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/**
* Copyright (c) SpaceToad, 2011
* http://www.mod-buildcraft.com
*
* 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.api.bptblocks;
import java.util.LinkedList;
import net.minecraft.item.ItemStack;
import buildcraft.api.blueprints.BptBlock;
import buildcraft.api.blueprints.BptSlotInfo;
import buildcraft.api.blueprints.IBptContext;
@Deprecated
public class BptBlockRotateMeta extends BptBlock {
int[] rot;
boolean rotateForward;
int infoMask = 0;
public BptBlockRotateMeta(int blockId, int[] rotations, boolean rotateForward) {
super(blockId);
rot = rotations;
for (int i = 0; i < rot.length; ++i) {
if (rot[i] < 4) {
infoMask = (infoMask < 3 ? 3 : infoMask);
} else if (rot[i] < 8) {
infoMask = (infoMask < 7 ? 7 : infoMask);
} else if (rot[i] < 16) {
infoMask = (infoMask < 15 ? 15 : infoMask);
}
}
this.rotateForward = rotateForward;
}
@Override
public void addRequirements(BptSlotInfo slot, IBptContext context, LinkedList<ItemStack> requirements) {
requirements.add(new ItemStack(slot.blockId, 1, 0));
}
@Override
public boolean isValid(BptSlotInfo slot, IBptContext context) {
return slot.blockId == context.world().getBlockId(slot.x, slot.y, slot.z);
}
@Override
public void rotateLeft(BptSlotInfo slot, IBptContext context) {
int pos = slot.meta & infoMask;
int others = slot.meta - pos;
if (rotateForward) {
if (pos == rot[0]) {
pos = rot[1];
} else if (pos == rot[1]) {
pos = rot[2];
} else if (pos == rot[2]) {
pos = rot[3];
} else if (pos == rot[3]) {
pos = rot[0];
}
} else {
if (pos == rot[0]) {
pos = rot[3];
} else if (pos == rot[1]) {
pos = rot[2];
} else if (pos == rot[2]) {
pos = rot[0];
} else if (pos == rot[3]) {
pos = rot[1];
}
}
slot.meta = pos + others;
}
}