private void initContent() {
if (screenText == null) {
fieldPositions = new ArrayList<TerminalPosition>();
screenText = SnapshotUtils.initSnapshot(getRows(), getSize(), fieldPositions);
}
}
public String getText(TerminalPosition position, int length) {
initContent();
return SnapshotUtils.getText(screenText, getSize(), position, length);
}
public TerminalField getField(TerminalPosition position) {
return SnapshotUtils.getField(this, position);
}
