Horse Race with speech

AutoSeekBar.java
----------------
package com.example.mohamadpc.horserace;

import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Color;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;

import java.util.Random;


/**
 * Created by MOHAMADPC on 18/09/2017.
 */

public class autoSeekBar extends android.support.v7.widget.AppCompatSeekBar implements Runnable {
    private static Random rnd = new Random();

    // speed parameters: time to wait after each step
    private static int minTime = 150;
    private static int maxTime = 400;

    // progress changes in one step
    private static int step = 1;

    // auto or manual progress
    private boolean isAuto;

    public autoSeekBar(Context context, AttributeSet attrs) {
        super(context, attrs);

        this.setBackgroundColor(Color.rgb(rnd.nextInt(256), rnd.nextInt(256), rnd.nextInt(256)));
        this.setProgressDrawable(getBackground());
        this.setMax(20);
        isAuto = false;

    }


    public autoSeekBar(Context context, int imageId) {
        this(context, null);
        Drawable thumb = getContext().getDrawable(imageId);
        Bitmap b = ((BitmapDrawable) thumb).getBitmap();
        Bitmap bitmapResized = Bitmap.createScaledBitmap(b, 50, 50, false);
        thumb = new BitmapDrawable(getResources(), bitmapResized);
        setThumb(thumb);
    }

    public autoSeekBar(Context context) {
        this(context, null);
    }


    public void autoStart() {
        this.setProgress(0);
        isAuto = true;
        new Thread(this).start();
    }

    @Override
    public void run() {
        while (isAuto) {
            setProgress(Math.min(getProgress() + step, getMax()));

            if (getProgress() == getMax()) {
                isAuto = false;
                ((MainActivity) getContext()).horseFinished(this);
            } else {
                try {
                    Thread.sleep(minTime + rnd.nextInt(maxTime - minTime + 1));
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
        }
    }
}


MainActivity.java
-----------------
package com.example.mohamadpc.horserace;

import android.content.ActivityNotFoundException;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.speech.RecognizerIntent;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.view.View;
import android.widget.LinearLayout;
import android.widget.Toast;

import java.util.ArrayList;
import java.util.Locale;
import java.util.Vector;

public class MainActivity extends AppCompatActivity {
    //codes for startActivityForResult
    final int AUDIO_NUMBER_RESULT = 100;
    final int AUDIO_RUN_RESULT = 101;
    LinearLayout llBackGround;

    private int horsesCount = -1;
    private autoSeekBar[] myHorses;
    private boolean isRacing;

    Vector<autoSeekBar> arrivedHorses = new Vector<autoSeekBar>();

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);


        setPointer();
    }

    public void setPointer() {
        llBackGround = (LinearLayout) findViewById(R.id.llyBackGround);
        llBackGround.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                if (horsesCount == -1) {
                    getNumberBySpeech();
                } else {
                    if (!isRacing) {
                        if (arrivedHorses.size() == horsesCount) {
                            clearLayout();
                        } else {
                            getCommandBySpeech();
                        }
                    }
                }
            }
        });
        isRacing = false;
    }

    private void getNumberBySpeech() {
        try {
            Intent intent = new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH);
            intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL,
                    RecognizerIntent.LANGUAGE_MODEL_FREE_FORM);
            intent.putExtra(RecognizerIntent.EXTRA_PROMPT,
                    getResources().getString(R.string.speech_prompt) + "\n" + getResources().getString(R.string.tracks_number_prompt));
            startActivityForResult(intent, AUDIO_NUMBER_RESULT);

        } catch (ActivityNotFoundException e) {
            String appPackageName = "com.google.android.googlequicksearchbox";
            try {
                startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse("market://details?id=" + appPackageName)));
            } catch (ActivityNotFoundException ee) {
                startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse("https://play.google.com/store/apps/details?id=" + appPackageName)));
            }
            Toast.makeText(this, "No such activity", Toast.LENGTH_SHORT).show();
        }
    }

    private void getCommandBySpeech() {
        try {
            Intent intent = new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH);
            intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL,
                    RecognizerIntent.LANGUAGE_MODEL_FREE_FORM);
            intent.putExtra(RecognizerIntent.EXTRA_PROMPT,
                    getResources().getString(R.string.speech_prompt) + "\n" + getResources().getString(R.string.run_command_prompt));
            startActivityForResult(intent, AUDIO_RUN_RESULT);

        } catch (ActivityNotFoundException e) {
            String appPackageName = "com.google.android.googlequicksearchbox";
            try {
                startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse("market://details?id=" + appPackageName)));
            } catch (ActivityNotFoundException ee) {
                startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse("https://play.google.com/store/apps/details?id=" + appPackageName)));
            }
            Toast.makeText(this, "No such activity", Toast.LENGTH_SHORT).show();
        }
    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        if (resultCode == RESULT_OK) {
            String strRes = "";
            Bundle bundle = data.getExtras();
            final ArrayList<String> matches = bundle.getStringArrayList(RecognizerIntent.EXTRA_RESULTS);

            switch (requestCode) {

                case AUDIO_NUMBER_RESULT:
                    for (String item : matches) {
                        try {
                            Log.d("Speech_Number", item);
                            this.horsesCount = Integer.parseInt(item);
                            break;
                        } catch (Exception e) {
                        }
                    }
                    if (this.horsesCount > 0) {
                        setLayout();
                    }
                    break;

                case AUDIO_RUN_RESULT:
                    for (String item : matches) {
                        Log.d("Speech_Number", item);
                        if (item.toUpperCase().equals(getResources().getString(R.string.run_command_string).toUpperCase())) {
                            startRace();
                        }
                    }
                    break;
            }
        }
    }

    private void startRace() {
        arrivedHorses.clear();
        for (int i = 0; i < myHorses.length; i += 1) {
            myHorses[i].autoStart();
        }
        isRacing = true;
    }

    private void setLayout() {
        myHorses = new autoSeekBar[horsesCount];

        for (int i = 0; i < myHorses.length; i += 1) {
            myHorses[i] = newHorse();
            llBackGround.addView(myHorses[i]);
        }
        isRacing = false;
    }

    private void clearLayout() {
        arrivedHorses.clear();

        for (int i = 0; i < myHorses.length; i += 1) {
            llBackGround.removeView(myHorses[i]);
            myHorses[i] = null;
        }

        myHorses = null;
        horsesCount = -1;
        isRacing = false;

    }

    private autoSeekBar newHorse() {
        autoSeekBar newHorse;
        if (isRTL()) {
            newHorse = new autoSeekBar(this, R.drawable.rtl_horse);
        } else {
            newHorse = new autoSeekBar(this, R.drawable.ltr_horse);
        }
        LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT));
        params.setMargins(0, 10, 0, 0);
        newHorse.setLayoutParams(params);

        return newHorse;
    }

    public void horseFinished(autoSeekBar horse) {
        arrivedHorses.add(horse);
        if (arrivedHorses.size() == horsesCount) {
            double step = (double) myHorses[0].getMax() / myHorses.length;

            for (int i = 0; i < arrivedHorses.size(); i += 1) {
                arrivedHorses.get(i).setProgress((int) ((arrivedHorses.size() - i) * step));
            }
            isRacing = false;
        }
    }

    private boolean isRTL() {
        return isRTL(Locale.getDefault());
    }

    private boolean isRTL(Locale locale) {
        final int directionality = Character.getDirectionality(locale.getDisplayName().charAt(0));
        return directionality == Character.DIRECTIONALITY_RIGHT_TO_LEFT ||
                directionality == Character.DIRECTIONALITY_RIGHT_TO_LEFT_ARABIC;
    }
}


strings.xml
-----------
<resources>
    <string name="app_name">HorseRace</string>
    <string name="speech_prompt">waiting for your words!</string>
    <string name="tracks_number_prompt">Say Number of horses to race</string>
    <string name="run_command_prompt">Say Run to start</string>
    <string name="run_command_string">go</string>
</resources>


AndroidManifest.xml
-------------------
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.mohamadpc.horserace">

    <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.RECORD_AUDIO" />
    <uses-permission android:name="android.permission.CAPTURE_AUDIO_OUTPUT" />

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>
</manifest>