/*
 * The contents of this file are subject to the terms of the Common Development
 * and Distribution License (the License). You may not use this file except in
 * compliance with the License.
 *
 * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
 * or http://www.netbeans.org/cddl.txt.
 *
 * When distributing Covered Code, include this CDDL Header Notice in each file
 * and include the License file at http://www.netbeans.org/cddl.txt.
 * If applicable, add the following below the CDDL Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyrighted [year] [name of copyright owner]"
 *
 * The Original Software is NetBeans. The Initial Developer of the Original
 * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
 * Microsystems, Inc. All Rights Reserved.
 */
package test.connectionlabels;

import org.netbeans.api.visual.action.*;
import org.netbeans.api.visual.anchor.AnchorFactory;
import org.netbeans.api.visual.border.BorderFactory;
import org.netbeans.api.visual.layout.LayoutFactory;
import org.netbeans.api.visual.model.ObjectState;
import org.netbeans.api.visual.router.RouterFactory;
import org.netbeans.api.visual.widget.*;
import test.SceneSupport;

import java.awt.*;

/**
 * @author David Kaspar
 */
public class LabelsWithSameAnchorTest {

    public static void main (String[] args) {
        Scene scene = new Scene ();
        LayerWidget mainLayer = new LayerWidget (scene);
        scene.addChild (mainLayer);
        LayerWidget connectionLayer = new LayerWidget (scene);
        scene.addChild (connectionLayer);
        WidgetAction action = ActionFactory.createHoverAction (new MyHoverProvider (scene));
        scene.getActions ().addAction (action);

        LabelWidget sourceNode = new LabelWidget (scene, "Source");
        sourceNode.setBorder (BorderFactory.createLineBorder ());
        sourceNode.setOpaque (true);
        mainLayer.addChild (sourceNode);
        sourceNode.getActions ().addAction (action);
        sourceNode.getActions ().addAction (ActionFactory.createMoveAction ());
        sourceNode.setPreferredLocation (new Point (50, 100));

        LabelWidget targetNode = new LabelWidget (scene, "Target");
        targetNode.setBorder (BorderFactory.createLineBorder ());
        targetNode.setOpaque (true);
        mainLayer.addChild (targetNode);
        targetNode.getActions ().addAction (action);
        targetNode.getActions ().addAction (ActionFactory.createMoveAction ());
        targetNode.setPreferredLocation (new Point (350, 100));

        ConnectionWidget edge = new ConnectionWidget (scene);
        edge.setSourceAnchor (AnchorFactory.createDirectionalAnchor (sourceNode, AnchorFactory.DirectionalAnchorKind.HORIZONTAL));
        edge.setTargetAnchor (AnchorFactory.createDirectionalAnchor (targetNode, AnchorFactory.DirectionalAnchorKind.HORIZONTAL));
        edge.setRouter (RouterFactory.createOrthogonalSearchRouter (mainLayer));
        connectionLayer.addChild (edge);

        LabelWidget label1 = new LabelWidget (scene, "First Center Node");
        label1.setOpaque(false);
        label1.getActions ().addAction (ActionFactory.createMoveAction ());
        edge.addChild (label1);
        edge.setConstraint (label1, LayoutFactory.ConnectionWidgetLayoutAlignment.TOP_CENTER, 0.5f);
        label1.getActions ().addAction (action);

        LabelWidget label2 = new LabelWidget (scene, "Second Center Node");
        label2.setOpaque(false);
        label2.getActions ().addAction (ActionFactory.createMoveAction ());
        edge.addChild (label2);
        edge.setConstraint (label2, LayoutFactory.ConnectionWidgetLayoutAlignment.TOP_CENTER, 0.5f);
        label2.getActions ().addAction (action);

        SceneSupport.show (scene);
    }

    private static class MyHoverProvider implements TwoStateHoverProvider {

        private Scene scene;

        public MyHoverProvider (Scene scene) {
            this.scene = scene;
        }

        public void unsetHovering (Widget widget) {
            if (widget != null) {
                widget.setBackground (scene.getLookFeel ().getBackground (ObjectState.createNormal ()));
                widget.setForeground (scene.getLookFeel ().getForeground (ObjectState.createNormal ()));
            }
        }

        public void setHovering (Widget widget) {
            if (widget != null) {
                ObjectState state = ObjectState.createNormal ().deriveSelected (true);
                widget.setBackground (scene.getLookFeel ().getBackground (state));
                widget.setForeground (scene.getLookFeel ().getForeground (state));
            }
        }
    }

}