EventBrowserView.java

package edu.stanford.hci.r3.events.replay;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Component;
import java.awt.Container;
import java.awt.Font;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.io.File;

import javax.swing.BorderFactory;
import javax.swing.BoundedRangeModel;
import javax.swing.JButton;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JTextArea;

import prefuse.Display;
import prefuse.data.query.NumberRangeModel;
import edu.stanford.hci.r3.PaperToolkit;
import edu.stanford.hci.r3.pattern.calibrate.CalibrationEngine;
import edu.stanford.hci.r3.pen.ink.Ink;
import edu.stanford.hci.r3.util.DebugUtils;
import edu.stanford.hci.r3.util.WindowUtils;
import edu.stanford.hci.r3.util.components.JRangeSlider;
import edu.stanford.hci.r3.util.files.FileUtils;

public class EventBrowserView extends JFrame {

        private EventBrowser browser;

        private JPanel commandsPanel;

        private Display display;

        private JPanel eventSliderPanel;

        private JPanel eventVizView;

        private JButton playButton;

        private BoundedRangeModel rangeModel;

        private JRangeSlider rangeSlider;

        private JTextArea infoArea;

        private JPanel bottomPanel;

        private JButton importButton;

        private JButton clearButton;

        private JButton playFastButton;

        public EventBrowserView(EventBrowser brows, Display disp) {
                browser = brows;
                display = disp;
                setTitle("Event Browser");
                setSize(800, 320);
                setupComponents();

                // this frame is displayed by the application manager
                // so it should not exit the application on close

                // center it relative to the dekstop
                setLocation(WindowUtils.getWindowOrigin(this, WindowUtils.DESKTOP_CENTER));
        }

        private JButton getClearButton() {
                if (clearButton == null) {
                        clearButton = new JButton("Clear");
                        clearButton.addActionListener(new ActionListener() {
                                public void actionPerformed(ActionEvent e) {
                                        browser.clearLoadedEvents();
                                }
                        });
                }
                return clearButton;
        }

        private Component getCommandsPanel() {
                if (commandsPanel == null) {
                        commandsPanel = new JPanel();
                        commandsPanel.add(getClearButton());
                        commandsPanel.add(getImportButton());
                        commandsPanel.add(getExportButton());
                        commandsPanel.add(getPlayButton());
                }
                return commandsPanel;
        }

        private Component getInfoArea() {
                if (infoArea == null) {
                        infoArea = new JTextArea();
                        infoArea.setEditable(false);
                        infoArea.setFont(new Font("Tahoma", Font.PLAIN, 14));
                        infoArea.setBorder(BorderFactory.createEmptyBorder(7, 5, 7, 5));
                        infoArea.setForeground(Color.WHITE);
                        infoArea.setText("Ready...");
                }
                return infoArea;
        }

        private Component getEventSliderPanel() {
                if (eventSliderPanel == null) {
                        eventSliderPanel = new JPanel();
                        eventSliderPanel.setLayout(new BorderLayout());
                        eventSliderPanel.add(getEventVizView(), BorderLayout.SOUTH);
                        eventSliderPanel.add(getRangeSlider(), BorderLayout.SOUTH);
                }
                return eventSliderPanel;
        }

        private Component getEventVizView() {
                if (eventVizView == null) {
                        eventVizView = new JPanel();
                        eventVizView.setLayout(new BorderLayout());
                        eventVizView.add(display, BorderLayout.CENTER);
                }
                return eventVizView;
        }

        private JButton getExportButton() {
                return new JButton("Export");
        }

        private JButton getImportButton() {
                if (importButton == null) {
                        importButton = new JButton("Import");
                        importButton.addActionListener(new ActionListener() {
                                public void actionPerformed(ActionEvent e) {
                                        JFileChooser chooser = FileUtils.createNewFileChooser(EventReplayManager.FILE_EXTENSION);
                                        chooser.setCurrentDirectory(new File(PaperToolkit.getToolkitRootPath(), "eventData/"));
                                        chooser.setMultiSelectionEnabled(true);
                                        int result = chooser.showDialog(null, "Import Event Data");
                                        if (result == JFileChooser.APPROVE_OPTION) {
                                                File[] selectedFiles = chooser.getSelectedFiles();
                                                for (File f : selectedFiles) {
                                                        DebugUtils.println("Loading " + f);
                                                        browser.loadEventData(f);
                                                }
                                        }

                                }
                        });
                }
                return importButton;
        }

        private JButton getPlayButton() {
                if (playButton == null) {
                        playButton = new JButton("Play");
                        playButton.addActionListener(new ActionListener() {
                                public void actionPerformed(ActionEvent e) {
                                        try {
                                                DebugUtils.println("Waiting 1.5 seconds...");
                                                Thread.sleep(1500);
                                                DebugUtils.println("Play Events Now...");
                                        } catch (InterruptedException ex) {
                                                ex.printStackTrace();
                                        }
                                        browser.replayLoadedEvents();
                                }
                        });
                }
                return playButton;
        }

        private JButton getPlayFastButton() {
                if (playFastButton == null) {
                        playFastButton = new JButton("Play Fast");
                        playFastButton.addActionListener(new ActionListener() {
                                public void actionPerformed(ActionEvent e) {
                                        try {
                                                DebugUtils.println("Waiting 1.5 seconds...");
                                                Thread.sleep(1500);
                                                DebugUtils.println("Play Events Now...");
                                        } catch (InterruptedException ex) {
                                                ex.printStackTrace();
                                        }
                                        browser.replayLoadedEvents();
                                }
                        });
                }
                return playFastButton;
        }

        private BoundedRangeModel getRangeModel() {
                if (rangeModel == null) {
                        rangeModel = new NumberRangeModel(0, 1000, 0, 1000);
                }
                return rangeModel;
        }

        private Component getRangeSlider() {
                if (rangeSlider == null) {
                        rangeSlider = new EventSlider(getRangeModel(), JRangeSlider.HORIZONTAL,
                                        JRangeSlider.LEFTRIGHT_TOPBOTTOM);
                        rangeSlider.setBackground(Color.DARK_GRAY);
                        rangeSlider.setForeground(new Color(202, 217, 253));
                        rangeSlider.setThumbColor(new Color(249, 248, 244));
                        rangeSlider.setMinExtent(1); // between the two handles
                        rangeSlider.addMouseListener(new MouseAdapter() {
                                public void mousePressed(MouseEvent e) {
                                        DebugUtils.println("Pressed");
                                }

                                public void mouseReleased(MouseEvent e) {
                                        DebugUtils.println("Released");
                                }
                        });

                }
                return rangeSlider;
        }

        private void setupComponents() {
                final Container contentPane = getContentPane();
                contentPane.add(getEventSliderPanel(), BorderLayout.CENTER);
                contentPane.add(getBottomPanel(), BorderLayout.SOUTH);
        }

        private Component getBottomPanel() {
                if (bottomPanel == null) {
                        bottomPanel = new JPanel();
                        bottomPanel.setLayout(new BorderLayout());
                        bottomPanel.add(getInfoArea(), BorderLayout.CENTER);
                        bottomPanel.add(getCommandsPanel(), BorderLayout.EAST);

                }
                return bottomPanel;
        }
}

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