How to use

LinearColorMap

in

it.geosolutions.jaiext.classifier

        9999);
final LinearColorMap list = new LinearColorMap("", new LinearColorMapElement[] {n0});
  assertEquals(list.transform(testNum), testNum, 0.0);
  assertTrue(false);
} catch (Exception e) {
assertEquals(list.transform(Double.NaN), 9999, 0.0);

@Test
public void testDynamicColor() {
  entry.setColor(ff.literal("${strConcat('#FF','0000')}"));
  builder.addColorMapEntry(entry);
  LinearColorMap colorMap = builder.buildLinearColorMap();
  LinearColorMapElement[] domainElements = colorMap.getDomainElements();
  assertEquals(1, domainElements.length);
  assertEquals(1, domainElements[0].getColors().length);
  assertEquals(255, domainElements[0].getColors()[0].getRed());
  assertEquals(0, domainElements[0].getColors()[0].getGreen());
  assertEquals(0, domainElements[0].getColors()[0].getBlue());
}

/**
 * @return
 * @uml.property name="name"
 */
public String getName() {
  initColorModel();
  return this.name;
}

    new LinearColorMap(
        "testSWAN",
        new LinearColorMapElement[] {c0, c1, c3, c4},
        new Color(0, 0, 0));
assertEquals(list.getSourceDimensions(), 1);
assertEquals(list.getTargetDimensions(), 1);
assertEquals(list.getName().toString(), "testSWAN");
assertNotNull(c0.toString());

new LinearColorMap(
    name,
    (LinearColorMapElement[])

public double transform(double value) throws TransformationException {
  initColorModel();
  PiecewiseTransform1DElement transform = (PiecewiseTransform1DElement) findDomainElement(value);
  if (transform != null)
    return transform.transform(value);
  return this.preFilteringPiecewise.transform(value);
}

public Position transform(Position ptSrc, Position ptDst) throws TransformationException {
  // /////////////////////////////////////////////////////////////////////
  //
  // input checks
  //
  // /////////////////////////////////////////////////////////////////////
  ColorMapUtilities.ensureNonNull("ptSrc", ptSrc);
  if (ptDst == null) {
    ptDst = new Position();
  }
  ptDst.setOrdinatePosition(transform(ptSrc.getOrdinatePosition()));
  return ptDst;
}

preliminarChecks(standardElements, preFilteringElements);

new LinearColorMap(
    "testSWAN",
    new LinearColorMapElement[] {c0, c1, c3, c4},

public double transform(double value) throws TransformationException {
  initColorModel();
  PiecewiseTransform1DElement transform = (PiecewiseTransform1DElement) findDomainElement(value);
  if (transform != null)
    return transform.transform(value);
  return this.preFilteringPiecewise.transform(value);
}

public Position transform(Position ptSrc, Position ptDst) throws TransformationException {
  // /////////////////////////////////////////////////////////////////////
  //
  // input checks
  //
  // /////////////////////////////////////////////////////////////////////
  ColorMapUtilities.ensureNonNull("ptSrc", ptSrc);
  if (ptDst == null) {
    ptDst = new Position();
  }
  ptDst.setOrdinatePosition(transform(ptSrc.getOrdinatePosition()));
  return ptDst;
}

preliminarChecks(standardElements, preFilteringElements);

new LinearColorMap(
    "",
    new LinearColorMapElement[] {c0, c1, c3, c4, c5},

/**
 * @return
 * @uml.property name="name"
 */
public String getName() {
  initColorModel();
  return this.name;
}

  @Test
  public void testDynamicOpacity() {
    entry.setOpacity(ff.literal("${0.25*2}"));

    builder.addColorMapEntry(entry);
    LinearColorMap colorMap = builder.buildLinearColorMap();
    LinearColorMapElement[] domainElements = colorMap.getDomainElements();
    assertEquals(1, domainElements.length);
    assertEquals(1, domainElements[0].getColors().length);
    assertEquals(128, domainElements[0].getColors()[0].getAlpha());
  }
}

new LinearColorMap(
    "",
    new LinearColorMapElement[] {c0, c1, c3, c4, c5, c6},

/**
 * Returns a color model for this category list. This method builds up the color model from each category's colors (as returned by
 * {@link #getColors} ).
 * 
 * @param visibleBand The band to be made visible (usually 0). All other bands, if any will be ignored.
 * @param numBands The number of bands for the color model (usually 1). The returned color model will renderer only the {@code        visibleBand} and
 *        ignore the others, but the existence of all {@code        numBands} will be at least tolerated. Supplemental bands, even invisible, are useful
 *        for processing with Java Advanced Imaging.
 * @return The requested color model, suitable for {@link RenderedImage} objects with values in the <code>       {@link #getRange}        </code>
 *         range.
 * @uml.property name="colorModel"
 */
public IndexColorModel getColorModel() {
  initColorModel();
  return colorModel;
}

@Test
public void testDynamicColorEnv() {
  EnvFunction.setLocalValue("color", "#FF0000");
  try {
    entry.setColor(ff.literal("${env('color')}"));
    builder.addColorMapEntry(entry);
    LinearColorMap colorMap = builder.buildLinearColorMap();
    LinearColorMapElement[] domainElements = colorMap.getDomainElements();
    assertEquals(1, domainElements.length);
    assertEquals(1, domainElements[0].getColors().length);
    assertEquals(255, domainElements[0].getColors()[0].getRed());
    assertEquals(0, domainElements[0].getColors()[0].getGreen());
    assertEquals(0, domainElements[0].getColors()[0].getBlue());
  } finally {
    EnvFunction.clearLocalValues();
  }
}

new LinearColorMap(
    "",
    new LinearColorMapElement[] {c0, c1, c3, c4, c5, c6},

/**
 * Returns a color model for this category list. This method builds up the color model from each category's colors (as returned by
 * {@link #getColors} ).
 * 
 * @param visibleBand The band to be made visible (usually 0). All other bands, if any will be ignored.
 * @param numBands The number of bands for the color model (usually 1). The returned color model will renderer only the {@code        visibleBand} and
 *        ignore the others, but the existence of all {@code        numBands} will be at least tolerated. Supplemental bands, even invisible, are useful
 *        for processing with Java Advanced Imaging.
 * @return The requested color model, suitable for {@link RenderedImage} objects with values in the <code>       {@link #getRange}        </code>
 *         range.
 * @uml.property name="colorModel"
 */
public IndexColorModel getColorModel() {
  initColorModel();
  return colorModel;
}