1、CncProgramPath 现在存储绝对路径——AssociateCncProgram 接受 filePath 参数，ViewModel 传入 OpenFileDialog 选择的完整路径

2、偏移量影响所有 SavePositionNode——执行时模板中每个位置节点的 StageX/StageY 都会叠加单元格偏移，实现整体平移

XplorePlane/Services/Matrix/IMatrixService.cs

@@ -22,7 +22,7 @@ namespace XplorePlane.Services.Matrix
         MatrixLayout ToggleCellEnabled(MatrixLayout layout, int row, int column);
 
         /// <summary>关联 CNC 程序到矩阵布局 | Associate a CNC program with the matrix layout</summary>
-        MatrixLayout AssociateCncProgram(MatrixLayout layout, CncProgram program);
+        MatrixLayout AssociateCncProgram(MatrixLayout layout, CncProgram program, string filePath = null);
 
         /// <summary>将矩阵布局保存到 JSON 文件 | Save matrix layout to JSON file</summary>
         Task SaveAsync(MatrixLayout layout, string filePath);

XplorePlane/Services/Matrix/MatrixService.cs

@@ -123,15 +123,17 @@ namespace XplorePlane.Services.Matrix
         }
 
         /// <inheritdoc />
-        public MatrixLayout AssociateCncProgram(MatrixLayout layout, CncProgram program)
+        public MatrixLayout AssociateCncProgram(MatrixLayout layout, CncProgram program, string filePath = null)
         {
             ArgumentNullException.ThrowIfNull(layout);
             ArgumentNullException.ThrowIfNull(program);
 
-            var updated = layout with { CncProgramPath = program.Name };
+            // 优先使用传入的文件路径（绝对路径），否则回退到程序名
+            var programPath = !string.IsNullOrWhiteSpace(filePath) ? filePath : program.Name;
+            var updated = layout with { CncProgramPath = programPath };
 
-            _logger.Info("已关联 CNC 程序到矩阵布局 | Associated CNC program with matrix layout: LayoutId={LayoutId}, Program={ProgramName}",
-                layout.Id, program.Name);
+            _logger.Info("已关联 CNC 程序到矩阵布局 | Associated CNC program with matrix layout: LayoutId={LayoutId}, Program={ProgramPath}",
+                layout.Id, programPath);
             return updated;
         }
 

XplorePlane/ViewModels/Cnc/MatrixEditorViewModel.cs

@@ -409,7 +409,7 @@ namespace XplorePlane.ViewModels.Cnc
                     return;
                 }
 
-                _currentLayout = _matrixService.AssociateCncProgram(_currentLayout, program);
+                _currentLayout = _matrixService.AssociateCncProgram(_currentLayout, program, filePath);
                 AssociatedProgramPath = filePath;
                 _logger.Info("已关联 CNC 程序 | Associated CNC program: {ProgramPath}", filePath);
             }