DWG Drawing Mapping

Table of Contents

• Drawing Entities
• View Entities
• Composite Entities
• 3D Entities
• Wireframe Entities
• Point Entities
• Dimension Entities
• Annotation Entities
• Tolerance Entities
• Hatching Entities
• Ressource Entities
• Layer Entities
• Attribute Entities

Drawing Entities

Drawing entities are stored in a Dtk_Node with type Dtk_Node::DrawingType.

DWG Entity	DATAKIT Class	Remarks
Paper Space / Model Space Layouts	Dtk_Drawing	To treat the DWG/DXF Model Space as a drawing, use the option DwgDtkReader::SetReadFileAsDrawing(), see Options for DWG Reader

View Entities

DWG Entity	DATAKIT Class	Remarks
Viewport	Dtk_View

Composite Entities

DWG Entity	DATAKIT Class	Remarks
Block Reference	Dtk_CompositeEntity
MInsert Block	Set of Dtk_CompositeEntity
Table	Dtk_CompositeEntity
AEC_MVBLOCK_REF	Dtk_CompositeEntity

3D Entities

DWG Entity	DATAKIT Class	Remarks
Projected bodies	Set of Dtk_Curve
Projected meshes	Set of Dtk_Curve

Wireframe Entities

DWG Entity	DATAKIT Class	Remarks
2D Polyline	Dtk_Polyline or Dtk_NurbsCurve	Dtk_NurbsCurve if the entity contains any arc segments, Dtk_Polyline otherwise
3D Polyline	Dtk_Polyline
Arc	Dtk_Ellipse
Circle	Dtk_Ellipse
Ellipse	Dtk_Ellipse
Helix	Dtk_NurbsCurve
Line	Dtk_Line
MLine	Set of Dtk_Polyline
Polyline	Dtk_Polyline or Dtk_NurbsCurve	Dtk_NurbsCurve if the entity contains any arc segments, Dtk_Polyline otherwise
Spline	Dtk_NurbsCurve
Ray	Dtk_Line	Has infinite geometry, see Dtk_Info::GetInfiniteGeometryFlag()
XLine	Dtk_Line
Point	Dtk_Line	Available for entities with a non-zero thickness
Proxy Entity	Dtk_Curve	Depends on the Proxy type

Point Entities

DWG Entity	DATAKIT Class	Remarks
Point	Dtk_Point

Dimension Entities

DWG Entity	DATAKIT Class	Remarks
3 Point Angular Dimension	Dtk_Dimension	With type Dtk_Dimension::AngularDimension
Aligned Dimension	Dtk_Dimension	With type Dtk_Dimension::LinearDimension
Angular Dimension	Dtk_Dimension	With type Dtk_Dimension::AngularDimension
Arc Length Dimension	Dtk_Dimension	With type Dtk_Dimension::CurvilinearDimension
Diametric Dimension	Dtk_Dimension	With type Dtk_Dimension::DiameterDimension
Jogged Dimension	Dtk_Dimension	With type Dtk_Dimension::RadiusDimension
Ordinate Dimension	Dtk_Dimension	With type Dtk_Dimension::CumulatedDimension
Radial Dimension	Dtk_Dimension	With type Dtk_Dimension::RadiusDimension
Rotated Dimension	Dtk_Dimension	With type Dtk_Dimension::LinearDimension

Annotation Entities

DWG Entity	DATAKIT Class	Remarks
ARCALIGNEDTEXT	Dtk_Symbol	With type Dtk_Symbol::TypeNote
MText	Dtk_Symbol	With type Dtk_Symbol::TypeNote
Multileader	Dtk_Symbol	With type Dtk_Symbol::TypeNote
RTEXT	Dtk_Symbol	With type Dtk_Symbol::TypeNote
Text	Dtk_Symbol	With type Dtk_Symbol::TypeNote
Leader	Dtk_Symbol	With type Dtk_Symbol::TypeArrow
Proxy Entity	Dtk_Symbol	Depends on the Proxy type

Tolerance Entities

DWG Entity	DATAKIT Class	Remarks
Tolerance	Dtk_GeometricalTolerance

Hatching Entities

DWG Entity	DATAKIT Class	Remarks
Hatch	Dtk_Hatching

Ressource Entities

DWG Entity	DATAKIT Class	Remarks
OLE	Dtk_OLEObject
Raster Image	Dtk_picture

Layer Entities

Layer entities are stored in a Dtk_Node with type Dtk_Node::LayerInfosSetType.

DWG Entity	DATAKIT Class	Remarks
Layers	Dtk_LayerInfosSet

Attribute Entities

DWG Entity	DATAKIT Class	Remarks
Color	Dtk_Info::GetColor() or Dtk_Info::GetColorId()
Layer	Dtk_Info::GetLayer()
Linetype	Dtk_Info::GetCurveLineTypeDefinition() or Dtk_Info::GetCurveLineTypeDefinitionId()
Lineweight	Dtk_Info::GetCurveThickNessInMM()
Name	Dtk_Info::GetName()
Visibility	Dtk_Info::GetBlankedStatus()
Handle	"Handle" attribute in Dtk_Info	DWG/DXF hexadecimal string identifier