org.netbeans.modeler.provider.node.move.AlignStrategyProvider Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of jeddict

Jeddict is an open source Jakarta EE application development platform that accelerates developers productivity and simplifies development tasks of creating complex entity relationship models.

There is a newer version: 6.5.0

Show newest version

/**
 * Copyright 2013-2022 Gaurav Gupta
 *
 * 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 org.netbeans.modeler.provider.node.move;

import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Insets;
import java.awt.Point;
import java.awt.Rectangle;
import org.netbeans.api.visual.action.ActionFactory;
import org.netbeans.api.visual.action.AlignWithMoveDecorator;
import org.netbeans.api.visual.action.MoveProvider;
import org.netbeans.api.visual.action.MoveStrategy;
import org.netbeans.api.visual.widget.ConnectionWidget;
import org.netbeans.api.visual.widget.Scene;
import org.netbeans.api.visual.widget.Widget;
import org.netbeans.modeler.specification.model.document.IModelerScene;

//BUG[5612] : https://java.net/bugzilla/show_bug.cgi?id=5612
public final class AlignStrategyProvider extends AlignSupport implements MoveStrategy, MoveProvider {

    private boolean outerBounds;
    private static final BasicStroke STROKE = new BasicStroke(0.8f, BasicStroke.JOIN_BEVEL, BasicStroke.CAP_BUTT, 5.0f, new float[]{4.0f, 3.0f}, 0.0f);

    private static final AlignWithMoveDecorator ALIGN_WITH_MOVE_DECORATOR_DEFAULT = (Scene scene) -> {
        ConnectionWidget widget = new ConnectionWidget(scene);
        widget.setStroke(STROKE);
        widget.setForeground(new Color(120, 120, 150));
        return widget;
    } // ActionFactory.createDefaultAlignWithMoveDecorator()
            ;

    public AlignStrategyProvider(IModelerScene scene) {
        super(new SingleLayerAlignWithWidgetCollector(scene.getMainLayer(), true), scene.getInterractionLayer(), ALIGN_WITH_MOVE_DECORATOR_DEFAULT);
        this.outerBounds = true;
    }

    @Override
    public Point locationSuggested(Widget widget, Point originalLocation, Point suggestedLocation) {
        Point widgetLocation = widget.getLocation();
        Rectangle widgetBounds = outerBounds ? widget.getBounds() : widget.getClientArea();
        Rectangle bounds = widget.convertLocalToScene(widgetBounds);
        bounds.translate(suggestedLocation.x - widgetLocation.x, suggestedLocation.y - widgetLocation.y);
        Insets insets = widget.getBorder().getInsets();
        if (!outerBounds) {
            suggestedLocation.x += insets.left;
            suggestedLocation.y += insets.top;
        }
        Point point = super.locationSuggested(widget, bounds, widget.getParentWidget().convertLocalToScene(suggestedLocation), true, true, true, true);
        if (!outerBounds) {
            point.x -= insets.left;
            point.y -= insets.top;
        }
        return widget.getParentWidget().convertSceneToLocal(point);
    }

    @Override
    public void movementStarted(Widget widget) {
        show();
    }

    @Override
    public void movementFinished(Widget widget) {
        hide();
    }

    @Override
    public Point getOriginalLocation(Widget widget) {
        return ActionFactory.createDefaultMoveProvider().getOriginalLocation(widget);
    }

    @Override
    public void setNewLocation(Widget widget, Point location) {
        ActionFactory.createDefaultMoveProvider().setNewLocation(widget, location);
    }

}