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worldedit-core/src/main/java/com/sk89q/worldedit/function/block/BlockReplace.java

@@ -0,0 +1,56 @@
+/*
+ * WorldEdit, a Minecraft world manipulation toolkit
+ * Copyright (C) sk89q <http://www.sk89q.com>
+ * Copyright (C) WorldEdit team and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.sk89q.worldedit.function.block;
+
+import com.sk89q.worldedit.extent.Extent;
+import com.sk89q.worldedit.Vector;
+import com.sk89q.worldedit.WorldEditException;
+import com.sk89q.worldedit.function.RegionFunction;
+import com.sk89q.worldedit.function.pattern.Pattern;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Replaces blocks with a given pattern.
+ */
+public class BlockReplace implements RegionFunction {
+
+    private final Extent extent;
+    private Pattern pattern;
+
+    /**
+     * Create a new instance.
+     *
+     * @param extent an extent
+     * @param pattern a pattern
+     */
+    public BlockReplace(Extent extent, Pattern pattern) {
+        checkNotNull(extent);
+        checkNotNull(pattern);
+        this.extent = extent;
+        this.pattern = pattern;
+    }
+
+    @Override
+    public boolean apply(Vector position) throws WorldEditException {
+        return extent.setBlock(position, pattern.apply(position));
+    }
+
+}

worldedit-core/src/main/java/com/sk89q/worldedit/function/block/Counter.java

@@ -0,0 +1,48 @@
+/*
+ * WorldEdit, a Minecraft world manipulation toolkit
+ * Copyright (C) sk89q <http://www.sk89q.com>
+ * Copyright (C) WorldEdit team and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.sk89q.worldedit.function.block;
+
+import com.sk89q.worldedit.Vector;
+import com.sk89q.worldedit.WorldEditException;
+import com.sk89q.worldedit.function.RegionFunction;
+
+/**
+ * Keeps a count of the number of times that {@link #apply(Vector)} is called.
+ */
+ public class Counter implements RegionFunction {
+
+    private int count;
+    
+    /**
+     * Returns the number of blocks that have been counted.
+     *
+     * @return the number of blocks
+     */
+    public int getCount() {
+        return count;
+    }
+
+    @Override
+    public boolean apply(Vector position) throws WorldEditException {
+        count++;
+        return false;
+    }
+
+}

worldedit-core/src/main/java/com/sk89q/worldedit/function/block/ExtentBlockCopy.java

@@ -0,0 +1,72 @@
+/*
+ * WorldEdit, a Minecraft world manipulation toolkit
+ * Copyright (C) sk89q <http://www.sk89q.com>
+ * Copyright (C) WorldEdit team and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.sk89q.worldedit.function.block;
+
+import com.sk89q.worldedit.extent.Extent;
+import com.sk89q.worldedit.Vector;
+import com.sk89q.worldedit.WorldEditException;
+import com.sk89q.worldedit.blocks.BaseBlock;
+import com.sk89q.worldedit.function.RegionFunction;
+import com.sk89q.worldedit.math.transform.Transform;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Copies blocks from one extent to another.
+ */
+public class ExtentBlockCopy implements RegionFunction {
+
+    private final Extent source;
+    private final Extent destination;
+    private final Vector from;
+    private final Vector to;
+    private final Transform transform;
+
+    /**
+     * Make a new copy.
+     *
+     * @param source the source extent
+     * @param from the source offset
+     * @param destination the destination extent
+     * @param to the destination offset
+     * @param transform a transform to apply to positions (after source offset, before destination offset)
+     */
+    public ExtentBlockCopy(Extent source, Vector from, Extent destination, Vector to, Transform transform) {
+        checkNotNull(source);
+        checkNotNull(from);
+        checkNotNull(destination);
+        checkNotNull(to);
+        checkNotNull(transform);
+        this.source = source;
+        this.from = from;
+        this.destination = destination;
+        this.to = to;
+        this.transform = transform;
+    }
+
+    @Override
+    public boolean apply(Vector position) throws WorldEditException {
+        BaseBlock block = source.getBlock(position);
+        Vector orig = position.subtract(from);
+        Vector transformed = transform.apply(orig);
+        return destination.setBlock(transformed.add(to), block);
+    }
+
+}

worldedit-core/src/main/java/com/sk89q/worldedit/function/block/Naturalizer.java

@@ -0,0 +1,91 @@
+/*
+ * WorldEdit, a Minecraft world manipulation toolkit
+ * Copyright (C) sk89q <http://www.sk89q.com>
+ * Copyright (C) WorldEdit team and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.sk89q.worldedit.function.block;
+
+import com.sk89q.worldedit.EditSession;
+import com.sk89q.worldedit.Vector;
+import com.sk89q.worldedit.WorldEditException;
+import com.sk89q.worldedit.blocks.BaseBlock;
+import com.sk89q.worldedit.blocks.BlockID;
+import com.sk89q.worldedit.function.LayerFunction;
+import com.sk89q.worldedit.masks.BlockMask;
+import com.sk89q.worldedit.masks.Mask;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Makes a layer of grass on top, three layers of dirt below, and smooth stone
+ * only below that for all layers that originally consist of grass, dirt,
+ * or smooth stone.
+ */
+public class Naturalizer implements LayerFunction {
+
+    private final EditSession editSession;
+    private final BaseBlock grass = new BaseBlock(BlockID.GRASS);
+    private final BaseBlock dirt = new BaseBlock(BlockID.DIRT);
+    private final BaseBlock stone = new BaseBlock(BlockID.STONE);
+    private final Mask mask = new BlockMask(grass, dirt, stone);
+    private int affected = 0;
+
+    /**
+     * Make a new naturalizer.
+     *
+     * @param editSession an edit session
+     */
+    public Naturalizer(EditSession editSession) {
+        checkNotNull(editSession);
+        this.editSession = editSession;
+    }
+
+    /**
+     * Get the number of affected objects.
+     *
+     * @return the number of affected
+     */
+    public int getAffected() {
+        return affected;
+    }
+
+    @Override
+    public boolean isGround(Vector position) {
+        return mask.matches(editSession, position);
+    }
+
+    @Override
+    public boolean apply(Vector position, int depth) throws WorldEditException {
+        if (mask.matches(editSession, position)) {
+            affected++;
+            switch (depth) {
+                case 0:
+                    editSession.setBlock(position, grass);
+                    break;
+                case 1:
+                case 2:
+                case 3:
+                    editSession.setBlock(position, dirt);
+                    break;
+                default:
+                    editSession.setBlock(position, stone);
+            }
+        }
+
+        return true;
+    }
+}