Application: gvSIG desktop

package com.iver.cit.gvsig.fmap.tools.Behavior;

import java.awt.Cursor;

import java.awt.Graphics;

import java.awt.event.MouseEvent;

import java.awt.event.MouseWheelEvent;

import com.iver.cit.gvsig.fmap.MapControl;

import com.iver.cit.gvsig.fmap.tools.BehaviorException;

import com.iver.cit.gvsig.fmap.tools.Listeners.ToolListener;

/**

 * <p>When a programmer needs to add a way to permit user to interact with the current object where the graphical

 *  information is stored and represented, (see {@link MapControl MapControl}), must analyze and decide the basic

 *  <i>behavior</i> nature of the interaction.</p>

 * 

 * <p>That <i>behavior</i> will manage mouse events and generate information and <i>tool</i> events that the

 *  associated {@link ToolListener ToolListener} will use to interact with the <code>MapControl</code> object ultimately.</p>

 * 

 * <p>It will be possible also combine more than one <i>behavior</i> for a tool listener, for having a richness tool.</p>

 */

public interface IBehavior {

        /**

         * <p>Gets the <code>ToolListener</code> used by this behavior to perform actions on the

         *  associated <code>MapControl</code> object.</p>

         *

         * @return the <code>ToolListener</code> used by this behavior

         */

        public ToolListener getListener();

        /**

         * <p>Method executed in real-time, when user is working with a tool on the associated <code>MapControl</code>

         *  object, repainting the <code>MapControl</code>'s image.</p>

         *

         * <p>Returns immediately in all cases, even if the complete image has not yet been loaded.</p>

         * 

         * <p>This method will be implemented according to the specific nature of each behavior, and its

         *  extra and particular features.</p>

         * 

         * @see Graphics#drawImage(java.awt.Image, int, int, java.awt.image.ImageObserver)

         */

        public void paintComponent(Graphics g);

        /**

         * <p>Associates this behavior to a <code>MapControl</code> object.</p>

         *

         * @param mc the <code>MapControl</code> object to associate

         * 

         * @see #getMapControl()

         */

        public void setMapControl(MapControl mc);

        /**

         * <p>Gets the mouse cursor of the tool listener associated to this behavior.</p>

         *

         * @return the mouse cursor of the tool listener associated

         */

        public Cursor getCursor();

        /**

         * <p>Returns the reference to the <code>MapControl</code> object that this behavior uses.</p> 

         *

         * @return the <code>MapControl</code> object used this behavior

         * 

         * @see #setMapControl(MapControl)

         */

        public MapControl getMapControl();

        /**

         * @see java.awt.event.MouseListener#mouseClicked(java.awt.event.MouseEvent)

         * 

         * @throws BehaviorException any exception processing the action associated to a <i>mouse clicked event</i>, by the <code>IBehavior</code> object

         */

        public void mouseClicked(MouseEvent e) throws BehaviorException;

        /**

         * @see java.awt.event.MouseListener#mouseEntered(java.awt.event.MouseEvent)

         * 

         * @throws BehaviorException any exception processing the action associated to a <i>mouse entered event</i>, by the <code>IBehavior</code> object

         */

        public void mouseEntered(MouseEvent e) throws BehaviorException;

        /**

         * @see java.awt.event.MouseListener#mouseExited(java.awt.event.MouseEvent)

         * 

         * @throws BehaviorException any exception processing the action associated to a <i>mouse exited event</i>, by the <code>IBehavior</code> object

         */

        public void mouseExited(MouseEvent e) throws BehaviorException;

        /**

         * @see java.awt.event.MouseListener#mousePressed(java.awt.event.MouseEvent)

         * 

         * @throws BehaviorException any exception processing the action associated to a <i>mouse pressed event</i>, by the <code>IBehavior</code> object

         */

        public void mousePressed(MouseEvent e) throws BehaviorException;

        /**

         * @see java.awt.event.MouseListener#mouseReleased(java.awt.event.MouseEvent)

         * 

         * @throws BehaviorException any exception processing the action associated to a <i>mouse released event</i>, by the <code>IBehavior</code> object

         */

        public void mouseReleased(MouseEvent e) throws BehaviorException;

        /**

         * @see java.awt.event.MouseMotionListener#mouseDragged(java.awt.event.MouseEvent)

         * 

         * @throws BehaviorException any exception processing the action associated to a <i>mouse dragged event</i>, by the <code>IBehavior</code> object

         */

        public void mouseDragged(MouseEvent e) throws BehaviorException;

        /**

         * @see java.awt.event.MouseMotionListener#mouseMoved(java.awt.event.MouseEvent)

         * 

         * @throws BehaviorException any exception processing the action associated to a <i>mouse moved event</i>, by the <code>IBehavior</code> object

         */

        public void mouseMoved(MouseEvent e) throws BehaviorException;

        /**

         * @see java.awt.event.MouseWheelListener#mouseWheelMoved(java.awt.event.MouseWheelEvent)

         * 

         * @throws BehaviorException any exception processing the action associated to a <i>mouse wheel event</i>, by the <code>IBehavior</code> object

         */

        public void mouseWheelMoved(MouseWheelEvent e) throws BehaviorException;

}