com.moesol.gwt.maps.client.MCOP.java Source code

Introduction

Here is the source code for com.moesol.gwt.maps.client.MCOP.java

Source

/**
 * (c) Copyright, Moebius Solutions, Inc., 2012
 *
 *                        All Rights Reserved
 *
 * LICENSE: GPLv3
 */
package com.moesol.gwt.maps.client;

import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.DOM;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.AbsolutePanel;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.RootPanel;
import com.moesol.gwt.maps.client.touch.TouchPanel;

public class MCOP implements EntryPoint {

    private MapView m_map;
    private Label m_msg;

    public MCOP() {
        super();
    }

    @Override
    public void onModuleLoad() {
        RootPanel mapPanel = RootPanel.get("mapPanel");
        if (mapPanel != null) {
            doMapPanel(mapPanel);
            return;
        }
    }

    private void doMapPanel(RootPanel mapPanel) {
        DOM.setInnerHTML(mapPanel.getElement(), "");
        TouchPanel touchPanel = makeTouchPanel();
        AbsolutePanel controlsAndMap = new AbsolutePanel();

        m_msg = new Label("msg...");
        m_map = new MapView();
        loadLayerConfigsFromClient();

        int w = Window.getClientWidth() - 20;
        int h = Window.getClientHeight() - 20;

        controlsAndMap.setPixelSize(w, h);
        m_map.setPixelSize(w, h);
        m_map.updateView();
        bindListeners(touchPanel, m_map);

        Button in = new Button(" + ", new ClickHandler() {
            @Override
            public void onClick(ClickEvent event) {
                goIn();
            }
        });
        Button out = new Button(" - ", new ClickHandler() {
            @Override
            public void onClick(ClickEvent event) {
                goOut();
            }
        });

        HorizontalPanel bar = new HorizontalPanel();
        bar.add(in);
        bar.add(out);
        bar.add(m_msg);

        touchPanel.setWidget(m_map);
        controlsAndMap.add(touchPanel);
        controlsAndMap.add(bar);
        controlsAndMap.setWidgetPosition(bar, 10, 10);
        mapPanel.add(controlsAndMap);

        // Layer a tranparent dialog...
        //      DialogBox db = new DialogBox();
        //      VerticalPanel dbPanel = new VerticalPanel();
        //      db.setHTML("<a href='' onclick='false'>x</a>");
        //      db.setPopupPosition(100, 10);
        //      db.setPixelSize(100, 100);
        //      db.show();
    }

    private void bindListeners(TouchPanel touchPanel, MapView map) {
        MapController controller = map.getController();
        touchPanel.addTouchStartHandler(controller);
        touchPanel.addTouchMoveHandler(controller);
        touchPanel.addTouchEndHandler(controller);
        touchPanel.addTouchCancelHandler(controller);
        controller.withMsg(m_msg);
    }

    private TouchPanel makeTouchPanel() {
        TouchPanel touchPanel = new TouchPanel();
        touchPanel.setStyleName("touchPanel");
        //      touchPanel.addTouchStartHandler(new TouchStartHandler() {
        //         @Override
        //         public void onTouchStart(TouchStartEvent event) {
        //            event.preventDefault();
        //            Window.alert("got touchstart event: x: " 
        //                  + event.touches().get(0).pageX()
        //                  + "y: "
        //                  + event.touches().get(0).pageY()
        //                  );
        //         }
        //      });
        //      touchPanel.addTouchEndHandler(new TouchEndHandler() {
        //         @Override
        //         public void onTouchEnd(TouchEndEvent event) {
        //            event.preventDefault();
        //            Window.alert("got touchend event: " + event.touches().length());
        //         }
        //      });
        //      touchPanel.addTouchMoveHandler(new TouchMoveHandler() {
        //         @Override
        //         public void onTouchMove(TouchMoveEvent event) {
        //            event.preventDefault();
        //            Window.alert("got touchmove event: " + event.touches().length());
        //         }
        //      });
        //      touchPanel.addTouchCancelHandler(new TouchCancelHandler() {
        //         @Override
        //         public void onTouchCancel(TouchCancelEvent event) {
        //            event.preventDefault();
        //            Window.alert("got touchcancel event: " + event.touches().length());
        //         }
        //      });
        return touchPanel;
    }

    private void loadLayerConfigsFromClient() {
        // TODO the projection will auto adjust to layerset values but
        // for now we are going to use a layerset with top-level
        // tiles that are 180.0. The default (Worldwind) uses 36.0
        // degree tiles.
        IProjection p = m_map.getProjection();
        //p.LEVEL0_DLAMBDA = Degrees.asRadians(180.0);
        //p.LEVEL0_DPHI = Degrees.asRadians(180.0);
        //p.setdLamda(Degrees.asRadians(180.0));
        //p.setdPhi(Degrees.asRadians(180.0));
        // re-read cookies with new start.
        //ProjectionValues.readCookies(p);

        m_map.addLayer(new LayerSetRegistry().ARCGIS_I3);

        LayerSet layerSet = new LayerSet();
        layerSet.setServer("http://mcop-server/rpf-ww-server/tiles");
        layerSet.setData("tracks");
        m_map.addLayer(layerSet);
    }

    protected void goIn() {
        m_map.animateZoom(2);
        //m_map.updateView();
    }

    protected void goOut() {
        m_map.animateZoom(1.0 / 2.0);
        //m_map.updateView();
    }

}