/// <summary>
/// Initializes a new instance of the <c>DxfDocument</c> class.
/// </summary>
/// <param name="drawingVariables"><see cref="HeaderVariables">Drawing variables</see> of the document.</param>
public DxfDocument(HeaderVariables drawingVariables)
: this(drawingVariables, true)
{
}
/// <summary>
/// Initializes a new instance of the <c>DxfDocument</c> class.
/// </summary>
/// <param name="drawingVariables"><see cref="HeaderVariables">Drawing variables</see> of the document.</param>
/// <param name="createDefaultObjects">Check if the default objects need to be created.</param>
internal DxfDocument(HeaderVariables drawingVariables, bool createDefaultObjects)
: base("DOCUMENT")
{
this.comments = new List<string> {"Dxf file generated by netDxf https://netdxf.codeplex.com, Copyright(C) 2009-2016 Daniel Carvajal, Licensed under LGPL"};
this.Owner = null;
this.drawingVariables = drawingVariables;
this.NumHandles = this.AsignHandle(0);
this.DimensionBlocksGenerated = 0;
this.GroupNamesGenerated = 0;
this.AddedObjects = new Dictionary<string, DxfObject>
{
{this.Handle, this}
}; // keeps track of the added objects
this.activeLayout = Layout.ModelSpaceName;
// entities lists
this.arcs = new List<Arc>();
this.ellipses = new List<Ellipse>();
this.dimensions = new List<Dimension>();
this.faces3d = new List<Face3d>();
this.solids = new List<Solid>();
this.traces = new List<Trace>();
this.inserts = new List<Insert>();
this.lwPolylines = new List<LwPolyline>();
this.polylines = new List<Polyline>();
this.polyfaceMeshes = new List<PolyfaceMesh>();
this.lines = new List<Line>();
this.circles = new List<Circle>();
this.points = new List<Point>();
this.texts = new List<Text>();
this.mTexts = new List<MText>();
this.hatches = new List<Hatch>();
this.splines = new List<Spline>();
this.images = new List<Image>();
this.mLines = new List<MLine>();
this.rays = new List<Ray>();
this.xlines = new List<XLine>();
this.viewports = new List<Viewport>();
this.meshes = new List<Mesh>();
this.leaders = new List<Leader>();
this.tolerances = new List<Tolerance>();
this.underlays = new List<Underlay>();
this.wipeouts = new List<Wipeout>();
this.attributeDefinitions = new List<AttributeDefinition>();
if (createDefaultObjects)
this.AddDefaultObjects();
}
private static void AddAndRemove()
{
Layer layer1 = new Layer("layer1") { Color = AciColor.Blue };
Layer layer2 = new Layer("layer2") { Color = AciColor.Green };
Line line = new Line(new Vector2(0, 0), new Vector2(10, 10));
line.Layer = layer1;
Circle circle = new Circle(new Vector2(0, 0), 10);
circle.Layer = layer2;
double offset = -0.9;
Vector3 p1 = new Vector3(1, 2, 0);
Vector3 p2 = new Vector3(2, 6, 0);
Line line1 = new Line(p1, p2);
Vector3 l1;
Vector3 l2;
MathHelper.OffsetLine(line1.StartPoint, line1.EndPoint, line1.Normal, offset, out l1, out l2);
DimensionStyle myStyle = new DimensionStyle("MyDimStyle");
myStyle.DIMPOST = "<>mm";
AlignedDimension dim1 = new AlignedDimension(p1, p2, offset, myStyle);
//text
TextStyle style = new TextStyle("MyTextStyle", "Arial.ttf");
Text text = new Text("Hello world!", Vector3.Zero, 10.0f, style)
{
Layer = new Layer("text")
{
Color = {Index = 8}
}
};
text.Alignment = TextAlignment.TopRight;
HeaderVariables variables = new HeaderVariables
{
AcadVer = DxfVersion.AutoCad2004
};
DxfDocument dxf = new DxfDocument();
dxf.AddEntity(new EntityObject[] {line, circle, dim1, text});
dxf.Save("before remove.dxf");
dxf.RemoveEntity(circle);
dxf.Save("after remove.dxf");
dxf.AddEntity(circle);
dxf.Save("after remove and add.dxf");
dxf.RemoveEntity(dim1);
dxf.Save("remove dim.dxf");
dxf.AddEntity(dim1);
dxf.Save("add dim.dxf");
DxfDocument dxf2 = DxfDocument.Load("dim block names.dxf");
dxf2.AddEntity(dim1);
dxf2.Save("dim block names2.dxf");
}
