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130 lines
3.8 KiB
130 lines
3.8 KiB
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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/// <summary>
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/// Class which reads a a list of logic blocks and applies to a character
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/// </summary>
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[System.Serializable]
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public class BlockReader
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{
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#region Inspector Variables
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[SerializeField]
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[Tooltip("List of LogicBlocks which will affected this character")]
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public List<LogicBlock> LogicChain = new List<LogicBlock>();
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#endregion Inspector Variables
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#region Read-only Variables
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/// <summary>
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/// returns true if all LogicBlocks in LogicChain have been completed
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/// </summary>
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public bool Finished { get { return currentBlockIndex >= LogicChain.Count; } }
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/// <summary>
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/// Fired whenever the logic chain is updated, useful for UI
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/// </summary>
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public event System.Action OnUpdate;
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/// <summary>
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/// Gets the current block in the logic chain
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/// </summary>
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public LogicBlock CurrentBlock { get { return ((currentBlockIndex < LogicChain.Count) ? LogicChain[currentBlockIndex] : null); } }
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/// <summary>
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/// Sum of size of all Blocks in the chain
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/// </summary>
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public int Length { get { int retVal = 0; LogicChain.ForEach(p => retVal += p.Size()); return retVal; } }
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#endregion Read-only Variables
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#region Private Variables
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private int currentBlockIndex;//Block currently on
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#endregion Private Variables
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#region Class Implementation
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/// <summary>
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/// Resets Block reader;
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/// </summary>
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public void Reset()
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{
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currentBlockIndex = 0;
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}
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/// <summary>
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/// Reads the current block in the logic chain
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/// </summary>
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/// <param name="character">Character to control</param>
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/// <returns>Returns false if other readers should wait for this one to run again</returns>
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public IEnumerator Read(Character character, float speedMultiplier)
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{
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if(currentBlockIndex >= LogicChain.Count)
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{
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yield break;
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}
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LogicBlock currentBlock = LogicChain[currentBlockIndex];
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//If the character has become stuck, they forfeit their remaining moves - we skip directly to their end of their chain
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if (character.stuck == true)
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{
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currentBlockIndex = LogicChain.Count;
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currentBlock.Reset();
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yield break;
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}
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//apply blocks to character
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yield return character.StartCoroutine(currentBlock.Run(character, speedMultiplier));
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//if the block is finished reset it and move on to next one
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//(it might not be finished if it is a for loop or something)
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if (currentBlock.isFinished())
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{
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currentBlockIndex++;
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currentBlock.Reset();
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}
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}
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/// <summary>
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/// Clears all elements out of the Block Reader
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/// </summary>
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public void Clear()
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{
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LogicChain.Clear();
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if (OnUpdate != null)
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OnUpdate.Invoke();
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}
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/// <summary>
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/// Removes the first instance found in the Block Reader
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/// </summary>
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/// <param name="item">LogicElement to remove</param>
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public void Remove(LogicBlock item)
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{
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LogicChain.Remove(item);
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if (OnUpdate != null)
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OnUpdate.Invoke();
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}
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/// <summary>
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/// Addes item to the end of the BlockReader
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/// </summary>
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/// <param name="item">item to add</param>
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public void Add(LogicBlock item)
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{
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LogicChain.Add(item);
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if (OnUpdate != null)
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OnUpdate.Invoke();
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}
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/// <summary>
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/// Inserts item at index of the Block Reader
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/// </summary>
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/// <param name="index">index to insert at</param>
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/// <param name="item">item to insert</param>
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public void Insert(int index, LogicBlock item)
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{
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LogicChain.Insert(index, item);
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if (OnUpdate != null)
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OnUpdate.Invoke();
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}
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#endregion
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}
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