/*

	This example demonstrates how to determine which edges are selected

	in the UI by using the SubComponent object via the Selection

*/ 

NewScene( null, false );

// Setup: create a polygon mesh and select some edges on it

var disc = Application.ActiveSceneRoot.AddGeometry( "Disc", "MeshSurface" );

Selection.Clear();

Selection.SetAsText( disc.Name + ".edge[113,115,117,119,121]" );

// When components are selected, the first member of the Selection

// is returned as a CollectionItem which can then be converted to a

// SubComponent object. From there, the ComponentCollection property

// converts it to the proper collection type (in this case an EdgeCollection)

var selected = Selection(0).SubComponent.ComponentCollection;

for (var i=0; i<selected.Count; i++) {

	var sel = selected(i);

	Application.LogMessage( "edge[" + sel.Index + "] is selected." );

}

// Expected results:

//INFO : edge[113] is selected.

//INFO : edge[115] is selected.

//INFO : edge[117] is selected.

//INFO : edge[119] is selected.

//INFO : edge[121] is selected.

#

# This example demonstrates how to access a NURBS-specific property

# on a NurbsSurfaceMesh. First it starts out getting the generic

# Points collection. From the PointCollection it creates a SubComponent.

# From the SubComponent, it gets the NURBS-specific ControlPointCollection

# 

app = Application

app.NewScene( "", 0 )

# Setup: create a NURBS mesh and get its point collection

grid = app.ActiveSceneRoot.AddGeometry( "Grid", "NurbsSurface" )

pnts = grid.ActivePrimitive.Geometry.Points

# Convert it to SubComponent and just for fun, consider only ten points 

# chosen at random

subcmp = pnts.SubComponent

subset = [13, 92, 24, 65, 11, 2, 4, 64, 100, 111]

subcmp.ElementArray = subset

# Now convert the SubComponent to a ControlPointCollection using the

# SubComponent.ComponentCollection property and then loop through the 

# array, checking to see if we have any boundaries

for ctrlpnt in subcmp.ComponentCollection :

	msg = "CtrlPnt[" + str(ctrlpnt.Index) + "]"

	if ctrlpnt.IsBoundary :

		msg += " on the NurbsSurface and is a boundary." 

	else :

		msg += " on the NurbsSurface and is NOT a boundary." 

	app.LogMessage( msg )

# Expected results:

#INFO : CtrlPnt[13] on the NurbsSurface and is NOT a boundary.

#INFO : CtrlPnt[92] on the NurbsSurface and is NOT a boundary.

#INFO : CtrlPnt[24] on the NurbsSurface and is NOT a boundary.

#INFO : CtrlPnt[65] on the NurbsSurface and is a boundary.

#INFO : CtrlPnt[11] on the NurbsSurface and is a boundary.

#INFO : CtrlPnt[2] on the NurbsSurface and is a boundary.

#INFO : CtrlPnt[4] on the NurbsSurface and is a boundary.

#INFO : CtrlPnt[64] on the NurbsSurface and is NOT a boundary.

#INFO : CtrlPnt[100] on the NurbsSurface and is NOT a boundary.

#INFO : CtrlPnt[111] on the NurbsSurface and is a boundary.

// Create a sample scene and select four points on a grid

var oGrid = ActiveSceneRoot.AddGeometry( "Grid", "NurbsSurface" ) ;

SelectObj( oGrid ) ;

ActivateVertexSelTool();

AddToSelection(oGrid.Name+".pnt[(0,0),(1,0),(2,0),(3,0)]", null, true);

// Print out information that is available from the OM

Application.LogMessage( ClassName( Selection(0) ) ) ;

var oSubComponent = Selection(0).SubComponent ;

Application.LogMessage( oSubComponent.Parent3DObject ) ;

Application.LogMessage( oSubComponent.Type ) ;

Application.LogMessage( ClassName( oSubComponent.ComponentCollection ) ) ;

Application.LogMessage( oSubComponent.ComponentCollection.Count ) ;

// Result of running this script:

//INFO : "CollectionItem"

//INFO : "grid"

//INFO : "pntSubComponent"

//INFO : "PointCollection"

//INFO : "4"