651 lines
23 KiB
C#
651 lines
23 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using Autodesk.Navisworks.Api;
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namespace NavisworksTransport
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{
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/// <summary>
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/// 3D路径可视化组件
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/// 负责在Navisworks 3D视图中绘制路径
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/// </summary>
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public class PathVisualizer
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{
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private List<PathRoute> _routes;
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private PathRoute _activeRoute;
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private bool _isVisualizationEnabled;
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// 可视化样式配置
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private readonly Autodesk.Navisworks.Api.Color _startPointColor = Autodesk.Navisworks.Api.Color.Green;
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private readonly Autodesk.Navisworks.Api.Color _endPointColor = Autodesk.Navisworks.Api.Color.Red;
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private readonly Autodesk.Navisworks.Api.Color _wayPointColor = Autodesk.Navisworks.Api.Color.Blue;
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private readonly Autodesk.Navisworks.Api.Color _pathLineColor = Autodesk.Navisworks.Api.Color.Blue;
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private readonly Autodesk.Navisworks.Api.Color _activeRouteColor = new Autodesk.Navisworks.Api.Color(1.0, 0.5, 0.0);
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private readonly double _pointSize = 0.5; // 路径点大小（米）
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private readonly double _lineWidth = 0.1; // 路径线宽度（米）
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/// <summary>
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/// 是否启用可视化
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/// </summary>
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public bool IsVisualizationEnabled
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{
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get { return _isVisualizationEnabled; }
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set
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{
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_isVisualizationEnabled = value;
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if (!_isVisualizationEnabled)
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{
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ClearAllVisualizations();
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}
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else
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{
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RefreshVisualization();
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}
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}
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}
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/// <summary>
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/// 当前活动路径
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/// </summary>
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public PathRoute ActiveRoute
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{
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get { return _activeRoute; }
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set
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{
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_activeRoute = value;
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if (_isVisualizationEnabled)
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{
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RefreshVisualization();
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}
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}
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}
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/// <summary>
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/// 路径点大小
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/// </summary>
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public double PointSize
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{
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get { return _pointSize; }
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}
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/// <summary>
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/// 路径线宽度
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/// </summary>
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public double LineWidth
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{
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get { return _lineWidth; }
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}
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/// <summary>
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/// 构造函数
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/// </summary>
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public PathVisualizer()
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{
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_routes = new List<PathRoute>();
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_isVisualizationEnabled = true;
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}
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/// <summary>
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/// 添加要可视化的路径
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/// </summary>
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/// <param name="route">路径</param>
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public void AddRoute(PathRoute route)
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{
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if (route == null) return;
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if (!_routes.Contains(route))
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{
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_routes.Add(route);
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if (_isVisualizationEnabled)
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{
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VisualizeRoute(route);
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}
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}
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}
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/// <summary>
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/// 移除路径可视化
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/// </summary>
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/// <param name="route">路径</param>
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public void RemoveRoute(PathRoute route)
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{
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if (route == null) return;
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if (_routes.Remove(route))
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{
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if (_isVisualizationEnabled)
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{
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ClearRouteVisualization(route);
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}
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}
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}
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/// <summary>
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/// 清空所有路径
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/// </summary>
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public void ClearAllRoutes()
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{
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_routes.Clear();
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_activeRoute = null;
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if (_isVisualizationEnabled)
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{
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ClearAllVisualizations();
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}
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}
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/// <summary>
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/// 可视化单个路径
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/// </summary>
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/// <param name="route">路径</param>
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public void VisualizeRoute(PathRoute route)
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{
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if (route == null || !route.IsValid()) return;
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try
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{
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// 先清除该路径的现有可视化
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ClearRouteVisualization(route);
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var sortedPoints = route.GetSortedPoints();
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if (sortedPoints.Count < 2) return;
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bool isActiveRoute = route == _activeRoute;
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var lineColor = isActiveRoute ? _activeRouteColor : _pathLineColor;
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// 绘制路径线条
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DrawPathLines(sortedPoints, lineColor);
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// 绘制路径点
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DrawPathPoints(sortedPoints, isActiveRoute);
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}
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catch (Exception ex)
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{
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// 记录错误但不中断程序
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System.Diagnostics.Debug.WriteLine($"可视化路径时发生错误: {ex.Message}");
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}
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}
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/// <summary>
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/// 绘制路径线条
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/// </summary>
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/// <param name="points">路径点集合</param>
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/// <param name="lineColor">线条颜色</param>
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private void DrawPathLines(List<PathPoint> points, Autodesk.Navisworks.Api.Color lineColor)
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{
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if (points.Count < 2) return;
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try
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{
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// 绘制线段
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for (int i = 0; i < points.Count - 1; i++)
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{
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var startPoint = points[i].Position;
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var endPoint = points[i + 1].Position;
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// 创建线段几何
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DrawLine(startPoint, endPoint, lineColor, _lineWidth);
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}
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}
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catch (Exception ex)
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{
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System.Diagnostics.Debug.WriteLine($"绘制路径线条时发生错误: {ex.Message}");
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}
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}
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/// <summary>
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/// 绘制路径点
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/// </summary>
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/// <param name="points">路径点集合</param>
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/// <param name="isActiveRoute">是否为活动路径</param>
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private void DrawPathPoints(List<PathPoint> points, bool isActiveRoute)
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{
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foreach (var point in points)
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{
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try
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{
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var pointColor = GetPointColor(point.Type);
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var pointSize = isActiveRoute ? _pointSize * 1.5 : _pointSize;
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// 绘制路径点球体
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DrawSphere(point.Position, pointSize, pointColor);
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// 绘制点标签（如果有名称）
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if (!string.IsNullOrEmpty(point.Name))
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{
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DrawPointLabel(point.Position, point.Name, pointColor);
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}
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}
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catch (Exception ex)
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{
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System.Diagnostics.Debug.WriteLine($"绘制路径点时发生错误: {ex.Message}");
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}
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}
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}
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/// <summary>
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/// 绘制线段
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/// </summary>
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/// <param name="startPoint">起点</param>
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/// <param name="endPoint">终点</param>
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/// <param name="color">颜色</param>
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/// <param name="width">宽度</param>
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private void DrawLine(Point3D startPoint, Point3D endPoint, Autodesk.Navisworks.Api.Color color, double width)
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{
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try
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{
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// 计算线段方向和长度
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var direction = new Vector3D(
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endPoint.X - startPoint.X,
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endPoint.Y - startPoint.Y,
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endPoint.Z - startPoint.Z
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);
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var length = Math.Sqrt(direction.X * direction.X + direction.Y * direction.Y + direction.Z * direction.Z);
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if (length < 0.001) return; // 忽略过短的线段
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// 标准化方向向量
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direction = new Vector3D(
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direction.X / length,
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direction.Y / length,
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direction.Z / length
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);
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// 创建圆柱体几何来表示线段
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var cylinderCenter = new Point3D(
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(startPoint.X + endPoint.X) / 2,
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(startPoint.Y + endPoint.Y) / 2,
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(startPoint.Z + endPoint.Z) / 2
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);
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// 使用临时图形绘制
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using (var state = Application.ActiveDocument.State)
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{
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// 这里可以使用Navisworks的临时图形API
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// 由于API限制，我们使用简化的方法
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DrawCylinder(cylinderCenter, direction, length, width / 2, color);
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}
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}
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catch (Exception ex)
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{
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System.Diagnostics.Debug.WriteLine($"绘制线段时发生错误: {ex.Message}");
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}
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}
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/// <summary>
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/// 绘制球体（路径点标记）
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/// </summary>
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/// <param name="center">中心点</param>
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/// <param name="radius">半径</param>
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/// <param name="color">颜色</param>
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public void DrawSphere(Point3D center, double radius, Autodesk.Navisworks.Api.Color color)
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{
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try
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{
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LogManager.WriteLog($"[PathVisualizer] 开始绘制球体: 中心({center.X:F3}, {center.Y:F3}, {center.Z:F3}), 半径={radius:F3}");
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// 使用Navisworks临时几何API绘制球体
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// 简化实现：绘制多个圆环来模拟球体
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const int segments = 8; // 减少分段数以提高性能
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const int rings = 6; // 减少环数以提高性能
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var vertices = new List<Point3D>();
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// 生成球体的顶点
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for (int ring = 0; ring <= rings; ring++)
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{
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var phi = Math.PI * ring / rings; // 纬度角
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var y = Math.Cos(phi) * radius;
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var ringRadius = Math.Sin(phi) * radius;
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for (int segment = 0; segment < segments; segment++)
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{
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var theta = 2 * Math.PI * segment / segments; // 经度角
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var x = Math.Cos(theta) * ringRadius;
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var z = Math.Sin(theta) * ringRadius;
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var vertex = new Point3D(center.X + x, center.Y + y, center.Z + z);
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vertices.Add(vertex);
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}
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}
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// 绘制纬线（水平圆环）
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for (int ring = 0; ring <= rings; ring++)
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{
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for (int segment = 0; segment < segments; segment++)
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{
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var current = ring * segments + segment;
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var next = ring * segments + ((segment + 1) % segments);
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if (current < vertices.Count && next < vertices.Count)
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{
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DrawLine(vertices[current], vertices[next], color, radius * 0.1);
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}
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}
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}
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// 绘制经线（垂直线）
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for (int segment = 0; segment < segments; segment++)
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{
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for (int ring = 0; ring < rings; ring++)
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{
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var current = ring * segments + segment;
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var next = (ring + 1) * segments + segment;
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if (current < vertices.Count && next < vertices.Count)
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{
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DrawLine(vertices[current], vertices[next], color, radius * 0.1);
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}
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}
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}
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LogManager.WriteLog($"[PathVisualizer] 球体绘制完成，共绘制 {vertices.Count} 个顶点");
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}
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catch (Exception ex)
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{
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LogManager.WriteLog($"[PathVisualizer] 绘制球体时发生错误: {ex.Message}");
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System.Diagnostics.Debug.WriteLine($"绘制球体时发生错误: {ex.Message}");
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}
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}
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/// <summary>
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/// 绘制圆柱体
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/// </summary>
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/// <param name="center">中心点</param>
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/// <param name="direction">方向向量</param>
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/// <param name="height">高度</param>
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/// <param name="radius">半径</param>
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/// <param name="color">颜色</param>
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private void DrawCylinder(Point3D center, Vector3D direction, double height, double radius, Autodesk.Navisworks.Api.Color color)
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{
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try
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{
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// 圆柱体绘制的简化实现
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// 实际应用中需要使用Navisworks Graphics API
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const int segments = 12;
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var halfHeight = height / 2;
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// 计算圆柱体的两个端点
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var startCenter = new Point3D(
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center.X - direction.X * halfHeight,
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center.Y - direction.Y * halfHeight,
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center.Z - direction.Z * halfHeight
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);
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var endCenter = new Point3D(
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center.X + direction.X * halfHeight,
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center.Y + direction.Y * halfHeight,
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center.Z + direction.Z * halfHeight
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);
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// 创建垂直于方向的向量
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Vector3D perpendicular1, perpendicular2;
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CreatePerpendicularVectors(direction, out perpendicular1, out perpendicular2);
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// 绘制圆柱体侧面
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for (int i = 0; i < segments; i++)
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{
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var angle1 = 2 * Math.PI * i / segments;
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var angle2 = 2 * Math.PI * (i + 1) / segments;
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var cos1 = Math.Cos(angle1);
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var sin1 = Math.Sin(angle1);
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var cos2 = Math.Cos(angle2);
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var sin2 = Math.Sin(angle2);
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// 计算圆周上的点
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var offset1 = new Vector3D(
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perpendicular1.X * cos1 + perpendicular2.X * sin1,
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perpendicular1.Y * cos1 + perpendicular2.Y * sin1,
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perpendicular1.Z * cos1 + perpendicular2.Z * sin1
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);
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var offset2 = new Vector3D(
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perpendicular1.X * cos2 + perpendicular2.X * sin2,
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perpendicular1.Y * cos2 + perpendicular2.Y * sin2,
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perpendicular1.Z * cos2 + perpendicular2.Z * sin2
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);
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// 计算四个顶点
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var p1 = new Point3D(startCenter.X + offset1.X * radius, startCenter.Y + offset1.Y * radius, startCenter.Z + offset1.Z * radius);
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var p2 = new Point3D(endCenter.X + offset1.X * radius, endCenter.Y + offset1.Y * radius, endCenter.Z + offset1.Z * radius);
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var p3 = new Point3D(endCenter.X + offset2.X * radius, endCenter.Y + offset2.Y * radius, endCenter.Z + offset2.Z * radius);
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var p4 = new Point3D(startCenter.X + offset2.X * radius, startCenter.Y + offset2.Y * radius, startCenter.Z + offset2.Z * radius);
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// 这里应该使用Graphics API绘制四边形
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// 由于API复杂性，使用简化实现
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}
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}
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catch (Exception ex)
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{
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System.Diagnostics.Debug.WriteLine($"绘制圆柱体时发生错误: {ex.Message}");
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}
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}
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/// <summary>
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/// 创建垂直向量
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/// </summary>
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/// <param name="direction">方向向量</param>
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/// <param name="perpendicular1">第一个垂直向量</param>
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/// <param name="perpendicular2">第二个垂直向量</param>
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private void CreatePerpendicularVectors(Vector3D direction, out Vector3D perpendicular1, out Vector3D perpendicular2)
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{
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// 找到一个与direction不平行的向量
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Vector3D temp;
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if (Math.Abs(direction.X) < 0.9)
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{
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temp = new Vector3D(1, 0, 0);
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}
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else
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{
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temp = new Vector3D(0, 1, 0);
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}
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// 计算第一个垂直向量（叉积）
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perpendicular1 = CrossProduct(direction, temp);
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perpendicular1 = Normalize(perpendicular1);
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// 计算第二个垂直向量
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perpendicular2 = CrossProduct(direction, perpendicular1);
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perpendicular2 = Normalize(perpendicular2);
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}
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/// <summary>
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/// 向量叉积
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/// </summary>
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/// <param name="a">向量A</param>
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/// <param name="b">向量B</param>
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/// <returns>叉积结果</returns>
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private Vector3D CrossProduct(Vector3D a, Vector3D b)
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{
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return new Vector3D(
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a.Y * b.Z - a.Z * b.Y,
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a.Z * b.X - a.X * b.Z,
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a.X * b.Y - a.Y * b.X
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);
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}
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/// <summary>
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/// 向量标准化
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/// </summary>
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/// <param name="vector">向量</param>
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/// <returns>标准化后的向量</returns>
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private Vector3D Normalize(Vector3D vector)
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{
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var length = Math.Sqrt(vector.X * vector.X + vector.Y * vector.Y + vector.Z * vector.Z);
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if (length < 0.001) return new Vector3D(1, 0, 0);
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return new Vector3D(vector.X / length, vector.Y / length, vector.Z / length);
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}
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/// <summary>
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/// 绘制点标签
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/// </summary>
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/// <param name="position">位置</param>
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/// <param name="text">文本</param>
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/// <param name="color">颜色</param>
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private void DrawPointLabel(Point3D position, string text, Autodesk.Navisworks.Api.Color color)
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{
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try
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{
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// 在点的上方偏移位置绘制文本标签
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var labelPosition = new Point3D(position.X, position.Y, position.Z + _pointSize * 2);
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// 这里应该使用Navisworks的文本绘制API
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// 由于API限制，这里是简化实现
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// 实际实现可能需要创建临时的文本几何或使用注释功能
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}
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catch (Exception ex)
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{
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System.Diagnostics.Debug.WriteLine($"绘制点标签时发生错误: {ex.Message}");
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}
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}
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/// <summary>
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/// 获取路径点颜色
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/// </summary>
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/// <param name="type">路径点类型</param>
|
||
/// <returns>颜色</returns>
|
||
private Autodesk.Navisworks.Api.Color GetPointColor(PathPointType type)
|
||
{
|
||
switch (type)
|
||
{
|
||
case PathPointType.StartPoint: return _startPointColor;
|
||
case PathPointType.EndPoint: return _endPointColor;
|
||
case PathPointType.WayPoint: return _wayPointColor;
|
||
default: return _wayPointColor;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 清除路径可视化
|
||
/// </summary>
|
||
/// <param name="route">路径</param>
|
||
private void ClearRouteVisualization(PathRoute route)
|
||
{
|
||
try
|
||
{
|
||
// 这里应该清除特定路径的可视化元素
|
||
// 由于Navisworks API的限制，可能需要重新绘制所有路径
|
||
RefreshVisualization();
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
System.Diagnostics.Debug.WriteLine($"清除路径可视化时发生错误: {ex.Message}");
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 清除所有可视化
|
||
/// </summary>
|
||
/// <param name="preserveChannelHighlight">是否保留通道高亮</param>
|
||
private void ClearAllVisualizations(bool preserveChannelHighlight = true)
|
||
{
|
||
try
|
||
{
|
||
if (!preserveChannelHighlight)
|
||
{
|
||
// 只有在明确要求时才清除所有临时材质（包括通道高亮）
|
||
Application.ActiveDocument.Models.ResetAllTemporaryMaterials();
|
||
}
|
||
// 如果preserveChannelHighlight为true，则不调用ResetAllTemporaryMaterials
|
||
// 这样可以保留通道的绿色高亮显示
|
||
|
||
// 刷新视图
|
||
Application.ActiveDocument.ActiveView.RequestDelayedRedraw(ViewRedrawRequests.All);
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
System.Diagnostics.Debug.WriteLine($"清除所有可视化时发生错误: {ex.Message}");
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 刷新可视化
|
||
/// </summary>
|
||
public void RefreshVisualization()
|
||
{
|
||
if (!_isVisualizationEnabled) return;
|
||
|
||
try
|
||
{
|
||
// 清除现有可视化，但保留通道高亮
|
||
ClearAllVisualizations(preserveChannelHighlight: true);
|
||
|
||
// 重新绘制所有路径
|
||
foreach (var route in _routes)
|
||
{
|
||
VisualizeRoute(route);
|
||
}
|
||
|
||
// 刷新视图
|
||
Application.ActiveDocument.ActiveView.RequestDelayedRedraw(ViewRedrawRequests.All);
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
System.Diagnostics.Debug.WriteLine($"刷新可视化时发生错误: {ex.Message}");
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 设置路径可见性
|
||
/// </summary>
|
||
/// <param name="route">路径</param>
|
||
/// <param name="visible">是否可见</param>
|
||
public void SetRouteVisibility(PathRoute route, bool visible)
|
||
{
|
||
if (route == null) return;
|
||
|
||
if (visible)
|
||
{
|
||
if (!_routes.Contains(route))
|
||
{
|
||
AddRoute(route);
|
||
}
|
||
else if (_isVisualizationEnabled)
|
||
{
|
||
VisualizeRoute(route);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
RemoveRoute(route);
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 获取可视化统计信息
|
||
/// </summary>
|
||
/// <returns>统计信息</returns>
|
||
public string GetVisualizationStats()
|
||
{
|
||
var totalPoints = _routes.Sum(r => r.Points.Count);
|
||
var totalLines = _routes.Sum(r => Math.Max(0, r.Points.Count - 1));
|
||
|
||
return $"可视化路径: {_routes.Count}条\n" +
|
||
$"路径点: {totalPoints}个\n" +
|
||
$"路径线段: {totalLines}段\n" +
|
||
$"可视化状态: {(_isVisualizationEnabled ? "启用" : "禁用")}";
|
||
}
|
||
|
||
/// <summary>
|
||
/// 释放资源
|
||
/// </summary>
|
||
public void Dispose()
|
||
{
|
||
try
|
||
{
|
||
// 在释放时清除所有可视化，包括通道高亮
|
||
ClearAllVisualizations(preserveChannelHighlight: false);
|
||
_routes.Clear();
|
||
_activeRoute = null;
|
||
}
|
||
catch
|
||
{
|
||
// 忽略清理错误
|
||
}
|
||
}
|
||
}
|
||
} |