コード例 #1
0
ファイル: Reader.cs プロジェクト: lomatus/SharpDxf
        private Arc ReadArc(ref CodeValuePair code)
        {
            var arc = new Arc();
            Vector3f center = Vector3f.Zero;
            Vector3f normal = Vector3f.UnitZ;
            Dictionary<ApplicationRegistry, XData> xData = new Dictionary<ApplicationRegistry, XData>();
            code = this.ReadCodePair();
            while (code.Code != 0)
            {
                switch (code.Code)
                {
                    case 5:
                        arc.Handle = code.Value;
                        code = this.ReadCodePair();
                        break;
                    case 8: //layer code
                        arc.Layer = this.GetLayer(code.Value);
                        code = this.ReadCodePair();
                        break;
                    case 62: //aci color code
                        arc.Color = new AciColor(short.Parse(code.Value));
                        code = this.ReadCodePair();
                        break;
                    case 6: //type line code
                        arc.LineType = this.GetLineType(code.Value);
                        code = this.ReadCodePair();
                        break;
                    case 10:
                        center.X = float.Parse(code.Value);
                        code = this.ReadCodePair();
                        break;
                    case 20:
                        center.Y = float.Parse(code.Value);
                        code = this.ReadCodePair();
                        break;
                    case 30:
                        center.Z = float.Parse(code.Value);
                        code = this.ReadCodePair();
                        break;
                    case 40:
                        arc.Radius = float.Parse(code.Value);
                        code = this.ReadCodePair();
                        break;
                    case 50:
                        arc.StartAngle = float.Parse(code.Value);
                        code = this.ReadCodePair();
                        break;
                    case 51:
                        arc.EndAngle = float.Parse(code.Value);
                        code = this.ReadCodePair();
                        break;
                    case 39:
                        arc.Thickness = float.Parse(code.Value);
                        code = this.ReadCodePair();
                        break;
                    case 210:
                        normal.X = float.Parse(code.Value);
                        code = this.ReadCodePair();
                        break;
                    case 220:
                        normal.Y = float.Parse(code.Value);
                        code = this.ReadCodePair();
                        break;
                    case 230:
                        normal.Z = float.Parse(code.Value);
                        code = this.ReadCodePair();
                        break;
                    case 1001:
                        XData xDataItem = this.ReadXDataRecord(code.Value, ref code);
                        xData.Add(xDataItem.ApplicationRegistry, xDataItem);
                        break;
                    default:
                        if (code.Code >= 1000 && code.Code <= 1071)
                            throw new DxfInvalidCodeValueEntityException(code.Code, code.Value,
                                                                         this.file, "The extended data of an entity must start with the application registry code " + this.fileLine);
                        code = this.ReadCodePair();
                        break;
                }
            }

            arc.XData = xData;
            arc.Center = center;
            arc.Normal = normal;
            return arc;
        }
コード例 #2
0
ファイル: MainForm.cs プロジェクト: lomatus/SharpDxf
        private static void Ellipse()
        {
            DxfDocument dxf = new DxfDocument();

            Line line = new Line(new Vector3f(0, 0, 0), new Vector3f((float)(2 * Math.Cos(Math.PI / 4)), (float)(2 * Math.Cos(Math.PI / 4)), 0));
            dxf.AddEntity(line);

            Line line2 = new Line(new Vector3f(0, 0, 0), new Vector3f(0, -2, 0));
            dxf.AddEntity(line2);

            Arc arc=new Arc(Vector3f.Zero,2,45,270);
            dxf.AddEntity(arc);

            // ellipses are saved as polylines
            Ellipse ellipse = new Ellipse(new Vector3f(2,2,0), 5,3);
            ellipse.Rotation = 30;
            ellipse.Normal=new Vector3f(1,1,1);
            ellipse.Thickness = 2;
            dxf.AddEntity(ellipse);

            dxf.Save("ellipse.dxf", DxfVersion.AutoCad2000);
            dxf = new DxfDocument();
            dxf.Load("ellipse.dxf");
        }
コード例 #3
0
ファイル: MainForm.cs プロジェクト: lomatus/SharpDxf
        private static void WriteDxfFile()
        {
            DxfDocument dxf = new DxfDocument();

            //arc
            Arc arc = new Arc(new Vector3f(10, 10, 0), 10, 45, 135);
            arc.Layer = new Layer("arc");
            arc.Layer.Color.Index = 1;
            dxf.AddEntity(arc);

            //xData sample
            XData xdata = new XData(new ApplicationRegistry("SharpDxf"));
            xdata.XDataRecord.Add(new XDataRecord(XDataCode.String, "extended data with SharpDxf"));
            xdata.XDataRecord.Add(XDataRecord.OpenControlString);
            xdata.XDataRecord.Add(new XDataRecord(XDataCode.WorldSpacePositionX, 0));
            xdata.XDataRecord.Add(new XDataRecord(XDataCode.WorldSpacePositionY, 0));
            xdata.XDataRecord.Add(new XDataRecord(XDataCode.WorldSpacePositionZ, 0));
            xdata.XDataRecord.Add(XDataRecord.CloseControlString);

            XData xdata2 = new XData(new ApplicationRegistry("other application"));
            xdata2.XDataRecord.Add(new XDataRecord(XDataCode.String, "extended data with SharpDxf"));
            xdata2.XDataRecord.Add(XDataRecord.OpenControlString);
            xdata2.XDataRecord.Add(new XDataRecord(XDataCode.String, "string record"));
            xdata2.XDataRecord.Add(new XDataRecord(XDataCode.Real, 15.5));
            xdata2.XDataRecord.Add(new XDataRecord(XDataCode.Long, 350));
            xdata2.XDataRecord.Add(XDataRecord.CloseControlString);

            //circle
            Vector3f extrusion = new Vector3f(1, 1, 1);
            Vector3f centerWCS = new Vector3f(1, 1, 1);
            Vector3d centerOCS = MathHelper.Transform((Vector3d) centerWCS,
                                                      (Vector3d)extrusion,
                                                      MathHelper.CoordinateSystem.World,
                                                      MathHelper.CoordinateSystem.Object);

            Circle circle = new Circle((Vector3f) centerOCS, 5);
            circle.Layer = new Layer("circle with spaces");
            circle.Layer.Color=AciColor.Yellow;
            circle.LineType = LineType.Dashed;
            circle.Normal = extrusion;
            circle.XData=new Dictionary<ApplicationRegistry, XData>
                             {
                                 {xdata.ApplicationRegistry, xdata},
                                 {xdata2.ApplicationRegistry, xdata2}
                             };

            dxf.AddEntity(circle);

            //points
            Point point1 = new Point(new Vector3f(-3, -3, 0));
            point1.Layer = new Layer("point");
            point1.Color = new AciColor(30);
            Point point2 = new Point(new Vector3f(1, 1, 1));
            point2.Layer = point1.Layer;
            point2.Layer.Color.Index = 9;
            point2.Normal = new Vector3f(1, 1, 1);
            dxf.AddEntity(point1);
            dxf.AddEntity(point2);

            //3dface
            Face3d face3D = new Face3d(new Vector3f(-5, -5, 5),
                                       new Vector3f(5, -5, 5),
                                       new Vector3f(5, 5, 5),
                                       new Vector3f(-5, 5, 5));
            face3D.Layer = new Layer("3dface");
            face3D.Layer.Color.Index = 3;
            dxf.AddEntity(face3D);

            //polyline
            PolylineVertex polyVertex;
            List<PolylineVertex> polyVertexes = new List<PolylineVertex>();
            polyVertex = new PolylineVertex(new Vector2f(-50, -50));
            polyVertex.BeginThickness = 2;
            polyVertexes.Add(polyVertex);
            polyVertex = new PolylineVertex(new Vector2f(50, -50));
            polyVertex.BeginThickness = 1;
            polyVertexes.Add(polyVertex);
            polyVertex = new PolylineVertex(new Vector2f(50, 50));
            polyVertex.Bulge = 1;
            polyVertexes.Add(polyVertex);
            polyVertex = new PolylineVertex(new Vector2f(-50, 50));
            polyVertexes.Add(polyVertex);
            Polyline polyline2d = new Polyline(polyVertexes, true);
            polyline2d.Layer = new Layer("polyline2d");
            polyline2d.Layer.Color.Index = 5;
            polyline2d.Normal = new Vector3f(1, 1, 1);
            polyline2d.Elevation = 100.0f;
            dxf.AddEntity(polyline2d);

            //lightweight polyline
            LightWeightPolylineVertex lwVertex;
            List<LightWeightPolylineVertex> lwVertexes = new List<LightWeightPolylineVertex>();
            lwVertex = new LightWeightPolylineVertex(new Vector2f(-25, -25));
            lwVertex.BeginThickness = 2;
            lwVertexes.Add(lwVertex);
            lwVertex = new LightWeightPolylineVertex(new Vector2f(25, -25));
            lwVertex.BeginThickness = 1;
            lwVertexes.Add(lwVertex);
            lwVertex = new LightWeightPolylineVertex(new Vector2f(25, 25));
            lwVertex.Bulge = 1;
            lwVertexes.Add(lwVertex);
            lwVertex = new LightWeightPolylineVertex(new Vector2f(-25, 25));
            lwVertexes.Add(lwVertex);
            LightWeightPolyline lwPolyline = new LightWeightPolyline(lwVertexes, true);
            lwPolyline.Layer = new Layer("lwpolyline");
            lwPolyline.Layer.Color.Index = 5;
            lwPolyline.Normal = new Vector3f(1, 1, 1);
            lwPolyline.Elevation = 100.0f;
            dxf.AddEntity(lwPolyline);

            //line
            Line line = new Line(new Vector3f(0, 0, 0), new Vector3f(10, 10, 10));
            line.Layer = new Layer("line");
            line.Layer.Color.Index = 6;
            dxf.AddEntity(line);

            //3d polyline
            Polyline3dVertex vertex;
            List<Polyline3dVertex> vertexes = new List<Polyline3dVertex>();
            vertex = new Polyline3dVertex(new Vector3f(-50, -50, 0));
            vertexes.Add(vertex);
            vertex = new Polyline3dVertex(new Vector3f(50, -50, 10));
            vertexes.Add(vertex);
            vertex = new Polyline3dVertex(new Vector3f(50, 50, 25));
            vertexes.Add(vertex);
            vertex = new Polyline3dVertex(new Vector3f(-50, 50, 50));
            vertexes.Add(vertex);
            Polyline3d polyline = new Polyline3d(vertexes, true);
            polyline.Layer = new Layer("polyline3d");
            polyline.Layer.Color.Index = 24;
            dxf.AddEntity(polyline);

            //block definition
            Block block = new Block("TestBlock");
            block.Entities.Add(new Line(new Vector3f(-5, -5, 5), new Vector3f(5, 5, 5)));
            block.Entities.Add(new Line(new Vector3f(5, -5, 5), new Vector3f(-5, 5, 5)));

            //insert
            Insert insert = new Insert(block, new Vector3f(5, 5, 5));
            insert.Layer = new Layer("insert");
            insert.Layer.Color.Index = 4;
            dxf.AddEntity(insert);

            //text
            TextStyle style=new TextStyle("True type font","Arial.ttf");
            Text text = new Text("Hello world!", Vector3f.Zero, 10.0f,style);
            text.Layer = new Layer("text");
            text.Layer.Color.Index = 8;
            text.Alignment = TextAlignment.TopRight;
            dxf.AddEntity(text);

            dxf.Save("AutoCad2007.dxf", DxfVersion.AutoCad2007);
            dxf.Save("AutoCad2004.dxf", DxfVersion.AutoCad2004);
            dxf.Save("AutoCad2000.dxf", DxfVersion.AutoCad2000);
            dxf.Save("AutoCad12.dxf", DxfVersion.AutoCad12);
        }
コード例 #4
0
ファイル: Writer.cs プロジェクト: lomatus/SharpDxf
        private void WriteArc(Arc arc)
        {
            if (this.activeSection != StringCode.EntitiesSection && !this.isBlockEntities)
            {
                throw new InvalidDxfSectionException(this.activeSection, this.file);
            }

            this.WriteCodePair(0, arc.CodeName);
            this.WriteCodePair(5, arc.Handle);
            this.WriteCodePair(100, SubclassMarker.Entity);
            this.WriteEntityCommonCodes(arc);
            this.WriteCodePair(100, SubclassMarker.Circle);

            this.WriteCodePair(39, arc.Thickness);

            this.WriteCodePair(10, arc.Center.X);
            this.WriteCodePair(20, arc.Center.Y);
            this.WriteCodePair(30, arc.Center.Z);

            this.WriteCodePair(40, arc.Radius);

            this.WriteCodePair(210, arc.Normal.X);
            this.WriteCodePair(220, arc.Normal.Y);
            this.WriteCodePair(230, arc.Normal.Z);

            this.WriteCodePair(100, SubclassMarker.Arc);
            this.WriteCodePair(50, arc.StartAngle);
            this.WriteCodePair(51, arc.EndAngle);

            this.WriteXData(arc.XData);
        }