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 height_color = new Color(194,31,31);
  76         static final private Color speed_color = new Color(31,194,31);
  77         static final private Color accel_color = new Color(31,31,194);
  78         static final private Color gridline_color = new Color(0, 0, 0);
  79         static final private Color border_color = new Color(255, 255, 255);
  80         static final private Color background_color = new Color(255, 255, 255);
  81
  82         MicroData       data;
  83
  84         public JPanel panel() {
  85                 return panel;
  86         }
  87
  88         private MicroSeries addSeries(int index, String label, String units, Color color) {
  89                 MicroSeries             series = new MicroSeries(label, units, color);
  90                 XYSeriesCollection      dataset = new XYSeriesCollection(series);
  91                 XYItemRenderer          renderer = new XYLineAndShapeRenderer(true, false);
  92
  93                 renderer.setSeriesPaint(0, color);
  94                 renderer.setPlot(plot);
  95                 renderer.setBaseToolTipGenerator(new StandardXYToolTipGenerator(String.format("{1}s: {2}%s ({0})", units),
  96                                                                                 new java.text.DecimalFormat("0.00"),
  97                                                                                 new java.text.DecimalFormat("0.00")));
  98                 plot.setRangeAxis(index, series.axis);
  99                 plot.setDataset(index, dataset);
 100                 plot.setRenderer(index, renderer);
 101                 plot.mapDatasetToRangeAxis(index, index);
 102                 return series;
 103         }
 104
 105         public void resetData() {
 106                 heightSeries.clear();
 107                 speedSeries.clear();
 108                 accelSeries.clear();
 109                 for (int i = 0; i < data.pressures.length; i++) {
 110                         double x = data.time(i);
 111                         heightSeries.add(x, AltosConvert.height.value(data.height(i)));
 112                         speedSeries.add(x, AltosConvert.speed.value(data.speed(i)));
 113                         accelSeries.add(x, AltosConvert.accel.value(data.acceleration(i)));
 114                 }
 115         }
 116
 117         public void setName (String name) {
 118                 chart.setTitle(name);
 119         }
 120
 121         public void setData (MicroData data) {
 122                 this.data = data;
 123                 chart.setTitle(data.name);
 124                 resetData();
 125         }
 126
 127         public void units_changed(boolean imperial_units) {
 128                 if (data != null) {
 129                         heightSeries.set_units(AltosConvert.height.show_units());
 130                         speedSeries.set_units(AltosConvert.speed.show_units());
 131                         accelSeries.set_units(AltosConvert.accel.show_units());
 132                         resetData();
 133                 }
 134         }
 135
 136         public MicroGraph() {
 137
 138                 xAxis = new NumberAxis("Time (s)");
 139
 140                 xAxis.setAutoRangeIncludesZero(true);
 141
 142                 plot = new XYPlot();
 143                 plot.setDomainAxis(xAxis);
 144                 plot.setOrientation(PlotOrientation.VERTICAL);
 145                 plot.setDomainPannable(true);
 146                 plot.setRangePannable(true);
 147
 148                 chart = new JFreeChart("Flight", JFreeChart.DEFAULT_TITLE_FONT,
 149                                        plot, true);
 150
 151                 ChartUtilities.applyCurrentTheme(chart);
 152
 153                 heightSeries = addSeries(0, "Height", AltosConvert.height.show_units(), height_color);
 154                 speedSeries = addSeries(1, "Speed", AltosConvert.speed.show_units(), speed_color);
 155                 accelSeries = addSeries(2, "Acceleration", AltosConvert.accel.show_units(), accel_color);
 156
 157                 plot.setDomainGridlinePaint(gridline_color);
 158                 plot.setRangeGridlinePaint(gridline_color);
 159                 plot.setBackgroundPaint(background_color);
 160                 plot.setBackgroundAlpha((float) 1);
 161
 162                 chart.setBackgroundPaint(background_color);
 163                 chart.setBorderPaint(border_color);
 164                 panel = new ChartPanel(chart);
 165                 panel.setMouseWheelEnabled(true);
 166                 panel.setPreferredSize(new java.awt.Dimension(800, 500));
 167
 168                 AltosPreferences.register_units_listener(this);
 169         }
 170 }