/// <summary>
/// Populates an entites properties from the binary stream
/// </summary>
/// <param name="entity"></param>
/// <param name="cache"></param>
/// <param name="br"></param>
/// <param name="unCached">If true instances inside the properties are not added to the cache</param>
/// <param name="fromCache"> If true the instance is read from the cache if not present it is created, used during parsing
public static void ReadEntityProperties(this IPersistIfcEntity entity, IfcPersistedInstanceCache cache, BinaryReader br, bool unCached = false,bool fromCache = false)
{
P21ParseAction action = (P21ParseAction)br.ReadByte();
XbimParserState parserState = new XbimParserState(entity);
while (action != P21ParseAction.EndEntity)
{
switch (action)
{
case P21ParseAction.BeginList:
parserState.BeginList();
break;
case P21ParseAction.EndList:
parserState.EndList();
break;
case P21ParseAction.BeginComplex:
break;
case P21ParseAction.EndComplex:
break;
case P21ParseAction.SetIntegerValue:
parserState.SetIntegerValue(br.ReadInt64());
break;
case P21ParseAction.SetHexValue:
parserState.SetHexValue(br.ReadInt64());
break;
case P21ParseAction.SetFloatValue:
parserState.SetFloatValue(br.ReadDouble());
break;
case P21ParseAction.SetStringValue:
parserState.SetStringValue(br.ReadString());
break;
case P21ParseAction.SetEnumValue:
parserState.SetEnumValue(br.ReadString());
break;
case P21ParseAction.SetBooleanValue:
parserState.SetBooleanValue(br.ReadBoolean());
break;
case P21ParseAction.SetNonDefinedValue:
parserState.SetNonDefinedValue();
break;
case P21ParseAction.SetOverrideValue:
parserState.SetOverrideValue();
break;
case P21ParseAction.SetObjectValueUInt16:
if (fromCache)
{
int label = br.ReadUInt16();
IPersistIfcEntity refEntity;
if (!parserState.InList && cache.Read.TryGetValue(label, out refEntity)) //if we are in a list then make a forward reference anyway to make sure we maintain list order
parserState.SetObjectValue(refEntity);
else
{
cache.AddForwardReference(new IfcForwardReference(label, parserState.CurrentPropertyId, entity));
parserState.SkipProperty();
}
}
else
parserState.SetObjectValue(cache.GetInstance(br.ReadUInt16(), false, unCached));
break;
case P21ParseAction.SetObjectValueInt32:
if (fromCache)
{
int label = br.ReadInt32();
IPersistIfcEntity refEntity;
if (!parserState.InList && cache.Read.TryGetValue(label, out refEntity)) //if we are in a list then make a forward reference anyway to make sure we maintain list order
parserState.SetObjectValue(refEntity);
else
{
cache.AddForwardReference(new IfcForwardReference(label, parserState.CurrentPropertyId, entity));
parserState.SkipProperty();
}
}
else
parserState.SetObjectValue(cache.GetInstance(br.ReadInt32(), false, unCached));
break;
case P21ParseAction.SetObjectValueInt64:
throw new XbimException("Entity Label is int64, this is not currently supported");
//parserState.SetObjectValue(cache.GetInstance(br.ReadInt64(), false, unCached));
//break;
case P21ParseAction.BeginNestedType:
parserState.BeginNestedType(br.ReadString());
break;
case P21ParseAction.EndNestedType:
parserState.EndNestedType();
break;
case P21ParseAction.EndEntity:
parserState.EndEntity();
break;
case P21ParseAction.NewEntity:
parserState = new XbimParserState(entity);
break;
default:
throw new XbimException("Invalid Property Record #" + entity.EntityLabel + " EntityType: " + entity.GetType().Name);
}
action = (P21ParseAction)br.ReadByte();
}
}
/// <summary>
/// Populates an entites properties from the binary stream
/// </summary>
/// <param name="entity"></param>
/// <param name="cache"></param>
/// <param name="br"></param>
/// <param name="unCached">If true instances inside the properties are not added to the cache</param>
/// <param name="fromCache"> If true the instance is read from the cache if not present it is created, used during parsing</param>
internal static void ReadEntityProperties(this IPersistEntity entity, PersistedEntityInstanceCache cache, BinaryReader br, bool unCached = false, bool fromCache = false)
{
var action = (P21ParseAction)br.ReadByte();
var parserState = new XbimParserState(entity);
while (action != P21ParseAction.EndEntity)
{
switch (action)
{
case P21ParseAction.BeginList:
parserState.BeginList();
break;
case P21ParseAction.EndList:
parserState.EndList();
break;
case P21ParseAction.BeginComplex:
break;
case P21ParseAction.EndComplex:
break;
case P21ParseAction.SetIntegerValue:
parserState.SetIntegerValue(br.ReadInt64());
break;
case P21ParseAction.SetHexValue:
parserState.SetHexValue(br.ReadInt64());
break;
case P21ParseAction.SetFloatValue:
parserState.SetFloatValue(br.ReadDouble());
break;
case P21ParseAction.SetStringValue:
parserState.SetStringValue(br.ReadString());
break;
case P21ParseAction.SetEnumValue:
parserState.SetEnumValue(br.ReadString());
break;
case P21ParseAction.SetBooleanValue:
parserState.SetBooleanValue(br.ReadBoolean());
break;
case P21ParseAction.SetNonDefinedValue:
parserState.SetNonDefinedValue();
break;
case P21ParseAction.SetOverrideValue:
parserState.SetOverrideValue();
break;
case P21ParseAction.SetObjectValueUInt16:
if (fromCache)
{
int label = br.ReadUInt16();
IPersistEntity refEntity;
if (!parserState.InList && cache.Read.TryGetValue(label, out refEntity)) //if we are in a list then make a forward reference anyway to make sure we maintain list order
{
parserState.SetObjectValue(refEntity);
}
else
{
cache.AddForwardReference(new StepForwardReference(label, parserState.CurrentPropertyId, entity, parserState.NestedIndex));
parserState.SkipProperty();
}
}
else
{
parserState.SetObjectValue(cache.GetInstance(br.ReadUInt16(), false, unCached));
}
break;
case P21ParseAction.SetObjectValueInt32:
if (fromCache)
{
var label = br.ReadInt32();
IPersistEntity refEntity;
if (!parserState.InList && cache.Read.TryGetValue(label, out refEntity)) //if we are in a list then make a forward reference anyway to make sure we maintain list order
{
parserState.SetObjectValue(refEntity);
}
else
{
cache.AddForwardReference(new StepForwardReference(label, parserState.CurrentPropertyId, entity, parserState.NestedIndex));
parserState.SkipProperty();
}
}
else
{
parserState.SetObjectValue(cache.GetInstance(br.ReadInt32(), false, unCached));
}
break;
case P21ParseAction.SetObjectValueInt64:
throw new XbimException("Entity Label is int64, this is not currently supported");
//parserState.SetObjectValue(cache.GetInstance(br.ReadInt64(), false, unCached));
//break;
case P21ParseAction.BeginNestedType:
parserState.BeginNestedType(br.ReadString());
break;
case P21ParseAction.EndNestedType:
parserState.EndNestedType();
break;
case P21ParseAction.EndEntity:
parserState.EndEntity();
break;
case P21ParseAction.NewEntity:
parserState = new XbimParserState(entity);
break;
default:
throw new XbimException("Invalid Property Record #" + entity.EntityLabel + " EntityType: " + entity.GetType().Name);
}
action = (P21ParseAction)br.ReadByte();
}
}
internal static void WriteEntity(this IPersistIfcEntity entity, TextWriter tw, byte[] propertyData)
{
tw.Write(string.Format("#{0}={1}", Math.Abs(entity.EntityLabel), entity.GetType().Name.ToUpper()));
BinaryReader br = new BinaryReader(new MemoryStream(propertyData));
P21ParseAction action = (P21ParseAction)br.ReadByte();
bool comma = false; //the first property
XbimParserState parserState = new XbimParserState(entity);
while (action != P21ParseAction.EndEntity)
{
switch (action)
{
case P21ParseAction.BeginList:
tw.Write("(");
break;
case P21ParseAction.EndList:
tw.Write(")");
break;
case P21ParseAction.BeginComplex:
tw.Write("&SCOPE");
break;
case P21ParseAction.EndComplex:
tw.Write("ENDSCOPE");
break;
case P21ParseAction.SetIntegerValue:
if (comma) tw.Write(",");
comma = true;
tw.Write(br.ReadInt64().ToString());
break;
case P21ParseAction.SetHexValue:
if (comma) tw.Write(",");
comma = true;
tw.Write(Convert.ToString(br.ReadInt64(),16));
break;
case P21ParseAction.SetFloatValue:
if (comma) tw.Write(",");
comma = true;
tw.Write(IfcReal.AsPart21(br.ReadDouble()));
break;
case P21ParseAction.SetStringValue:
if (comma) tw.Write(",");
comma = true;
tw.Write(br.ReadString());
break;
case P21ParseAction.SetEnumValue:
if (comma) tw.Write(",");
comma = true;
tw.Write("." + br.ReadString() + ".");
break;
case P21ParseAction.SetBooleanValue:
if (comma) tw.Write(",");
comma = true;
tw.Write(br.ReadBoolean() ? ".T." : ".F.");
break;
case P21ParseAction.SetNonDefinedValue:
if (comma) tw.Write(",");
comma = true;
tw.Write("$");
break;
case P21ParseAction.SetOverrideValue:
if (comma) tw.Write(",");
comma = true;
tw.Write("*");
break;
case P21ParseAction.SetObjectValueUInt16:
if (comma) tw.Write(",");
comma = true;
tw.Write("#"+ br.ReadUInt16().ToString());
break;
case P21ParseAction.SetObjectValueInt32:
if (comma) tw.Write(",");
comma = true;
tw.Write("#" + br.ReadInt32().ToString());
break;
case P21ParseAction.SetObjectValueInt64:
if (comma) tw.Write(",");
comma = true;
tw.Write("#" + br.ReadInt64().ToString());
break;
case P21ParseAction.BeginNestedType:
if (comma) tw.Write(",");
comma = false;
tw.Write(br.ReadString()+"(");
break;
case P21ParseAction.EndNestedType:
comma = true;
tw.Write(")");
break;
case P21ParseAction.EndEntity:
tw.Write(");");
break;
case P21ParseAction.NewEntity:
comma = false;
tw.Write("(");
break;
default:
throw new Exception("Invalid Property Record #" + entity.EntityLabel + " EntityType: " + entity.GetType().Name);
}
action = (P21ParseAction)br.ReadByte();
}
tw.WriteLine();
}
internal static void WriteEntity(this IPersistIfcEntity entity, TextWriter tw, byte[] propertyData)
{
tw.Write(string.Format("#{0}={1}", entity.EntityLabel, entity.GetType().Name.ToUpper()));
BinaryReader br = new BinaryReader(new MemoryStream(propertyData));
P21ParseAction action = (P21ParseAction)br.ReadByte();
bool comma = false; //the first property
XbimParserState parserState = new XbimParserState(entity);
while (action != P21ParseAction.EndEntity)
{
switch (action)
{
case P21ParseAction.BeginList:
tw.Write("(");
break;
case P21ParseAction.EndList:
tw.Write(")");
break;
case P21ParseAction.BeginComplex:
tw.Write("&SCOPE");
break;
case P21ParseAction.EndComplex:
tw.Write("ENDSCOPE");
break;
case P21ParseAction.SetIntegerValue:
if (comma)
{
tw.Write(",");
}
comma = true;
tw.Write(br.ReadInt64().ToString());
break;
case P21ParseAction.SetHexValue:
if (comma)
{
tw.Write(",");
}
comma = true;
tw.Write(Convert.ToString(br.ReadInt64(), 16));
break;
case P21ParseAction.SetFloatValue:
if (comma)
{
tw.Write(",");
}
comma = true;
tw.Write(IfcReal.AsPart21(br.ReadDouble()));
break;
case P21ParseAction.SetStringValue:
if (comma)
{
tw.Write(",");
}
comma = true;
tw.Write(br.ReadString());
break;
case P21ParseAction.SetEnumValue:
if (comma)
{
tw.Write(",");
}
comma = true;
tw.Write("." + br.ReadString() + ".");
break;
case P21ParseAction.SetBooleanValue:
if (comma)
{
tw.Write(",");
}
comma = true;
tw.Write(br.ReadBoolean() ? ".T." : ".F.");
break;
case P21ParseAction.SetNonDefinedValue:
if (comma)
{
tw.Write(",");
}
comma = true;
tw.Write("$");
break;
case P21ParseAction.SetOverrideValue:
if (comma)
{
tw.Write(",");
}
comma = true;
tw.Write("*");
break;
case P21ParseAction.SetObjectValueUInt16:
if (comma)
{
tw.Write(",");
}
comma = true;
tw.Write("#" + br.ReadUInt16().ToString());
break;
case P21ParseAction.SetObjectValueInt32:
if (comma)
{
tw.Write(",");
}
comma = true;
tw.Write("#" + br.ReadInt32().ToString());
break;
case P21ParseAction.SetObjectValueInt64:
if (comma)
{
tw.Write(",");
}
comma = true;
tw.Write("#" + br.ReadInt64().ToString());
break;
case P21ParseAction.BeginNestedType:
if (comma)
{
tw.Write(",");
}
comma = false;
tw.Write(br.ReadString() + "(");
break;
case P21ParseAction.EndNestedType:
comma = true;
tw.Write(")");
break;
case P21ParseAction.EndEntity:
tw.Write(");");
break;
case P21ParseAction.NewEntity:
comma = false;
tw.Write("(");
break;
default:
throw new Exception("Invalid Property Record #" + entity.EntityLabel + " EntityType: " + entity.GetType().Name);
}
action = (P21ParseAction)br.ReadByte();
}
tw.WriteLine();
}