directededgefactory.java

UML设计测试工具

/*
 * USE - UML based specification environment
 * Copyright (C) 1999-2004 Mark Richters, University of Bremen
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 *
 * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

/* $ProjectHeader: use 2-3-0-release.1 Mon, 12 Sep 2005 20:18:33 +0200 green $ */


package org.tzi.use.gui.views.diagrams.edges;

import java.awt.Graphics;

import org.tzi.use.gui.views.diagrams.util.DashedDirectedLine;
import org.tzi.use.gui.views.diagrams.util.DirectedGraphicFactory;
import org.tzi.use.gui.views.diagrams.util.SolidDirectedLine;

/**
 * This class supplies create and draw methods for common 
 * UML org.tzi.use.gui.views.edges.
 */
public class DirectedEdgeFactory {

    private DirectedEdgeFactory(){}
    
    /**
     * Creates an UML inheritance edge between the given coordinates
     *
     * @param sourceX X coordinate of source point
     * @param sourceY Y coordinate of source point
     * @param targetX X coordinate of target point
     * @param targetY Y coordinate of target point
     * @return UML inheritance edge
     * @throws Exception
     */
    public static I_DirectedEdge createInheritance(final int sourceX, final int sourceY,
                                                   final int targetX, final int targetY)
            throws Exception {
        return new DirectedEdge(DirectedGraphicFactory.TRIANGLE, SolidDirectedLine.class,
                sourceX, sourceY, targetX, targetY);
    }

    /**
     * Creates an UML implementation edge between the given coordinates with default length of dashes
     *
     * @param sourceX X coordinate of source point
     * @param sourceY Y coordinate of source point
     * @param targetX X coordinate of target point
     * @param targetY Y coordinate of target point
     * @return UML implementation edge
     * @throws Exception
     */
    public static I_DirectedEdge createImplementation(final int sourceX, final int sourceY,
                                                      final int targetX, final int targetY)
            throws Exception {
        return new DirectedEdge(DirectedGraphicFactory.TRIANGLE, DashedDirectedLine.class,
                sourceX, sourceY, targetX, targetY);
    }

    /**
     * Creates an UML implementation edge between the given coordinates with customized length of dashes
     *
     * @param sourceX            X coordinate of source point
     * @param sourceY            Y coordinate of source point
     * @param targetX            X coordinate of target point
     * @param targetY            Y coordinate of target point
     * @param fragmentLength     length of a single dash
     * @param intersectionLength intersection between two dashes
     * @return UML implementation edge
     * @throws Exception
     */
    public static I_DirectedEdge createImplementation(final int sourceX, final int sourceY,
                                                      final int targetX, final int targetY,
                                                      final int fragmentLength, final int intersectionLength)
            throws Exception {
        return new DirectedEdge(DirectedGraphicFactory.TRIANGLE, DashedDirectedLine.class,
                sourceX, sourceY, targetX, targetY, fragmentLength, intersectionLength);
    }

    /**
     * Creates an UML aggregation edge between the given coordinates
     *
     * @param sourceX X coordinate of source point
     * @param sourceY Y coordinate of source point
     * @param targetX X coordinate of target point
     * @param targetY Y coordinate of target point
     * @return UML aggregation edge
     * @throws Exception
     */
    public static I_DirectedEdge createAggregation(final int sourceX, final int sourceY,
                                                   final int targetX, final int targetY)
            throws Exception {
        return new DirectedEdge(DirectedGraphicFactory.HOLLOW_DIAMOND, SolidDirectedLine.class,
                sourceX, sourceY, targetX, targetY);
    }

    /**
     * Creates an UML composition edge between the given coordinates
     *
     * @param sourceX X coordinate of source point
     * @param sourceY Y coordinate of source point
     * @param targetX X coordinate of target point
     * @param targetY Y coordinate of target point
     * @return UML composition edge
     * @throws Exception
     */
    public static I_DirectedEdge createComposition(final int sourceX, final int sourceY,
                                                   final int targetX, final int targetY)
            throws Exception {
        return new DirectedEdge(DirectedGraphicFactory.FILLED_DIAMOND, SolidDirectedLine.class,
                sourceX, sourceY, targetX, targetY);
    }

    /**
     * Creates an UML dependency edge between the given coordinates with default length of dashes
     *
     * @param sourceX X coordinate of source point
     * @param sourceY Y coordinate of source point
     * @param targetX X coordinate of target point
     * @param targetY Y coordinate of target point
     * @return UML dependency edge
     * @throws Exception
     */
    public static I_DirectedEdge createDependency(final int sourceX, final int sourceY,
                                                  final int targetX, final int targetY)
            throws Exception {
        return new DirectedEdge(DirectedGraphicFactory.ARROW_HEAD, DashedDirectedLine.class,
                sourceX, sourceY, targetX, targetY);
    }

    /**
     * Creates an UML dependency edge between the given coordinates with customized length of dashes
     *
     * @param sourceX            X coordinate of source point
     * @param sourceY            Y coordinate of source point
     * @param targetX            X coordinate of target point
     * @param targetY            Y coordinate of target point
     * @param fragmentLength     length of a single dash
     * @param intersectionLength intersection between two dashes
     * @return UML dependency edge
     * @throws Exception
     */
    public static I_DirectedEdge createDependency(final int sourceX, final int sourceY,
                                                  final int targetX, final int targetY,
                                                  final int fragmentLength, final int intersectionLength)
            throws Exception {
        return new DirectedEdge(DirectedGraphicFactory.ARROW_HEAD, DashedDirectedLine.class,
                sourceX, sourceY, targetX, targetY,
                fragmentLength, intersectionLength);
    }

    /**
     * Creates an UML association edge between the given coordinates
     *
     * @param sourceX X coordinate of source point
     * @param sourceY Y coordinate of source point
     * @param targetX X coordinate of target point
     * @param targetY Y coordinate of target point
     * @return UML association edge
     * @throws Exception
     */
    public static I_DirectedEdge createAssociation(final int sourceX, final int sourceY,
                                                   final int targetX, final int targetY)
            throws Exception {
        return new DirectedEdge(DirectedGraphicFactory.EMPTY_HEAD, SolidDirectedLine.class,
                sourceX, sourceY, targetX, targetY);
    }

    /**
     * Creates an UML dashed edge between the given coordinates
     * @param sourceX X coordinate of source point
     * @param sourceY Y coordinate of source point
     * @param targetX X coordinate of target point
     * @param targetY Y coordinate of target point
     * @return UML dashed edge
     * @throws Exception
     */
    public static I_DirectedEdge createDashedEdge(final int sourceX, final int sourceY,
                                                   final int targetX, final int targetY) throws Exception {
        return new DirectedEdge(DirectedGraphicFactory.EMPTY_HEAD, DashedDirectedLine.class,
                sourceX, sourceY, targetX, targetY);
    }

    /**
     * Creates an UML dashed edge between the given coordinates with customized length of dashes
     * @param sourceX X coordinate of source point
     * @param sourceY Y coordinate of source point
     * @param targetX X coordinate of target point
     * @param targetY Y coordinate of target point