5.5 Annotation

CADD object also have annotation objects such as dimensions, notes, and other symbols that provides information about the 2D drawing.

Figure 5.5.1: CADD objects for annotation.

Length

It provides a quick length measurement of the object.

Figure 5.5.2: A quick length measurement of a 2D drawing.

Area

It provides a quick area measurement of a 2D drawing.

Figure 5.5.3: A quick area measurement of a 2D drawing.

Dimension

CADDDimensionLine object provides dimension of a length measured in a 2D drawing.

Figure 5.5.4: CADDDimensionLine object in a 2D drawing.

CADDDimensionLine object can also be added in the ParamML code as shown below.

<O N="Elevation" T="CADD">

<O T="CADDRect" X="0" Y="0" RZ="0">

<P N="W" V="4" />

<P N="H" V="6" />

</O>

<O T="CADDDimensionLine" X="0" Y="H/2" RZ="0">

<O T="Point" X="-W/2" Y="0" />

<O T="Point" X="W/2" Y="0" />

<O T="Point" X="0" Y="H/3" />

</O>

</O>

Radial

CADDDimensionRadius object provides dimension of a radius of a circle measured in a 2D drawing.

Figure 5.5.5: CADDDimensionRadius object in a 2D drawing.

CADDDimensionRadius object can also be added in the ParamML code as shown below.

<O N="Elevation" T="CADD">

<O T="CADDCircle" X="0" Y="0" RZ="0">

<P N="Radius" V="4" />

</O>

<O T="CADDDimensionRadius" X="5" Y="-1.6" RZ="0">

<P N="Radius" V="4.000" T="Text" />

<O T="Point" X="-1.2" Y="0.4" />

<O T="Point" X="-0.4" Y="-0.2" />

</O>

</O>

Cloud

CADDCloud object is used to add a revision cloud to call attention of specific part of the 2D drawing that was revised. It is a polyline consisting sequential arcs that form a cloud-shaped object.

Figure 5.5.6: CADDCloud object in a 2D drawing.

Text

CADDText object is used to add text in a CAD drawing.

Figure 5.5.7: CADDText object in a 2D drawing.

CADDText object can also be added in the ParamML code as shown below.

<O N="Elevation" T="CADD">

<O T="CADDRect" X="0" Y="0" RZ="0">

<P N="W" V="4" />

<P N="H" V="6" />

</O>

<O T="CADDCloud" X="0.07519535568197976" Y="-0.05278129738321804" RZ="0">

.

.

.

</O>

<O T="CADDText" X="4.31" Y="2.67" RZ="0">

<P N="W" V="1.79" />

<P N="H" V="0.57" />

<P N="Size" V="0.33" />

<P N="Text" V="Rev.1" T="Text" />

</O>

</O>

Pin

CADDPin object is used to add a revision triangle to call attention of specific part of the 2D drawing that was revised.

Figure 5.5.8: CADDPin object in a 2D drawing.

CADDPin object can also be added in the ParamML code as shown below.

<O N="Elevation" T="CADD">

<O T="CADDRect" X="0" Y="0" RZ="0">

<P N="W" V="4" />

<P N="H" V="6" />

</O>

<O T="CADDCloud" X="0.07519535568197976" Y="-0.05278129738321804" RZ="0">

.

.

.

</O>

<O T="CADDPin" X="-2.85" Y="3.61" RZ="0" />

</O>