namespace Yw.WpfUI.Hydro
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{
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/// <summary>
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/// 小管网绘制3D
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/// </summary>
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internal class SmallDraw3D : ModelVisual3D
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{
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/// <summary>
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///
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/// </summary>
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public SmallDraw3D(SmallInputL3d input, eDrawModeL3d drawMode)
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{
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_input = input;
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_drawMode = drawMode;
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Initialize();
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}
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private readonly SmallInputL3d _input = null;//输入
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private readonly eDrawModeL3d _drawMode;//绘制模式
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private VisualStateObject _stateObject = null;//状态对象
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private NodeDraw3D _baseNode3d = null;//基准节点元素
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private List<NodeDraw3D> _allNode3ds = null;//所有节点元素集合
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private List<LinkDraw3D> _alllLink3ds = null;//所有管段元素集合
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/// <summary>
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/// 所有可见元素
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/// </summary>
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public List<VisualDraw3D> Visual3ds
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{
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get
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{
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return this.Children.Select(x => x as VisualDraw3D).ToList();
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}
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}
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//初始化
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private void Initialize()
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{
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InitializeStateObject();
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InitializeVisual3D();
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}
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//初始化状态对象
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private void InitializeStateObject()
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{
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_stateObject = new VisualStateObject();
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_stateObject.HtmlColor = Yw.Settings.HydroL3dParasHelper.HydroL3d.Small.HtmlColor;
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_stateObject.Opacity = Yw.Settings.HydroL3dParasHelper.HydroL3d.Small.Opacity;
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_stateObject.Scale = Yw.Settings.HydroL3dParasHelper.HydroL3d.Small.Scale;
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_stateObject.Visible = Yw.Settings.HydroL3dParasHelper.HydroL3d.Small.Visible;
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}
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//初始化可见元素
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private void InitializeVisual3D()
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{
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var bp = _input.BaseNode.Position.ToPoint3D();//基准点
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var scale = _input.Scale;//缩放系数
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var vector = _input.Vector.ToVector3D();//方向
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var angle = _input.Angle;//旋转角度
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var tp = new Point3D(0, 0, 0);//目标点
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this.Children.Clear();
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_allNode3ds = new List<NodeDraw3D>();
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foreach (var node in _input.Nodes)
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{
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var pt = node.Position.ToPoint3D();
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pt = pt.ScalePoint(bp, scale.X, scale.Y, scale.Z);
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pt = pt.RotatePoint(bp, vector, angle);
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pt = pt.TranslatePoint(bp, tp);
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node.Position = pt.ToPointL3d();
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var node3d = (NodeDraw3D)DrawCreateHelper.Create(node, _drawMode);
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node3d.LoadState(eVisualState.Small, _stateObject);
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node3d.UpdateVisual3D();
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if (node == _input.BaseNode)
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{
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_baseNode3d = node3d;
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}
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_allNode3ds.Add(node3d);
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this.Children.Add(node3d);
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}
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_alllLink3ds = new List<LinkDraw3D>();
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foreach (var link in _input.Links)
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{
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var link3d = (LinkDraw3D)DrawCreateHelper.Create(link, _drawMode);
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link3d.LoadState(eVisualState.Small, _stateObject);
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link3d.UpdateVisual3D();
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_alllLink3ds.Add(link3d);
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this.Children.Add(link3d);
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}
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}
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/// <summary>
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/// 更新平移量
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/// </summary>
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public void UpdateTransform(Point3D pt)
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{
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this.Transform = new TranslateTransform3D(pt.X, pt.Y, pt.Z);
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}
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/// <summary>
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/// 关闭
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/// </summary>
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public List<VisualDraw3D> Close(NodeDraw3D snapNode)
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{
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var pt = snapNode.GetPosition();
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if (!pt.HasValue)
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{
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return default;
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}
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this.Children.Clear();
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var list = new List<VisualDraw3D>();
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foreach (var node3d in _allNode3ds)
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{
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node3d.UnloadState(eVisualState.Small);
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node3d.Offset(pt.Value.ToVector3D());
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node3d.UpdateVisual3D();
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if (node3d != _baseNode3d)
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{
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list.Add(node3d);
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}
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}
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foreach (var link3d in _alllLink3ds)
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{
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link3d.UnloadState(eVisualState.Small);
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if (link3d.Visual.StartNode == _baseNode3d.Visual)
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{
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link3d.Visual.StartNode = snapNode.Visual;
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}
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if (link3d.Visual.EndNode == _baseNode3d.Visual)
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{
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link3d.Visual.EndNode = snapNode.Visual;
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}
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link3d.UpdatePositions();
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link3d.UpdateVisual3D();
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list.Add(link3d);
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}
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return list;
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}
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/// <summary>
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/// 关闭
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/// </summary>
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public void Close()
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{
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this.Children.Clear();
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}
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}
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}
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