Android Open Source - LightRobot Light Robot Voice Control

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License

The source code is released under:

GNU General Public License

Java Source Code

/**
 * @brief This File contains the necessary implementations to control the LightRobot with speech commands.
 * @author Julian/*  w w  w  .j av  a 2s  .co m*/
 * @date 25.06.2012
 * 
 * 
 */

package org.lightrobotremote;

import java.util.ArrayList;

import org.lightrobotremote.util.ColorHelper;

import android.app.Activity;
import android.os.Handler;


/**
 * 
 * @author Julian, Oier
 *
 */
public class LightRobotVoiceControl {

  private static final int NUMBER_OF_WORDS = 2;

  //Each command consists of two words part1 and part2 respectively.
  private static final String PART_1_0 = "move";
  private static final String PART_1_1 = "turn";
  private static final String PART_1_2 = "shine";
  private static final String PART_1_3 = "blink";

  private static final String PART_2_MOVE_0 = "remote";
  private static final String PART_2_MOVE_1 = "backward";//not used
  private static final String PART_2_MOVE_2 = "random";

  private static final String PART_2_TURN_0 = "left";
  private static final String PART_2_TURN_1 = "right";


  private static final String PART_2_SHINE_0 = "white";
  private static final String PART_2_SHINE_1 = "black";
  private static final String PART_2_SHINE_2 = "red";
  private static final String PART_2_SHINE_3 = "green";
  private static final String PART_2_SHINE_4 = "blue";
  private static final String PART_2_SHINE_5 = "random";

  private static final String PART_2_BLINK_0 = "white";
  private static final String PART_2_BLINK_1 = "black";
  private static final String PART_2_BLINK_2 = "red";
  private static final String PART_2_BLINK_3 = "green";
  private static final String PART_2_BLINK_4 = "blue";
  private static final String PART_2_BLINK_5 = "random";

  private byte driveMode;

  private byte colorMode = 0;

  private  ColorHelper mColor = new ColorHelper(0);

  private ArrayList<String> mWordsList;

  private String mPart_1;
  public String getPart_1() {
    return mPart_1;
  }

  public String getPart_2() {
    return mPart_2;
  }

  private String mPart_2;

  private Handler mHandler;

  private boolean mIsFirstPartCorrect = false;
  private boolean mIsSecondPartCorrect = false;
  private boolean mIsCommandCorrect = false;


  public boolean isFirstPartCorrect() {
    return mIsFirstPartCorrect;
  }

  public boolean isSecondPartCorrect() {
    return mIsSecondPartCorrect;
  }

  public boolean isCommandCorrect() {
    return mIsCommandCorrect;
  }

  public LightRobotVoiceControl(Handler uiHandler)
  {
    mHandler = uiHandler;      
  }


  public void setWordList(ArrayList<String> new_words)
  {
    mWordsList = new_words;
    mIsFirstPartCorrect = false;
    mIsSecondPartCorrect = false;
    mIsCommandCorrect = false;
    parseWords();
  }

  public ArrayList<String> recognizedWords()
  {
    return mWordsList;
  }

  private void parseWords()
  {
    ArrayList<String> present_words = mWordsList;
    ArrayList<ArrayList<String> > possible_commands = new ArrayList<ArrayList<String> >();

    for (int i = 0; i < present_words.size(); i++) {

      String[] words = present_words.get(i).split("\\s+");
      if(words.length == NUMBER_OF_WORDS)
      {
        ArrayList<String> temp_command = new ArrayList<String>();
        temp_command.add(words[0]);
        temp_command.add(words[1]);

        possible_commands.add(temp_command);
      }
    }

    int number_of_possible_commands = possible_commands.size();
    if(number_of_possible_commands > 0)
    {
      String[] temp_command = new String[]{"", ""};
      boolean isFirstPartCorrect = false;
      boolean isSecondPartCorrect = false;

      for (int i = 0; i < number_of_possible_commands && !(isFirstPartCorrect && isSecondPartCorrect); i++) {

        isFirstPartCorrect = false;
        isSecondPartCorrect = false;
        temp_command[0] = possible_commands.get(i).get(0);
        temp_command[1] = possible_commands.get(i).get(1);

        if(temp_command[0].equalsIgnoreCase(PART_1_0))//move
        {
          isFirstPartCorrect = true;
          if(temp_command[1].equalsIgnoreCase(PART_2_MOVE_0))//remote
          {
            isSecondPartCorrect = true;
            driveMode = LightRobotDataManager.DRIVE_MODE_REMOTE;
          }
          else if(temp_command[1].equalsIgnoreCase(PART_2_MOVE_1))//backward
          {
            isSecondPartCorrect = true;
            driveMode = LightRobotDataManager.DRIVE_MODE_BACKWARD;
          }
          else if(temp_command[1].equalsIgnoreCase(PART_2_MOVE_2))//random
          {
            isSecondPartCorrect = true;
            driveMode = LightRobotDataManager.DRIVE_MODE_RANDOM;
          }
        }
        else if(temp_command[0].equalsIgnoreCase(PART_1_1))//turn
        {
          isFirstPartCorrect = true;
          if(temp_command[1].equalsIgnoreCase(PART_2_TURN_0))//left
          {
            isSecondPartCorrect = true;
            driveMode = LightRobotDataManager.DRIVE_MODE_LEFT;
          }
          else if(temp_command[1].equalsIgnoreCase(PART_2_TURN_1))//right
          {
            isSecondPartCorrect = true;
            driveMode = LightRobotDataManager.DRIVE_MODE_RIGHT;
          }
        }
        else if(temp_command[0].equalsIgnoreCase(PART_1_2))//shine
        {
          isFirstPartCorrect = true;
          colorMode = LightRobotDataManager.COLOR_MODE_SHINE;

          if(temp_command[1].equalsIgnoreCase(PART_2_SHINE_0))//white
          {
            isSecondPartCorrect = true;
            mColor.setColor(0xffffff00);
          }
          else if(temp_command[1].equalsIgnoreCase(PART_2_SHINE_1))//black
          {
            isSecondPartCorrect = true;
            mColor.setColor(0x00000000);
          }
          else if(temp_command[1].equalsIgnoreCase(PART_2_SHINE_2))//red
          {
            isSecondPartCorrect = true;
            mColor.setColor(ColorHelper.HSB_RED);//a bit different because it is interpreted as hsb
          }
          else if(temp_command[1].equalsIgnoreCase(PART_2_SHINE_3))//green
          {
            isSecondPartCorrect = true;
            mColor.setColor(ColorHelper.HSB_GREEN);
          }
          else if(temp_command[1].equalsIgnoreCase(PART_2_SHINE_4))//blue
          {
            isSecondPartCorrect = true;
            mColor.setColor(ColorHelper.HSB_BLUE);
          }
          else if(temp_command[1].equalsIgnoreCase(PART_2_SHINE_5))//random
          {
            isSecondPartCorrect = true;
            colorMode = LightRobotDataManager.COLOR_MODE_RANDOM;
          }
        }
        else if(temp_command[0].equalsIgnoreCase(PART_1_3))
        {
          isFirstPartCorrect = true;
          colorMode = LightRobotDataManager.COLOR_MODE_BLINK;

          if(temp_command[1].equalsIgnoreCase(PART_2_BLINK_0))//white
          {
            isSecondPartCorrect = true;
            mColor.setColor(0xffffffff);
          }
          else if(temp_command[1].equalsIgnoreCase(PART_2_BLINK_1))//black
          {
            isSecondPartCorrect = true;
            mColor.setColor(0x00000000);
          }
          else if(temp_command[1].equalsIgnoreCase(PART_2_BLINK_2))//red
          {
            isSecondPartCorrect = true;
            mColor.setColor(ColorHelper.HSB_RED);
          }
          else if(temp_command[1].equalsIgnoreCase(PART_2_BLINK_3))//green
          {
            isSecondPartCorrect = true;
            mColor.setColor(ColorHelper.HSB_GREEN);
          }
          else if(temp_command[1].equalsIgnoreCase(PART_2_BLINK_4))//blue
          {
            isSecondPartCorrect = true;
            mColor.setColor(ColorHelper.HSB_BLUE);
          }
          else if(temp_command[1].equalsIgnoreCase(PART_2_BLINK_5))//random
          {
            isSecondPartCorrect = true;
            colorMode = LightRobotDataManager.COLOR_MODE_RANDOM_BLINK;
          }
        }
      }

      mIsFirstPartCorrect = isFirstPartCorrect;
      mIsSecondPartCorrect = isSecondPartCorrect;
      mIsCommandCorrect = isFirstPartCorrect && isSecondPartCorrect;

      if(mIsCommandCorrect)
      {//save the correct recognized words
        mPart_1 = temp_command[0];
        mPart_2 = temp_command[1];  
      }
      else
      {//save the best guess (the first two words in the array)
        mPart_1 = possible_commands.get(0).get(0);
        mPart_2 = possible_commands.get(0).get(1);
      }
    }
    else
    {
      mPart_1 = "-";
      mPart_2 = "-";

    }

    mHandler.obtainMessage(LightRobotRemoteInterface.MESSAGE_UPDATE_DISPLAY, 0, 0).sendToTarget();
    mHandler.obtainMessage(LightRobotRemoteInterface.MESSAGE_UPDATE_DATA, 0, 0).sendToTarget();
  }

  public  ColorHelper getColor() {
    return mColor;
  }

  public byte getDriveMode() {
    return driveMode;
  }

  public byte getColorMode() {
    return colorMode;
  }
}

Java Source Code List

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