145 lines
4.9 KiB
C#
145 lines
4.9 KiB
C#
using System;
|
||
using System.Linq;
|
||
using Autodesk.Navisworks.Api;
|
||
using NavisApplication = Autodesk.Navisworks.Api.Application;
|
||
|
||
namespace NavisworksTransport
|
||
{
|
||
/// <summary>
|
||
/// 可见性管理器
|
||
/// 负责ModelItem可见性控制的核心业务逻辑
|
||
/// </summary>
|
||
public static class VisibilityHelper
|
||
{
|
||
|
||
/// <summary>
|
||
/// 显示所有项目
|
||
/// </summary>
|
||
/// <returns>操作是否成功</returns>
|
||
public static bool ShowAllItems()
|
||
{
|
||
try
|
||
{
|
||
NavisApplication.ActiveDocument?.Models?.ResetAllHidden();
|
||
return true;
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogManager.Error($"[VisibilityManager] 显示所有项目失败: {ex.Message}");
|
||
return false;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 仅显示指定的模型项集合，隐藏其他所有项
|
||
/// </summary>
|
||
/// <param name="itemsToShow">要显示的模型项集合</param>
|
||
/// <returns>操作是否成功</returns>
|
||
public static bool IsolateSpecificItems(ModelItemCollection itemsToShow)
|
||
{
|
||
try
|
||
{
|
||
var stopwatch = System.Diagnostics.Stopwatch.StartNew();
|
||
|
||
var document = NavisApplication.ActiveDocument;
|
||
if (document == null || document.Models.Count == 0)
|
||
{
|
||
LogManager.Warning("[VisibilityManager] 没有加载的模型");
|
||
return false;
|
||
}
|
||
|
||
if (itemsToShow == null || !itemsToShow.Any())
|
||
{
|
||
LogManager.Warning("[VisibilityManager] 没有指定要显示的项目");
|
||
return false;
|
||
}
|
||
|
||
// 1. 重置所有隐藏状态
|
||
document.Models.ResetAllHidden();
|
||
|
||
// 2. 创建可见项集合（要保证从根节点开始的路径完整）
|
||
ModelItemCollection visible = new ModelItemCollection();
|
||
|
||
foreach (ModelItem item in itemsToShow)
|
||
{
|
||
// 添加祖先路径
|
||
if (item.AncestorsAndSelf != null)
|
||
visible.AddRange(item.AncestorsAndSelf);
|
||
}
|
||
|
||
// 3. 创建候选隐藏集合 - 收集所有可见项的兄弟节点
|
||
ModelItemCollection hidden = new ModelItemCollection();
|
||
|
||
foreach (ModelItem toShow in visible)
|
||
{
|
||
if (toShow.Parent != null)
|
||
{
|
||
// 添加父节点的所有子节点
|
||
hidden.AddRange(toShow.Parent.Children);
|
||
}
|
||
}
|
||
|
||
// 4. 从隐藏集合中移除可见项
|
||
foreach (ModelItem toShow in visible)
|
||
{
|
||
hidden.Remove(toShow);
|
||
}
|
||
|
||
// 5. 执行隐藏操作
|
||
if (hidden.Count > 0)
|
||
{
|
||
document.Models.SetHidden(hidden, true);
|
||
}
|
||
|
||
stopwatch.Stop();
|
||
LogManager.Info($"[VisibilityManager] 隔离显示完成，耗时 {stopwatch.ElapsedMilliseconds}ms");
|
||
|
||
return true;
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
LogManager.Error($"[VisibilityManager] 隔离显示失败: {ex.Message}");
|
||
return false;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 设置指定模型项集合的可见性
|
||
/// </summary>
|
||
/// <param name="items">要设置的模型项集合</param>
|
||
/// <param name="isHidden">是否隐藏（true=隐藏，false=显示）</param>
|
||
/// <returns>操作是否成功</returns>
|
||
public static bool SetItemsVisibility(ModelItemCollection items, bool isHidden)
|
||
{
|
||
try
|
||
{
|
||
var document = NavisApplication.ActiveDocument;
|
||
if (document == null || document.Models.Count == 0)
|
||
{
|
||
LogManager.Warning("[VisibilityManager] 没有加载的模型");
|
||
return false;
|
||
}
|
||
|
||
if (items == null || !items.Any())
|
||
{
|
||
LogManager.Warning("[VisibilityManager] 没有指定要操作的项目");
|
||
return false;
|
||
}
|
||
|
||
// 设置可见性状态
|
||
document.Models.SetHidden(items, isHidden);
|
||
|
||
var action = isHidden ? "隐藏" : "显示";
|
||
LogManager.Info($"[VisibilityManager] 已{action} {items.Count} 个模型项");
|
||
return true;
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
var action = isHidden ? "隐藏" : "显示";
|
||
LogManager.Error($"[VisibilityManager] {action}指定项目失败: {ex.Message}");
|
||
return false;
|
||
}
|
||
}
|
||
|
||
}
|
||
} |