//using System.Drawing;
using UnityEngine;
using UnityEngine.UI; 
using Yarn.Unity;

public class HeatMapController : MonoBehaviour
{
    public Material heatMaterial; // 需要传递数据的材质

    public Transform[]Pos;

    [HideInInspector]
    private Vector4[] points = new Vector4[7];  // 存储6个点的数组，(x, y, z) = center, w = temperature

      [HideInInspector]
    private Vector4[] properties = new Vector4[7];  // 存储6个盒子大小的数组, (x,y) = boxsize

    //public Slider slider;
    private float tempNum=0;

    private float uftempture=1;
    private float backtemture=1;

    private float modulesTempture=1;

    public float uf=1;
    public float back=1;

    public float module=0.7f;
    //public Texture2D hotspotShapeTexture; // 引用热点形状纹理

    private float tempture = 0;

    public GameObject heatMap;
    public float Tempture
    {
        get => tempture;
        set
        {
            if (tempture != value)
            {
                tempture = value;
                SetDataToMaterial();  // 调用方法更新材质数据
            }
        }
    }


    void Start()
    {
         
        // // 初始调用，设置初始位置
        //tempture=1;
        // // 初始化数据，这里是示例，你可以根据实际需求设置
         SetDataToMaterial();       
    }


    // public void SetTemture(float value)  
    // {
    //     tempture=value;

    // }

    public void SetDataToMaterial()
    {
        
        // uftempture=tempture;
        // uftempture=Map(uftempture,0,3,1.5f,2.6f);

        // backtemture=tempture;
        // backtemture=Map(backtemture,0,3,1.5f,3.6f);

        // modulesTempture=tempture;
        // modulesTempture=Map(modulesTempture,0,3f,1.5f,2.3f);

        if (tempture <= 1)
        {
           uftempture = Mathf.Lerp(1.5f, 2.4f, tempture );  // 线性插值
            modulesTempture = Mathf.Lerp(1.5f, 2.1f, tempture)-tempNum;
            backtemture = Mathf.Lerp(1.5f, 2.1f, tempture);
        }
        else if (tempture <= 2)
        {
            uftempture = Mathf.Lerp(2.4f, 2.7f, tempture - 1);
            modulesTempture = Mathf.Lerp(2.1f, 2.3f, tempture - 1);
            backtemture = Mathf.Lerp(2.1f, 3.6f, tempture - 1);
        }
        else
        {
            uftempture =2.7f;
            modulesTempture = 2.6f;
            backtemture = 3.8f;
        }


        for (int i = 0; i < 7; i++)
        {
            RectTransform transform=Pos[i].GetComponent<RectTransform>();

            if(i==0)
            {
                points[i] = new Vector4(Pos[i].position.x, Pos[i].position.y, uftempture, 0);

            }
            else if(i==6)
            {
                points[i] = new Vector4(Pos[i].position.x, Pos[i].position.y, backtemture, 0);
            }
            else
            {
                points[i] = new Vector4(Pos[i].position.x, Pos[i].position.y, modulesTempture, 0);  // (x, y, z, temperature)

            }

            
            properties[i] = new Vector4(transform.rect.width*1, transform.rect.height*1, 0.0f, 0.0f);  // (boxsize x, boxsize y, unused, unused)
        }

        // 将数据传递给 Shader
        heatMaterial.SetVectorArray("_Points", points);
        heatMaterial.SetVectorArray("_Properties", properties);
        
    }
    float Map(float value, float minSource, float maxSource, float minTarget, float maxTarget)
{
    return minTarget + (value - minSource) * (maxTarget - minTarget) / (maxSource - minSource);
}
}