这是第一个 Unity 开放项目的repo,是 Unity 和社区合作创建的一个小型开源游戏演示,第一款游戏是一款名为 Chop Chop 的动作冒险游戏。
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using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Events;
using UnityEngine.Localization;
public class UIManager : MonoBehaviour
{
[Header("Scene UI")]
[SerializeField]
private MenuSelectionHandler _selectionHandler = default;
[SerializeField] private UIPopup _popupPanel = default;
[SerializeField] private UIDialogueManager _dialogueController = default;
[SerializeField] private UIInventory _inventoryPanel = default;
[SerializeField] private UIInteraction _interactionPanel = default;
[SerializeField] private UIPause _pauseScreen = default;
[SerializeField] private UISettingsController _settingScreen = default;
[Header("Gameplay Components")]
[SerializeField] private GameStateSO _gameStateManager = default;
[SerializeField] private MenuSO _mainMenu = default;
[SerializeField] private InputReader _inputReader = default;
[Header("Listening on channels")]
[SerializeField] private VoidEventChannelSO _onSceneReady = default;
[Header("Dialogue Events")]
[SerializeField] private DialogueLineChannelSO _openUIDialogueEvent = default;
[SerializeField] private IntEventChannelSO _closeUIDialogueEvent = default;
[Header("Inventory Events")]
[SerializeField] private VoidEventChannelSO _openInventoryScreenForCookingEvent = default;
[Header("Interaction Events")]
[SerializeField] private InteractionUIEventChannelSO _setInteractionEvent = default;
[Header("Broadcasting on ")]
[SerializeField] private LoadEventChannelSO _loadMenuEvent = default;
[SerializeField] private VoidEventChannelSO _onInteractionEndedEvent = default;
[SerializeField] private ActorSO _mainProtagonist = default;
bool isForCooking = false;
private void Start()
{
_onSceneReady.OnEventRaised += ResetUI;
_openUIDialogueEvent.OnEventRaised += OpenUIDialogue;
_closeUIDialogueEvent.OnEventRaised += CloseUIDialogue;
_inputReader.menuPauseEvent += OpenUIPause; // subscription to open Pause UI event happens in OnEnabled, but the close Event is only subscribed to when the popup is open
_openInventoryScreenForCookingEvent.OnEventRaised += SetInventoryScreenForCooking;
_setInteractionEvent.OnEventRaised += SetInteractionPanel;
_inputReader.openInventoryEvent += SetInventoryScreen;
_inventoryPanel.Closed += CloseInventoryScreen;
}
void ResetUI()
{
_dialogueController.gameObject.SetActive(false);
_inventoryPanel.gameObject.SetActive(false);
_pauseScreen.gameObject.SetActive(false);
_interactionPanel.gameObject.SetActive(false);
Time.timeScale = 1;
}
void OpenUIDialogue(LocalizedString dialogueLine, ActorSO actor)
{
bool isProtagonistTalking = (actor == _mainProtagonist);
_dialogueController.SetDialogue(dialogueLine, actor, isProtagonistTalking);
_interactionPanel.gameObject.SetActive(false);
_dialogueController.gameObject.SetActive(true);
}
void CloseUIDialogue(int dialogueType)
{
_selectionHandler.Unselect();
_dialogueController.gameObject.SetActive(false);
_onInteractionEndedEvent.RaiseEvent();
}
private void OnDestroy()
{
//Check if the event exists to avoid errors
_onSceneReady.OnEventRaised -= ResetUI;
_openUIDialogueEvent.OnEventRaised -= OpenUIDialogue;
_closeUIDialogueEvent.OnEventRaised -= CloseUIDialogue;
_inputReader.menuPauseEvent -= OpenUIPause;
_openInventoryScreenForCookingEvent.OnEventRaised -= SetInventoryScreenForCooking;
_setInteractionEvent.OnEventRaised -= SetInteractionPanel;
_inputReader.openInventoryEvent -= SetInventoryScreen;
_inventoryPanel.Closed -= CloseInventoryScreen;
}
void OpenUIPause()
{
_inputReader.menuPauseEvent -= OpenUIPause; // you can open UI pause menu again, if it's closed
Time.timeScale = 0; // Pause time
_pauseScreen.SettingsScreenOpened += OpenSettingScreen;//once the UI Pause popup is open, listen to open Settings
_pauseScreen.BackToMainRequested += ShowBackToMenuConfirmationPopup;//once the UI Pause popup is open, listen to back to menu button
_pauseScreen.Resumed += CloseUIPause;//once the UI Pause popup is open, listen to unpause event
_pauseScreen.gameObject.SetActive(true);
_inputReader.EnableMenuInput();
_gameStateManager.UpdateGameState(GameState.Pause);
}
void CloseUIPause()
{
Time.timeScale = 1; // unpause time
_inputReader.menuPauseEvent += OpenUIPause; // you can open UI pause menu again, if it's closed
// once the popup is closed, you can't listen to the following events
_pauseScreen.SettingsScreenOpened -= OpenSettingScreen;//once the UI Pause popup is open, listen to open Settings
_pauseScreen.BackToMainRequested -= ShowBackToMenuConfirmationPopup;//once the UI Pause popup is open, listen to back to menu button
_pauseScreen.Resumed -= CloseUIPause;//once the UI Pause popup is open, listen to unpause event
_pauseScreen.gameObject.SetActive(false);
_gameStateManager.ResetToPreviousGameState();
if (_gameStateManager.CurrentGameState == GameState.Gameplay || _gameStateManager.CurrentGameState == GameState.Combat)
_inputReader.EnableGameplayInput();
_selectionHandler.Unselect();
}
void OpenSettingScreen()
{
_settingScreen.Closed += CloseSettingScreen; // sub to close setting event with event
_pauseScreen.gameObject.SetActive(false); // Set pause screen to inactive
_settingScreen.gameObject.SetActive(true);// set Setting screen to active
// time is still set to 0 and Input is still set to menuInput
}
void CloseSettingScreen()
{
//unsub from close setting events
_settingScreen.Closed -= CloseSettingScreen;
_selectionHandler.Unselect();
_pauseScreen.gameObject.SetActive(true); // Set pause screen to inactive
_settingScreen.gameObject.SetActive(false);
// time is still set to 0 and Input is still set to menuInput
//going out from setting screen gets us back to the pause screen
}
void ShowBackToMenuConfirmationPopup()
{
_pauseScreen.gameObject.SetActive(false); // Set pause screen to inactive
_popupPanel.ClosePopupAction += HideBackToMenuConfirmationPopup;
_popupPanel.ConfirmationResponseAction += BackToMainMenu;
_inputReader.EnableMenuInput();
_popupPanel.gameObject.SetActive(true);
_popupPanel.SetPopup(PopupType.BackToMenu);
}
void BackToMainMenu(bool confirm)
{
HideBackToMenuConfirmationPopup();// hide confirmation screen, show close UI pause,
if (confirm)
{
CloseUIPause();//close ui pause to unsub from all events
_loadMenuEvent.RaiseEvent(_mainMenu, false); //load main menu
}
}
void HideBackToMenuConfirmationPopup()
{
_popupPanel.ClosePopupAction -= HideBackToMenuConfirmationPopup;
_popupPanel.ConfirmationResponseAction -= BackToMainMenu;
_popupPanel.gameObject.SetActive(false);
_selectionHandler.Unselect();
_pauseScreen.gameObject.SetActive(true); // Set pause screen to inactive
// time is still set to 0 and Input is still set to menuInput
//going out from confirmaiton popup screen gets us back to the pause screen
}
void SetInventoryScreenForCooking()
{
if (_gameStateManager.CurrentGameState == GameState.Gameplay)
{
isForCooking = true;
_interactionPanel.gameObject.SetActive(false);
OpenInventoryScreen();
}
}
void SetInventoryScreen()
{
if (_gameStateManager.CurrentGameState == GameState.Gameplay)
{
isForCooking = false;
OpenInventoryScreen();
}
}
void OpenInventoryScreen()
{
_inputReader.menuPauseEvent -= OpenUIPause; // player cant open the UI Pause again when they are in inventory
_inputReader.menuUnpauseEvent -= CloseUIPause; // player can close the UI Pause popup when they are in inventory
_inputReader.menuCloseEvent += CloseInventoryScreen;
_inputReader.closeInventoryEvent += CloseInventoryScreen;
if (isForCooking)
{
_inventoryPanel.FillInventory(InventoryTabType.Recipe, true);
}
else
{
_inventoryPanel.FillInventory();
}
_inventoryPanel.gameObject.SetActive(true);
_inputReader.EnableMenuInput();
_gameStateManager.UpdateGameState(GameState.Inventory);
}
void CloseInventoryScreen()
{
_inputReader.menuPauseEvent += OpenUIPause; // you cant open the UI Pause again when you are in inventory
_inputReader.menuCloseEvent -= CloseInventoryScreen;
_inputReader.closeInventoryEvent -= CloseInventoryScreen;
_inventoryPanel.gameObject.SetActive(false);
if (isForCooking)
{
_onInteractionEndedEvent.RaiseEvent();
}
_selectionHandler.Unselect();
_gameStateManager.ResetToPreviousGameState();
if (_gameStateManager.CurrentGameState == GameState.Gameplay || _gameStateManager.CurrentGameState == GameState.Combat)
_inputReader.EnableGameplayInput();
}
void SetInteractionPanel(bool isOpenEvent, InteractionType interactionType)
{
if (_gameStateManager.CurrentGameState != GameState.Combat)
{
if (isOpenEvent)
{
_interactionPanel.FillInteractionPanel(interactionType);
}
_interactionPanel.gameObject.SetActive(isOpenEvent);
}
else if (!isOpenEvent)
{
_interactionPanel.gameObject.SetActive(isOpenEvent);
}
}
}