public override void Read()
{
//Advance to the first value in the section
this._reader.ReadNext();
//Loop until the section ends
while (this._reader.LastValueAsString != DxfFileToken.EndSection)
{
CadEntityTemplate template = this.readEntity();
if (template == null)
{
continue;
}
//Add the object and the template to the builder
this._builder.AddTemplate(template);
}
}
protected CadEntityTemplate readEntity()
{
CadEntityTemplate template = null;
switch (this._reader.LastValueAsString)
{
case DxfFileToken.EntityAttribute:
template = new DwgTextEntityTemplate(new AttributeEntity());
break;
case DxfFileToken.EntityAttributeDefinition:
template = new DwgTextEntityTemplate(new AttributeDefinition());
break;
case DxfFileToken.EntityArc:
template = new CadEntityTemplate(new Arc());
break;
case DxfFileToken.EntityCircle:
template = new CadEntityTemplate(new Circle());
break;
case DxfFileToken.EntityEllipse:
template = new CadEntityTemplate(new Ellipse());
break;
case DxfFileToken.EntityLine:
template = new CadEntityTemplate(new Line());
break;
//case DxfFileToken.EntityLwPolyline:
// //template = new CadEntityTemplate(new Line());
// break;
case DxfFileToken.EntityHatch:
template = new CadHatchTemplate(new Hatch());
break;
case DxfFileToken.EntityInsert:
template = new DwgInsertTemplate(new Insert());
break;
case DxfFileToken.EntityMText:
template = new DwgTextEntityTemplate(new MText());
break;
case DxfFileToken.EntityMLine:
template = new CadMLineTemplate(new MLine());
break;
case DxfFileToken.EntityPoint:
template = new CadEntityTemplate(new Point());
break;
case DxfFileToken.EntityPolyline:
template = new CadPolyLineTemplate();
break;
case DxfFileToken.EntityRay:
template = new CadEntityTemplate(new Ray());
break;
case DxfFileToken.EntitySolid:
template = new CadEntityTemplate(new Solid());
break;
case DxfFileToken.EntityText:
template = new CadEntityTemplate(new TextEntity());
break;
case DxfFileToken.EntityVertex:
template = new CadEntityTemplate(new Vertex2D());
break;
case DxfFileToken.EntityViewport:
template = new DwgViewportTemplate(new Viewport());
break;
case DxfFileToken.EntityXline:
template = new CadEntityTemplate(new XLine());
break;
default:
this._notification?.Invoke(null, new NotificationEventArgs($"Entity not implemented: {this._reader.LastValueAsString}"));
do
{
this._reader.ReadNext();
}while (this._reader.LastDxfCode != DxfCode.Start);
return(null);
}
//Jump the 0 marker
this._reader.ReadNext();
this.readCommonObjectData(template);
while (this._reader.LastDxfCode == DxfCode.Subclass)
{
switch (this._reader.LastValueAsString)
{
case DxfSubclassMarker.Attribute:
this.readMapped <AttributeEntity>(template.CadObject, template);
break;
case DxfSubclassMarker.AttributeDefinition:
this.readMapped <AttributeDefinition>(template.CadObject, template);
break;
case DxfSubclassMarker.Arc:
this.readMapped <Arc>(template.CadObject, template);
break;
case DxfSubclassMarker.Circle:
this.readMapped <Circle>(template.CadObject, template);
break;
case DxfSubclassMarker.Ellipse:
this.readMapped <Ellipse>(template.CadObject, template);
break;
case DxfSubclassMarker.Entity:
this.readMapped <Entity>(template.CadObject, template);
break;
//case DxfSubclassMarker.Hatch:
// this.readHatch((Hatch)template.CadObject, (CadHatchTemplate)template);
// break;
case DxfSubclassMarker.Insert:
this.readMapped <Insert>(template.CadObject, template);
break;
case DxfSubclassMarker.Line:
this.readMapped <Line>(template.CadObject, template);
break;
case DxfSubclassMarker.MLine:
this.readMapped <MLine>(template.CadObject, template);
break;
case DxfSubclassMarker.MText:
this.readMapped <MText>(template.CadObject, template);
break;
case DxfSubclassMarker.Point:
this.readMapped <Point>(template.CadObject, template);
break;
//case DxfSubclassMarker.PolyfaceMesh:
// this.readMapped<PolyLine2D>(template.CadObject, template);
// break;
case DxfSubclassMarker.Polyline:
(template as CadPolyLineTemplate).SetPolyLineObject(new Polyline2D());
this.readMapped <Polyline2D>(template.CadObject, template);
break;
case DxfSubclassMarker.Polyline3d:
(template as CadPolyLineTemplate).SetPolyLineObject(new Polyline3D());
this.readMapped <Polyline3D>(template.CadObject, template);
break;
case DxfSubclassMarker.Polyline3dVertex:
this.readMapped <Vertex3D>(template.CadObject, template);
break;
case DxfSubclassMarker.Ray:
this.readMapped <Ray>(template.CadObject, template);
break;
case DxfSubclassMarker.Text:
this.readMapped <TextEntity>(template.CadObject, template);
break;
case DxfSubclassMarker.Trace:
this.readMapped <Solid>(template.CadObject, template);
break;
case DxfSubclassMarker.Vertex:
this.readMapped <Vertex>(template.CadObject, template);
break;
case DxfSubclassMarker.Viewport:
this.readMapped <Viewport>(template.CadObject, template);
break;
case DxfSubclassMarker.XLine:
this.readMapped <XLine>(template.CadObject, template);
break;
default:
this._notification?.Invoke(null, new NotificationEventArgs($"Unhandeled dxf entity subclass {this._reader.LastValueAsString}"));
while (this._reader.LastDxfCode != DxfCode.Start)
{
this._reader.ReadNext();
}
break;
}
}
return(template);
}
