# HG changeset patch
# User Sascha L. Teichmann <teichmann@intevation.de>
# Date 1410172075 -7200
# Node ID a12e0245643bbfd14084a2a78958df8ba9edb0d4
# Parent  204905c16ade24803211f822ec7e652c0273ce5a
Anti programming: Throw CrossSectionApp away. Not useful ATM. The backing data structures are fine now and the original purpose of the app was to figure them out.

diff -r 204905c16ade -r a12e0245643b artifacts/src/main/java/org/dive4elements/river/artifacts/charts/CrossSectionApp.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/charts/CrossSectionApp.java	Mon Sep 08 12:21:32 2014 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,702 +0,0 @@
-/* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
- * Software engineering by Intevation GmbH
- *
- * This file is Free Software under the GNU AGPL (>=v3)
- * and comes with ABSOLUTELY NO WARRANTY! Check out the
- * documentation coming with Dive4Elements River for details.
- */
-
-package org.dive4elements.river.artifacts.charts;
-
-import org.dive4elements.river.backend.SessionFactoryProvider;
-
-import org.dive4elements.river.artifacts.geom.Lines;
-
-import org.dive4elements.river.model.CrossSection;
-import org.dive4elements.river.model.CrossSectionLine;
-import org.dive4elements.river.model.CrossSectionPoint;
-
-import org.dive4elements.river.utils.Pair;
-
-import org.dive4elements.river.jfree.StableXYDifferenceRenderer;
-
-import java.awt.BorderLayout;
-import java.awt.Dimension;
-import java.awt.FlowLayout;
-
-import java.awt.event.ActionEvent;
-import java.awt.event.ActionListener;
-import java.awt.event.ItemEvent;
-import java.awt.event.ItemListener;
-
-import java.awt.geom.Point2D;
-import java.awt.geom.Rectangle2D;
-
-import java.io.File;
-import java.io.FileWriter;
-import java.io.IOException;
-import java.io.PrintWriter;
-
-import java.math.BigDecimal;
-import java.math.MathContext;
-
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-import java.util.Map;
-import java.util.TreeMap;
-
-import java.awt.Color;
-import java.awt.Paint;
-import java.awt.TexturePaint;
-
-import java.awt.image.BufferedImage;
-
-import javax.swing.DefaultComboBoxModel;
-import javax.swing.JButton;
-import javax.swing.JComboBox;
-import javax.swing.JPanel;
-import javax.swing.JScrollPane;
-import javax.swing.JTable;
-import javax.swing.JTextField;
-
-import javax.swing.event.TableModelEvent;
-import javax.swing.event.TableModelListener;
-
-import javax.swing.table.AbstractTableModel;
-
-import org.hibernate.Query;
-import org.hibernate.Session;
-
-import org.jfree.chart.ChartFactory;
-import org.jfree.chart.ChartPanel;
-import org.jfree.chart.ChartUtilities;
-import org.jfree.chart.JFreeChart;
-
-import org.jfree.chart.axis.NumberAxis;
-
-import org.jfree.chart.plot.PlotOrientation;
-import org.jfree.chart.plot.XYPlot;
-
-import org.jfree.data.xy.DefaultXYDataset;
-import org.jfree.data.xy.XYSeries;
-import org.jfree.data.xy.XYDataset;
-import org.jfree.data.xy.XYSeriesCollection;
-import org.jfree.chart.renderer.xy.XYItemRenderer;
-
-import org.jfree.ui.ApplicationFrame;
-import org.jfree.ui.RefineryUtilities;
-
-
-/**
- * Standalone tech-demo.
- */
-public class CrossSectionApp
-extends      ApplicationFrame
-{
-    public static final String RIVER = System.getProperty("river", "Saar");
-
-    public static final String WATER_LEVEL = System.getProperty("waterlevel");
-
-    public static final String KM = System.getProperty("km");
-
-    public static final double EPSILON = 1e-4;
-
-    protected Session session;
-
-    protected JComboBox crossSectionLinesCB;
-    protected JTextField waterlevelTF;
-
-    protected ChartPanel chartPanel;
-
-    protected Double lastWaterLevel;
-
-    protected List<CrossSection> crossSections;
-    protected boolean [] drawCrossSection;
-    protected boolean [] drawWaterLevel;
-    protected boolean [] drawGround;
-    protected boolean [] drawFill;
-
-    protected Map<Double, List<Pair<CrossSection, CrossSectionLine>>> km2lines;
-
-    protected static final Paint TRANSPARENT = createTransparentPaint();
-
-    public class CrossSectionTableModel extends AbstractTableModel {
-
-        @Override
-        public String getColumnName(int col) {
-            switch (col) {
-                case 0: return "Peilungsname";
-                case 1: return "Peilung";
-                case 2: return "Wasserstand";
-                case 3: return "Boden";
-                case 4: return "Wasser";
-            }
-            return "";
-        }
-
-        @Override
-        public int getColumnCount() {
-            return 5;
-        }
-
-        @Override
-        public int getRowCount() {
-            return crossSections != null ? crossSections.size() : 0;
-        }
-
-        @Override
-        public Object getValueAt(int row, int col) {
-            if (crossSections == null) return null;
-            switch (col) {
-                case 0: return crossSections.get(row).getDescription();
-                case 1: return drawCrossSection[row];
-                case 2: return drawWaterLevel[row];
-                case 3: return drawGround[row];
-                case 4: return drawFill[row];
-            }
-            return null;
-        }
-
-        @Override
-        public void setValueAt(Object value, int row, int col) {
-            switch (col) {
-                case 1:
-                    if (change(drawCrossSection, row, (Boolean)value)) {
-                        fireTableCellUpdated(row, col);
-                    }
-                    break;
-                case 2:
-                    if (change(drawWaterLevel, row, (Boolean)value)) {
-                        fireTableCellUpdated(row, col);
-                    }
-                    break;
-                case 3:
-                    if (change(drawGround, row, (Boolean)value)) {
-                        fireTableCellUpdated(row, col);
-                    }
-                    break;
-                case 4:
-                    if (change(drawFill, row, (Boolean)value)) {
-                        fireTableCellUpdated(row, col);
-                    }
-                    break;
-            }
-        }
-
-        @Override
-        public Class<?> getColumnClass(int columnIndex) {
-            switch (columnIndex) {
-                case 0: return String.class;
-                case 1:
-                case 2:
-                case 3:
-                case 4: return Boolean.class;
-            }
-            return null;
-        }
-
-        @Override
-        public boolean isCellEditable(
-            int rowIndex,
-            int columnIndex
-        ) {
-            return columnIndex >= 1 && columnIndex <= 4;
-        }
-    } // class CrossSectionTableModel
-
-    private static boolean change(
-        boolean [] values,
-        int        index,
-        boolean    value
-    ) {
-        if (values[index] != value) {
-            values[index] = value;
-            return true;
-        }
-        return false;
-    }
-
-    public static class CrossSectionLineItem {
-
-        Double km;
-        List<Pair<CrossSection, CrossSectionLine>> lines;
-
-        public CrossSectionLineItem(
-            Double km,
-            List<Pair<CrossSection, CrossSectionLine>> lines
-        ) {
-            this.km    = km;
-            this.lines = lines;
-        }
-
-        public String toString() {
-            return String.valueOf(km);
-        }
-    } // CrossSectionLineItem
-
-    public CrossSectionApp(String title) {
-        super(title);
-
-        session = SessionFactoryProvider
-            .createSessionFactory()
-            .openSession();
-
-        JPanel content = createContent();
-        content.setPreferredSize(new Dimension(800, 480));
-        setContentPane(content);
-    }
-
-
-    /** Query and return CrossSections for named river. */
-    public List<CrossSection> crossSections(String river) {
-        Query query = session.createQuery(
-            "from CrossSection where river.name = :river");
-        query.setParameter("river", river);
-        return query.list();
-    }
-
-    protected Map<Double, List<Pair<CrossSection, CrossSectionLine>>>
-        loadAllLines(List<CrossSection> crossSections) {
-        Map<Double, List<Pair<CrossSection, CrossSectionLine>>> km2lines =
-            new TreeMap<Double, List<Pair<CrossSection, CrossSectionLine>>>();
-        for (CrossSection cs: crossSections) {
-            List<CrossSectionLine> lines = cs.getLines();
-            for (CrossSectionLine csl: lines) {
-                Double km = Math.round(csl.getKm().doubleValue() * 1000d)/1000d;
-                List<Pair<CrossSection, CrossSectionLine>> ls
-                    = km2lines.get(km);
-                if (ls == null) {
-                    ls = new ArrayList<Pair<CrossSection, CrossSectionLine>>(2);
-                    km2lines.put(km, ls);
-                }
-                ls.add(new Pair<CrossSection, CrossSectionLine>(cs, csl));
-            }
-        }
-        return km2lines;
-    }
-
-    public JPanel createContent() {
-        JPanel panel = new JPanel(new BorderLayout());
-
-        JPanel nav = new JPanel(new FlowLayout());
-
-        crossSections = crossSections(RIVER);
-        km2lines = loadAllLines(crossSections);
-
-        int CS = crossSections.size();
-        Arrays.fill(drawCrossSection = new boolean[CS], true);
-        drawWaterLevel = new boolean[CS];
-        drawGround     = new boolean[CS];
-        drawFill       = new boolean[CS];
-
-        Object [] clis = createCrossSectionLineItems(km2lines);
-
-        DefaultComboBoxModel dcbm = new DefaultComboBoxModel(clis);
-
-        crossSectionLinesCB = new JComboBox(dcbm);
-
-        if (KM != null) {
-            try {
-                double km = Double.parseDouble(KM);
-
-                CrossSectionLineItem found = null;
-
-                for (Object o: clis) {
-                    CrossSectionLineItem csli = (CrossSectionLineItem)o;
-                    if (Math.abs(csli.km - km) < EPSILON) {
-                        found = csli;
-                        break;
-                    }
-                }
-
-                if (found != null) {
-                    crossSectionLinesCB.setSelectedItem(found);
-                }
-            }
-            catch (NumberFormatException nfe) {
-                System.err.println("km is not a number: "
-                    + nfe.getMessage());
-            }
-        }
-
-        nav.add(crossSectionLinesCB);
-
-        crossSectionLinesCB.addItemListener(new ItemListener() {
-            @Override
-            public void itemStateChanged(ItemEvent ie) {
-                if (ie.getStateChange() == ItemEvent.SELECTED) {
-                    updateChart();
-                }
-            }
-        });
-
-        waterlevelTF = new JTextField(5);
-
-        if (WATER_LEVEL != null) {
-            try {
-                waterlevelTF.setText(
-                    (lastWaterLevel = Double.valueOf(WATER_LEVEL)).toString());
-            }
-            catch (NumberFormatException nfe) {
-                System.err.println("Water level not a number: " +
-                    nfe.getMessage());
-            }
-        }
-
-        waterlevelTF.addActionListener(new ActionListener() {
-            @Override
-            public void actionPerformed(ActionEvent ae) {
-                waterLevelChanged();
-            }
-        });
-
-        nav.add(waterlevelTF);
-
-        JButton dump = new JButton("dump");
-
-        dump.addActionListener(new ActionListener() {
-            @Override
-            public void actionPerformed(ActionEvent ae) {
-                dumpData();
-            }
-        });
-
-        nav.add(dump);
-
-
-        chartPanel = createChartPanel();
-
-        panel.add(chartPanel, BorderLayout.CENTER);
-
-
-        CrossSectionTableModel cstm = new CrossSectionTableModel();
-
-        cstm.addTableModelListener(new TableModelListener() {
-            @Override
-            public void tableChanged(TableModelEvent e) {
-                updateChart();
-            }
-        });
-
-        JTable crossTable = new JTable(cstm);
-
-        JPanel west = new JPanel(new BorderLayout());
-        JScrollPane scrollPane = new JScrollPane(crossTable);
-        west.add(scrollPane);
-
-        west.add(nav, BorderLayout.SOUTH);
-
-        panel.add(west, BorderLayout.WEST);
-
-        return panel;
-    }
-
-    protected void waterLevelChanged() {
-        String value = waterlevelTF.getText();
-        try {
-            lastWaterLevel = Double.valueOf(value);
-        }
-        catch (NumberFormatException nfe) {
-            waterlevelTF.setText(
-                lastWaterLevel != null ? lastWaterLevel.toString() : "");
-            return;
-        }
-        updateChart();
-    }
-
-    protected void updateChart() {
-
-        JFreeChart chart = createChart();
-
-        chartPanel.setChart(chart);
-    }
-
-    protected ChartPanel createChartPanel() {
-
-        JFreeChart chart = createChart();
-
-        return new ChartPanel(chart);
-    }
-
-    protected void dumpData() {
-
-        CrossSectionLineItem csli =
-            (CrossSectionLineItem)crossSectionLinesCB.getSelectedItem();
-
-        if (csli == null) {
-            return;
-        }
-
-        double km = Math.round(csli.km.doubleValue() * 1000d)/1000d;
-
-        String kmS = String.valueOf(km).replace(".", "-");
-
-        int i = 1;
-        File file = new File("cross-section-" + kmS + ".txt");
-        while (file.exists()) {
-            file = new File("cross-section-" + kmS + "[" + (i++) + "].txt");
-        }
-
-        System.err.println("dump points to file '" + file + "'");
-
-        PrintWriter out = null;
-
-        MathContext mc = new MathContext(3);
-
-        try {
-            out =
-                new PrintWriter(
-                new FileWriter(file));
-
-            for (Pair<CrossSection, CrossSectionLine> pair: csli.lines) {
-                out.println("# " + pair.getA().getDescription());
-                for (CrossSectionPoint point: pair.getB().getPoints()) {
-                    out.println(
-                        new BigDecimal(point.getX()).round(mc) + " " +
-                        new BigDecimal(point.getY()).round(mc));
-                }
-            }
-
-            out.flush();
-        }
-        catch (IOException ioe) {
-            ioe.printStackTrace();
-        }
-        finally {
-            if (out != null) {
-                out.close();
-            }
-        }
-    }
-
-    public void generateWaterLevels(
-        List<Point2D>                         points,
-        List<Pair<XYDataset, XYItemRenderer>> datasets
-    ) {
-        if (points == null || points.isEmpty() || lastWaterLevel == null) {
-            return;
-        }
-
-        double [][] data = Lines.createWaterLines(points, lastWaterLevel).points;
-        XYSeries series =
-            new XYSeries(String.valueOf(lastWaterLevel), false);
-
-        double [] x = data[0];
-        double [] y = data[1];
-        for (int i = 0; i < x.length; ++i) {
-            series.add(x[i], y[i], false);
-        }
-
-        datasets.add(new Pair<XYDataset, XYItemRenderer>(
-            new XYSeriesCollection(series), null));
-    }
-
-    public void generateFill(
-        List<Point2D>                         points,
-        String                                legend,
-        List<Pair<XYDataset, XYItemRenderer>> datasets
-    ) {
-        if (points == null || points.isEmpty() || lastWaterLevel == null) {
-            return;
-        }
-
-        double [][] data   = Lines.createWaterLines(points, lastWaterLevel).points;
-        double [][] values = CrossSectionLine.fetchCrossSectionProfile(points);
-
-        DefaultXYDataset dataset = new DefaultXYDataset();
-
-        dataset.addSeries(legend + "-Linie", values);
-        dataset.addSeries(legend + "-Fl\u00e4che", data);
-
-        datasets.add(new Pair<XYDataset, XYItemRenderer>(
-            dataset,
-            new StableXYDifferenceRenderer(
-                TRANSPARENT, Color.blue, false)));
-    }
-
-    public void generateProfile(
-        List<Point2D>                         points,
-        String                                legend,
-        List<Pair<XYDataset, XYItemRenderer>> datasets
-    ) {
-        if (points == null || points.isEmpty()) {
-            return;
-        }
-
-        double [][] values = CrossSectionLine.fetchCrossSectionProfile(points);
-
-        XYSeries series = new XYSeries(legend, false);
-
-        double [] x = values[0];
-        double [] y = values[1];
-        for (int i = 0; i < x.length; ++i) {
-            series.add(x[i], y[i], false);
-        }
-
-        datasets.add(new Pair<XYDataset, XYItemRenderer>(
-            new XYSeriesCollection(series), null));;
-    }
-
-
-    /**
-     * @param legend the legend entry.
-     */
-    public void generateGround(
-        List<Point2D>                         points,
-        String                                legend,
-        List<Pair<XYDataset, XYItemRenderer>> datasets
-    ) {
-        if (points == null || points.isEmpty()) {
-            return;
-        }
-
-        double [][] values = CrossSectionLine.fetchCrossSectionProfile(points);
-
-        DefaultXYDataset dataset = new DefaultXYDataset();
-
-        dataset.addSeries(legend, values);
-
-        StableXYDifferenceRenderer renderer =
-            new StableXYDifferenceRenderer();
-
-        datasets.add(new Pair<XYDataset, XYItemRenderer>(
-            dataset, renderer));
-    }
-
-    public List<Pair<XYDataset, XYItemRenderer>> generateDatasets() {
-
-        List<Pair<XYDataset, XYItemRenderer>> datasets =
-            new ArrayList<Pair<XYDataset, XYItemRenderer>>();
-
-        CrossSectionLineItem csli =
-            (CrossSectionLineItem)crossSectionLinesCB.getSelectedItem();
-
-        for (int i = 0; i < drawCrossSection.length; ++i) {
-            List<Point2D> points = null;
-            CrossSection cs = crossSections.get(i);
-
-            if (drawGround[i]) {
-                for (Pair<CrossSection, CrossSectionLine> csl: csli.lines) {
-                    if (csl.getA() == cs) {
-                        if (points == null) {
-                            points = csl.getB().fetchCrossSectionLinesPoints();
-                        }
-                        generateGround(
-                            points,
-                            cs.getDescription() + "/Boden",
-                            datasets);
-                        break;
-                    }
-                }
-            }
-
-            if (drawFill[i]) {
-                for (Pair<CrossSection, CrossSectionLine> csl: csli.lines) {
-                    if (csl.getA() == cs) {
-                        if (points == null) {
-                            points = csl.getB().fetchCrossSectionLinesPoints();
-                        }
-
-                        generateFill(
-                            points, cs.getDescription(), datasets);
-                        break;
-                    }
-                }
-            }
-
-            if (drawCrossSection[i]) {
-                for (Pair<CrossSection, CrossSectionLine> csl: csli.lines) {
-                    if (csl.getA() == cs) {
-                        if (points == null) {
-                            points = csl.getB().fetchCrossSectionLinesPoints();
-                        }
-
-                        generateProfile(
-                            points, cs.getDescription(), datasets);
-                        break;
-                    }
-                }
-            }
-
-            if (drawWaterLevel[i]) {
-                for (Pair<CrossSection, CrossSectionLine> csl: csli.lines) {
-                    if (csl.getA() == cs) {
-                        if (points == null) {
-                            points = csl.getB().fetchCrossSectionLinesPoints();
-                        }
-                        generateWaterLevels(points, datasets);
-                        break;
-                    }
-                }
-            }
-
-        }
-
-        return datasets;
-    }
-
-    protected Object [] createCrossSectionLineItems(
-        Map<Double, List<Pair<CrossSection, CrossSectionLine>>> km2lines
-    ) {
-        Object [] result = new Object[km2lines.size()];
-        int i = 0;
-        for (Map.Entry<Double, List<Pair<CrossSection, CrossSectionLine>>> entry:
-            km2lines.entrySet()) {
-            result[i++] = new CrossSectionLineItem(
-                entry.getKey(),
-                entry.getValue());
-        }
-        return result;
-    }
-
-
-    public JFreeChart createChart() {
-        JFreeChart chart = ChartFactory.createXYLineChart(
-            null,
-            "Abstand [m]",
-            "H\u00f6he [m]",
-            null,
-            PlotOrientation.VERTICAL,
-            true,
-            true,
-            false);
-
-        List<Pair<XYDataset, XYItemRenderer>> datasets =
-            generateDatasets();
-
-        XYPlot plot = chart.getXYPlot();
-
-        for (int i = 0, N = datasets.size(); i < N; ++i) {
-            Pair<XYDataset, XYItemRenderer> p = datasets.get(i);
-            plot.setDataset(i, p.getA());
-            plot.mapDatasetToRangeAxis(i, 0);
-            XYItemRenderer renderer = p.getB();
-            if (renderer != null) {
-                plot.setRenderer(i, renderer);
-            }
-        }
-
-        NumberAxis yAxis = (NumberAxis)plot.getRangeAxis();
-        yAxis.setAutoRangeIncludesZero(false);
-
-        ChartUtilities.applyCurrentTheme(chart);
-        return chart;
-    }
-
-    protected static Paint createTransparentPaint() {
-        BufferedImage texture = new BufferedImage(
-            1, 1, BufferedImage.TYPE_4BYTE_ABGR);
-
-        return new TexturePaint(
-            texture, new Rectangle2D.Double(0d, 0d, 0d, 0d));
-    }
-
-    public static void main(String [] args) {
-        CrossSectionApp csa = new CrossSectionApp("Querprofile");
-        csa.pack();
-        RefineryUtilities.centerFrameOnScreen(csa);
-        csa.setVisible(true);
-    }
-}
-// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :