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109 lines
3.1 KiB
109 lines
3.1 KiB
2 years ago
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// 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 UnityEngine.Serialization;
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namespace Fungus
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{
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/// <summary>
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/// Supported target types for messages.
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/// </summary>
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public enum MessageTarget
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{
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/// <summary>
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/// Send message to the Flowchart containing the SendMessage command.
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/// </summary>
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SameFlowchart,
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/// <summary>
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/// Broadcast message to all Flowcharts.
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/// </summary>
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AllFlowcharts
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}
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/// <summary>
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/// Sends a message to either the owner Flowchart or all Flowcharts in the scene. Blocks can listen for this message using a Message Received event handler.
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/// </summary>
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[CommandInfo("Flow",
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"Send Message",
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"Sends a message to either the owner Flowchart or all Flowcharts in the scene. Blocks can listen for this message using a Message Received event handler.")]
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[AddComponentMenu("")]
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[ExecuteInEditMode]
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public class SendMessage : Command
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{
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[Tooltip("Target flowchart(s) to send the message to")]
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[SerializeField] protected MessageTarget messageTarget;
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[Tooltip("Name of the message to send")]
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[SerializeField] protected StringData _message = new StringData("");
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#region Public members
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public override void OnEnter()
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{
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if (_message.Value.Length == 0)
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{
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Continue();
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return;
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}
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MessageReceived[] receivers = null;
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if (messageTarget == MessageTarget.SameFlowchart)
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{
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receivers = GetComponents<MessageReceived>();
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}
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else
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{
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receivers = GameObject.FindObjectsOfType<MessageReceived>();
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}
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if (receivers != null)
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{
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for (int i = 0; i < receivers.Length; i++)
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{
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var receiver = receivers[i];
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receiver.OnSendFungusMessage(_message.Value);
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}
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}
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Continue();
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}
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public override string GetSummary()
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{
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if (_message.Value.Length == 0)
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{
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return "Error: No message specified";
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}
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return _message.Value;
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}
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public override Color GetButtonColor()
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{
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return new Color32(235, 191, 217, 255);
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}
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public override bool HasReference(Variable variable)
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{
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return _message.stringRef == variable || base.HasReference(variable);
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}
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#endregion
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#region Backwards compatibility
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[HideInInspector] [FormerlySerializedAs("message")] public string messageOLD = "";
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protected virtual void OnEnable()
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{
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if (messageOLD != "")
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{
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_message.Value = messageOLD;
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messageOLD = "";
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}
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}
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#endregion
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}
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}
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