/*
 *  RapidMiner
 *
 *  Copyright (C) 2001-2011 by Rapid-I and the contributors
 *
 *  Complete list of developers available at our web site:
 *
 *       http://rapid-i.com
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU Affero General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Affero General Public License for more details.
 *
 *  You should have received a copy of the GNU Affero General Public License
 *  along with this program.  If not, see http://www.gnu.org/licenses/.
 */
package com.rapidminer.gui.viewer;

import java.util.List;

import com.rapidminer.datatable.DataTable;


/** The model for the {@link com.rapidminer.gui.viewer.DataTableViewerTable}. 
 * 
 *  @author Ingo Mierswa
 */
public class DataTableColumnEditTableModel extends DataTableViewerTableModel {
    
    private static final long serialVersionUID = 8116530590493627673L;
    
    private transient DataTable dataTable;
    private List<String> editableColumnNames;
    private Object[][] editableColumnValues;
    
    public DataTableColumnEditTableModel(DataTable dataTable, List<String> editableColumnNames) {
        super(dataTable);
    	this.dataTable = dataTable;
        this.editableColumnNames = editableColumnNames;
        editableColumnValues = new Object[editableColumnNames.size()][dataTable.getNumberOfRows()];
    }
    
    @Override
    public boolean isCellEditable(int rowIndex, int columnIndex) {
    	return (columnIndex < editableColumnNames.size());
    }
    
    @Override
	public Class<?> getColumnClass(int column) {
    	if (column < editableColumnNames.size())
    		return Object.class;
    	return super.getColumnClass(column - editableColumnNames.size());
    }
    
    @Override
	public int getRowCount() {
        return dataTable.getNumberOfRows();
    }

    @Override
	public int getColumnCount() {
        return dataTable.getNumberOfColumns() + editableColumnNames.size();
    }

    @Override
    public void setValueAt(Object aValue, int rowIndex, int columnIndex) {
    	if (columnIndex < editableColumnNames.size())
    		editableColumnValues[columnIndex][rowIndex] = aValue;
    	super.setValueAt(aValue, rowIndex, columnIndex - editableColumnNames.size());
    }
    
    
    @Override
	public Object getValueAt(int row, int col) {
    	if (col < editableColumnNames.size())
    		return editableColumnValues[col][row];
    	return super.getValueAt(row, col - editableColumnNames.size());
    }
    
    @Override
	public String getColumnName(int col) {
    	if (col < editableColumnNames.size())
    		return editableColumnNames.get(col);
    	return super.getColumnName(col - editableColumnNames.size());
    }

	public Object[] getEnteredValues(int column) {
		return editableColumnValues[column];
	}
}