+++ /dev/null
-package tim.prune.save;
-
-import java.awt.BorderLayout;
-import java.awt.Component;
-import java.awt.FlowLayout;
-import java.awt.GridLayout;
-import java.awt.event.ActionEvent;
-import java.awt.event.ActionListener;
-import java.io.File;
-import java.io.FileWriter;
-import java.io.IOException;
-import java.text.NumberFormat;
-import java.util.Iterator;
-import java.util.TreeSet;
-
-import javax.swing.BorderFactory;
-import javax.swing.BoxLayout;
-import javax.swing.JButton;
-import javax.swing.JCheckBox;
-import javax.swing.JDialog;
-import javax.swing.JFileChooser;
-import javax.swing.JLabel;
-import javax.swing.JOptionPane;
-import javax.swing.JPanel;
-import javax.swing.JTextField;
-import javax.swing.SwingConstants;
-
-import tim.prune.App;
-import tim.prune.I18nManager;
-import tim.prune.UpdateMessageBroker;
-import tim.prune.config.Config;
-import tim.prune.data.Track;
-import tim.prune.function.Export3dFunction;
-import tim.prune.gui.DialogCloser;
-import tim.prune.load.GenericFileFilter;
-import tim.prune.threedee.ThreeDModel;
-
-/**
- * Class to export a 3d scene of the track to a specified Svg file
- */
-public class SvgExporter extends Export3dFunction
-{
- private Track _track = null;
- private JDialog _dialog = null;
- private JFileChooser _fileChooser = null;
- private double _phi = 0.0, _theta = 0.0;
- private JTextField _phiField = null, _thetaField = null;
- private JTextField _altitudeFactorField = null;
- private JCheckBox _gradientsCheckbox = null;
- private static final double _scaleFactor = 200.0;
-
-
- /**
- * Constructor
- * @param inApp App object
- */
- public SvgExporter(App inApp)
- {
- super(inApp);
- _track = inApp.getTrackInfo().getTrack();
- // Set default rotation angles
- _phi = 30; _theta = 55;
- }
-
- /** Get the name key */
- public String getNameKey() {
- return "function.exportsvg";
- }
-
- /**
- * Set the rotation angles using coordinates for the camera
- * @param inX X coordinate of camera
- * @param inY Y coordinate of camera
- * @param inZ Z coordinate of camera
- */
- public void setCameraCoordinates(double inX, double inY, double inZ)
- {
- // Calculate phi and theta based on camera x,y,z
- _phi = Math.toDegrees(Math.atan2(inX, inZ));
- _theta = Math.toDegrees(Math.atan2(inY, Math.sqrt(inX*inX + inZ*inZ)));
- }
-
-
- /**
- * Show the dialog to select options and export file
- */
- public void begin()
- {
- // Make dialog window to select input parameters
- if (_dialog == null)
- {
- _dialog = new JDialog(_parentFrame, I18nManager.getText(getNameKey()), true);
- _dialog.setLocationRelativeTo(_parentFrame);
- _dialog.getContentPane().add(makeDialogComponents());
- }
- // Get exaggeration factor from config
- final int exaggFactor = Config.getConfigInt(Config.KEY_HEIGHT_EXAGGERATION);
- if (exaggFactor > 0) {
- _altFactor = exaggFactor / 100.0;
- }
-
- // Set angles
- NumberFormat threeDP = NumberFormat.getNumberInstance();
- threeDP.setMaximumFractionDigits(3);
- _phiField.setText(threeDP.format(_phi));
- _thetaField.setText(threeDP.format(_theta));
- // Set vertical scale
- _altitudeFactorField.setText("" + _altFactor);
- // Show dialog
- _dialog.pack();
- _dialog.setVisible(true);
- }
-
-
- /**
- * Make the dialog components to select the export options
- * @return Component holding gui elements
- */
- private Component makeDialogComponents()
- {
- JPanel panel = new JPanel();
- panel.setLayout(new BorderLayout());
- JLabel introLabel = new JLabel(I18nManager.getText("dialog.exportsvg.text"));
- introLabel.setBorder(BorderFactory.createEmptyBorder(4, 4, 6, 4));
- panel.add(introLabel, BorderLayout.NORTH);
- // OK, Cancel buttons
- JPanel buttonPanel = new JPanel();
- buttonPanel.setLayout(new FlowLayout(FlowLayout.RIGHT));
- JButton okButton = new JButton(I18nManager.getText("button.ok"));
- okButton.addActionListener(new ActionListener() {
- public void actionPerformed(ActionEvent e)
- {
- doExport();
- _dialog.dispose();
- }
- });
- buttonPanel.add(okButton);
- JButton cancelButton = new JButton(I18nManager.getText("button.cancel"));
- cancelButton.addActionListener(new ActionListener() {
- public void actionPerformed(ActionEvent e) {
- _dialog.dispose();
- }
- });
- buttonPanel.add(cancelButton);
- panel.add(buttonPanel, BorderLayout.SOUTH);
-
- // central panel
- JPanel centralPanel = new JPanel();
- centralPanel.setLayout(new GridLayout(0, 2, 10, 4));
-
- // rotation angles
- JLabel phiLabel = new JLabel(I18nManager.getText("dialog.exportsvg.phi"));
- phiLabel.setHorizontalAlignment(SwingConstants.TRAILING);
- centralPanel.add(phiLabel);
- _phiField = new JTextField("" + _phi);
- _phiField.addKeyListener(new DialogCloser(_dialog));
- centralPanel.add(_phiField);
- JLabel thetaLabel = new JLabel(I18nManager.getText("dialog.exportsvg.theta"));
- thetaLabel.setHorizontalAlignment(SwingConstants.TRAILING);
- centralPanel.add(thetaLabel);
- _thetaField = new JTextField("" + _theta);
- centralPanel.add(_thetaField);
- // Altitude exaggeration
- JLabel altFactorLabel = new JLabel(I18nManager.getText("dialog.3d.altitudefactor"));
- altFactorLabel.setHorizontalAlignment(SwingConstants.TRAILING);
- centralPanel.add(altFactorLabel);
- _altitudeFactorField = new JTextField("" + _altFactor);
- centralPanel.add(_altitudeFactorField);
- // Checkbox for gradients or not
- JLabel gradientsLabel = new JLabel(I18nManager.getText("dialog.exportsvg.gradients"));
- gradientsLabel.setHorizontalAlignment(SwingConstants.TRAILING);
- centralPanel.add(gradientsLabel);
- _gradientsCheckbox = new JCheckBox();
- _gradientsCheckbox.setSelected(true);
- centralPanel.add(_gradientsCheckbox);
-
- // add this grid to the holder panel
- JPanel holderPanel = new JPanel();
- holderPanel.setLayout(new BorderLayout(5, 5));
- JPanel boxPanel = new JPanel();
- boxPanel.setLayout(new BoxLayout(boxPanel, BoxLayout.Y_AXIS));
- boxPanel.add(centralPanel);
- holderPanel.add(boxPanel, BorderLayout.CENTER);
-
- panel.add(holderPanel, BorderLayout.CENTER);
- return panel;
- }
-
-
- /**
- * Select the file and export data to it
- */
- private void doExport()
- {
- // Copy camera coordinates
- _phi = checkAngle(_phiField.getText());
- _theta = checkAngle(_thetaField.getText());
-
- // OK pressed, so choose output file
- if (_fileChooser == null)
- {
- _fileChooser = new JFileChooser();
- _fileChooser.setDialogType(JFileChooser.SAVE_DIALOG);
- _fileChooser.setFileFilter(new GenericFileFilter("filetype.svg", new String[] {"svg"}));
- _fileChooser.setAcceptAllFileFilterUsed(false);
- // start from directory in config which should be set
- final String configDir = Config.getConfigString(Config.KEY_TRACK_DIR);
- if (configDir != null) {_fileChooser.setCurrentDirectory(new File(configDir));}
- }
-
- // Allow choose again if an existing file is selected
- boolean chooseAgain = false;
- do
- {
- chooseAgain = false;
- if (_fileChooser.showSaveDialog(_parentFrame) == JFileChooser.APPROVE_OPTION)
- {
- // OK pressed and file chosen
- File file = _fileChooser.getSelectedFile();
- if (!file.getName().toLowerCase().endsWith(".svg")) {
- file = new File(file.getAbsolutePath() + ".svg");
- }
- // Check if file exists and if necessary prompt for overwrite
- Object[] buttonTexts = {I18nManager.getText("button.overwrite"), I18nManager.getText("button.cancel")};
- if (!file.exists() || JOptionPane.showOptionDialog(_parentFrame,
- I18nManager.getText("dialog.save.overwrite.text"),
- I18nManager.getText("dialog.save.overwrite.title"), JOptionPane.YES_NO_OPTION,
- JOptionPane.WARNING_MESSAGE, null, buttonTexts, buttonTexts[1])
- == JOptionPane.YES_OPTION)
- {
- // Export the file
- if (exportFile(file))
- {
- // file saved - store directory in config for later
- Config.setConfigString(Config.KEY_TRACK_DIR, file.getParentFile().getAbsolutePath());
- // also store exaggeration
- Config.setConfigInt(Config.KEY_HEIGHT_EXAGGERATION, (int) (_altFactor * 100));
- }
- else {
- // export failed so need to choose again
- chooseAgain = true;
- }
- }
- else {
- // overwrite cancelled so need to choose again
- chooseAgain = true;
- }
- }
- } while (chooseAgain);
- }
-
-
- /**
- * Export the track data to the specified file
- * @param inFile File object to save to
- * @return true if successful
- */
- private boolean exportFile(File inFile)
- {
- FileWriter writer = null;
- // find out the line separator for this system
- String lineSeparator = System.getProperty("line.separator");
- try
- {
- // create and scale model
- ThreeDModel model = new ThreeDModel(_track);
- try
- {
- // try to use given altitude factor
- _altFactor = Double.parseDouble(_altitudeFactorField.getText());
- model.setAltitudeFactor(_altFactor);
- }
- catch (NumberFormatException nfe) {}
- model.scale();
-
- boolean useGradients = _gradientsCheckbox.isSelected();
-
- // Create file and write basics
- writer = new FileWriter(inFile);
- writeStartOfFile(writer, useGradients, lineSeparator);
- writeBasePlane(writer, lineSeparator);
- // write out cardinal letters NESW
- writeCardinals(writer, lineSeparator);
-
- // write out points
- writeDataPoints(writer, model, useGradients, lineSeparator);
- writeEndOfFile(writer, lineSeparator);
-
- // everything worked
- UpdateMessageBroker.informSubscribers(I18nManager.getText("confirm.save.ok1")
- + " " + _track.getNumPoints() + " " + I18nManager.getText("confirm.save.ok2")
- + " " + inFile.getAbsolutePath());
- return true;
- }
- catch (IOException ioe)
- {
- JOptionPane.showMessageDialog(_parentFrame, I18nManager.getText("error.save.failed") + " : " + ioe.getMessage(),
- I18nManager.getText("error.save.dialogtitle"), JOptionPane.ERROR_MESSAGE);
- }
- finally
- {
- // close file ignoring exceptions
- try {
- writer.close();
- }
- catch (Exception e) {}
- }
- return false;
- }
-
-
- /**
- * Write the start of the Svg file
- * @param inWriter Writer to use for writing file
- * @param inUseGradients true to use gradients, false for flat fills
- * @param inLineSeparator line separator to use
- * @throws IOException on file writing error
- */
- private static void writeStartOfFile(FileWriter inWriter, boolean inUseGradients,
- String inLineSeparator)
- throws IOException
- {
- inWriter.write("<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>");
- inWriter.write(inLineSeparator);
- inWriter.write("<!-- Svg file produced by GpsPrune - see http://activityworkshop.net/ -->");
- inWriter.write(inLineSeparator);
- inWriter.write("<svg width=\"800\" height=\"700\">");
- inWriter.write(inLineSeparator);
- if (inUseGradients)
- {
- final String defs = "<defs>" +
- "<radialGradient id=\"wayfill\" cx=\"0.5\" cy=\"0.5\" r=\"0.5\" fx=\"0.5\" fy=\"0.5\">" +
- "<stop offset=\"0%\" stop-color=\"#2323aa\"/>" +
- "<stop offset=\"100%\" stop-color=\"#000080\"/>" +
- "</radialGradient>" + inLineSeparator +
- "<radialGradient id=\"trackfill\" cx=\"0.5\" cy=\"0.5\" r=\"0.5\" fx=\"0.5\" fy=\"0.5\">" +
- "<stop offset=\"0%\" stop-color=\"#23aa23\"/>" +
- "<stop offset=\"100%\" stop-color=\"#008000\"/>" +
- "</radialGradient>" +
- "</defs>";
- inWriter.write(defs);
- inWriter.write(inLineSeparator);
- }
- inWriter.write("<g inkscape:label=\"Layer 1\" inkscape:groupmode=\"layer\" id=\"layer1\">");
- inWriter.write(inLineSeparator);
- }
-
- /**
- * Write the base plane
- * @param inWriter Writer to use for writing file
- * @param inLineSeparator line separator to use
- * @throws IOException on file writing error
- */
- private void writeBasePlane(FileWriter inWriter, String inLineSeparator)
- throws IOException
- {
- // Use model size and camera angles to draw path for base rectangle (using 3d transform)
- int[] coords1 = convertCoordinates(-1.0, -1.0, 0);
- int[] coords2 = convertCoordinates(1.0, -1.0, 0);
- int[] coords3 = convertCoordinates(1.0, 1.0, 0);
- int[] coords4 = convertCoordinates(-1.0, 1.0, 0);
- final String corners = "M " + coords1[0] + "," + coords1[1]
- + " L " + coords2[0] + "," + coords2[1]
- + " L " + coords3[0] + "," + coords3[1]
- + " L " + coords4[0] + "," + coords4[1] + " z";
- inWriter.write("<path style=\"fill:#446666;stroke:#000000;\" d=\"" + corners + "\" id=\"rect1\" />");
- inWriter.write(inLineSeparator);
- }
-
- /**
- * Write the cardinal letters NESW
- * @param inWriter Writer to use for writing file
- * @param inLineSeparator line separator to use
- * @throws IOException on file writing error
- */
- private void writeCardinals(FileWriter inWriter, String inLineSeparator)
- throws IOException
- {
- // Use model size and camera angles to calculate positions
- int[] coordsN = convertCoordinates(0, 1.0, 0);
- writeCardinal(inWriter, coordsN[0], coordsN[1], "cardinal.n", inLineSeparator);
- int[] coordsE = convertCoordinates(1.0, 0, 0);
- writeCardinal(inWriter, coordsE[0], coordsE[1], "cardinal.e", inLineSeparator);
- int[] coordsS = convertCoordinates(0, -1.0, 0);
- writeCardinal(inWriter, coordsS[0], coordsS[1], "cardinal.s", inLineSeparator);
- int[] coordsW = convertCoordinates(-1.0, 0, 0);
- writeCardinal(inWriter, coordsW[0], coordsW[1], "cardinal.w", inLineSeparator);
- }
-
- /**
- * Write a single cardinal letter
- * @param inWriter Writer to use for writing file
- * @param inX x coordinate
- * @param inY y coordinate
- * @param inKey key for string to write
- * @param inLineSeparator line separator to use
- * @throws IOException on file writing error
- */
- private static void writeCardinal(FileWriter inWriter, int inX, int inY, String inKey, String inLineSeparator)
- throws IOException
- {
- inWriter.write("<text x=\"" + inX + "\" y=\"" + inY + "\" font-size=\"26\" fill=\"black\" " +
- "stroke=\"white\" stroke-width=\"0.5\">");
- inWriter.write(I18nManager.getText(inKey));
- inWriter.write("</text>");
- inWriter.write(inLineSeparator);
- }
-
- /**
- * Convert the given 3d coordinates into 2d coordinates by rotating and mapping
- * @param inX x coordinate (east)
- * @param inY y coordinate (north)
- * @param inZ z coordinate (up)
- * @return 2d coordinates as integer array
- */
- private int[] convertCoordinates(double inX, double inY, double inZ)
- {
- // Rotate by phi degrees around vertical axis
- final double cosPhi = Math.cos(Math.toRadians(_phi));
- final double sinPhi = Math.sin(Math.toRadians(_phi));
- final double x2 = inX * cosPhi + inY * sinPhi;
- final double y2 = inY * cosPhi - inX * sinPhi;
- final double z2 = inZ;
- // Rotate by theta degrees around horizontal axis
- final double cosTheta = Math.cos(Math.toRadians(_theta));
- final double sinTheta = Math.sin(Math.toRadians(_theta));
- double x3 = x2;
- double y3 = y2 * sinTheta + z2 * cosTheta;
- // don't need to calculate z3
- // Scale results to sensible scale for svg
- x3 = x3 * _scaleFactor + 400;
- y3 = -y3 * _scaleFactor + 350;
- return new int[] {(int) x3, (int) y3};
- }
-
- /**
- * Finish off the file by closing the tags
- * @param inWriter Writer to use for writing file
- * @param inLineSeparator line separator to use
- * @throws IOException on file writing error
- */
- private static void writeEndOfFile(FileWriter inWriter, String inLineSeparator)
- throws IOException
- {
- inWriter.write(inLineSeparator);
- inWriter.write("</g></svg>");
- inWriter.write(inLineSeparator);
- }
-
- /**
- * Write out all the data points to the file in the balls-and-sticks style
- * @param inWriter Writer to use for writing file
- * @param inModel model object for getting data points
- * @param inUseGradients true to use gradients, false for flat fills
- * @param inLineSeparator line separator to use
- * @throws IOException on file writing error
- */
- private void writeDataPoints(FileWriter inWriter, ThreeDModel inModel, boolean inUseGradients,
- String inLineSeparator)
- throws IOException
- {
- final int numPoints = inModel.getNumPoints();
- TreeSet<SvgFragment> fragments = new TreeSet<SvgFragment>();
- for (int i=0; i<numPoints; i++)
- {
- StringBuilder builder = new StringBuilder();
- int[] coords = convertCoordinates(inModel.getScaledHorizValue(i), inModel.getScaledVertValue(i),
- inModel.getScaledAltValue(i));
- // vertical rod (if altitude positive)
- if (inModel.getScaledAltValue(i) > 0.0)
- {
- int[] baseCoords = convertCoordinates(inModel.getScaledHorizValue(i), inModel.getScaledVertValue(i), 0);
- builder.append("<line x1=\"").append(baseCoords[0]).append("\" y1=\"").append(baseCoords[1])
- .append("\" x2=\"").append(coords[0]).append("\" y2=\"").append(coords[1])
- .append("\" stroke=\"gray\" stroke-width=\"3\" />");
- builder.append(inLineSeparator);
- }
- // ball (different according to type)
- if (inModel.getPointType(i) == ThreeDModel.POINT_TYPE_WAYPOINT)
- {
- // waypoint ball
- builder.append("<circle cx=\"").append(coords[0]).append("\" cy=\"").append(coords[1])
- .append("\" r=\"11\" ").append(inUseGradients?"fill=\"url(#wayfill)\"":"fill=\"blue\"")
- .append(" stroke=\"green\" stroke-width=\"0.2\" />");
- }
- else
- {
- // normal track point ball
- builder.append("<circle cx=\"").append(coords[0]).append("\" cy=\"").append(coords[1])
- .append("\" r=\"7\" ").append(inUseGradients?"fill=\"url(#trackfill)\"":"fill=\"green\"")
- .append(" stroke=\"blue\" stroke-width=\"0.2\" />");
- }
- builder.append(inLineSeparator);
- // add to set
- fragments.add(new SvgFragment(builder.toString(), coords[1]));
- }
-
- // Iterate over the sorted set and write to file
- Iterator<SvgFragment> iterator = fragments.iterator();
- while (iterator.hasNext()) {
- inWriter.write(iterator.next().getFragment());
- }
- }
-
-
- /**
- * Check the given angle value
- * @param inString String entered by user
- * @return validated value
- */
- private static double checkAngle(String inString)
- {
- double value = 0.0;
- try {
- value = Double.parseDouble(inString);
- }
- catch (Exception e) {} // ignore parse failures
- return value;
- }
-}