/*
* #%L
* gitools-utils
* %%
* Copyright (C) 2013 Universitat Pompeu Fabra - Biomedical Genomics group
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program. If not, see
* <http://www.gnu.org/licenses/gpl-3.0.html>.
* #L%
*/
package org.gitools.utils.formatter;
import java.text.DecimalFormat;
import java.util.Formatter;
public class ScientificHeatmapTextFormatter extends HeatmapTextFormatter {
public static final ScientificHeatmapTextFormatter INSTANCE = new ScientificHeatmapTextFormatter();
private final StringBuilder sb;
private final Formatter fmt;
public ScientificHeatmapTextFormatter() {
super("Scientific notation", new DecimalFormat("#.#########"));
sb = new StringBuilder(14);
fmt = new Formatter(sb);
}
@Override
protected String decimal(double value) {
if (value != 0 && value < 1e-99 && value > -1e-99) {
return "~0.00";
}
if (value < 1 && value > -1) {
sb.setLength(0);
fmt.format("%.2g", value);
return sb.toString();
} else {
return getFormat().format(value);
}
}
}