teropa.ko2010.client.Client.java Source code

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Here is the source code for teropa.ko2010.client.Client.java

Source

package teropa.ko2010.client;

import teropa.globetrotter.client.Map;
import teropa.globetrotter.client.common.LonLat;
import teropa.globetrotter.client.common.Position;
import teropa.globetrotter.client.controls.CopyrightText;
import teropa.globetrotter.client.controls.Panner;
import teropa.globetrotter.client.controls.Zoomer;
import teropa.globetrotter.client.osm.OpenStreetMapLayer;
import teropa.globetrotter.client.proj.GoogleMercator;

import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.Document;
import com.google.gwt.dom.client.Style.Unit;
import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.DeferredCommand;
import com.google.gwt.user.client.ui.DockLayoutPanel;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.LayoutPanel;
import com.google.gwt.user.client.ui.RootLayoutPanel;
import com.google.gwt.widgetideas.graphics.client.Color;

public class Client implements EntryPoint {

    public final Resources resources = GWT.create(Resources.class);

    private final RootLayoutPanel root = RootLayoutPanel.get();
    private Map map;
    private EpidemicLayer solanum;
    private TimeControl tc;

    public static final int NUM_STEPS = 26;

    public void onModuleLoad() {
        resources.style().ensureInjected();

        DockLayoutPanel dock = new DockLayoutPanel(Unit.PX);
        initLeft(dock);
        initMain(dock);
        root.add(dock);

        // TODO: Find out why we need to do this
        DeferredCommand.addCommand(new Command() {
            public void execute() {
                root.onResize();
            }
        });
    }

    private void initMain(DockLayoutPanel dock) {
        LayoutPanel mainPanel = new LayoutPanel();

        map = new Map("100%", "100%");
        map.setMaxExtent(GoogleMercator.MAX_EXTENT);
        map.setResolutions(getResolutions(), 1);
        map.setCenter(new LonLat(391357.58482, 5476196.443835));
        map.getView().setBackgroundColor(new Color("#c8c8c8"));
        OpenStreetMapLayer base = new OpenStreetMapLayer(GWT.getHostPageBaseURL() + "tiles/osm", "Mapnik", true);
        map.addLayer(base);

        solanum = new EpidemicLayer(GWT.getHostPageBaseURL() + "tiles/solanum", "Solanum", false);
        map.addLayer(solanum);

        map.addControl(new Panner(), Position.TOP_LEFT);
        map.addControl(new Zoomer(), Position.MIDDLE_LEFT);
        map.addControl(new CopyrightText(initCopyrightText()), Position.BOTTOM_LEFT);

        mainPanel.add(map);

        //      map.getView().addViewClickHandler(new ViewClickEvent.Handler() {
        //         public void onViewClicked(ViewClickEvent event) {
        //            Window.alert(map.calc().getLonLat(event.point).toString());
        //         }
        //      });
        tc = new TimeControl(solanum);
        mainPanel.add(tc);
        mainPanel.setWidgetBottomHeight(tc, 30, Unit.PX, 50, Unit.PX);
        mainPanel.setWidgetLeftRight(tc, 50, Unit.PX, 50, Unit.PX);

        dock.add(mainPanel);
    }

    private void initLeft(DockLayoutPanel dock) {
        DockLayoutPanel left = new DockLayoutPanel(Unit.PX);
        left.setStyleName("LeftPanel");

        HTML src = HTML.wrap(Document.get().getElementById("src"));
        src.setStyleName("src");
        left.addSouth(src, 30);

        HTML like = HTML.wrap(Document.get().getElementById("fb"));
        like.setStyleName("like");
        left.addSouth(like, 30);

        HTML tweet = HTML.wrap(Document.get().getElementById("twitter"));
        tweet.setStyleName("tweetButton");
        left.addSouth(tweet, 30);

        HTML badge = HTML.wrap(Document.get().getElementById("ko"));
        badge.setStyleName("koBadge");
        left.addSouth(badge, 70);

        Info info = new Info(this);
        left.add(info);

        dock.addWest(left, 200);
    }

    private double[] getResolutions() {
        double[] resolutions = new double[6];
        for (int i = 0, r = 2; i < 6; i++, r++) {
            resolutions[i] = OpenStreetMapLayer.SUPPORTED_RESOLUTIONS[r];
        }
        return resolutions;
    }

    private HTML initCopyrightText() {
        HTML res = new HTML(
                "(c) <a href=\"http://www.openstreetmap.org/\">OpenStreetMap</a> (and) contributors, <a href=\"http://creativecommons.org/licenses/by-sa/2.0/\">CC-BY-SA</a>");
        res.setStyleName("copy");
        return res;
    }

    public void goToPatientZero() {
        map.zoomTo(map.getResolutions().length - 1, new LonLat(11865472.774764482, 3458622.6558476537));
        solanum.setTimestep(0);
        tc.moveKnobToStep(0);
    }

}