How to use

TileTransformer

in

com.oculusinfo.tile.rendering.transformations.tile

/**
 * Set the tile index, and level minimum and maximum for the impending read
 * @param tileIndex The index of the tile to be rendererd.
 * @param levelMinimum The level minimum.
 * @param levelMaximum The level maximum.
 */
public void setLevelProperties (TileIndex tileIndex,
                String levelMinimum,
                String levelMaximum) {
  _tileCoordinate = tileIndex;
  _levelMaximum = levelMaximum;
  _levelMinimum = levelMinimum;
  try {
    TileTransformer<?> tileTransformer = produce(TileTransformer.class);
    if (null != tileTransformer) {
      Pair<Double, Double> extrema = tileTransformer.getTransformedExtrema(this);
      _transformFactory.setExtrema(extrema.getFirst(), extrema.getSecond());
      Pair<Double, Double> rawExtrema = tileTransformer.getRawExtrema(this);
      _alphaTransformFactory.setExtrema(rawExtrema.getFirst(), rawExtrema.getSecond()/2);
    }
  } catch (ConfigurationException e1) {
    String layer;
    try {
      layer = getPropertyValue(LAYER_ID);
    } catch (ConfigurationException e2) {
      layer = "unknown layer";
    }
    LOGGER.warn("Error determining layer-specific extrema for "+layer);
  }
}

return transformer.transform( deserializedJSON );

modifiedData = tileTransformer.transform( modifiedData );