com.lizardtech.expresszip.vaadin.ExpressZipWindow.java Source code

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Here is the source code for com.lizardtech.expresszip.vaadin.ExpressZipWindow.java

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/*******************************************************************************
 * Copyright 2014 Celartem, Inc., dba LizardTech
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/
package com.lizardtech.expresszip.vaadin;

import org.apache.log4j.Logger;

import com.github.wolfie.refresher.Refresher;
import com.lizardtech.expresszip.model.ExportProps;
import com.lizardtech.expresszip.model.MapModel;
import com.lizardtech.expresszip.model.SetupMapModel;
import com.lizardtech.expresszip.ui.ExportOptionsPresenter;
import com.lizardtech.expresszip.ui.FindLayersPresenter;
import com.lizardtech.expresszip.ui.SetupMapPresenter;
import com.vaadin.ui.HorizontalSplitPanel;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.ui.Window;

@SuppressWarnings({ "serial" })
public class ExpressZipWindow extends Window {

    private Refresher refresher;

    private HorizontalSplitPanel splDivider;
    private VerticalLayout mainLayout;
    private VerticalLayout left;
    private VerticalLayout right;
    private float widthLeftPane;

    // Views
    private FindLayersViewComponent findLayers;
    private SetupMapViewComponent modifyLayers;

    private MapToolbarViewComponent mapToolbar;
    private OpenLayersMapViewComponent mapComponent;

    // Models
    private SetupMapModel setupMapModel;
    private MapModel mapModel;

    // Presenters
    private FindLayersPresenter findLayersPresenter;
    private SetupMapPresenter setupMapPresenter;
    private ExportOptionsPresenter exportOptionsPresenter;

    private ExportProps exportProps;
    private ExportOptionsViewComponent exportOptions;
    static final Logger logger = Logger.getLogger(ExpressZipWindow.class);

    // Create Export model and view
    // The code has to be declared in this order or else there will be null
    // references to map

    public ExpressZipWindow() {
    }

    @Override
    public void attach() {
        super.attach();

        // Setup the map in the findLayers pane
        splDivider = new HorizontalSplitPanel();
        mainLayout = new VerticalLayout();
        left = new VerticalLayout();
        right = new VerticalLayout();

        exportProps = new ExportProps();
        mapModel = new MapModel();

        // Views
        findLayers = new FindLayersViewComponent();
        modifyLayers = new SetupMapViewComponent();
        exportOptions = new ExportOptionsViewComponent(exportProps);

        mapToolbar = new MapToolbarViewComponent();
        mapComponent = new OpenLayersMapViewComponent();

        // Models
        setupMapModel = new SetupMapModel(this);

        // Presenters
        findLayersPresenter = new FindLayersPresenter(findLayers, mapComponent, mapModel);
        setupMapPresenter = new SetupMapPresenter(getSetupMapModel(), modifyLayers, mapComponent, mapModel);
        exportOptionsPresenter = new ExportOptionsPresenter(exportOptions);

        exportOptions.addListener(setupMapPresenter);

        refresher = new Refresher();
        addComponent(refresher);

        setCaption("ExpressZip");
        setSizeFull();
        splDivider.setSplitPosition(351, UNITS_PIXELS);

        mainLayout.setSizeFull();
        mainLayout.addComponent(mapToolbar);
        mainLayout.addComponent(splDivider);
        mainLayout.setExpandRatio(splDivider, 1f);

        splDivider.setSizeFull();
        splDivider.addComponent(left);
        splDivider.addComponent(right);

        setContent(mainLayout);

        right.setSpacing(true);

        right.setSizeFull();
        left.setSizeFull();

        left.addComponent(findLayers);
        setTheme("ExpressZip");
        // http://docs.geotools.org/latest/userguide/library/referencing/order.html
        System.setProperty("org.geotools.referencing.forceXY", "true");

        right.addComponent(mapComponent);

        right.setExpandRatio(mapComponent, 1f);

        try {
            findLayersPresenter.paneEntered();
        } catch (Exception e) {
            logger.error("Failed setting up map", e);
            showNotification("Setting Up Map Failed", "Check logs on server", Notification.TYPE_ERROR_MESSAGE);
        }
    }

    public void advanceToNext() {
        if (left.getComponent(0) == findLayers) {
            left.removeComponent(findLayers);
            left.addComponent(modifyLayers);
            findLayersPresenter.paneExited();
            if (!setupMapPresenter.paneEntered())
                regressToPrev();
        } else if (left.getComponent(0) == modifyLayers) {
            left.removeComponent(modifyLayers);
            exportOptions.setGriddingDrawEnabled(true);
            left.addComponent(exportOptions);
            setupMapPresenter.paneExited();
            exportOptionsPresenter.paneEntered();
        }
    }

    public void regressToPrev() {
        if (left.getComponent(0) == modifyLayers) {
            left.removeComponent(modifyLayers);
            left.addComponent(findLayers);
            setupMapPresenter.paneExited();
            findLayersPresenter.paneEntered();
        } else if (left.getComponent(0) == exportOptions) {
            exportOptions.setGriddingDrawEnabled(false);
            left.removeComponent(exportOptions);
            left.addComponent(modifyLayers);
            setupMapPresenter.paneEntered();
        }
    }

    public SetupMapModel getSetupMapModel() {
        return setupMapModel;
    }

    public void setSetupMapModel(SetupMapModel setupMapModel) {
        this.setupMapModel = setupMapModel;
    }

    public MapModel getMapModel() {
        return mapModel;
    }

    public void setMapModel(MapModel mapModel) {
        this.mapModel = mapModel;
    }

    public ExportProps getExportProps() {
        return exportProps;
    }

    public void setExportProps(ExportProps exportProps) {
        this.exportProps = exportProps;
    }
}