@Override
    public StringBlock clone() {
        try {
            StringBlock clone = (StringBlock) super.clone();
            clone.color = color.clone();
            if (textBox != null)
                clone.textBox = textBox.clone();
            return clone;
        } catch (CloneNotSupportedException ex) {
            throw new AssertionError();
        }
    }
@param text the text that the StringBlock will hold
@param textBox the rectangle that constrains the text
@param alignment the initial alignment of the text
@param size the size in pixels (vertical size of a single line)
@param color the initial color of the text
@param kerning
jme3-core/src/main/java/com/jme3/font/StringBlock.java