bprocessor-commit

[rimestad <rim...@us...>]

Update of /cvsroot/bprocessor/gl/src/net/sourceforge/bprocessor/gl/tool
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv29082

Added Files:
	CameraMoveTimer.java CameraZoomTimer.java Util.java 
Log Message:
initial import

--- NEW FILE: Util.java ---
//---------------------------------------------------------------------------------
// $Id: Util.java,v 1.1 2005/08/05 10:48:30 rimestad Exp $
//
// Copyright (c) 2005      The BProcessor Team (http://bprocessor.sourceforge.net) 
// Released under the Lesser GNU Public License v2.1
//---------------------------------------------------------------------------------
package net.sourceforge.bprocessor.gl.tool;

import net.sourceforge.bprocessor.model.Edge;
import net.sourceforge.bprocessor.model.EdgeFacade;
import net.sourceforge.bprocessor.model.Vertex;
import net.sourceforge.bprocessor.model.Surface;

import java.util.Iterator;
import java.util.Set;
import java.util.ArrayList;
import java.util.List;

import org.apache.log4j.Logger;
/** A utility class */
public class Util {
  /** The logger */
  private static Logger log = Logger.getLogger(Util.class);

  /** The constructor */
  private Util () {
  }

  /**
   * returns a list of vertexes in the given surface ordered
   * @param s The surface
   * @return The list of vertexes null if the surface is not connected
   */
  public static List traverse(Surface s) {
    List edges = s.getEdges();
    List result = new ArrayList(edges.size());
    
    Iterator it = edges.iterator();
    if (it.hasNext()) {
      Edge previous = (Edge)it.next();
      Vertex first = previous.getFrom();
      result.add(first);
      Vertex current = previous.getTo();
      for (int i = 1; i < edges.size(); i++) {
        result.add(current);
        Set temp = EdgeFacade.getInstance().findByVertex(current);
        Iterator ite = temp.iterator();
        while (ite.hasNext()) {
          Edge e = (Edge)ite.next();
          if (edges.contains(e) && !e.equals(previous)) {
            current = oppositeVertex(e, current);
            previous = e;
            break;
          }
        }
        if (first.equals(current)) {
          return result;
        }
      }
    }
    return null;
  }

  /**
   * checks if the given surface is connected
   * If it is it returns true otherwise false
   * @param s The surface
   * @return If the given surface is connected
   */
  public static boolean connected(Surface s) {
    List edges = s.getEdges();
    Iterator it = edges.iterator();
    if (it.hasNext()) {
      Edge previous = (Edge)it.next();
      Vertex first = previous.getFrom();
      Vertex current = previous.getTo();
      for (int i = 1; i < edges.size(); i++) {
        Set temp = EdgeFacade.getInstance().findByVertex(current);
        Iterator ite = temp.iterator();
        while (ite.hasNext()) {
          Edge e = (Edge)ite.next();
          if (edges.contains(e) && !e.equals(previous)) {
            current = oppositeVertex(e, current);
            previous = e;
            break;
          }
        }
        if (first.equals(current)) {
          return true;
        }
      }
    }
    return false;
  }

  /**
   * Return the opposite vertex in the edge give as the vertex given
   * @param e The edge
   * @param v The Vertex
   * @return the opposite vertex or null if v was not to or from
   */
  public static Vertex oppositeVertex(Edge e, Vertex v) {
    if (e.getTo().equals(v)) {
      return e.getFrom();
    } else if (e.getFrom().equals(v)) {
      return e.getTo();
    }
    return null;
  }
}

--- NEW FILE: CameraZoomTimer.java ---
//---------------------------------------------------------------------------------
// $Id: CameraZoomTimer.java,v 1.1 2005/08/05 10:48:30 rimestad Exp $
//
// Copyright (c) 2005      The BProcessor Team (http://bprocessor.sourceforge.net) 
// Released under the Lesser GNU Public License v2.1
//---------------------------------------------------------------------------------
package net.sourceforge.bprocessor.gl.tool;

import net.sourceforge.bprocessor.gl.GLView;
import net.sourceforge.bprocessor.gl.view.View;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

/**
 * Camara zoom timer
 */
class CameraZoomTimer implements ActionListener {
  /** The calling mouselistener */
  private AbstractTool at;

  /** The current GLView */
  private GLView glv;

  /**
   * The Constructor
   * @param at the abstract tool
   * @param glv the GLView
   */
  public CameraZoomTimer(AbstractTool at, GLView glv) {
    this.at = at;
    this.glv = glv;
  }

  /**
   * executed every time camaraMove is sceduled
   * @param e The ActionEvent
   */
  public void actionPerformed(ActionEvent e) {
    View v = glv.getView();
    if (at.getdy() > 0) {
      v.zoom(0.9);
    } else {
      v.zoom(1.0);
    }
    glv.repaint();
  }
}

--- NEW FILE: CameraMoveTimer.java ---
//---------------------------------------------------------------------------------
// $Id: CameraMoveTimer.java,v 1.1 2005/08/05 10:48:30 rimestad Exp $
//
// Copyright (c) 2005      The BProcessor Team (http://bprocessor.sourceforge.net) 
// Released under the Lesser GNU Public License v2.1
//---------------------------------------------------------------------------------
package net.sourceforge.bprocessor.gl.tool;

import net.sourceforge.bprocessor.gl.GLView;
import net.sourceforge.bprocessor.gl.view.View;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

/**
 * Carama move timer class
 */
class CameraMoveTimer implements ActionListener {
  /** The calling mouselistener */
  private AbstractTool at;

  /** The current GLView */
  private GLView glv;

  /**
   * The Constructor
   * @param at the abstract tool
   * @param glv the GLView
   */
  public CameraMoveTimer(AbstractTool at, GLView glv) {
    this.at = at;
    this.glv = glv;
  }

  /**
   * executed every time camaraMove is sceduled
   * @param e The ActionEvent
   */
  public void actionPerformed(ActionEvent e) {
    View v = glv.getView();
    v.translateRotationX(10 * at.getdy());
    v.translateRotationY(10 * at.getdx());
    glv.repaint();
  }
}