From 112a91b7084a5365291c712fabcb8ceeb4c644ce Mon Sep 17 00:00:00 2001
From: Jakob Stendahl <jakob.stendahl@outlook.com>
Date: Sun, 8 Oct 2017 22:43:20 +0200
Subject: Added game over screen

---
 td/Assets/Scripts/EnemySpawner.cs |   8 +--
 td/Assets/Scripts/gameStats.cs    |  39 ++++++++------
 td/Assets/Scripts/mainGUI.cs      | 111 +++++++++++++++++++++++++++-----------
 td/Assets/Scripts/player.cs       |  14 +++--
 4 files changed, 118 insertions(+), 54 deletions(-)

(limited to 'td/Assets/Scripts')

diff --git a/td/Assets/Scripts/EnemySpawner.cs b/td/Assets/Scripts/EnemySpawner.cs
index 7ee8680..5b0249d 100644
--- a/td/Assets/Scripts/EnemySpawner.cs
+++ b/td/Assets/Scripts/EnemySpawner.cs
@@ -9,13 +9,13 @@ public class EnemySpawner : MonoBehaviour {
 	public Enemy EnemyPrefab;
 	public Transform PathWay;
 	[Header("Scripting vars")]
-	public Player Player;            // Reference to the player object, should be set when instantiating
+	public Player Player;            // Reference to the player object, should be set in designer
 
 	private Transform _parentObject;
 
-	List<Vector3> _waypoints = new List<Vector3>();
-	int _next = 1;
-	int _n = 0;
+	private List<Vector3> _waypoints = new List<Vector3>();
+	private int _next = 1;
+	private int _n = 0;
 
 	void Awake() {
 		foreach (Transform child in PathWay) {
diff --git a/td/Assets/Scripts/gameStats.cs b/td/Assets/Scripts/gameStats.cs
index 7c305fa..731c276 100644
--- a/td/Assets/Scripts/gameStats.cs
+++ b/td/Assets/Scripts/gameStats.cs
@@ -6,22 +6,23 @@ using UnityEngine;
 public class GameStats : MonoBehaviour {
 
 	public Player Player;
-    GameObject _canvas;
-    Text _txtMoney;
-    Text _txtScore;
-	Text _txtHp;
-    int _displayedScore;
-    int _displayedMoney;
-	int _displayedHealth;
-
-    void Start() {
+    private GameObject _canvas;
+    private Text _txtMoney;
+    private Text _txtScore;
+	private Text _txtHp;
+	private Slider _sldHp;
+    private int _displayedScore;
+    private int _displayedMoney;
+	private int _displayedHealth;
+
+    private void Start() {
 		_canvas = transform.GetChild (0).gameObject;
 		_txtMoney = _canvas.transform.Find ("playerMoney").gameObject.GetComponent <Text>();
 		_txtScore = _canvas.transform.Find ("playerScore").gameObject.GetComponent <Text>();
-		_txtHp = _canvas.transform.Find ("playerHealth").gameObject.GetComponent <Text>();
+	    _sldHp = _canvas.transform.Find("playerHealth").gameObject.GetComponent<Slider>();
     }
 
-	void Update () {
+	private void Update () {
 
 		if (Player.Money () != _displayedMoney) {
 			_displayedMoney = Player.Money ();
@@ -33,23 +34,27 @@ public class GameStats : MonoBehaviour {
 			UpdateScore (_displayedScore);
 		}
 
-		if (Player.Health () != _displayedHealth) {
-			_displayedHealth = Player.Health ();
+		if (Mathf.RoundToInt(Player.HealthAsPercentage()) != Mathf.RoundToInt(_displayedHealth)) {
+			_displayedHealth = Player.HealthAsPercentage();
 			UpdateHealth (_displayedHealth);
+
+			if (_displayedHealth <= 10) {
+				_txtScore.color = Color.red;
+			}
 		}
 
 	}
 
-	void UpdateScore(int newScore) {
+	private void UpdateScore(int newScore) {
 		_txtScore.text = ("Score: " + newScore.ToString ());
 	}
 
-	void UpdateMoney(int newMoney) {
+	private void UpdateMoney(int newMoney) {
 		_txtMoney.text = ("Money: " + newMoney.ToString () + "$");
 	}
 
-	void UpdateHealth(int newHp) {
-		_txtHp.text = ("HP: " + newHp.ToString ());
+	private void UpdateHealth(int newHp) {
+		_sldHp.value = newHp;
 	}
 
 }
diff --git a/td/Assets/Scripts/mainGUI.cs b/td/Assets/Scripts/mainGUI.cs
index 1c18a17..35d3948 100644
--- a/td/Assets/Scripts/mainGUI.cs
+++ b/td/Assets/Scripts/mainGUI.cs
@@ -1,33 +1,37 @@
 using System;
-using System.Collections;
-using System.Collections.Generic;
 using UnityEngine.UI;
 using UnityEngine;
 
 public class MainGui : MonoBehaviour {
-
-	GameObject _pnlMenu;
-	GameObject _pnlSidebar;
-	GameObject _pnlSettings;
-	RectTransform _pnlSidebarTransform;
-	Button _btnToggleSidebar;
-	Button _btnPauseGame;
-	Button _btnResumeGame;
-	Button _btnExitGame;
-	Button _btnSettings;
-	Button _btnSettingsDiscard;
-	Button _btnSettingsSave;
-
-	bool _sidebarExpanded;
-	float[] _sidebarStates = new float[2] {0f, -202.4f};  // The x position of the sidebar expanded or collapsed
-
-	bool _menuActive;
-
-	void Awake() {
+	private GameObject _pnlMenu;
+	private GameObject _pnlSidebar;
+	private GameObject _pnlSettings;
+	private GameObject _pnlGameOver;
+	private RectTransform _pnlSidebarTransform; 
+	private Button _btnToggleSidebar;
+	private Button _btnPauseGame;
+	private Button _btnResumeGame;
+	private Button _btnExitGame;
+	private Button _btnSettings;
+	private Button _btnSettingsDiscard;
+	private Button _btnSettingsSave;
+	private Button _btnGoRetry;
+	private Button _btnGoMenu;
+	private Text _txtGoScore;
+	private Text _txtGoHighScore;
+	private Text _txtGoNewHighScore;
+
+	private bool _sidebarExpanded;
+	private readonly float[] _sidebarStates = new float[2] {0f, -202.4f};  // The x position of the sidebar expanded or collapsed
+
+	private bool _menuActive;
+
+	private void Awake() {
 		/* Panels */
 		_pnlMenu = transform.Find ("menu").gameObject;
 		_pnlSidebar = transform.Find ("sidebarWrapper").gameObject;
 		_pnlSettings = transform.Find ("settings").gameObject;
+		_pnlGameOver = transform.Find("GameOver").gameObject;
 		_pnlSidebarTransform = _pnlSidebar.GetComponent <RectTransform> ();
 
 		/* Buttons */
@@ -38,6 +42,8 @@ public class MainGui : MonoBehaviour {
 		_btnSettings = _pnlMenu.transform.Find ("settings").gameObject.GetComponent <Button> ();
 		_btnSettingsDiscard = _pnlSettings.transform.Find ("discardChanges").gameObject.GetComponent <Button> ();
 		_btnSettingsSave = _pnlSettings.transform.Find ("saveChanges").gameObject.GetComponent <Button> ();
+		_btnGoMenu = _pnlGameOver.transform.Find ("menu").gameObject.GetComponent <Button> ();
+		_btnGoRetry = _pnlGameOver.transform.Find ("restart").gameObject.GetComponent <Button> ();
 		if (_btnToggleSidebar != null) { _btnToggleSidebar.onClick.AddListener (toggleSidebarHandler); }
 		if (_btnPauseGame != null) { _btnPauseGame.onClick.AddListener (pauseGameHandler); }
 		if (_btnResumeGame != null) { _btnResumeGame.onClick.AddListener (btnResumeGameHandler); }
@@ -45,20 +51,28 @@ public class MainGui : MonoBehaviour {
 		if (_btnSettings != null) { _btnSettings.onClick.AddListener (btnSettingsHandler); }
 		if (_btnSettingsDiscard != null) { _btnSettingsDiscard.onClick.AddListener (btnSettingsDiscardHandler); }
 		if (_btnSettingsSave != null) { _btnSettingsSave.onClick.AddListener (btnSettingsSaveHandler); }
+		if (_btnGoMenu != null) { _btnGoMenu.onClick.AddListener (btnGoMenuHandler); }
+		if (_btnGoRetry != null) { _btnGoRetry.onClick.AddListener (btnGoRetryHandler); }
+		
+		/* Text */
+		_txtGoScore = _pnlGameOver.transform.Find("score").gameObject.GetComponent<Text>();
+		_txtGoHighScore = _pnlGameOver.transform.Find("highScore").gameObject.GetComponent<Text>();
+		_txtGoNewHighScore = _pnlGameOver.transform.Find("newHighscore").gameObject.GetComponent<Text>();
 
 		/* Set up initial states */
 		UpdateSidebarPosandBtn ();
 		_pnlMenu.SetActive (false);
 		_pnlSettings.SetActive (false);
+		_pnlGameOver.SetActive(false);
 	}
 
-	void toggleSidebarHandler() {
+	private void toggleSidebarHandler() {
 		/* handler for btnToggleSidebar */
 		_sidebarExpanded = !_sidebarExpanded;
 		UpdateSidebarPosandBtn ();
 	}
 
-	void pauseGameHandler() {
+	private void pauseGameHandler() {
 		/* handler for btnPauseGame */
 		_menuActive = true;
 		_pnlMenu.SetActive (_menuActive);
@@ -67,7 +81,7 @@ public class MainGui : MonoBehaviour {
 		_btnPauseGame.interactable = false;
 	}
 
-	void btnResumeGameHandler() {
+	private void btnResumeGameHandler() {
 		/* handler for btnResumeGame */
 		_menuActive = false;
 		_pnlMenu.SetActive (_menuActive);
@@ -76,12 +90,12 @@ public class MainGui : MonoBehaviour {
 		_btnPauseGame.interactable = true;
 	}
 
-	void btnExitGameHandler() {
+	private void btnExitGameHandler() {
 		/* handler for btnExitGame */
 		Application.Quit ();
 	}
 
-	void btnSettingsHandler() {
+	private void btnSettingsHandler() {
 		/* handler for btnSettings */
 		_pnlMenu.SetActive (false);
 		_pnlSettings.SetActive (true);
@@ -91,7 +105,7 @@ public class MainGui : MonoBehaviour {
 		}
 	}
 
-	void btnSettingsSaveHandler() {
+	private void btnSettingsSaveHandler() {
 		/* handler for btnSaveSettings */
 		_pnlMenu.SetActive (true);
 		_pnlSettings.SetActive (false);
@@ -99,13 +113,13 @@ public class MainGui : MonoBehaviour {
 		PlayerPrefs.SetInt ("developerMode", Convert.ToInt32(_pnlSettings.transform.Find ("developerEnabled").gameObject.GetComponent <Toggle>().isOn));
 	}
 
-	void btnSettingsDiscardHandler() {
+	private void btnSettingsDiscardHandler() {
 		/* handler for btnSettingsDiscard */
 		_pnlMenu.SetActive (true);
 		_pnlSettings.SetActive (false);
 	}
 
-	void UpdateSidebarPosandBtn() {
+	private void UpdateSidebarPosandBtn() {
 		/* update state of sidebar based on the expanded var */
 		if (_sidebarExpanded) {
 			_pnlSidebarTransform.localPosition = new Vector3 (_sidebarStates [1], 0f, 0f);
@@ -116,7 +130,15 @@ public class MainGui : MonoBehaviour {
 		}
 	}
 
-	bool IntToBool(int input) {
+	private void btnGoMenuHandler() {
+		/* Handler for btnGoMenu */
+	}
+
+	private void btnGoRetryHandler() {
+		/* Handler for btnGoRetry */
+	}
+
+	private bool IntToBool(int input) {
 		/* Converts int to boolean */
 		if (input >= 1) {
 			return true;
@@ -125,4 +147,33 @@ public class MainGui : MonoBehaviour {
 		}
 	}
 
+	public void GameOverScreen(int score) {
+		/* Show game over screen */
+		bool newHighscore = false;
+		int highScore = 0;
+		
+		if (PlayerPrefs.HasKey("highscore")) {
+			highScore = PlayerPrefs.GetInt("highscore");
+			if (score > highScore) {
+				newHighscore = true;
+			}
+		}
+		
+		if (_sidebarExpanded) { toggleSidebarHandler(); }
+		
+		/* Pause game */
+		Time.timeScale = 0.0F;
+		/* Activate panel */
+		_pnlGameOver.SetActive(true);
+		/* Set text, score */
+		_txtGoScore.text = "Score: " + score.ToString();
+		/* set text, highscore */
+		_txtGoHighScore.text = "Highscore: " + highScore.ToString();
+		/* set newHicgscore */
+		_txtGoNewHighScore.gameObject.SetActive(newHighscore);
+		/* Disable other onScreenButtons */
+		_btnToggleSidebar.interactable = false;
+		_btnPauseGame.interactable = false;
+	}
+
 }
diff --git a/td/Assets/Scripts/player.cs b/td/Assets/Scripts/player.cs
index c421720..a8106d3 100644
--- a/td/Assets/Scripts/player.cs
+++ b/td/Assets/Scripts/player.cs
@@ -6,7 +6,8 @@ public class Player : MonoBehaviour {
 
 	public int InitialHealth;
     public int StartingMoney;
-
+	public MainGui MainGui;
+	
 	private GameObject[] _towers;
     private int _playerMoney;
     private int _playerScore;
@@ -16,6 +17,7 @@ public class Player : MonoBehaviour {
 	    /* This method initializes the player class */
         _playerMoney = StartingMoney;
 		_playerHealth = InitialHealth;
+	    InvokeRepeating ("GameStateWatcher", 0f, 0.5f);
     }
 
 	#region stats
@@ -43,9 +45,9 @@ public class Player : MonoBehaviour {
 		return _playerHealth;
 	}
 
-	public float HealthAsPercentage()
+	public int HealthAsPercentage()
 	{
-		return InitialHealth / _playerHealth;
+		return Mathf.RoundToInt((InitialHealth * _playerHealth) / 100.0f);  // Basic percentage calc...
 	}
 
 	public void DecreaseHealth(int hp) {
@@ -59,4 +61,10 @@ public class Player : MonoBehaviour {
 		script.Player = this;
 	}
 
+	public void GameStateWatcher() {
+		if (_playerHealth <= 0) {
+			MainGui.GameOverScreen(_playerScore);
+		}
+	}
+
 }
-- 
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