git.gag.com Git - debian/openrocket/blob - core/src/net/sf/openrocket/rocketcomponent/Sleeve.java

   1 package net.sf.openrocket.rocketcomponent;
   2
   3 import net.sf.openrocket.util.Coordinate;
   4 import net.sf.openrocket.util.MathUtil;
   5
   6
   7 /**
   8  * A RingComponent that comes on top of another tube.  It's defined by the inner
   9  * radius and thickness.  The inner radius can be automatic, in which case it
  10  * takes the radius of the parent component.
  11  *
  12  * @author Sampo Niskanen <sampo.niskanen@iki.fi>
  13  */
  14 public class Sleeve extends RingComponent {
  15
  16         protected double innerRadius = 0;
  17         protected double thickness = 0;
  18
  19
  20         public Sleeve() {
  21                 super();
  22                 setInnerRadiusAutomatic(true);
  23                 setThickness(0.001);
  24                 setLength(0.05);
  25         }
  26
  27
  28         @Override
  29         public double getOuterRadius() {
  30                 return getInnerRadius() + thickness;
  31         }
  32
  33         @Override
  34         public void setOuterRadius(double r) {
  35                 if (MathUtil.equals(getOuterRadius(), r))
  36                         return;
  37
  38                 innerRadius = Math.max(r - thickness, 0);
  39                 if (thickness > r)
  40                         thickness = r;
  41                 fireComponentChangeEvent(ComponentChangeEvent.MASS_CHANGE);
  42         }
  43
  44
  45         @Override
  46         public double getInnerRadius() {
  47                 // Implement parent inner radius automation
  48                 if (isInnerRadiusAutomatic() && getParent() instanceof RadialParent) {
  49                         RocketComponent parent = getParent();
  50                         double pos1 = this.toRelative(Coordinate.NUL, parent)[0].x;
  51                         double pos2 = this.toRelative(new Coordinate(getLength()), parent)[0].x;
  52                         pos1 = MathUtil.clamp(pos1, 0, parent.getLength());
  53                         pos2 = MathUtil.clamp(pos2, 0, parent.getLength());
  54                         innerRadius = Math.max(((RadialParent) parent).getOuterRadius(pos1),
  55                                         ((RadialParent) parent).getOuterRadius(pos2));
  56                 }
  57
  58                 return innerRadius;
  59         }
  60
  61         @Override
  62         public void setInnerRadius(double r) {
  63                 r = Math.max(r, 0);
  64                 if (MathUtil.equals(innerRadius, r))
  65                         return;
  66                 innerRadius = r;
  67                 fireComponentChangeEvent(ComponentChangeEvent.MASS_CHANGE);
  68         }
  69
  70         @Override
  71         public double getThickness() {
  72                 return thickness;
  73         }
  74
  75         @Override
  76         public void setThickness(double t) {
  77                 t = Math.max(t, 0);
  78                 if (MathUtil.equals(thickness, t))
  79                         return;
  80                 thickness = t;
  81                 fireComponentChangeEvent(ComponentChangeEvent.MASS_CHANGE);
  82         }
  83
  84
  85
  86
  87         @Override
  88         public void setInnerRadiusAutomatic(boolean auto) {
  89                 super.setOuterRadiusAutomatic(auto);
  90         }
  91
  92         @Override
  93         public String getComponentName() {
  94                 return "Sleeve";
  95         }
  96
  97         @Override
  98         public boolean allowsChildren() {
  99                 return false;
 100         }
 101
 102         @Override
 103         public boolean isCompatible(Class<? extends RocketComponent> type) {
 104                 return false;
 105         }
 106 }