git.gag.com Git - fw/altos/blob - micropeak/MicroGraph.java

   1 /*
   2  * Copyright © 2012 Keith Packard <keithp@keithp.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; version 2 of the License.
   7  *
   8  * This program is distributed in the hope that it will be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  16  */
  17
  18 package org.altusmetrum.micropeak;
  19
  20 import java.io.*;
  21 import java.util.ArrayList;
  22
  23 import java.awt.*;
  24 import javax.swing.*;
  25 import org.altusmetrum.AltosLib.*;
  26
  27 import org.jfree.ui.*;
  28 import org.jfree.chart.*;
  29 import org.jfree.chart.plot.*;
  30 import org.jfree.chart.axis.*;
  31 import org.jfree.chart.renderer.*;
  32 import org.jfree.chart.renderer.xy.*;
  33 import org.jfree.chart.labels.*;
  34 import org.jfree.data.xy.*;
  35 import org.jfree.data.*;
  36
  37 class MicroSeries extends XYSeries {
  38         NumberAxis      axis;
  39         String          label;
  40         String          units;
  41         Color           color;
  42
  43         String label() {
  44                 return String.format("%s (%s)", label, units);
  45         }
  46
  47         void set_units(String units) {
  48                 this.units = units;
  49
  50                 axis.setLabel(label());
  51         }
  52
  53         public MicroSeries (String label, String units, Color color) {
  54                 super(label);
  55                 this.label = label;
  56                 this.units = units;
  57                 this.color = color;
  58
  59                 axis = new NumberAxis(label());
  60                 axis.setLabelPaint(color);
  61                 axis.setTickLabelPaint(color);
  62         }
  63 }
  64
  65 public class MicroGraph implements AltosUnitsListener {
  66
  67         XYPlot          plot;
  68         JFreeChart      chart;
  69         ChartPanel      panel;
  70         NumberAxis      xAxis;
  71         MicroSeries     heightSeries;
  72         MicroSeries     speedSeries;
  73         MicroSeries     accelSeries;
  74
  75         static final private Color red = new Color(194,31,31);
  76         static final private Color green = new Color(31,194,31);
  77         static final private Color blue = new Color(31,31,194);
  78
  79         MicroData       data;
  80
  81         public JPanel panel() {
  82                 return panel;
  83         }
  84
  85         private MicroSeries addSeries(int index, String label, String units, Color color) {
  86                 MicroSeries             series = new MicroSeries(label, units, color);
  87                 XYSeriesCollection      dataset = new XYSeriesCollection(series);
  88                 XYItemRenderer          renderer = new XYLineAndShapeRenderer(true, false);
  89
  90                 renderer.setSeriesPaint(0, color);
  91                 renderer.setPlot(plot);
  92                 renderer.setBaseToolTipGenerator(new StandardXYToolTipGenerator(String.format("{1}s: {2}%s ({0})", units),
  93                                                                                 new java.text.DecimalFormat("0.00"),
  94                                                                                 new java.text.DecimalFormat("0.00")));
  95                 plot.setRangeAxis(index, series.axis);
  96                 plot.setDataset(index, dataset);
  97                 plot.setRenderer(index, renderer);
  98                 plot.mapDatasetToRangeAxis(index, index);
  99                 return series;
 100         }
 101
 102         public void resetData() {
 103                 heightSeries.clear();
 104                 speedSeries.clear();
 105                 accelSeries.clear();
 106                 for (int i = 0; i < data.pressures.length; i++) {
 107                         double x = data.time(i);
 108                         heightSeries.add(x, AltosConvert.height.value(data.height(i)));
 109                         speedSeries.add(x, AltosConvert.speed.value(data.speed(i)));
 110                         accelSeries.add(x, AltosConvert.accel.value(data.acceleration(i)));
 111                 }
 112         }
 113
 114         public void setData (MicroData data) {
 115                 this.data = data;
 116                 resetData();
 117         }
 118
 119         public void units_changed(boolean imperial_units) {
 120                 if (data != null) {
 121                         heightSeries.set_units(AltosConvert.height.show_units());
 122                         speedSeries.set_units(AltosConvert.speed.show_units());
 123                         accelSeries.set_units(AltosConvert.accel.show_units());
 124                         resetData();
 125                 }
 126         }
 127
 128         public MicroGraph() {
 129
 130                 xAxis = new NumberAxis("Time (s)");
 131
 132                 xAxis.setAutoRangeIncludesZero(true);
 133
 134                 plot = new XYPlot();
 135                 plot.setDomainAxis(xAxis);
 136                 plot.setOrientation(PlotOrientation.VERTICAL);
 137                 plot.setDomainPannable(true);
 138                 plot.setRangePannable(true);
 139
 140                 heightSeries = addSeries(0, "Height", AltosConvert.height.show_units(), red);
 141                 speedSeries = addSeries(1, "Speed", AltosConvert.speed.show_units(), green);
 142                 accelSeries = addSeries(2, "Acceleration", AltosConvert.accel.show_units(), blue);
 143
 144                 chart = new JFreeChart("Flight", JFreeChart.DEFAULT_TITLE_FONT,
 145                                        plot, true);
 146
 147                 ChartUtilities.applyCurrentTheme(chart);
 148                 panel = new ChartPanel(chart);
 149                 panel.setMouseWheelEnabled(true);
 150                 panel.setPreferredSize(new java.awt.Dimension(800, 500));
 151
 152                 AltosPreferences.register_units_listener(this);
 153         }
 154 }