Example usage for com.google.gwt.maps.client MapWidget getBounds

Introduction

In this page you can find the example usage for com.google.gwt.maps.client MapWidget getBounds.

Prototype

public LatLngBounds getBounds() 

Source Link

Document

Returns the lat/lng bounds of the current viewport.

Usage

From source file:org.onebusaway.webapp.gwt.oba_application.view.ResultsTablePresenter.java

License:Apache License

private void refresh() {

    clear();//from  ww w  .  j  a va 2 s.c o  m

    if (_minimized) {

        DivPanel panel = new DivPanel();
        panel.addStyleName(_css.ResultsTableWidgetMinimized());
        _tablePanel.add(panel);

        Anchor showAllEntries = new Anchor("Show all results...");
        showAllEntries.addClickHandler(new ClickHandler() {
            public void onClick(ClickEvent arg0) {
                _control.clearActiveSearchResult();
            }
        });
        panel.add(showAllEntries);

        constructAttributionPanel();

    } else {

        _tablePanel.add(_filterWidget);

        List<TimedLocalSearchResult> entries = _model.getActiveEntries();

        Grid grid = new Grid(entries.size() + 1, 4);
        grid.addStyleName(_css.ResultsTableWidgetResultsTable());
        grid.setText(0, 0, "");
        grid.setWidget(0, 1, getTableHeaderWidget("Name", EResultsSort.NAME));
        grid.setWidget(0, 2, getTableHeaderWidget("Rating", EResultsSort.RATING));
        grid.setWidget(0, 3, getTableHeaderWidget("Distance", EResultsSort.DISTANCE));

        grid.getRowFormatter().addStyleName(0, "ResultsTableWidget-ResultsTable-HeaderRow");

        grid.getCellFormatter().addStyleName(0, 1, "ResultsTableWidget-ResultsTable-HeaderRow-Name");
        grid.getCellFormatter().addStyleName(0, 2, "ResultsTableWidget-ResultsTable-HeaderRow-Rating");
        grid.getCellFormatter().addStyleName(0, 3, "ResultsTableWidget-ResultsTable-HeaderRow-Distance");

        int index = 0;

        LatLngBounds bounds = LatLngBounds.newInstance();

        for (TimedLocalSearchResult tlsr : entries) {

            LocalSearchResult entry = tlsr.getLocalSearchResult();

            int tableRow = index + 1;
            EntryClickHandler handler = new EntryClickHandler(tlsr);

            String labelPre = index < ROW_LABELS.length() ? (ROW_LABELS.charAt(index) + "") : "";
            grid.setWidget(tableRow, 0, new SpanWidget(labelPre));
            grid.getCellFormatter().addStyleName(tableRow, 0, "ResultsTableWidget-ResultsTable-LabelColumn");

            Anchor name = new Anchor(entry.getName());
            name.addClickHandler(handler);
            grid.setWidget(tableRow, 1, name);
            grid.getCellFormatter().addStyleName(tableRow, 1, "ResultsTableWidget-ResultsTable-NameColumn");

            if (entry.getRatingUrlSmall() != null) {
                Image image = new Image(entry.getRatingUrlSmall());
                grid.setWidget(tableRow, 2, image);
            } else {
                String rating = entry.getRating() + "/" + entry.getMaxRating();
                grid.setText(tableRow, 2, rating);
            }
            grid.getCellFormatter().addStyleName(tableRow, 2, "ResultsTableWidget-ResultsTable-RatingColumn");

            int minutes = tlsr.getTime() / 60;
            String minLabel = minutes + " " + (minutes == 1 ? " min" : " mins");
            grid.setText(tableRow, 3, minLabel);
            grid.getCellFormatter().addStyleName(tableRow, 3, "ResultsTableWidget-ResultsTable-TimeColumn");

            grid.getRowFormatter().addStyleName(tableRow, "ResultsTableWidget-ResultsTable-ResultRow");

            Marker marker = getMarker(index, entry);
            marker.addMarkerClickHandler(handler);
            _mapOverlayManager.addOverlay(marker, 10, 20);
            _overlays.add(marker);

            index++;

            bounds.extend(marker.getLatLng());
        }

        if (!bounds.isEmpty()) {
            MapWidget map = _mapOverlayManager.getMapWidget();
            LatLngBounds currentView = map.getBounds();
            if (!currentView.containsBounds(bounds)) {
                _mapOverlayManager.setCenterAndZoom(bounds);
            }
        }

        _tablePanel.add(grid);

        constructItemNavigationPanel(entries);
        constructAttributionPanel();
    }
}

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From source file:org.onebusaway.webapp.gwt.where_library.view.StopFinderPresenter.java

License:Apache License

/*****************************************************************************
 * Private Methods//from w  w w  .ja  va2  s .  co m
 * 
 * @param includeView
 ****************************************************************************/

private Context buildContext(Map<String, String> params, boolean includeView) {

    Map<String, String> m = new LinkedHashMap<String, String>();
    m.putAll(params);

    if (includeView) {
        MapWidget map = _widget.getMapWidget();

        LatLng center = map.getCenter();

        LatLngBounds bounds = map.getBounds();
        LatLng ne = bounds.getNorthEast();
        LatLng sw = bounds.getSouthWest();
        double latSpan = Math.abs(ne.getLatitude() - sw.getLatitude());
        double lonSpan = Math.abs(ne.getLongitude() - sw.getLongitude());

        addBoundsToParams(m, center.getLatitude(), center.getLongitude(), latSpan, lonSpan);
    }

    return new ContextImpl(m);
}

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