private float GetPercentInArcByPoint(IDrawObject drawObject, UnitPoint unitPoint) { ArcBase arcBase = (ArcBase)drawObject; double angle = HitUtil.LineAngleR(arcBase.Center, unitPoint, 0); return((float)(angle / (Math.PI * 2))); }
public void Finish() { this.clonePoints[0] = this.clone.startPoint; this.clonePoints[1] = this.clone.midPoint; this.clonePoints[2] = this.clone.endPoint; this.clone.IsCompleteDraw = true; this.owner.Copy(this.clone); this.owner.Update(); this.owner.IsSelected = true; this.clone.IsEditMode = false; this.clone = null; }
public NodeArcPoint(ArcBase owner, ArcNodeType arcNodeType) { this.owner = owner; this.clone = this.owner.Clone() as ArcBase; this.owner.IsSelected = false; this.clone.IsSelected = true; this.clone.IsCompleteDraw = false; this.clone.IsEditMode = true; this.ownerPoints[0] = this.owner.startPoint; this.ownerPoints[1] = this.owner.midPoint; this.ownerPoints[2] = this.owner.endPoint; this.arcNodeType = arcNodeType; }
private void GetArcLeadLineParams(IDrawObject drawObject, LineInOutParamsModel leadInOutParamsModel) { ArcBase arcBase = (ArcBase)drawObject; double angle = HitUtil.LineAngleR(arcBase.Center, this.p2, 0); leadInOutParamsModel.FigureTotalLength = (float)(angle / (Math.PI * 2));//TODO:验证 this.p2 = HitUtil.PointOnCircle(arcBase.Center, arcBase.Radius, angle); bool isInner; leadInOutParamsModel.LineInAngle = DrawingOperationHelper.GetLeadLineAngleArc(this.p1, this.p2, arcBase.Center, arcBase.IsClockwise, out isInner); leadInOutParamsModel.LineInLength = (float)HitUtil.Distance(this.p1, this.p2); arcBase.IsInnerCut = isInner; }
private static List <BridgePoints> GetBridgeByArc(ArcBase arc, UnitPoint p1, UnitPoint p2, BridgingModel param) { List <BridgePoints> retPoints = new List <BridgePoints>(); var line = DrawingOperationHelper.GetLineEquation(p1, p2); double width = param.Width / 2; ArcModelMini arcMini = new DrawModel.ArcModelMini() { Center = arc.Center, Radius = arc.Radius, StartAngle = arc.StartAngle, EndAngle = arc.EndAngle, SweepAngle = arc.AngleSweep, Clockwise = arc.IsClockwise }; List <UnitPoint> points = DrawingOperationHelper.GetIntersectPointByLineAndCircle(line.Item1, line.Item2, line.Item3, arc.Center, arc.Radius); var hasPoints = points?.Where(p => !p.IsEmpty && (HitUtil.IsPointOnArc(p, 0.000001f, arcMini) && HitUtil.IsPointInLine(p1, p2, p, 0.000001f))).ToList(); if (hasPoints != null && hasPoints.Count > 0) { //根据宽度求点 double angle = width / arc.Radius * (arc.IsClockwise ? 1 : -1); hasPoints?.ForEach(p => { double lineAngle = HitUtil.LineAngleR(arcMini.Center, p, 0); double angle1 = lineAngle + angle; double angle2 = lineAngle - angle; UnitPoint retPoint1 = UnitPoint.Empty; UnitPoint retPoint2 = UnitPoint.Empty; if (HitUtil.IsPointInArc(HitUtil.RadiansToDegrees(angle1), arcMini.StartAngle, arcMini.EndAngle, arcMini.Clockwise)) { //第一个位置点 retPoint1 = HitUtil.PointOnCircle(arcMini.Center, arcMini.Radius, angle1); } if (HitUtil.IsPointInArc(HitUtil.RadiansToDegrees(angle2), arcMini.StartAngle, arcMini.EndAngle, arcMini.Clockwise)) { //第二个位置点 retPoint2 = HitUtil.PointOnCircle(arcMini.Center, arcMini.Radius, angle2); } BridgePoints bridges = new BridgePoints(arc, new UnitPointBulge(retPoint1), new UnitPointBulge(retPoint2), HitUtil.Distance(p1, p)); retPoints.Add(bridges); }); } return(retPoints); }
public static void SetArcOverCut(ArcBase arc) { float pos = arc.LeadOut.Pos; if (Math.Abs(arc.LeadOut.Pos) < 0.000001)//封口 { } else if (pos < 0)//缺口,从圆弧尾部去掉pos长的距离 { arc.AngleSweep -= (float)(Math.Abs(pos) / arc.SizeLength) * arc.AngleSweep; arc.Update(); } else//过切/多圈 { } }
public static bool IsArcIntersectWithRect(ArcBase arcBase, RectangleF rectangle, float thWidth) { bool result = false; UnitPoint p1 = new UnitPoint(rectangle.Left, rectangle.Top); UnitPoint p2 = new UnitPoint(rectangle.Left, rectangle.Bottom); if (HitUtil.CircleIntersectWithLine(arcBase.Center, arcBase.Radius, p1, p2)) { result = HitUtil.IsLineOnArc(p1, p2, arcBase.Center, arcBase.Radius, arcBase.StartAngle, arcBase.AngleSweep, arcBase.IsClockwise, thWidth); if (result) { return(result); } } p1 = new UnitPoint(rectangle.Left, rectangle.Bottom); p2 = new UnitPoint(rectangle.Right, rectangle.Bottom); if (HitUtil.CircleIntersectWithLine(arcBase.Center, arcBase.Radius, p1, p2)) { result = HitUtil.IsLineOnArc(p1, p2, arcBase.Center, arcBase.Radius, arcBase.StartAngle, arcBase.AngleSweep, arcBase.IsClockwise, thWidth); if (result) { return(result); } } p1 = new UnitPoint(rectangle.Left, rectangle.Top); p2 = new UnitPoint(rectangle.Right, rectangle.Top); if (HitUtil.CircleIntersectWithLine(arcBase.Center, arcBase.Radius, p1, p2)) { result = HitUtil.IsLineOnArc(p1, p2, arcBase.Center, arcBase.Radius, arcBase.StartAngle, arcBase.AngleSweep, arcBase.IsClockwise, thWidth); if (result) { return(result); } } p1 = new UnitPoint(rectangle.Right, rectangle.Top); p2 = new UnitPoint(rectangle.Right, rectangle.Bottom); if (HitUtil.CircleIntersectWithLine(arcBase.Center, arcBase.Radius, p1, p2)) { result = HitUtil.IsLineOnArc(p1, p2, arcBase.Center, arcBase.Radius, arcBase.StartAngle, arcBase.AngleSweep, arcBase.IsClockwise, thWidth); if (result) { return(result); } } return(result); }
private static List <IDrawObject> ConvertToMultiSegLine(ArcBase arc, List <BridgePoints> bridges) { List <IDrawObject> retObjects = new List <IDrawObject>(); if (bridges.Count == 2) { double angle1 = HitUtil.LineAngleR(arc.Center, bridges[0].Point1.Point, 0); double angle2 = HitUtil.LineAngleR(arc.Center, bridges[1].Point1.Point, 0); angle1 = HitUtil.CalAngleSweep(arc.StartAngle, HitUtil.RadiansToDegrees(angle1), arc.IsClockwise); angle2 = HitUtil.CalAngleSweep(arc.StartAngle, HitUtil.RadiansToDegrees(angle2), arc.IsClockwise); if (angle1 > angle2) { bridges.Reverse(); } double bulge1 = BulgeHelper.GetBulgeFromTwoPointsAndCenter(arc.Center, arc.startPoint, bridges[0].Point1.Point, arc.IsClockwise); retObjects.Add(new MultiSegmentLineBase() { IsCloseFigure = false, LayerId = arc.LayerId, GroupParam = CopyUtil.DeepCopy(arc.GroupParam), Points = new List <UnitPointBulge>() { new UnitPointBulge(arc.startPoint, bulge1), bridges[0].Point1 } }); bridges[0].Point2.Bulge = BulgeHelper.GetBulgeFromTwoPointsAndCenter(arc.Center, bridges[0].Point2.Point, bridges[1].Point1.Point, arc.IsClockwise);; retObjects.Add(new MultiSegmentLineBase() { IsCloseFigure = false, LayerId = arc.LayerId, GroupParam = CopyUtil.DeepCopy(arc.GroupParam), Points = new List <UnitPointBulge>() { bridges[0].Point2, bridges[1].Point1 } }); bridges[1].Point2.Bulge = BulgeHelper.GetBulgeFromTwoPointsAndCenter(arc.Center, bridges[1].Point2.Point, arc.endPoint, arc.IsClockwise);; retObjects.Add(new MultiSegmentLineBase() { IsCloseFigure = false, LayerId = arc.LayerId, GroupParam = CopyUtil.DeepCopy(arc.GroupParam), Points = new List <UnitPointBulge>() { bridges[1].Point2, new UnitPointBulge(arc.endPoint, bridges[1].Point2.Bulge) } }); } else if (bridges.Count == 1) { double bulge1 = BulgeHelper.GetBulgeFromTwoPointsAndCenter(arc.Center, arc.startPoint, bridges[0].Point1.Point, arc.IsClockwise); retObjects.Add(new MultiSegmentLineBase() { IsCloseFigure = false, LayerId = arc.LayerId, GroupParam = CopyUtil.DeepCopy(arc.GroupParam), Points = new List <UnitPointBulge>() { new UnitPointBulge(arc.startPoint, bulge1), bridges[0].Point1 } }); bridges[0].Point2.Bulge = BulgeHelper.GetBulgeFromTwoPointsAndCenter(arc.Center, bridges[0].Point2.Point, arc.endPoint, arc.IsClockwise);; retObjects.Add(new MultiSegmentLineBase() { IsCloseFigure = false, LayerId = arc.LayerId, GroupParam = CopyUtil.DeepCopy(arc.GroupParam), Points = new List <UnitPointBulge>() { bridges[0].Point2, new UnitPointBulge(arc.endPoint, bridges[0].Point2.Bulge) } }); } return(retObjects); }
public static List <IDrawObject> GetBridgeObjects(List <IDrawObject> drawObjects, UnitPoint p1, UnitPoint p2, BridgingModel param, out bool isChanged) { isChanged = false;//桥接是否改变了图形 List <BridgePoints> bridgePoints = new List <BridgePoints>(); #region 计算桥接点在图形中的点的坐标 drawObjects?.ForEach(drawObject => { if ((drawObject.FigureType == FigureTypes.Circle)) { Circle circle = drawObject as Circle; var bridges = BridgeHelper.GetBridgeByCircle(circle, p1, p2, param); bridgePoints.AddRange(bridges); } else if (drawObject.FigureType == FigureTypes.Arc) { ArcBase arc = drawObject as ArcBase; var bridges = BridgeHelper.GetBridgeByArc(arc, p1, p2, param); bridgePoints.AddRange(bridges); } else if (drawObject.FigureType == FigureTypes.LwPolyline) { MultiSegmentLineBase multiSegLine = drawObject as MultiSegmentLineBase; var bridges = BridgeHelper.GetBridgeByMultiSegLine(multiSegLine, p1, p2, param); bridgePoints.AddRange(bridges); } }); #endregion #region 根据桥接点坐标,按直线的起点距离排序,如果奇数个将移除最后一个,保证偶数个可以连接 bridgePoints.Sort((x, y) => { if (x.Distance > y.Distance) { return(1); } return(-1); }); if (bridgePoints.Count % 2 == 1) { bridgePoints.RemoveAt(bridgePoints.Count - 1); } #endregion #region 移除间距大于最大条件的点 List <BridgePoints> removes = new List <BridgePoints>(); for (int i = 0; i < bridgePoints.Count - 1; i += 2) { var bridge1 = bridgePoints[i]; var bridge2 = bridgePoints[i + 1]; if (Math.Abs(bridge1.Distance - bridge2.Distance) > param.MaxDistance) { removes.Add(bridge1); removes.Add(bridge2); } } removes.ForEach(e => bridgePoints.Remove(e)); #endregion if (bridgePoints.Count > 0) { List <IDrawObject> temps = new List <IDrawObject>(); //计算后的图形 List <IDrawObject> oldDraws = new List <IDrawObject>(); //不用计算的原图 #region 根据桥接点的位置把原图形拆为多段线 foreach (IDrawObject drawObject in drawObjects) { var points = bridgePoints.FindAll(b => b.Owner == drawObject); if (points.Count > 0) { List <IDrawObject> draws = null; if (drawObject.FigureType == FigureTypes.Circle) { draws = BridgeHelper.ConvertToMultiSegLine(drawObject as Circle, points); } else if (drawObject.FigureType == FigureTypes.Arc) { draws = BridgeHelper.ConvertToMultiSegLine(drawObject as ArcBase, points); } else if (drawObject.FigureType == FigureTypes.LwPolyline) { draws = BridgeHelper.ConvertToMultiSegLine(drawObject as MultiSegmentLineBase, points); } if (draws != null) { draws.RemoveAll(p => (p as MultiSegmentLineBase).Points.Count < 2); temps.AddRange(draws); } } else { oldDraws.Add(drawObject); } } #endregion #region 连接最新的桥接图形 for (int i = 0; i < bridgePoints.Count - 1; i += 2) { var bridge1 = bridgePoints[i]; var bridge2 = bridgePoints[i + 1]; bool clockwise1 = HitUtil.IsClockwiseByCross(p1, p2, bridge1.Point1.Point); bool clockwise2 = HitUtil.IsClockwiseByCross(p1, p2, bridge2.Point1.Point); UnitPointBulge point11 = !clockwise1 ? bridge1.Point1 : bridge1.Point2; UnitPointBulge point12 = clockwise1 ? bridge1.Point1 : bridge1.Point2; UnitPointBulge point21 = !clockwise2 ? bridge2.Point1 : bridge2.Point2; UnitPointBulge point22 = clockwise2 ? bridge2.Point1 : bridge2.Point2; MultiSegmentLineBase draw11 = temps.Find(d => (d as MultiSegmentLineBase).Points.Contains(point11)) as MultiSegmentLineBase; MultiSegmentLineBase draw12 = temps.Find(d => (d as MultiSegmentLineBase).Points.Contains(point12)) as MultiSegmentLineBase; MultiSegmentLineBase draw21 = temps.Find(d => (d as MultiSegmentLineBase).Points.Contains(point21)) as MultiSegmentLineBase; MultiSegmentLineBase draw22 = temps.Find(d => (d as MultiSegmentLineBase).Points.Contains(point22)) as MultiSegmentLineBase; if (draw11 == null) { draw11 = new MultiSegmentLineBase() { LayerId = (bridge1.Owner as DrawObjectBase).LayerId, GroupParam = CopyUtil.DeepCopy(bridge1.Owner.GroupParam), Points = new List <UnitPointBulge>() }; } if (draw12 == null) { draw12 = new MultiSegmentLineBase() { LayerId = (bridge1.Owner as DrawObjectBase).LayerId, GroupParam = CopyUtil.DeepCopy(bridge1.Owner.GroupParam), Points = new List <UnitPointBulge>() }; } if (draw21 == null) { draw21 = new MultiSegmentLineBase() { LayerId = (bridge2.Owner as DrawObjectBase).LayerId, GroupParam = CopyUtil.DeepCopy(bridge2.Owner.GroupParam), Points = new List <UnitPointBulge>() }; } if (draw22 == null) { draw22 = new MultiSegmentLineBase() { LayerId = (bridge2.Owner as DrawObjectBase).LayerId, GroupParam = CopyUtil.DeepCopy(bridge2.Owner.GroupParam), Points = new List <UnitPointBulge>() }; } #region 组合多段线 if (draw11 == draw12 && draw21 == draw22) { if (draw11.Points.Count > 0 && draw11.Points[0] == point11) { draw11.ReverseDirection(); } if (draw21.Points.Count > 0 && draw21.Points[0] != point21) { draw11.ReverseDirection(); } if (draw11.Points.Count > 0) { draw11.Points[draw11.Points.Count - 1].Bulge = double.NaN; } if (draw21.Points.Count > 0) { draw21.Points[draw21.Points.Count - 1].Bulge = double.NaN; } draw11.Points.AddRange(draw21.Points); draw11.IsCloseFigure = true; temps.Remove(draw21); } else if (draw11 == draw12 && draw21 != draw22) { if (draw21.Points.Count > 0 && draw21.Points[0] == point21) { draw21.ReverseDirection(); } if (draw22.Points.Count > 0 && draw22.Points[0] != point22) { draw22.ReverseDirection(); } if (draw11.Points.Count > 0 && draw11.Points[0] != point11) { draw11.ReverseDirection(); } if (draw21.Points.Count > 0) { draw21.Points[draw21.Points.Count - 1].Bulge = double.NaN; } if (draw11.Points.Count > 0) { draw11.Points[draw11.Points.Count - 1].Bulge = double.NaN; } draw21.Points.AddRange(draw11.Points); draw21.Points.AddRange(draw22.Points); temps.Remove(draw11); temps.Remove(draw22); } else if (draw11 != draw12 && draw21 == draw22) { if (draw11.Points.Count > 0 && draw11.Points[0] == point11) { draw11.ReverseDirection(); } if (draw21.Points.Count > 0 && draw21.Points[0] != point21) { draw21.ReverseDirection(); } if (draw12.Points.Count > 0 && draw12.Points[0] != point12) { draw12.ReverseDirection(); } if (draw11.Points.Count > 0) { draw11.Points[draw11.Points.Count - 1].Bulge = double.NaN; } if (draw21.Points.Count > 0) { draw21.Points[draw21.Points.Count - 1].Bulge = double.NaN; } draw11.Points.AddRange(draw21.Points); draw11.Points.AddRange(draw12.Points); temps.Remove(draw21); temps.Remove(draw12); } else if (draw11 == draw21 && draw12 == draw22) { if (draw11.Points.Count > 0 && draw11.Points[0] != point11) { draw11.ReverseDirection(); } if (draw12.Points.Count > 0 && draw12.Points[0] != point12) { draw12.ReverseDirection(); } if (draw11.Points.Count > 0) { draw11.Points[draw11.Points.Count - 1].Bulge = double.NaN; } if (draw12.Points.Count > 0) { draw12.Points[draw12.Points.Count - 1].Bulge = double.NaN; } draw11.IsCloseFigure = true; draw12.IsCloseFigure = true; } else if (draw11 == draw21 && draw12 != draw22) { if (draw11.Points.Count > 0 && draw11.Points[0] != point11) { draw11.ReverseDirection(); } if (draw12.Points.Count > 0 && draw12.Points[0] == point12) { draw12.ReverseDirection(); } if (draw22.Points.Count > 0 && draw22.Points[0] != point22) { draw22.ReverseDirection(); } if (draw11.Points.Count > 0) { draw11.Points[draw11.Points.Count - 1].Bulge = double.NaN; } if (draw12.Points.Count > 0) { draw12.Points[draw12.Points.Count - 1].Bulge = double.NaN; } draw11.IsCloseFigure = true; draw12.Points.AddRange(draw22.Points); temps.Remove(draw22); } else if (draw11 != draw21 && draw12 == draw22) { if (draw12.Points.Count > 0 && draw12.Points[0] != point12) { draw12.ReverseDirection(); } if (draw11.Points.Count > 0 && draw11.Points[0] == point11) { draw11.ReverseDirection(); } if (draw21.Points.Count > 0 && draw21.Points[0] != point21) { draw21.ReverseDirection(); } if (draw12.Points.Count > 0) { draw12.Points[draw12.Points.Count - 1].Bulge = double.NaN; } if (draw11.Points.Count > 0) { draw11.Points[draw11.Points.Count - 1].Bulge = double.NaN; } draw12.IsCloseFigure = true; draw11.Points.AddRange(draw21.Points); temps.Remove(draw21); } else { if (draw11.Points.Count > 0 && draw11.Points[0] == point11) { draw11.ReverseDirection(); } if (draw21.Points.Count > 0 && draw21.Points[0] != point21) { draw21.ReverseDirection(); } if (draw12.Points.Count > 0 && draw12.Points[0] == point12) { draw12.ReverseDirection(); } if (draw22.Points.Count > 0 && draw22.Points[0] != point22) { draw22.ReverseDirection(); } if (draw11.Points.Count > 0) { draw11.Points[draw11.Points.Count - 1].Bulge = double.NaN; } if (draw12.Points.Count > 0) { draw12.Points[draw12.Points.Count - 1].Bulge = double.NaN; } draw11.Points.AddRange(draw21.Points); draw12.Points.AddRange(draw22.Points); temps.Remove(draw21); temps.Remove(draw22); } #endregion } #endregion isChanged = true; temps.ForEach(d => d.Update()); temps.AddRange(oldDraws); return(temps); } return(drawObjects); }
/// <summary> /// 添加到显示画布 /// </summary> /// <param name="canvas"></param> /// <param name="figures"></param> public static void AddToDrawObject(UCCanvas canvas, List <FigureBaseModel> figures, bool isClear = false) { if (canvas == null) { return; } if (figures != null && figures.Count > 0) { if (isClear) { canvas.Model.Clear(); } List <IDrawObject> objects = new List <IDrawObject>(); foreach (FigureBaseModel figure in figures) { switch (figure.Type) { case FigureTypes.Point: { var fig = figure as PointModel; SingleDot singleDot = new SingleDot() { LayerId = fig.LayerId, IsSelected = fig.IsSelected, P1 = fig.Point, GroupParam = fig.GroupParam, LeadIn = fig.LeadIn, LeadOut = fig.LeadOut, MicroConnParams = figure.MicroConnects, CornerRingParam = figure.CornerRingParam, IsInnerCut = figure.IsInnerCut }; singleDot.Update(); objects.Add(singleDot); } break; case FigureTypes.Arc: { var fig = figure as ArcModel; ArcBase arcBase = new ArcBase() { LayerId = fig.LayerId, IsSelected = fig.IsSelected, AngleSweep = fig.AngleSweep, Center = fig.Center, Radius = (float)fig.Radius, StartAngle = (float)fig.StartAngle, GroupParam = fig.GroupParam, LeadIn = fig.LeadIn, LeadOut = fig.LeadOut, MicroConnParams = figure.MicroConnects, CompensationParam = figure.CompensationParam, CornerRingParam = figure.CornerRingParam, IsInnerCut = figure.IsInnerCut }; arcBase.Update(); objects.Add(arcBase); } break; case FigureTypes.Circle: { var fig = figure as CircleModel; Circle circle = new Circle() { LayerId = fig.LayerId, IsSelected = fig.IsSelected, IsClockwise = fig.IsClockwise, Center = fig.Center, Radius = (float)fig.Radius, StartAngle = (float)fig.StartAngle, GroupParam = fig.GroupParam, LeadIn = fig.LeadIn, LeadOut = fig.LeadOut, MicroConnParams = figure.MicroConnects, CompensationParam = figure.CompensationParam, CornerRingParam = figure.CornerRingParam, IsInnerCut = figure.IsInnerCut, IsFlyingCut = fig.IsFlyingCut, IsFlyingCutScatter = fig.IsFlyingCutScatter, FlyingCutLeadOut = fig.FlyingCutLeadOut, }; circle.Update(); objects.Add(circle); } break; case FigureTypes.LwPolyline: { var fig = figure as LwPolylineModel; MultiSegmentLineBase multiSegmentLineBase = new MultiSegmentLineBase() { LayerId = fig.LayerId, IsSelected = fig.IsSelected, IsCloseFigure = fig.IsFill, Points = fig.Points, GroupParam = fig.GroupParam, LeadIn = fig.LeadIn, LeadOut = fig.LeadOut, PathStartParm = fig.PathStartParm, MicroConnParams = figure.MicroConnects, CompensationParam = figure.CompensationParam, CornerRingParam = figure.CornerRingParam, IsInnerCut = figure.IsInnerCut, BezierParam = fig.BezierParam }; multiSegmentLineBase.Update(); objects.Add(multiSegmentLineBase); } break; case FigureTypes.Ellipse: { } break; case FigureTypes.PolyBezier: { } break; default: break; } } canvas.Model.DrawingLayer.AddObjectOnDrawing(objects); canvas.Model.DrawingLayer.UpdateSN(); GlobalData.Model.GlobalModel.TotalDrawObjectCount = canvas.Model.DrawingLayer.Objects.Count; canvas.DoInvalidate(true); } }