103 lines
3.0 KiB
C#
103 lines
3.0 KiB
C#
// This code is part of the Fungus library (https://github.com/snozbot/fungus)
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// It is released for free under the MIT open source license (https://github.com/snozbot/fungus/blob/master/LICENSE)
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using UnityEngine;
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using System.Collections;
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namespace Fungus
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{
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/// <summary>
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/// The block will execute when the user clicks or taps on the clickable object.
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/// </summary>
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[EventHandlerInfo("Sprite",
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"Object Clicked",
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"The block will execute when the user clicks or taps on the clickable object.")]
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[AddComponentMenu("")]
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public class ObjectClicked : EventHandler
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{
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public class ObjectClickedEvent
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{
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public Clickable2D ClickableObject;
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public ObjectClickedEvent(Clickable2D clickableObject)
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{
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ClickableObject = clickableObject;
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}
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}
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[Tooltip("Object that the user can click or tap on")]
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[SerializeField] protected Clickable2D clickableObject;
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[Tooltip("Wait for a number of frames before executing the block.")]
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[SerializeField] protected int waitFrames = 1;
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protected EventDispatcher eventDispatcher;
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protected virtual void OnEnable()
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{
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eventDispatcher = FungusManager.Instance.EventDispatcher;
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eventDispatcher.AddListener<ObjectClickedEvent>(OnObjectClickedEvent);
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}
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protected virtual void OnDisable()
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{
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eventDispatcher.RemoveListener<ObjectClickedEvent>(OnObjectClickedEvent);
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eventDispatcher = null;
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}
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void OnObjectClickedEvent(ObjectClickedEvent evt)
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{
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OnObjectClicked(evt.ClickableObject);
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}
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/// <summary>
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/// Executing a block on the same frame that the object is clicked can cause
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/// input problems (e.g. auto completing Say Dialog text). A single frame delay
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/// fixes the problem.
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/// </summary>
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protected virtual IEnumerator DoExecuteBlock(int numFrames)
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{
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if (numFrames == 0)
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{
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ExecuteBlock();
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yield break;
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}
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int count = Mathf.Max(waitFrames, 1);
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while (count > 0)
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{
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count--;
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yield return new WaitForEndOfFrame();
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}
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ExecuteBlock();
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}
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#region Public members
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/// <summary>
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/// Called by the Clickable2D object when it is clicked.
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/// </summary>
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public virtual void OnObjectClicked(Clickable2D clickableObject)
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{
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if (clickableObject == this.clickableObject)
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{
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StartCoroutine(DoExecuteBlock(waitFrames));
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}
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}
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public override string GetSummary()
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{
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if (clickableObject != null)
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{
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return clickableObject.name;
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}
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return "None";
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}
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#endregion
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}
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}
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