areaviewer.java

Contiki是一个开源

        inSelectMode = true;
      } else if (e.getActionCommand().equals("set pan mode")) {
        // Remove all other mouse motion listeners
        for (MouseMotionListener reggedListener: canvas.getMouseMotionListeners()) {
          canvas.removeMouseMotionListener(reggedListener);
        }
        inSelectMode = false;
        inTrackMode = false;

        // Add the special pan mouse motion listener
        canvas.addMouseMotionListener(canvasPanModeHandler);
      } else if (e.getActionCommand().equals("set zoom mode")) {
        // Remove all other mouse motion listeners
        for (MouseMotionListener reggedListener: canvas.getMouseMotionListeners()) {
          canvas.removeMouseMotionListener(reggedListener);
        }
        inSelectMode = false;
        inTrackMode = false;

        // Add the special zoom mouse motion listener
        canvas.addMouseMotionListener(canvasZoomModeHandler);
      } else if (e.getActionCommand().equals("set track rays mode")) {
        // Remove all other mouse motion listeners
        for (MouseMotionListener reggedListener: canvas.getMouseMotionListeners()) {
          canvas.removeMouseMotionListener(reggedListener);
        }
        inSelectMode = false;
        inTrackMode = true;

      } else if (e.getActionCommand().equals("toggle show settings")) {
        if (((JCheckBox) e.getSource()).isSelected()) {
          scrollControlPanel.setVisible(true);
        } else {
          scrollControlPanel.setVisible(false);
        }
        thisPlugin.invalidate();
        thisPlugin.revalidate();

      }
    }
  };

  /**
   * Selects which graphical parts should be painted
   */
  private ActionListener selectGraphicsHandler = new ActionListener() {
    public void actionPerformed(ActionEvent e) {
      if (e.getActionCommand().equals("toggle background")) {
        drawBackgroundImage = ((JCheckBox) e.getSource()).isSelected();
      } else if (e.getActionCommand().equals("toggle obstacles")) {
        drawCalculatedObstacles = ((JCheckBox) e.getSource()).isSelected();
      } else if (e.getActionCommand().equals("toggle channel")) {
        drawChannelProbabilities = ((JCheckBox) e.getSource()).isSelected();
      } else if (e.getActionCommand().equals("toggle radios")) {
        drawRadios = ((JCheckBox) e.getSource()).isSelected();
      } else if (e.getActionCommand().equals("toggle radio activity")) {
        drawRadioActivity = ((JCheckBox) e.getSource()).isSelected();
      } else if (e.getActionCommand().equals("toggle arrow")) {
        drawScaleArrow = ((JCheckBox) e.getSource()).isSelected();
      }

      canvas.repaint();
    }
  };

  /**
   * Helps user set a background image which can be analysed for obstacles/freespace.
   */
  private ActionListener obstacleHandler = new ActionListener() {

    /**
     * Choosable file filter that supports tif, gif, jpg, png, bmp.
     */
    class ImageFilter extends FileFilter {
      public boolean accept(File f) {
        if (f.isDirectory()) {
          return true;
        }

        String filename = f.getName();
        if (filename == null) {
          return false;
        }

        if (filename.endsWith(".gif") || filename.endsWith(".GIF") ||
            filename.endsWith(".jpg") || filename.endsWith(".JPG") ||
            filename.endsWith(".jpeg") || filename.endsWith(".JPEG") ||
            filename.endsWith(".png") || filename.endsWith(".PNG")){
          return true;
        }

        return false;
      }

      public String getDescription() {
        return "All supported images";
      }
    }

    class ImageSettingsDialog extends JDialog {

      private double
      virtualStartX = 0.0,
      virtualStartY = 0.0,
      virtualWidth = 0.0,
      virtualHeight = 0.0;

      private JFormattedTextField
      virtualStartXField,
      virtualStartYField,
      virtualWidthField,
      virtualHeightField;

      private boolean terminatedOK = false;

      private NumberFormat doubleFormat = NumberFormat.getNumberInstance();

      /**
       * Creates a new dialog for settings background parameters
       */
      protected ImageSettingsDialog(File imageFile, Image image, Frame frame) {
        super(frame, "Image settings");
        setupDialog();
      }
      protected ImageSettingsDialog(File imageFile, Image image, Dialog dialog) {
        super(dialog, "Image settings");
        setupDialog();
      }
      protected ImageSettingsDialog(File imageFile, Image image, Window window) {
        super(window, "Image settings");
        setupDialog();
      }

      private void setupDialog() {
        JPanel mainPanel, tempPanel;
        setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
        doubleFormat.setMinimumIntegerDigits(1);

        setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);

        // Set layout and add components
        mainPanel = new JPanel();
        mainPanel.setLayout(new BoxLayout(mainPanel, BoxLayout.Y_AXIS));

        tempPanel = new JPanel(new GridLayout(1, 2));
        tempPanel.add(new JLabel("Start X (m)     "));
        virtualStartXField = new JFormattedTextField(doubleFormat);
        virtualStartXField.setValue(new Double(0.0));
        tempPanel.add(virtualStartXField);
        mainPanel.add(tempPanel);

        tempPanel = new JPanel(new GridLayout(1, 2));
        tempPanel.add(new JLabel("Start Y (m)"));
        virtualStartYField = new JFormattedTextField(doubleFormat);
        virtualStartYField.setValue(new Double(0.0));
        tempPanel.add(virtualStartYField);
        mainPanel.add(tempPanel);

        tempPanel = new JPanel(new GridLayout(1, 2));
        tempPanel.add(new JLabel("Width (m)"));
        virtualWidthField = new JFormattedTextField(doubleFormat);
        virtualWidthField.setValue(new Double(100.0));
        tempPanel.add(virtualWidthField);
        mainPanel.add(tempPanel);

        tempPanel = new JPanel(new GridLayout(1, 2));
        tempPanel.add(new JLabel("Height (m)"));
        virtualHeightField = new JFormattedTextField(doubleFormat);
        virtualHeightField.setValue(new Double(100.0));
        tempPanel.add(virtualHeightField);
        mainPanel.add(tempPanel);

        mainPanel.add(Box.createVerticalGlue());
        mainPanel.add(Box.createVerticalStrut(10));

        tempPanel = new JPanel();
        tempPanel.setLayout(new BoxLayout(tempPanel, BoxLayout.X_AXIS));
        tempPanel.add(Box.createHorizontalGlue());

        final JButton okButton = new JButton("OK");
        this.getRootPane().setDefaultButton(okButton);
        final JButton cancelButton = new JButton("Cancel");
        okButton.addActionListener(new ActionListener() {
          public void actionPerformed(ActionEvent e) {
            virtualStartX = ((Number) virtualStartXField.getValue()).doubleValue();
            virtualStartY = ((Number) virtualStartYField.getValue()).doubleValue();
            virtualWidth = ((Number) virtualWidthField.getValue()).doubleValue();
            virtualHeight = ((Number) virtualHeightField.getValue()).doubleValue();

            terminatedOK = true;
            dispose();
}
        });
        cancelButton.addActionListener(new ActionListener() {
          public void actionPerformed(ActionEvent e) {
            terminatedOK = false;
            dispose();
          }
        });

        tempPanel.add(okButton);
        tempPanel.add(cancelButton);
        mainPanel.add(tempPanel);

        mainPanel.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
        add(mainPanel);

        // Show dialog
        setModal(true);
        pack();
        setLocationRelativeTo(this.getParent());
        setVisible(true);
      }

      public boolean terminatedOK() {
        return terminatedOK;
      }
      public double getVirtualStartX() {
        return virtualStartX;
      }
      public double getVirtualStartY() {
        return virtualStartY;
      }
      public double getVirtualWidth() {
        return virtualWidth;
      }
      public double getVirtualHeight() {
        return virtualHeight;
      }

    }

    public void actionPerformed(ActionEvent e) {
      if (e.getActionCommand().equals("set custom bitmap")) {
        if (!setCustomBitmap() || !analyzeBitmapForObstacles()) {
          backgroundImage = null;
          currentChannelModel.removeAllObstacles();

          noneButton.setSelected(true);
          repaint();
        }
      } else if (e.getActionCommand().equals("set predefined 1")) {
        currentChannelModel.removeAllObstacles();
        currentChannelModel.addRectObstacle(0, 0, 50, 5, false);
        currentChannelModel.addRectObstacle(0, 5, 5, 50, false);

        currentChannelModel.addRectObstacle(70, 0, 20, 5, false);
        currentChannelModel.addRectObstacle(0, 70, 5, 20, false);

        currentChannelModel.notifySettingsChanged();
        repaint();
      } else if (e.getActionCommand().equals("set predefined 2")) {
        currentChannelModel.removeAllObstacles();
        currentChannelModel.addRectObstacle(0, 0, 10, 10, false);
        currentChannelModel.addRectObstacle(30, 0, 10, 10, false);
        currentChannelModel.addRectObstacle(60, 0, 10, 10, false);
        currentChannelModel.addRectObstacle(90, 0, 10, 10, false);

        currentChannelModel.addRectObstacle(5, 90, 10, 10, false);
        currentChannelModel.addRectObstacle(25, 90, 10, 10, false);
        currentChannelModel.addRectObstacle(45, 90, 10, 10, false);
        currentChannelModel.addRectObstacle(65, 90, 10, 10, false);
        currentChannelModel.addRectObstacle(85, 90, 10, 10, false);
        currentChannelModel.notifySettingsChanged();
        repaint();
      } else if (e.getActionCommand().equals("set no obstacles")) {
        backgroundImage = null;
        currentChannelModel.removeAllObstacles();
        repaint();
      } else {
        logger.fatal("Unhandled action command: " + e.getActionCommand());
      }
    }

    private boolean setCustomBitmap() {

      /* Select image file */
      JFileChooser fileChooser = new JFileChooser();
      ImageFilter filter = new ImageFilter();
      fileChooser.addChoosableFileFilter(filter);

      int returnVal = fileChooser.showOpenDialog(canvas);
      if (returnVal != JFileChooser.APPROVE_OPTION) {
        return false;
      }

      File file = fileChooser.getSelectedFile();
      if (!filter.accept(file)) {
        logger.fatal("Non-supported file type, aborting");
        return false;
      }

      logger.info("Opening '" + file.getAbsolutePath() + "'");

      /* Load image data */
      Toolkit toolkit = Toolkit.getDefaultToolkit();
      Image image = toolkit.getImage(file.getAbsolutePath());

      MediaTracker tracker = new MediaTracker(canvas);
      tracker.addImage(image, 1);

      try {
        tracker.waitForAll();
        if (tracker.isErrorAny() || image == null) {
          logger.info("Error when loading '" + file.getAbsolutePath() + "'");
          image = null;
          return false;
        }
      } catch (InterruptedException ex) {
        logger.fatal("Interrupted during image loading, aborting");
        return false;
      }

      /* Set virtual size of image */
      Container topParent = GUI.getTopParentContainer();
      ImageSettingsDialog dialog;
      if (topParent instanceof Frame) {
        dialog = new ImageSettingsDialog(file, image, (Frame) topParent);
      } else if (topParent instanceof Dialog) {
        dialog = new ImageSettingsDialog(file, image, (Dialog) topParent);
      } else if (topParent instanceof Window) {
        dialog = new ImageSettingsDialog(file, image, (Window) topParent);
      } else {
        logger.fatal("Unknown parent container, aborting");
        return false;
      }

      if (!dialog.terminatedOK()) {
        logger.fatal("User canceled, aborting");
        image = null;
        return false;
      }

      /* Show loaded image */
      backgroundStartX = dialog.getVirtualStartX();
      backgroundStartY = dialog.getVirtualStartY();
      backgroundWidth = dialog.getVirtualWidth();
      backgroundHeight = dialog.getVirtualHeight();

      backgroundImage = image;
      backgroundImageFile = file;

      return true;
    }