Complete

FlappyBird/Assets/Scripts/Bird.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class Bird : MonoBehaviour
+{
+    public float flyPower;
+    public AudioClip flySound;
+    public AudioClip deadSound;
+    private GameObject obj;
+    private GameObject gameController;
+    private AudioSource audioSource;
+    private Animator anim;
+    void Start()
+    {
+        obj = gameObject;
+        flyPower = 300;
+        gameController = GameObject.FindGameObjectWithTag("GameController");
+        audioSource = obj.GetComponent<AudioSource>();
+        audioSource.clip = flySound;
+        anim = obj.GetComponent<Animator>();
+        anim.SetBool("isDead", false);
+        anim.SetFloat("flyPower", 0);
+    }
+    void Update()
+    {
+        if (Input.GetMouseButtonDown(0))
+        {
+            obj.GetComponent<Rigidbody2D>().AddForce(new Vector2(0, flyPower));
+            audioSource.Play();
+        }
+        anim.SetFloat("flyPower", obj.GetComponent<Rigidbody2D>().velocity.y);
+    }
+    private void OnCollisionEnter2D(Collision2D collision)
+    {
+        anim.SetBool("isDead", true);
+        audioSource.clip = deadSound;
+        audioSource.Play();
+        gameController.GetComponent<Control>().EndGame();
+    }
+    private void OnTriggerEnter2D(Collider2D collision)
+    {
+        gameController.GetComponent<Control>().GetPoint();
+    }
+}

FlappyBird/Assets/Scripts/Bird.cs.meta

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FlappyBird/Assets/Scripts/Control.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.SceneManagement;
+using UnityEngine.UI;
+
+public class Control : MonoBehaviour
+{
+    public Text txtPoint;
+    public GameObject pnlStart;
+    public Button btnStart;
+    public GameObject pnlRestart;
+    public Text txtRestart;
+    public Button btnRestart;
+    public Sprite btnRestartIdle;
+    public Sprite btnRestartHover;
+    public Sprite btnRestartClick;
+    public Sprite btnStartIdle;
+    public Sprite btnStartHover;
+    public Sprite btnStartClick;
+    public GameObject bird;
+    public GameObject column;
+    public GameObject sky;
+    public GameObject grass;
+    private int gamePoint;
+    void Start()
+    {
+        gamePoint = 0;
+        Time.timeScale = 0;
+        pnlStart.SetActive(true);
+    }
+    void Update()
+    {
+        /*
+         *column.GetComponent<Column>().randRange = 3.0f;
+         * sky.GetComponent<Move>().moveSpeed += 0.5f;
+         * grass.GetComponent<Move>().moveSpeed += 0.5f;
+         * bird.GetComponent<Bird>().flyPower += 10f;
+         */
+    }
+    public void RestartButtonIdle()
+    {
+        btnRestart.GetComponent<Image>().sprite = btnRestartIdle;
+    }
+    public void RestartButtonHover()
+    {
+        btnRestart.GetComponent<Image>().sprite = btnRestartHover;
+    }
+    public void RestartButtonClick()
+    {
+        btnRestart.GetComponent<Image>().sprite = btnRestartClick;
+    }
+    public void StartButtonIdle()
+    {
+        btnStart.GetComponent<Image>().sprite = btnStartIdle;
+    }
+    public void StartButtonHover()
+    {
+        btnStart.GetComponent<Image>().sprite = btnStartHover;
+    }
+    public void StartButtonClick()
+    {
+        btnStart.GetComponent<Image>().sprite = btnStartClick;
+    }
+    public void StartGame()
+    {
+        pnlStart.SetActive(false);
+        pnlRestart.SetActive(false);
+        Time.timeScale = 1;
+    }
+    public void GetPoint()
+    {
+        gamePoint++;
+        txtPoint.text = "Point: " + gamePoint.ToString();
+    }
+    public void EndGame()
+    {
+        Time.timeScale = 0;
+        txtRestart.text = "Your point:\n" + gamePoint.ToString();
+        pnlRestart.SetActive(true);
+    }
+    public void Restart()
+    {
+        SceneManager.LoadScene(0);
+    }
+}

FlappyBird/Assets/Scripts/Control.cs.meta

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FlappyBird/Assets/Scripts/Move.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class Move : MonoBehaviour
+{
+    public float moveSpeed;
+    public float moveRange;
+    private GameObject obj;
+    private Vector3 oldPosition;
+    void Start()
+    {
+        obj = gameObject;
+        oldPosition = obj.transform.position;
+        moveSpeed = 5.0f;
+        moveRange = 20f;
+    }
+    void Update()
+    {
+        obj.transform.Translate(new Vector3(-Time.deltaTime * moveSpeed, 0, 0));
+        if (oldPosition.x - obj.transform.position.x > moveRange)
+        {
+            obj.transform.position = oldPosition;
+        }
+    }
+}

FlappyBird/Assets/Scripts/Move.cs.meta

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FlappyBird/Assets/Scripts/Wall.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class Wall : MonoBehaviour
+{
+    public float moveSpeed;
+    public float moveRange;
+    public float randRange;
+    private GameObject obj;
+    private Vector3 oldPosition;
+    void Start()
+    {
+        obj = gameObject;
+        oldPosition = obj.transform.position;
+        moveSpeed = 5.0f;
+        randRange = 3.0f;
+        obj.transform.position = new Vector3(oldPosition.x, oldPosition.y + Random.Range(-randRange, randRange), oldPosition.z);
+    }
+    void Update()
+    {
+        obj.transform.Translate(new Vector3(-Time.deltaTime * moveSpeed, 0, 0));
+        if (obj.transform.position.x < -7)
+        {
+            obj.transform.position = new Vector3(24, oldPosition.y + Random.Range(-randRange, randRange), oldPosition.z);
+        }
+    }
+}

FlappyBird/Assets/Scripts/Wall.cs.meta

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