Android: Mini game Funny Marathon

Video hướng dẫn:

Bài viết hướng dẫn:

File activity_main.xml:

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout
  xmlns:app="http://schemas.android.com/apk/res-auto"
  xmlns:android="http://schemas.android.com/apk/res/android"
  android:layout_width="match_parent"
  android:layout_height="match_parent"
  android:background="#FFFFFF">

  <RadioGroup
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_alignParentBottom="true"
    android:id="@+id/rgChoose">

    <RadioButton
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:id="@+id/rbCat"
      android:layout_marginBottom="35dp"/>

    <RadioButton
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:id="@+id/rbDog"
      android:layout_marginBottom="35dp"/>

    <RadioButton
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:id="@+id/rbDragon"
      android:layout_marginBottom="25dp"/>

  </RadioGroup>

  <SeekBar
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:id="@+id/sb1"
    android:layout_alignParentBottom="true"
    android:thumb="@drawable/cat"
    android:layout_marginTop="10dp"
    android:layout_marginStart="10dp"
    android:layout_marginRight="10dp"
    android:layout_marginEnd="10dp"
    android:layout_marginBottom="150dp"
    style="@android:style/Widget.SeekBar"
    android:layout_toRightOf="@id/rgChoose"
    android:layout_marginLeft="10dp"
    android:layout_toEndOf="@id/rgChoose"/>

  <SeekBar
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:id="@+id/sb2"
    android:layout_alignParentBottom="true"
    android:thumb="@drawable/dog"
    android:layout_marginLeft="10dp"
    android:layout_marginTop="10dp"
    android:layout_marginStart="10dp"
    android:layout_marginRight="10dp"
    android:layout_marginEnd="10dp"
    android:layout_marginBottom="80dp"
    style="@android:style/Widget.SeekBar"
    android:layout_toRightOf="@id/rgChoose"
    android:layout_toEndOf="@id/rgChoose"/>

  <SeekBar
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:id="@+id/sb3"
    android:layout_alignParentBottom="true"
    android:thumb="@drawable/dragon"
    android:layout_marginLeft="10dp"
    android:layout_marginTop="10dp"
    android:layout_marginStart="10dp"
    android:layout_marginRight="10dp"
    android:layout_marginEnd="10dp"
    android:layout_marginBottom="10dp"
    style="@android:style/Widget.SeekBar"
    android:layout_toEndOf="@id/rgChoose"
    android:layout_toRightOf="@id/rgChoose"/>

  <ImageButton
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    app:srcCompat="@drawable/button"
    android:id="@+id/ibStart"
    android:layout_centerHorizontal="true"
    android:layout_marginTop="60dp"
    android:background="@android:color/transparent"
    android:contentDescription="@string/button_start"/>

  <TextView
    android:text="@string/funny_marathon"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:id="@+id/textView3"
    android:layout_centerHorizontal="true"
    android:textSize="30sp"
    android:textStyle="bold"
    android:textColor="#4CAF50"/>

  <TextView
    android:text="@string/score"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:id="@+id/txtScore"
    android:textColor="#E91E63"
    android:layout_marginLeft="10dp"
    android:layout_marginTop="10dp"
    android:layout_marginStart="10dp"
    android:layout_marginRight="10dp"
    android:layout_marginEnd="10dp"
    android:layout_marginBottom="10dp"
    android:textStyle="bold"
    android:textSize="24sp"/>

</RelativeLayout>

File strings.xml:

<resources>
  <string name="app_name">FunnyMarathonV1Study</string>
  <string name="score">1000</string>
  <string name="funny_marathon">Funny marathon</string>
  <string name="button_start">Button Start</string>
</resources>

File MainActivity.java:

package v1study.com.funnymarathonv1study;

import android.os.CountDownTimer;
import android.view.View;
import android.widget.*;
import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;

import java.util.Random;

public class MainActivity extends AppCompatActivity {
  SeekBar sb1, sb2, sb3;
  ImageButton ibStart;
  TextView txtScore;
  RadioGroup rgChoose;
  int score;
  RadioButton rbCat, rbDog, rbDragon;

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

    score = 1000;

    getViews();

    txtScore.setText(score + "");

    sb1.setEnabled(false);
    sb2.setEnabled(false);
    sb3.setEnabled(false);

    final CountDownTimer countDownTimer = new CountDownTimer(20000, 400) {
      @Override
      public void onTick(long millisUntilFinished) {
        Random random = new Random();
        int r = 8;
        String won;

        if (sb1.getProgress() >= sb1.getMax()) {
          won = "The cat WON!";
          score += (rgChoose.getCheckedRadioButtonId() == R.id.rbCat) ? 100 : -100;
          win(this, won);
        }
        if (sb2.getProgress() >= sb2.getMax()) {
          won = "The dog WON!";
          score += (rgChoose.getCheckedRadioButtonId() == R.id.rbDog) ? 100 : -100;
          win(this, won);
        }
        if (sb3.getProgress() >= sb3.getMax()) {
          won = "The dragon WON!";
          score += (rgChoose.getCheckedRadioButtonId() == R.id.rbDragon) ? 100 : -100;
          win(this, won);
        }

        sb1.setProgress(sb1.getProgress() + random.nextInt(r));
        sb2.setProgress(sb2.getProgress() + random.nextInt(r));
        sb3.setProgress(sb3.getProgress() + random.nextInt(r));
      }

      @Override
      public void onFinish() {

      }
    };

    ibStart.setOnClickListener(new View.OnClickListener() {
      @Override
      public void onClick(View v) {
        if (rbCat.isChecked() == false && rbDog.isChecked() == false && rbDragon.isChecked() == false) {
          countDownTimer.cancel();
          Toast.makeText(MainActivity.this, "Please choose one animal!", 2000).show();
          return;
        }
        if (score <= 0) {
          countDownTimer.cancel();
          Toast.makeText(MainActivity.this, "You have not enough scores to play!", 2000).show();
          return;
        }
        rbCat.setEnabled(false);
        rbDog.setEnabled(false);
        rbDragon.setEnabled(false);
        ibStart.setVisibility(View.INVISIBLE);
        countDownTimer.cancel();
        sb1.setProgress(0);
        sb2.setProgress(0);
        sb3.setProgress(0);
        countDownTimer.start();
      }
    });
  }

  void enable() {
    rbCat.setEnabled(true);
    rbDog.setEnabled(true);
    rbDragon.setEnabled(true);
  }

  void win(CountDownTimer countDownTimer, String won) {
    enable();
    countDownTimer.cancel();
    ibStart.setVisibility(View.VISIBLE);
    Toast.makeText(MainActivity.this, won, 3000).show();
    txtScore.setText(score + "");
  }

  void getViews() {
    sb1 = findViewById(R.id.sb1);
    sb2 = findViewById(R.id.sb2);
    sb3 = findViewById(R.id.sb3);
    ibStart = findViewById(R.id.ibStart);
    txtScore = findViewById(R.id.txtScore);
    rgChoose = findViewById(R.id.rgChoose);
    rbCat = findViewById(R.id.rbCat);
    rbDog = findViewById(R.id.rbDog);
    rbDragon = findViewById(R.id.rbDragon);
  }
}