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188 lines
6.7 KiB
188 lines
6.7 KiB
// SDK Setup Switcher|Prefabs|0010
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namespace VRTK
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{
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using UnityEngine;
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using UnityEngine.EventSystems;
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using UnityEngine.UI;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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/// <summary>
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/// Provides a GUI overlay to allow switching the loaded VRTK_SDKSetup of the the current VRTK_SDKManager.
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/// </summary>
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/// <remarks>
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/// **Prefab Usage:**
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/// * Place the `VRTK/Prefabs/SDKSetupSwitcher/SDKSetupSwitcher` prefab into the scene hierarchy.
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/// </remarks>
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public class VRTK_SDKSetupSwitcher : MonoBehaviour
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{
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[Header("Fallback Objects")]
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[SerializeField]
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protected Camera fallbackCamera;
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[SerializeField]
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protected EventSystem eventSystem;
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[Header("Object References")]
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[SerializeField]
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protected Text currentText;
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[SerializeField]
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protected RectTransform statusPanel;
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[SerializeField]
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protected RectTransform selectionPanel;
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[SerializeField]
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protected Button switchButton;
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[SerializeField]
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protected Button cancelButton;
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[SerializeField]
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protected Button chooseButton;
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[SerializeField]
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protected bool playareaSync = true;
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protected enum ViewingState
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{
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Status,
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Selection
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}
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protected readonly List<GameObject> chooseButtonGameObjects = new List<GameObject>();
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protected Transform currentPlayarea;
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protected virtual void Awake()
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{
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fallbackCamera.gameObject.SetActive(false);
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eventSystem.gameObject.SetActive(false);
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chooseButton.gameObject.SetActive(false);
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}
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protected virtual void OnEnable()
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{
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VRTK_SDKManager.SubscribeLoadedSetupChanged(OnLoadedSetupChanged);
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switchButton.onClick.AddListener(OnSwitchButtonClick);
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cancelButton.onClick.AddListener(OnCancelButtonClick);
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Show(ViewingState.Status);
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}
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protected virtual void OnDisable()
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{
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VRTK_SDKManager.UnsubscribeLoadedSetupChanged(OnLoadedSetupChanged);
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switchButton.onClick.RemoveListener(OnSwitchButtonClick);
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cancelButton.onClick.RemoveListener(OnCancelButtonClick);
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Show(ViewingState.Status);
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}
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protected virtual void OnLoadedSetupChanged(VRTK_SDKManager sender, VRTK_SDKManager.LoadedSetupChangeEventArgs e)
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{
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Show(ViewingState.Status);
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if (playareaSync && currentPlayarea != null)
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{
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Transform newPlayarea = VRTK_DeviceFinder.PlayAreaTransform();
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newPlayarea.transform.position = currentPlayarea.transform.position;
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newPlayarea.transform.rotation = currentPlayarea.transform.rotation;
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VRTK_SharedMethods.SetGlobalScale(newPlayarea, currentPlayarea.transform.lossyScale);
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}
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currentPlayarea = VRTK_DeviceFinder.PlayAreaTransform();
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}
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protected virtual void OnSwitchButtonClick()
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{
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Show(ViewingState.Selection);
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}
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protected virtual void OnCancelButtonClick()
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{
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Show(ViewingState.Status);
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}
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protected virtual void Show(ViewingState viewingState)
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{
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switch (viewingState)
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{
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case ViewingState.Status:
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RemoveCreatedChooseButtons();
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UpdateCurrentText();
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selectionPanel.gameObject.SetActive(false);
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statusPanel.gameObject.SetActive(true);
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break;
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case ViewingState.Selection:
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AddSelectionButtons();
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selectionPanel.gameObject.SetActive(true);
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statusPanel.gameObject.SetActive(false);
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break;
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default:
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VRTK_Logger.Fatal(new ArgumentOutOfRangeException("viewingState", viewingState, null));
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return;
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}
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bool isAnyOtherCameraUsed = VRTK_SDKManager.GetAllSDKSetups().Any(setup => setup != null && setup.gameObject.activeSelf)
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|| VRTK_DeviceFinder.HeadsetCamera() != null;
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fallbackCamera.gameObject.SetActive(!isAnyOtherCameraUsed);
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eventSystem.gameObject.SetActive(EventSystem.current == null || EventSystem.current == eventSystem);
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}
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protected virtual void UpdateCurrentText()
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{
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VRTK_SDKSetup loadedSetup = VRTK_SDKManager.GetLoadedSDKSetup();
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currentText.text = (loadedSetup == null ? "None" : loadedSetup.name);
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}
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protected virtual void AddSelectionButtons()
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{
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if (VRTK_SDKManager.GetLoadedSDKSetup() != null)
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{
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GameObject chooseNoneButton = Instantiate(chooseButton.gameObject, chooseButton.transform.parent);
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chooseNoneButton.GetComponentInChildren<Text>().text = "None";
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chooseNoneButton.name = "ChooseNoneButton";
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chooseNoneButton.SetActive(true);
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chooseNoneButton.GetComponent<Button>().onClick.AddListener(
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() => VRTK_SDKManager.AttemptUnloadSDKSetup(true)
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);
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chooseButtonGameObjects.Add(chooseNoneButton);
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}
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VRTK_SDKSetup[] setups = VRTK_SDKManager.GetAllSDKSetups();
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for (int index = 0; index < setups.Length; index++)
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{
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VRTK_SDKSetup setup = setups[index];
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if (setup == null || setup == VRTK_SDKManager.GetLoadedSDKSetup())
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{
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continue;
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}
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GameObject chooseButtonCopy = Instantiate(chooseButton.gameObject, chooseButton.transform.parent);
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chooseButtonCopy.GetComponentInChildren<Text>().text = setup.name;
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chooseButtonCopy.name = string.Format("Choose{0}Button", setup.name);
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chooseButtonCopy.SetActive(true);
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int indexCopy = index;
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Button button = chooseButtonCopy.GetComponent<Button>();
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button.onClick.AddListener(
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() => VRTK_SDKManager.AttemptTryLoadSDKSetup(indexCopy, true, setups)
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);
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ColorBlock buttonColors = button.colors;
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buttonColors.colorMultiplier = setup.isValid ? 1.0f : 0.8f;
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button.colors = buttonColors;
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chooseButtonGameObjects.Add(chooseButtonCopy);
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}
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}
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protected virtual void RemoveCreatedChooseButtons()
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{
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chooseButtonGameObjects.ForEach(Destroy);
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chooseButtonGameObjects.Clear();
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}
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}
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}
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