1 files changed, 74 insertions, 0 deletions
diff --git a/Minecraft.World/LeashItem.cpp b/Minecraft.World/LeashItem.cpp
new file mode 100644
index 00000000..d8d7b3fc
--- /dev/null
+++ b/Minecraft.World/LeashItem.cpp
@@ -0,0 +1,74 @@
+#include "stdafx.h"
+#include "net.minecraft.world.level.tile.h"
+#include "net.minecraft.world.level.h"
+#include "net.minecraft.world.entity.h"
+#include "net.minecraft.world.phys.h"
+#include "LeashItem.h"
+
+LeashItem::LeashItem(int id) : Item(id)
+{
+}
+
+bool LeashItem::useOn(shared_ptr<ItemInstance> itemInstance, shared_ptr<Player> player, Level *level, int x, int y, int z, int face, float clickX, float clickY, float clickZ, bool bTestUseOnOnly)
+{
+	int tile = level->getTile(x, y, z);
+	if (Tile::tiles[tile] != NULL && Tile::tiles[tile]->getRenderShape() == Tile::SHAPE_FENCE)
+	{
+		if (bTestUseOnOnly) return bindPlayerMobsTest(player, level, x,y,z);
+
+		if (level->isClientSide)
+		{
+			return true;
+		}
+
+		bindPlayerMobs(player, level, x, y, z);
+		return true;
+	}
+	return false;
+}
+
+bool LeashItem::bindPlayerMobs(shared_ptr<Player> player, Level *level, int x, int y, int z)
+{
+	// check if there is a knot at the given coordinate
+	shared_ptr<LeashFenceKnotEntity> activeKnot = LeashFenceKnotEntity::findKnotAt(level, x, y, z);
+
+	// look for entities that can be attached to the fence
+	bool foundMobs = false;
+	double range = 7;
+	vector<shared_ptr<Entity> > *mobs = level->getEntitiesOfClass(typeid(Mob), AABB::newTemp(x - range, y - range, z - range, x + range, y + range, z + range));
+	if (mobs != NULL)
+	{
+		for(AUTO_VAR(it,mobs->begin()); it != mobs->end(); ++it)
+		{
+			shared_ptr<Mob> mob = dynamic_pointer_cast<Mob>(*it);
+			if (mob->isLeashed() && mob->getLeashHolder() == player)
+			{
+				if (activeKnot == NULL)
+				{
+					activeKnot = LeashFenceKnotEntity::createAndAddKnot(level, x, y, z);
+				}
+				mob->setLeashedTo(activeKnot, true);
+				foundMobs = true;
+			}
+		}
+	}
+	return foundMobs;
+}
+
+// 4J-JEV: Similar to bindPlayerMobs, but doesn't actually bind mobs,
+bool LeashItem::bindPlayerMobsTest(shared_ptr<Player> player, Level *level, int x, int y, int z)
+{
+	// look for entities that can be attached to the fence
+	double range = 7;
+	vector<shared_ptr<Entity> > *mobs = level->getEntitiesOfClass(typeid(Mob), AABB::newTemp(x - range, y - range, z - range, x + range, y + range, z + range));
+
+	if (mobs != NULL)
+	{
+		for(AUTO_VAR(it,mobs->begin()); it != mobs->end(); ++it)
+		{
+			shared_ptr<Mob> mob = dynamic_pointer_cast<Mob>(*it);
+			if (mob->isLeashed() && mob->getLeashHolder() == player) return true;
+		}
+	}
+	return false;
+}
+\ No newline at end of file