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Added iterator implementation to CuboidRegion, courtesy of hash.

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This commit is contained in:
sk89q 2011-02-26 20:30:53 -08:00
parent b58c3ab041
commit 4488bb8091
1 changed files with 33 additions and 1 deletions
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34
src/com/sk89q/worldedit/regions/CuboidRegion.java
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@ -313,6 +313,38 @@ public class CuboidRegion implements Region {
* @return iterator of points inside the region
*/
public Iterator<BlockVector> iterator() {
throw new UnsupportedOperationException("Not implemented");
return new Iterator<BlockVector>() {
private Vector min = getMinimumPoint();
private Vector max = getMaximumPoint();
private int nextX = min.getBlockX();
private int nextY = min.getBlockY();
private int nextZ = min.getBlockZ();
public boolean hasNext() {
return (nextX != Integer.MIN_VALUE);
}
public BlockVector next() {
if (!hasNext()) throw new java.util.NoSuchElementException();
BlockVector answer = new BlockVector(nextX, nextY, nextZ);
nextX++;
if (nextX > max.getBlockX()) {
nextX = min.getBlockX();
nextY++;
if (nextY > max.getBlockY()) {
nextY = min.getBlockY();
nextZ++;
if (nextZ > max.getBlockZ()) {
nextX = Integer.MIN_VALUE;
}
}
}
return answer;
}
public void remove() {
throw new UnsupportedOperationException();
}
};
}
}