/// <summary>
/// MRhinoVisualAnalysisMode override
/// </summary>
public override bool ObjectSupportsAnalysisMode(IRhinoObject obj)
{
bool rc = false;
if (null != obj)
{
switch (obj.ObjectType())
{
case IOn.object_type.mesh_object:
rc = true;
break;
case IOn.object_type.surface_object:
case IOn.object_type.polysrf_filter:
case IOn.object_type.brep_object:
{
if (null != MRhinoBrepObject.ConstCast(obj))
{
rc = true;
}
}
break;
}
}
return(rc);
}
///<summary> This gets called when when the user runs this command.</summary>
public override IRhinoCommand.result RunCommand(IRhinoCommandContext context)
{
string path = Environment.GetFolderPath(Environment.SpecialFolder.Desktop);
int count = 0;
context.m_doc.UnselectAll();
MRhinoObjectIterator it = new MRhinoObjectIterator(
IRhinoObjectIterator.object_state.normal_objects,
IRhinoObjectIterator.object_category.active_objects
);
IRhinoObject obj = null;
for (obj = it.First(); null != obj; obj = it.Next())
{
if (obj.IsSolid())
{
IOn.object_type type = obj.ObjectType();
if (type == IOn.object_type.surface_object || type == IOn.object_type.brep_object)
{
obj.Select(true);
string fname = string.Format("{0}\\rhino_sat_export_{1}.sat", path, count++);
string script = string.Format("_-Export \"{0}\" Inventor _Enter", fname);
RhUtil.RhinoApp().RunScript(script, 1);
obj.Select(false);
}
}
}
context.m_doc.Redraw();
return(IRhinoCommand.result.success);
}
/// <summary>
/// MRhinoVisualAnalysisMode override
/// </summary>
public override bool ObjectSupportsAnalysisMode(IRhinoObject obj)
{
bool rc = false;
if (null != obj)
{
switch (obj.ObjectType())
{
case IOn.object_type.mesh_object:
rc = true;
break;
case IOn.object_type.surface_object:
case IOn.object_type.polysrf_filter:
case IOn.object_type.brep_object:
{
if (null != MRhinoBrepObject.ConstCast(obj))
rc = true;
}
break;
}
}
return rc;
}
///<summary> This gets called when when the user runs this command.</summary>
public override IRhinoCommand.result RunCommand(IRhinoCommandContext context)
{
// Step 1, select objects to include in the instance definition
MRhinoGetObject go = new MRhinoGetObject();
go.SetCommandPrompt("Select objects to define block");
go.EnableReferenceObjectSelect(false);
go.EnableSubObjectSelect(false);
go.EnableGroupSelect(true);
// Phantoms, grips, lights, etc., cannot be in instance definitions.
uint forbidden_geometry_filter = (uint)(IRhinoGetObject.GEOMETRY_TYPE_FILTER.light_object |
IRhinoGetObject.GEOMETRY_TYPE_FILTER.grip_object |
IRhinoGetObject.GEOMETRY_TYPE_FILTER.phantom_object
);
uint geometry_filter = forbidden_geometry_filter ^ (uint)IRhinoGetObject.GEOMETRY_TYPE_FILTER.any_object;
go.SetGeometryFilter(geometry_filter);
go.GetObjects(1, 0);
if (go.CommandResult() != IRhinoCommand.result.success)
{
return(go.CommandResult());
}
// Step 2, select base point
MRhinoGetPoint gp = new MRhinoGetPoint();
gp.SetCommandPrompt("Block base point");
gp.GetPoint();
if (gp.CommandResult() != IRhinoCommand.result.success)
{
return(gp.CommandResult());
}
On3dPoint base_point = gp.Point();
// Step 3, get instance definition name
MRhinoGetString gs = new MRhinoGetString();
gs.SetCommandPrompt("Block definition name");
gs.SetDefaultString(GetUnusedInstanceDefinitionName(context.m_doc));
gs.GetString();
if (gs.CommandResult() != IRhinoCommand.result.success)
{
return(gs.CommandResult());
}
string idef_name = gs.String().Trim();
if (string.IsNullOrEmpty(idef_name))
{
return(IRhinoCommand.result.nothing);
}
// Step 4, verify objects
int found_index = context.m_doc.m_instance_definition_table.FindInstanceDefinition(idef_name);
List <IRhinoObject> objects = new List <IRhinoObject>();
bool bQuietly = context.IsInteractive() ? false : true;
for (int i = 0; i < go.ObjectCount(); i++)
{
IRhinoObject obj = go.Object(i).Object();
if (obj == null)
{
continue;
}
// Probably don't need to do this...
if (0 != (forbidden_geometry_filter & (uint)obj.ObjectType()))
{
continue;
}
if (obj.ObjectType() == IOn.object_type.instance_reference)
{
IRhinoInstanceObject iref_obj = MRhinoInstanceObject.ConstCast(obj);
if (iref_obj != null)
{
if (found_index >= 0 && iref_obj.UsesDefinition(found_index) > 0)
{
if (!bQuietly)
{
RhUtil.RhinoApp().Print("Unable to create block.\n");
}
return(IRhinoCommand.result.failure);
}
}
}
objects.Add(obj);
}
// Step 5, create instance definition
OnInstanceDefinition idef = new OnInstanceDefinition();
idef.SetName(idef_name);
int idef_index = CreateInstanceDefinition(context.m_doc, idef, base_point, objects, bQuietly);
if (idef_index < 0)
{
return(IRhinoCommand.result.failure);
}
// Step 6, create the instance reference
OnXform xform = new OnXform();
xform.Translation(base_point - new On3dPoint(OnUtil.On_origin));
IRhinoInstanceObject inst_obj = context.m_doc.m_instance_definition_table.CreateInstanceObject(idef_index, xform);
if (inst_obj != null)
{
inst_obj.Select(true);
}
else
{
if (!bQuietly)
{
RhUtil.RhinoApp().Print("Error creating block.\n");
}
return(IRhinoCommand.result.failure);
}
// Step 7, delete existing geometry
for (int i = 0; i < objects.Count; i++)
{
context.m_doc.DeleteObject(new MRhinoObjRef(objects[i]));
}
context.m_doc.Redraw();
return(IRhinoCommand.result.success);
}
int CreateInstanceDefinition(MRhinoDoc doc, IOnInstanceDefinition idef, IOn3dPoint point, List <IRhinoObject> objects, bool bQuietly)
{
int found_index = doc.m_instance_definition_table.FindInstanceDefinition(idef.Name(), true);
List <IRhinoObject> idef_objects = new List <IRhinoObject>();
OnXform xform = new OnXform();
xform.Translation(new On3dPoint(OnUtil.On_origin) - point);
for (int i = 0; i < objects.Count; i++)
{
IRhinoObject obj = objects[i];
if (obj == null)
{
continue;
}
if (obj.ObjectType() == IOn.object_type.light_object ||
obj.ObjectType() == IOn.object_type.grip_object ||
obj.ObjectType() == IOn.object_type.phantom_object
)
{
continue;
}
// Transform geometry and attributes, but do not add to the document
MRhinoObject dupe = doc.TransformObject(obj, xform, false, false, false);
if (dupe != null)
{
if (doc.AddObject(dupe, false, true))
{
idef_objects.Add(dupe);
}
}
}
if (idef_objects.Count < 1)
{
return(-1);
}
int idef_index = -1;
if (found_index < 0)
{
idef_index = doc.m_instance_definition_table.AddInstanceDefinition(idef, idef_objects.ToArray(), false, bQuietly);
}
else if (doc.m_instance_definition_table.ModifyInstanceDefinitionGeometry(found_index, idef_objects.ToArray(), bQuietly))
{
idef_index = found_index;
doc.m_instance_definition_table.ModifyInstanceDefinition(idef, idef_index, (uint)IDEF_SETTINGS.all_idef_settings, bQuietly);
if (!bQuietly)
{
IRhinoInstanceObject[] iref_object_list = null;
int iref_count = doc.m_instance_definition_table[found_index].GetReferences(out iref_object_list);
if (iref_count > 0)
{
RhUtil.RhinoApp().Print(string.Format("{0} Instances of block \"{1}\" have been updated.\n", iref_count, idef.Name()));
}
}
}
if (idef_index < 0 && !bQuietly)
{
string message = (found_index < 0) ? "Error creating block.\n" : "Error modifying block.\n";
RhUtil.RhinoApp().Print(message);
}
return(idef_index);
}