diff --git a/src/Core/SectionBoxExporter.cs b/src/Core/SectionBoxExporter.cs
index d9554d6..c825443 100644
--- a/src/Core/SectionBoxExporter.cs
+++ b/src/Core/SectionBoxExporter.cs
@@ -142,9 +142,9 @@ namespace NavisworksTransport.Core
}
///
- /// 获取剖面盒内的所有对象
+ /// 获取剖面盒内的所有对象（公开方法供外部调用）
///
- private List GetObjectsInSectionBox(Document document, BoundingBox3D sectionBox)
+ public List GetObjectsInSectionBox(Document document, BoundingBox3D sectionBox)
{
var result = new List();
@@ -164,7 +164,7 @@ namespace NavisworksTransport.Core
///
/// 递归遍历模型项 - 剪枝策略：遇到几何体就停止向下遍历
///
- private void TraverseModelItem(ModelItem item, BoundingBox3D sectionBox, List result)
+ public void TraverseModelItem(ModelItem item, BoundingBox3D sectionBox, List result)
{
if (item == null) return;
@@ -338,9 +338,9 @@ namespace NavisworksTransport.Core
}
///
- /// 导出为NWD文件
+ /// 导出为NWD文件（公开方法供外部调用）
///
- private string ExportToNwd(Document document, List objects, string filePath)
+ public string ExportToNwd(Document document, List objects, string filePath)
{
// 必须在主线程执行Navisworks API操作
string result = null;
@@ -370,6 +370,40 @@ namespace NavisworksTransport.Core
return result;
}
+ ///
+ /// 导出为JSON文件（公开方法供外部调用）
+ ///
+ public string ExportToJson(Document document, List objects, string filePath)
+ {
+ try
+ {
+ // 获取当前剖面盒边界（用于JSON中的元数据）
+ var viewpoint = document.CurrentViewpoint.Value;
+ var clipPlanes = viewpoint.ClipPlanes;
+ BoundingBox3D sectionBox = default;
+
+ if (clipPlanes?.Enabled == true && clipPlanes.Mode == ClipPlaneSetMode.Box && clipPlanes.Box != null)
+ {
+ var box = clipPlanes.Box;
+ sectionBox = new BoundingBox3D(
+ new Point3D(box.Min.X, box.Min.Y, box.Min.Z),
+ new Point3D(box.Max.X, box.Max.Y, box.Max.Z)
+ );
+ }
+
+ var exportData = BuildExportData(sectionBox, objects, document);
+ string json = JsonConvert.SerializeObject(exportData, Formatting.Indented);
+ File.WriteAllText(filePath, json);
+ LogManager.Info($"[SectionBoxExporter] JSON导出完成: {objects.Count} 个对象 -> {filePath}");
+ return filePath;
+ }
+ catch (Exception ex)
+ {
+ LogManager.Error($"[SectionBoxExporter] JSON导出失败: {ex.Message}");
+ return null;
+ }
+ }
+
///
/// 显示保存文件对话框
///
diff --git a/src/UI/WPF/ViewModels/LayerManagementViewModel.cs b/src/UI/WPF/ViewModels/LayerManagementViewModel.cs
index 4396f4f..121325a 100644
--- a/src/UI/WPF/ViewModels/LayerManagementViewModel.cs
+++ b/src/UI/WPF/ViewModels/LayerManagementViewModel.cs
@@ -16,6 +16,8 @@ using Autodesk.Navisworks.Api;
using NavisApplication = Autodesk.Navisworks.Api.Application;
using NavisworksTransport.Utils;
using NavisworksTransport.Core;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
namespace NavisworksTransport.UI.WPF.ViewModels
{
@@ -1834,14 +1836,15 @@ namespace NavisworksTransport.UI.WPF.ViewModels
var document = Autodesk.Navisworks.Api.Application.ActiveDocument;
var originalSelection = restoreSelection ? document.CurrentSelection.SelectedItems.ToList() : null;
- // 获取保存路径
+ // 获取保存路径和导出格式
string saveFilePath = null;
+ bool exportAsJson = false;
System.Windows.Application.Current.Dispatcher.Invoke(() =>
{
var saveDialog = new Microsoft.Win32.SaveFileDialog
{
Title = dialogTitle,
- Filter = "Navisworks文件 (*.nwd)|*.nwd",
+ Filter = "Navisworks文件 (*.nwd)|*.nwd|JSON文件 (*.json)|*.json",
DefaultExt = "nwd",
FileName = defaultFileName
};
@@ -1849,6 +1852,9 @@ namespace NavisworksTransport.UI.WPF.ViewModels
if (saveDialog.ShowDialog() == true)
{
saveFilePath = saveDialog.FileName;
+ // 如果用户选择了JSON（FilterIndex为2或文件扩展名为json）
+ exportAsJson = (saveDialog.FilterIndex == 2 ||
+ saveFilePath.EndsWith(".json", StringComparison.OrdinalIgnoreCase));
}
});
@@ -1860,67 +1866,27 @@ namespace NavisworksTransport.UI.WPF.ViewModels
bool exportResult = false;
string errorMessage = "";
- // 在主线程执行导出，显示Navisworks系统进度条
- await Task.Run(() =>
+ // 使用 SectionBoxExporter 进行导出
+ var exporter = new SectionBoxExporter();
+
+ if (exportAsJson)
{
- System.Windows.Application.Current.Dispatcher.Invoke(() =>
+ // JSON导出
+ await Task.Run(() =>
{
- // 设置等待光标
- System.Windows.Input.Mouse.OverrideCursor = System.Windows.Input.Cursors.Wait;
-
- // 开始Navisworks系统进度条
- var progress = Autodesk.Navisworks.Api.Application.BeginProgress(
- dialogTitle,
- $"正在导出 {items.Count} 个对象到 NWD 文件...");
-
- try
- {
- CurrentOperationText = $"正在导出 {items.Count} 个对象...";
- progress.Update(0.2);
-
- // 收集要导出的项目
- var itemsToExport = new ModelItemCollection();
- itemsToExport.AddRange(items);
-
- LogManager.Info($"[LayerManagementViewModel] 准备导出 {itemsToExport.Count} 个节点");
- progress.Update(0.4);
-
- // 在隔离模式下执行导出，自动恢复可见性
- VisibilityHelper.ExecuteInIsolation(itemsToExport, () =>
- {
- progress.Update(0.6);
-
- // 导出选项
- var exportOptions = new Autodesk.Navisworks.Api.NwdExportOptions
- {
- ExcludeHiddenItems = true,
- EmbedXrefs = EmbedXrefs,
- PreventObjectPropertyExport = PreventObjectPropertyExport
- };
-
- progress.Update(0.8);
- document.ExportToNwd(saveFilePath, exportOptions);
- exportResult = true;
- LogManager.Info("[LayerManagementViewModel] ExportToNwd API调用完成");
- });
-
- progress.Update(1.0);
- }
- catch (Exception ex)
- {
- LogManager.Error($"[LayerManagementViewModel] 导出异常: {ex.Message}", ex);
- errorMessage = ex.Message;
- exportResult = false;
- }
- finally
- {
- // 确保进度条被关闭
- Autodesk.Navisworks.Api.Application.EndProgress();
- // 恢复光标
- System.Windows.Input.Mouse.OverrideCursor = null;
- }
+ var result = exporter.ExportToJson(document, items, saveFilePath);
+ exportResult = !string.IsNullOrEmpty(result);
});
- });
+ }
+ else
+ {
+ // NWD导出
+ await Task.Run(() =>
+ {
+ var result = exporter.ExportToNwd(document, items, saveFilePath);
+ exportResult = !string.IsNullOrEmpty(result);
+ });
+ }
// 恢复原始选择（如果需要）
if (restoreSelection && originalSelection != null)
@@ -1945,14 +1911,16 @@ namespace NavisworksTransport.UI.WPF.ViewModels
if (File.Exists(saveFilePath))
{
var fileInfo = new FileInfo(saveFilePath);
+ string format = exportAsJson ? "JSON" : "NWD";
MessageBox.Show(
- $"导出成功！\n\n文件: {saveFilePath}\n大小: {fileInfo.Length / 1024} KB",
+ $"{format}导出成功！\n\n文件: {saveFilePath}\n大小: {fileInfo.Length / 1024} KB",
"导出结果", MessageBoxButton.OK, MessageBoxImage.Information);
}
}
else
{
- MessageBox.Show($"导出失败: {errorMessage}", "导出错误", MessageBoxButton.OK, MessageBoxImage.Error);
+ string format = exportAsJson ? "JSON" : "NWD";
+ MessageBox.Show($"{format}导出失败: {errorMessage}", "导出错误", MessageBoxButton.OK, MessageBoxImage.Error);
}
}
catch (Exception ex)
@@ -2054,56 +2022,12 @@ namespace NavisworksTransport.UI.WPF.ViewModels
}
///
- /// 获取剖面盒内的所有对象
+ /// 获取剖面盒内的所有对象 - 委托给 SectionBoxExporter
///
private List GetObjectsInSectionBox(Document document, BoundingBox3D sectionBox)
{
- var result = new List();
-
- foreach (var model in document.Models)
- {
- var rootItem = model.RootItem;
- if (rootItem != null)
- {
- TraverseModelItem(rootItem, sectionBox, result);
- }
- }
-
- return result;
- }
-
- ///
- /// 递归遍历模型项 - 剪枝策略
- ///
- private void TraverseModelItem(ModelItem item, BoundingBox3D sectionBox, List result)
- {
- if (item == null) return;
- if (item.IsHidden) return;
-
- // 如果有几何体信息，检查并添加
- if (item.HasGeometry)
- {
- var bbox = item.BoundingBox();
-
- // 检查是否有体积
- double sizeX = bbox.Max.X - bbox.Min.X;
- double sizeY = bbox.Max.Y - bbox.Min.Y;
- double sizeZ = bbox.Max.Z - bbox.Min.Z;
- bool hasVolume = sizeX > 0.0001 && sizeY > 0.0001 && sizeZ > 0.0001;
-
- // 有体积且与剖面盒相交才添加
- if (hasVolume && BoundingBoxGeometryUtils.BoundingBoxesIntersect(bbox, sectionBox))
- {
- result.Add(item);
- }
- return;
- }
-
- // 没有几何体，继续遍历子节点
- foreach (var child in item.Children)
- {
- TraverseModelItem(child, sectionBox, result);
- }
+ var exporter = new SectionBoxExporter();
+ return exporter.GetObjectsInSectionBox(document, sectionBox);
}
///