139 lines
4.0 KiB
C#
139 lines
4.0 KiB
C#
/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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* All rights reserved.
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*
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* Licensed under the Oculus SDK License Agreement (the "License");
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* you may not use the Oculus SDK except in compliance with the License,
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* which is provided at the time of installation or download, or which
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* otherwise accompanies this software in either electronic or hard copy form.
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*
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* You may obtain a copy of the License at
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*
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* https://developer.oculus.com/licenses/oculussdk/
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*
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* Unless required by applicable law or agreed to in writing, the Oculus SDK
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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using UnityEngine;
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namespace Oculus.Interaction.DistanceReticles
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{
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public abstract class InteractorReticle<TReticleData> : MonoBehaviour
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where TReticleData : class, IReticleData
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{
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[SerializeField]
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private bool _visibleDuringSelect = false;
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private bool VisibleDuringSelect
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{
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get
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{
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return _visibleDuringSelect;
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}
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set
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{
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_visibleDuringSelect = value;
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}
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}
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protected bool _started;
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protected TReticleData _targetData;
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private bool _drawn;
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protected abstract IInteractorView Interactor { get; set; }
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protected abstract Component InteractableComponent { get; }
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protected virtual void Start()
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{
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this.BeginStart(ref _started);
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this.AssertField(Interactor, nameof(Interactor));
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Hide();
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this.EndStart(ref _started);
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}
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protected virtual void OnEnable()
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{
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if (_started)
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{
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Interactor.WhenStateChanged += HandleStateChanged;
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Interactor.WhenPostprocessed += HandlePostProcessed;
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}
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}
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protected virtual void OnDisable()
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{
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if (_started)
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{
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Interactor.WhenStateChanged -= HandleStateChanged;
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Interactor.WhenPostprocessed -= HandlePostProcessed;
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}
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}
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private void HandleStateChanged(InteractorStateChangeArgs args)
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{
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if (args.NewState == InteractorState.Normal
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|| args.NewState == InteractorState.Disabled)
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{
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InteractableUnset();
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}
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else if (args.NewState == InteractorState.Hover
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&& args.PreviousState != InteractorState.Select)
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{
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InteractableSet(InteractableComponent);
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}
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}
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private void HandlePostProcessed()
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{
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if (_targetData != null
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&& (Interactor.State == InteractorState.Hover
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|| (Interactor.State == InteractorState.Select && _visibleDuringSelect)))
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{
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if (!_drawn)
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{
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_drawn = true;
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Draw(_targetData);
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}
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Align(_targetData);
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}
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else if (_drawn)
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{
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_drawn = false;
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Hide();
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}
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}
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private void InteractableSet(Component interactable)
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{
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if (interactable != null
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&& interactable.TryGetComponent(out _targetData))
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{
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_drawn = false;
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}
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else
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{
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_targetData = null;
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}
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}
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private void InteractableUnset()
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{
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if (_drawn)
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{
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_drawn = false;
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Hide();
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}
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_targetData = default(TReticleData);
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}
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#region Drawing
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protected abstract void Draw(TReticleData data);
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protected abstract void Align(TReticleData data);
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protected abstract void Hide();
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#endregion
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}
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}
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