private void method_16(
DxfReader r,
Class285 objectBuilder,
ref Interface30 binaryDataReader,
ref Interface30 stringDataReader,
ref long graphicsDataSizeInBytes,
ref PagedMemoryStream graphicsData,
ref Stream currentStream)
{
string subclass = (string)r.CurrentGroup.Value;
r.method_85();
this.stream_0 = (Stream)null;
this.stream_1 = (Stream)null;
while (!r.method_92(subclass))
{
if (!this.method_17(r, objectBuilder, ref graphicsDataSizeInBytes, ref graphicsData, ref currentStream))
{
r.method_85();
}
}
if (this.stream_0 != null)
{
this.stream_0.Position = 0L;
binaryDataReader = Class444.Create(r.ModelBuilder.Version, this.stream_0);
}
if (this.stream_1 == null)
{
return;
}
this.stream_1.Position = 0L;
stringDataReader = Class444.Create(r.ModelBuilder.Version, this.stream_1);
}
private static void smethod_20(Class722 A_0, Class722 A_1, Class444 A_2)
{
bool flag;
int num = A_2.method_2();
int num2 = A_2.method_3();
int num3 = smethod_22(A_0, num, false);
int num4 = smethod_22(A_0, num, true);
int num5 = smethod_22(A_1, num2, false);
int num6 = smethod_22(A_1, num2, true);
Class448 class2 = smethod_23(A_0, num, num4);
Class448 class3 = smethod_23(A_1, num2, num5);
PointF tf = smethod_24(class2);
PointF tf2 = smethod_24(class3);
Class448 class4 = new Class448(A_0.method_20(num).method_2(), A_1.method_20(num2).method_2());
Class448 class5 = new Class448(tf, tf2);
if (flag = Class448.smethod_8(class4, class5))
{
class2 = smethod_23(A_0, num, num3);
class3 = smethod_23(A_1, num2, num6);
tf = smethod_24(class2);
tf2 = smethod_24(class3);
}
if (tf != PointF.Empty)
{
A_0.method_6(flag ? num : num4, new Class886(tf));
}
if (tf2 != PointF.Empty)
{
A_1.method_6(flag ? num6 : num2, new Class886(tf2));
}
num4 = smethod_22(A_0, num, true);
num6 = smethod_22(A_1, num2, true);
A_0.method_3(num4, A_1.method_9(num6));
}
private static void smethod_19(ArrayList A_0, int A_1)
{
Class444 class2 = smethod_21(A_0, A_1);
Class722 class3 = (Class722)A_0[class2.method_4()];
Class722 class4 = (Class722)A_0[class2.method_5()];
smethod_20(class3, class4, class2);
A_0.RemoveAt(class2.method_4());
A_0.RemoveAt(class2.method_5());
A_0.Insert(0, class3);
}
internal override void Read(Class434 or, Class259 objectBuilder)
{
base.Read(or, objectBuilder);
Interface30 objectBitStream = or.ObjectBitStream;
int num1;
if (or.Builder.Version > DxfVersion.Dxf14)
{
num1 = objectBitStream.imethod_11();
if (or.Builder.Version > DxfVersion.Dxf15)
{
objectBitStream.ReadString();
}
int num2 = objectBitStream.imethod_11();
this.dwgVersion_0 = (DwgVersion)(num2 & (int)ushort.MaxValue);
this.short_1 = (short)(num2 >> 16);
this.bool_2 = objectBitStream.imethod_6();
if (this.bool_2)
{
objectBitStream.imethod_11();
objectBitStream.imethod_11();
}
}
else
{
num1 = objectBitStream.imethod_11();
objectBitStream.imethod_11();
}
this.dxfClass_0 = or.Builder.Model.Classes.GetClassWithClassNumber((short)num1);
Class1048 class1048 = (Class1048)objectBitStream;
this.stream_0 = (Stream) new PagedMemoryStream(1024L, 1024);
this.long_0 = (long)class1048.MainReader.imethod_21((PagedMemoryStream)this.stream_0);
Class444.Create(or.Builder.Version, this.stream_0);
if (class1048.StringReader != class1048.MainReader)
{
this.stream_1 = (Stream) new PagedMemoryStream(1024L, 1024);
this.uint_0 = class1048.StringReader.imethod_21((PagedMemoryStream)this.stream_1);
}
else
{
this.method_13(or.Builder.Version);
}
while (class1048.HandleReader.Stream.Position < class1048.HandleReader.Stream.Length)
{
ReferenceType referenceType;
ulong handle = class1048.HandleReader.imethod_34(0UL, true, out referenceType);
DxfTypedObjectReference typedObjectReference = new DxfTypedObjectReference(referenceType);
this.list_0.Add(typedObjectReference);
objectBuilder.ChildBuilders.Add((Interface10)typedObjectReference.method_0(handle));
}
}
private static Class444 smethod_21(ArrayList A_0, int A_1)
{
Class444 class2 = null;
for (int i = 0; i < A_0.Count; i++)
{
if (A_1 != i)
{
Class444 class3 = new Class444((Class722)A_0[A_1], (Class722)A_0[i], A_1, i);
if ((class2 == null) || (class3.method_1() < class2.method_1()))
{
class2 = class3;
}
}
}
return(class2);
}
private void method_20(DxfWriter w)
{
Interface30 binaryDataReader = Class444.Create(w.Version, this.stream_0);
binaryDataReader.imethod_4(0L);
Interface30 stringDataReader = (Interface30)null;
if (this.stream_1 != null)
{
stringDataReader = Class444.Create(w.Version, this.stream_1);
stringDataReader.imethod_4(0L);
}
DxfProxyEntity.Class362 class362 = new DxfProxyEntity.Class362(this.dwgVersion_0, this.long_0, binaryDataReader, this.uint_0, stringDataReader, this.list_0);
while (!class362.IsAtEndOfStream)
{
Struct18 group = class362.method_0();
w.Write(group);
}
}
internal override void Write(Class432 ow)
{
base.Write(ow);
Interface29 objectWriter = ow.ObjectWriter;
if (ow.Version > DxfVersion.Dxf14)
{
objectWriter.imethod_33(this.dxfClass_0 == null ? 0 : (int)this.dxfClass_0.ClassNumber);
if (ow.Version > DxfVersion.Dxf15)
{
objectWriter.imethod_4("cn:" + (this.dxfClass_0 == null ? string.Empty : this.dxfClass_0.CPlusPlusClassName));
}
objectWriter.imethod_33((int)(this.dwgVersion_0 | (DwgVersion)((int)this.short_1 << 16)));
objectWriter.imethod_14(this.bool_2);
if (this.bool_2)
{
objectWriter.imethod_33(this.dxfClass_0 == null ? 0 : (int)this.dxfClass_0.ItemClassId);
objectWriter.imethod_33(this.dxfClass_0 == null ? 0 : (int)this.dxfClass_0.ClassNumber);
}
}
else
{
objectWriter.imethod_33(this.dxfClass_0 == null ? 0 : (int)this.dxfClass_0.ItemClassId);
objectWriter.imethod_33(this.dxfClass_0 == null ? 0 : (int)this.dxfClass_0.ClassNumber);
}
Interface30 binaryDataReader = Class444.Create(ow.Version, this.stream_0);
binaryDataReader.imethod_4(0L);
Interface30 stringDataReader = (Interface30)null;
if (this.stream_1 != null)
{
stringDataReader = Class444.Create(ow.Version, this.stream_1);
stringDataReader.imethod_4(0L);
}
if (this.bool_2 && this.method_23(ow.Version))
{
DxfProxyEntity.Class362 class362 = new DxfProxyEntity.Class362(this.dwgVersion_0, this.long_0, binaryDataReader, this.uint_0, stringDataReader, this.list_0);
DxfProxyEntity.Class361 class361 = new DxfProxyEntity.Class361(ow.ObjectWriter);
while (!class362.IsAtEndOfStream)
{
class361.imethod_0(class362.method_0());
}
}
else
{
this.method_14(ow.ObjectWriter, this.stream_0, this.long_0);
if (ow.Version > DxfVersion.Dxf18)
{
if (stringDataReader != null && this.uint_0 > 0U)
{
this.method_14((Interface29)((Class990)ow.ObjectWriter).StringBitStreamWriter, this.stream_1, (long)this.uint_0);
}
}
else
{
this.method_15(ow.ObjectWriter);
}
}
foreach (DxfTypedObjectReference typedObjectReference in this.list_0)
{
objectWriter.imethod_42(typedObjectReference.ReferenceType, (DxfHandledObject)typedObjectReference.ObjectReference.Value);
}
}
public abstract void Visit(Class444 c);
public override void Visit(Class444 c) { }