BuildingAreaUtils.java

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package jsettlers.common.buildings;

import java.util.ArrayList;

import jsettlers.common.position.RelativePoint;

/**
 * Created by Andreas Eberle on 25.04.2016.
 */
public final class BuildingAreaUtils {
    private BuildingAreaUtils() { // Utility class.
    }

    public static RelativePoint[] createRelativePoints(boolean[][] blockedMap) {
        ArrayList<RelativePoint> positions = new ArrayList<RelativePoint>();

        int xOffset = blockedMap[0].length / 2;
        int yOffset = blockedMap.length / 2;

        for (int y = 0; y < blockedMap.length; y++) {
            for (int x = 0; x < blockedMap[y].length; x++) {
                if (blockedMap[y][x]) {
                    positions.add(new RelativePoint(x - xOffset, y - yOffset));
                }
            }
        }

        return positions.toArray(new RelativePoint[positions.size()]);
    }
}