Java tutorial
/******************************************************************************* * Copyright (C) 2016 MET Norway * Contact information: * Norwegian Meteorological Institute * Henrik Mohns Plass 1 * 0313 OSLO * NORWAY * * This file is part of jTimeseries * jTimeseries 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 of the License, or * (at your option) any later version. * jTimeseries 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 jTimeseries; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA *******************************************************************************/ package no.met.jtimeseries.marinogram; import java.awt.BasicStroke; import java.awt.Color; import java.text.ParseException; import java.util.Date; import java.util.List; import java.util.TimeZone; import no.met.jtimeseries.chart.ChartPlotter; import no.met.jtimeseries.chart.PlotStyle; import no.met.jtimeseries.chart.SplineStyle; import no.met.jtimeseries.chart.TimeBase; import no.met.jtimeseries.chart.Utility; import no.met.phenomenen.NumberPhenomenon; import no.met.phenomenen.filter.InListFromDateFilter; import no.met.phenomenen.weatherapi.PhenomenonName; import org.jfree.chart.axis.NumberAxis; import org.jfree.chart.axis.NumberTickUnit; import org.jfree.chart.plot.XYPlot; public class MarinogramWavePlot extends MarinogramPlot { private boolean showWaveDirection; private boolean showWaveHeight; public MarinogramWavePlot(int width, int height, String timezone, String language) { super(width, height, timezone, language); } public boolean isShowWaveDirection() { return showWaveDirection; } public void setShowWaveDirection(boolean showWaveDirection) { this.showWaveDirection = showWaveDirection; } public boolean isShowWaveHeight() { return showWaveHeight; } public void setShowWaveHeight(boolean showWaveHeight) { this.showWaveHeight = showWaveHeight; } @Override public void addPlot(MarinogramPlot plot) { throw new UnsupportedOperationException("Not supported yet."); } @Override public void removePlot(MarinogramPlot plot) { throw new UnsupportedOperationException("Not supported yet."); } @Override public XYPlot getPlot() throws ParseException { return createPlot(timezone, showWaveDirection, showWaveHeight); } private XYPlot createPlot(TimeZone timezone, boolean plotWaveDirection, boolean plotWaveHeight) { ChartPlotter plotter = new ChartPlotter(); // default setting plotter.setHeight(this.getHeight()); plotter.setWidth(this.getWidth()); plotter.setPlotDefaultProperties("", ""); Color waveHeightColor = new Color(0, 105, 161); Color waveDirectionColor = new Color(0, 105, 161); // plot style PlotStyle.Builder waveStyleBuilder = new PlotStyle.Builder("Wave"); PlotStyle plotStyle; NumberPhenomenon waveDirection = getOceanForecastDataModel() .getPhenomenen(PhenomenonName.WaveDirection.toString(), NumberPhenomenon.class); NumberPhenomenon waveHeight = getOceanForecastDataModel() .getPhenomenen(PhenomenonName.WaveHeight.toString(), NumberPhenomenon.class); if (waveHeight == null || waveDirection == null) { return null; } double tick = (waveHeight.getMaxValue() - waveHeight.getMinValue()) / 2; tick = Math.ceil(tick); double lowBound = Math.floor(waveHeight.getMinValue() / (tick)) * (tick); //The minimum scale is 0 lowBound = lowBound < 0 ? 0 : lowBound; lowBound = lowBound - tick / 2; double upperBound = lowBound + tick * 4; // reference the range axis NumberAxis leftNumberAxis = new NumberAxis(); leftNumberAxis.setLabel(messages.getString("parameter.wave") + " (m)"); leftNumberAxis.setLabelPaint(waveHeightColor); leftNumberAxis.setTickLabelPaint(waveHeightColor); leftNumberAxis.setLowerBound(lowBound); leftNumberAxis.setUpperBound(upperBound); leftNumberAxis.setTickUnit(new NumberTickUnit(tick)); NumberAxis rightNumberAxis = new NumberAxis(); rightNumberAxis.setLabelPaint(waveHeightColor); rightNumberAxis.setTickLabelPaint(waveHeightColor); rightNumberAxis.setLowerBound(lowBound); rightNumberAxis.setUpperBound(upperBound); rightNumberAxis.setTickUnit(new NumberTickUnit(tick)); List<Date> shortTermTime = this.getShortTermTime(waveDirection.getTime().get(0)); //set thte plot wave height color to be transparent if show wave height is false if (!plotWaveHeight) { waveHeightColor = new Color(0, 0, 0, 0); } // plot style plotStyle = waveStyleBuilder.spline(SplineStyle.HYBRID).stroke(new BasicStroke(2.0f)) .seriesColor(waveHeightColor).numberAxis(leftNumberAxis).nonNegative(true).build(); //Draw the wave height even if plotWaveHeight is false (but with transparent in such a case) //for the purpose to keep the same background grid and tick label on the y-axis //no matter the wave height is shown or not plotter.addLineChart(TimeBase.SECOND, waveHeight, plotStyle); plotter.getPlot().setRangeAxis(1, rightNumberAxis); plotter.getPlot().setOutlineVisible(true); // first set domain date format and then add hour based domain grid // lines // TODO: wrap this inside the addHourBasedDomainGridLines for // simplicity Date minDate = shortTermTime.get(0); Date maxDate = shortTermTime.get(shortTermTime.size() - 1); plotter.setDomainRange(minDate, maxDate); plotter.setDomainDateFormat(timezone, "HH"); // set domain range after (must) plot all the data plotter.addHourBasedDomainGridLines(); // invisible domain axis plotter.getPlot().getDomainAxis().setTickLabelsVisible(false); // add markers plotter.addDomainMarkers(shortTermTime, timezone, locale); if (plotWaveDirection) { List<Date> symbolTimes = Utility.filterMinimumHourInterval(waveDirection.getTime(), 2, 1); InListFromDateFilter symbolTimesFilter = new InListFromDateFilter(symbolTimes); waveDirection.filter(symbolTimesFilter); waveHeight = null; if (plotWaveHeight) { waveHeight = getOceanForecastDataModel().getPhenomenen(PhenomenonName.WaveHeight.toString(), NumberPhenomenon.class); waveHeight.filter(symbolTimesFilter); } plotStyle = waveStyleBuilder.seriesColor(waveDirectionColor).build(); plotter.addArrowDirectionPlot(waveDirection, waveHeight, 0.1, plotStyle); } plotter.getPlot().setRangeZeroBaselineVisible(false); return plotter.getPlot(); } }