001 /*
002 * Sonar, open source software quality management tool.
003 * Copyright (C) 2008-2012 SonarSource
004 * mailto:contact AT sonarsource DOT com
005 *
006 * Sonar is free software; you can redistribute it and/or
007 * modify it under the terms of the GNU Lesser General Public
008 * License as published by the Free Software Foundation; either
009 * version 3 of the License, or (at your option) any later version.
010 *
011 * Sonar is distributed in the hope that it will be useful,
012 * but WITHOUT ANY WARRANTY; without even the implied warranty of
013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
014 * Lesser General Public License for more details.
015 *
016 * You should have received a copy of the GNU Lesser General Public
017 * License along with Sonar; if not, write to the Free Software
018 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02
019 */
020 package org.sonar.plugins.core.charts;
021
022 import org.apache.commons.lang.StringUtils;
023 import org.jfree.chart.plot.Plot;
024 import org.jfree.chart.plot.SpiderWebPlot;
025 import org.jfree.data.category.CategoryDataset;
026 import org.jfree.data.category.DefaultCategoryDataset;
027 import org.sonar.api.charts.AbstractChart;
028 import org.sonar.api.charts.ChartParameters;
029
030 import java.awt.*;
031
032 public class XradarChart extends AbstractChart {
033
034 /**
035 * see an example of complete URL in XradarChartTest
036 */
037
038 public static final String PARAM_COLOR = "c";
039 public static final String PARAM_MAX_VALUE = "m";
040 public static final String PARAM_INTERIOR_GAP = "g";
041 public static final String PARAM_LABELS = "l";
042 public static final String PARAM_VALUES = "v";
043
044 public String getKey() {
045 return "xradar";
046 }
047
048 @Override
049 protected Plot getPlot(ChartParameters params) {
050 SpiderWebPlot plot = new SpiderWebPlot(createDataset(params));
051 plot.setStartAngle(0D);
052 plot.setOutlineVisible(false);
053 plot.setAxisLinePaint(Color.decode("0xCCCCCC"));
054 plot.setSeriesOutlineStroke(new BasicStroke(2f));
055
056 if (params.getValue(PARAM_INTERIOR_GAP) != null) {
057 plot.setInteriorGap(Double.parseDouble(params.getValue(PARAM_INTERIOR_GAP, "0.4", false)));
058 }
059 if (params.getValue(PARAM_MAX_VALUE) != null) {
060 plot.setMaxValue(Double.parseDouble(params.getValue(PARAM_MAX_VALUE, "100", false)));
061 }
062 configureColors(plot, params);
063 return plot;
064 }
065
066 private void configureColors(SpiderWebPlot plot, ChartParameters params) {
067 String[] colors = params.getValues(PARAM_COLOR, "|");
068 for (int i = 0; i < colors.length; i++) {
069 plot.setSeriesPaint(i, Color.decode("0x" + colors[i]));
070 }
071 }
072
073 private CategoryDataset createDataset(ChartParameters params) {
074 String[] labels = params.getValues(PARAM_LABELS, ",");
075 String[] values = params.getValues(PARAM_VALUES, "|");
076
077 DefaultCategoryDataset set = new DefaultCategoryDataset();
078 for (int indexValues = 0; indexValues < values.length; indexValues++) {
079 String[] fields = StringUtils.split(values[indexValues], ",");
080 for (int i = 0; i < fields.length; i++) {
081 set.addValue(Double.parseDouble(fields[i]), "" + indexValues, labels[i]);
082 }
083 }
084 return set;
085 }
086 }