From b272034a1fdbfe32b355fc6c264a4c45df107190 Mon Sep 17 00:00:00 2001
From: 张世豪 <979909237@qq.com>
Date: 星期二, 23 十二月 2025 14:55:03 +0800
Subject: [PATCH] 优化了新增地块功能

---
 src/zhangaiwu/AddDikuai.java | 1138 ++++++++++++++++++++++++++++++++++++++++++++++++++---------
 1 files changed, 952 insertions(+), 186 deletions(-)

diff --git a/src/zhangaiwu/AddDikuai.java b/src/zhangaiwu/AddDikuai.java
index 4feafe5..07d238c 100644
--- a/src/zhangaiwu/AddDikuai.java
+++ b/src/zhangaiwu/AddDikuai.java
@@ -1,7 +1,5 @@
 package zhangaiwu;
-
 import javax.swing.*;
-
 import java.awt.*;
 import java.awt.event.*;
 import java.io.File;
@@ -9,26 +7,29 @@
 import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import java.text.DecimalFormat;
-import java.text.SimpleDateFormat;
 import java.util.ArrayList;
 import java.util.Collections;
-import java.util.Date;
 import java.util.HashMap;
+import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;
+import java.util.Comparator;
 import java.awt.geom.Point2D;
-
+import baseStation.BaseStation;
 import bianjie.jisuanmianjie;
 import dikuai.Dikuai;
 import dikuai.Dikuaiguanli;
-import gecaoji.Device;
-import bianjie.bianjieguihua2;
+import dikuai.Gecaokuanjisuan;
+import dikuai.Gecaoanquanjuli;
+import bianjie.Bianjieyouhuatoxy;
 import lujing.Lunjingguihua;
+import set.Setsys;
 import ui.UIConfig;
 import zhuye.MowerLocationData;
 import zhuye.Shouye;
 import zhuye.Coordinate;
+import publicway.buttonset;
 
 /**
  * 鏂板鍦板潡瀵硅瘽妗� - 澶氭楠よ〃鍗曡璁�
@@ -48,6 +49,9 @@
     private final Color LIGHT_TEXT = new Color(108, 117, 125);
     private final Color BORDER_COLOR = new Color(222, 226, 230);
     private final Color SUCCESS_COLOR = new Color(40, 167, 69);
+    private final Color ERROR_COLOR = new Color(220, 53, 69);
+    private static final String KEY_PATH_MESSAGE_TEXT = "__pathMessageText";
+    private static final String KEY_PATH_MESSAGE_SUCCESS = "__pathMessageSuccess";
     
     // 姝ラ闈㈡澘
     private JPanel mainPanel;
@@ -58,7 +62,9 @@
     private JTextField landNumberField;
     private JTextField areaNameField;
     private JComboBox<String> mowingPatternCombo;
-    private JSpinner mowingWidthSpinner;
+    private JTextField bladeWidthField;  // 鍓茶崏鏈哄壊鍒�瀹藉害锛坢锛�
+    private JTextField mowingWidthField;  // 鍓茶崏瀹藉害锛坢锛屽彲缂栬緫锛�
+    private JTextField safetyDistanceField;  // 鍓茶崏瀹夊叏璺濈锛坢锛屽彲缂栬緫锛�
     private JPanel previewPanel;
     private Map<String, JPanel> drawingOptionPanels = new HashMap<>();
     
@@ -67,8 +73,14 @@
     private JButton prevButton;
     private JButton nextButton;
     private JButton createButton;
+    private JButton previewButton;
+    private Component previewButtonSpacer;
     private JLabel boundaryCountLabel;
+    private JTextArea boundaryXYTextArea;  // 鏄剧ず杈圭晫XY鍧愭爣鐨勬枃鏈煙
+    private JScrollPane boundaryXYScrollPane;  // 杈圭晫XY鍧愭爣鏂囨湰鍩熺殑婊氬姩闈㈡澘
     private JPanel obstacleListContainer;
+    private JTextArea pathGenerationMessageArea;
+    private JPanel pathMessageWrapper;
     
     // 鍦板潡鏁版嵁
     private Map<String, String> dikuaiData = new HashMap<>();
@@ -362,93 +374,105 @@
 
     private List<ObstacleSummary> loadExistingObstacles() {
         List<ObstacleSummary> summaries = new ArrayList<>();
+        List<ExistingObstacle> obstacles = fetchExistingObstacleDetails();
 
-        String landNumber = getPendingLandNumber();
-        String raw = null;
-        if (landNumber != null) {
-            Dikuai dikuai = Dikuai.getDikuai(landNumber);
-            if (dikuai != null) {
-                raw = normalizeCoordinateValue(dikuai.getObstacleCoordinates());
-            }
-        }
-        if (raw == null) {
-            raw = normalizeCoordinateValue(dikuaiData.get("obstacleCoordinates"));
-        }
-        if (!isMeaningfulValue(raw)) {
+        if (obstacles.isEmpty()) {
             return summaries;
         }
 
-        String normalized = stripInlineComment(raw);
-        if (normalized.isEmpty()) {
-            return summaries;
-        }
-
-        List<String> entries = splitObstacleEntries(normalized);
-        int defaultIndex = 1;
-
-        for (String entry : entries) {
-            String trimmedEntry = stripInlineComment(entry);
-            if (trimmedEntry.isEmpty()) {
+        for (ExistingObstacle obstacle : obstacles) {
+            if (obstacle == null) {
                 continue;
             }
-
-            String nameToken = null;
-            String shapeToken = null;
-            String coordsSection = trimmedEntry;
-
-            if (trimmedEntry.contains("::")) {
-                String[] parts = trimmedEntry.split("::", 3);
-                if (parts.length == 3) {
-                    nameToken = parts[0].trim();
-                    shapeToken = parts[1].trim();
-                    coordsSection = parts[2].trim();
-                }
-            } else if (trimmedEntry.contains("@")) {
-                String[] parts = trimmedEntry.split("@", 3);
-                if (parts.length == 3) {
-                    nameToken = parts[0].trim();
-                    shapeToken = parts[1].trim();
-                    coordsSection = parts[2].trim();
-                } else if (parts.length == 2) {
-                    shapeToken = parts[0].trim();
-                    coordsSection = parts[1].trim();
-                }
-            } else if (trimmedEntry.contains(":")) {
-                String[] parts = trimmedEntry.split(":", 3);
-                if (parts.length == 3) {
-                    nameToken = parts[0].trim();
-                    shapeToken = parts[1].trim();
-                    coordsSection = parts[2].trim();
-                } else if (parts.length == 2) {
-                    if (looksLikeShapeToken(parts[0])) {
-                        shapeToken = parts[0].trim();
-                        coordsSection = parts[1].trim();
-                    } else {
-                        nameToken = parts[0].trim();
-                        coordsSection = parts[1].trim();
-                    }
-                }
-            }
-
-            String sanitizedCoords = sanitizeCoordinateString(coordsSection);
-            if (!isMeaningfulValue(sanitizedCoords)) {
+            String name = obstacle.getName();
+            if (!isMeaningfulValue(name)) {
                 continue;
             }
-
-            String resolvedName;
-            if (nameToken != null && !nameToken.isEmpty()) {
-                resolvedName = nameToken;
-            } else {
-                resolvedName = "闅滅鐗�" + defaultIndex++;
-            }
-
-            String displayCoords = truncateCoordinateForDisplay(sanitizedCoords, 12);
-            summaries.add(new ObstacleSummary(resolvedName, sanitizedCoords, displayCoords));
+            String coords = obstacle.getDisplayCoordinates();
+            String fullCoords = isMeaningfulValue(coords) ? coords.trim() : "";
+            String preview = buildCoordinatePreview(fullCoords, 20);
+            summaries.add(new ObstacleSummary(name.trim(), fullCoords, preview));
         }
 
         return summaries;
     }
 
+    private List<ExistingObstacle> fetchExistingObstacleDetails() {
+        File configFile = new File("Obstacledge.properties");
+        if (!configFile.exists()) {
+            return Collections.emptyList();
+        }
+
+        List<ExistingObstacle> result = new ArrayList<>();
+        try {
+            Obstacledge.ConfigManager manager = new Obstacledge.ConfigManager();
+            if (!manager.loadFromFile(configFile.getAbsolutePath())) {
+                return Collections.emptyList();
+            }
+
+            for (Obstacledge.Plot plot : manager.getPlots()) {
+                if (plot == null) {
+                    continue;
+                }
+                String landNumber = isMeaningfulValue(plot.getPlotId()) ? plot.getPlotId().trim() : "";
+                List<Obstacledge.Obstacle> plotObstacles = plot.getObstacles();
+                if (plotObstacles == null || plotObstacles.isEmpty()) {
+                    continue;
+                }
+                for (Obstacledge.Obstacle obstacle : plotObstacles) {
+                    if (obstacle == null) {
+                        continue;
+                    }
+                    String name = obstacle.getObstacleName();
+                    if (!isMeaningfulValue(name)) {
+                        continue;
+                    }
+                    String coords = extractObstacleCoordinates(obstacle);
+                    result.add(new ExistingObstacle(landNumber, name.trim(), coords));
+                }
+            }
+        } catch (Exception ex) {
+            System.err.println("鍔犺浇宸叉湁闅滅鐗╁け璐�: " + ex.getMessage());
+            return Collections.emptyList();
+        }
+
+        if (result.isEmpty()) {
+            return Collections.emptyList();
+        }
+
+        result.sort(Comparator.comparing(ExistingObstacle::getName, String.CASE_INSENSITIVE_ORDER));
+        return result;
+    }
+
+    private String extractObstacleCoordinates(Obstacledge.Obstacle obstacle) {
+        if (obstacle == null) {
+            return "";
+        }
+        String xy = obstacle.getXyCoordsString();
+        if (isMeaningfulValue(xy)) {
+            return xy.trim();
+        }
+        String original = obstacle.getOriginalCoordsString();
+        if (isMeaningfulValue(original)) {
+            return original.trim();
+        }
+        return "";
+    }
+
+    private String buildCoordinatePreview(String coords, int keepLength) {
+        if (!isMeaningfulValue(coords)) {
+            return "鏃犲潗鏍�";
+        }
+        String sanitized = sanitizeCoordinateString(coords);
+        if (sanitized.length() <= keepLength) {
+            return sanitized;
+        }
+        if (keepLength <= 0) {
+            return "...";
+        }
+        return sanitized.substring(0, keepLength) + "...";
+    }
+
     private List<String> splitObstacleEntries(String data) {
         List<String> entries = new ArrayList<>();
         if (data.indexOf('|') >= 0) {
@@ -543,6 +567,30 @@
             return displayCoords;
         }
     }
+
+    private static final class ExistingObstacle {
+        private final String landNumber;
+        private final String name;
+        private final String coordinates;
+
+        ExistingObstacle(String landNumber, String name, String coordinates) {
+            this.landNumber = landNumber != null ? landNumber : "";
+            this.name = name != null ? name : "";
+            this.coordinates = coordinates != null ? coordinates : "";
+        }
+
+        String getLandNumber() {
+            return landNumber;
+        }
+
+        String getName() {
+            return name;
+        }
+
+        String getDisplayCoordinates() {
+            return coordinates;
+        }
+    }
     
     private JPanel createStep2Panel() {
         JPanel stepPanel = new JPanel();
@@ -610,6 +658,34 @@
         startEndDrawingBtn.addActionListener(e -> toggleDrawing());
         
         stepPanel.add(startEndDrawingBtn);
+        
+        // 杈圭晫XY鍧愭爣鏄剧ず鏂囨湰鍩燂紙3琛岋紝甯︽粴鍔ㄦ潯锛屽湪宸插畬鎴愭寜閽笅鏂癸級
+        boundaryXYTextArea = new JTextArea(3, 0);
+        boundaryXYTextArea.setFont(new Font("寰蒋闆呴粦", Font.PLAIN, 12));
+        boundaryXYTextArea.setForeground(TEXT_COLOR);
+        boundaryXYTextArea.setEditable(false);
+        boundaryXYTextArea.setBackground(LIGHT_GRAY);
+        boundaryXYTextArea.setLineWrap(true);
+        boundaryXYTextArea.setWrapStyleWord(true);
+        boundaryXYTextArea.setAlignmentX(Component.LEFT_ALIGNMENT);
+        boundaryXYTextArea.setVisible(false);
+        
+        // 鍒涘缓婊氬姩闈㈡澘锛岄粯璁ゆ樉绀�3琛�
+        boundaryXYScrollPane = new JScrollPane(boundaryXYTextArea);
+        boundaryXYScrollPane.setBorder(BorderFactory.createCompoundBorder(
+            BorderFactory.createLineBorder(BORDER_COLOR, 1),
+            BorderFactory.createEmptyBorder(0, 0, 0, 0)
+        ));
+        boundaryXYScrollPane.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
+        boundaryXYScrollPane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED);
+        boundaryXYScrollPane.getVerticalScrollBar().setUnitIncrement(16);
+        boundaryXYScrollPane.setAlignmentX(Component.LEFT_ALIGNMENT);
+        boundaryXYScrollPane.setVisible(false);
+        boundaryXYScrollPane.setMaximumSize(new Dimension(Integer.MAX_VALUE, 80));
+        
+        stepPanel.add(Box.createRigidArea(new Dimension(0, 15)));
+        stepPanel.add(boundaryXYScrollPane);
+        
         boundaryCountLabel = new JLabel("宸查噰闆嗗埌杈圭晫鐐�0涓�");
         boundaryCountLabel.setFont(new Font("寰蒋闆呴粦", Font.PLAIN, 14));
         boundaryCountLabel.setForeground(LIGHT_TEXT);
@@ -696,8 +772,9 @@
                 if (!optionPanel.isEnabled()) {
                     return;
                 }
-                selectDrawingOption(optionPanel, type);
-                startEndDrawingBtn.setEnabled(true); // 閫夋嫨鍚庡惎鐢ㄦ寜閽�
+                if (selectDrawingOption(optionPanel, type, true)) {
+                    startEndDrawingBtn.setEnabled(true); // 閫夋嫨鍚庡惎鐢ㄦ寜閽�
+                }
             }
             
             @Override
@@ -719,7 +796,15 @@
         return optionPanel;
     }
     
-    private void selectDrawingOption(JPanel optionPanel, String type) {
+    private boolean selectDrawingOption(JPanel optionPanel, String type, boolean userTriggered) {
+        if (optionPanel == null) {
+            return false;
+        }
+        if (userTriggered && "handheld".equalsIgnoreCase(type) && !hasConfiguredHandheldMarker()) {
+            JOptionPane.showMessageDialog(this, "璇峰厛娣诲姞渚挎惡鎵撶偣鍣ㄧ紪鍙�", "鎻愮ず", JOptionPane.WARNING_MESSAGE);
+            return false;
+        }
+
         // 閲嶇疆涔嬪墠閫変腑鐨勯�夐」
         if (selectedOptionPanel != null) {
             selectedOptionPanel.setBorder(BorderFactory.createLineBorder(BORDER_COLOR, 2));
@@ -729,7 +814,7 @@
                 ((JLabel) oldTitle).setForeground(TEXT_COLOR);
             }
         }
-        
+
         // 璁剧疆鏂扮殑閫変腑鐘舵��
         optionPanel.setBorder(BorderFactory.createLineBorder(PRIMARY_COLOR, 3));
         optionPanel.setBackground(PRIMARY_LIGHT);
@@ -738,9 +823,15 @@
             ((JLabel) titleObj).setForeground(PRIMARY_COLOR);
         }
         selectedOptionPanel = optionPanel;
-        
+
         // 淇濆瓨閫夋嫨
         dikuaiData.put("drawingMethod", type);
+        return true;
+    }
+
+    private boolean hasConfiguredHandheldMarker() {
+        String handheldId = Setsys.getPropertyValue("handheldMarkerId");
+        return handheldId != null && !handheldId.trim().isEmpty();
     }
     
     private void toggleDrawing() {
@@ -763,12 +854,18 @@
             // 鐢ㄦ埛鍦ㄥ璇濇鍐呬富鍔ㄧ粨鏉燂紙鏈Е鍙戝閮ㄦ祦绋嬶級
             isDrawing = false;
             Coordinate.setStartSaveGngga(false);
-            startEndDrawingBtn.setText("寮�濮嬬粯鍒�");
-            startEndDrawingBtn.setBackground(PRIMARY_COLOR);
-            updateOtherOptionsState(false);
+            startEndDrawingBtn.setText("宸插畬鎴�");
+            startEndDrawingBtn.setBackground(MEDIUM_GRAY);
+            startEndDrawingBtn.setEnabled(false);
+            updateOtherOptionsState(true);
+            
+            // 浼樺寲杈圭晫
+            optimizeBoundaryAndSave();
+            
             dikuaiData.put("boundaryDrawn", "true");
             JOptionPane.showMessageDialog(this, "杈圭晫缁樺埗宸插畬鎴�", "鎻愮ず", JOptionPane.INFORMATION_MESSAGE);
             showBoundaryPointSummary();
+            updateBoundaryXYDisplay();
         }
     }
 
@@ -819,6 +916,80 @@
         hideBoundaryPointSummary();
     }
     
+    /**
+     * 浼樺寲杈圭晫骞朵繚瀛樹紭鍖栧悗鐨勬暟鎹�
+     */
+    private void optimizeBoundaryAndSave() {
+        try {
+            // 鑾峰彇鍩哄噯绔欏潗鏍�
+            BaseStation baseStation = new BaseStation();
+            baseStation.load();
+            String baseStationCoordinates = normalizeCoordinateValue(baseStation.getInstallationCoordinates());
+            if (!isMeaningfulValue(baseStationCoordinates)) {
+                System.err.println("鏈幏鍙栧埌鏈夋晥鐨勫熀鍑嗙珯鍧愭爣锛屾棤娉曚紭鍖栬竟鐣�");
+                return;
+            }
+            
+            // 鑾峰彇鍘熷鍧愭爣鍒楄〃
+            List<Coordinate> uniqueCoordinates;
+            synchronized (Coordinate.coordinates) {
+                uniqueCoordinates = sanitizeCoordinateList(Coordinate.coordinates);
+            }
+            
+            if (uniqueCoordinates.size() < 3) {
+                System.err.println("閲囬泦鐨勮竟鐣岀偣涓嶈冻锛屾棤娉曚紭鍖栬竟鐣�");
+                return;
+            }
+            
+            // 鏋勫缓杈圭晫瀛楃涓诧紝鏍煎紡涓� "(lat1,lon1,alt1;lat2,lon2,alt2;...)"
+            String boundaryStr = buildBoundaryStringForOptimization(uniqueCoordinates);
+            
+            // 璋冪敤浼樺寲鏂规硶
+            String optimizedXYStr = Bianjieyouhuatoxy.optimizeBoundary(baseStationCoordinates, boundaryStr);
+            
+            // 淇濆瓨浼樺寲鍚庣殑XY鍧愭爣瀛楃涓�
+            if (optimizedXYStr != null && !optimizedXYStr.isEmpty() && !optimizedXYStr.startsWith("ERROR")) {
+                dikuaiData.put("optimizedBoundaryXY", optimizedXYStr);
+                if (activeSession != null) {
+                    activeSession.data.put("optimizedBoundaryXY", optimizedXYStr);
+                }
+            } else {
+                System.err.println("杈圭晫浼樺寲澶辫触: " + optimizedXYStr);
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+            System.err.println("浼樺寲杈圭晫鏃跺彂鐢熼敊璇�: " + e.getMessage());
+        }
+    }
+    
+    /**
+     * 鏋勫缓鐢ㄤ簬浼樺寲鐨勮竟鐣屽瓧绗︿覆锛屾牸寮忎负 "(lat1,lon1,alt1;lat2,lon2,alt2;...)"
+     * 鍏朵腑lat鍜宭on鏄害鍒嗘牸寮忥紙DMM鏍煎紡锛夛紝渚嬪 "3949.89151752"
+     */
+    private static String buildBoundaryStringForOptimization(List<Coordinate> coordinates) {
+        if (coordinates == null || coordinates.isEmpty()) {
+            return "()";
+        }
+        StringBuilder sb = new StringBuilder("(");
+        DecimalFormat elevationFormat = new DecimalFormat("0.00");
+        for (int i = 0; i < coordinates.size(); i++) {
+            Coordinate coord = coordinates.get(i);
+            // Coordinate绫讳腑鐨刧etLatitude()鍜実etLongitude()宸茬粡杩斿洖搴﹀垎鏍煎紡锛圖MM鏍煎紡锛�
+            String latDMM = coord.getLatitude();
+            String lonDMM = coord.getLongitude();
+            double elevation = coord.getElevation();
+            
+            if (i > 0) {
+                sb.append(";");
+            }
+            sb.append(latDMM).append(",")
+              .append(lonDMM).append(",")
+              .append(elevationFormat.format(elevation));
+        }
+        sb.append(")");
+        return sb.toString();
+    }
+    
     private JPanel createStep3Panel() {
         JPanel stepPanel = new JPanel();
         stepPanel.setLayout(new BoxLayout(stepPanel, BoxLayout.Y_AXIS));
@@ -840,7 +1011,7 @@
         settingsPanel.setAlignmentX(Component.LEFT_ALIGNMENT);
         
         // 鍓茶崏妯″紡閫夋嫨
-        JPanel patternPanel = createFormGroup("鍓茶崏妯″紡", "閫夋嫨鍓茶崏璺緞鐨勭敓鎴愭ā寮�");
+        JPanel patternPanel = createFormGroup("鍓茶崏妯″紡", "");
         mowingPatternCombo = new JComboBox<>(new String[]{"骞宠绾�", "铻烘棆寮�"});
         mowingPatternCombo.setFont(new Font("寰蒋闆呴粦", Font.PLAIN, 16));
         mowingPatternCombo.setMaximumSize(new Dimension(Integer.MAX_VALUE, 48));
@@ -874,27 +1045,23 @@
         settingsPanel.add(patternPanel);
         settingsPanel.add(Box.createRigidArea(new Dimension(0, 20)));
         
-        // 鍓茶崏瀹藉害璁剧疆
-        JPanel widthPanel = createFormGroup("鍓茶崏瀹藉害", "璁剧疆鍓茶崏鏈哄崟娆″壊鑽夌殑瀹藉害");
-        JPanel widthInputPanel = new JPanel(new BorderLayout());
-        widthInputPanel.setBackground(WHITE);
-        widthInputPanel.setMaximumSize(new Dimension(Integer.MAX_VALUE, 48));
-        widthInputPanel.setAlignmentX(Component.LEFT_ALIGNMENT);
+        // 鍓茶崏鏈哄壊鍒�瀹藉害璁剧疆
+        JPanel bladeWidthPanel = createFormGroup("鍓茶崏鏈哄壊鍒�瀹藉害", "");
+        JPanel bladeWidthInputPanel = new JPanel(new BorderLayout());
+        bladeWidthInputPanel.setBackground(WHITE);
+        bladeWidthInputPanel.setMaximumSize(new Dimension(Integer.MAX_VALUE, 48));
+        bladeWidthInputPanel.setAlignmentX(Component.LEFT_ALIGNMENT);
         
-        SpinnerNumberModel widthModel = new SpinnerNumberModel(40, 20, 60, 1);
-        mowingWidthSpinner = new JSpinner(widthModel);
-        mowingWidthSpinner.setFont(new Font("寰蒋闆呴粦", Font.PLAIN, 16));
-        JSpinner.DefaultEditor editor = (JSpinner.DefaultEditor) mowingWidthSpinner.getEditor();
-        editor.getTextField().setBorder(BorderFactory.createCompoundBorder(
+        bladeWidthField = new JTextField("0.50");
+        bladeWidthField.setFont(new Font("寰蒋闆呴粦", Font.PLAIN, 16));
+        bladeWidthField.setBorder(BorderFactory.createCompoundBorder(
             BorderFactory.createLineBorder(BORDER_COLOR, 2),
             BorderFactory.createEmptyBorder(10, 12, 10, 12)
         ));
-        
-        // 娣诲姞寰皟鍣ㄧ劍鐐规晥鏋�
-        mowingWidthSpinner.addFocusListener(new FocusAdapter() {
+        bladeWidthField.addFocusListener(new FocusAdapter() {
             @Override
             public void focusGained(FocusEvent e) {
-                editor.getTextField().setBorder(BorderFactory.createCompoundBorder(
+                bladeWidthField.setBorder(BorderFactory.createCompoundBorder(
                     BorderFactory.createLineBorder(PRIMARY_COLOR, 2),
                     BorderFactory.createEmptyBorder(10, 12, 10, 12)
                 ));
@@ -902,26 +1069,124 @@
             
             @Override
             public void focusLost(FocusEvent e) {
-                editor.getTextField().setBorder(BorderFactory.createCompoundBorder(
+                bladeWidthField.setBorder(BorderFactory.createCompoundBorder(
+                    BorderFactory.createLineBorder(BORDER_COLOR, 2),
+                    BorderFactory.createEmptyBorder(10, 12, 10, 12)
+                ));
+                updateMowingWidthAndSafetyDistance();
+            }
+        });
+        
+        JLabel bladeUnitLabel = new JLabel("m");
+        bladeUnitLabel.setFont(new Font("寰蒋闆呴粦", Font.PLAIN, 14));
+        bladeUnitLabel.setForeground(LIGHT_TEXT);
+        bladeUnitLabel.setBorder(BorderFactory.createEmptyBorder(0, 15, 0, 0));
+        
+        bladeWidthInputPanel.add(bladeWidthField, BorderLayout.CENTER);
+        bladeWidthInputPanel.add(bladeUnitLabel, BorderLayout.EAST);
+        
+        bladeWidthPanel.add(bladeWidthInputPanel);
+        settingsPanel.add(bladeWidthPanel);
+        settingsPanel.add(Box.createRigidArea(new Dimension(0, 20)));
+        
+        // 鍓茶崏瀹藉害璁剧疆锛堝彲缂栬緫锛�
+        JPanel widthPanel = createFormGroup("鍓茶崏瀹藉害", "璁$畻鏂规硶锛氬壊鑽夊搴� = 鍓插垁瀹� 脳85%");
+        JPanel widthInputPanel = new JPanel(new BorderLayout());
+        widthInputPanel.setBackground(WHITE);
+        widthInputPanel.setMaximumSize(new Dimension(Integer.MAX_VALUE, 48));
+        widthInputPanel.setAlignmentX(Component.LEFT_ALIGNMENT);
+        
+        mowingWidthField = new JTextField();
+        mowingWidthField.setFont(new Font("寰蒋闆呴粦", Font.PLAIN, 16));
+        mowingWidthField.setBorder(BorderFactory.createCompoundBorder(
+            BorderFactory.createLineBorder(BORDER_COLOR, 2),
+            BorderFactory.createEmptyBorder(10, 12, 10, 12)
+        ));
+        mowingWidthField.addFocusListener(new FocusAdapter() {
+            @Override
+            public void focusGained(FocusEvent e) {
+                mowingWidthField.setBorder(BorderFactory.createCompoundBorder(
+                    BorderFactory.createLineBorder(PRIMARY_COLOR, 2),
+                    BorderFactory.createEmptyBorder(10, 12, 10, 12)
+                ));
+            }
+            
+            @Override
+            public void focusLost(FocusEvent e) {
+                mowingWidthField.setBorder(BorderFactory.createCompoundBorder(
                     BorderFactory.createLineBorder(BORDER_COLOR, 2),
                     BorderFactory.createEmptyBorder(10, 12, 10, 12)
                 ));
             }
         });
         
-        JLabel unitLabel = new JLabel("鍘樼背");
+        JLabel unitLabel = new JLabel("m");
         unitLabel.setFont(new Font("寰蒋闆呴粦", Font.PLAIN, 14));
         unitLabel.setForeground(LIGHT_TEXT);
         unitLabel.setBorder(BorderFactory.createEmptyBorder(0, 15, 0, 0));
         
-        widthInputPanel.add(mowingWidthSpinner, BorderLayout.CENTER);
+        widthInputPanel.add(mowingWidthField, BorderLayout.CENTER);
         widthInputPanel.add(unitLabel, BorderLayout.EAST);
         
         widthPanel.add(widthInputPanel);
         settingsPanel.add(widthPanel);
+        settingsPanel.add(Box.createRigidArea(new Dimension(0, 20)));
+        
+        // 鍓茶崏瀹夊叏璺濈璁剧疆锛堝彲缂栬緫锛�
+        JPanel safetyDistancePanel = createFormGroup("鍓茶崏瀹夊叏璺濈", "鏍规嵁鍓茶崏鏈哄昂瀵歌嚜鍔ㄨ绠楃殑瀹夊叏璺濈");
+        JPanel safetyDistanceInputPanel = new JPanel(new BorderLayout());
+        safetyDistanceInputPanel.setBackground(WHITE);
+        safetyDistanceInputPanel.setMaximumSize(new Dimension(Integer.MAX_VALUE, 48));
+        safetyDistanceInputPanel.setAlignmentX(Component.LEFT_ALIGNMENT);
+        
+        safetyDistanceField = new JTextField();
+        safetyDistanceField.setFont(new Font("寰蒋闆呴粦", Font.PLAIN, 16));
+        safetyDistanceField.setBorder(BorderFactory.createCompoundBorder(
+            BorderFactory.createLineBorder(BORDER_COLOR, 2),
+            BorderFactory.createEmptyBorder(10, 12, 10, 12)
+        ));
+        safetyDistanceField.addFocusListener(new FocusAdapter() {
+            @Override
+            public void focusGained(FocusEvent e) {
+                safetyDistanceField.setBorder(BorderFactory.createCompoundBorder(
+                    BorderFactory.createLineBorder(PRIMARY_COLOR, 2),
+                    BorderFactory.createEmptyBorder(10, 12, 10, 12)
+                ));
+            }
+            
+            @Override
+            public void focusLost(FocusEvent e) {
+                safetyDistanceField.setBorder(BorderFactory.createCompoundBorder(
+                    BorderFactory.createLineBorder(BORDER_COLOR, 2),
+                    BorderFactory.createEmptyBorder(10, 12, 10, 12)
+                ));
+            }
+        });
+        
+        JLabel safetyUnitLabel = new JLabel("m");
+        safetyUnitLabel.setFont(new Font("寰蒋闆呴粦", Font.PLAIN, 14));
+        safetyUnitLabel.setForeground(LIGHT_TEXT);
+        safetyUnitLabel.setBorder(BorderFactory.createEmptyBorder(0, 15, 0, 0));
+        
+        safetyDistanceInputPanel.add(safetyDistanceField, BorderLayout.CENTER);
+        safetyDistanceInputPanel.add(safetyUnitLabel, BorderLayout.EAST);
+        
+        safetyDistancePanel.add(safetyDistanceInputPanel);
+        settingsPanel.add(safetyDistancePanel);
         settingsPanel.add(Box.createRigidArea(new Dimension(0, 25)));
         
-        stepPanel.add(settingsPanel);
+        // 鍒濆鍖栬绠楀��
+        updateMowingWidthAndSafetyDistance();
+        
+        // 灏嗚缃潰鏉挎斁鍏ユ粴鍔ㄩ潰鏉�
+        JScrollPane scrollPane = new JScrollPane(settingsPanel);
+        scrollPane.setBorder(null);
+        scrollPane.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
+        scrollPane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED);
+        scrollPane.getVerticalScrollBar().setUnitIncrement(16);
+        scrollPane.setAlignmentX(Component.LEFT_ALIGNMENT);
+        
+        stepPanel.add(scrollPane);
         
         JButton generatePathButton = createPrimaryButton("鐢熸垚鍓茶崏璺緞", 16);
         generatePathButton.setAlignmentX(Component.LEFT_ALIGNMENT);
@@ -930,6 +1195,29 @@
 
         stepPanel.add(Box.createRigidArea(new Dimension(0, 20)));
         stepPanel.add(generatePathButton);
+        stepPanel.add(Box.createRigidArea(new Dimension(0, 12)));
+
+        pathMessageWrapper = new JPanel(new BorderLayout());
+        pathMessageWrapper.setAlignmentX(Component.LEFT_ALIGNMENT);
+        pathMessageWrapper.setBackground(PRIMARY_LIGHT);
+        pathMessageWrapper.setBorder(BorderFactory.createCompoundBorder(
+            BorderFactory.createLineBorder(PRIMARY_COLOR, 1),
+            BorderFactory.createEmptyBorder(12, 12, 12, 12)
+        ));
+        pathMessageWrapper.setVisible(false);
+
+        pathGenerationMessageArea = new JTextArea();
+        pathGenerationMessageArea.setFont(new Font("寰蒋闆呴粦", Font.PLAIN, 14));
+        pathGenerationMessageArea.setForeground(TEXT_COLOR);
+        pathGenerationMessageArea.setOpaque(false);
+        pathGenerationMessageArea.setEditable(false);
+        pathGenerationMessageArea.setLineWrap(true);
+        pathGenerationMessageArea.setWrapStyleWord(true);
+        pathGenerationMessageArea.setFocusable(false);
+        pathGenerationMessageArea.setBorder(null);
+
+        pathMessageWrapper.add(pathGenerationMessageArea, BorderLayout.CENTER);
+        stepPanel.add(pathMessageWrapper);
         stepPanel.add(Box.createVerticalGlue());
 
         return stepPanel;
@@ -973,22 +1261,73 @@
         nameLabel.setForeground(TEXT_COLOR);
         nameLabel.setAlignmentX(Component.LEFT_ALIGNMENT);
         
-        JLabel hintLabel = new JLabel(hint);
-        hintLabel.setFont(new Font("寰蒋闆呴粦", Font.PLAIN, 13));
-        hintLabel.setForeground(LIGHT_TEXT);
-        hintLabel.setAlignmentX(Component.LEFT_ALIGNMENT);
-        
         formGroup.add(nameLabel);
-        formGroup.add(Box.createRigidArea(new Dimension(0, 6)));
-        formGroup.add(hintLabel);
-        formGroup.add(Box.createRigidArea(new Dimension(0, 8)));
+        
+        // 鍙湁褰撴彁绀烘枃瀛椾笉涓虹┖鏃舵墠鏄剧ず
+        if (hint != null && !hint.trim().isEmpty()) {
+            formGroup.add(Box.createRigidArea(new Dimension(0, 6)));
+            JLabel hintLabel = new JLabel(hint);
+            hintLabel.setFont(new Font("寰蒋闆呴粦", Font.PLAIN, 13));
+            hintLabel.setForeground(LIGHT_TEXT);
+            hintLabel.setAlignmentX(Component.LEFT_ALIGNMENT);
+            formGroup.add(hintLabel);
+            formGroup.add(Box.createRigidArea(new Dimension(0, 8)));
+        } else {
+            formGroup.add(Box.createRigidArea(new Dimension(0, 8)));
+        }
         
         return formGroup;
     }
 
+    /**
+     * 鏍规嵁鍓插垁瀹藉害鏇存柊鍓茶崏瀹藉害鍜屽畨鍏ㄨ窛绂�
+     */
+    private void updateMowingWidthAndSafetyDistance() {
+        try {
+            String bladeWidthStr = bladeWidthField.getText().trim();
+            if (bladeWidthStr == null || bladeWidthStr.isEmpty()) {
+                mowingWidthField.setText("");
+                safetyDistanceField.setText("");
+                return;
+            }
+            
+            double bladeWidthMeters = Double.parseDouble(bladeWidthStr);
+            if (bladeWidthMeters <= 0) {
+                mowingWidthField.setText("");
+                safetyDistanceField.setText("");
+                return;
+            }
+            
+            // 璋冪敤 Gecaokuanjisuan 绫昏绠楀壊鑽夊搴︼紙杩斿洖鍘樼背锛屼繚鐣�2浣嶅皬鏁帮紝闇�瑕佽浆鎹负绫筹級
+            double mowingWidthCm = Gecaokuanjisuan.calculateMowingWidth(bladeWidthMeters);
+            if (mowingWidthCm > 0) {
+                // 灏嗗帢绫宠浆鎹负绫筹紝骞朵繚鐣�2浣嶅皬鏁�
+                double mowingWidthMeters = mowingWidthCm / 100.0;
+                mowingWidthField.setText(String.format(Locale.US, "%.2f", mowingWidthMeters));
+            } else {
+                mowingWidthField.setText("");
+            }
+            
+            // 璋冪敤 Gecaoanquanjuli 绫昏绠楀畨鍏ㄨ窛绂�
+            String safetyDistanceStr = Gecaoanquanjuli.calculateSafetyDistanceFromString(bladeWidthStr);
+            safetyDistanceField.setText(safetyDistanceStr);
+            
+        } catch (NumberFormatException e) {
+            mowingWidthField.setText("");
+            safetyDistanceField.setText("");
+        } catch (Exception e) {
+            e.printStackTrace();
+            mowingWidthField.setText("");
+            safetyDistanceField.setText("");
+        }
+    }
+    
     private void generateMowingPath() {
         if (!dikuaiData.containsKey("boundaryDrawn")) {
             JOptionPane.showMessageDialog(this, "璇峰厛瀹屾垚杈圭晫缁樺埗鍚庡啀鐢熸垚璺緞", "鎻愮ず", JOptionPane.WARNING_MESSAGE);
+            dikuaiData.remove("plannedPath");
+            showPathGenerationMessage("璇峰厛瀹屾垚杈圭晫缁樺埗鍚庡啀鐢熸垚璺緞銆�", false);
+            setPathAvailability(false);
             showStep(2);
             return;
         }
@@ -1002,15 +1341,16 @@
         }
         if (boundaryCoords == null) {
             JOptionPane.showMessageDialog(this, "鏈壘鍒版湁鏁堢殑鍦板潡杈圭晫鍧愭爣锛屾棤娉曠敓鎴愯矾寰�", "鎻愮ず", JOptionPane.WARNING_MESSAGE);
-            if (createButton != null) {
-                createButton.setEnabled(false);
-            }
+            dikuaiData.remove("plannedPath");
+            showPathGenerationMessage("鏈壘鍒版湁鏁堢殑鍦板潡杈圭晫鍧愭爣锛屾棤娉曠敓鎴愯矾寰勩��", false);
+            setPathAvailability(false);
             return;
         }
 
         String obstacleCoords = null;
-        if (dikuai != null) {
-            obstacleCoords = normalizeCoordinateValue(dikuai.getObstacleCoordinates());
+        String landNumber = getPendingLandNumber();
+        if (isMeaningfulValue(landNumber)) {
+            obstacleCoords = normalizeCoordinateValue(resolveObstaclePayloadFromConfig(landNumber));
         }
         if (obstacleCoords == null) {
             obstacleCoords = normalizeCoordinateValue(dikuaiData.get("obstacleCoordinates"));
@@ -1019,77 +1359,218 @@
         String patternDisplay = (String) mowingPatternCombo.getSelectedItem();
         dikuaiData.put("mowingPattern", patternDisplay);
 
-        Object widthObj = mowingWidthSpinner.getValue();
-        if (!(widthObj instanceof Number)) {
-            JOptionPane.showMessageDialog(this, "鍓茶崏瀹藉害杈撳叆鏃犳晥", "鎻愮ず", JOptionPane.WARNING_MESSAGE);
-            if (createButton != null) {
-                createButton.setEnabled(false);
-            }
+        // 鑾峰彇鍓茶崏瀹藉害锛堜粠鏂囨湰妗嗭紝鍗曚綅锛氱背锛�
+        String mowingWidthStr = mowingWidthField.getText().trim();
+        if (mowingWidthStr == null || mowingWidthStr.isEmpty()) {
+            JOptionPane.showMessageDialog(this, "璇峰厛杈撳叆鍓茶崏瀹藉害", "鎻愮ず", JOptionPane.WARNING_MESSAGE);
+            dikuaiData.remove("plannedPath");
+            showPathGenerationMessage("璇峰厛杈撳叆鍓茶崏瀹藉害銆�", false);
+            setPathAvailability(false);
             return;
         }
-        double widthCm = ((Number) widthObj).doubleValue();
-        if (widthCm <= 0) {
+        
+        double widthMeters;
+        try {
+            widthMeters = Double.parseDouble(mowingWidthStr);
+        } catch (NumberFormatException e) {
+            JOptionPane.showMessageDialog(this, "鍓茶崏瀹藉害鏍煎紡涓嶆纭�", "鎻愮ず", JOptionPane.WARNING_MESSAGE);
+            dikuaiData.remove("plannedPath");
+            showPathGenerationMessage("鍓茶崏瀹藉害鏍煎紡涓嶆纭紝璇烽噸鏂拌緭鍏ャ��", false);
+            setPathAvailability(false);
+            return;
+        }
+        
+        if (widthMeters <= 0) {
             JOptionPane.showMessageDialog(this, "鍓茶崏瀹藉害蹇呴』澶т簬0", "鎻愮ず", JOptionPane.WARNING_MESSAGE);
-            if (createButton != null) {
-                createButton.setEnabled(false);
-            }
+            dikuaiData.remove("plannedPath");
+            showPathGenerationMessage("鍓茶崏瀹藉害蹇呴』澶т簬0锛岃閲嶆柊璁剧疆銆�", false);
+            setPathAvailability(false);
             return;
         }
-        dikuaiData.put("mowingWidth", widthObj.toString());
+        
+        // 淇濆瓨鍓茶崏瀹藉害锛堣浆鎹负鍘樼背淇濆瓨锛屼繚鎸佷笌鍘熸湁鏁版嵁鏍煎紡涓�鑷达級
+        double widthCm = widthMeters * 100.0;
+        dikuaiData.put("mowingWidth", String.format(Locale.US, "%.2f", widthCm));
 
-        String widthMeters = String.format(Locale.US, "%.2f", widthCm / 100.0);
+        // 鑾峰彇瀹夊叏璺濈
+        String safetyDistanceStr = safetyDistanceField.getText().trim();
+        double safetyDistanceMeters = Double.NaN;
+        if (safetyDistanceStr != null && !safetyDistanceStr.isEmpty()) {
+            try {
+                safetyDistanceMeters = Double.parseDouble(safetyDistanceStr);
+            } catch (NumberFormatException e) {
+                // 浣跨敤NaN锛岃绯荤粺鑷姩璁$畻
+            }
+        }
+        
+        String widthMetersStr = String.format(Locale.US, "%.3f", widthMeters);
+        String safetyDistanceMetersStr = Double.isNaN(safetyDistanceMeters) ? null : String.format(Locale.US, "%.3f", safetyDistanceMeters);
         String plannerMode = resolvePlannerMode(patternDisplay);
 
         try {
-            List<Lunjingguihua.PathSegment> segments = Lunjingguihua.generatePathSegments(
+            // 浣跨敤涓庤矾寰勮鍒掗〉闈㈢浉鍚岀殑鏂规硶锛歀unjingguihua.generatePathFromStrings
+            String plannedPath = Lunjingguihua.generatePathFromStrings(
                 boundaryCoords,
-                obstacleCoords,
-                widthMeters,
+                obstacleCoords != null ? obstacleCoords : "",
+                widthMetersStr,
+                safetyDistanceMetersStr,
                 plannerMode
             );
-            String plannedPath = Lunjingguihua.formatPathSegments(segments);
+            
             if (!isMeaningfulValue(plannedPath)) {
                 JOptionPane.showMessageDialog(this, "鐢熸垚鍓茶崏璺緞澶辫触: 鐢熸垚缁撴灉涓虹┖", "閿欒", JOptionPane.ERROR_MESSAGE);
-                if (createButton != null) {
-                    createButton.setEnabled(false);
-                }
+                dikuaiData.remove("plannedPath");
+                showPathGenerationMessage("鐢熸垚鍓茶崏璺緞澶辫触锛氱敓鎴愮粨鏋滀负绌恒��", false);
+                setPathAvailability(false);
                 return;
             }
-            dikuaiData.put("plannedPath", plannedPath);
-            if (createButton != null) {
-                createButton.setEnabled(true);
+            
+            if (isMeaningfulValue(boundaryCoords)) {
+                dikuaiData.put("boundaryCoordinates", boundaryCoords);
             }
-            JOptionPane.showMessageDialog(this,
-                "宸叉牴鎹綋鍓嶈缃敓鎴愬壊鑽夎矾寰勶紝鍏辩敓鎴� " + segments.size() + " 娈点��",
-                "鎴愬姛",
-                JOptionPane.INFORMATION_MESSAGE);
+            if (isMeaningfulValue(obstacleCoords)) {
+                dikuaiData.put("obstacleCoordinates", obstacleCoords);
+            }
+            dikuaiData.put("plannedPath", plannedPath);
+            setPathAvailability(true);
+            showPathGenerationMessage(
+                "宸叉牴鎹綋鍓嶈缃敓鎴愬壊鑽夎矾寰勩�俓n鐐瑰嚮棰勮鎸夐挳鍙湪涓婚〉闈㈡煡鐪嬫晥鏋溿��",
+                true);
         } catch (IllegalArgumentException ex) {
             JOptionPane.showMessageDialog(this, "鐢熸垚鍓茶崏璺緞澶辫触: " + ex.getMessage(), "閿欒", JOptionPane.ERROR_MESSAGE);
-            if (createButton != null) {
-                createButton.setEnabled(false);
-            }
+            dikuaiData.remove("plannedPath");
+            showPathGenerationMessage("鐢熸垚鍓茶崏璺緞澶辫触锛�" + ex.getMessage(), false);
+            setPathAvailability(false);
         } catch (Exception ex) {
             ex.printStackTrace();
             JOptionPane.showMessageDialog(this, "鐢熸垚鍓茶崏璺緞鏃跺彂鐢熷紓甯�: " + ex.getMessage(), "閿欒", JOptionPane.ERROR_MESSAGE);
-            if (createButton != null) {
-                createButton.setEnabled(false);
+            dikuaiData.remove("plannedPath");
+            showPathGenerationMessage("鐢熸垚鍓茶崏璺緞鏃跺彂鐢熷紓甯革細" + ex.getMessage(), false);
+            setPathAvailability(false);
+        }
+    }
+
+    private void previewMowingPath() {
+        if (!hasGeneratedPath()) {
+            showPathGenerationMessage("璇峰厛鐢熸垚鍓茶崏璺緞鍚庡啀棰勮銆�", false);
+            setPathAvailability(false);
+            return;
+        }
+
+        persistStep3Inputs();
+
+        String landNumber = getPendingLandNumber();
+        String trimmedAreaName = areaNameField.getText() != null ? areaNameField.getText().trim() : "";
+        String displayAreaName = isMeaningfulValue(trimmedAreaName) ? trimmedAreaName : landNumber;
+
+        String plannedPath = dikuaiData.get("plannedPath");
+        if (!isMeaningfulValue(plannedPath)) {
+            showPathGenerationMessage("璇峰厛鐢熸垚鍓茶崏璺緞鍚庡啀棰勮銆�", false);
+            setPathAvailability(false);
+            return;
+        }
+
+        String boundary = null;
+        Dikuai pending = getOrCreatePendingDikuai();
+        if (pending != null) {
+            boundary = normalizeCoordinateValue(pending.getBoundaryCoordinates());
+        }
+        if (boundary == null) {
+            boundary = normalizeCoordinateValue(dikuaiData.get("boundaryCoordinates"));
+        }
+
+        String obstacles = normalizeCoordinateValue(dikuaiData.get("obstacleCoordinates"));
+        if (!isMeaningfulValue(obstacles)) {
+            obstacles = resolveObstaclePayloadFromConfig(landNumber);
+            if (isMeaningfulValue(obstacles)) {
+                dikuaiData.put("obstacleCoordinates", obstacles);
+            }
+        }
+
+        Shouye shouye = Shouye.getInstance();
+        if (shouye == null) {
+            JOptionPane.showMessageDialog(this, "鏃犳硶鎵撳紑涓婚〉闈紝璇风◢鍚庨噸璇�", "鎻愮ず", JOptionPane.WARNING_MESSAGE);
+            return;
+        }
+
+        dikuaiData.put("areaName", trimmedAreaName);
+        if (isMeaningfulValue(boundary)) {
+            dikuaiData.put("boundaryCoordinates", boundary);
+        }
+
+        pendingLandNumber = landNumber;
+        captureSessionSnapshot();
+
+        resumeRequested = true;
+        boolean started = shouye.startMowingPathPreview(
+            landNumber,
+            displayAreaName,
+            boundary,
+            obstacles,
+            plannedPath,
+            AddDikuai::resumeFromPreview
+        );
+        if (!started) {
+            resumeRequested = false;
+            JOptionPane.showMessageDialog(this, "鏃犳硶鍚姩棰勮锛岃绋嶅悗鍐嶈瘯", "鎻愮ず", JOptionPane.WARNING_MESSAGE);
+            return;
+        }
+
+        closePreviewAndDispose();
+    }
+
+    private void persistStep3Inputs() {
+        String trimmedName = areaNameField.getText() != null ? areaNameField.getText().trim() : "";
+        dikuaiData.put("areaName", trimmedName);
+
+        if (mowingPatternCombo != null) {
+            Object selection = mowingPatternCombo.getSelectedItem();
+            if (selection != null) {
+                dikuaiData.put("mowingPattern", selection.toString());
+            }
+        }
+
+        // 淇濆瓨鍓茶崏瀹藉害锛堜粠鏂囨湰妗嗚幏鍙栵紝鍗曚綅锛氱背锛岃浆鎹负鍘樼背淇濆瓨锛�
+        if (mowingWidthField != null) {
+            String widthStr = mowingWidthField.getText().trim();
+            if (widthStr != null && !widthStr.isEmpty()) {
+                try {
+                    double widthMeters = Double.parseDouble(widthStr);
+                    double widthCm = widthMeters * 100.0;
+                    dikuaiData.put("mowingWidth", String.format(Locale.US, "%.2f", widthCm));
+                } catch (NumberFormatException e) {
+                    // 淇濇寔鍘熷��
+                    dikuaiData.put("mowingWidth", widthStr);
+                }
             }
         }
     }
+
+    private void captureSessionSnapshot() {
+        if (activeSession == null) {
+            activeSession = new DrawingSession();
+        }
+        String landNumber = getPendingLandNumber();
+        activeSession.landNumber = landNumber;
+        activeSession.areaName = areaNameField.getText() != null ? areaNameField.getText().trim() : "";
+        activeSession.drawingCompleted = true;
+        activeSession.data = new HashMap<>(dikuaiData);
+    }
+
+    private void closePreviewAndDispose() {
+        setVisible(false);
+        dispose();
+    }
     
     private JButton createPrimaryButton(String text, int fontSize) {
-        JButton button = new JButton(text);
+        JButton button = buttonset.createStyledButton(text, PRIMARY_COLOR);
         button.setFont(new Font("寰蒋闆呴粦", Font.BOLD, fontSize));
-        button.setBackground(PRIMARY_COLOR);
-        button.setForeground(WHITE);
         button.setBorder(BorderFactory.createCompoundBorder(
             BorderFactory.createLineBorder(PRIMARY_DARK, 2),
             BorderFactory.createEmptyBorder(12, 25, 12, 25)
         ));
-        button.setFocusPainted(false);
         button.setCursor(new Cursor(Cursor.HAND_CURSOR));
-        
-        // 鎸夐挳鎮仠鏁堟灉
+
         button.addMouseListener(new MouseAdapter() {
             @Override
             public void mouseEntered(MouseEvent e) {
@@ -1097,7 +1578,7 @@
                     button.setBackground(PRIMARY_DARK);
                 }
             }
-            
+
             @Override
             public void mouseExited(MouseEvent e) {
                 if (button.isEnabled()) {
@@ -1105,9 +1586,47 @@
                 }
             }
         });
-        
+
         return button;
     }
+
+    private void showPathGenerationMessage(String message, boolean success) {
+        if (pathGenerationMessageArea == null || pathMessageWrapper == null) {
+            return;
+        }
+        String display = message == null ? "" : message.trim();
+        if (display.isEmpty()) {
+            dikuaiData.remove(KEY_PATH_MESSAGE_TEXT);
+            dikuaiData.remove(KEY_PATH_MESSAGE_SUCCESS);
+        } else {
+            dikuaiData.put(KEY_PATH_MESSAGE_TEXT, display);
+            dikuaiData.put(KEY_PATH_MESSAGE_SUCCESS, success ? "true" : "false");
+        }
+        pathGenerationMessageArea.setText(display);
+        Color borderColor = success ? PRIMARY_COLOR : ERROR_COLOR;
+        Color textColor = success ? PRIMARY_DARK : ERROR_COLOR;
+        Color backgroundColor = success ? PRIMARY_LIGHT : new Color(255, 235, 238);
+        pathGenerationMessageArea.setForeground(textColor);
+        pathMessageWrapper.setBackground(backgroundColor);
+        pathMessageWrapper.setBorder(BorderFactory.createCompoundBorder(
+            BorderFactory.createLineBorder(borderColor, 1),
+            BorderFactory.createEmptyBorder(12, 12, 12, 12)
+        ));
+        pathMessageWrapper.setVisible(!display.isEmpty());
+        pathMessageWrapper.revalidate();
+        pathMessageWrapper.repaint();
+    }
+
+    private void setPathAvailability(boolean available) {
+        boolean effective = available && currentStep == 3;
+        if (createButton != null) {
+            createButton.setEnabled(effective);
+        }
+        if (previewButton != null) {
+            boolean visible = previewButton.isVisible();
+            previewButton.setEnabled(effective && visible);
+        }
+    }
     
     private JPanel createButtonPanel() {
         JPanel buttonPanel = new JPanel();
@@ -1115,25 +1634,32 @@
         buttonPanel.setBackground(WHITE);
         buttonPanel.setBorder(BorderFactory.createEmptyBorder(20, 0, 0, 0));
 
-        prevButton = new JButton("涓婁竴姝�");
+        prevButton = buttonset.createStyledButton("涓婁竴姝�", MEDIUM_GRAY);
         prevButton.setFont(new Font("寰蒋闆呴粦", Font.BOLD, 16));
-        prevButton.setBackground(MEDIUM_GRAY);
         prevButton.setForeground(TEXT_COLOR);
         prevButton.setBorder(BorderFactory.createCompoundBorder(
             BorderFactory.createLineBorder(BORDER_COLOR, 2),
             BorderFactory.createEmptyBorder(10, 25, 10, 25)
         ));
-        prevButton.setFocusPainted(false);
         prevButton.setCursor(new Cursor(Cursor.HAND_CURSOR));
 
         nextButton = createPrimaryButton("涓嬩竴姝�", 16);
         createButton = createPrimaryButton("淇濆瓨", 16);
         createButton.setVisible(false);
-    createButton.setEnabled(false);
+        createButton.setEnabled(false);
+
+        previewButton = createPrimaryButton("棰勮", 16);
+        previewButton.setVisible(false);
+        previewButton.setEnabled(false);
+
+        previewButtonSpacer = Box.createHorizontalStrut(15);
+        previewButtonSpacer.setVisible(false);
 
         buttonPanel.add(prevButton);
         buttonPanel.add(Box.createHorizontalGlue());
         buttonPanel.add(nextButton);
+        buttonPanel.add(previewButtonSpacer);
+        buttonPanel.add(previewButton);
         buttonPanel.add(Box.createHorizontalStrut(15));
         buttonPanel.add(createButton);
 
@@ -1144,10 +1670,20 @@
         if (boundaryCountLabel == null) {
             return;
         }
-        int count = Coordinate.coordinates != null ? Coordinate.coordinates.size() : 0;
-        double area = jisuanmianjie.calculatePolygonArea();
-        DecimalFormat areaFormat = new DecimalFormat("0.00");
-        boundaryCountLabel.setText("宸查噰闆嗗埌杈圭晫鐐�" + count + "涓紝褰撳墠鍦板潡闈㈢Н涓�" + areaFormat.format(area) + "銕�");
+        
+        // 浣跨敤浼樺寲鍚庣殑杈圭晫鏁版嵁璁$畻鐐规暟鍜岄潰绉�
+        String optimizedXYStr = dikuaiData.get("optimizedBoundaryXY");
+        if (optimizedXYStr != null && !optimizedXYStr.isEmpty() && !optimizedXYStr.startsWith("ERROR")) {
+            int count = Bianjieyouhuatoxy.calculatePointCount(optimizedXYStr);
+            String areaStr = Bianjieyouhuatoxy.calculateArea(optimizedXYStr);
+            boundaryCountLabel.setText("宸查噰闆嗗埌杈圭晫鐐�" + count + "涓紝褰撳墠鍦板潡闈㈢Н涓�" + areaStr + "銕�");
+        } else {
+            // 濡傛灉娌℃湁浼樺寲鍚庣殑鏁版嵁锛屼娇鐢ㄥ師濮嬫暟鎹�
+            int count = Coordinate.coordinates != null ? Coordinate.coordinates.size() : 0;
+            double area = jisuanmianjie.calculatePolygonArea();
+            DecimalFormat areaFormat = new DecimalFormat("0.00");
+            boundaryCountLabel.setText("宸查噰闆嗗埌杈圭晫鐐�" + count + "涓紝褰撳墠鍦板潡闈㈢Н涓�" + areaFormat.format(area) + "銕�");
+        }
         boundaryCountLabel.setVisible(true);
     }
 
@@ -1185,14 +1721,40 @@
         return true;
     }
 
-    private static String buildOriginalBoundaryString() {
-        if (Coordinate.coordinates == null || Coordinate.coordinates.isEmpty()) {
+    private static List<Coordinate> sanitizeCoordinateList(List<Coordinate> source) {
+        if (source == null || source.isEmpty()) {
+            return Collections.emptyList();
+        }
+
+        List<Coordinate> snapshot = new ArrayList<>();
+        for (Coordinate coordinate : source) {
+            if (coordinate != null) {
+                snapshot.add(coordinate);
+            }
+        }
+        if (snapshot.isEmpty()) {
+            return Collections.emptyList();
+        }
+
+        DecimalFormat latLonFormat = new DecimalFormat("0.000000");
+        LinkedHashMap<String, Coordinate> unique = new LinkedHashMap<>();
+        for (Coordinate coord : snapshot) {
+            double lat = convertToDecimalDegree(coord.getLatitude(), coord.getLatDirection());
+            double lon = convertToDecimalDegree(coord.getLongitude(), coord.getLonDirection());
+            String key = latLonFormat.format(lat) + "," + latLonFormat.format(lon);
+            unique.putIfAbsent(key, coord);
+        }
+        return new ArrayList<>(unique.values());
+    }
+
+    private static String buildOriginalBoundaryString(List<Coordinate> coordinates) {
+        if (coordinates == null || coordinates.isEmpty()) {
             return "-1";
         }
         StringBuilder sb = new StringBuilder();
         DecimalFormat latLonFormat = new DecimalFormat("0.000000");
         DecimalFormat elevationFormat = new DecimalFormat("0.00");
-        for (Coordinate coord : Coordinate.coordinates) {
+        for (Coordinate coord : coordinates) {
             double lat = convertToDecimalDegree(coord.getLatitude(), coord.getLatDirection());
             double lon = convertToDecimalDegree(coord.getLongitude(), coord.getLonDirection());
             double elevation = coord.getElevation();
@@ -1253,12 +1815,83 @@
         if (boundaryCountLabel != null) {
             boundaryCountLabel.setVisible(false);
         }
+        if (boundaryXYTextArea != null) {
+            boundaryXYTextArea.setVisible(false);
+            boundaryXYTextArea.setText("");
+        }
+        if (boundaryXYScrollPane != null) {
+            boundaryXYScrollPane.setVisible(false);
+        }
+    }
+    
+    /**
+     * 鏇存柊杈圭晫XY鍧愭爣鏄剧ず
+     */
+    private void updateBoundaryXYDisplay() {
+        if (boundaryXYTextArea == null || boundaryXYScrollPane == null) {
+            return;
+        }
+        
+        // 鑾峰彇浼樺寲鍚庣殑杈圭晫XY鍧愭爣
+        String optimizedXYStr = dikuaiData.get("optimizedBoundaryXY");
+        if (optimizedXYStr != null && !optimizedXYStr.isEmpty() && !optimizedXYStr.startsWith("ERROR")) {
+            boundaryXYTextArea.setText(optimizedXYStr);
+            boundaryXYTextArea.setVisible(true);
+            boundaryXYScrollPane.setVisible(true);
+        } else {
+            // 濡傛灉娌℃湁浼樺寲鍚庣殑鏁版嵁锛屽皾璇曚粠鍘熷鍧愭爣浼樺寲骞舵樉绀�
+            // 濡傛灉宸茬粡鏈夊師濮嬪潗鏍囦絾杩樻病鏈変紭鍖栵紝鍒欒繘琛屼紭鍖�
+            if (dikuaiData.containsKey("boundaryDrawn") && 
+                (Coordinate.coordinates != null && !Coordinate.coordinates.isEmpty())) {
+                // 灏濊瘯浼樺寲杈圭晫
+                optimizeBoundaryAndSave();
+                // 鍐嶆鑾峰彇浼樺寲鍚庣殑鍧愭爣
+                optimizedXYStr = dikuaiData.get("optimizedBoundaryXY");
+                if (optimizedXYStr != null && !optimizedXYStr.isEmpty() && !optimizedXYStr.startsWith("ERROR")) {
+                    boundaryXYTextArea.setText(optimizedXYStr);
+                    boundaryXYTextArea.setVisible(true);
+                    boundaryXYScrollPane.setVisible(true);
+                } else {
+                    boundaryXYTextArea.setText("杈圭晫鍧愭爣鏁版嵁鏈氨缁�");
+                    boundaryXYTextArea.setVisible(true);
+                    boundaryXYScrollPane.setVisible(true);
+                }
+            } else {
+                boundaryXYTextArea.setText("杈圭晫鍧愭爣鏁版嵁鏈氨缁�");
+                boundaryXYTextArea.setVisible(true);
+                boundaryXYScrollPane.setVisible(true);
+            }
+        }
     }
 
     private boolean hasGeneratedPath() {
         return isMeaningfulValue(dikuaiData.get("plannedPath"));
     }
 
+    private String resolveObstaclePayloadFromConfig(String landNumber) {
+        if (!isMeaningfulValue(landNumber)) {
+            return null;
+        }
+        try {
+            File configFile = new File("Obstacledge.properties");
+            if (!configFile.exists()) {
+                return null;
+            }
+            Obstacledge.ConfigManager manager = new Obstacledge.ConfigManager();
+            if (!manager.loadFromFile(configFile.getAbsolutePath())) {
+                return null;
+            }
+            Obstacledge.Plot plot = manager.getPlotById(landNumber.trim());
+            if (plot == null) {
+                return null;
+            }
+            return Obstacledge.buildPlannerPayload(plot.getObstacles());
+        } catch (Exception ex) {
+            System.err.println("鍔犺浇闅滅鐗╅厤缃け璐�: " + ex.getMessage());
+            return null;
+        }
+    }
+
     private static String normalizeCoordinateValue(String value) {
         return isMeaningfulValue(value) ? value.trim() : null;
     }
@@ -1272,8 +1905,14 @@
     }
 
     private static BoundarySnapshotResult computeBoundarySnapshot() {
-        int count = Coordinate.coordinates != null ? Coordinate.coordinates.size() : 0;
-        if (count < 3) {
+        List<Coordinate> uniqueCoordinates;
+        synchronized (Coordinate.coordinates) {
+            uniqueCoordinates = sanitizeCoordinateList(Coordinate.coordinates);
+            Coordinate.coordinates.clear();
+            Coordinate.coordinates.addAll(uniqueCoordinates);
+        }
+
+        if (uniqueCoordinates.size() < 3) {
             return BoundarySnapshotResult.failure("閲囬泦鐨勮竟鐣岀偣涓嶈冻锛屾棤娉曠敓鎴愬湴鍧楄竟鐣�", JOptionPane.WARNING_MESSAGE);
         }
 
@@ -1282,22 +1921,28 @@
             return BoundarySnapshotResult.failure("褰撳墠鍦板潡闈㈢Н涓�0锛屾棤娉曠户缁�", JOptionPane.WARNING_MESSAGE);
         }
 
-        Device device = new Device();
-        device.initFromProperties();
-        String baseStationCoordinates = normalizeCoordinateValue(device.getBaseStationCoordinates());
+    BaseStation baseStation = new BaseStation();
+    baseStation.load();
+    String baseStationCoordinates = normalizeCoordinateValue(baseStation.getInstallationCoordinates());
         if (!isMeaningfulValue(baseStationCoordinates)) {
             return BoundarySnapshotResult.failure("鏈幏鍙栧埌鏈夋晥鐨勫熀鍑嗙珯鍧愭爣锛岃鍏堝湪鍩哄噯绔欑鐞嗕腑璁剧疆", JOptionPane.WARNING_MESSAGE);
         }
 
         String optimizedBoundary;
         try {
-            optimizedBoundary = bianjieguihua2.processCoordinateListAuto(baseStationCoordinates);
-        } catch (RuntimeException ex) {
+            // 鏋勫缓杈圭晫瀛楃涓诧紝鏍煎紡涓� "(lat1,lon1,alt1;lat2,lon2,alt2;...)"
+            String boundaryStr = buildBoundaryStringForOptimization(uniqueCoordinates);
+            // 璋冪敤 Bianjieyouhuatoxy.optimizeBoundary 鏂规硶
+            optimizedBoundary = Bianjieyouhuatoxy.optimizeBoundary(baseStationCoordinates, boundaryStr);
+            if (optimizedBoundary == null || optimizedBoundary.isEmpty() || optimizedBoundary.startsWith("ERROR")) {
+                return BoundarySnapshotResult.failure("鐢熸垚鍦板潡杈圭晫澶辫触: 浼樺寲鍚庣殑杈圭晫鍧愭爣鏃犳晥", JOptionPane.ERROR_MESSAGE);
+            }
+        } catch (Exception ex) {
             ex.printStackTrace();
             return BoundarySnapshotResult.failure("鐢熸垚鍦板潡杈圭晫澶辫触: " + ex.getMessage(), JOptionPane.ERROR_MESSAGE);
         }
 
-        String originalBoundary = buildOriginalBoundaryString();
+    String originalBoundary = buildOriginalBoundaryString(uniqueCoordinates);
         DecimalFormat areaFormat = new DecimalFormat("0.00");
         String areaString = areaFormat.format(area);
 
@@ -1345,6 +1990,10 @@
         
         // 鍒涘缓鍦板潡鎸夐挳
         createButton.addActionListener(e -> createDikuai());
+
+        if (previewButton != null) {
+            previewButton.addActionListener(e -> previewMowingPath());
+        }
         
         // 鍏抽棴瀵硅瘽妗�
         addWindowListener(new WindowAdapter() {
@@ -1373,11 +2022,24 @@
         if (step < 3) {
             nextButton.setVisible(true);
             createButton.setVisible(false);
-            createButton.setEnabled(false);
+            setPathAvailability(false);
+            if (previewButton != null) {
+                previewButton.setVisible(false);
+                previewButton.setEnabled(false);
+            }
+            if (previewButtonSpacer != null) {
+                previewButtonSpacer.setVisible(false);
+            }
         } else {
             nextButton.setVisible(false);
             createButton.setVisible(true);
-            createButton.setEnabled(hasGeneratedPath());
+            if (previewButton != null) {
+                previewButton.setVisible(true);
+            }
+            if (previewButtonSpacer != null) {
+                previewButtonSpacer.setVisible(true);
+            }
+            setPathAvailability(hasGeneratedPath());
         }
 
         Container parent = prevButton.getParent();
@@ -1419,7 +2081,20 @@
 
             case 3:
                 dikuaiData.put("mowingPattern", (String) mowingPatternCombo.getSelectedItem());
-                dikuaiData.put("mowingWidth", mowingWidthSpinner.getValue().toString());
+                // 淇濆瓨鍓茶崏瀹藉害锛堜粠鏂囨湰妗嗚幏鍙栵紝鍗曚綅锛氱背锛岃浆鎹负鍘樼背淇濆瓨锛�
+                if (mowingWidthField != null) {
+                    String widthStr = mowingWidthField.getText().trim();
+                    if (widthStr != null && !widthStr.isEmpty()) {
+                        try {
+                            double widthMeters = Double.parseDouble(widthStr);
+                            double widthCm = widthMeters * 100.0;
+                            dikuaiData.put("mowingWidth", String.format(Locale.US, "%.2f", widthCm));
+                        } catch (NumberFormatException e) {
+                            // 淇濇寔鍘熷��
+                            dikuaiData.put("mowingWidth", widthStr);
+                        }
+                    }
+                }
                 if (!hasGeneratedPath()) {
                     JOptionPane.showMessageDialog(this, "璇峰厛鐢熸垚鍓茶崏璺緞", "鎻愮ず", JOptionPane.WARNING_MESSAGE);
                     return false;
@@ -1649,7 +2324,7 @@
         if (method != null) {
             JPanel panel = drawingOptionPanels.get(method);
             if (panel != null) {
-                selectDrawingOption(panel, method);
+                selectDrawingOption(panel, method, false);
             }
         }
 
@@ -1664,6 +2339,7 @@
             isDrawing = false;
             showStep(2);
             showBoundaryPointSummary();
+            updateBoundaryXYDisplay();
         } else {
             if (startEndDrawingBtn != null) {
                 startEndDrawingBtn.setText("寮�濮嬬粯鍒�");
@@ -1674,6 +2350,83 @@
             showStep(1);
             hideBoundaryPointSummary();
         }
+
+        restoreGeneratedPathState(session);
+    }
+
+    private void restoreGeneratedPathState(DrawingSession session) {
+        if (session == null || session.data == null) {
+            showPathGenerationMessage("", true);
+            return;
+        }
+
+        Map<String, String> data = session.data;
+
+        if (mowingPatternCombo != null) {
+            String pattern = data.get("mowingPattern");
+            if (pattern != null) {
+                ComboBoxModel<String> model = mowingPatternCombo.getModel();
+                for (int i = 0; i < model.getSize(); i++) {
+                    String candidate = model.getElementAt(i);
+                    if (pattern.equals(candidate)) {
+                        mowingPatternCombo.setSelectedIndex(i);
+                        break;
+                    }
+                }
+            }
+        }
+
+        // 鎭㈠鍓茶崏瀹藉害锛氫粠淇濆瓨鐨勫壊鑽夊搴︼紙鍘樼背锛夎浆鎹负绫冲苟璁剧疆
+        String width = data.get("mowingWidth");
+        if (isMeaningfulValue(width) && mowingWidthField != null) {
+            try {
+                double mowingWidthCm = Double.parseDouble(width.trim());
+                // 灏嗗帢绫宠浆鎹负绫�
+                double mowingWidthMeters = mowingWidthCm / 100.0;
+                mowingWidthField.setText(String.format(Locale.US, "%.3f", mowingWidthMeters));
+            } catch (NumberFormatException ignored) {
+                // 淇濇寔褰撳墠鍊�
+            }
+        }
+        
+        // 鎭㈠鍓插垁瀹藉害锛氫粠淇濆瓨鐨勫壊鑽夊搴﹀弽鎺ㄥ壊鍒�瀹藉害骞惰缃�
+        // 鐢变簬鍓茶崏瀹藉害 = 鍓插垁瀹藉害 * 0.85锛屾墍浠ュ壊鍒�瀹藉害 = 鍓茶崏瀹藉害 / 0.85
+        if (isMeaningfulValue(width) && bladeWidthField != null) {
+            try {
+                double mowingWidthCm = Double.parseDouble(width.trim());
+                // 灏嗗帢绫宠浆鎹负绫筹紝鐒跺悗鍙嶆帹鍓插垁瀹藉害
+                double mowingWidthMeters = mowingWidthCm / 100.0;
+                double bladeWidthMeters = mowingWidthMeters / 0.85;
+                bladeWidthField.setText(String.format(Locale.US, "%.3f", bladeWidthMeters));
+                // 瑙﹀彂鑷姩璁$畻瀹夊叏璺濈
+                if (safetyDistanceField != null) {
+                    String safetyDistanceStr = Gecaoanquanjuli.calculateSafetyDistanceFromString(
+                        String.format(Locale.US, "%.3f", bladeWidthMeters));
+                    safetyDistanceField.setText(safetyDistanceStr);
+                }
+            } catch (NumberFormatException ignored) {
+                // 淇濇寔褰撳墠鍊�
+            }
+        }
+
+        boolean hasPath = isMeaningfulValue(data.get("plannedPath"));
+        if (!hasPath) {
+            showPathGenerationMessage("", true);
+            if (currentStep == 3) {
+                setPathAvailability(false);
+            }
+            return;
+        }
+
+        String message = data.get(KEY_PATH_MESSAGE_TEXT);
+        boolean success = !"false".equalsIgnoreCase(data.get(KEY_PATH_MESSAGE_SUCCESS));
+        showStep(3);
+        if (isMeaningfulValue(message)) {
+            showPathGenerationMessage(message, success);
+        } else {
+            showPathGenerationMessage("宸茬敓鎴愬壊鑽夎矾寰勶紝鍙偣鍑烩�滈瑙堚�濇寜閽煡鐪嬫晥鏋溿��", true);
+        }
+        setPathAvailability(true);
     }
 
     public static void finishDrawingSession() {
@@ -1707,6 +2460,19 @@
         Component parent = shouye != null ? shouye : null;
         showAddDikuaiDialog(parent);
     }
+
+    public static void resumeFromPreview() {
+        Shouye shouye = Shouye.getInstance();
+        if (shouye != null) {
+            shouye.exitMowingPathPreview();
+        }
+        if (activeSession == null) {
+            return;
+        }
+        resumeRequested = true;
+        Component parent = shouye != null ? shouye : null;
+        SwingUtilities.invokeLater(() -> showAddDikuaiDialog(parent));
+    }
     
     private void createDikuai() {
         if (!validateCurrentStep()) {

--
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