git.gag.com Git - sw/motorsim/blob - src/com/billkuker/rocketry/motorsim/grain/Finocyl.java

   1 package com.billkuker.rocketry.motorsim.grain;\r
   2 \r
   3 import java.awt.Shape;\r
   4 import java.awt.geom.AffineTransform;\r
   5 import java.awt.geom.Ellipse2D;\r
   6 import java.awt.geom.Rectangle2D;\r
   7 import java.beans.PropertyVetoException;\r
   8 \r
   9 import javax.measure.quantity.Length;\r
  10 import javax.measure.unit.SI;\r
  11 \r
  12 import org.jscience.physics.amount.Amount;\r
  13 \r
  14 import com.billkuker.rocketry.motorsim.grain.util.BurningShape;\r
  15 import com.billkuker.rocketry.motorsim.grain.util.ExtrudedShapeGrain;\r
  16 import com.billkuker.rocketry.motorsim.visual.Editor;\r
  17 import com.billkuker.rocketry.motorsim.visual.GrainPanel;\r
  18 \r
  19 public class Finocyl extends ExtrudedShapeGrain {\r
  20         private Amount<Length> oD = Amount.valueOf(30, SI.MILLIMETER);\r
  21         private Amount<Length> iD = Amount.valueOf(10, SI.MILLIMETER);\r
  22         private Amount<Length> finWidth = Amount.valueOf(2, SI.MILLIMETER);\r
  23         private Amount<Length> finDiameter = Amount.valueOf(20, SI.MILLIMETER);\r
  24         private int finCount = 5;\r
  25         \r
  26         public Finocyl(){\r
  27                 try {\r
  28                         setLength(Amount.valueOf(70, SI.MILLIMETER));\r
  29                 } catch (PropertyVetoException e) {\r
  30                         e.printStackTrace();\r
  31                 }\r
  32                 generateGeometry();\r
  33         }\r
  34         \r
  35         private void generateGeometry(){\r
  36                 double odmm = oD.doubleValue(SI.MILLIMETER);\r
  37                 double idmm = iD.doubleValue(SI.MILLIMETER);\r
  38                 double fwmm = finWidth.doubleValue(SI.MILLIMETER);\r
  39                 double fdmm = finDiameter.doubleValue(SI.MILLIMETER);\r
  40                 \r
  41                 xsection = new BurningShape();\r
  42                 Shape outside = new Ellipse2D.Double(-odmm/2, -odmm/2, odmm, odmm);\r
  43                 xsection.add(outside);\r
  44                 xsection.inhibit(outside);\r
  45                 xsection.subtract(new Ellipse2D.Double(-idmm/2, -idmm/2, idmm, idmm));\r
  46                 webThickness = null;\r
  47                 \r
  48                 for ( int i = 0; i < finCount; i++ ){\r
  49                         Shape fin = new Rectangle2D.Double(-fwmm/2,0,fwmm,fdmm/2);\r
  50                         xsection.subtract(fin, AffineTransform.getRotateInstance(i*(2.0*Math.PI/finCount)));\r
  51                 }\r
  52         }\r
  53         \r
  54         public Amount<Length> getOD() {\r
  55                 return oD;\r
  56         }\r
  57 \r
  58         public void setOD(Amount<Length> od) throws PropertyVetoException {\r
  59                 if (od.equals(this.oD))\r
  60                         return;\r
  61                 fireVetoableChange("od", this.oD, od);\r
  62                 Amount<Length> old = this.oD;\r
  63                 this.oD = od;\r
  64                 generateGeometry();\r
  65                 firePropertyChange("OD", old, oD);\r
  66         }\r
  67 \r
  68         public Amount<Length> getID() {\r
  69                 return iD;\r
  70         }\r
  71 \r
  72         public void setID(Amount<Length> id) throws PropertyVetoException {\r
  73                 if (id.equals(this.iD))\r
  74                         return;\r
  75                 fireVetoableChange("id", this.iD, id);\r
  76                 Amount<Length> old = this.iD;\r
  77                 iD = id;\r
  78                 generateGeometry();\r
  79                 firePropertyChange("ID", old, iD);\r
  80         }\r
  81         \r
  82         public Amount<Length> getFinWidth() {\r
  83                 return finWidth;\r
  84         }\r
  85 \r
  86         public void setFinWidth(Amount<Length> finWidth) throws PropertyVetoException {\r
  87                 if (finWidth.equals(this.finWidth))\r
  88                         return;\r
  89                 fireVetoableChange("finWidth", this.finWidth, finWidth);\r
  90                 Amount<Length> old = this.finWidth;\r
  91                 this.finWidth = finWidth;\r
  92                 generateGeometry();\r
  93                 firePropertyChange("finWidth", old, finWidth);\r
  94         }\r
  95         \r
  96         \r
  97         public Amount<Length> getFinDiameter() {\r
  98                 return finDiameter;\r
  99         }\r
 100 \r
 101         public void setFinDiameter(Amount<Length> finDiameter) throws PropertyVetoException {\r
 102                 if (finDiameter.equals(this.finDiameter))\r
 103                         return;\r
 104                 fireVetoableChange("finDiameter", this.finDiameter, finDiameter);\r
 105                 Amount<Length> old = this.finDiameter;\r
 106                 this.finDiameter = finDiameter;\r
 107                 generateGeometry();\r
 108                 firePropertyChange("finDiameter", old, finDiameter);\r
 109         }\r
 110         \r
 111         \r
 112         public int getFinCount() {\r
 113                 return finCount;\r
 114         }\r
 115 \r
 116         public void setFinCount(int finCount) throws PropertyVetoException {\r
 117                 if (finCount==this.finCount)\r
 118                         return;\r
 119                 fireVetoableChange("finCount", this.finCount, finCount);\r
 120                 int old = this.finCount;\r
 121                 this.finCount = finCount;\r
 122                 generateGeometry();\r
 123                 firePropertyChange("finCount", old, finCount);\r
 124         }\r
 125         \r
 126         public static void main(String args[]) throws Exception {\r
 127                 Finocyl e = new Finocyl();\r
 128                 new Editor(e).showAsWindow();\r
 129                 new GrainPanel(e).showAsWindow();\r
 130         }\r
 131 }\r