Example usage for java.awt.event MouseEvent getX

List of usage examples for java.awt.event MouseEvent getX

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Introduction

In this page you can find the example usage for java.awt.event MouseEvent getX.

Prototype

public int getX()

Source Link

Document

Returns the horizontal x position of the event relative to the source component.

Usage

From source file:com.mirth.connect.client.ui.ChannelPanel.java

/**
 * Shows the popup menu when the trigger button (right-click) has been pushed. Deselects the
 * rows if no row was selected.//  w w w  .  java2  s.com
 */
private void checkSelectionAndPopupMenu(MouseEvent evt) {
    int row = channelTable.rowAtPoint(new Point(evt.getX(), evt.getY()));
    if (row == -1) {
        deselectRows();
    }

    if (evt.isPopupTrigger()) {
        if (row != -1) {
            if (!channelTable.isRowSelected(row)) {
                channelTable.setRowSelectionInterval(row, row);
            }

            if (((AbstractChannelTableNode) channelTable.getPathForRow(row).getLastPathComponent())
                    .isGroupNode()) {
                groupPopupMenu.show(evt.getComponent(), evt.getX(), evt.getY());
            } else {
                channelPopupMenu.show(evt.getComponent(), evt.getX(), evt.getY());
            }
        } else {
            channelPopupMenu.show(evt.getComponent(), evt.getX(), evt.getY());
        }
    }
}

From source file:com.mirth.connect.client.ui.ChannelSetup.java

/**
 * Shows the trigger-button popup menu.//w ww  .j  a  va2 s  .c  o  m
 */
private void showChannelEditPopupMenu(java.awt.event.MouseEvent evt) {
    if (evt.isPopupTrigger()) {
        parent.channelEditPopupMenu.show(evt.getComponent(), evt.getX(), evt.getY());
    }
}

From source file:com.actelion.research.table.view.JVisualization.java

public void mouseClicked(MouseEvent e) {
    if ((e.getModifiers() & InputEvent.BUTTON1_MASK) != 0) {
        VisualizationPoint marker = findMarker(e.getX(), e.getY());
        if (mActivePoint != marker) {
            // don't allow root de-selection if we are in a dedicated tree view
            boolean isPureTreeView = isTreeViewGraph() && !mTreeViewShowAll;
            if (marker != null || !isPureTreeView)
                mTableModel.setActiveRow(marker == null ? null : marker.record);
        }/* w ww. jav a 2 s  . c o m*/
    }
}

From source file:gda.plots.SimplePlot.java

/**
 * Converts the (pixel) coordinates of a MouseEvent into their actual plot value equivalents
 * //  w  w  w . ja va  2  s.c o  m
 * @param me
 *            the MouseEvent to be converted
 * @return SimpleDataCoordinate object containing the converted coordinates
 */
public SimpleDataCoordinate convertMouseEvent(MouseEvent me) {
    SimpleDataCoordinate sdc = new SimpleDataCoordinate(
            xYPlot.getDomainAxis().java2DToValue(me.getX(), getScreenDataArea(), xYPlot.getDomainAxisEdge()),

            xYPlot.getRangeAxis().java2DToValue(me.getY(), getScreenDataArea(), xYPlot.getRangeAxisEdge()));
    if (dependentXAxisOn) {
        sdc.setDependentXCalibrationValues(this.emForXAxis, this.seeForXAxis);
    }
    if (dependentYAxisOn) {
        sdc.setDependentYCalibrationValues(this.emForYAxis, this.seeForYAxis);
    }
    return sdc;

}

From source file:com.projity.pm.graphic.spreadsheet.SpreadSheet.java

public void setModel(SpreadSheetModel spreadSheetModel, SpreadSheetColumnModel spreadSheetColumnModel) {
    makeCustomTableHeader(spreadSheetColumnModel);
    TableModel oldModel = getModel();
    setModel(spreadSheetModel);/*from  w  w  w. j  av  a2 s .co m*/

    if (spreadSheetColumnModel != null) {
        //System.out.println("creating new ColModel");
        setColumnModel(spreadSheetColumnModel);

        selection = new SpreadSheetSelectionModel(this);
        selection.setRowSelection(new SpreadSheetListSelectionModel(selection, true));
        selection.setColumnSelection(new SpreadSheetListSelectionModel(selection, false));
        setSelectionModel(selection.getRowSelection());
        createDefaultColumnsFromModel(spreadSheetModel.getFieldArray()); //Consume memory
        getColumnModel().setSelectionModel(selection.getColumnSelection());
    }

    registerEditors(); //Consume memory
    initRowHeader(spreadSheetModel);
    initModel();
    initListeners();

    GraphicConfiguration config = GraphicConfiguration.getInstance();
    //fix for substance
    setTableHeader(createDefaultTableHeader());
    JTableHeader header = getTableHeader();
    header.setPreferredSize(
            new Dimension((int) header.getPreferredSize().getWidth(), config.getColumnHeaderHeight()));
    header.addMouseListener(new HeaderMouseListener(this));

    addMouseListener(new MouseAdapter() {
        //         Cursor oldCursor = null;
        //         public void mouseEntered(MouseEvent e) {
        //            Point p = e.getPoint();
        //            int col = columnAtPoint(p);
        //            Field field = ((SpreadSheetModel) getModel()).getFieldInNonTranslatedColumn(col + 1);
        //            System.out.println("mouse entered field " + field);
        //            if (field != null && field.isHyperlink()) {
        //               oldCursor = getCursor();
        //               setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
        //               System.out.println("setting new cursor to " + Cursor.getPredefinedCursor(Cursor.HAND_CURSOR) + " old is " + oldCursor);
        //            } else 
        //               super.mouseEntered(e);
        //
        //         }
        //
        //         public void mouseExited(MouseEvent e) {
        //            Point p = e.getPoint();
        //            int col = columnAtPoint(p);
        //            Field field = ((SpreadSheetModel) getModel()).getFieldInNonTranslatedColumn(col + 1);
        //            System.out.println("mouse exited field " + field);
        //            if (field != null && field.isHyperlink()) {
        //               setCursor(oldCursor);
        //               System.out.println("setting old cursor to " + oldCursor);
        //               e.consume();
        //            } else 
        //               super.mouseEntered(e);
        //         }

        public void mousePressed(MouseEvent e) { // changed to mousePressed instead of mouseClicked() for snappier handling 17/5/04 hk
            Point p = e.getPoint();
            int row = rowAtPoint(p);
            int col = columnAtPoint(p);
            SpreadSheetPopupMenu popup = getPopup();
            if (SwingUtilities.isLeftMouseButton(e)) {
                SpreadSheetColumnModel columnModel = (SpreadSheetColumnModel) getColumnModel();
                Field field = ((SpreadSheetModel) getModel()).getFieldInNonTranslatedColumn(col + 1);
                SpreadSheetModel model = (SpreadSheetModel) getModel();
                if (field.isNameField()) {
                    // if (col == columnModel.getNameIndex()) {
                    GraphicNode node = model.getNode(row);
                    if (isOnIcon(e)) {
                        if (model.getCellProperties(node).isCompositeIcon()) {
                            finishCurrentOperations();
                            selection.getRowSelection().clearSelection();
                            boolean change = true;
                            if (!node.isFetched()) // for subprojects
                                change = node.fetch();
                            if (change)
                                model.changeCollapsedState(row);
                            e.consume(); // prevent dbl click treatment below

                            // because editor may have already been
                            // installed we
                            // have to update its collapsed state
                            // updateNameCellEditor(node);

                            // editCellAt(row,model.findGraphicNodeRow(node));
                        }
                    }
                } else if (field != null && field.isHyperlink()) {
                    Hyperlink link = (Hyperlink) model.getValueAt(row, col + 1);
                    if (link != null) {
                        BrowserControl.displayURL(link.getAddress());
                        e.consume(); // prevent dbl click treatment below
                    }

                }
                if (!e.isConsumed()) {
                    if (e.getClickCount() == 2) // if above code didn't treat and is dbl click
                        doDoubleClick(row, col);
                    else
                        doClick(row, col);
                }

            } else if (popup != null && SwingUtilities.isRightMouseButton(e)) { // e.isPopupTrigger() can be used too
                //               selection.getRowSelection().clearSelection();
                //               selection.getRowSelection().addSelectionInterval(row, row);
                popup.setRow(row);
                popup.setCol(col);
                popup.show(SpreadSheet.this, e.getX(), e.getY());
            }
        }
    });

    if (oldModel != spreadSheetModel && oldModel instanceof CommonSpreadSheetModel)
        ((CommonSpreadSheetModel) getModel()).getCache().removeNodeModelListener(this);
    spreadSheetModel.getCache().addNodeModelListener(this);

    //      getColumnModel().addColumnModelListener(new TableColumnModelListener(){
    //         public void columnAdded(TableColumnModelEvent e) {
    //            // TODO Auto-generated method stub
    //            
    //         }
    //         public void columnMarginChanged(ChangeEvent e) {
    //            // TODO Auto-generated method stub
    //            
    //         }
    //         public void columnMoved(TableColumnModelEvent e) {
    //            // TODO Auto-generated method stub
    //            
    //         }
    //         public void columnRemoved(TableColumnModelEvent e) {
    //            // TODO Auto-generated method stub
    //            
    //         }
    //         public void columnSelectionChanged(ListSelectionEvent e) {
    //            System.out.println(((e.getValueIsAdjusting())?"lse=":"LSE=")+e.getFirstIndex()+", "+e.getLastIndex());
    //            SpreadSheet.this.revalidate();
    //            //SpreadSheet.this.paintImmediately(0, 0, getWidth(), GraphicConfiguration.getInstance().getColumnHeaderHeight());
    //         }
    //      });

}

From source file:course_generator.frmMain.java

private void MapViewerMouseClicked(java.awt.event.MouseEvent evt) {
    if (Track.data.size() <= 0)
        return;//  w  w  w.  ja  va2 s  . co m

    //Find the nearest point
    Coordinate c = MapViewer.getPosition(evt.getX(), evt.getY());
    int i = Track.FindNearestPoint(c.getLat(), c.getLon());
    //Selection the position on the data grid
    TableMain.setRowSelectionInterval(i, i);
    Rectangle rect = TableMain.getCellRect(i, 0, true);
    TableMain.scrollRectToVisible(rect);

    //Refresh profil position
    RefreshProfilInfo(i);
    xCrosshair.setValue(Track.data.get(i).getTotal(Settings.Unit) / 1000.0);
    yCrosshair.setValue(Track.data.get(i).getElevation(Settings.Unit));

    //Refresh position marker on the map
    RefreshCurrentPosMarker(Track.data.get(i).getLatitude(), Track.data.get(i).getLongitude());
}

From source file:net.minelord.gui.panes.IRCPane.java

public void connected() {
    SwingUtilities.invokeLater(new Runnable() {

        @Override/*from ww w  .ja  v  a 2  s.  com*/
        public void run() {
            scroller.setBounds(scrollerWithoutTopicWithUserlist);
            scroller.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
            status = "Connected";
            client.connectAlertListener();
            TitledBorder title = BorderFactory
                    .createTitledBorder(BorderFactory.createEtchedBorder(EtchedBorder.LOWERED), "Connected");
            title.setTitleJustification(TitledBorder.RIGHT);
            userList = new JList(client.getUserList().toArray());
            userScroller = new JScrollPane(userList);
            userScroller.setBounds(userScrollerWithoutTopic);
            userList.setBounds(0, 0, 210, 250);
            userList.setBackground(Color.gray);
            userList.setForeground(Color.gray.darker().darker().darker());
            userScroller.setBorder(title);
            userScroller.getVerticalScrollBar().setUnitIncrement(5);
            scroller.setBorder(BorderFactory
                    .createTitledBorder(BorderFactory.createEtchedBorder(EtchedBorder.LOWERED), ""));
            if (client.getTopic().trim().length() > 0) {
                topic = new JLabel(client.getTopic());
                scroller.setBounds(scrollerWithTopicWithUserlist);
                userScroller.setBounds(userScrollWithTopic);
                userList.setBounds(0, 0, 210, 225);
                title = BorderFactory.createTitledBorder(BorderFactory.createEtchedBorder(EtchedBorder.LOWERED),
                        "Topic set by " + client.getTopicSetter());
                title.setTitleJustification(TitledBorder.LEFT);
                topic.setBorder(title);
                topic.setBounds(topicBounds);
                add(topic);
            } else
                topic = new JLabel("");
            input.setEnabled(true);
            input.requestFocus();
            final JPopupMenu userPopup = new JPopupMenu();
            JLabel breakLine = new JLabel("____");
            JLabel help = new JLabel("Politely ask for help");
            JLabel message = new JLabel("Message");
            JLabel sortNormal = new JLabel("Normal");
            JLabel sortAlphabetical = new JLabel("Alphabetical");
            JLabel sortRoles = new JLabel("Roles");

            help.addMouseListener(new MouseAdapter() {
                public void mousePressed(MouseEvent e) {
                    userPopup.setVisible(false);
                    sendMessage("/me kicks " + userList.getModel().getElementAt(userList.getSelectedIndex())
                            + " in the shins");
                    sendMessage("I need help you pleb");
                }

                public void mouseReleased(MouseEvent e) {
                }
            });
            message.addMouseListener(new MouseAdapter() {

                @Override
                public void mouseReleased(MouseEvent paramMouseEvent) {
                    userPopup.setVisible(false);
                    input.setText("/msg " + userList.getModel().getElementAt(userList.getSelectedIndex())
                            + (input.getText().length() > 0 && input.getText().charAt(0) == ' '
                                    ? input.getText()
                                    : " " + input.getText()));
                    input.select(0, ("/msg " + userList.getModel().getElementAt(userList.getSelectedIndex())
                            + (input.getText().length() > 0 && input.getText().charAt(0) == ' ' ? "" : " "))
                                    .length());
                    input.requestFocus();
                }
            });
            sortNormal.addMouseListener(new MouseAdapter() {
                @Override
                public void mouseReleased(MouseEvent paramMouseEvent) {
                    userPopup.setVisible(false);
                    updateUserList(0);
                }
            });
            sortAlphabetical.addMouseListener(new MouseAdapter() {
                @Override
                public void mouseReleased(MouseEvent paramMouseEvent) {
                    userPopup.setVisible(false);
                    updateUserList(1);
                }
            });
            sortRoles.addMouseListener(new MouseAdapter() {
                @Override
                public void mouseReleased(MouseEvent paramMouseEvent) {
                    userPopup.setVisible(false);
                    updateUserList(2);
                }
            });
            userPopup.add(help);
            userPopup.add(message);
            userPopup.add(breakLine);
            userPopup.add(sortNormal);
            userPopup.add(sortAlphabetical);
            userPopup.add(sortRoles);

            userList.addMouseListener(new MouseAdapter() {
                public void mousePressed(MouseEvent e) {
                    check(e);
                }

                public void mouseReleased(MouseEvent e) {
                    check(e);
                }

                public void check(MouseEvent e) {
                    userList.setSelectedIndex(userList.locationToIndex(e.getPoint()));
                    userPopup.show(userList, e.getX(), e.getY());
                }
            });
            add(userScroller);

            final JPopupMenu textPopup = new JPopupMenu();
            JLabel copy = new JLabel("Copy");
            copy.addMouseListener(new MouseAdapter() {
                @Override
                public void mouseReleased(MouseEvent paramMouseEvent) {
                    textPopup.setVisible(false);
                    if (text.getSelectedText() != null && text.getSelectedText().length() != 0) {
                        StringSelection selection = new StringSelection(text.getSelectedText());
                        Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
                        clipboard.setContents(selection, selection);
                    }
                }
            });
            textPopup.add(copy);
            text.addMouseListener(new MouseAdapter() {
                public void mousePressed(MouseEvent e) {
                }

                public void mouseReleased(MouseEvent e) {
                    if (SwingUtilities.isRightMouseButton(e))
                        textPopup.show(text, e.getX(), e.getY());
                }
            });
            add(userScroller);
            repaint();
        }
    });
}

From source file:gdt.jgui.entity.webset.JWeblinkEditor.java

private void showIconMenu(MouseEvent e) {
    try {//from   www .jav  a2s. co m
        iconMenu = new JPopupMenu();
        JMenuItem loadItem = new JMenuItem("Load");
        iconMenu.add(loadItem);
        loadItem.setHorizontalTextPosition(JMenuItem.RIGHT);
        loadItem.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                try {
                    String favicon$ = "http://www.google.com/s2/favicons?domain=" + addressField.getText();
                    URL url = new URL(favicon$);
                    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
                    connection.setDoInput(true);
                    connection.connect();
                    InputStream input = connection.getInputStream();
                    ImageIcon icon = new ImageIcon(ImageIO.read(input));
                    int type = BufferedImage.TYPE_INT_RGB;
                    BufferedImage out = new BufferedImage(24, 24, type);
                    Color background = JWeblinkEditor.this.getBackground();
                    Graphics2D g2 = out.createGraphics();
                    g2.setBackground(background);
                    g2.clearRect(0, 0, 24, 24);
                    Image image = icon.getImage();
                    g2.drawImage(image, 4, 4, null);
                    g2.dispose();
                    icon = new ImageIcon(out);
                    iconIcon.setIcon(icon);
                    input.close();
                } catch (Exception ee) {
                    Logger.getLogger(getClass().getName()).info(ee.toString());
                }
            }
        });
        JMenuItem setItem = new JMenuItem("Set");
        iconMenu.add(setItem);
        setItem.setHorizontalTextPosition(JMenuItem.RIGHT);
        setItem.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                System.out.println("WeblinkEditor:set icon");
                JIconSelector is = new JIconSelector();
                String isLocator$ = is.getLocator();
                if (entihome$ != null)
                    isLocator$ = Locator.append(isLocator$, Entigrator.ENTIHOME, entihome$);
                if (entityKey$ != null)
                    isLocator$ = Locator.append(isLocator$, EntityHandler.ENTITY_KEY, entityKey$);

                String responseLocator$ = getLocator();
                responseLocator$ = Locator.append(responseLocator$, JRequester.REQUESTER_ACTION,
                        ACTION_SET_ICON);
                responseLocator$ = Locator.append(responseLocator$, BaseHandler.HANDLER_METHOD, "response");
                isLocator$ = Locator.append(isLocator$, JRequester.REQUESTER_RESPONSE_LOCATOR,
                        Locator.compressText(responseLocator$));
                JConsoleHandler.execute(console, isLocator$);
            }
        });
        iconMenu.show(e.getComponent(), e.getX(), e.getY());
    } catch (Exception ee) {
        Logger.getLogger(getClass().getName()).severe(ee.toString());
    }
}

From source file:com.haulmont.cuba.desktop.gui.components.DesktopAbstractTable.java

protected void initComponent() {
    layout = new MigLayout("flowy, fill, insets 0", "", "[min!][fill]");
    panel = new JPanel(layout);

    topPanel = new JPanel(new BorderLayout());
    topPanel.setVisible(false);//from w ww. j a  v a2 s. c o m
    panel.add(topPanel, "growx");

    scrollPane = new JScrollPane(impl);
    impl.getSelectionModel().setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
    impl.setFillsViewportHeight(true);
    panel.add(scrollPane, "grow");

    impl.setShowGrid(true);
    impl.setGridColor(Color.lightGray);

    impl.addMouseListener(new MouseAdapter() {
        @Override
        public void mouseClicked(MouseEvent e) {
            if (e.getButton() == MouseEvent.BUTTON1 && e.getClickCount() == 2) {
                handleClickAction();
            }
        }

        @Override
        public void mousePressed(MouseEvent e) {
            showPopup(e);
        }

        @Override
        public void mouseReleased(MouseEvent e) {
            showPopup(e);
        }

        protected void showPopup(MouseEvent e) {
            if (e.isPopupTrigger() && contextMenuEnabled) {
                // select row
                Point p = e.getPoint();
                int viewRowIndex = impl.rowAtPoint(p);

                int rowNumber;
                if (viewRowIndex >= 0) {
                    rowNumber = impl.convertRowIndexToModel(viewRowIndex);
                } else {
                    rowNumber = -1;
                }
                ListSelectionModel model = impl.getSelectionModel();

                if (!model.isSelectedIndex(rowNumber)) {
                    model.setSelectionInterval(rowNumber, rowNumber);
                }

                // show popup menu
                JPopupMenu popupMenu = createPopupMenu();
                if (popupMenu.getComponentCount() > 0) {
                    popupMenu.show(e.getComponent(), e.getX(), e.getY());
                }
            }
        }
    });

    ColumnControlButton columnControlButton = new ColumnControlButton(impl) {
        @Override
        protected ColumnVisibilityAction createColumnVisibilityAction(TableColumn column) {
            ColumnVisibilityAction columnVisibilityAction = super.createColumnVisibilityAction(column);

            columnVisibilityAction.addPropertyChangeListener(evt -> {
                if ("SwingSelectedKey".equals(evt.getPropertyName()) && evt.getNewValue() instanceof Boolean) {
                    ColumnVisibilityAction action = (ColumnVisibilityAction) evt.getSource();

                    String columnName = action.getActionCommand();
                    boolean collapsed = !((boolean) evt.getNewValue());

                    Column col = getColumn(columnName);
                    if (col != null) {
                        col.setCollapsed(collapsed);
                    }
                }
            });

            return columnVisibilityAction;
        }
    };
    impl.setColumnControl(columnControlButton);

    impl.getInputMap().put(KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0), "enter");
    impl.getActionMap().put("enter", new AbstractAction() {
        @Override
        public void actionPerformed(ActionEvent e) {
            if (enterPressAction != null) {
                enterPressAction.actionPerform(DesktopAbstractTable.this);
            } else {
                handleClickAction();
            }
        }
    });

    Messages messages = AppBeans.get(Messages.NAME);
    // localize default column control actions
    for (Object actionKey : impl.getActionMap().allKeys()) {
        if ("column.packAll".equals(actionKey)) {
            BoundAction action = (BoundAction) impl.getActionMap().get(actionKey);
            action.setName(messages.getMessage(DesktopTable.class, "DesktopTable.packAll"));
        } else if ("column.packSelected".equals(actionKey)) {
            BoundAction action = (BoundAction) impl.getActionMap().get(actionKey);
            action.setName(messages.getMessage(DesktopTable.class, "DesktopTable.packSelected"));
        } else if ("column.horizontalScroll".equals(actionKey)) {
            BoundAction action = (BoundAction) impl.getActionMap().get(actionKey);
            action.setName(messages.getMessage(DesktopTable.class, "DesktopTable.horizontalScroll"));
        }
    }

    // Ability to configure fonts in table
    // Add action to column control
    String configureFontsLabel = messages.getMessage(DesktopTable.class, "DesktopTable.configureFontsLabel");
    impl.getActionMap().put(ColumnControlButton.COLUMN_CONTROL_MARKER + "fonts",
            new AbstractAction(configureFontsLabel) {
                @Override
                public void actionPerformed(ActionEvent e) {
                    Component rootComponent = SwingUtilities.getRoot(impl);
                    final FontDialog fontDialog = FontDialog.show(rootComponent, impl.getFont());
                    fontDialog.addWindowListener(new WindowAdapter() {
                        @Override
                        public void windowClosed(WindowEvent e) {
                            Font result = fontDialog.getResult();
                            if (result != null) {
                                impl.setFont(result);
                                packRows();
                            }
                        }
                    });
                    fontDialog.open();
                }
            });

    // Ability to reset settings
    String resetSettingsLabel = messages.getMessage(DesktopTable.class, "DesktopTable.resetSettings");
    impl.getActionMap().put(ColumnControlButton.COLUMN_CONTROL_MARKER + "resetSettings",
            new AbstractAction(resetSettingsLabel) {
                @Override
                public void actionPerformed(ActionEvent e) {
                    resetPresentation();
                }
            });

    scrollPane.addComponentListener(new ComponentAdapter() {
        @Override
        public void componentResized(ComponentEvent e) {
            if (!columnsInitialized) {
                adjustColumnHeaders();
            }
            columnsInitialized = true;
        }
    });

    // init default row height
    SwingUtilities.invokeLater(new Runnable() {
        @Override
        public void run() {
            if (!fontInitialized) {
                applyFont(impl, impl.getFont());
            }
        }
    });
}

From source file:gda.plots.SimplePlot.java

/**
 * Part of the implementation of MouseListener - overrides the super class (ChartPanel) implementation so that the
 * mouse can be used to select a rectangle as well as for zooming.
 * //w  w w  . j  a v a 2 s .  c  om
 * @param e
 *            the mouse event which caused the call
 */
@Override
public void mousePressed(MouseEvent e) {
    // Unless a rectangle is being dragged we just
    // want to call the super class method (which
    // deals with zooming)
    if (rd == null) {
        super.mousePressed(e);
        if (magnifyingImage || magnifyingData) {
            if (e.getButton() == MouseEvent.BUTTON1) {
                magnifyRectangle = null;
                magnifyXPoint = e.getX();
                magnifyYPoint = e.getY();
            }
            if (!e.isPopupTrigger()) {
                Graphics2D g2 = (Graphics2D) getGraphics();
                g2.setXORMode(dragColour);
                if (magnifyRectangle != null) {
                    g2.fill(magnifyRectangle);
                }
                g2.dispose();
            }
        }
    } else {
        rd.mousePressed(e);
    }
}