public override object Clone()
{
Class442 class442 = new Class442();
class442.CopyFrom(this);
return((object)class442);
}
private unsafe void method_20(
Class442 page,
MemoryStream sectionStream,
ulong crcSeed,
ulong pageSize,
out byte[] pageData)
{
page.CrcSeed = crcSeed;
page.DecompressedSize = (ulong)sectionStream.Length;
page.DecompressedCrc = Class656.class656_1.method_0(sectionStream.GetBuffer(), 0U, (uint)sectionStream.Length, Class656.smethod_0(crcSeed, (uint)sectionStream.Length));
MemoryStream memoryStream = new MemoryStream();
new Class955().method_1(sectionStream.GetBuffer(), 0, (int)sectionStream.Length, (Stream)memoryStream);
if (memoryStream.Length >= sectionStream.Length)
{
memoryStream = sectionStream;
}
page.CompressedSize = (ulong)memoryStream.Length;
page.CompressedCrc = Class656.class656_1.method_0(memoryStream.GetBuffer(), 0U, (uint)memoryStream.Length, Class656.smethod_0(crcSeed, (uint)memoryStream.Length));
ulong num1 = (ulong)(memoryStream.Length + 8L - 1L & -8L);
int num2 = (int)((long)num1 - memoryStream.Length);
for (int index = 0; index < num2; ++index)
{
memoryStream.WriteByte((byte)0);
}
ulong num3 = pageSize / (ulong)byte.MaxValue;
ulong num4 = num3 * (ulong)Class746.class746_0.K;
page.DataRepeatCount = num4 / num1;
for (int index = 1; index < (int)page.DataRepeatCount; ++index)
{
memoryStream.Write(memoryStream.GetBuffer(), 0, (int)num1);
}
pageData = new byte[pageSize];
fixed(byte *source = memoryStream.GetBuffer())
fixed(byte *destination = pageData)
{
uint num5 = (uint)(this.method_28(destination, source, (int)memoryStream.Length, Class746.class746_0) * (int)byte.MaxValue);
byte *pagePtr = destination + (int)num5;
uint num6 = (uint)num3 * (uint)byte.MaxValue;
uint num7 = num6 - num5;
for (int index = 0; (long)index < (long)num7; ++index)
{
*pagePtr++ = (byte)0;
}
uint paddingSize = (uint)pageSize - num6;
this.method_24(pagePtr, paddingSize);
if (pagePtr + (int)paddingSize - destination != (long)pageSize)
{
throw new Exception();
}
}
}
public void CopyFrom(Class442 from)
{
this.CopyFrom((Class441)from);
this.ulong_1 = from.ulong_1;
this.ulong_2 = from.ulong_2;
this.int_0 = from.int_0;
this.ulong_3 = from.ulong_3;
this.ulong_4 = from.ulong_4;
this.ulong_5 = from.ulong_5;
this.ulong_6 = from.ulong_6;
}
private void method_16()
{
MemoryStream sectionStream = new MemoryStream();
Class889 byteStream = Class889.Create((Stream)sectionStream, this.dxfVersion_0, this.encoding_0);
foreach (Class504 section in this.list_0)
{
if (section.DataSize != 0UL)
{
this.method_17(section, byteStream);
}
}
if (this.dxfVersion_0 == DxfVersion.Dxf21)
{
this.method_17(new Class504()
{
HashCode = 0UL,
MaxDecompressedPageSize = 63488UL,
Encrypted = 0UL,
Encoding = 4UL
}, byteStream);
}
Class442 page = new Class442();
ulong pageSize = Class996.smethod_2((ulong)sectionStream.Length);
byte[] pageData;
this.method_20(page, sectionStream, this.class954_0.SectionsMapCrcSeed, pageSize, out pageData);
Class442 class442 = (Class442)page.Clone();
this.method_23((Class441)page, pageData, 0, pageData.Length);
this.method_23((Class441)class442, pageData, 0, pageData.Length);
this.class954_0.SectionsMapDataRepeatCount = page.DataRepeatCount;
this.class954_0.SectionsMapSizeCompressed = page.CompressedSize;
this.class954_0.SectionsMapSizeDecompressed = page.DecompressedSize;
this.class954_0.SectionsMapCrcCompressed = page.CompressedCrc;
this.class954_0.SectionsMapCrcDecompressed = page.DecompressedCrc;
this.class954_0.SectionsMapId = (ulong)page.Id;
this.class954_0.SectionsMap2Id = (ulong)class442.Id;
}
private void method_18()
{
this.class442_0.StreamOffset = 0UL;
ulong pageSize = this.method_19(this.list_1.Count);
long num1 = (long)(this.list_1.Count + 1 + 2);
if (pageSize <= 1024UL)
{
Class441 class441 = this.list_1[0];
long num2 = num1;
long num3 = num2 + 1L;
class441.Id = num2;
this.list_1[1].Id = num3;
this.class954_0.PagesMapId = (ulong)this.list_1[0].Id;
this.class954_0.PagesMapOffset = this.list_1[0].StreamOffset;
this.class954_0.PagesMap2Id = (ulong)this.list_1[1].Id;
this.class954_0.PagesMap2Offset = this.list_1[1].StreamOffset;
}
else
{
Class441 class441_1 = this.list_1[0];
long num2 = num1;
long num3 = num2 + 1L;
long num4 = -num2;
class441_1.Id = num4;
Class441 class441_2 = this.list_1[1];
long num5 = num3;
long num6 = num5 + 1L;
long num7 = -num5;
class441_2.Id = num7;
uint num8 = (uint)(this.stream_0.Position - 1152L);
Class442 class442_1 = new Class442();
Class442 class442_2 = class442_1;
long num9 = num6;
long num10 = num9 + 1L;
class442_2.Id = num9;
class442_1.StreamOffset = (ulong)(num8 - 1152U);
this.list_1.Add((Class441)class442_1);
Class442 class442_3 = new Class442();
class442_3.Id = num10;
class442_3.StreamOffset = (ulong)((long)num8 + (long)pageSize - 1152L);
this.list_1.Add((Class441)class442_3);
}
this.class954_0.PagesMaxId = 0UL;
this.class954_0.PageCount = (ulong)(uint)this.list_1.Count;
this.class954_0.PagesMapOffset = this.class442_0.StreamOffset;
MemoryStream sectionStream = new MemoryStream();
Class889 class889 = Class889.Create((Stream)sectionStream, this.dxfVersion_0, this.encoding_0);
foreach (Class441 class441 in this.list_1)
{
if (class441 != null)
{
class889.vmethod_13(class441.Length);
class889.vmethod_13(class441.Id);
if (class441.Id > (long)this.class954_0.PagesMaxId)
{
this.class954_0.PagesMaxId = (ulong)class441.Id;
}
}
}
byte[] pageData;
this.method_20(this.class442_0, sectionStream, this.class954_0.PagesMapCrcSeed, pageSize, out pageData);
this.class442_0.Length = (long)pageData.Length;
long id = this.class442_1.Id;
this.class442_1.CopyFrom(this.class442_0);
this.class442_1.Id = id;
this.class442_1.StreamOffset = 1024UL;
this.stream_0.Position = (long)this.class954_0.PagesMapOffset + 1152L;
this.stream_0.Write(pageData, 0, pageData.Length);
this.stream_0.Position = (long)this.class954_0.PagesMap2Offset + 1152L;
this.stream_0.Write(pageData, 0, pageData.Length);
this.class954_0.PagesMapDataRepeatCount = this.class442_0.DataRepeatCount;
this.class954_0.PagesMapSizeCompressed = this.class442_0.CompressedSize;
this.class954_0.PagesMapSizeDecompressed = this.class442_0.DecompressedSize;
this.class954_0.PagesMapCrcCompressed = this.class442_0.CompressedCrc;
this.class954_0.PagesMapCrcDecompressed = this.class442_0.DecompressedCrc;
}
public abstract void Visit(Class442 c);
public override void Visit(Class442 c) { }
public Break(IDocument doc, Spire.Doc.Documents.BreakType breakType) : base((Document)doc)
{
this.class442_0 = new Class442();
this.breakType_0 = breakType;
this.textRange_0 = new Spire.Doc.Fields.TextRange(doc);
}