458 lines
19 KiB
C#
458 lines
19 KiB
C#
using System;
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using System.Collections.Generic;
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using Autodesk.AutoCAD.DatabaseServices;
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using Autodesk.AutoCAD.Geometry;
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using CadParamPluging.Common;
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namespace CadParamPluging.Cad
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{
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public static class DiskRawFreeForgeDrawer
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{
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public static void Draw(CadContext ctx, ParamBag bag, Point3d center, double scaleFactor = 1.0)
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{
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if (ctx == null) throw new ArgumentNullException(nameof(ctx));
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if (bag == null) throw new ArgumentNullException(nameof(bag));
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var effectiveBag = scaleFactor < 1.0 ? ScaleParamBag(bag, scaleFactor) : bag;
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var db = ctx.Database;
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var tr = ctx.Transaction;
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var prevDb = HostApplicationServices.WorkingDatabase;
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HostApplicationServices.WorkingDatabase = db;
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BlockTableRecord btr;
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try
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{
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var bt = (BlockTable)tr.GetObject(db.BlockTableId, OpenMode.ForRead);
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btr = (BlockTableRecord)tr.GetObject(bt[BlockTableRecord.ModelSpace], OpenMode.ForWrite);
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}
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finally
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{
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HostApplicationServices.WorkingDatabase = prevDb;
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}
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var context = new FeatureDrivenDrawer.DrawingContext
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{
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Ctx = ctx,
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Bag = effectiveBag,
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OriginalBag = bag,
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Center = center,
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DeliveryStatus = "毛料态",
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StructuralFeature = "饼盘",
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ProcessMethod = "自由锻",
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Btr = btr,
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Style = new DrawingStyleManager(db, tr)
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};
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DrawDiskFeatures(context);
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}
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private static void DrawDiskFeatures(FeatureDrivenDrawer.DrawingContext ctx)
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{
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var bag = ctx.Bag;
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var diameter = bag.GetDoubleOrNull(FeatureDrivenDrawer.KeyDiameter);
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var height = bag.GetDoubleOrNull(FeatureDrivenDrawer.KeyHeight1);
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if (!diameter.HasValue || diameter.Value <= 0) return;
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if (!height.HasValue || height.Value <= 0) return;
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double ox = ctx.Center.X - diameter.Value / 2.0;
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double oy = ctx.Center.Y - height.Value / 2.0;
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double R = diameter.Value / 2.0;
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double H = height.Value;
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// 获取未注圆角半径
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var unspecifiedFillet = bag.GetDoubleOrNull(FeatureDrivenDrawer.KeyUnspecifiedFilletRadiusMax);
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double r = unspecifiedFillet.HasValue && unspecifiedFillet.Value > 0 ? unspecifiedFillet.Value : 0;
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// 安全检查：圆角不能超过宽或高的一半
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double maxR = Math.Min(diameter.Value * 0.5, H * 0.5);
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r = Math.Min(r, maxR);
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// 绘制饼盘轮廓（俯视图为圆，侧视图为矩形，根据 R 控制圆角弧度）
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var poly = new Polyline();
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if (r > 0.01)
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{
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var bulge = Math.Tan(Math.PI / 8.0);
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double xLeft = ox;
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double xRight = ox + diameter.Value;
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double yBottom = oy;
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double yTop = oy + H;
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poly.AddVertexAt(0, new Point2d(xLeft + r, yBottom), 0, 0, 0);
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poly.AddVertexAt(1, new Point2d(xRight - r, yBottom), bulge, 0, 0);
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poly.AddVertexAt(2, new Point2d(xRight, yBottom + r), 0, 0, 0);
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poly.AddVertexAt(3, new Point2d(xRight, yTop - r), bulge, 0, 0);
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poly.AddVertexAt(4, new Point2d(xRight - r, yTop), 0, 0, 0);
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poly.AddVertexAt(5, new Point2d(xLeft + r, yTop), bulge, 0, 0);
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poly.AddVertexAt(6, new Point2d(xLeft, yTop - r), 0, 0, 0);
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poly.AddVertexAt(7, new Point2d(xLeft, yBottom + r), bulge, 0, 0);
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}
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else
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{
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poly.AddVertexAt(0, new Point2d(ox, oy), 0, 0, 0);
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poly.AddVertexAt(1, new Point2d(ox + diameter.Value, oy), 0, 0, 0);
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poly.AddVertexAt(2, new Point2d(ox + diameter.Value, oy + H), 0, 0, 0);
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poly.AddVertexAt(3, new Point2d(ox, oy + H), 0, 0, 0);
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}
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poly.Closed = true;
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ctx.Style?.Apply(poly, DrawingStyleManager.Role.OutlineBold);
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ctx.Btr.AppendEntity(poly);
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ctx.Tr.AddNewlyCreatedDBObject(poly, true);
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// 绘制中心线 (点划线)
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const double extendLine = 5.0;
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const double frameMargin = 5.0;
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var y0 = oy - extendLine;
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var y1 = oy + H + extendLine;
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try
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{
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var frameExtents = TemplateDrawingService.ComputeWhiteFrameExtents(ctx?.Ctx);
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if (frameExtents.HasValue)
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{
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var frame = frameExtents.Value;
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y0 = Math.Max(y0, frame.MinPoint.Y + frameMargin);
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y1 = Math.Min(y1, frame.MaxPoint.Y - frameMargin);
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}
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}
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catch { }
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if (y1 <= y0)
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{
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y0 = oy;
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y1 = oy + H;
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}
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var centerLine = new Line(new Point3d(ctx.Center.X, y0, 0), new Point3d(ctx.Center.X, y1, 0));
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ctx.Style?.Apply(centerLine, DrawingStyleManager.Role.Centerline);
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ctx.Btr.AppendEntity(centerLine);
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ctx.Tr.AddNewlyCreatedDBObject(centerLine, true);
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var diaPrime = bag.GetDoubleOrNull(FeatureDrivenDrawer.KeyDiameterPrime);
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var heightPrime = bag.GetDoubleOrNull(FeatureDrivenDrawer.KeyHeight1Prime);
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// 直径标注
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var diaTolPlus = bag.GetDoubleOrNull(FeatureDrivenDrawer.KeyDiameterTolPlus);
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var diaTolMinus = bag.GetDoubleOrNull(FeatureDrivenDrawer.KeyDiameterTolMinus);
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var diameterStr = bag.GetString(FeatureDrivenDrawer.KeyDiameter);
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var diaTolPlusStr = bag.GetString(FeatureDrivenDrawer.KeyDiameterTolPlus);
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var diaTolMinusStr = bag.GetString(FeatureDrivenDrawer.KeyDiameterTolMinus);
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var diaDimText = BuildDimensionText($"%%c{FormatDimNumber(diameter.Value, diameterStr)}", diaTolPlus, diaTolMinus, diaTolPlusStr, diaTolMinusStr);
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if (diaPrime.HasValue && diaPrime.Value > 0)
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{
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diaDimText += $"\\X(%%c{FormatDimNumber(diaPrime.Value)})";
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}
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// 为避免标注界线悬空，根据 r 的存在小幅调整起点
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AddLinearDim(ctx, new Point3d(ox, oy + r, 0), new Point3d(ox + diameter.Value, oy + r, 0),
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new Point3d(ctx.Center.X, oy - 20, 0), 0, diaDimText);
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// 高度标注
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var htTolPlus = bag.GetDoubleOrNull(FeatureDrivenDrawer.KeyHeight1TolPlus);
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var htTolMinus = bag.GetDoubleOrNull(FeatureDrivenDrawer.KeyHeight1TolMinus);
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var heightStr = bag.GetString(FeatureDrivenDrawer.KeyHeight1);
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var htTolPlusStr = bag.GetString(FeatureDrivenDrawer.KeyHeight1TolPlus);
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var htTolMinusStr = bag.GetString(FeatureDrivenDrawer.KeyHeight1TolMinus);
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var htDimText = BuildDimensionText(FormatDimNumber(H, heightStr), htTolPlus, htTolMinus, htTolPlusStr, htTolMinusStr);
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if (heightPrime.HasValue && heightPrime.Value > 0)
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{
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htDimText += $"\\X({FormatDimNumber(heightPrime.Value)})";
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}
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AddLinearDim(ctx, new Point3d(ox + diameter.Value - r, oy, 0), new Point3d(ox + diameter.Value - r, oy + H, 0),
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new Point3d(ox + diameter.Value + 20, ctx.Center.Y, 0), 90, htDimText);
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// 添加未注圆角文字标注
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if (unspecifiedFillet.HasValue && unspecifiedFillet.Value > 0)
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{
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DrawUnspecifiedFilletNote(ctx, ox, oy + H, R, diameter.Value, unspecifiedFillet.Value);
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}
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// 零件轮廓（如果有）
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if (diaPrime.HasValue && diaPrime.Value > 0 && heightPrime.HasValue && heightPrime.Value > 0)
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{
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DrawDiskPartContour(ctx, ox, oy, diameter.Value, H, diaPrime.Value, heightPrime.Value);
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}
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}
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private static void DrawDiskPartContour(FeatureDrivenDrawer.DrawingContext ctx, double ox, double oy,
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double forgingDia, double forgingH, double partDia, double partH)
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{
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double offsetX = (forgingDia - partDia) / 2.0;
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double offsetY = (forgingH - partH) / 2.0;
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var polyPart = new Polyline();
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polyPart.AddVertexAt(0, new Point2d(ox + offsetX, oy + offsetY), 0, 0, 0);
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polyPart.AddVertexAt(1, new Point2d(ox + offsetX + partDia, oy + offsetY), 0, 0, 0);
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polyPart.AddVertexAt(2, new Point2d(ox + offsetX + partDia, oy + offsetY + partH), 0, 0, 0);
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polyPart.AddVertexAt(3, new Point2d(ox + offsetX, oy + offsetY + partH), 0, 0, 0);
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polyPart.Closed = true;
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ctx.Style?.Apply(polyPart, DrawingStyleManager.Role.PartContour);
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ctx.Btr.AppendEntity(polyPart);
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ctx.Tr.AddNewlyCreatedDBObject(polyPart, true);
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}
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private static void DrawUnspecifiedFilletNote(FeatureDrivenDrawer.DrawingContext ctx, double ox, double oy, double R, double height, double filletR)
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{
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try
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{
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// Try to get original value to avoid scaling
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var val = filletR;
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if (ctx.OriginalBag != null)
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{
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double? original = ctx.OriginalBag.GetDoubleOrNull(FeatureDrivenDrawer.KeyUnspecifiedFilletRadiusMax);
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if (original.HasValue) val = original.Value;
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}
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var text = new DBText();
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text.TextString = $"未注圆角半径R≤{val}";
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// Position logic copied from FeatureDrivenDrawer (may need adjustment if generic logic was weird)
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// In FeatureDrivenDrawer: text.Position = new Point3d(ox + height + 10, oy + R + 15, 0);
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// ox, oy passed in were Top Left or similar?
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// In DrawDiskFeatures: DrawUnspecifiedFilletNote(ctx, ox, oy + H, R, diameter.Value, unspecifiedFillet.Value);
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// ox is Left X. oy+H is Top Y.
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// R passed is Radius (Diameter/2). height passed is Diameter (Circle diameter?).
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// Let's verify arguments in DrawDiskFeatures call:
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// DrawUnspecifiedFilletNote(ctx, ox, oy + H, R, diameter.Value, unspecifiedFillet.Value);
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// Arg3 (R) = R (Radius). Arg4 (height) = diameter.
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// Inside DrawUnspecifiedFilletNote:
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// Position = new Point3d(ox + height + 10, oy + R + 15, 0);
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// ox + diameter + 10 -> Right of the drawing.
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// oy + R + 15 -> Top Y + Radius + 15 -> Above the drawing?
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text.Position = new Point3d(ox + height + 10, oy + R + 15, 0);
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text.Height = 5;
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ctx.Style?.Apply(text, DrawingStyleManager.Role.Text);
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ctx.Btr.AppendEntity(text);
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ctx.Tr.AddNewlyCreatedDBObject(text, true);
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}
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catch
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{
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// ignore
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}
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}
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private static ParamBag ScaleParamBag(ParamBag original, double scaleFactor)
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{
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if (original == null || Math.Abs(scaleFactor - 1.0) < 0.000001) return original;
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var newBag = new ParamBag();
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foreach(var k in original.GetKeys())
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{
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var v = original.GetString(k);
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if (k.Contains("Diameter") || k.Contains("Length") || k.Contains("Radius") || k.Contains("Prime") || k.Contains("Height") || k.Contains("Thickness") || k.Contains("Size"))
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{
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if (double.TryParse(v, out var d))
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{
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newBag.Set(k, (d * scaleFactor).ToString("0.###"));
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}
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else { newBag.Set(k, v); }
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}
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else { newBag.Set(k, v); }
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}
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return newBag;
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}
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// --- Helper Methods Copied for Isolation ---
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private static void AddLinearDim(FeatureDrivenDrawer.DrawingContext ctx, Point3d pt1, Point3d pt2, Point3d dimLinePt,
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double rotationDeg, string textOverride, Action<Dimension, FeatureDrivenDrawer.DrawingContext> customizer = null)
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{
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try
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{
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var prevDb = HostApplicationServices.WorkingDatabase;
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HostApplicationServices.WorkingDatabase = ctx.Db;
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try
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{
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double rotRad = rotationDeg * Math.PI / 180.0;
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var dim = new RotatedDimension(rotRad, pt1, pt2, dimLinePt, textOverride, ctx.Db.Dimstyle);
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try { dim.SetDatabaseDefaults(); } catch { }
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dim.ColorIndex = 3;
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if (!string.IsNullOrEmpty(textOverride))
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{
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dim.DimensionText = textOverride;
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}
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try { dim.Normal = Vector3d.ZAxis; } catch { }
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TryApplyDimSizeOverrides(dim);
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TryApplyDimLayoutOverrides(dim);
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customizer?.Invoke(dim, ctx);
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ctx.Style?.Apply(dim, DrawingStyleManager.Role.Dimension);
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dim.ColorIndex = 3;
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ctx.Btr.AppendEntity(dim);
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ctx.Tr.AddNewlyCreatedDBObject(dim, true);
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try { dim.RecomputeDimensionBlock(true); } catch { }
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}
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finally
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{
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HostApplicationServices.WorkingDatabase = prevDb;
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}
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}
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catch { }
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}
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private static void TryApplyDimSizeOverrides(Dimension dim)
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{
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if (dim == null) return;
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TrySetDimProp(dim, "Dimtxt", 3.5);
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TrySetDimProp(dim, "Dimasz", 2.5);
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TrySetDimProp(dim, "Dimgap", 1.0);
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TrySetDimProp(dim, "Dimexe", 1.0);
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TrySetDimProp(dim, "Dimexo", 0.0);
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TrySetDimProp(dim, "Dimtofl", true);
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TrySetDimProp(dim, "Dimatfit", 3);
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TrySetDimProp(dim, "Dimtad", 1);
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TrySetDimProp(dim, "Dimclrd", 3);
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TrySetDimProp(dim, "Dimclre", 3);
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TrySetDimProp(dim, "Dimclrt", 3);
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}
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private static void TryApplyDimLayoutOverrides(Dimension dim)
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{
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if (dim == null) return;
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TrySetDimProp(dim, "Dimtih", false);
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TrySetDimProp(dim, "Dimtoh", false);
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TrySetDimProp(dim, "Dimse1", false);
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TrySetDimProp(dim, "Dimse2", false);
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}
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private static void TrySetDimProp(object obj, string propName, double value)
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{
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if (obj == null) return;
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try
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{
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var prop = obj.GetType().GetProperty(propName);
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if (prop != null && prop.CanWrite && prop.PropertyType == typeof(double))
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prop.SetValue(obj, value, null);
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}
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catch { }
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}
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private static void TrySetDimProp(object obj, string propName, bool value)
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{
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if (obj == null) return;
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try
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{
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var prop = obj.GetType().GetProperty(propName);
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if (prop != null && prop.CanWrite && prop.PropertyType == typeof(bool))
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prop.SetValue(obj, value, null);
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}
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catch { }
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}
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private static void TrySetDimProp(object obj, string propName, int value)
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{
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if (obj == null) return;
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try
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{
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var prop = obj.GetType().GetProperty(propName);
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if (prop != null && prop.CanWrite && prop.PropertyType == typeof(int))
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prop.SetValue(obj, value, null);
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}
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catch { }
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}
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private static string FormatDimNumber(double value, string rawInput = null)
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{
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try
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{
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if (!string.IsNullOrWhiteSpace(rawInput) && double.TryParse(rawInput, out var d) && Math.Abs(d - value) < 0.000001)
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{
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int decIndex = rawInput.IndexOf('.');
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int decimals = 0;
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if (decIndex >= 0)
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{
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decimals = rawInput.Length - decIndex - 1;
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}
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if (decimals == 0) return value.ToString("0");
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return value.ToString("0." + new string('0', decimals));
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}
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string str = value.ToString("0.##########");
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int decimalIndex = str.IndexOf('.');
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if (decimalIndex < 0)
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{
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return str;
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}
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int autoDecimals = str.Length - decimalIndex - 1;
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if (autoDecimals == 0) return str;
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string format = "0." + new string('0', autoDecimals);
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return value.ToString(format);
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}
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catch
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{
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return value.ToString();
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}
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}
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private static string BuildDimensionText(string baseText, double? tolPlus, double? tolMinus, string tolPlusStr = null, string tolMinusStr = null)
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{
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if (!tolPlus.HasValue && !tolMinus.HasValue)
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{
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return baseText;
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}
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bool isSymmetrical = false;
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if (tolPlus.HasValue && tolMinus.HasValue)
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{
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if (Math.Abs(Math.Abs(tolPlus.Value) - Math.Abs(tolMinus.Value)) < 0.000001)
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{
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isSymmetrical = true;
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}
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}
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if (isSymmetrical)
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{
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var val = Math.Abs(tolPlus.Value);
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return $"{baseText}%%p{FormatDimNumber(val, tolPlusStr)}";
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}
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const double tolScale = 0.7;
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var plusStr = string.Empty;
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var minusStr = string.Empty;
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if (tolPlus.HasValue)
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{
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plusStr = tolPlus.Value >= 0
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? $"+{FormatDimNumber(tolPlus.Value, tolPlusStr)}"
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: $"{FormatDimNumber(tolPlus.Value, tolPlusStr)}";
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}
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if (tolMinus.HasValue)
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{
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double vm = tolMinus.Value;
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string formattedVal = FormatDimNumber(Math.Abs(vm), tolMinusStr);
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if (Math.Abs(vm) < 0.000001)
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{
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minusStr = formattedVal;
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}
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else
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{
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minusStr = $"-{formattedVal}";
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}
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}
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if (tolPlus.HasValue && tolMinus.HasValue)
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{
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return $"{baseText} {{\\H{tolScale}x;\\S{plusStr}^{minusStr};}}";
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}
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var single = tolPlus.HasValue ? plusStr : minusStr;
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return $"{baseText} {{\\H{tolScale}x;{single}}}";
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}
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}
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}
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