znjt/Assets/Scripts/WRJMinpMap.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

public class WRJMinpMap : MonoBehaviour
{
    public Transform points;//路线顶点
    public Sprite img;//图标
    LineRenderer lineRender;
    public Material material;
    void Start()
    {
        

    }

    void DrawLine() {
        lineRender = gameObject.AddComponent<LineRenderer>();
        lineRender.startWidth = 10;
        lineRender.endWidth = 10;
        lineRender.positionCount = points.childCount;
        lineRender.material = material;
        for (int i = 0; i < points.childCount; i++)
        {
            lineRender.SetPosition(i, points.GetChild(i).position +new Vector3(0,100,0));
        }
    }

    void DrawIcon() {
        GameObject icon = Instantiate(Resources.Load<GameObject>("Prefab/MapIcon"), transform);
        icon.transform.GetChild(0).GetComponent<SpriteRenderer>().sprite = img;
        //icon.GetComponent<SpriteRenderer>().material = material;
    }
    public void Draw() {
        //添加图例
        DrawIcon();
        //绘制线路
        DrawLine();
    }
}