Method copy

src/main/java/mudmap2/CopyPaste.java:58–66

Cuts the places relatively to x, y @param places @param x @param y

(final HashSet<Place> places, final int x, final int y)

     * @param y
     */
    public static void copy(final HashSet<Place> places, final int x, final int y) {
        resetCopy();

        copyPlaces = (HashSet<Place>) places.clone();
        copyMode = true;
        copydx = x;
        copydy = y;
        generateLocations(x, y);
    }

    /**
     * Copies the places relatively to x, y