bprocessor-commit

[Michael L. <he...@us...>]

Update of /cvsroot/bprocessor/gl/src/net/sourceforge/bprocessor/gl/model
In directory sc8-pr-cvs3.sourceforge.net:/tmp/cvs-serv4636/src/net/sourceforge/bprocessor/gl/model

Added Files:
	SpaceBox.java Widget.java Label.java 
Log Message:
Widgets are being implemented

--- NEW FILE: SpaceBox.java ---
//---------------------------------------------------------------------------------
// $Id: SpaceBox.java,v 1.1 2007/01/26 14:04:56 henryml 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.model;

import net.sourceforge.bprocessor.model.Project;
import net.sourceforge.bprocessor.model.Space;

/**
 * 
 */
public class SpaceBox extends Label {
  private Space space;
  
  /**
   * Create SpaceBox for specified space
   * @param space Space
   */
  public SpaceBox(Space space) {
    super(space.getDisplayName());
  }
  
  /**
   * Returns the space.
   * @return the space.
   */
  public Space space() {
    return space;
  }
  
  /**
   * {@inheritDoc}
   */
  public void action() {
    Project.getInstance().setActiveSpace(space);
  }
}

--- NEW FILE: Widget.java ---
//---------------------------------------------------------------------------------
// $Id: Widget.java,v 1.1 2007/01/26 14:04:56 henryml 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.model;

import javax.media.opengl.GL;
import javax.media.opengl.glu.GLU;

/**
 * Widget represents button-like 2d objects, displayed
 * on top of the 3d model.
 * 
 * The x y coordinates are the top-left corner.
 */
public abstract class Widget {
  private int x;
  private int y;
  
  /**
   * Sets the x coordinate.
   * @param x the new x coordinate
   */
  public void setX(int x) {
    this.x = x;
  }
  
  /**
   * Sets the y coordinate.
   * @param y the new y coordinate
   */
  public void setY(int y) {
    this.y = y;
  }
  
  /**
   * Returns the x coordinate.
   * @return the x coordinate
   */
  public int getX() {
    return x;
  }
  
  /**
   * Returns the y coordinate.
   * @return the y coordinate
   */
  public int getY() {
    return y;
  }
  
  /**
   * Displays this Widget in the local coordinatesystem of this Widget.
   * @param gl the GL containing the OpenGL interface.
   * @param glu the GLU containing the GLU interface.
   */
  public abstract void draw(GL gl, GLU glu);
  
  /**
   * Performs the action for this Widget.
   */
  public void action() { }
  
  /**
   * Displays this Widget for hit detection
   * in the local coordinatesystem of this Widget.
   * @param gl the GL containing the OpenGL interface.
   * @param glut the GLU containing the GLU interface.
   */
  public void drawHit(GL gl, GLU glut) {
    int width = width();
    int height = height();
    gl.glBegin(GL.GL_POLYGON);
    gl.glVertex3d(0, 0, 0);
    gl.glVertex3d(width, 0, 0);
    gl.glVertex3d(width, height, 0);
    gl.glVertex3d(0, height, 0);
    gl.glEnd();
  }
  
  /**
   * Returns the computed width of this Widget.
   * @return the computed width.
   */
  public abstract int width();
  
  /**
   * Returns the computed height of this Widget.
   * @return the computed height.
   */
  public abstract int height();
  
  /**
   * Displays this Widget in the global coordinatesystem of the window.
   * @param gl the GL containing the OpenGL interface.
   * @param glu the GLU containing the GLU interface.
   * @param selection true if selection-mode is applied
   */
  public void display(GL gl, GLU glu, boolean selection) {
    gl.glPushMatrix();
    gl.glTranslatef(x, y, 0);
    if (selection) {
      drawHit(gl, glu);
    } else {
      //drawHit(gl, glu);
      draw(gl, glu);
    }
    gl.glPopMatrix();
  }
}

--- NEW FILE: Label.java ---
//---------------------------------------------------------------------------------
// $Id: Label.java,v 1.1 2007/01/26 14:04:56 henryml 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.model;

import javax.media.opengl.GL;
import javax.media.opengl.glu.GLU;

import com.sun.opengl.util.GLUT;

import net.sourceforge.bprocessor.model.Edge;
import net.sourceforge.bprocessor.model.Plane;
import net.sourceforge.bprocessor.model.Vertex;

/**
 * 
 */
public class Label extends Widget {

  private String label;
  
  /**
   * Creates a label.
   * @param label the label
   */
  public Label(String label) {
    this.label = label;
  }
  
  /** {@inheritDoc} */
  public void draw(GL gl, GLU glu) {
    GLUT glut = new GLUT();
    gl.glRasterPos2i(0, 0); 
    glut.glutBitmapString(GLUT.BITMAP_HELVETICA_12, label);
  }

  /** {@inheritDoc} */
  @Override
  public int height() {
    return 12;
  }

  /** {@inheritDoc} */
  public int width() {
    GLUT glut = new GLUT();
    return glut.glutBitmapLength(GLUT.BITMAP_HELVETICA_12, label);
  }

  /** {@inheritDoc} */
  public Plane getPlane() {
    // TODO Auto-generated method stub
    return null;
  }

  /** {@inheritDoc} */
  public Vertex intersection(Edge e) {
    // TODO Auto-generated method stub
    return null;
  }

  /**
   * {@inheritDoc}
   */
  public String toString() {
    return label;
  }
}