+++ /dev/null
-/*
- VARNA is a tool for the automated drawing, visualization and annotation of the secondary structure of RNA, designed as a companion software for web servers and databases.
- Copyright (C) 2008 Kevin Darty, Alain Denise and Yann Ponty.
- electronic mail : Yann.Ponty@lri.fr
- paper mail : LRI, bat 490 Université Paris-Sud 91405 Orsay Cedex France
-
- This file is part of VARNA version 3.1.
- VARNA version 3.1 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 3 of the License, or (at your option) any later version.
-
- VARNA version 3.1 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 VARNA version 3.1.
- If not, see http://www.gnu.org/licenses.
- */
-package fr.orsay.lri.varna.controlers;
-
-import java.awt.Point;
-import java.awt.event.MouseEvent;
-import java.awt.event.MouseListener;
-import java.awt.event.MouseMotionListener;
-
-import fr.orsay.lri.varna.VARNAPanel;
-
-
-/**
- * Controller of the mouse for scroll wheel click and dragged events
- *
- * @author darty
- *
- */
-public class ControleurDraggedMolette implements MouseListener,
- MouseMotionListener {
- private VARNAPanel _vp;
- /**
- * <code>true</code> if the right button is pressed<br>
- * <code>false</code> if not
- */
- private static Boolean _rightButtonClick;
- /**
- * The vector which contains the direction of the mouse movement
- */
- private static Point _direction;
- /**
- * The position of the cursor before the mouse drag
- */
- private static Point _avant;
- /**
- * The position of the cursor after the mouse drag
- */
- private static Point _apres;
-
- public ControleurDraggedMolette(VARNAPanel vp) {
- _vp = vp;
- _rightButtonClick = false;
- _avant = _apres = _direction = new Point();
- }
-
- public void mouseDragged(MouseEvent e) {
- // si le bon boutton a été pressé
- if (_rightButtonClick) {
- _apres = e.getPoint();
- _direction = new Point(_apres.x - _avant.x, _apres.y - _avant.y);
- _vp.setTranslation(new Point(_vp.getTranslation().x + _direction.x,
- _vp.getTranslation().y + _direction.y));
- _avant = _apres;
- _vp.checkTranslation();
- _vp.repaint();
- }
- }
-
- public void mouseMoved(MouseEvent e) {
- }
-
- public void mouseClicked(MouseEvent e) {
- }
-
- public void mouseEntered(MouseEvent e) {
- }
-
- public void mouseExited(MouseEvent e) {
- }
-
- public void mousePressed(MouseEvent e) {
- // lors du clic, la position du curseur est enregistrée
- _avant = e.getPoint();
- // si le boutton molette est pressé ou si le boutton gauche et shift
- // sont pressés
- if (e.getButton() == MouseEvent.BUTTON2)
- {
- _rightButtonClick = true;
- }
- else
- {
- _rightButtonClick = false;
- }
-
-
- }
-
- public void mouseReleased(MouseEvent e) {
- // si le boutton molette est relaché ou si le boutton gauche et shift
- // sont relachés
- if (e.getButton() == MouseEvent.BUTTON2)
- _rightButtonClick = false;
- }
-}