git.gag.com Git - debian/openrocket/blob - android/src/net/sf/openrocket/android/rocket/Overview.java

   1 package net.sf.openrocket.android.rocket;\r
   2 \r
   3 import net.sf.openrocket.R;\r
   4 import net.sf.openrocket.aerodynamics.AerodynamicCalculator;\r
   5 import net.sf.openrocket.aerodynamics.BarrowmanCalculator;\r
   6 import net.sf.openrocket.aerodynamics.FlightConditions;\r
   7 import net.sf.openrocket.aerodynamics.WarningSet;\r
   8 import net.sf.openrocket.android.CurrentRocketHolder;\r
   9 import net.sf.openrocket.android.util.AndroidLogWrapper;\r
  10 import net.sf.openrocket.document.OpenRocketDocument;\r
  11 import net.sf.openrocket.masscalc.BasicMassCalculator;\r
  12 import net.sf.openrocket.masscalc.MassCalculator;\r
  13 import net.sf.openrocket.masscalc.MassCalculator.MassCalcType;\r
  14 import net.sf.openrocket.rocketcomponent.Configuration;\r
  15 import net.sf.openrocket.rocketcomponent.Rocket;\r
  16 import net.sf.openrocket.rocketcomponent.RocketUtils;\r
  17 import net.sf.openrocket.unit.Unit;\r
  18 import net.sf.openrocket.unit.UnitGroup;\r
  19 import net.sf.openrocket.util.Coordinate;\r
  20 import android.content.SharedPreferences;\r
  21 import android.os.Bundle;\r
  22 import android.preference.PreferenceManager;\r
  23 import android.support.v4.app.Fragment;\r
  24 import android.view.LayoutInflater;\r
  25 import android.view.View;\r
  26 import android.view.ViewGroup;\r
  27 import android.widget.AdapterView;\r
  28 import android.widget.TextView;\r
  29 \r
  30 public class Overview extends Fragment\r
  31 implements SharedPreferences.OnSharedPreferenceChangeListener\r
  32 {\r
  33 \r
  34         /* Calculation of CP and CG */\r
  35         private AerodynamicCalculator aerodynamicCalculator = new BarrowmanCalculator();\r
  36         private MassCalculator massCalculator  = new BasicMassCalculator();\r
  37 \r
  38         private MotorConfigSpinner configurationSpinner;\r
  39 \r
  40 \r
  41         @Override\r
  42         public View onCreateView(LayoutInflater inflater, ViewGroup container,\r
  43                         Bundle savedInstanceState) {\r
  44                 AndroidLogWrapper.d(Overview.class, "Created View");\r
  45                 View v = inflater.inflate(R.layout.rocket_overview, container, false);\r
  46                 configurationSpinner = (MotorConfigSpinner) v.findViewById(R.id.openrocketviewerConfigurationSpinner);\r
  47 \r
  48                 return v;\r
  49         }\r
  50 \r
  51         @Override\r
  52         public void onActivityCreated(Bundle savedInstanceState) {\r
  53                 super.onActivityCreated(savedInstanceState);\r
  54 \r
  55                 SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getActivity());\r
  56                 prefs.registerOnSharedPreferenceChangeListener(this);\r
  57 \r
  58         }\r
  59 \r
  60         @Override\r
  61         public void onResume() {\r
  62                 super.onResume();\r
  63                 setup();\r
  64 \r
  65         }\r
  66 \r
  67         @Override\r
  68         public void onDestroy() {\r
  69                 super.onDestroy();\r
  70 \r
  71                 SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getActivity());\r
  72                 prefs.unregisterOnSharedPreferenceChangeListener(this);\r
  73         }\r
  74 \r
  75         @Override\r
  76         public void onSharedPreferenceChanged(SharedPreferences arg0, String arg1) {\r
  77                 if ( this.isVisible() ) {\r
  78                         setup();\r
  79                 }\r
  80         }\r
  81 \r
  82         private void setup() {\r
  83                 final OpenRocketDocument rocketDocument = CurrentRocketHolder.getCurrentRocket().getRocketDocument();\r
  84                 Rocket rocket = rocketDocument.getRocket();\r
  85 \r
  86                 // Find the index of the default configuration so we can preselect it.\r
  87                 Configuration defaultConfiguration = rocketDocument.getDefaultConfiguration();\r
  88                 configurationSpinner.createAdapter(rocket);\r
  89                 AndroidLogWrapper.d(Overview.class, "configurationSpinner = " + configurationSpinner);\r
  90 \r
  91                 if ( defaultConfiguration != null ) {\r
  92                         configurationSpinner.setSelectedConfiguration(defaultConfiguration.getMotorConfigurationID());\r
  93                 }\r
  94                 configurationSpinner.setOnItemSelectedListener( new AdapterView.OnItemSelectedListener() {\r
  95 \r
  96                         /* (non-Javadoc)\r
  97                          * @see android.widget.AdapterView.OnItemSelectedListener#onItemSelected(android.widget.AdapterView, android.view.View, int, long)\r
  98                          */\r
  99                         @Override\r
 100                         public void onItemSelected(AdapterView<?> arg0, View arg1,\r
 101                                         int arg2, long arg3) {\r
 102 \r
 103                                 String selectedConfigId = rocketDocument.getRocket().getMotorConfigurationIDs()[arg2];\r
 104                                 Configuration config = new Configuration(rocketDocument.getRocket());\r
 105                                 config.setMotorConfigurationID(selectedConfigId);\r
 106                                 Coordinate cp = aerodynamicCalculator.getWorstCP(config,\r
 107                                                 new FlightConditions(config),\r
 108                                                 new WarningSet());\r
 109 \r
 110                                 Coordinate cg = massCalculator.getCG(config, MassCalcType.LAUNCH_MASS);\r
 111 \r
 112                                 Unit lengthUnit = UnitGroup.UNITS_LENGTH.getDefaultUnit();\r
 113                                 Unit massUnit = UnitGroup.UNITS_MASS.getDefaultUnit();\r
 114                                 Unit stabilityUnit = UnitGroup.stabilityUnits(config).getDefaultUnit();\r
 115 \r
 116                                 ((TextView)getActivity().findViewById(R.id.openrocketviewerCP)).setText(lengthUnit.toStringUnit(cp.x));\r
 117                                 ((TextView)getActivity().findViewById(R.id.openrocketviewerCG)).setText(lengthUnit.toStringUnit(cg.x));\r
 118                                 ((TextView)getActivity().findViewById(R.id.openrocketviewerLiftOffWeight)).setText(massUnit.toStringUnit(cg.weight));\r
 119                                 ((TextView)getActivity().findViewById(R.id.openrocketviewerStabilityMargin)).setText(stabilityUnit.toStringUnit(cp.x-cg.x));\r
 120 \r
 121                         }\r
 122 \r
 123                         /* (non-Javadoc)\r
 124                          * @see android.widget.AdapterView.OnItemSelectedListener#onNothingSelected(android.widget.AdapterView)\r
 125                          */\r
 126                         @Override\r
 127                         public void onNothingSelected(AdapterView<?> arg0) {\r
 128                                 ((TextView)getActivity().findViewById(R.id.openrocketviewerCP)).setText("");\r
 129                                 ((TextView)getActivity().findViewById(R.id.openrocketviewerCG)).setText("");\r
 130                                 ((TextView)getActivity().findViewById(R.id.openrocketviewerLiftOffWeight)).setText("");\r
 131                                 ((TextView)getActivity().findViewById(R.id.openrocketviewerStabilityMargin)).setText("");\r
 132                         }\r
 133 \r
 134                 });\r
 135 \r
 136                 Unit lengthUnit = UnitGroup.UNITS_LENGTH.getDefaultUnit();\r
 137                 Unit massUnit = UnitGroup.UNITS_MASS.getDefaultUnit();\r
 138 \r
 139                 Coordinate cg = RocketUtils.getCG(rocket, MassCalcType.NO_MOTORS);\r
 140                 double length = RocketUtils.getLength(rocket);\r
 141                 ((TextView)getActivity().findViewById(R.id.openrocketviewerDesigner)).setText(rocket.getDesigner());\r
 142                 ((TextView)getActivity().findViewById(R.id.openrocketviewerLength)).setText(lengthUnit.toStringUnit(length));\r
 143                 ((TextView)getActivity().findViewById(R.id.openrocketviewerMass)).setText(massUnit.toStringUnit(cg.weight));\r
 144                 ((TextView)getActivity().findViewById(R.id.openrocketviewerStageCount)).setText(String.valueOf(rocket.getStageCount()));\r
 145         }\r
 146 \r
 147 }\r