/**
* Copyright (C) 2001-2017 by RapidMiner and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapidminer.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.renderer.math;
import java.util.HashSet;
import java.util.Set;
import com.rapidminer.datatable.DataTable;
import com.rapidminer.gui.renderer.AbstractDataTableTableRenderer;
import com.rapidminer.gui.tools.CellColorProvider;
import com.rapidminer.gui.tools.CellColorProviderScaled;
import com.rapidminer.gui.tools.ExtendedJTable;
import com.rapidminer.operator.IOContainer;
import com.rapidminer.operator.visualization.dependencies.NumericalMatrix;
/**
*
* @author Sebastian Land
*/
public class NumericalMatrixTableRenderer extends AbstractDataTableTableRenderer {
@Override
public DataTable getDataTable(Object renderable, IOContainer ioContainer, boolean isRendering) {
NumericalMatrix matrix = (NumericalMatrix) renderable;
return matrix.createMatrixDataTable();
}
@Override
protected CellColorProvider getCellColorProvider(ExtendedJTable table, Object renderable) {
NumericalMatrix matrix = (NumericalMatrix) renderable;
// matrix viewer
double min = Double.POSITIVE_INFINITY;
double max = Double.NEGATIVE_INFINITY;
for (int x = 0; x < matrix.getNumberOfRows(); x++) {
for (int y = 0; y < matrix.getNumberOfColumns(); y++) {
double value = Math.abs(matrix.getValue(x, y));
if (!Double.isNaN(value)) {
min = Math.min(min, value);
max = Math.max(max, value);
}
}
}
Set<Integer> notColorized = new HashSet<Integer>();
notColorized.add(0);
return new CellColorProviderScaled(table, true, min, max, notColorized);
}
@Override
public boolean isAutoresize() {
return true;
}
}