119 lines
3.8 KiB (Stored with Git LFS)
C#
119 lines
3.8 KiB (Stored with Git LFS)
C#
// Copyright (c) Pixel Crushers. All rights reserved.
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using UnityEngine;
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using UnityEngine.Events;
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namespace PixelCrushers.DialogueSystem
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{
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/// <summary>
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/// This component activates game objects and enables components when it receives
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/// OnTriggerEnter and the conditions are true, and deactivates/disables when it
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/// receives OnTriggerExit and the conditions are true.
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/// </summary>
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[AddComponentMenu("")] // Use wrapper.
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public class RangeTrigger : MonoBehaviour
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{
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/// <summary>
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/// The condition that must be true in order to activate/deactivate target
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/// game objects and components when the trigger is entered or exited.
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/// </summary>
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[Tooltip("These conditions must be true for the Range Trigger to affect GameObjects and components and invoke events")]
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public Condition condition;
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/// <summary>
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/// The game objects to affect.
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/// </summary>
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[Tooltip("Activate these GameObjects on trigger enter, deactivate them on trigger exit")]
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public GameObject[] gameObjects;
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/// <summary>
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/// The components to affect.
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/// </summary>
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[Tooltip("Enable these components on trigger enter, disable them on trigger exit")]
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public Component[] components;
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public UnityEvent onEnter = new UnityEvent();
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public UnityEvent onExit = new UnityEvent();
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/// <summary>
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/// Activates the target game objects and components if the condition is true.
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/// </summary>
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/// <param name='other'>
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/// The collider that entered the trigger.
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/// </param>
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public void OnTriggerEnter(Collider other)
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{
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if (condition.IsTrue(other.transform)) SetTargets(true);
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}
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/// <summary>
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/// Deactivates the target game objects and components if the condition is true.
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/// </summary>
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/// <param name='other'>
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/// The collider that exited the trigger.
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/// </param>
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public void OnTriggerExit(Collider other)
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{
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if (condition.IsTrue(other.transform)) SetTargets(false);
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}
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#if USE_PHYSICS2D || !UNITY_2018_1_OR_NEWER
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/// <summary>
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/// Activates the target game objects and components if the condition is true.
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/// </summary>
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/// <param name='other'>
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/// The 2D collider that entered the trigger.
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/// </param>
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public void OnTriggerEnter2D(Collider2D other)
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{
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if (condition.IsTrue(other.transform)) SetTargets(true);
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}
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/// <summary>
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/// Deactivates the target game objects and components if the condition is true.
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/// </summary>
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/// <param name='other'>
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/// The 2D collider that exited the trigger.
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/// </param>
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public void OnTriggerExit2D(Collider2D other)
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{
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if (condition.IsTrue(other.transform)) SetTargets(false);
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}
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#endif
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/// <summary>
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/// Sets the targets active/inactive. Colliders and Renderers aren't MonoBehaviours, so we
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/// cast them separately to access their 'enabled' properties.
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/// </summary>
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/// <param name='value'>
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/// <c>true</c> for active, <c>false</c> for inactive.
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/// </param>
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private void SetTargets(bool value)
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{
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foreach (var go in gameObjects)
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{
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if (go != null) go.SetActive(value);
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}
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foreach (var component in components)
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{
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Tools.SetComponentEnabled(component, value ? Toggle.True : Toggle.False);
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}
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if (value == true)
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{
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onEnter.Invoke();
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}
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else
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{
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onExit.Invoke();
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}
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}
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}
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}
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