using UnityEngine;
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using TowerDefense.Level;
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namespace TowerDefense.UI.HUD
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{
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/// <summary>
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/// States the placement tile can be in
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/// </summary>
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public enum PlacementTileState
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{
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Filled,
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Empty
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}
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/// <summary>
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/// Simple class to illustrate tile placement locations
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/// 主要功能是在场景内能够表示可以放置Tower的位置
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/// </summary>
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public class PlacementTile : MonoBehaviour
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{
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/// <summary>
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/// Material to use when this tile is empty
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/// </summary>
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public Material emptyMaterial;
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/// <summary>
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/// Material to use when this tile is filled
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/// </summary>
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public Material filledMaterial;
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/// <summary>
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/// The renderer whose material we're changing
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/// </summary>
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public Renderer tileRenderer;
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/// <summary>
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/// 等待购买的材质
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/// </summary>
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public Material waitBuyMat;
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/// <summary>
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/// 已开放的材质.
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/// </summary>
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public Material openMat;
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/// <summary>
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/// 塔位已被破坏的材质
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/// </summary>
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public Material destroyedMat;
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/// <summary>
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/// 可以放置的塔位
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/// </summary>
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public Renderer canPlaceRenderer;
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/// <summary>
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/// 可以放置的
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/// </summary>
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public Material canPlaceMat;
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/// <summary>
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/// 放置在当前位置
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/// </summary>
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public Material selectMat;
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public ParticleSystem myPS;//可以升级的特效
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/// <summary>
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/// Update the state of this placement tile
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/// </summary>
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public void SetState(PlacementTileState newState)
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{
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switch (newState)
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{
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case PlacementTileState.Filled:
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if (tileRenderer != null && filledMaterial != null)
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{
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tileRenderer.sharedMaterial = filledMaterial;
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}
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break;
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case PlacementTileState.Empty:
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if (tileRenderer != null && emptyMaterial != null)
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{
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tileRenderer.sharedMaterial = emptyMaterial;
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}
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break;
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}
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}
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public void SetParticleSystem(bool isOn)
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{
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if (isOn)
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{
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if (myPS.gameObject.activeSelf != isOn) myPS.gameObject.SetActive(isOn);
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myPS.Play();
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}
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else
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{
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myPS.Stop();
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if (myPS.gameObject.activeSelf != isOn) myPS.gameObject.SetActive(isOn);
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}
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}
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/// <summary>
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/// 设置是否可以放置
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/// </summary>
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/// <param name="canPlace"></param>
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public void CheckCanPlace(bool canPlace)
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{
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if (canPlaceRenderer)
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{
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if (canPlaceRenderer.enabled != canPlace)
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canPlaceRenderer.enabled = canPlace;
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if (canPlace)
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{
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SetSelect(false);
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}
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}
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}
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/// <summary>
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/// 设置当前材质
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/// </summary>
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/// <param name="isSelect"></param>
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public void SetSelect(bool isSelect)
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{
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canPlaceRenderer.material = isSelect ? selectMat : canPlaceMat;
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}
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/// <summary>
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/// 根据传入的参数来设置当前Grid对应的显示信息
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/// WORK START: 从这个函数开始，替换相关的显示效果
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/// </summary>
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/// <param name="newtype"></param>
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public void SetTileType(PlacementGridType newtype)
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{
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switch (newtype)
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{
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case PlacementGridType.EGridWaitBuy:
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if (tileRenderer != null && waitBuyMat != null)
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tileRenderer.sharedMaterial = waitBuyMat;
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break;
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case PlacementGridType.EGridOpen:
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if (EndlessLevelManager.instanceExists)
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{
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tileRenderer.enabled = false;
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}
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else
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{
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if (tileRenderer != null && openMat != null)
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tileRenderer.sharedMaterial = openMat;
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}
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break;
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case PlacementGridType.EGridDestroyed:
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if (tileRenderer != null && destroyedMat != null)
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tileRenderer.sharedMaterial = destroyedMat;
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break;
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}
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}
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}
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}
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