Android Open Source - CS160-Speech-Tutor Statistics

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License

The source code is released under:

GNU General Public License

Java Source Code

package com.example.speechtutor;
// ww w  .  java 2 s.c o  m
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Comparator;

import android.app.Activity;
import android.content.Intent;
import android.graphics.Color;
import android.os.Bundle;
import android.os.Environment;
import android.util.Log;
import android.view.Menu;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemSelectedListener;
import android.widget.ArrayAdapter;
import android.widget.CheckBox;
import android.widget.LinearLayout;
import android.widget.Spinner;
import android.widget.TextView;

import com.jjoe64.graphview.GraphView;
import com.jjoe64.graphview.GraphView.GraphViewData;
import com.jjoe64.graphview.GraphViewSeries;
import com.jjoe64.graphview.GraphViewSeries.GraphViewSeriesStyle;
import com.jjoe64.graphview.GraphViewStyle;
import com.jjoe64.graphview.LineGraphView;

public class Statistics extends Activity implements OnItemSelectedListener {
  private GraphView currentGraph;
  private Spinner graphSpinner;
  private ArrayList<String> FilesInFolder;
  private RecordingData recordingData;
  
  private CheckBox checkbox_um;
  private CheckBox checkbox_uh;
  private CheckBox checkbox_ah;
  private CheckBox checkbox_er;
  private CheckBox checkbox_like;
  
  @Override
    protected void onResume() {

       super.onResume();
       this.onCreate(null);
    }
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_statistics);  
    
    initializeCheckboxes();
    
    graphSpinner = (Spinner) findViewById(R.id.graphSpinner);
    ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this,
            R.array.graphs_array, android.R.layout.simple_spinner_item);
    adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
    graphSpinner.setAdapter(adapter);
    graphSpinner.setOnItemSelectedListener((OnItemSelectedListener) this);
    
    FilesInFolder = GetFiles(Environment.getExternalStorageDirectory()+"/SpeechTutor");
    
    LinearLayout layout = (LinearLayout) findViewById(R.id.graph);
    TextView recordingLabel = (TextView) findViewById(R.id.recordingLabel);
    if(FilesInFolder == null || FilesInFolder.size() < 2){
      layout.setVisibility(View.GONE);
      TextView no_recordings = (TextView) findViewById(R.id.need_recordings);
      no_recordings.setVisibility(View.VISIBLE);
      recordingLabel.setVisibility(View.GONE);
    }else{
      layout.setVisibility(View.VISIBLE);
      recordingLabel.setVisibility(View.VISIBLE);
    }
    
    recordingData = null;
        try
        {
          File hiddenStorageDir = new File(Environment.getExternalStorageDirectory(), "SpeechTutor/.storage");
          if (! hiddenStorageDir.exists()){
              if (! hiddenStorageDir.mkdirs()){
                  Log.d("SpeechTutor", "failed to create directory");
              }
          }
           FileInputStream fileIn = new FileInputStream(hiddenStorageDir.getPath() + "/SpeechTutorData.ser");
           ObjectInputStream in = new ObjectInputStream(fileIn);
           recordingData = (RecordingData) in.readObject();
           in.close();
           fileIn.close();
        }catch(IOException i)
        {
           i.printStackTrace();
        }catch(ClassNotFoundException c)
        {
           System.out.println("RecordingData class not found");
           c.printStackTrace();
        }
       makeTotalFillerWords();
    
  }
  
  public void initializeCheckboxes(){
    checkbox_um = (CheckBox) findViewById(R.id.checkbox_um);
    checkbox_ah = (CheckBox) findViewById(R.id.checkbox_ah);
    checkbox_er = (CheckBox) findViewById(R.id.checkbox_er);
    checkbox_uh = (CheckBox) findViewById(R.id.checkbox_uh);
    checkbox_like = (CheckBox) findViewById(R.id.checkbox_like);
  }
  
  public void onCheckboxClicked(View view) {
    LinearLayout layout = (LinearLayout) findViewById(R.id.graph);
    layout.removeView(currentGraph);
    makeTotalIndividual();
  }
  
  public void makeFillersPerSecond(){
     GraphViewData[] data;
          String[] recordingNames;
          int maxValue = 0 ;
          if(FilesInFolder.size() == 0){
             data = new GraphViewData[1];
             recordingNames = new String[1];
            data[0] = new GraphViewData(1,0);
            recordingNames[0] = "";
              maxValue = 1;
          }else{
        data = new GraphViewData[FilesInFolder.size()];
        recordingNames = new String[(FilesInFolder.size())];
        for(int i = 0; i < FilesInFolder.size(); i++){
          String time = recordingData.recordingTime.get(FilesInFolder.get(i));
          int minutes = Integer.parseInt(time.substring(0,2));
          int seconds = Integer.parseInt(time.substring(3,5));
          float num = minutes*60+seconds; 
          data[i] = new GraphViewData(i+1, recordingData.recordingFillerWordCount.get(FilesInFolder.get(i))/num);
          recordingNames[i] = FilesInFolder.get(i).substring(0,FilesInFolder.get(i).length()-4);
          recordingNames[i] = "";
          //if(recordingNames[i].length() > 2){
          //  recordingNames[i] = recordingNames[i].substring(0,2)+"...";
            //recordingNames[i] = "";
          //}
          if(recordingData.recordingFillerWordCount.get(FilesInFolder.get(i)) > maxValue){
            maxValue = recordingData.recordingFillerWordCount.get(FilesInFolder.get(i));
          }
        }
            
          }
          makeGraph(data,recordingNames, "", maxValue,false,Color.parseColor("#63ce7c"),Color.argb(100,157, 224, 173));
  }
  public void makeTotalFillerWords(){
     GraphViewData[] data;
          String[] recordingNames;
          int maxValue = 0 ;
          if(FilesInFolder != null && FilesInFolder.size() == 0){
             data = new GraphViewData[1];
             recordingNames = new String[1];
            data[0] = new GraphViewData(1,0);
            recordingNames[0] = "";
              maxValue = 1;
          }else{
        data = new GraphViewData[FilesInFolder.size()];
        recordingNames = new String[(FilesInFolder.size())];
        for(int i = 0; i < FilesInFolder.size(); i++){
          data[i] = new GraphViewData(i+1, recordingData.recordingFillerWordCount.get(FilesInFolder.get(i)));
          //recordingNames[i] = FilesInFolder.get(i).substring(0,FilesInFolder.get(i).length()-4);
          //if(recordingNames[i].length() > 2){
          //  recordingNames[i] = recordingNames[i].substring(0,2)+"...";
          //}
          recordingNames[i] = "";
          if(recordingData.recordingFillerWordCount.get(FilesInFolder.get(i)) > maxValue){
            maxValue = recordingData.recordingFillerWordCount.get(FilesInFolder.get(i));
          }
        }
            
          }
          makeGraph(data,recordingNames, "", maxValue,true,Color.parseColor("#45ada8"),Color.argb(100,118, 200, 196));
  }
  
  public void makeTotalIndividual(){
    ArrayList<GraphViewSeries> graphs = new ArrayList<GraphViewSeries>();
    String[] recordingNames;
    GraphViewData[] data;
    int maxValue = 0;
    
    if(FilesInFolder.size() == 0){
      data = new GraphViewData[1];
           recordingNames = new String[1];
           data[0] = new GraphViewData(1,0);
           recordingNames[0] = "";
          maxValue = 1;
          makeGraph(data,recordingNames, "", maxValue,true,Color.parseColor("#45ada8"),Color.argb(100,118, 200, 196));
    }else{
      recordingNames = new String[(FilesInFolder.size())];
      for(int i = 0; i < FilesInFolder.size(); i++){
        recordingNames[i] = FilesInFolder.get(i).substring(0,FilesInFolder.get(i).length()-4);
        //if(recordingNames[i].length() > 2){
          //recordingNames[i] = recordingNames[i].substring(0,2)+"...";
        //  recordingNames[i] = "";
        //}
        recordingNames[i] = "";
      }
      if(checkbox_um.isChecked()){
          data = new GraphViewData[FilesInFolder.size()];
          for(int i = 0; i < FilesInFolder.size(); i++){
            data[i] = new GraphViewData(i+1, recordingData.recordingUmCount.get(FilesInFolder.get(i)));
            if(recordingData.recordingUmCount.get(FilesInFolder.get(i)) > maxValue){
              maxValue = recordingData.recordingUmCount.get(FilesInFolder.get(i));
            }
          }
          graphs.add(new GraphViewSeries("Um",new GraphViewSeriesStyle(Color.argb(96,210,68,65),6), data));
      }
      if(checkbox_uh.isChecked()){
        data = new GraphViewData[FilesInFolder.size()];
        for(int i = 0; i < FilesInFolder.size(); i++){
          data[i] = new GraphViewData(i+1, recordingData.recordingUhCount.get(FilesInFolder.get(i)));
          if(recordingData.recordingUhCount.get(FilesInFolder.get(i)) > maxValue){
            maxValue = recordingData.recordingUhCount.get(FilesInFolder.get(i));
          }
        }
        graphs.add(new GraphViewSeries("Uh",new GraphViewSeriesStyle(Color.argb(96,157,224,173),6), data));
    }
      if(checkbox_ah.isChecked()){
        data = new GraphViewData[FilesInFolder.size()];
        for(int i = 0; i < FilesInFolder.size(); i++){
          data[i] = new GraphViewData(i+1, recordingData.recordingAhCount.get(FilesInFolder.get(i)));
          if(recordingData.recordingAhCount.get(FilesInFolder.get(i)) > maxValue){
            maxValue = recordingData.recordingAhCount.get(FilesInFolder.get(i));
          }
        }
        graphs.add(new GraphViewSeries("Ah",new GraphViewSeriesStyle(Color.argb(96,1,201,234),6), data));
    }
      if(checkbox_er.isChecked()){
        data = new GraphViewData[FilesInFolder.size()];
        for(int i = 0; i < FilesInFolder.size(); i++){
          data[i] = new GraphViewData(i+1, recordingData.recordingErCount.get(FilesInFolder.get(i)));
          if(recordingData.recordingErCount.get(FilesInFolder.get(i)) > maxValue){
            maxValue = recordingData.recordingErCount.get(FilesInFolder.get(i));
          }
        }
        graphs.add(new GraphViewSeries("Er",new GraphViewSeriesStyle(Color.argb(96,69,173,168),6), data));
    }
      if(checkbox_like.isChecked()){
        data = new GraphViewData[FilesInFolder.size()];
        for(int i = 0; i < FilesInFolder.size(); i++){
          data[i] = new GraphViewData(i+1, recordingData.recordingLikeCount.get(FilesInFolder.get(i)));
          if(recordingData.recordingLikeCount.get(FilesInFolder.get(i)) > maxValue){
            maxValue = recordingData.recordingLikeCount.get(FilesInFolder.get(i));
          }
        }
        graphs.add(new GraphViewSeries("Like",new GraphViewSeriesStyle(Color.argb(96,255,242,0),6), data));
    }
    }
    makeMultipleGraphs(graphs,recordingNames,maxValue);
  }
    
  
  public void makeMultipleGraphs(ArrayList<GraphViewSeries> graphs, String[] recordingNames, int maxValue){
      LineGraphView graphView = new LineGraphView(
          this
          , ""
      );
      for(int i=0; i < graphs.size(); i++){
        graphView.addSeries(graphs.get(i));
      }
      graphView.setScalable(true);
      // optional - legend
      graphView.setScrollable(true);
      
      if(recordingNames.length > 10){
        graphView.setViewPort(recordingNames.length-10, 10);
      }
      
      
      graphView.setHorizontalLabels(recordingNames);
      graphView.setGraphViewStyle(new GraphViewStyle(Color.DKGRAY, Color.DKGRAY, Color.LTGRAY));
      graphView.getGraphViewStyle().setTextSize(40);

        int interval;
        if (maxValue <= 15) {
            interval = 1; // increment of 5 between each label
        } else if (maxValue <= 50) {
            interval = 5; // increment of 10 between each label
        } else {
            interval = 10; // increment of 20 between each label
        }
        // search the top value of your graph, it must be a multiplier of your interval
        int maxLabel = maxValue;
        while (maxLabel % interval != 0) {
            maxLabel++;
        }
        // set manual bounds
        graphView.setManualYAxisBounds(maxLabel, 0);
        // indicate number of vertical labels
        graphView.getGraphViewStyle().setNumVerticalLabels(maxLabel / interval + 1);
      LinearLayout layout = (LinearLayout) findViewById(R.id.graph);
      currentGraph = graphView;
      layout.addView(graphView);
  }
  
  public void makeGraph(GraphViewData[] data, String[] recordingNames, String title, int maxValue, boolean integerize, int color1, int color2){
    GraphViewSeries numFillers = new GraphViewSeries("Number of Fillers",new GraphViewSeriesStyle(color1, 3),data);
     
    GraphView graphView = new LineGraphView(
        this // context
        , title // heading
    );
    graphView.addSeries(numFillers); // data
    graphView.setScrollable(true);
    //graphView.setScalable(true);
    
    if(data.length > 10){
      graphView.setViewPort(data.length-10, 10);
    }
    
    
    ((LineGraphView) graphView).setDrawBackground(true);
    ((LineGraphView) graphView).setBackgroundColor(color2);
    graphView.setGraphViewStyle(new GraphViewStyle(Color.DKGRAY, Color.DKGRAY, Color.LTGRAY));

    graphView.getGraphViewStyle().setTextSize(40);
    if(integerize){
      
          int interval;
          if (maxValue <= 15) {
              interval = 1; // increment of 5 between each label
          } else if (maxValue <= 50) {
              interval = 5; // increment of 10 between each label
          } else {
              interval = 10; // increment of 20 between each label
          }
          // search the top value of your graph, it must be a multiplier of your interval
          int maxLabel = maxValue;
          while (maxLabel % interval != 0) {
              maxLabel++;
          }
          // set manual bounds
          graphView.setManualYAxisBounds(maxLabel, 0);
          // indicate number of vertical labels
          graphView.getGraphViewStyle().setNumVerticalLabels(maxLabel / interval + 1);
    }
    graphView.getGraphViewStyle().setVerticalLabelsWidth(100);
    graphView.setHorizontalLabels(recordingNames);
    LinearLayout layout = (LinearLayout) findViewById(R.id.graph);
    currentGraph = graphView;
    layout.addView(graphView);
  }
  
  public ArrayList<String> GetFiles(String DirectoryPath) {
      ArrayList<String> MyFiles = new ArrayList<String>();
      File f = new File(DirectoryPath);

      f.mkdirs();
      File[] files = f.listFiles();
      Arrays.sort(files, new Comparator<File>(){
          public int compare(File f1, File f2)
          {
              return Long.valueOf(f1.lastModified()).compareTo(f2.lastModified());
          } });
      if (files.length == 0)
          return null;
      else {
          for (int i=0; i<files.length; i++) {
            String extension = files[i].getName().substring(files[i].getName().indexOf("."));
            if(extension.equals(".pcm")){
              MyFiles.add(files[i].getName());
            }
          }
      }

      return MyFiles;
  }
  
  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.statistics, menu);
    return true;
  }
  
  public void onItemSelected(AdapterView<?> parent, View view, int position,
         long id) {
        
        graphSpinner.setSelection(position);
        if(FilesInFolder == null || FilesInFolder.size() < 2){
          return;
        }
        String selState = (String) graphSpinner.getSelectedItem();
        System.out.println(selState);
        if(selState.equals("Total Filler Words per Recording")){
          LinearLayout layout = (LinearLayout) findViewById(R.id.graph);
          layout.removeView(currentGraph);
          LinearLayout checkboxes = (LinearLayout) findViewById(R.id.individualCheckboxes);
          checkboxes.setVisibility(View.GONE);
          makeTotalFillerWords();
          
        }else if(selState.equals("Filler Words per Second")){
          LinearLayout layout = (LinearLayout) findViewById(R.id.graph);
          layout.removeView(currentGraph);
          LinearLayout checkboxes = (LinearLayout) findViewById(R.id.individualCheckboxes);
          checkboxes.setVisibility(View.GONE);
          makeFillersPerSecond();
        }else if(selState.equals("Individual Filler Words per Recording")){
          LinearLayout layout = (LinearLayout) findViewById(R.id.graph);
          layout.removeView(currentGraph);
          LinearLayout checkboxes = (LinearLayout) findViewById(R.id.individualCheckboxes);
          checkboxes.setVisibility(View.VISIBLE);
          makeTotalIndividual();
        }
       }

        @Override
       public void onNothingSelected(AdapterView<?> arg0) {
        // TODO Auto-generated method stub

        }
  public void navigate(View view) {
    Class classToStart = null;
    switch(view.getId()) {
    case R.id.nav_playback: 
      classToStart = Playback.class;
      break;
    case R.id.nav_record:
      classToStart = Record.class;
      break;
    case R.id.nav_statistics:
      classToStart = Statistics.class;
      break;
    case R.id.nav_settings:
      classToStart = Settings.class;
      break;
    }
    Intent intent = new Intent(this, classToStart);
    intent.setFlags(Intent.FLAG_ACTIVITY_REORDER_TO_FRONT);
    startActivity(intent);
  }

}

Java Source Code List

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