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## CommandConnect.js

#### Summary

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Class Summary
draw2d.CommandConnect |

    /* This notice must be untouched at all times.

    Open-jACOB Draw2D
    The latest version is available at
    http://www.openjacob.org

    Copyright (c) 2006 Andreas Herz. All rights reserved.
    Created 5. 11. 2006 by Andreas Herz (Web: http://www.freegroup.de )

    LICENSE: LGPL

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License (LGPL) as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library 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 this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA,
    or see http://www.gnu.org/copyleft/lesser.html
    */

    /**
     *
     * @version 0.9.14
     * @author Andreas Herz
     * @constructor
     */
    draw2d.CommandConnect=function(/*Canvas*/ canvas, /*:Port*/ source, /*:Port*/target)
    {
       draw2d.Command.call(this,"create connection");
       this.workflow = canvas;
       this.source   = source;
       this.target   = target;
       this.connection = null;
    }

    draw2d.CommandConnect.prototype = new draw2d.Command;
    /** @private **/
    draw2d.CommandConnect.prototype.type="CommandConnect";

    /**
     * Init the Command with my own implementation of a connection
     *
     **/

    draw2d.CommandConnect.prototype.setConnection=function(/*:draw2d.Connection*/ connection)
    {
       this.connection=connection;
    }

    /**
     * Execute the command the first time
     *
     **/
    draw2d.CommandConnect.prototype.execute=function()
    {
       if(this.connection==null)
          this.connection = new draw2d.Connection();
       this.connection.setSource(this.source);
       this.connection.setTarget(this.target);
       this.workflow.addFigure(this.connection);
    }

    /**
     * Redo the command after the user has undo this command.
     *
     **/
    draw2d.CommandConnect.prototype.redo=function()
    {
       this.workflow.addFigure(this.connection);
       this.connection.reconnect();
    }

    /**
     * Undo the command.
     *
     **/
    draw2d.CommandConnect.prototype.undo=function()
    {
        this.workflow.removeFigure(this.connection);
    }

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Documentation generated by JSDoc on Thu Feb 7 23:45:47 2008