main/java/com/brandon3055/draconicevolution/client/handler/ItemDisplayManager.java

@@ -0,0 +1,60 @@
+package com.brandon3055.draconicevolution.client.handler;
+
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.gui.FontRenderer;
+import net.minecraft.client.gui.ScaledResolution;
+import net.minecraft.client.renderer.RenderHelper;
+import net.minecraft.client.renderer.entity.RenderItem;
+import net.minecraft.client.renderer.texture.TextureManager;
+import net.minecraft.item.ItemStack;
+import org.lwjgl.opengl.GL11;
+import org.lwjgl.opengl.GL12;
+
+public final class ItemDisplayManager {
+
+    private final int ticks;
+    private ItemStack itemStack;
+    private int ticksCounter;
+    private static final RenderItem renderItem = new RenderItem();
+    private static final FontRenderer fontRenderer = Minecraft.getMinecraft().fontRenderer;
+    private static final TextureManager textureManager = Minecraft.getMinecraft().getTextureManager();
+
+    public ItemDisplayManager(int ticks) {
+        this.ticks = ticks;
+    }
+
+    public void startDrawing(ItemStack itemStack) {
+        this.itemStack = itemStack;
+        ticksCounter = ticks;
+    }
+
+    public void tick() {
+        if (--ticksCounter == 0) {
+            itemStack = null;
+        }
+    }
+
+    public void drawItemStack() {
+        if (ticksCounter > 0 && itemStack != null && itemStack.getItem() != null) {
+            GL11.glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
+            GL11.glEnable(GL12.GL_RESCALE_NORMAL);
+            RenderHelper.enableGUIStandardItemLighting();
+
+            GL11.glPushMatrix();
+
+            final Minecraft mc = Minecraft.getMinecraft();
+            final ScaledResolution res = new ScaledResolution(mc, mc.displayWidth, mc.displayHeight);
+            final int y = res.getScaledHeight();
+
+            GL11.glTranslatef(7.0f, y * 0.25f, 0);
+
+            renderItem.renderItemAndEffectIntoGUI(fontRenderer, textureManager, itemStack, 0, 0);
+
+            GL11.glPopMatrix();
+
+            RenderHelper.disableStandardItemLighting();
+            GL11.glDisable(GL12.GL_RESCALE_NORMAL);
+            GL11.glDisable(GL11.GL_BLEND);
+        }
+    }
+}

src/main/java/com/brandon3055/draconicevolution/client/keybinding/KeyBindings.java

@@ -11,20 +11,29 @@ import org.lwjgl.input.Keyboard;
  * Created by Brandon on 14/08/2014.
  */
 @SideOnly(Side.CLIENT)
-public class KeyBindings {
-    public static KeyBinding placeItem;
-    public static KeyBinding toolConfig;
-    public static KeyBinding toolProfileChange;
-    public static KeyBinding toggleFlight;
+public final class KeyBindings {
 
-    public static void init() {
+    public static final KeyBinding placeItem;
+    public static final KeyBinding toolConfig;
+    public static final KeyBinding toolProfileChange;
+    public static final KeyBinding toggleFlight;
+    public static final KeyBinding toggleMagnet;
+
+    static {
         placeItem = new KeyBinding("key.placeItem", Keyboard.KEY_P, References.MODNAME);
         toolConfig = new KeyBinding("key.toolConfig", Keyboard.KEY_C, References.MODNAME);
         toolProfileChange = new KeyBinding("key.toolProfileChange", Keyboard.KEY_BACKSLASH, References.MODNAME);
         toggleFlight = new KeyBinding("key.toggleFlight", Keyboard.KEY_NONE, References.MODNAME);
+        toggleMagnet = new KeyBinding("key.toggleMagnet", Keyboard.KEY_NONE, References.MODNAME);
+    }
+
+    private KeyBindings() {}
+
+    public static void init() {
         ClientRegistry.registerKeyBinding(placeItem);
         ClientRegistry.registerKeyBinding(toolConfig);
         ClientRegistry.registerKeyBinding(toolProfileChange);
         ClientRegistry.registerKeyBinding(toggleFlight);
+        ClientRegistry.registerKeyBinding(toggleMagnet);
     }
 }

src/main/java/com/brandon3055/draconicevolution/client/keybinding/KeyInputHandler.java

@@ -5,6 +5,7 @@ import com.brandon3055.draconicevolution.DraconicEvolution;
 import com.brandon3055.draconicevolution.common.ModItems;
 import com.brandon3055.draconicevolution.common.items.tools.baseclasses.ToolHandler;
 import com.brandon3055.draconicevolution.common.network.ButtonPacket;
+import com.brandon3055.draconicevolution.common.network.MagnetTogglePacket;
 import com.brandon3055.draconicevolution.common.network.PlacedItemPacket;
 import com.brandon3055.draconicevolution.common.network.TeleporterPacket;
 import com.brandon3055.draconicevolution.common.utills.IConfigurableItem;
@@ -55,6 +56,12 @@ public class KeyInputHandler {
                     player.sendPlayerAbilities();
                 }
             }
+        } else if (KeyBindings.toggleMagnet.isPressed()) {
+            EntityPlayer player = Minecraft.getMinecraft().thePlayer;
+
+            if (player.inventory.hasItem(ModItems.magnet)) {
+                DraconicEvolution.network.sendToServer(new MagnetTogglePacket());
+            }
         }
     }
 

src/main/java/com/brandon3055/draconicevolution/common/CommonProxy.java

@@ -127,7 +127,8 @@ public class CommonProxy {
         DraconicEvolution.network.registerMessage(ShieldHitPacket.Handler.class, ShieldHitPacket.class, 16, Side.CLIENT);
         DraconicEvolution.network.registerMessage(ContributorPacket.Handler.class, ContributorPacket.class, 17, Side.CLIENT);
         DraconicEvolution.network.registerMessage(ContributorPacket.Handler.class, ContributorPacket.class, 18, Side.SERVER);
-
+        DraconicEvolution.network.registerMessage(MagnetTogglePacket.Handler.class, MagnetTogglePacket.class, 19, Side.SERVER);
+        DraconicEvolution.network.registerMessage(MagnetToggleAckPacket.Handler.class, MagnetToggleAckPacket.class, 20, Side.CLIENT);
     }
 
     public void registerTileEntities() {

src/main/java/com/brandon3055/draconicevolution/common/items/tools/Magnet.java

@@ -72,12 +72,12 @@ public class Magnet extends ItemDE {
     @SideOnly(Side.CLIENT)
     @Override
     public boolean hasEffect(ItemStack stack, int pass) {
-        return ItemNBTHelper.getBoolean(stack, "MagnetEnabled", false);
+        return isEnabled(stack);
     }
 
     @Override
     public void onUpdate(ItemStack stack, World world, Entity entity, int slot, boolean hotbar) {
-        if (!entity.isSneaking() && entity.ticksExisted % 5 == 0 && ItemNBTHelper.getBoolean(stack, "MagnetEnabled", false) && entity instanceof EntityPlayer) {
+        if (!entity.isSneaking() && entity.ticksExisted % 5 == 0 && isEnabled(stack) && entity instanceof EntityPlayer) {
             int range = stack.getItemDamage() == 0 ? 8 : 32;
 
             List<EntityItem> items = world.getEntitiesWithinAABB(EntityItem.class, AxisAlignedBB.getBoundingBox(entity.posX, entity.posY, entity.posZ, entity.posX, entity.posY, entity.posZ).expand(range, range, range));
@@ -121,10 +121,23 @@ public class Magnet extends ItemDE {
         }
     }
 
+    public static boolean isEnabled(ItemStack itemStack) {
+        return ItemNBTHelper.getBoolean(itemStack, "MagnetEnabled", false);
+    }
+
+    public static void toggle(ItemStack itemStack) {
+        ItemNBTHelper.setBoolean(itemStack, "MagnetEnabled", !isEnabled(itemStack));
+    }
+
+    public static void setStatus(ItemStack itemStack, boolean status) {
+        ItemNBTHelper.setBoolean(itemStack, "MagnetEnabled", status);
+    }
+
     @Override
     public ItemStack onItemRightClick(ItemStack stack, World world, EntityPlayer player) {
-        if (player.isSneaking())
-            ItemNBTHelper.setBoolean(stack, "MagnetEnabled", !ItemNBTHelper.getBoolean(stack, "MagnetEnabled", false));
+        if (player.isSneaking()) {
+            toggle(stack);
+        }
         return stack;
     }
 

src/main/java/com/brandon3055/draconicevolution/common/network/MagnetToggleAckPacket.java

@@ -0,0 +1,55 @@
+package com.brandon3055.draconicevolution.common.network;
+
+import com.brandon3055.draconicevolution.client.handler.ClientEventHandler;
+import com.brandon3055.draconicevolution.common.items.tools.Magnet;
+import com.brandon3055.draconicevolution.common.utills.InventoryUtils;
+import cpw.mods.fml.common.network.simpleimpl.IMessage;
+import cpw.mods.fml.common.network.simpleimpl.IMessageHandler;
+import cpw.mods.fml.common.network.simpleimpl.MessageContext;
+import cpw.mods.fml.relauncher.Side;
+import cpw.mods.fml.relauncher.SideOnly;
+import io.netty.buffer.ByteBuf;
+import net.minecraft.client.Minecraft;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.item.ItemStack;
+
+import java.util.Optional;
+
+public final class MagnetToggleAckPacket implements IMessage {
+
+    private boolean status;
+
+    public MagnetToggleAckPacket() {}
+
+    public MagnetToggleAckPacket(boolean status) {
+        this.status = status;
+    }
+
+    @Override
+    public void fromBytes(ByteBuf buf) {
+        status = buf.readBoolean();
+    }
+
+    @Override
+    public void toBytes(ByteBuf buf) {
+        buf.writeBoolean(status);
+    }
+
+    public static final class Handler implements IMessageHandler<MagnetToggleAckPacket, IMessage> {
+
+        @SideOnly(Side.CLIENT)
+        @Override
+        public IMessage onMessage(MagnetToggleAckPacket message, MessageContext ctx) {
+            EntityPlayer player = Minecraft.getMinecraft().thePlayer;
+            Optional<ItemStack> magnetOptional = InventoryUtils.getItemInPlayerInventory(player, Magnet.class);
+
+            if (magnetOptional.isPresent()) {
+                ItemStack itemStack = magnetOptional.get().copy();
+                Magnet.setStatus(itemStack, message.status);
+                ClientEventHandler.statusDisplayManager.startDrawing(itemStack);
+            }
+
+            return null;
+        }
+    }
+}

src/main/java/com/brandon3055/draconicevolution/common/network/MagnetTogglePacket.java

@@ -0,0 +1,45 @@
+package com.brandon3055.draconicevolution.common.network;
+
+import com.brandon3055.draconicevolution.DraconicEvolution;
+import com.brandon3055.draconicevolution.common.items.tools.Magnet;
+import com.brandon3055.draconicevolution.common.utills.InventoryUtils;
+import cpw.mods.fml.common.network.simpleimpl.IMessage;
+import cpw.mods.fml.common.network.simpleimpl.IMessageHandler;
+import cpw.mods.fml.common.network.simpleimpl.MessageContext;
+import io.netty.buffer.ByteBuf;
+import net.minecraft.entity.player.EntityPlayerMP;
+import net.minecraft.item.ItemStack;
+
+import java.util.Optional;
+
+public final class MagnetTogglePacket implements IMessage {
+
+    public MagnetTogglePacket() {}
+
+    @Override
+    public void fromBytes(ByteBuf buf) {
+        // do nothing
+    }
+
+    @Override
+    public void toBytes(ByteBuf buf) {
+        // do nothing
+    }
+
+
+    public static final class Handler implements IMessageHandler<MagnetTogglePacket, IMessage> {
+
+        @Override
+        public IMessage onMessage(MagnetTogglePacket message, MessageContext ctx) {
+            EntityPlayerMP player = ctx.getServerHandler().playerEntity;
+
+            Optional<ItemStack> magnetOptional = InventoryUtils.getItemInPlayerInventory(player, Magnet.class);
+            magnetOptional.ifPresent(itemStack -> {
+                Magnet.toggle(itemStack);
+                DraconicEvolution.network.sendTo(new MagnetToggleAckPacket(Magnet.isEnabled(itemStack)), player);
+            });
+
+            return null;
+        }
+    }
+}

src/main/java/com/brandon3055/draconicevolution/common/utills/InventoryUtils.java

@@ -0,0 +1,18 @@
+package com.brandon3055.draconicevolution.common.utills;
+
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.item.Item;
+import net.minecraft.item.ItemStack;
+
+import java.util.Arrays;
+import java.util.Optional;
+
+public final class InventoryUtils {
+
+    private InventoryUtils() {}
+    public static Optional<ItemStack> getItemInPlayerInventory(EntityPlayer player, Class<? extends Item> item) {
+        return Arrays.stream(player.inventory.mainInventory)
+                .filter(itemStack -> itemStack != null && item.isInstance(itemStack.getItem()))
+                .findAny();
+    }
+}

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

@@ -424,6 +424,7 @@ key.placeItem=Place Item in world
 key.toolConfig=Tool & Armor Config GUI
 key.toolProfileChange=Change Tool Config Profile
 key.toggleFlight=Toggle Creative Flight
+key.toggleMagnet=Toggle Magnet
 
 //Damage ----------------------------------------------------------------------------------------------------------------------------------------
 death.attack.chaos=%1$s was torn apart by a Chaos Guardian