MouseMovement.java

//----------------------------------------------------------------------------//
//                                                                            //
//                         M o u s e M o v e m e n t                          //
//                                                                            //
//----------------------------------------------------------------------------//
// <editor-fold defaultstate="collapsed" desc="hdr">                          //
//  Copyright © Hervé Bitteur and others 2000-2013. All rights reserved.      //
//  This software is released under the GNU General Public License.           //
//  Goto http://kenai.com/projects/audiveris to report bugs or suggestions.   //
//----------------------------------------------------------------------------//
// </editor-fold>
package omr.selection;

/**
 * Class {@code MouseMovement} defines which phase of user action
 * generated the event.
 * For example, we may decide to update minimal information while the
 * user is moving the mouse, and launch expensive processing only when the user
 * is releasing the mouse.
 *
 * @author Hervé Bitteur
 */
public enum MouseMovement
{

    /**
     * User presses the mouse button down or, by extension, manually
     * enters the location data in a dedicated board.
     */
    PRESSING,
    /**
     * User moves the mouse while keeping the button down.
     */
    DRAGGING,
    /**
     * User releases the mouse button.
     */
    RELEASING;

}