Mercurial > hg > release > thermostat-0.5
view vm-heap-analysis/client-core/src/main/java/com/redhat/thermostat/vm/heap/analysis/client/core/chart/OverviewChart.java @ 929:ccac9bcabaa0
Update copyright year of source code
review-thread: http://icedtea.classpath.org/pipermail/thermostat/2013-January/005295.html
reviewed-by: vanaltj
author | Mario Torre <neugens.limasoftware@gmail.com> |
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date | Wed, 23 Jan 2013 16:49:27 +0100 |
parents | 9f569536d421 |
children |
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/* * Copyright 2012, 2013 Red Hat, Inc. * * This file is part of Thermostat. * * Thermostat 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 2, or (at your * option) any later version. * * Thermostat 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 Thermostat; see the file COPYING. If not see * <http://www.gnu.org/licenses/>. * * Linking this code with other modules is making a combined work * based on this code. Thus, the terms and conditions of the GNU * General Public License cover the whole combination. * * As a special exception, the copyright holders of this code give * you permission to link this code with independent modules to * produce an executable, regardless of the license terms of these * independent modules, and to copy and distribute the resulting * executable under terms of your choice, provided that you also * meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module * which is not derived from or based on this code. If you modify * this code, you may extend this exception to your version of the * library, but you are not obligated to do so. If you do not wish * to do so, delete this exception statement from your version. */ package com.redhat.thermostat.vm.heap.analysis.client.core.chart; import java.awt.Color; import java.awt.GradientPaint; import java.awt.Paint; import java.util.Date; import javax.swing.plaf.ColorUIResource; import org.jfree.chart.ChartFactory; import org.jfree.chart.JFreeChart; import org.jfree.chart.axis.DateAxis; import org.jfree.chart.axis.NumberAxis; import org.jfree.chart.axis.TickUnits; import org.jfree.chart.axis.ValueAxis; import org.jfree.chart.plot.XYPlot; import org.jfree.chart.renderer.xy.XYDifferenceRenderer; import org.jfree.data.RangeType; import org.jfree.data.time.Millisecond; import org.jfree.data.time.TimeSeries; import org.jfree.data.time.TimeSeriesCollection; import com.redhat.thermostat.client.ui.BytesTickUnit; public class OverviewChart { private static final ColorUIResource MAIN_BAR_BASE_COLOR = new ColorUIResource(0x4A90D9); private static final String lock = new String("chartLock"); private TimeSeries total; private TimeSeries used; private String title; private String xAxis; private String yAxis; public OverviewChart(String title, String xAxis, String yAxis, String mainSeries, String secondarySeries) { this.title = title; this.xAxis = xAxis; this.yAxis = yAxis; total = new TimeSeries(mainSeries); total.setDescription(mainSeries); used = new TimeSeries(secondarySeries); used.setDescription(secondarySeries); } public JFreeChart createChart(int height, Color bgColor) { TimeSeriesCollection dataset = new TimeSeriesCollection(); synchronized (lock) { dataset.addSeries(total); dataset.addSeries(used); } JFreeChart chart = ChartFactory.createTimeSeriesChart( title, xAxis, yAxis, dataset, true, // legend false, // tool tips false // URLs ); Paint paint = new GradientPaint(0, 0, MAIN_BAR_BASE_COLOR, 0, height, bgColor); Paint paint2 = new GradientPaint(0, 0, Color.GREEN, 0, height, bgColor); XYPlot plot = (XYPlot) chart.getPlot(); plot.setDomainPannable(true); XYDifferenceRenderer r = new XYDifferenceRenderer(paint, paint2, false); r.setRoundXCoordinates(true); plot.setDomainCrosshairLockedOnData(true); plot.setRangeCrosshairLockedOnData(true); plot.setDomainCrosshairVisible(true); plot.setRangeCrosshairVisible(true); plot.setRenderer(r); ValueAxis domainAxis = new DateAxis(xAxis); domainAxis.setLowerMargin(0.0); domainAxis.setUpperMargin(0.0); plot.setDomainAxis(domainAxis); plot.setForegroundAlpha(0.5f); TickUnits tickUnits = new TickUnits(); tickUnits.add(new BytesTickUnit(1.)); tickUnits.add(new BytesTickUnit(10.)); tickUnits.add(new BytesTickUnit(100.)); tickUnits.add(new BytesTickUnit(1000.)); tickUnits.add(new BytesTickUnit(10000.)); tickUnits.add(new BytesTickUnit(100000.)); tickUnits.add(new BytesTickUnit(1000000.)); tickUnits.add(new BytesTickUnit(10000000.)); tickUnits.add(new BytesTickUnit(100000000.)); tickUnits.add(new BytesTickUnit(1000000000.)); tickUnits.add(new BytesTickUnit(10000000000.)); tickUnits.add(new BytesTickUnit(100000000000.)); tickUnits.add(new BytesTickUnit(1000000000000.)); NumberAxis yAxis = (NumberAxis) plot.getRangeAxis(); yAxis.setStandardTickUnits(tickUnits); yAxis.setRangeType(RangeType.POSITIVE); yAxis.setAutoRangeMinimumSize(10); yAxis.setAutoRange(true); return chart; } public void addData(long timeStamp, long used, long total) { Millisecond millisecond = new Millisecond(new Date(timeStamp)); synchronized (lock) { if (this.total.getValue(millisecond) == null) { this.total.add(millisecond, total, false); this.total.removeAgedItems(true); } if (this.used.getValue(millisecond) == null) { this.used.add(millisecond, used, false); this.used.removeAgedItems(true); } } } public void notifyListenersOfModelChange() { synchronized (lock) { this.total.fireSeriesChanged(); this.used.fireSeriesChanged(); } } public void setRange(int seconds) { total.setMaximumItemCount(seconds); used.setMaximumItemCount(seconds); } }