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package org.jcamp.spectrum;

import org.jcamp.math.IInterval1D;
import org.jcamp.math.IOrderedArray1D;
import org.jcamp.math.IrregularAxisMap;
import org.jcamp.math.IrregularGrid1D;
import org.jcamp.math.LinearAxisMap;
import org.jcamp.math.Range1D;
import org.jcamp.units.CommonUnit;
import org.jcamp.units.Unit;

/**
 * IR spectra.
 * 
 * @author Thomas Weber
 */
public class IRSpectrum
  extends OpticalSpectrum1D {
  
  /** for serialization. */
  private static final long serialVersionUID = 2377464639384336853L;

  private final static double[] DEFAULT_WAVENUMBERS =
      new double[] { 4000.0, 3500.0, 3000.0, 2500.0, 2000.0, 1800, 1600, 1400, 1200, 1000, 800, 600, 400 };
  
  private final static IrregularGrid1D DEFAULT_XGRID = new IrregularGrid1D(DEFAULT_WAVENUMBERS);
  
  public final static Unit DEFAULT_XUNIT = CommonUnit.perCM;
  
  public final static Unit DEFAULT_YUNIT = CommonUnit.intensity;

  /**
   */
  protected IRSpectrum() {
    super();
  }

  /**
   * standard ctor.
   * 
   * @param x org.jcamp.spectrum.IOrderedDataArray1D
   * @param y org.jcamp.spectrum.IDataArray1D
   */
  public IRSpectrum(IOrderedDataArray1D x, IDataArray1D y) {
    super(x, y);
  }

  /**
   * standard ctor.
   * 
   * @param x org.jcamp.spectrum.IOrderedDataArray1D
   * @param y org.jcamp.spectrum.IDataArray1D
   * @param fullSpectrum boolean
   */
  public IRSpectrum(IOrderedDataArray1D x, IDataArray1D y, boolean fullSpectrum) {
    super(x, y, fullSpectrum);
    xAxisMap = new IrregularAxisMap(xData, DEFAULT_XGRID);
    yAxisMap = new LinearAxisMap(yData);
  }

  /**
   * cloning.
   * 
   * @return java.lang.Object
   */
  @Override
  public Object clone() {
    IRSpectrum spectrum = (IRSpectrum) super.clone();
    this.xAxisMap = new IrregularAxisMap((IOrderedArray1D) xData, DEFAULT_XGRID);
    return spectrum;
  }

  /**
   * gets spectrum ID
   * @return int
   */
  @Override
  public int getIdentifier() {
    return ISpectrumIdentifier.IR;
  }

  /**
   * isSameType method comment.
   */
  @Override
  public boolean isSameType(Spectrum otherSpectrum) {
    if (otherSpectrum instanceof IRSpectrum)
      return true;
    return false;
  }

  /**
   * sets full view range on x axis.
   */
  @Override
  public void setXFullViewRange(Range1D.Double dataRange) {
    IrregularGrid1D newGrid = new IrregularGrid1D(DEFAULT_XGRID, dataRange);
    this.xAxisMap = new IrregularAxisMap((IInterval1D) xData, newGrid);
  }
}