| gvSIG desktop 1

//

// Vicente Caballero Navarro

package com.iver.cit.gvsig.gui.cad.tools.smc;

import com.iver.cit.gvsig.gui.cad.tools.PointCADTool;

public final class PointCADToolContext

    extends statemap.FSMContext

{

//---------------------------------------------------------------

// Member methods.

//

    public PointCADToolContext(PointCADTool owner)

    {

        super();

        _owner = owner;

        setState(ExecuteMap.Initial);

        ExecuteMap.Initial.Entry(this);

    }

    public void addPoint(double pointX, double pointY)

    {

        _transition = "addPoint";

        getState().addPoint(this, pointX, pointY);

        _transition = "";

        return;

    }

    public PointCADToolState getState()

        throws statemap.StateUndefinedException

    {

        if (_state == null)

        {

            throw(

                new statemap.StateUndefinedException());

        }

        return ((PointCADToolState) _state);

    }

    protected PointCADTool getOwner()

    {

        return (_owner);

    }

//---------------------------------------------------------------

// Member data.

//

    transient private PointCADTool _owner;

//---------------------------------------------------------------

// Inner classes.

//

    public static abstract class PointCADToolState

        extends statemap.State

    {

    //-----------------------------------------------------------

    // Member methods.

    //

        protected PointCADToolState(String name, int id)

        {

            super (name, id);

        }

        protected void Entry(PointCADToolContext context) {}

        protected void Exit(PointCADToolContext context) {}

        protected void addPoint(PointCADToolContext context, double pointX, double pointY)

        {

            Default(context);

        }

        protected void Default(PointCADToolContext context)

        {

            throw (

                new statemap.TransitionUndefinedException(

                    "State: " +

                    context.getState().getName() +

                    ", Transition: " +

                    context.getTransition()));

        }

    //-----------------------------------------------------------

    // Member data.

    //

    }

    /* package */ static abstract class ExecuteMap

    {

    //-----------------------------------------------------------

    // Member methods.

    //

    //-----------------------------------------------------------

    // Member data.

    //

        //-------------------------------------------------------

        // Statics.

        //

        /* package */ static ExecuteMap_Default.ExecuteMap_Initial Initial;

        /* package */ static ExecuteMap_Default.ExecuteMap_First First;

        private static ExecuteMap_Default Default;

        static

        {

            Initial = new ExecuteMap_Default.ExecuteMap_Initial("ExecuteMap.Initial", 0);

            First = new ExecuteMap_Default.ExecuteMap_First("ExecuteMap.First", 1);

            Default = new ExecuteMap_Default("ExecuteMap.Default", -1);

        }

    }

    protected static class ExecuteMap_Default

        extends PointCADToolState

    {

    //-----------------------------------------------------------

    // Member methods.

    //

        protected ExecuteMap_Default(String name, int id)

        {

            super (name, id);

        }

    //-----------------------------------------------------------

    // Inner classse.

    //

        private static final class ExecuteMap_Initial

            extends ExecuteMap_Default

        {

        //-------------------------------------------------------

        // Member methods.

        //

            private ExecuteMap_Initial(String name, int id)

            {

                super (name, id);

            }

            protected void Entry(PointCADToolContext context)

            {

                PointCADTool ctxt = context.getOwner();

                ctxt.init();

                ctxt.setQuestion("PUNTO" + "\n" +

                "Defina el punto");

                return;

            }

            protected void addPoint(PointCADToolContext context, double pointX, double pointY)

            {

                PointCADTool ctxt = context.getOwner();

                (context.getState()).Exit(context);

                context.clearState();

                try

                {

                    ctxt.setQuestion("Insertar punto");

                    ctxt.addPoint(pointX, pointY);

                }

                finally

                {

                    context.setState(ExecuteMap.First);

                    (context.getState()).Entry(context);

                }

                return;

            }

        //-------------------------------------------------------

        // Member data.

        //

        }

        private static final class ExecuteMap_First

            extends ExecuteMap_Default

        {

        //-------------------------------------------------------

        // Member methods.

        //

            private ExecuteMap_First(String name, int id)

            {

                super (name, id);

            }

            protected void addPoint(PointCADToolContext context, double pointX, double pointY)

            {

                PointCADTool ctxt = context.getOwner();

                PointCADToolState endState = context.getState();

                context.clearState();

                try

                {

                    ctxt.setQuestion("Insertar punto");

                    ctxt.addPoint(pointX, pointY);

                }

                finally

                {

                    context.setState(endState);

                }

                return;

            }

        //-------------------------------------------------------

        // Member data.

        //

        }

    //-----------------------------------------------------------

    // Member data.

    //

    }

}