lojix/text_model/src/main/com/thesett/text/impl/model/NestedTextGridImpl.java
public void insert(char character, int c, int r)
    {
        parent.insert(character, c + column, r + row);
    }
public void insert(char character, int c, int r)
    {
        parent.insert(character, c + column, r + row);
    }
{@inheritDoc}