Android Open Source - FlangeAssist Torque Fragment

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License

The source code is released under:

MIT License

Java Source Code

package com.atasoft.flangeassist.fragments;
/* w  ww  .  jav  a 2s .co m*/
import android.os.*;
import android.support.v4.app.*;
import android.view.*;
import android.view.View.*;
import android.widget.*;
import com.atasoft.flangeassist.*;

public class TorqueFragment extends Fragment implements OnClickListener
{
    View thisFrag;
  public static final int[] EIGHT_BASE = {1,5,3,7,2,6,4,8};
  public static final int[] FOUR_BASE = {1,3,2,4};
  public static final String[] PAT_STRINGS = {"4-point", "8-point", "8-point alternate"};

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
               Bundle savedInstanceState) {
      
        View v = inflater.inflate(R.layout.torquepat, container, false);
        thisFrag = v;
        setupSpinners();
        
        Button b = (Button) v.findViewById(R.id.submit);
        b.setOnClickListener(this);
        
        return v;
    }

    @Override
    public void onClick(View v) {
        switch (v.getId()) {
      case R.id.submit:
        submit();
        break;
        }
    }
  
    
  private void setupSpinners() {
    Spinner patSpin = (Spinner) thisFrag.findViewById(R.id.patSpin);
    ArrayAdapter<String> patAd = new ArrayAdapter<String>(getActivity(),
          android.R.layout.simple_spinner_item, PAT_STRINGS);
    patSpin.setAdapter(patAd);
  }
  
  private void submit() {
    Spinner patSpin = (Spinner) thisFrag.findViewById(R.id.patSpin);
    int selectedPos = patSpin.getSelectedItemPosition();
    int[] patBase = selectedPos > 0 ? EIGHT_BASE : FOUR_BASE;
    boolean isReverse = selectedPos == 2 ? true : false;
    
    String torqueString = genTorquePattern(patBase, isReverse);
    
    TextView patReturn = (TextView) thisFrag.findViewById(R.id.torqueReturn);
    patReturn.setText(torqueString);
  }
  
  private String genTorquePattern(int[] patBase, boolean isReverse) {
    String errInt = getString(R.string.errInt);
    String errEven = getString(R.string.errEven);
    String retString = "";
    EditText studBox = (EditText) thisFrag.findViewById(R.id.studBox);
    int studInt = parseInputInt(studBox);
    
    if (studInt < 8 || studInt > 1000) return errInt;
    int rem = studInt % 4;
    if (rem > 0) return errEven;
    
    if(!isReverse){
      for(int i = 0; i < patBase.length; i++) { //Muchos elegante
        for(int j = 0; j + patBase[i] <= studInt; j = j + patBase[patBase.length - 1]) {
          retString = retString + ", " + Integer.toString(patBase[i] + j);
        }
      }
    } else {  //Reverso mode
      //if 8 divisible, odd base offset is 8, else 4
      int startSub = studInt % 8 > 0 ? 4 : 8;  
      for(int i = 0; i < patBase.length; i++){
        if(patBase[i] <= 4) {  //1 through 4 count from top 
          retString += ", " + patBase[i];
          for(int j = studInt - startSub + patBase[i]; j > patBase[i]; j-=8){
            retString += ", " + Integer.toString(j);
          }
        } else {  //5 through 8 are normal 8 pt
          for(int j = patBase[i]; j <= studInt; j+=8) {
            retString += ", " + Integer.toString(j);
          }
        }
      }
    }
    return retString.substring(2);
  }
  
  private int parseInputInt(EditText editText) { 
    try {
      return Integer.parseInt(editText.getText().toString());
    } catch (NumberFormatException e) {
      return 0;
    }
  }
}

Java Source Code List

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