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RecursiveBlueprintBuilder.java
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RecursiveBlueprintBuilder.java
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/** Copyright (c) 2011-2015, SpaceToad and the BuildCraft Team http://www.mod-buildcraft.com
* <p/>
* BuildCraft is distributed under the terms of the Minecraft Mod Public License 1.0, or MMPL. Please check the contents
* of the license located in http://www.mod-buildcraft.com/MMPL-1.0.txt */
package buildcraft.builders.blueprints;
import java.util.ArrayList;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.util.BlockPos;
import net.minecraft.util.EnumFacing;
import net.minecraft.world.World;
import buildcraft.core.Box;
import buildcraft.core.blueprints.*;
public class RecursiveBlueprintBuilder {
private boolean returnedThis = false;
private BlueprintBase blueprint;
private RecursiveBlueprintBuilder current;
private int nextSubBlueprint = 0;
private ArrayList<NBTTagCompound> subBlueprints = new ArrayList<>();
private BlockPos pos;
private EnumFacing dir;
private World world;
private Box box = new Box();
public RecursiveBlueprintBuilder(BlueprintBase iBlueprint, World iWorld, BlockPos pos, EnumFacing iDir) {
blueprint = iBlueprint;
subBlueprints = iBlueprint.subBlueprintsNBT;
world = iWorld;
this.pos = pos;
dir = iDir;
}
public BptBuilderBase nextBuilder() {
if (!returnedThis) {
blueprint = blueprint.adjustToWorld(world, pos, dir);
returnedThis = true;
BptBuilderBase builder;
if (blueprint instanceof Blueprint) {
builder = new BptBuilderBlueprint((Blueprint) blueprint, world, pos);
} else if (blueprint instanceof Template) {
builder = new BptBuilderTemplate(blueprint, world, pos);
} else {
return null;
}
box.initialize(builder);
return builder;
}
// Free memory associated with this blueprint
blueprint = null;
if (current != null) {
BptBuilderBase builder = current.nextBuilder();
if (builder != null) {
return builder;
}
}
if (nextSubBlueprint >= subBlueprints.size()) {
return null;
}
NBTTagCompound nbt = subBlueprints.get(nextSubBlueprint);
BlueprintBase bpt = BlueprintBase.loadBluePrint(nbt.getCompoundTag("bpt"));
int nx = box.min().getX() + nbt.getInteger("x");
int ny = box.min().getY() + nbt.getInteger("y");
int nz = box.min().getZ() + nbt.getInteger("z");
EnumFacing nbtDir = EnumFacing.values()[nbt.getByte("dir")];
current = new RecursiveBlueprintBuilder(bpt, world, new BlockPos(nx, ny, nz), nbtDir);
nextSubBlueprint++;
return current.nextBuilder();
}
}