Android Open Source - min3d Object3d Container

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License

The source code is released under:

MIT License

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Java Source Code

package com.min3d.lib.core;
/*from   www .j a va  2 s .c om*/
import com.min3d.lib.interfaces.IObject3dContainer;

import java.util.ArrayList;

public class Object3dContainer extends Object3d implements IObject3dContainer
{
  protected ArrayList<Object3d> _children = new ArrayList<Object3d>();

  public Object3dContainer()
  {
    super(0, 0, false, false, false);
  }
  /**
   * Adds container functionality to Object3d.
   * 
   * Subclass Object3dContainer instead of Object3d if you
   * believe you may want to add children to that object. 
   */
  public Object3dContainer(int $maxVerts, int $maxFaces)
  {
    super($maxVerts, $maxFaces, true,true,true);
  }

  public Object3dContainer(int $maxVerts, int $maxFaces,  Boolean $useUvs, Boolean $useNormals, Boolean $useVertexColors)
  {
    super($maxVerts, $maxFaces, $useUvs,$useNormals,$useVertexColors);
  }
  
  /**
   * This constructor is convenient for cloning purposes 
   */
  public Object3dContainer(Vertices $vertices, FacesBufferedList $faces, TextureList $textures)
  {
    super($vertices, $faces, $textures);
  }
  
  public void addChild(Object3d $o)
  {
    _children.add($o);
    
    $o.parent(this);
    $o.scene(this.scene());
  }
  
  public void addChildAt(Object3d $o, int $index) 
  {
    _children.add($index, $o);
    
    $o.parent(this);
    $o.scene(this.scene());
  }

  public boolean removeChild(Object3d $o)
  {
    boolean b = _children.remove($o);
    
    if (b) {
      $o.parent(null);
      $o.scene(null);
    }
    return b;
  }
  
  public Object3d removeChildAt(int $index) 
  {
    Object3d o = _children.remove($index);
    if (o != null) {
      o.parent(null);
      o.scene(null);
    }
    return o;
  }
  
  public Object3d getChildAt(int $index) 
  {
    return _children.get($index);
  }

  /**
   * TODO: Use better lookup 
   */
  public Object3d getChildByName(String $name)
  {
    for (int i = 0; i < _children.size(); i++)
    {
      if (_children.get(i).name().equals($name)) return _children.get(i); 
    }
    return null;
  }

  public int getChildIndexOf(Object3d $o) 
  {
    return _children.indexOf($o);    
  }


  public int numChildren() 
  {
    return _children.size();
  }
  
  /*package-private*/ 
  ArrayList<Object3d> children()
  {
    return _children;
  }
  
  public Object3dContainer clone()
  {
    Vertices v = _vertices.clone();
    FacesBufferedList f = _faces.clone();

    Object3dContainer clone = new Object3dContainer(v, f, _textures);
    
    clone.position().x = position().x;
    clone.position().y = position().y;
    clone.position().z = position().z;
    
    clone.rotation().x = rotation().x;
    clone.rotation().y = rotation().y;
    clone.rotation().z = rotation().z;
    
    clone.scale().x = scale().x;
    clone.scale().y = scale().y;
    clone.scale().z = scale().z;
    
    for(int i = 0; i< this.numChildren();i++)
    {
       clone.addChild(this.getChildAt(i));
    }
     
    return clone;
  }

}

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