81 lines
2.1 KiB
C#
81 lines
2.1 KiB
C#
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using UnityEngine;
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using System.Collections;
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namespace VRSDK
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{
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public class VR_UIHighlight : VR_Highlight
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{
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#region INSPECTOR
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[SerializeField] private Canvas canvas = null;
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[SerializeField] private Transform grabbableMarker = null;
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[SerializeField] private float scaleTime = 0.2f;
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[SerializeField] private float radius = 0.2f;
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#endregion
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private Coroutine scaleCoroutine = null;
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private void Update()
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{
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LookAtCamera();
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if (CanHighlight())
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{
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if (!canvas.gameObject.activeInHierarchy)
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canvas.gameObject.SetActive( true );
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}
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else
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{
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if (canvas.gameObject.activeInHierarchy)
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canvas.gameObject.SetActive( false );
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grabbableMarker.localScale = Vector3.one;
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}
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}
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private void LookAtCamera()
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{
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canvas.transform.position = canvas.transform.parent.position + ( ( Camera.main.transform.position - transform.position ).normalized * radius );
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}
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public override void Highlight(VR_Controller controller)
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{
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ScaleTween( 1.2f );
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}
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public override void UnHighlight(VR_Controller controller)
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{
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ScaleTween( 1.0f );
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}
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private void ScaleTween(float scale)
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{
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if (scaleCoroutine != null)
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StopCoroutine( scaleCoroutine );
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scaleCoroutine = StartCoroutine( ScaleRoutine( scale ) );
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}
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private IEnumerator ScaleRoutine(float scale)
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{
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float currentTime = 0.0f;
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while (currentTime <= scaleTime)
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{
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currentTime += Time.deltaTime;
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grabbableMarker.transform.localScale = Vector3.Lerp( grabbableMarker.transform.localScale , Vector3.one * scale , currentTime / scaleTime );
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yield return new WaitForEndOfFrame();
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}
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grabbableMarker.transform.localScale = Vector3.one * scale;
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}
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}
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}
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