git.gag.com Git - sw/motorsim/blob - gui/com/billkuker/rocketry/motorsim/visual/Chart.java

   1 package com.billkuker.rocketry.motorsim.visual;\r
   2 \r
   3 import java.awt.BasicStroke;\r
   4 import java.awt.BorderLayout;\r
   5 import java.awt.Color;\r
   6 import java.awt.Font;\r
   7 import java.awt.Stroke;\r
   8 import java.lang.reflect.InvocationTargetException;\r
   9 import java.lang.reflect.Method;\r
  10 import java.util.Collection;\r
  11 import java.util.Iterator;\r
  12 import java.util.concurrent.ExecutorService;\r
  13 import java.util.concurrent.Executors;\r
  14 import java.util.concurrent.ThreadFactory;\r
  15 \r
  16 import javax.measure.quantity.Area;\r
  17 import javax.measure.quantity.Length;\r
  18 import javax.measure.quantity.Quantity;\r
  19 import javax.measure.quantity.Volume;\r
  20 import javax.measure.unit.SI;\r
  21 import javax.measure.unit.Unit;\r
  22 import javax.swing.JFrame;\r
  23 import javax.swing.JPanel;\r
  24 import javax.swing.SwingUtilities;\r
  25 \r
  26 import org.apache.log4j.Logger;\r
  27 import org.jfree.chart.ChartFactory;\r
  28 import org.jfree.chart.ChartPanel;\r
  29 import org.jfree.chart.JFreeChart;\r
  30 import org.jfree.chart.plot.Marker;\r
  31 import org.jfree.chart.plot.PlotOrientation;\r
  32 import org.jfree.chart.plot.ValueMarker;\r
  33 import org.jfree.data.xy.XYSeries;\r
  34 import org.jfree.data.xy.XYSeriesCollection;\r
  35 import org.jfree.ui.RectangleAnchor;\r
  36 import org.jfree.ui.RectangleInsets;\r
  37 import org.jfree.ui.TextAnchor;\r
  38 import org.jscience.physics.amount.Amount;\r
  39 \r
  40 import com.billkuker.rocketry.motorsim.RocketScience;\r
  41 import com.billkuker.rocketry.motorsim.grain.CoredCylindricalGrain;\r
  42 \r
  43 public class Chart<X extends Quantity, Y extends Quantity> extends JPanel {\r
  44         private static final long serialVersionUID = 1L;\r
  45         private static Logger log = Logger.getLogger(Chart.class);\r
  46         \r
  47         private final Stroke dashed = new BasicStroke(1, 1, 1, 1, new float[]{2,4}, 0);\r
  48         private final Font labelFont = new Font(Font.DIALOG, Font.BOLD, 10);\r
  49 \r
  50         private static ThreadFactory tf = new ThreadFactory() {\r
  51                 public Thread newThread(Runnable r) {\r
  52                         Thread t = new Thread(r);\r
  53                         t.setDaemon(true);\r
  54                         return t;\r
  55                 }\r
  56         };\r
  57         private static ExecutorService fast = Executors.newFixedThreadPool(2, tf);\r
  58         private static ExecutorService slow = Executors.newFixedThreadPool(2, tf);\r
  59 \r
  60 \r
  61         public class IntervalDomain implements Iterable<Amount<X>> {\r
  62 \r
  63                 Amount<X> low, high, delta;\r
  64                 int steps = 100;\r
  65 \r
  66                 public IntervalDomain(Amount<X> low, Amount<X> high) {\r
  67                         this.low = low;\r
  68                         this.high = high;\r
  69                         delta = high.minus(low).divide(steps);\r
  70                 }\r
  71 \r
  72                 public IntervalDomain(Amount<X> low, Amount<X> high, int steps) {\r
  73                         this.steps = steps;\r
  74                         this.low = low;\r
  75                         this.high = high;\r
  76                         delta = high.minus(low).divide(steps);\r
  77                 }\r
  78 \r
  79                 public Iterator<Amount<X>> iterator() {\r
  80                         return new Iterator<Amount<X>>() {\r
  81                                 Amount<X> current = low;\r
  82 \r
  83                                 public boolean hasNext() {\r
  84                                         return current.isLessThan(high.plus(delta));\r
  85                                 }\r
  86 \r
  87                                 public Amount<X> next() {\r
  88                                         Amount<X> ret = current;\r
  89                                         current = current.plus(delta);\r
  90                                         return ret;\r
  91                                 }\r
  92 \r
  93                                 public final void remove() {\r
  94                                         throw new UnsupportedOperationException(\r
  95                                                         "Chart domain iterators are not modifiable.");\r
  96                                 }\r
  97                         };\r
  98                 }\r
  99 \r
 100         }\r
 101 \r
 102         XYSeriesCollection dataset = new XYSeriesCollection();\r
 103         JFreeChart chart;\r
 104 \r
 105         Unit<X> xUnit;\r
 106         Unit<Y> yUnit;\r
 107 \r
 108         Object source;\r
 109         Method f;\r
 110 \r
 111         public Chart(Unit<X> xUnit, Unit<Y> yUnit, Object source, String method)\r
 112                         throws NoSuchMethodException {\r
 113                 super(new BorderLayout());\r
 114                 f = source.getClass().getMethod(method, Amount.class);\r
 115 \r
 116                 this.source = source;\r
 117 \r
 118 \r
 119                 this.xUnit = RocketScience.UnitPreference.getUnitPreference()\r
 120                                 .getPreferredUnit(xUnit);\r
 121                 this.yUnit = RocketScience.UnitPreference.getUnitPreference()\r
 122                                 .getPreferredUnit(yUnit);\r
 123 \r
 124                 chart = ChartFactory.createXYLineChart(method.substring(0, 1)\r
 125                                 .toUpperCase()\r
 126                                 + method.substring(1), // Title\r
 127                                 this.xUnit.toString(), // x-axis Label\r
 128                                 this.yUnit.toString(), // y-axis Label\r
 129                                 dataset, PlotOrientation.VERTICAL, // Plot Orientation\r
 130                                 false, // Show Legend\r
 131                                 true, // Use tool tips\r
 132                                 false // Configure chart to generate URLs?\r
 133                                 );\r
 134                 add(new ChartPanel(chart));\r
 135         }\r
 136         \r
 137         public void addDomainMarker(Amount<X> x, String label, Color c){\r
 138                 double xVal = x.doubleValue(xUnit);\r
 139                 Marker marker = new ValueMarker(xVal);\r
 140                 marker.setStroke(dashed);\r
 141                 marker.setPaint(c);\r
 142                 marker.setLabelPaint(c);\r
 143                 marker.setLabelFont(labelFont);\r
 144                 marker.setLabel(label + ": " + RocketScience.ammountToRoundedString(x));\r
 145                 marker.setLabelTextAnchor(TextAnchor.TOP_LEFT);\r
 146                 marker.setLabelOffset(new RectangleInsets(0, -5, 0, 0));\r
 147                 chart.getXYPlot().addDomainMarker(marker);\r
 148         }\r
 149         \r
 150         public void addRangeMarker(Amount<Y> y, String label, Color c){\r
 151                 double yVal = y.doubleValue(yUnit);\r
 152                 Marker marker = new ValueMarker(yVal);\r
 153                 marker.setStroke(dashed);\r
 154                 marker.setPaint(Color.BLACK);\r
 155                 marker.setLabelFont(labelFont);\r
 156                 marker.setLabel("Max: "\r
 157                                 + RocketScience.ammountToRoundedString(Amount.valueOf(yVal,\r
 158                                                 yUnit)));\r
 159                 marker.setLabelTextAnchor(TextAnchor.TOP_LEFT);\r
 160                 marker.setLabelOffset(new RectangleInsets(0, 5, 0, 0));\r
 161                 chart.getXYPlot().addRangeMarker(marker);\r
 162         }\r
 163 \r
 164         private Marker focusMarkerX, focusMarkerY;\r
 165 \r
 166         public void mark(Amount<X> m) {\r
 167                 if (focusMarkerX != null)\r
 168                         chart.getXYPlot().removeDomainMarker(focusMarkerX);\r
 169                 if (focusMarkerY != null)\r
 170                         chart.getXYPlot().removeRangeMarker(focusMarkerY);\r
 171                 \r
 172                 if (m != null) {\r
 173                         focusMarkerX = new ValueMarker(m.doubleValue(xUnit));\r
 174                         focusMarkerX.setPaint(Color.blue);\r
 175                         focusMarkerX.setAlpha(0.8f);\r
 176                         \r
 177                         chart.getXYPlot().addDomainMarker(focusMarkerX);\r
 178                         \r
 179                         Amount<Y> val = getNear(m);\r
 180                         if ( val != null ){\r
 181                                 focusMarkerY = new ValueMarker(val.doubleValue(yUnit));\r
 182                                 focusMarkerY.setPaint(Color.BLUE);\r
 183                                 focusMarkerY.setLabelAnchor(RectangleAnchor.TOP_RIGHT);\r
 184                                 focusMarkerY.setLabelTextAnchor(TextAnchor.TOP_RIGHT);\r
 185                                 focusMarkerY.setLabelPaint(Color.BLUE);\r
 186                                 focusMarkerY.setLabelFont(labelFont);\r
 187                                 focusMarkerY.setLabelOffset(new RectangleInsets(0,5,0,0));\r
 188                                 chart.getXYPlot().addRangeMarker(focusMarkerY);\r
 189                                 focusMarkerY.setLabel(RocketScience.ammountToRoundedString(val));\r
 190                         }\r
 191                 }\r
 192         }\r
 193         \r
 194         /**\r
 195          * Get the Y value at or near a given X\r
 196          * For display use only!\r
 197          * \r
 198          * @param ax\r
 199          * @return\r
 200          */\r
 201         private Amount<Y> getNear(final Amount<X> ax){\r
 202                 if ( dataset.getSeriesCount() != 1 )\r
 203                         return null;\r
 204                 final XYSeries s = dataset.getSeries(0);\r
 205                 final double x = ax.doubleValue(xUnit);\r
 206                 int idx = s.getItemCount() / 2;\r
 207                 int delta = s.getItemCount() / 4;\r
 208                 while(true){\r
 209                         if ( s.getX(idx).doubleValue() < x ){\r
 210                                 idx += delta;\r
 211                         } else {\r
 212                                 idx -= delta;\r
 213                         }\r
 214                         delta = delta / 2;\r
 215                         if ( delta < 1 ){\r
 216                                 int idxL = idx-1;\r
 217                                 int idxH = idx;\r
 218                                 final double lowerX = s.getX(idxL).doubleValue();\r
 219                                 final double higherX = s.getX(idxH).doubleValue();\r
 220                                 final double sampleXDiff = higherX - lowerX;\r
 221                                 final double xDiff = x - lowerX;\r
 222                                 final double dist = xDiff / sampleXDiff;\r
 223                                 final double lowerY = s.getY(idxL).doubleValue();\r
 224                                 final double higherY = s.getY(idxH).doubleValue();\r
 225                                 final double y = lowerY + dist * (higherY - lowerY);\r
 226                                 \r
 227                                 return Amount.valueOf( y, yUnit);\r
 228                         }\r
 229                 }\r
 230         }\r
 231         \r
 232         private void drawDone(){\r
 233         \r
 234         }\r
 235 \r
 236         private volatile boolean stop = false;\r
 237         private volatile int lastSkipStepShown;\r
 238         public void setDomain(final Iterable<Amount<X>> d) {\r
 239                 chart.getXYPlot().clearDomainMarkers();\r
 240                 chart.getXYPlot().clearRangeMarkers();\r
 241                 lastSkipStepShown = Integer.MAX_VALUE;\r
 242                 stop = true;\r
 243                 fill(d, 100);\r
 244                 fast.submit(new Thread() {\r
 245                         public void run() {\r
 246                                 if (!stop)\r
 247                                         fill(d, 10);\r
 248                                 slow.submit(new Thread() {\r
 249                                         public void run() {\r
 250                                                 if (!stop){\r
 251                                                         fill(d, 1);\r
 252                                                 }\r
 253                                         }\r
 254                                 });\r
 255                         }\r
 256                 });\r
 257         }\r
 258 \r
 259         @SuppressWarnings("unchecked")\r
 260         private synchronized void fill(Iterable<Amount<X>> d, final int requestedSkip) {\r
 261                 log.debug(f.getName() + " " + requestedSkip + " Start");\r
 262                 stop = false;\r
 263                 int sz = 0;\r
 264                 int calculatedSkip = requestedSkip;\r
 265                 if (d instanceof Collection) {\r
 266                         sz = ((Collection<Amount<X>>) d).size();\r
 267                         int sk2 = sz / 200;\r
 268                         if (calculatedSkip < sk2)\r
 269                                 calculatedSkip = sk2;\r
 270                 }\r
 271                 // series.clear();\r
 272                 int cnt = 0;\r
 273 \r
 274                 final XYSeries newSeries = new XYSeries(f.getName());\r
 275                 try {\r
 276                         Amount<X> last = null;\r
 277                         for (Amount<X> ax : d) {\r
 278                                 if (stop) {\r
 279                                         log.debug(f.getName() + " " + calculatedSkip + " Abort");\r
 280                                         return;\r
 281                                 }\r
 282                                 last = ax;\r
 283                                 if (cnt % calculatedSkip == 0) {\r
 284                                         Amount<Y> y = (Amount<Y>) f.invoke(source, ax);\r
 285                                         newSeries.add(ax.doubleValue(xUnit), y.doubleValue(yUnit));\r
 286                                 }\r
 287                                 cnt++;\r
 288                         }\r
 289                         Amount<Y> y = (Amount<Y>) f.invoke(source, last);\r
 290                         newSeries.add(last.doubleValue(xUnit), y.doubleValue(yUnit));\r
 291                         SwingUtilities.invokeLater(new Thread() {\r
 292                                 @Override\r
 293                                 public void run() {\r
 294                                         if ( requestedSkip < lastSkipStepShown ){\r
 295                                                 lastSkipStepShown = requestedSkip;\r
 296                                                 dataset.removeAllSeries();\r
 297                                                 dataset.addSeries(newSeries);\r
 298                                                 log.debug(f.getName() + " Replaced with " + requestedSkip);\r
 299                                         }\r
 300                                         if ( requestedSkip == 1 ){\r
 301                                                 drawDone();\r
 302                                         }\r
 303                                 }\r
 304                         });\r
 305                 } catch (IllegalArgumentException e) {\r
 306                         // TODO Auto-generated catch block\r
 307                         e.printStackTrace();\r
 308                 } catch (IllegalAccessException e) {\r
 309                         // TODO Auto-generated catch block\r
 310                         e.printStackTrace();\r
 311                 } catch (InvocationTargetException e) {\r
 312                         // TODO Auto-generated catch block\r
 313                         e.printStackTrace();\r
 314                 }\r
 315                 log.debug(f.getName() + " " + calculatedSkip + " Done");\r
 316         }\r
 317 \r
 318         public void show() {\r
 319                 new JFrame() {\r
 320                         private static final long serialVersionUID = 1L;\r
 321                         {\r
 322                                 setContentPane(Chart.this);\r
 323                                 setSize(640, 480);\r
 324                                 setDefaultCloseOperation(DISPOSE_ON_CLOSE);\r
 325                         }\r
 326                 }.setVisible(true);\r
 327         }\r
 328 \r
 329         public static void main(String args[]) throws Exception {\r
 330                 CoredCylindricalGrain g = new CoredCylindricalGrain();\r
 331                 g.setLength(Amount.valueOf(70, SI.MILLIMETER));\r
 332                 g.setOD(Amount.valueOf(30, SI.MILLIMETER));\r
 333                 g.setID(Amount.valueOf(10, SI.MILLIMETER));\r
 334 \r
 335                 Chart<Length, Area> c = new Chart<Length, Area>(SI.MILLIMETER,\r
 336                                 SI.MILLIMETER.pow(2).asType(Area.class), g, "surfaceArea");\r
 337 \r
 338                 c.setDomain(c.new IntervalDomain(Amount.valueOf(0, SI.CENTIMETER), g\r
 339                                 .webThickness()));\r
 340 \r
 341                 c.show();\r
 342 \r
 343                 Chart<Length, Volume> v = new Chart<Length, Volume>(SI.MILLIMETER,\r
 344                                 SI.MILLIMETER.pow(3).asType(Volume.class), g, "volume");\r
 345 \r
 346                 v.setDomain(c.new IntervalDomain(Amount.valueOf(0, SI.CENTIMETER), g\r
 347                                 .webThickness()));\r
 348 \r
 349                 v.show();\r
 350         }\r
 351 \r
 352 }\r