com.objetdirect.gwt.umldrawer.client.DrawerContainer.java Source code

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Here is the source code for com.objetdirect.gwt.umldrawer.client.DrawerContainer.java

Source

/*
 * This file is part of the Gwt-Uml project and was written by Raphal Brugier <raphael dot brugier at gmail dot com > for Objet Direct
 * <http://wwww.objetdirect.com>
 * 
 * Copyright  2010 Objet Direct
 * 
 * Gwt-Uml is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later version.
 * 
 * Gwt-Uml is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
 * PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public License along with Gwt-Generator. If not, see <http://www.gnu.org/licenses/>.
 */
package com.objetdirect.gwt.umldrawer.client;

import static com.objetdirect.gwt.umlapi.client.umlcomponents.DiagramType.CLASS;

import com.google.gwt.core.client.GWT;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.uibinder.client.UiHandler;
import com.google.gwt.user.client.DOM;
import com.google.gwt.user.client.Element;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.LayoutPanel;
import com.google.gwt.user.client.ui.ResizeComposite;
import com.google.gwt.user.client.ui.Widget;
import com.objetdirect.gwt.umlapi.client.Drawer;
import com.objetdirect.gwt.umlapi.client.helpers.OptionsManager;
import com.objetdirect.gwt.umlapi.client.helpers.UMLCanvas;
import com.objetdirect.gwt.umlapi.client.umlcomponents.DiagramType;

/**
 * Contains the drawer and the buttons to export the current displayed drawer.
 * @author Raphael Brugier (raphael-dot-brugier.at.gmail'dot'com)
 */
public class DrawerContainer extends ResizeComposite {

    private static DrawerContainerUiBinder uiBinder = GWT.create(DrawerContainerUiBinder.class);

    interface DrawerContainerUiBinder extends UiBinder<Widget, DrawerContainer> {
    }

    @UiField
    Button exportToUrl;

    @UiField
    Button clearUrl;

    @UiField
    Button exportToSvg;

    @UiField
    LayoutPanel drawerContainer;

    private UMLCanvas umlCanvas;

    private Drawer drawer;

    /**
     *  Create a default canvas for a class Diagram.
     */
    public DrawerContainer() {
        initWidget(uiBinder.createAndBindUi(this));
        OptionsManager.set("DiagramType", CLASS.getIndex());
        umlCanvas = new UMLCanvas(CLASS);
        drawer = new Drawer(umlCanvas);

        drawerContainer.add(drawer);
    }

    public DrawerContainer(UrlParser urlParser) {
        initWidget(uiBinder.createAndBindUi(this));

        OptionsManager.setAllFromURL(urlParser.getOptionsList());
        int diagramIndex = OptionsManager.get("DiagramType");
        DiagramType diagramType = DiagramType.fromIndex(diagramIndex);

        umlCanvas = new UMLCanvas(diagramType);
        drawer = new Drawer(umlCanvas);
        umlCanvas.getArtifactById().clear();
        if (urlParser.getDiagram64() != null) {
            umlCanvas.fromURL(urlParser.getDiagram64(), false);
        }

        drawerContainer.add(drawer);
    }

    /**
     * @return the umlCanvas
     */
    public UMLCanvas getUmlCanvas() {
        return umlCanvas;
    }

    /**
     * @return the drawer
     */
    public Drawer getDrawer() {
        return drawer;
    }

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

    }

    @Override
    protected void onLoad() {
        super.onLoad();
    }

    @UiHandler("exportToUrl")
    void clickExportToUrl(ClickEvent event) {
        HistoryManager.upgradeDiagramURL(umlCanvas.toUrl());
    }

    @UiHandler("clearUrl")
    void clickClearUrl(ClickEvent event) {
        HistoryManager.upgradeDiagramURL("");
    }

    @UiHandler("exportToSvg")
    void clickExportToSvg(ClickEvent event) {
        String svg = "<?xml version='1.0' standalone='no'?><!DOCTYPE svg PUBLIC '-//W3C//DTD SVG 1.1//EN' 'http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd'>";
        //      Session.getActiveCanvas().clearArrows(); //TODO
        svg += DOM.getInnerHTML((Element) umlCanvas.getContainer().getElement().getFirstChildElement());
        Window.open("data:image/xml+svg;charset=utf-8," + svg, "SVG export", "top");
        //      Session.getActiveCanvas().makeArrows(); //TODO
    }
}