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package org.reprap;
import javax.media.j3d.Appearance;
import javax.media.j3d.BranchGroup;
import org.reprap.devices.GenericExtruder;
import org.reprap.gui.STLObject;
/**
* Small class to hold RepRap attributes that are attached to
* Java3D shapes as user data, primarily to record the material
* that things are made from.
*
* @author adrian
*
*/
public class Attributes {
/**
* The name of the material
*/
private String material;
/**
* The STLObject of which this is a part
*/
private STLObject parent;
/**
* Where this is in the STLObject of which it is a part
*/
private BranchGroup part;
/**
* The appearance (colour) in the loading and simulation windows
*/
private Appearance app;
/**
* The extruder corresponsing to this material. This is lazily evaluated
* (I.e. it is not set until there are some extruders around to use).
*/
private Extruder e;
/**
* Constructor - it is permissible to set any argument null. If you know
* what you're doing of course...
* @param s The name of the material
* @param p Parent STLObject
* @param b Where in p
* @param a what it looks like
*/
public Attributes(String s, STLObject p, BranchGroup b, Appearance a)
{
material = s;
parent = p;
part = b;
app = a;
e = null;
}
/**
* Just say the name of the material
*/
public String toString()
{
String result = new String();
result += "Attributes: material is " + material;
return result;
}
/**
* @return the name of the material
*/
public String getMaterial() { return material; }
/**
* @return the parent object
*/
public STLObject getParent() { return parent; }
/**
* @return the bit of the STLObject that this is
*/
public BranchGroup getPart() { return part; }
/**
* @return what colour am I?
*/
public Appearance getAppearance() { return app; }
/**
* Find my extruder in the list (if not known) or just
* return it (if known).
* @param es The extruders currently in the printer.
* @return my extruder
*/
public Extruder getExtruder()
{
if(e == null)
{
Printer p = org.reprap.Main.gui.getPrinter();
if(p == null)
{
System.err.println("Attributes.getExtruder(): null printer!");
return null;
}
e = p.getExtruder(material);
if(e == null)
{
System.err.println("Attributes.getExtruder(): null extruder for " + material);
return null;
}
}
return e;
}
/**
* Change the material name
* @param s
*/
public void setMaterial(String s)
{
material = s;
e = null;
app = GenericExtruder.getAppearanceFromMaterial(material);
if(parent != null)
parent.restoreAppearance();
}
/**
* Change the parent
* @param p
*/
public void setParent(STLObject p) { parent = p; }
/**
* To be used in conjunction with changing the parent
* @param b
*/
public void setPart(BranchGroup b) { part = b; }
/**
* New colour
* @param a
*/
public void setAppearance(Appearance a) { app = a; }
}
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