From 286c71329d25b6646e4da932ca6723a056b152cf Mon Sep 17 00:00:00 2001
From: GJ <gjmcferrin@gmail.com>
Date: Thu, 27 Mar 2014 11:36:29 -0400
Subject: [PATCH] Add BlockTallPlant.java from mc-dev for diff visibility.

---
 .../net/minecraft/server/BlockTallPlant.java  | 160 ++++++++++++++++++
 1 file changed, 160 insertions(+)
 create mode 100644 src/main/java/net/minecraft/server/BlockTallPlant.java

diff --git a/src/main/java/net/minecraft/server/BlockTallPlant.java b/src/main/java/net/minecraft/server/BlockTallPlant.java
new file mode 100644
index 0000000000..2bb9b7d009
--- /dev/null
+++ b/src/main/java/net/minecraft/server/BlockTallPlant.java
@@ -0,0 +1,160 @@
+package net.minecraft.server;
+
+import java.util.Random;
+
+public class BlockTallPlant extends BlockPlant implements IBlockFragilePlantElement {
+
+    public static final String[] a = new String[] { "sunflower", "syringa", "grass", "fern", "rose", "paeonia"};
+
+    public BlockTallPlant() {
+        super(Material.PLANT);
+        this.c(0.0F);
+        this.a(h);
+        this.c("doublePlant");
+    }
+
+    public int b() {
+        return 40;
+    }
+
+    public void updateShape(IBlockAccess iblockaccess, int i, int j, int k) {
+        this.a(0.0F, 0.0F, 0.0F, 1.0F, 1.0F, 1.0F);
+    }
+
+    public int e(IBlockAccess iblockaccess, int i, int j, int k) {
+        int l = iblockaccess.getData(i, j, k);
+
+        return !c(l) ? l & 7 : iblockaccess.getData(i, j - 1, k) & 7;
+    }
+
+    public boolean canPlace(World world, int i, int j, int k) {
+        return super.canPlace(world, i, j, k) && world.isEmpty(i, j + 1, k);
+    }
+
+    protected void e(World world, int i, int j, int k) {
+        if (!this.j(world, i, j, k)) {
+            int l = world.getData(i, j, k);
+
+            if (!c(l)) {
+                this.b(world, i, j, k, l, 0);
+                if (world.getType(i, j + 1, k) == this) {
+                    world.setTypeAndData(i, j + 1, k, Blocks.AIR, 0, 2);
+                }
+            }
+
+            world.setTypeAndData(i, j, k, Blocks.AIR, 0, 2);
+        }
+    }
+
+    public boolean j(World world, int i, int j, int k) {
+        int l = world.getData(i, j, k);
+
+        return c(l) ? world.getType(i, j - 1, k) == this : world.getType(i, j + 1, k) == this && super.j(world, i, j, k);
+    }
+
+    public Item getDropType(int i, Random random, int j) {
+        if (c(i)) {
+            return null;
+        } else {
+            int k = d(i);
+
+            return k != 3 && k != 2 ? Item.getItemOf(this) : null;
+        }
+    }
+
+    public int getDropData(int i) {
+        return c(i) ? 0 : i & 7;
+    }
+
+    public static boolean c(int i) {
+        return (i & 8) != 0;
+    }
+
+    public static int d(int i) {
+        return i & 7;
+    }
+
+    public void c(World world, int i, int j, int k, int l, int i1) {
+        world.setTypeAndData(i, j, k, this, l, i1);
+        world.setTypeAndData(i, j + 1, k, this, 8, i1);
+    }
+
+    public void postPlace(World world, int i, int j, int k, EntityLiving entityliving, ItemStack itemstack) {
+        int l = ((MathHelper.floor((double) (entityliving.yaw * 4.0F / 360.0F) + 0.5D) & 3) + 2) % 4;
+
+        world.setTypeAndData(i, j + 1, k, this, 8 | l, 2);
+    }
+
+    public void a(World world, EntityHuman entityhuman, int i, int j, int k, int l) {
+        if (world.isStatic || entityhuman.bE() == null || entityhuman.bE().getItem() != Items.SHEARS || c(l) || !this.b(world, i, j, k, l, entityhuman)) {
+            super.a(world, entityhuman, i, j, k, l);
+        }
+    }
+
+    public void a(World world, int i, int j, int k, int l, EntityHuman entityhuman) {
+        if (c(l)) {
+            if (world.getType(i, j - 1, k) == this) {
+                if (!entityhuman.abilities.canInstantlyBuild) {
+                    int i1 = world.getData(i, j - 1, k);
+                    int j1 = d(i1);
+
+                    if (j1 != 3 && j1 != 2) {
+                        world.setAir(i, j - 1, k, true);
+                    } else {
+                        if (!world.isStatic && entityhuman.bE() != null && entityhuman.bE().getItem() == Items.SHEARS) {
+                            this.b(world, i, j, k, i1, entityhuman);
+                        }
+
+                        world.setAir(i, j - 1, k);
+                    }
+                } else {
+                    world.setAir(i, j - 1, k);
+                }
+            }
+        } else if (entityhuman.abilities.canInstantlyBuild && world.getType(i, j + 1, k) == this) {
+            world.setTypeAndData(i, j + 1, k, Blocks.AIR, 0, 2);
+        }
+
+        super.a(world, i, j, k, l, entityhuman);
+    }
+
+    private boolean b(World world, int i, int j, int k, int l, EntityHuman entityhuman) {
+        int i1 = d(l);
+
+        if (i1 != 3 && i1 != 2) {
+            return false;
+        } else {
+            entityhuman.a(StatisticList.MINE_BLOCK_COUNT[Block.b((Block) this)], 1);
+            byte b0 = 1;
+
+            if (i1 == 3) {
+                b0 = 2;
+            }
+
+            this.a(world, i, j, k, new ItemStack(Blocks.LONG_GRASS, 2, b0));
+            return true;
+        }
+    }
+
+    public int getDropData(World world, int i, int j, int k) {
+        int l = world.getData(i, j, k);
+
+        return c(l) ? d(world.getData(i, j - 1, k)) : d(l);
+    }
+
+    public boolean a(World world, int i, int j, int k, boolean flag) {
+        int l = this.e((IBlockAccess) world, i, j, k);
+
+        return l != 2 && l != 3;
+    }
+
+    public boolean a(World world, Random random, int i, int j, int k) {
+        return true;
+    }
+
+    public void b(World world, Random random, int i, int j, int k) {
+        int l = this.e((IBlockAccess) world, i, j, k);
+
+        this.a(world, i, j, k, new ItemStack(this, 1, l));
+    }
+}