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Assets/SteamVR/InteractionSystem/Samples/Scripts/ControllerHintsExample.cs

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+//======= Copyright (c) Valve Corporation, All rights reserved. ===============
+//
+// Purpose: Demonstrates the use of the controller hint system
+//
+//=============================================================================
+
+using UnityEngine;
+using System.Collections;
+using Valve.VR;
+
+namespace Valve.VR.InteractionSystem.Sample
+{
+	//-------------------------------------------------------------------------
+	public class ControllerHintsExample : MonoBehaviour
+	{
+		private Coroutine buttonHintCoroutine;
+		private Coroutine textHintCoroutine;
+
+		//-------------------------------------------------
+		public void ShowButtonHints( Hand hand )
+		{
+			if ( buttonHintCoroutine != null )
+			{
+				StopCoroutine( buttonHintCoroutine );
+			}
+			buttonHintCoroutine = StartCoroutine( TestButtonHints( hand ) );
+		}
+
+
+		//-------------------------------------------------
+		public void ShowTextHints( Hand hand )
+		{
+			if ( textHintCoroutine != null )
+			{
+				StopCoroutine( textHintCoroutine );
+			}
+			textHintCoroutine = StartCoroutine( TestTextHints( hand ) );
+		}
+
+
+		//-------------------------------------------------
+		public void DisableHints()
+		{
+			if ( buttonHintCoroutine != null )
+			{
+				StopCoroutine( buttonHintCoroutine );
+				buttonHintCoroutine = null;
+			}
+
+			if ( textHintCoroutine != null )
+			{
+				StopCoroutine( textHintCoroutine );
+				textHintCoroutine = null;
+			}
+
+			foreach ( Hand hand in Player.instance.hands )
+			{
+				ControllerButtonHints.HideAllButtonHints( hand );
+				ControllerButtonHints.HideAllTextHints( hand );
+			}
+		}
+
+
+		//-------------------------------------------------
+		// Cycles through all the button hints on the controller
+		//-------------------------------------------------
+		private IEnumerator TestButtonHints( Hand hand )
+		{
+			ControllerButtonHints.HideAllButtonHints( hand );
+
+			while ( true )
+            {
+                for (int actionIndex = 0; actionIndex < SteamVR_Input.actionsIn.Length; actionIndex++)
+                {
+                    ISteamVR_Action_In action = SteamVR_Input.actionsIn[actionIndex];
+                    if (action.GetActive(hand.handType))
+                    {
+                        ControllerButtonHints.ShowButtonHint(hand, action);
+                        yield return new WaitForSeconds(1.0f);
+                        ControllerButtonHints.HideButtonHint(hand, action);
+                        yield return new WaitForSeconds(0.5f);
+                    }
+                    yield return null;
+                }
+
+				ControllerButtonHints.HideAllButtonHints( hand );
+				yield return new WaitForSeconds( 1.0f );
+			}
+		}
+
+
+		//-------------------------------------------------
+		// Cycles through all the text hints on the controller
+		//-------------------------------------------------
+		private IEnumerator TestTextHints( Hand hand )
+		{
+			ControllerButtonHints.HideAllTextHints( hand );
+
+			while ( true )
+            {
+                for (int actionIndex = 0; actionIndex < SteamVR_Input.actionsIn.Length; actionIndex++)
+                {
+                    ISteamVR_Action_In action = SteamVR_Input.actionsIn[actionIndex];
+                    if (action.GetActive(hand.handType))
+                    {
+                        ControllerButtonHints.ShowTextHint(hand, action, action.GetShortName());
+                        yield return new WaitForSeconds(3.0f);
+                        ControllerButtonHints.HideTextHint(hand, action);
+                        yield return new WaitForSeconds(0.5f);
+                    }
+                    yield return null;
+                }
+
+                ControllerButtonHints.HideAllTextHints(hand);
+                yield return new WaitForSeconds(3.0f);
+			}
+		}
+	}
+}