public string BlockInstanceToNativeDB(BlockInstance instance, out BlockReference reference, bool AppendToModelSpace = true)
{
string result = null;
reference = null;
// block definition
ObjectId definitionId = BlockDefinitionToNativeDB(instance.blockDefinition);
if (definitionId == ObjectId.Null)
{
return(result);
}
// insertion pt
Point3d insertionPoint = PointToNative(instance.GetInsertionPoint());
// transform
double[] transform = instance.transform.value;
for (int i = 3; i < 12; i += 4)
{
transform[i] = ScaleToNative(transform[i], instance.units);
}
Matrix3d convertedTransform = new Matrix3d(transform);
// add block reference
BlockTableRecord modelSpaceRecord = Doc.Database.GetModelSpace();
BlockReference br = new BlockReference(insertionPoint, definitionId);
br.BlockTransform = convertedTransform;
// add attributes if there are any
var attributes = instance["attributes"] as Dictionary <string, string>;
if (attributes != null)
{
// TODO: figure out how to add attributes
}
ObjectId id = ObjectId.Null;
if (AppendToModelSpace)
{
id = modelSpaceRecord.Append(br);
}
// return
result = "success";
if ((id.IsValid && !id.IsNull) || !AppendToModelSpace)
{
reference = br;
}
return(result);
}
// Blocks
public BlockInstance BlockReferenceToSpeckle(BlockReference reference)
{
/*
* // skip if dynamic block
* if (reference.IsDynamicBlock)
* return null;
*/
// get record
BlockDefinition definition = null;
var attributes = new Dictionary <string, string>();
BlockTableRecord btr = (BlockTableRecord)Trans.GetObject(reference.BlockTableRecord, OpenMode.ForRead);
definition = BlockRecordToSpeckle(btr);
foreach (ObjectId id in reference.AttributeCollection)
{
AttributeReference attRef = (AttributeReference)Trans.GetObject(id, OpenMode.ForRead);
attributes.Add(attRef.Tag, attRef.TextString);
}
if (definition == null)
{
return(null);
}
var instance = new BlockInstance()
{
transform = new Transform(reference.BlockTransform.ToArray(), ModelUnits),
blockDefinition = definition,
units = ModelUnits
};
// add attributes
instance["attributes"] = attributes;
return(instance);
}