com.tensegrity.wpalo.client.ui.mvc.cubeview.DimensionRepositoryRenderer.java Source code

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Here is the source code for com.tensegrity.wpalo.client.ui.mvc.cubeview.DimensionRepositoryRenderer.java

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/*
 *
 * @file DimensionRepositoryRenderer.java
 *
 * Copyright (C) 2006-2009 Tensegrity Software GmbH
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License (Version 2) as published
 * by the Free Software Foundation at http://www.gnu.org/copyleft/gpl.html.
 *
 * This program 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 General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
 * Place, Suite 330, Boston, MA 02111-1307 USA
 *
 * If you are developing and distributing open source applications under the
 * GPL License, then you are free to use JPalo Modules under the GPL License.  For OEMs,
 * ISVs, and VARs who distribute JPalo Modules with their products, and do not license
 * and distribute their source code under the GPL, Tensegrity provides a flexible
 * OEM Commercial License.
 *
 * @author Philipp Bouillon <Philipp.Bouillon@tensegrity-software.com>
 *
 * @version $Id: DimensionRepositoryRenderer.java,v 1.8 2009/12/17 16:14:20 PhilippBouillon Exp $
 *
 */

/*
 * (c) Tensegrity Software 2009
 * All rights reserved
 */
package com.tensegrity.wpalo.client.ui.mvc.cubeview;

import com.google.gwt.user.client.ui.Widget;
import com.tensegrity.palo.gwt.core.client.models.XObject;
import com.tensegrity.palo.gwt.core.client.models.cubeviews.XAxisHierarchy;
import com.tensegrity.palo.gwt.widgets.client.container.ContainerWidget;
import com.tensegrity.palo.gwt.widgets.client.container.VerticalContainerRenderer;
import com.tensegrity.palo.gwt.widgets.client.cubevieweditor.HierarchySelectionWidget;
import com.tensegrity.palo.gwt.widgets.client.util.Point;

/**
 * <code>DimensionRepositoryRenderer</code> TODO DOCUMENT ME
 * 
 * @version $Id: DimensionRepositoryRenderer.java,v 1.8 2009/12/17 16:14:20
 *          PhilippBouillon Exp $
 **/
public class DimensionRepositoryRenderer extends VerticalContainerRenderer {

    private static final int WIDTH = 15;

    private static final String STYLE = "empty-label";

    private final boolean hide;

    public DimensionRepositoryRenderer(boolean hide) {
        this.hide = hide;
    }

    public final int getMinWidth() {
        return WIDTH;
    }

    public final ContainerWidget createWidget(XObject forModel) {
        return new HierarchySelectionWidget(container, (XAxisHierarchy) forModel);
    }

    public final int getMinHeight() {
        return 0;
    }

    protected String getStyle() {
        return STYLE;
    }

    public Point render(int width, int height) {
        if (hide) {
            return new Point(0, 0);
        }
        int left = INDENT, top = INDENT;
        if (width < getMinWidth())
            width = getMinWidth();
        // renderer empty label if visible
        Widget emptyLabel = container.getEmptyLabel();
        if (emptyLabel != null && emptyLabel.isVisible()) {
            emptyLabel.setWidth(width + "px");
            container.setWidgetPosition(emptyLabel, 0, top);
        }
        ContainerWidget[] widgets = container.getWidgets();
        for (int i = 0; i < widgets.length; i++) {
            ContainerWidget widget = widgets[i];
            if (i < firstVisible) {
                widget.setVisible(false);
            } else {
                widget.setVisible(true);
                container.setWidgetPosition(widget, left, top);
                top += widget.getOffsetHeight() + INDENT;
            }
        }
        return new Point(width, top);
    }

}