修改

src/main/java/com/ruoyi/project/zjsgfa/controller/SjJygjGdsjgdcsController.java

 package com.ruoyi.project.zjsgfa.controller;
 
 import java.util.List;
+import java.util.Map;
 import javax.servlet.http.HttpServletResponse;
+
+import com.alibaba.fastjson2.JSONObject;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.GetMapping;
@@ -101,4 +104,19 @@ public class SjJygjGdsjgdcsController extends BaseController
     {
         return toAjax(sjJygjGdsjgdcsService.deleteSjJygjGdsjgdcsByIds(ids));
     }
+
+
+
+    /**
+     * 查询井眼轨迹二维：水平投影、垂直投影图
+     */
+    @GetMapping("/jygjEw")
+    public String jygjEw(SjJygjGdsjgdcs sjJygjGdsjgdcs)
+    {
+        Map jsjgt = sjJygjGdsjgdcsService.jygjEw(sjJygjGdsjgdcs);
+        JSONObject jsonObject = new JSONObject(jsjgt);
+        String jsonString = jsonObject.toJSONString();
+        return jsonString;
+    }
+
 }

src/main/java/com/ruoyi/project/zjsgfa/service/ISjJygjGdsjgdcsService.java

 package com.ruoyi.project.zjsgfa.service;
 
 import java.util.List;
+import java.util.Map;
+
 import com.ruoyi.project.zjsgfa.domain.SjJygjGdsjgdcs;
 
 /**
@@ -58,4 +60,7 @@ public interface ISjJygjGdsjgdcsService
      * @return 结果
      */
     public int deleteSjJygjGdsjgdcsById(Long id);
+
+    Map jygjEw(SjJygjGdsjgdcs sjJygjGdsjgdcs);
+
 }

src/main/java/com/ruoyi/project/zjsgfa/service/impl/SjJygjGdsjgdcsServiceImpl.java

 package com.ruoyi.project.zjsgfa.service.impl;
 
+import java.math.BigDecimal;
+import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
+
 import com.ruoyi.common.utils.DateUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
@@ -92,4 +97,85 @@ public class SjJygjGdsjgdcsServiceImpl implements ISjJygjGdsjgdcsService
     {
         return sjJygjGdsjgdcsMapper.deleteSjJygjGdsjgdcsById(id);
     }
+
+    @Override
+    public Map jygjEw(SjJygjGdsjgdcs sjJygjGdsjgdcs) {
+        List<SjJygjGdsjgdcs> gjlist = sjJygjGdsjgdcsMapper.selectSjJygjGdsjgdcsList(sjJygjGdsjgdcs);
+        // 水平投影
+        Map sptymap =new HashMap();
+        List spList = new ArrayList<>();
+        sptymap.put("data",spList);
+
+        // 垂直投影
+        Map cztymap =new HashMap();
+        List czList = new ArrayList<>();
+        cztymap.put("data",czList);
+
+        // 垂直投影坐标范围
+        Double maxcs = 0.0;
+        Double maxsp = 0.0;
+        Double minsp = 0.0;
+
+
+        // 水平投影使用范围
+        Double maxnb =  0.0;
+        Double minnb =  0.0;
+
+        Double maxdx =  0.0;
+        Double mindx =  0.0;
+
+        maxcs= gjlist.stream().map(SjJygjGdsjgdcs::getCs).max(Double::compare).get();
+        maxsp= gjlist.stream().map(SjJygjGdsjgdcs::getSpy).max(Double::compare).get();
+        minsp= gjlist.stream().map(SjJygjGdsjgdcs::getSpy).min(Double::compare).get();
+        maxnb= gjlist.stream().map(SjJygjGdsjgdcs::getNbwy).max(Double::compare).get();
+        minnb= gjlist.stream().map(SjJygjGdsjgdcs::getNbwy).min(Double::compare).get();
+        maxdx= gjlist.stream().map(SjJygjGdsjgdcs::getDxwy).max(Double::compare).get();
+        mindx= gjlist.stream().map(SjJygjGdsjgdcs::getDxwy).min(Double::compare).get();
+
+
+        for(int i=0;i<gjlist.size();i++){
+            SjJygjGdsjgdcs dw = gjlist.get(i);
+            if (dw.getCs()==null||dw.getNbwy()==null||dw.getDxwy()==null||dw.getSpy()==null) {
+                return  back("数据存在空值");
+            }
+
+            Double cs = dw.getCs(); // 垂深
+            Double sp = dw.getSpy(); // 水平
+            Double nb = dw.getNbwy(); // 南北
+            Double dx = dw.getDxwy(); // 东西
+            Map spd =new HashMap(); // 水平投影的点
+            spd.put("y",nb); // 给N北  南北位移
+            spd.put("x",dx); //给E东  东西位移
+            spList.add(spd);
+            Map czd =new HashMap(); // 垂直投影的点
+            czd.put("y",cs); // 垂深
+            czd.put("x",sp);// 水平位移
+            czList.add(czd);
+        }
+        sptymap.put("xmax",maxdx);
+        sptymap.put("xmin",mindx);
+        sptymap.put("ymax",maxnb);
+        sptymap.put("ymin",minnb);
+
+
+        cztymap.put("xmax",maxsp+500);  // +1000
+        cztymap.put("xmin",minsp-300);
+        cztymap.put("ymax",maxcs+500);// +1000
+        cztymap.put("ymin",0);
+
+        Map map =new HashMap();
+        map.put("code",200);
+        map.put("msg","成功");
+        map.put("sptymap",sptymap);
+        map.put("cztymap",cztymap);
+        return map;
+    }
+
+    public  static Map back(String msg) {
+        Map map =new HashMap();
+        map.put("code",500);
+        map.put("msg",msg);
+        return map;
+    }
+
 }