    001// License: GPL. For details, see LICENSE file.
    002package org.openstreetmap.josm.plugins.streetside.gui.imageinfo;
    003
    004import java.awt.Font;
    005import java.awt.GridBagConstraints;
    006import java.awt.GridBagLayout;
    007import java.awt.Image;
    008import java.awt.Insets;
    009import java.awt.datatransfer.StringSelection;
    010import java.awt.image.BufferedImage;
    011import java.util.Collection;
    012
    013import javax.swing.ImageIcon;
    014import javax.swing.JLabel;
    015import javax.swing.JPanel;
    016import javax.swing.JTextPane;
    017
    018import org.apache.commons.logging.Log;
    019import org.apache.commons.logging.LogFactory;
    020import org.openstreetmap.josm.data.osm.DataSelectionListener;
    021import org.openstreetmap.josm.data.osm.OsmPrimitive;
    022import org.openstreetmap.josm.data.osm.Tag;
    023import org.openstreetmap.josm.data.osm.event.SelectionEventManager;
    024import org.openstreetmap.josm.data.preferences.AbstractProperty.ValueChangeListener;
    025import org.openstreetmap.josm.gui.dialogs.ToggleDialog;
    026import org.openstreetmap.josm.plugins.streetside.StreetsideAbstractImage;
    027import org.openstreetmap.josm.plugins.streetside.StreetsideDataListener;
    028import org.openstreetmap.josm.plugins.streetside.StreetsideImage;
    029import org.openstreetmap.josm.plugins.streetside.gui.boilerplate.SelectableLabel;
    030import org.openstreetmap.josm.plugins.streetside.gui.boilerplate.StreetsideButton;
    031import org.openstreetmap.josm.plugins.streetside.model.UserProfile;
    032import org.openstreetmap.josm.plugins.streetside.utils.StreetsideProperties;
    033import org.openstreetmap.josm.plugins.streetside.utils.StreetsideURL;
    034import org.openstreetmap.josm.tools.I18n;
    035
    036public final class ImageInfoPanel extends ToggleDialog implements StreetsideDataListener, DataSelectionListener {
    037  private static final long serialVersionUID = 4141847503072417190L;
    038  private static final Log L = LogFactory.getLog(ImageInfoPanel.class);
    039  private static ImageInfoPanel instance;
    040  private static final ImageIcon EMPTY_USER_AVATAR = new ImageIcon(new BufferedImage(32, 32, BufferedImage.TYPE_INT_ARGB));
    041
    042  //private final JLabel numDetectionsLabel;
    043  //private final JCheckBox showDetectionsCheck;
    044  private final JLabel usernameLabel;
    045  private final JTextPane imgKeyValue;
    046  private final WebLinkAction imgLinkAction;
    047  private final ClipboardAction copyImgKeyAction;
    048  private final AddTagToPrimitiveAction addStreetsideTagAction;
    049  private final JTextPane seqKeyValue;
    050
    051  private ValueChangeListener<Boolean> imageLinkChangeListener;
    052
    053  private ImageInfoPanel() {
    054    super(
    055      I18n.tr("Streetside Image info"),
    056      "streetside-info",
    057      I18n.tr("Displays detail information on the currently selected Streetside image"),
    058      null,
    059      150
    060    );
    061    SelectionEventManager.getInstance().addSelectionListener(this);
    062
    063    //numDetectionsLabel = new JLabel();
    064    //numDetectionsLabel.setFont(numDetectionsLabel.getFont().deriveFont(Font.PLAIN));
    065
    066    //showDetectionsCheck = new JCheckBox(I18n.tr("Show detections on top of image"));
    067    //showDetectionsCheck.setSelected(StreetsideProperties.SHOW_DETECTED_SIGNS.get());
    068    /*showDetectionsCheck.addActionListener(
    069      action -> StreetsideProperties.SHOW_DETECTED_SIGNS.put(showDetectionsCheck.isSelected())
    070    );
    071    StreetsideProperties.SHOW_DETECTED_SIGNS.addListener(
    072      valueChange -> showDetectionsCheck.setSelected(StreetsideProperties.SHOW_DETECTED_SIGNS.get())
    073    );*/
    074
    075    usernameLabel = new JLabel();
    076    usernameLabel.setFont(usernameLabel.getFont().deriveFont(Font.PLAIN));
    077
    078    imgKeyValue = new SelectableLabel();
    079
    080    imgLinkAction = new WebLinkAction(I18n.tr("View in browser"), null);
    081
    082    copyImgKeyAction = new ClipboardAction(I18n.tr("Copy key"), null);
    083    StreetsideButton copyButton = new StreetsideButton(copyImgKeyAction, true);
    084    copyImgKeyAction.setPopupParent(copyButton);
    085
    086    addStreetsideTagAction = new AddTagToPrimitiveAction(I18n.tr("Add Streetside tag"));
    087
    088    JPanel imgKey = new JPanel();
    089    imgKey.add(imgKeyValue);
    090    imgKey.add(copyButton);
    091    JPanel imgButtons = new JPanel();
    092    imgButtons.add(new StreetsideButton(imgLinkAction, true));
    093    imgButtons.add(new StreetsideButton(addStreetsideTagAction, true));
    094    seqKeyValue = new SelectableLabel();
    095
    096    JPanel root = new JPanel(new GridBagLayout());
    097    GridBagConstraints gbc = new GridBagConstraints();
    098    gbc.insets = new Insets(0, 5, 0, 5);
    099
    100    // Left column
    101    gbc.gridx = 0;
    102    gbc.gridy = 0;
    103    gbc.anchor = GridBagConstraints.LINE_END;
    104    gbc.gridwidth = 1;
    105    gbc.gridheight = 2;
    106    root.add(new JLabel(I18n.tr("Image detections")), gbc);
    107    gbc.gridy += 2;
    108    gbc.gridheight = 1;
    109    root.add(new JLabel(I18n.tr("User")), gbc);
    110    gbc.gridy++;
    111    root.add(new JLabel(I18n.tr("Image actions")), gbc);
    112    gbc.gridy++;
    113    root.add(new JLabel(I18n.tr("Image key")), gbc);
    114    gbc.gridy++;
    115    root.add(new JLabel(I18n.tr("Sequence key")), gbc);
    116
    117    // Right column
    118    gbc.weightx = 1;
    119    gbc.gridx++;
    120    gbc.gridy = 0;
    121    gbc.anchor = GridBagConstraints.LINE_START;
    122    //root.add(numDetectionsLabel, gbc);
    123    //gbc.gridy++;
    124    //root.add(showDetectionsCheck, gbc);
    125    //gbc.gridy++;
    126    root.add(usernameLabel, gbc);
    127    gbc.gridy++;
    128    root.add(imgButtons, gbc);
    129    gbc.gridy++;
    130    root.add(imgKey, gbc);
    131    gbc.gridy++;
    132    root.add(seqKeyValue, gbc);
    133
    134    createLayout(root, true, null);
    135    selectedImageChanged(null, null);
    136  }
    137
    138  public static ImageInfoPanel getInstance() {
    139    synchronized (ImageInfoPanel.class) {
    140      if (instance == null) {
    141        instance = new ImageInfoPanel();
    142      }
    143      return instance;
    144    }
    145  }
    146
    147  /**
    148   * Destroys the unique instance of the class.
    149   */
    150  public static synchronized void destroyInstance() {
    151    instance = null;
    152  }
    153
    154  /* (non-Javadoc)
    155   * @see org.openstreetmap.josm.gui.dialogs.ToggleDialog#stateChanged()
    156   */
    157  @Override
    158  protected void stateChanged() {
    159    super.stateChanged();
    160    if (isDialogShowing()) { // If the user opens the dialog once, no longer show the help message
    161      StreetsideProperties.IMAGEINFO_HELP_COUNTDOWN.put(0);
    162    }
    163  }
    164
    165  /* (non-Javadoc)
    166   * @see org.openstreetmap.josm.plugins.streetside.StreetsideDataListener#imagesAdded()
    167   */
    168  @Override
    169  public void imagesAdded() {
    170    // Method is not needed, but enforcesd by the interface StreetsideDataListener
    171  }
    172
    173  /* (non-Javadoc)
    174   * @see org.openstreetmap.josm.plugins.streetside.StreetsideDataListener#selectedImageChanged(org.openstreetmap.josm.plugins.streetside.StreetsideAbstractImage, org.openstreetmap.josm.plugins.streetside.StreetsideAbstractImage)
    175   */
    176  @Override
    177  public synchronized void selectedImageChanged(final StreetsideAbstractImage oldImage, final StreetsideAbstractImage newImage) {
    178    L.debug(String.format(
    179      "Selected Streetside image changed from %s to %s.",
    180      oldImage instanceof StreetsideImage ? ((StreetsideImage) oldImage).getId() : "‹none›",
    181      newImage instanceof StreetsideImage ? ((StreetsideImage) newImage).getId() : "‹none›"
    182    ));
    183
    184    //numDetectionsLabel.setText(I18n.tr("{0} detections", newImage instanceof StreetsideImage ? ((StreetsideImage) newImage).getDetections().size() : 0));
    185    imgKeyValue.setEnabled(newImage instanceof StreetsideImage);
    186    final String newImageKey = newImage instanceof StreetsideImage ? ((StreetsideImage) newImage).getId(): null;
    187    if (newImageKey != null) {
    188      imageLinkChangeListener = b -> imgLinkAction.setURL(
    189        StreetsideProperties.IMAGE_LINK_TO_BLUR_EDITOR.get()
    190        ? StreetsideURL.MainWebsite.blurEditImage(newImageKey)
    191        : StreetsideURL.MainWebsite.browseImage(newImageKey)
    192      );
    193      imageLinkChangeListener.valueChanged(null);
    194      StreetsideProperties.IMAGE_LINK_TO_BLUR_EDITOR.addListener(imageLinkChangeListener);
    195
    196      imgKeyValue.setText(newImageKey);
    197      copyImgKeyAction.setContents(new StringSelection(newImageKey));
    198      addStreetsideTagAction.setTag(new Tag("streetside", newImageKey));
    199    } else {
    200      if (imageLinkChangeListener != null) {
    201        StreetsideProperties.IMAGE_LINK_TO_BLUR_EDITOR.removeListener(imageLinkChangeListener);
    202        imageLinkChangeListener = null;
    203      }
    204      imgLinkAction.setURL(null);
    205
    206      imgKeyValue.setText('‹' + I18n.tr("image has no key") + '›');
    207      copyImgKeyAction.setContents(null);
    208      addStreetsideTagAction.setTag(null);
    209    }
    210
    211    final UserProfile user = newImage instanceof StreetsideImage ? ((StreetsideImage) newImage).getUser() : null;
    212    usernameLabel.setEnabled(user != null);
    213    if (user != null) {
    214      usernameLabel.setText(user.getUsername());
    215      usernameLabel.setIcon(new ImageIcon(user.getAvatar().getImage().getScaledInstance(32, 32, Image.SCALE_SMOOTH)));
    216    } else {
    217      usernameLabel.setText("‹" + I18n.tr("unknown user") + "›");
    218      usernameLabel.setIcon(EMPTY_USER_AVATAR);
    219    }
    220
    221    final boolean partOfSequence = newImage != null && newImage.getSequence() != null && newImage.getSequence().getId() != null;
    222    seqKeyValue.setEnabled(partOfSequence);
    223    if (partOfSequence) {
    224      seqKeyValue.setText(newImage.getSequence().getId());
    225    } else {
    226      seqKeyValue.setText('‹' + I18n.tr("sequence has no id") + '›');
    227    }
    228  }
    229
    230  /* (non-Javadoc)
    231   * @see org.openstreetmap.josm.data.SelectionChangedListener#selectionChanged(java.util.Collection)
    232   */
    233  @Override
    234  public synchronized void selectionChanged(final SelectionChangeEvent event) {
    235    final Collection<? extends OsmPrimitive> sel = event.getSelection();
    236    L.debug(String.format("Selection changed. %d primitives are selected.", sel == null ? 0 : sel.size()));
    237    addStreetsideTagAction.setTarget(sel != null && sel.size() == 1 ? sel.iterator().next() : null);
    238  }
    239}