///*
// * Copyright (C) 2013 Dr. John Lindsay <jlindsay@uoguelph.ca>
// *
// * This program is free software: you can redistribute it and/or modify
// * it under the terms of the GNU General Public License as published by
// * the Free Software Foundation, either version 3 of the License, or
// * (at your option) any later version.
// *
// * This program is distributed in the hope that it will be useful,
// * but WITHOUT ANY WARRANTY; without even the implied warranty of
// * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// * GNU General Public License for more details.
// *
// * You should have received a copy of the GNU General Public License
// * along with this program. If not, see <http://www.gnu.org/licenses/>.
// */
//package plugins;
//
//import java.util.Date;
//import java.util.List;
//import whitebox.geospatialfiles.WhiteboxRaster;
//import whitebox.geospatialfiles.ShapeFile;
//import whitebox.geospatialfiles.shapefile.*;
//import whitebox.interfaces.WhiteboxPluginHost;
//import whitebox.interfaces.WhiteboxPlugin;
//import whitebox.structures.KdTree;
//import java.io.*;
///**
// *
// * @author johnlindsay
// */
//public class LocalPolynomialInterpolation implements WhiteboxPlugin {
//
// private WhiteboxPluginHost myHost = null;
// private String[] args;
//
// /**
// * Used to retrieve the plugin tool's name. This is a short, unique name
// * containing no spaces.
// *
// * @return String containing plugin name.
// */
// @Override
// public String getName() {
// return "LocalPolynomialInterpolation";
// }
//
// /**
// * Used to retrieve the plugin tool's descriptive name. This can be a longer
// * name (containing spaces) and is used in the interface to list the tool.
// *
// * @return String containing the plugin descriptive name.
// */
// @Override
// public String getDescriptiveName() {
// return "Local Polynomial Interpolation";
// }
//
// /**
// * Used to retrieve a short description of what the plugin tool does.
// *
// * @return String containing the plugin's description.
// */
// @Override
// public String getToolDescription() {
// return "Interpolates XYZ point data from shapefiles using a "
// + "local polynomial scheme.";
// }
//
// /**
// * Used to identify which toolboxes this plugin tool should be listed in.
// *
// * @return Array of Strings.
// */
// @Override
// public String[] getToolbox() {
// String[] ret = {"Interpolation"};
// return ret;
// }
//
// /**
// * Sets the WhiteboxPluginHost to which the plugin tool is tied. This is the
// * class that the plugin will send all feedback messages, progress updates,
// * and return objects.
// *
// * @param host The WhiteboxPluginHost that called the plugin tool.
// */
// @Override
// public void setPluginHost(WhiteboxPluginHost host) {
// myHost = host;
// }
//
// /**
// * Used to communicate feedback pop-up messages between a plugin tool and
// * the main Whitebox user-interface.
// *
// * @param feedback String containing the text to display.
// */
// private void showFeedback(String message) {
// if (myHost != null) {
// myHost.showFeedback(message);
// } else {
// System.out.println(message);
// }
// }
//
// /**
// * Used to communicate a return object from a plugin tool to the main
// * Whitebox user-interface.
// *
// * @return Object, such as an output WhiteboxRaster.
// */
// private void returnData(Object ret) {
// if (myHost != null) {
// myHost.returnData(ret);
// }
// }
// private int previousProgress = 0;
// private String previousProgressLabel = "";
//
// /**
// * Used to communicate a progress update between a plugin tool and the main
// * Whitebox user interface.
// *
// * @param progressLabel A String to use for the progress label.
// * @param progress Float containing the progress value (between 0 and 100).
// */
// private void updateProgress(String progressLabel, int progress) {
// if (myHost != null && ((progress != previousProgress)
// || (!progressLabel.equals(previousProgressLabel)))) {
// myHost.updateProgress(progressLabel, progress);
// }
// previousProgress = progress;
// previousProgressLabel = progressLabel;
// }
//
// /**
// * Used to communicate a progress update between a plugin tool and the main
// * Whitebox user interface.
// *
// * @param progress Float containing the progress value (between 0 and 100).
// */
// private void updateProgress(int progress) {
// if (myHost != null && progress != previousProgress) {
// myHost.updateProgress(progress);
// }
// previousProgress = progress;
// }
//
// /**
// * Sets the arguments (parameters) used by the plugin.
// *
// * @param args
// */
// @Override
// public void setArgs(String[] args) {
// this.args = args.clone();
// }
// private boolean cancelOp = false;
//
// /**
// * Used to communicate a cancel operation from the Whitebox GUI.
// *
// * @param cancel Set to true if the plugin should be canceled.
// */
// @Override
// public void setCancelOp(boolean cancel) {
// cancelOp = cancel;
// }
//
// private void cancelOperation() {
// showFeedback("Operation cancelled.");
// updateProgress("Progress: ", 0);
// }
// private boolean amIActive = false;
//
// /**
// * Used by the Whitebox GUI to tell if this plugin is still running.
// *
// * @return a boolean describing whether or not the plugin is actively being
// * used.
// */
// @Override
// public boolean isActive() {
// return amIActive;
// }
//
// @Override
// public void run() {
// amIActive = true;
//
// String inputFilesString = null;
// String[] pointFiles;
// String outputHeader = null;
// int row, col;
// int nrows, ncols;
// double x, y, z;
// int i;
// int progress = 0;
// int numPoints = 0;
// int lineNum = 0;
// int nlines = 0;
// double maxDist = Double.POSITIVE_INFINITY;
// double minX = Double.POSITIVE_INFINITY;
// double maxX = Double.NEGATIVE_INFINITY;
// double minY = Double.POSITIVE_INFINITY;
// double maxY = Double.NEGATIVE_INFINITY;
// double north, south, east, west;
// double resolution = 1;
// String delimiter = " ";
// boolean firstLineHeader = false;
// String str1 = null;
// FileWriter fw = null;
// BufferedWriter bw = null;
// PrintWriter out = null;
// List<KdTree.Entry<Double>> results;
// double noData = -32768;
// double northing, easting;
//
// // get the arguments
// if (args.length <= 0) {
// showFeedback("Plugin parameters have not been set.");
// return;
// }
// inputFilesString = args[0];
// firstLineHeader = Boolean.parseBoolean(args[1]);
// outputHeader = args[2];
// resolution = Double.parseDouble(args[3]);
// if (!args[4].equalsIgnoreCase("not specified")) {
// maxDist = Double.parseDouble(args[4]);
// }
//
// // check to see that the inputHeader and outputHeader are not null.
// if ((inputFilesString.length() <= 0) || (outputHeader == null)) {
// showFeedback("One or more of the input parameters have not been set properly.");
// return;
// }
//
// try {
// pointFiles = inputFilesString.split(";");
// int numPointFiles = pointFiles.length;
//
// if (maxDist < Double.POSITIVE_INFINITY) {
// maxDist = maxDist * maxDist;
// }
//
// updateProgress("Counting the number of points:", 0);
// numPoints = 0;
// for (i = 0; i < numPointFiles; i++) {
// nlines = countLinesInFile(pointFiles[i]);
// if (firstLineHeader) {
// numPoints += nlines - 1;
// } else {
// numPoints += nlines;
// }
// }
//
// KdTree<Double> pointsTree = new KdTree.SqrEuclid<>(2, new Integer(numPoints));
//
// nlines = 0;
// for (i = 0; i < numPointFiles; i++) {
// DataInputStream in = null;
// BufferedReader br = null;
// try {
// // Open the file that is the first command line parameter
// FileInputStream fstream = new FileInputStream(pointFiles[i]);
// // Get the object of DataInputStream
// in = new DataInputStream(fstream);
//
// br = new BufferedReader(new InputStreamReader(in));
//
// String line;
// String[] str;
// lineNum = 1;
// //Read File Line By Line
// while ((line = br.readLine()) != null) {
// str = line.split(delimiter);
// if (str.length <= 1) {
// delimiter = "\t";
// str = line.split(delimiter);
// if (str.length <= 1) {
// delimiter = " ";
// str = line.split(delimiter);
// if (str.length <= 1) {
// delimiter = ",";
// str = line.split(delimiter);
// }
// }
// }
// if ((lineNum > 1 || !firstLineHeader) && (str.length >= 3)) {
// x = Double.parseDouble(str[0]);
// y = Double.parseDouble(str[1]);
// z = Double.parseDouble(str[2]);
// double[] entry = {y, x};
// pointsTree.addPoint(entry, z);
// if (x < minX) {
// minX = x;
// }
// if (x > maxX) {
// maxX = x;
// }
// if (y < minY) {
// minY = y;
// }
// if (y > maxY) {
// maxY = y;
// }
// }
// lineNum++;
// nlines++;
// progress = (int) (100d * nlines / numPoints);
// updateProgress("Reading point data:", progress);
// }
// //Close the input stream
// in.close();
// br.close();
//
// } catch (java.io.IOException e) {
// System.err.println("Error: " + e.getMessage());
// } finally {
// try {
// if (in != null || br != null) {
// in.close();
// br.close();
// }
// } catch (java.io.IOException ex) {
// }
//
// }
// }
//
// // What are north, south, east, and west and how many rows and
// // columns should there be?
//
// west = minX - 0.5 * resolution;
// north = maxY + 0.5 * resolution;
// nrows = (int)(Math.ceil((north - minY) / resolution));
// ncols = (int)(Math.ceil((maxX - west) / resolution));
// south = north - nrows * resolution;
// east = west + ncols * resolution;
//
// // create the whitebox header file.
// fw = new FileWriter(outputHeader, false);
// bw = new BufferedWriter(fw);
// out = new PrintWriter(bw, true);
//
// str1 = "Min:\t" + Double.toString(Integer.MAX_VALUE);
// out.println(str1);
// str1 = "Max:\t" + Double.toString(Integer.MIN_VALUE);
// out.println(str1);
// str1 = "North:\t" + Double.toString(north);
// out.println(str1);
// str1 = "South:\t" + Double.toString(south);
// out.println(str1);
// str1 = "East:\t" + Double.toString(east);
// out.println(str1);
// str1 = "West:\t" + Double.toString(west);
// out.println(str1);
// str1 = "Cols:\t" + Integer.toString(ncols);
// out.println(str1);
// str1 = "Rows:\t" + Integer.toString(nrows);
// out.println(str1);
// str1 = "Data Type:\t" + "float";
// out.println(str1);
// str1 = "Z Units:\t" + "not specified";
// out.println(str1);
// str1 = "XY Units:\t" + "not specified";
// out.println(str1);
// str1 = "Projection:\t" + "not specified";
// out.println(str1);
// str1 = "Data Scale:\tcontinuous";
// out.println(str1);
// str1 = "Preferred Palette:\t" + "spectrum.pal";
// out.println(str1);
// str1 = "NoData:\t" + noData;
// out.println(str1);
// if (java.nio.ByteOrder.nativeOrder() == java.nio.ByteOrder.LITTLE_ENDIAN) {
// str1 = "Byte Order:\t" + "LITTLE_ENDIAN";
// } else {
// str1 = "Byte Order:\t" + "BIG_ENDIAN";
// }
// out.println(str1);
//
// out.close();
//
// // Create the whitebox raster object.
// WhiteboxRaster image = new WhiteboxRaster(outputHeader, "rw");
//
// double halfResolution = resolution / 2;
// for (row = 0; row < nrows; row++) {
// for (col = 0; col < ncols; col++) {
// easting = (col * resolution) + (west + halfResolution);
// northing = (north - halfResolution) - (row * resolution);
// double[] entry = {northing, easting};
// results = pointsTree.nearestNeighbor(entry, 1, true);
// if (results.get(0).distance < maxDist) {
// image.setValue(row, col, results.get(0).value);
// } else {
// image.setValue(row, col, noData);
// }
// }
// if (cancelOp) {
// cancelOperation();
// return;
// }
// progress = (int) (100f * row / (nrows - 1));
// updateProgress("Interpolating point data:", progress);
// }
//
// image.addMetadataEntry("Created by the "
// + getDescriptiveName() + " tool.");
// image.addMetadataEntry("Created on " + new Date());
//
// image.close();
//
// // returning a header file string displays the image.
// returnData(outputHeader);
//
// } catch (OutOfMemoryError oe) {
// showFeedback("The Java Virtual Machine (JVM) is out of memory");
// } catch (Exception e) {
// showFeedback(e.getMessage());
// } finally {
// updateProgress("Progress: ", 0);
// // tells the main application that this process is completed.
// amIActive = false;
// myHost.pluginComplete();
// }
// }
//}