private void showValues2D(CoordinateAxis2D axis2D) {

    Formatter f = new Formatter();

    if (axis2D.isInterval()) {
      ArrayDouble.D2 coords = axis2D.getCoordValuesArray();
      ArrayDouble.D3 bounds = axis2D.getCoordBoundsArray();
      if (bounds == null) {
        infoTA.appendLine("No bounds for interval " + axis2D.getFullName());
        return;
      }

      IndexIterator coordIter = coords.getIndexIterator();
      IndexIterator boundsIter = bounds.getIndexIterator();
      while (coordIter.hasNext()) {
        double coordValue = coordIter.getDoubleNext();
        if (!boundsIter.hasNext()) break;
        double bounds1 = boundsIter.getDoubleNext();
        if (!boundsIter.hasNext()) break;
        double bounds2 = boundsIter.getDoubleNext();
        f.format("%f (%f,%f) = %f%n", coordValue, bounds1, bounds2, bounds2 - bounds1);
      }

    } else {
      ArrayDouble.D2 coords = axis2D.getCoordValuesArray();
      IndexIterator coordIter = coords.getIndexIterator();
      while (coordIter.hasNext()) {
        double coordValue = coordIter.getDoubleNext();
        f.format("%f%n", coordValue);
      }
    }

    infoTA.appendLine(f.toString());
  }
 private void showDates1D(CoordinateAxis1D axis1D, CalendarDateUnit cdu) {
   if (!axis1D.isInterval()) {
     for (double val : axis1D.getCoordValues()) {
       if (Double.isNaN(val)) infoTA.appendLine(" N/A");
       else infoTA.appendLine(" " + cdu.makeCalendarDate(val));
     }
   } else { // is interval
     Formatter f = new Formatter();
     double[] b1 = axis1D.getBound1();
     double[] b2 = axis1D.getBound2();
     for (int i = 0; i < b1.length; i++)
       f.format(
           " (%f, %f) == (%s, %s)%n",
           b1[i], b2[i], cdu.makeCalendarDate((b1[i])), cdu.makeCalendarDate((b2[i])));
     infoTA.appendLine(f.toString());
   }
 }
 private void printArrays(String title, double vals[], double vals2[]) {
   Formatter sbuff = new Formatter();
   sbuff.format(" %s%n", title);
   for (int i = 0; i < vals.length; i++) {
     sbuff.format(" %3d: %10.2f  %10.2f%n", i, vals[i], vals2[i]);
   }
   sbuff.format("%n");
   infoTA.appendLine(sbuff.toString());
 }
 private void printArray(String title, double vals[]) {
   Formatter sbuff = new Formatter();
   sbuff.format(" %s=", title);
   for (double val : vals) {
     sbuff.format(" %f", val);
   }
   sbuff.format("%n");
   infoTA.appendLine(sbuff.toString());
 }
  private void showValueDiffs(CoordinateAxis axis) {
    if (!axis.isNumeric()) return;
    try {
      if (axis instanceof CoordinateAxis1D) {
        CoordinateAxis1D axis1D = (CoordinateAxis1D) axis;
        double[] mids = axis1D.getCoordValues();
        double[] diffs = new double[mids.length];
        for (int i = 0; i < mids.length - 1; i++) diffs[i] = mids[i + 1] - mids[i];
        printArrays("midpoint differences", mids, diffs);

      } else if (axis instanceof CoordinateAxis2D) {
        CoordinateAxis2D axis2D = (CoordinateAxis2D) axis;
        ArrayDouble.D2 mids = axis2D.getCoordValuesArray();
        int[] shape = mids.getShape();
        ArrayDouble.D2 diffx =
            (ArrayDouble.D2) Array.factory(DataType.DOUBLE, new int[] {shape[0], shape[1] - 1});
        for (int j = 0; j < shape[0]; j++) {
          for (int i = 0; i < shape[1] - 1; i++) {
            double diff = mids.get(j, i + 1) - mids.get(j, i);
            diffx.set(j, i, diff);
          }
        }
        infoTA.appendLine(NCdumpW.toString(diffx, "diff in x", null));

        ArrayDouble.D2 diffy =
            (ArrayDouble.D2) Array.factory(DataType.DOUBLE, new int[] {shape[0] - 1, shape[1]});
        for (int j = 0; j < shape[0] - 1; j++) {
          for (int i = 0; i < shape[1]; i++) {
            double diff = mids.get(j + 1, i) - mids.get(j, i);
            diffy.set(j, i, diff);
          }
        }
        infoTA.appendLine("\n\n\n");
        infoTA.appendLine(NCdumpW.toString(diffy, "diff in y", null));
      }

    } catch (Exception e1) {
      e1.printStackTrace();
      infoTA.appendLine(e1.getMessage());
    }
  }
  private void showValues(CoordinateAxis axis) {

    try {

      if (axis instanceof CoordinateAxis1D && axis.isNumeric()) {
        CoordinateAxis1D axis1D = (CoordinateAxis1D) axis;
        printArray("midpoints=", axis1D.getCoordValues());

        if (!axis1D.isInterval()) {
          printArray("edges=", axis1D.getCoordEdges());

        } else {
          printArray("bound1=", axis1D.getBound1());
          printArray("bound2=", axis1D.getBound2());

          Formatter f = new Formatter();
          double[] mid = axis1D.getCoordValues();
          double[] b1 = axis1D.getBound1();
          double[] b2 = axis1D.getBound2();
          for (int i = 0; i < b1.length; i++) {
            f.format("%f (%f,%f) = %f%n", mid[i], b1[i], b2[i], b2[i] - b1[i]);
          }
          infoTA.appendLine(f.toString());
        }

      } else if (axis instanceof CoordinateAxis2D && axis.isNumeric()) {
        infoTA.appendLine(NCdumpW.printVariableData(axis, null));
        showValues2D((CoordinateAxis2D) axis);

      } else {
        infoTA.appendLine(NCdumpW.printVariableData(axis, null));
      }

    } catch (IOException e1) {
      e1.printStackTrace();
      infoTA.appendLine(e1.getMessage());
    }
  }
  private void showDates2D(CoordinateAxis2D axis2D, CalendarDateUnit cdu) {
    Formatter f = new Formatter();

    if (axis2D.isInterval()) {
      ArrayDouble.D2 coords = axis2D.getCoordValuesArray();
      ArrayDouble.D3 bounds = axis2D.getCoordBoundsArray();
      if (bounds == null) {
        infoTA.appendLine("No bounds for interval " + axis2D.getFullName());
        return;
      }

      IndexIterator coordIter = coords.getIndexIterator();
      IndexIterator boundsIter = bounds.getIndexIterator();
      while (coordIter.hasNext()) {
        double coordValue = coordIter.getDoubleNext();
        if (!boundsIter.hasNext()) break;
        double bounds1 = boundsIter.getDoubleNext();
        if (!boundsIter.hasNext()) break;
        double bounds2 = boundsIter.getDoubleNext();
        f.format(
            "%s (%s,%s)%n",
            makeCalendarDateStringOrMissing(cdu, coordValue),
            makeCalendarDateStringOrMissing(cdu, bounds1),
            makeCalendarDateStringOrMissing(cdu, bounds2));
      }

    } else {
      ArrayDouble.D2 coords = axis2D.getCoordValuesArray();
      IndexIterator coordIter = coords.getIndexIterator();
      while (coordIter.hasNext()) {
        double coordValue = coordIter.getDoubleNext();
        f.format("%s%n", makeCalendarDateStringOrMissing(cdu, coordValue));
      }
    }

    infoTA.appendLine(f.toString());
  }
  private void showValuesAsDates(CoordinateAxis axis) {
    String units = axis.getUnitsString();
    String cal = getCalendarAttribute(axis);
    CalendarDateUnit cdu = CalendarDateUnit.of(cal, units);

    try {
      infoTA.appendLine(units);
      infoTA.appendLine(NCdumpW.printVariableData(axis, null));

      if (axis.getDataType().isNumeric()) {
        if (axis instanceof CoordinateAxis2D) {
          showDates2D((CoordinateAxis2D) axis, cdu);

        } else if (axis instanceof CoordinateAxis1D) { // 1D
          showDates1D((CoordinateAxis1D) axis, cdu);

        } else { // > 2D
          Array data = axis.read();
          IndexIterator ii = data.getIndexIterator();
          while (ii.hasNext()) {
            double val = ii.getDoubleNext();
            infoTA.appendLine(makeCalendarDateStringOrMissing(cdu, val));
          }
        }

      } else { // must be iso dates
        Array data = axis.read();
        Formatter f = new Formatter();
        if (data instanceof ArrayChar) {
          ArrayChar dataS = (ArrayChar) data;
          ArrayChar.StringIterator iter = dataS.getStringIterator();
          while (iter.hasNext()) f.format(" %s%n", iter.next());
          infoTA.appendLine(f.toString());

        } else if (data instanceof ArrayObject) {
          IndexIterator iter = data.getIndexIterator();
          while (iter.hasNext()) f.format(" %s%n", iter.next());
          infoTA.appendLine(f.toString());
        }
      }
    } catch (Exception ex) {
      ex.printStackTrace();
      infoTA.appendLine(ex.getMessage());
    }
  }