public static void writeTag(Tag tag, ref byte[] chunkData, ref int position)
{
TagID tagID = tag.getID();
byte[] tagIDbytes = new byte[1];
tagIDbytes[0] = (byte)tagID;
writePayloadBasicType(tagIDbytes, ref chunkData, ref position, sizeof(byte));
if(tagID.Equals(TagID.End))
{
return;
}
String tagName = tag.getName();
short stringLength = (short)tagName.Length;
byte[] tagNameLengthBytes = BitConverter.GetBytes(stringLength);
writePayloadBasicType(tagNameLengthBytes, ref chunkData, ref position, sizeof(short));
byte[] tagNameBytes = Encoding.UTF8.GetBytes(tagName);
writePayloadBasicType(tagNameBytes, ref chunkData, ref position, tagNameBytes.Length);
byte[] payload;
switch (tagID)
{
case TagID.End:
//using payload byte array
return; //never happens
break;
case TagID.Byte:
//using payload byte array
payload = tag.getPayload();
writePayloadBasicType(payload, ref chunkData, ref position, sizeof(byte));
break;
case TagID.Short:
//using payload byte array
payload = tag.getPayload();
writePayloadBasicType(payload, ref chunkData, ref position, sizeof(short));
break;
case TagID.Int:
//using payload byte array
payload = tag.getPayload();
writePayloadBasicType(payload, ref chunkData, ref position, sizeof(int));
break;
case TagID.Long:
//using payload byte array
payload = tag.getPayload();
writePayloadBasicType(payload, ref chunkData, ref position, sizeof(long));
break;
case TagID.Float:
//using payload byte array
payload = tag.getPayload();
writePayloadBasicType(payload, ref chunkData, ref position, sizeof(float));
break;
case TagID.Double:
//using payload byte array
payload = tag.getPayload();
writePayloadBasicType(payload, ref chunkData, ref position, sizeof(double));
break;
case TagID.ByteArray:
//using payload byte array
payload = tag.getPayload();
int payloadLength = payload.Length;
byte[] payloadLengthBytes = BitConverter.GetBytes(payloadLength);
writePayloadBasicType(payloadLengthBytes, ref chunkData, ref position,sizeof(int));
writePayloadBasicType(payload, ref chunkData, ref position, (sizeof(byte) * payloadLength));
break;
case TagID.List:
//using payloadList
TagID tagListType = tag.getListType();
byte[] tagListTypeBytes = new byte[0];
tagListTypeBytes[0] = (byte)tagListType;
writePayloadBasicType(tagListTypeBytes, ref chunkData, ref position, sizeof(byte));
List<Tag> payloadList = tag.getPayloadList();
int listLength = payloadList.Count;
byte[] listLengthBytes = BitConverter.GetBytes(listLength);
writePayloadBasicType(listLengthBytes, ref chunkData, ref position, sizeof(int));
foreach (Tag e in payloadList)
{
if(e.getID().Equals(tagListType))
{
TagTranslator.writeTag(e, ref chunkData, ref position);
}
else
{
throw new Exception("Wrong type of element in List");
}
}
break;
case TagID.Compound:
//using payloadList
List<Tag> payloadList2 = tag.getPayloadList();
foreach (Tag e in payloadList2)
{
TagTranslator.writeTag(e, ref chunkData, ref position);
}
Tag endTag = new Tag(TagID.End, null, null);
TagTranslator.writeTag(endTag, ref chunkData, ref position);
break;
case TagID.String:
//using payload byte array
payload = tag.getPayload();
int tempPosition2 = 0;
byte[] arrayLength2 = readPayloadBasicType(payload, ref tempPosition2, sizeof(short), tagName);
short arraySizeNumber2 = BitConverter.ToInt16(arrayLength2, 0);
writePayloadBasicType(payload, ref chunkData, ref position, sizeof(short) + (sizeof(char) * arraySizeNumber2));
break;
case TagID.IntArray:
//using payload byte array
payload = tag.getPayload();
int tempPosition3 = 0;
byte[] arrayLength3 = readPayloadBasicType(payload, ref tempPosition3, sizeof(int), tagName);
int arraySizeNumber3 = BitConverter.ToInt32(arrayLength3, 0);
writePayloadBasicType(payload, ref chunkData, ref position, sizeof(int) + (sizeof(int) * arraySizeNumber3));
break;
default:
break;
#region oldcode
//fileStream.WriteByte((byte)tagID);
//if (tagID.Equals(TagID.End))
//{
// return; //No payload
//}
//byte[] byteArray3 = BitConverter.GetBytes((short)tagName.Length);
//byte[] buffer3 = Encoding.UTF8.GetBytes(tagName);
//fileStream.WriteByte(byteArray3[0]);
//fileStream.WriteByte(byteArray3[1]);
//fileStream.Write(buffer3, 0, (short)tagName.Length);
//byte[] dataInBytes;
////Payload
//switch (tagID)
//{
// case TagID.End:
// return; //No payload
// break;
// case TagID.Byte:
// unchecked
// {
// fileStream.Write((byte[])data, 0, 1);
// }
// return;
// break;
// case TagID.Short:
// //dataInBytes = BitConverter.GetBytes((short)data);
// fileStream.Write((byte[])data, 0, 2);
// return;
// break;
// case TagID.Int:
// //dataInBytes = BitConverter.GetBytes((int)data);
// fileStream.Write((byte[])data, 0, 4);
// return;
// break;
// case TagID.Long:
// //dataInBytes = BitConverter.GetBytes((long)data);
// fileStream.Write((byte[])data, 0, 8);
// return;
// break;
// case TagID.Float:
// //dataInBytes = BitConverter.GetBytes((float)data);
// fileStream.Write((byte[])data, 0, 4);
// return;
// break;
// case TagID.Double:
// //dataInBytes = BitConverter.GetBytes((double)data);
// fileStream.Write((byte[])data, 0, 8);
// return;
// break;
// case TagID.ByteArray:
// int sizeArray = ((byte[])data).Length; //changed for each tag
// byte[] sizeArrayArray = BitConverter.GetBytes((int)sizeArray);
// fileStream.Write(sizeArrayArray, 0, 4);
// fileStream.Write((byte[])data, 0, sizeArray);
// return;
// break;
// case TagID.String:
// short stringLength = (short)((byte[])data).Length;
// byte[] stringArrayLength = BitConverter.GetBytes(stringLength);
// fileStream.WriteByte(stringArrayLength[0]);
// fileStream.WriteByte(stringArrayLength[1]);
// fileStream.Write((byte[])data, 0, stringLength);
// return;
// break;
// case TagID.List:
// //fix this
// List<List<Tag>> theData = ((List<List<Tag>>)data);
// //fileStream.WriteByte((byte)tag.getListID());
// int elementsInList = theData.Count;
// byte[] elementArray = BitConverter.GetBytes(elementsInList);
// fileStream.Write(elementArray, 0, 4);
// if (elementsInList > 0)
// {
// if (tag.getListID().Equals(TagID.Compound))
// {
// foreach (List<Tag> list in theData)
// {
// foreach (Tag innerTag in list)
// {
// TagTranslator.writeTag(innerTag, fileStream);
// }
// }
// }
// }
// break;
// case TagID.Compound:
// return; //No payload
// break;
// case TagID.IntArray:
// // fix this
// // byte[] sizeArray3 = new byte[4]; //changed for each tag
// // fileStream.Read(sizeArray3, 0, 4);
// // int arraySizeNumber2 = BitConverter.ToInt32(sizeArray3, 0);
// // payload = new byte[4 + arraySizeNumber2 * 4]; //changed for each tag
// // payload[0] = sizeArray3[0];
// // payload[1] = sizeArray3[1];
// // payload[2] = sizeArray3[2];
// // payload[3] = sizeArray3[3];
// // fileStream.Read(payload, 4, arraySizeNumber2 * 4);
// // returnTag = new Tag(tagID, tagIdentifier, payload, tagID);
// // return returnTag;
// // break;
// //default:
// // returnTag = new Tag(tagID, tagIdentifier, null, tagID);
// return; //No payload
// break;
#endregion
}
}
public static void configureChunk(Chunk chunk, Tag tag, ref int layerDepth)
{
TagID tagID = tag.getID();
String tagName = tag.getName();
switch (tagID)
{
case TagID.End:
layerDepth--;
break;
case TagID.Byte:
if (tagName.Equals("TerrainPopulated"))
{
chunk.terrainPopulated = tag.getByte();
}
else if (tagName.Equals("StructurePopulated"))
{
chunk.structurePopulated = tag.getByte();
}
break;
case TagID.Short:
break;
case TagID.Int:
if (tagName.Equals("XPos"))
{
chunk.xCoordinate = tag.getInt();
}
else if (tagName.Equals("YPos"))
{
chunk.yCoordinate = tag.getInt();
}
break;
case TagID.Long:
if (tagName.Equals("LastUpdate"))
{
chunk.lastUpdate = tag.getLong();
}
else if (tagName.Equals("InhabitedTime"))
{
chunk.inhabitedTime = tag.getLong();
}
break;
case TagID.Float:
break;
case TagID.Double:
break;
case TagID.ByteArray:
if (tagName.Equals("Biomes"))
{
chunk.biomes = tag.getPayload();
}
else if (tagName.Equals("Blocks"))
{
chunk.blocks = tag.getPayload();
}
else if (tagName.Equals("Objects"))
{
chunk.objects = tag.getPayload();
}
break;
case TagID.String:
break;
case TagID.List:
if (tagName.Equals("Entities"))
{
//chunk.entities = (List<List<Tag>>)currentTag.getData();
}
else if (tagName.Equals("Rooms"))
{
//newChunk.rooms = (List<List<Tag>>)currentTag.getData();
}
break;
case TagID.Compound:
layerDepth++;
break;
case TagID.IntArray:
break;
default:
layerDepth = 0;
break;
}
}
/*
public static Chunk getUnloadedChunk(byte[] chunkData)
{
int chunkXPos = 0;
int chunkYPos = 0;
bool chunkIdentified = false;
bool chunkChecked = false;
bool chunkAlreadyLoaded = false;
int layerDepth = 1;
Tag regionTag = readTag(regionFile.fileStream); //should be compound
while (layerDepth > 0)
{
Tag currentTag = readTag(regionFile.fileStream);
String tagName = currentTag.getName();
TagID tagID = currentTag.getID();
if (chunkIdentified & !chunkChecked)
{
int localxPos;
int localyPos;
if (chunkXPos >= 0)
{
localxPos = chunkXPos % 4;
}
else
{
localxPos = 3 + (chunkXPos + 1) % 4;
}
if (chunkYPos >= 0)
{
localyPos = chunkYPos % 4;
}
else
{
localyPos = 3 + (chunkYPos + 1) % 4;
}
bool isThisChunkLoaded = regionFile.chunksLoaded[localxPos + localyPos * 4];
// nummer = xpos % 4 + (ypos % 4) * 4
if (isThisChunkLoaded)
{
chunkAlreadyLoaded = true;
}
else
{
//chunk is not loaded and will be now
newChunk.XPos = chunkXPos;
newChunk.YPos = chunkYPos;
newChunk.innerIndex = (byte)(localxPos + localyPos * 4);
regionFile.chunksLoaded[localxPos + localyPos * 4] = true;
}
chunkChecked = true;
}
if (!chunkAlreadyLoaded)
{
switch (tagID)
{
case TagID.End:
layerDepth--;
if (layerDepth == 1)
{
//end of unloaded chunk
//this means its now added return new chunk
Console.WriteLine("chunk now loaded");
return newChunk;
}
break;
case TagID.Byte:
if (tagName.Equals("TerrainPopulated"))
{
newChunk.terrainPopulated = (sbyte)currentTag.getData();
}
else if (tagName.Equals("StructurePopulated"))
{
newChunk.structurePopulated = (sbyte)currentTag.getData();
}
break;
case TagID.Short:
break;
case TagID.Int:
if (tagName.Equals("XPos"))
{
byte[] data = (byte[])currentTag.getRawData();
int dataInt = BitConverter.ToInt32(data, 0);
chunkXPos = dataInt;
}
else if (tagName.Equals("YPos"))
{
byte[] data = (byte[])currentTag.getRawData();
int dataInt = BitConverter.ToInt32(data, 0);
chunkYPos = dataInt;
chunkIdentified = true;
}
break;
case TagID.Long:
if (tagName.Equals("LastUpdate"))
{
byte[] data = (byte[])currentTag.getRawData();
long dataLong = BitConverter.ToInt64(data, 0);
newChunk.lastUpdate = dataLong;
}
else if (tagName.Equals("InhabitedTime"))
{
byte[] data = (byte[])currentTag.getRawData();
long dataLong = BitConverter.ToInt64(data, 0);
newChunk.inhabitedTime = dataLong;
}
break;
case TagID.Float:
break;
case TagID.Double:
break;
case TagID.ByteArray:
if (tagName.Equals("Biomes"))
{
newChunk.biomes = (byte[])currentTag.getData();
}
else if (tagName.Equals("Blocks"))
{
newChunk.blocks = (byte[])currentTag.getData();
}
else if (tagName.Equals("Objects"))
{
newChunk.objects = (byte[])currentTag.getData();
}
break;
case TagID.String:
break;
case TagID.List:
if (tagName.Equals("Entities"))
{
newChunk.entities = (List<List<Tag>>)currentTag.getData();
}
else if (tagName.Equals("Rooms"))
{
newChunk.rooms = (List<List<Tag>>)currentTag.getData();
}
break;
case TagID.Compound:
layerDepth++;
break;
case TagID.IntArray:
break;
default:
layerDepth = 0;
break;
}
}
else
{
switch (tagID)
{
case TagID.End:
layerDepth--;
if (layerDepth == 1)
{
//end of already loaded chunk
chunkAlreadyLoaded = false;
chunkIdentified = false;
chunkChecked = false;
}
break;
case TagID.Compound:
layerDepth++;
break;
default:
break;
}
}
//}
}
return null;
}
*/
public static byte[] saveChunk(Chunk chunk)
{
int position = 0;
int bufferSize = 4096;
byte[] buffer = new byte[bufferSize];
List<Tag> chunkTagList = new List<Tag>();
byte[] chunkXpos = BitConverter.GetBytes(chunk.xCoordinate);
Tag XPos = new Tag(TagID.Int, "XPos", chunkXpos);
chunkTagList.Add(XPos);
byte[] chunkYpos = BitConverter.GetBytes(chunk.yCoordinate);
Tag YPos = new Tag(TagID.Int, "YPos", chunkYpos);
chunkTagList.Add(YPos);
byte[] chunkLastUpdate = BitConverter.GetBytes(chunk.lastUpdate);
Tag LastUpdate = new Tag(TagID.Long, "LastUpdate", chunkLastUpdate);
chunkTagList.Add(LastUpdate);
byte terrainByte = (byte)chunk.terrainPopulated;
byte[] chunkTerrainPopulated = { terrainByte };
Tag TerrainPopulated = new Tag(TagID.Byte, "TerrainPopulated", chunkTerrainPopulated);
chunkTagList.Add(TerrainPopulated);
byte structureByte = chunk.structurePopulated;
byte[] chunkStructurePopulated = { structureByte };
Tag StructurePopulated = new Tag(TagID.Byte, "StructurePopulated", chunkStructurePopulated);
chunkTagList.Add(StructurePopulated);
byte[] chunkInhabitedTime = BitConverter.GetBytes(chunk.inhabitedTime);
Tag InhabitedTime = new Tag(TagID.Long, "InhabitedTime", chunkInhabitedTime);
chunkTagList.Add(InhabitedTime);
Tag Biomes = new Tag(TagID.ByteArray, "Biomes", chunk.biomes);
chunkTagList.Add(Biomes);
Tag Blocks = new Tag(TagID.ByteArray, "Blocks", chunk.blocks);
chunkTagList.Add(Blocks);
Tag Objects = new Tag(TagID.ByteArray, "Objects", chunk.objects);
chunkTagList.Add(Objects);
//Tag Entities = new Tag(TagID.List, "Entities", chunk.entities, TagID.Compound);
//writeTag(Entities, fileStream);
//Tag Rooms = new Tag(TagID.List, "Rooms", chunk.rooms, TagID.Compound);
//writeTag(Rooms, fileStream);
//Tag TileEntities = new Tag(TagID.List, "TileEntities", chunk.tileEntities, TagID.Compound);
//writeTag(TileEntities, fileStream);
//Tag End = new Tag(TagID.End, null, null);
Tag chunkTag = new Tag(TagID.Compound, "chunk", chunkTagList, TagID.Compound);
writeTag(chunkTag, ref buffer, ref position);
writeTag(XPos, ref buffer, ref position);
writeTag(YPos, ref buffer, ref position);
writeTag(LastUpdate, ref buffer, ref position);
writeTag(TerrainPopulated, ref buffer, ref position);
writeTag(StructurePopulated, ref buffer, ref position);
writeTag(InhabitedTime, ref buffer, ref position);
writeTag(Biomes, ref buffer, ref position);
writeTag(Blocks, ref buffer, ref position);
writeTag(Objects, ref buffer, ref position);
//writeTag(End, ref buffer, ref position);
byte[] trimmedBuffer = new byte[position];
Array.Copy(buffer, 0, trimmedBuffer, 0, position);
return trimmedBuffer;
}
public static Tag readTag(byte[] chunkData, ref int position)
{
TagID tagID = (TagID)readPayloadBasicType(chunkData, ref position, sizeof(byte), "firsttag")[0];
Tag returnTag;
if (tagID.Equals(TagID.End))
{
returnTag = new Tag(TagID.End, null, null);
return returnTag; //No payload
}
//get length of string
byte[] byte2 = readPayloadBasicType(chunkData, ref position, sizeof(short),"secondtag");
short stringLength = BitConverter.ToInt16(byte2, 0);
//get string
byte[] byteString = readPayloadBasicType(chunkData, ref position, sizeof(byte) * stringLength, "thirdtag");
String tagIdentifier = Encoding.UTF8.GetString(byteString, 0, stringLength);
byte[] payload;
//Payload
switch (tagID)
{
case TagID.End:
returnTag = new Tag(tagID, null, null);
return returnTag; //No payload
break;
case TagID.Byte:
payload = readPayloadBasicType(chunkData, ref position, sizeof(byte), tagIdentifier);
returnTag = new Tag(tagID, tagIdentifier, payload);
return returnTag;
break;
case TagID.Short:
payload = readPayloadBasicType(chunkData, ref position, sizeof(short), tagIdentifier);
returnTag = new Tag(tagID, tagIdentifier, payload);
return returnTag;
break;
case TagID.Int:
payload = readPayloadBasicType(chunkData, ref position, sizeof(int), tagIdentifier);
returnTag = new Tag(tagID, tagIdentifier, payload);
return returnTag;
break;
case TagID.Long:
payload = readPayloadBasicType(chunkData, ref position, sizeof(long), tagIdentifier);
returnTag = new Tag(tagID, tagIdentifier, payload);
return returnTag;
break;
case TagID.Float:
payload = readPayloadBasicType(chunkData, ref position, sizeof(float), tagIdentifier);
returnTag = new Tag(tagID, tagIdentifier, payload);
return returnTag;
break;
case TagID.Double:
payload = readPayloadBasicType(chunkData, ref position, sizeof(double), tagIdentifier);
returnTag = new Tag(tagID, tagIdentifier, payload);
return returnTag;
break;
case TagID.ByteArray:
byte[] sizeArray = readPayloadBasicType(chunkData, ref position, sizeof(int), tagIdentifier);
int arraySizeNumber = BitConverter.ToInt32(sizeArray, 0);
payload = readPayloadBasicType(chunkData, ref position, sizeof(byte) * arraySizeNumber, tagIdentifier);
returnTag = new Tag(tagID, tagIdentifier, payload);
return returnTag;
break;
case TagID.String:
byte[] sizeArray2 = readPayloadBasicType(chunkData, ref position, sizeof(short), tagIdentifier);
short stringSizeNumber = BitConverter.ToInt16(sizeArray2, 0);
payload = new byte[sizeof(short) + stringSizeNumber]; //get payload of string
//copy length header
Array.Copy(sizeArray2, 0, payload, 0, sizeof(short));
byte[] payloadNoLength2 = readPayloadBasicType(chunkData, ref position, sizeof(char) * stringSizeNumber, tagIdentifier);
Array.Copy(payloadNoLength2, 0, payload, sizeof(short), sizeof(char) * stringSizeNumber);
returnTag = new Tag(tagID, tagIdentifier, payload);
return returnTag;
break;
case TagID.List:
//get element type
TagID elementType = (TagID)readPayloadBasicType(chunkData, ref position, sizeof(byte), tagIdentifier)[0];
//get list length
byte[] elementLengthArray = readPayloadBasicType(chunkData, ref position, sizeof(int), tagIdentifier);
int elementsInList = BitConverter.ToInt32(elementLengthArray, 0); //number of elements
//List<List<Tag>> tagListList = new List<List<Tag>>();
List<Tag> returnList = new List<Tag>(elementsInList);
for (int i = 0; i < elementsInList; i++)
{
Tag newTag = readTag(chunkData, ref position);
if(newTag.getID().Equals(elementType))
{
returnList.Add(readTag(chunkData, ref position));
}
else
{
throw new Exception("Wrong type of element in List");
}
}
returnTag = new Tag(tagID, tagIdentifier, returnList, elementType);
return returnTag;
break;
#region oldthings
// switch (elementType)
// {
// case TagID.End:
// //should not happen
// break;
// case TagID.Byte:
// List<Tag> returnList = new List<Tag>(elementsInList);
// for (int i = 0; i < elementsInList; i++)
// {
// returnList.Add(readTag(chunkdata, ref position));
// }
// returnTag = new Tag(tagID, tagIdentifier, returnList, elementType);
// return returnTag;
// //payload = new byte[sizeof(byte) + sizeof(int) + elementsInList * sizeof(byte)];
// ////payload[0] = (byte)elementType;
// //Array.Copy(elementArray, 0, payload, sizeof(byte), sizeof(int));
// byte[] payloadNoLengthByte = readPayloadBasicType(chunkdata, ref position, sizeof(byte) * elementsInList);
// Array.Copy(payloadNoLengthByte, 0, payload, sizeof(byte) + sizeof(int), sizeof(byte) * elementsInList);
// returnTag = new Tag(tagID, tagIdentifier, payload);
// return returnTag;
// break;
// case TagID.Short:
// payload = new byte[sizeof(byte) + sizeof(int) + elementsInList * sizeof(short)];
// payload[0] = (byte)elementType;
// Array.Copy(elementArray, 0, payload, sizeof(byte), sizeof(int));
// byte[] payloadNoLengthShort = readPayloadBasicType(chunkdata, ref position, sizeof(short) * elementsInList);
// Array.Copy(payloadNoLengthShort, 0, payload, sizeof(byte) + sizeof(int), sizeof(short) * elementsInList);
// break;
// case TagID.Int:
// payload = new byte[sizeof(byte) + sizeof(int) + elementsInList * sizeof(int)];
// payload[0] = (byte)elementType;
// Array.Copy(elementArray, 0, payload, sizeof(byte), sizeof(int));
// byte[] payloadNoLengthInt = readPayloadBasicType(chunkdata, ref position, sizeof(int) * elementsInList);
// Array.Copy(payloadNoLengthInt, 0, payload, sizeof(byte) + sizeof(int), sizeof(int) * elementsInList);
// break;
// case TagID.Long:
// payload = new byte[sizeof(byte) + sizeof(int) + elementsInList * sizeof(long)];
// payload[0] = (byte)elementType;
// Array.Copy(elementArray, 0, payload, sizeof(byte), sizeof(int));
// byte[] payloadNoLengthLong = readPayloadBasicType(chunkdata, ref position, sizeof(long) * elementsInList);
// Array.Copy(payloadNoLengthLong, 0, payload, sizeof(byte) + sizeof(int), sizeof(long) * elementsInList);
// break;
// case TagID.Float:
// payload = new byte[sizeof(byte) + sizeof(int) + elementsInList * sizeof(float)];
// payload[0] = (byte)elementType;
// Array.Copy(elementArray, 0, payload, sizeof(byte), sizeof(int));
// byte[] payloadNoLengthFloat = readPayloadBasicType(chunkdata, ref position, sizeof(float) * elementsInList);
// Array.Copy(payloadNoLengthFloat, 0, payload, sizeof(byte) + sizeof(int), sizeof(float) * elementsInList);
// break;
// case TagID.Double:
// payload = new byte[sizeof(byte) + sizeof(int) + elementsInList * sizeof(double)];
// payload[0] = (byte)elementType;
// Array.Copy(elementArray, 0, payload, sizeof(byte), sizeof(int));
// byte[] payloadNoLengthDouble = readPayloadBasicType(chunkdata, ref position, sizeof(double) * elementsInList);
// Array.Copy(payloadNoLengthDouble, 0, payload, sizeof(byte) + sizeof(int), sizeof(double) * elementsInList);
// break;
// case TagID.ByteArray:
// //int payloadLength = 0;
// List<Tag> tagList = new List<Tag>();
// for (int i = 0; i < elementsInList; i++)
// {
// Tag byteArrayTag = TagTranslator.readTag(chunkdata, ref position);
// if (byteArrayTag.getID().Equals(TagID.ByteArray))
// {
// tagList.Add(byteArrayTag);
// }
// else
// {
// throw new Exception("Wrong type of element in List");
// }
// }
// break;
// case TagID.String:
// break;
// case TagID.List:
// break;
// case TagID.Compound:
// break;
// case TagID.IntArray:
// break;
// default:
// break;
//}
// if (elementsInList > 0)
// {
//if (!listTagID.Equals(TagID.Compound))
//{
// byte payloadElementSize = Globals.dataTypeSizes[listTagID];
// List<byte[]> byteArrayList = new List<byte[]>();
// for (int i = 0; i < elementsInList; i++)
// {
// byte[] element = new byte[payloadElementSize];
// fileStream.Read(element, 0, payloadElementSize);
// byteArrayList.Add(element);
// }
// returnTag = new Tag(tagID, tagIdentifier, byteArrayList, (TagID)listTagID);
// return returnTag;
//}
//else
//{
//for (int i = 0; i < elementsInList; i++)
//{
// List<Tag> tagList = new List<Tag>();
// bool stillInList = true;
// while (stillInList)
// {
// Tag aTag = TagTranslator.readTag(fileStream);
// tagList.Add(aTag);
// if (aTag.getID().Equals(TagID.End))
// {
// stillInList = false;
// }
// }
// tagListList.Add(tagList);
//}
//returnTag = new Tag(tagID, tagIdentifier, tagListList, TagID.Compound);
//return returnTag;
//}
//}
//returnTag = new Tag(tagID, tagIdentifier, tagListList, TagID.Compound); //change
//return returnTag;
#endregion
break;
case TagID.Compound:
//List<List<Tag>> tagListList = new List<List<Tag>>();
List<Tag> returnCompoundList = new List<Tag>();
while(true)
{
Tag newTag = readTag(chunkData, ref position);
if (newTag.getID().Equals(TagID.End))
{
break;
}
returnCompoundList.Add(newTag);
}
returnTag = new Tag(tagID, tagIdentifier, returnCompoundList, TagID.Compound);
return returnTag;
break;
case TagID.IntArray:
byte[] sizeArray3 = readPayloadBasicType(chunkData, ref position, sizeof(int), tagIdentifier);
int arraySizeNumber3 = BitConverter.ToInt32(sizeArray3, 0);
payload = new byte[sizeof(int) + arraySizeNumber3 * sizeof(int)]; //get payload of array
//copy length header
Array.Copy(sizeArray3, 0, payload, 0, sizeof(int));
//copy payload
byte[] payloadNoLength3 = readPayloadBasicType(chunkData, ref position, sizeof(int) * arraySizeNumber3, tagIdentifier);
Array.Copy(payloadNoLength3, 0, payload, sizeof(int), sizeof(int) * arraySizeNumber3);
returnTag = new Tag(tagID, tagIdentifier, payload);
return returnTag;
break;
default:
returnTag = new Tag(tagID, tagIdentifier, null, tagID);
return returnTag; //never happens
break;
}
#region moreOldThings
//if (tagID.Equals(TagID.Byte))
//{
// byte[] byte2 = new byte[2];
// fileStream.Read(byte2, 0, 2);
// short stringLength = BitConverter.ToInt16(byte2, 0);
// byte[] byteString = new byte[stringLength];
// fileStream.Read(byteString, 0, stringLength);
// String tagIdentifier = Encoding.UTF8.GetString(byteString, 0, stringLength);
// //Payload
// byte[] payload = new byte[Globals.dataTypeSizes[(int)tagID]]; //changed for each tag
// payload[0] = (byte)fileStream.ReadByte();
// returnTag = new Tag(tagID, tagIdentifier, payload, tagID);
// return returnTag;
//}
//else if (tagID.Equals(TagID.Short))
//{
// byte[] byte2 = new byte[2];
// fileStream.Read(byte2, 0, 2);
// short stringLength = BitConverter.ToInt16(byte2, 0);
// byte[] byteString = new byte[stringLength];
// fileStream.Read(byteString, 0, stringLength);
// String tagIdentifier = Encoding.UTF8.GetString(byteString, 0, stringLength);
// //Payload
// byte[] payload = new byte[Globals.dataTypeSizes[(int)tagID]]; //changed for each tag
// fileStream.Read(payload, 0, Globals.dataTypeSizes[(int)tagID]);
// returnTag = new Tag(tagID, tagIdentifier, payload, tagID);
// return returnTag;
//}
//else if (tagID.Equals(TagID.Int))
//{
// byte[] byte2 = new byte[2];
// fileStream.Read(byte2, 0, 2);
// short stringLength = BitConverter.ToInt16(byte2, 0);
// byte[] byteString = new byte[stringLength];
// fileStream.Read(byteString, 0, stringLength);
// String tagIdentifier = Encoding.UTF8.GetString(byteString, 0, stringLength);
// //Payload
// byte[] payload = new byte[Globals.dataTypeSizes[(int)tagID]]; //changed for each tag
// fileStream.Read(payload, 0, Globals.dataTypeSizes[(int)tagID]);
// returnTag = new Tag(tagID, tagIdentifier, payload, tagID);
// return returnTag;
//}
//else if (tagID.Equals(TagID.Long))
//{
// byte[] byte2 = new byte[2];
// fileStream.Read(byte2, 0, 2);
// short stringLength = BitConverter.ToInt16(byte2, 0);
// byte[] byteString = new byte[stringLength];
// fileStream.Read(byteString, 0, stringLength);
// String tagIdentifier = Encoding.UTF8.GetString(byteString, 0, stringLength);
// //Payload
// byte[] payload = new byte[Globals.dataTypeSizes[(int)tagID]]; //changed for each tag
// fileStream.Read(payload, 0, Globals.dataTypeSizes[(int)tagID]);
// returnTag = new Tag(tagID, tagIdentifier, payload, tagID);
// return returnTag;
//}
//else if (tagID.Equals(TagID.Float))
//{
// byte[] byte2 = new byte[2];
// fileStream.Read(byte2, 0, 2);
// short stringLength = BitConverter.ToInt16(byte2, 0);
// byte[] byteString = new byte[stringLength];
// fileStream.Read(byteString, 0, stringLength);
// String tagIdentifier = Encoding.UTF8.GetString(byteString, 0, stringLength);
// //Payload
// byte[] payload = new byte[Globals.dataTypeSizes[(int)tagID]]; //changed for each tag
// fileStream.Read(payload, 0, Globals.dataTypeSizes[(int)tagID]);
// returnTag = new Tag(tagID, tagIdentifier, payload, tagID);
// return returnTag;
//}
//else if (tagID.Equals(TagID.Double))
//{
// byte[] byte2 = new byte[2];
// fileStream.Read(byte2, 0, 2);
// short stringLength = BitConverter.ToInt16(byte2, 0);
// byte[] byteString = new byte[stringLength];
// fileStream.Read(byteString, 0, stringLength);
// String tagIdentifier = Encoding.UTF8.GetString(byteString, 0, stringLength);
// //Payload
// byte[] payload = new byte[Globals.dataTypeSizes[(int)tagID]]; //changed for each tag
// fileStream.Read(payload, 0, Globals.dataTypeSizes[(int)tagID]);
// returnTag = new Tag(tagID, tagIdentifier, payload, tagID);
// return returnTag;
//}
//else if (tagID.Equals(TagID.ByteArray))
//{
// byte[] byte2 = new byte[2];
// fileStream.Read(byte2, 0, 2);
// short stringLength = BitConverter.ToInt16(byte2, 0);
// byte[] byteString = new byte[stringLength];
// fileStream.Read(byteString, 0, stringLength);
// String tagIdentifier = Encoding.UTF8.GetString(byteString, 0, stringLength);
// //Payload
// byte[] sizeArray = new byte[4]; //changed for each tag
// fileStream.Read(sizeArray, 0, 4);
// int arraySizeNumber = BitConverter.ToInt32(sizeArray, 0);
// byte[] payload = new byte[4 + arraySizeNumber]; //changed for each tag
// payload[0] = sizeArray[0];
// payload[1] = sizeArray[1];
// payload[2] = sizeArray[2];
// payload[3] = sizeArray[3];
// fileStream.Read(payload, 4, arraySizeNumber);
// returnTag = new Tag(tagID, tagIdentifier, payload, tagID);
// return returnTag;
//}
//else if (tagID.Equals(TagID.String))
//{
// byte[] byte2 = new byte[2];
// fileStream.Read(byte2, 0, 2);
// short stringLength = BitConverter.ToInt16(byte2, 0);
// byte[] byteString = new byte[stringLength];
// fileStream.Read(byteString, 0, stringLength);
// String tagIdentifier = Encoding.UTF8.GetString(byteString, 0, stringLength);
// //Payload
// byte[] sizeArray = new byte[2]; //changed for each tag
// fileStream.Read(sizeArray, 0, 2);
// short stringSizeNumber = BitConverter.ToInt16(sizeArray, 0);
// byte[] payload = new byte[2 + stringSizeNumber]; //changed for each tag
// payload[0] = sizeArray[0];
// payload[1] = sizeArray[1];
// fileStream.Read(payload, 2, stringSizeNumber);
// returnTag = new Tag(tagID, tagIdentifier, payload, tagID);
// return returnTag;
//}
//else if (tagID.Equals(TagID.List)) //måste fixas så att compound tag sparar extra. typ, om de e compund tag så körs readTag här inne i en whileloop som breakas genom end tag sen läggs datan mellan varje compund och end in i en bytearray som läggs i en lista av bytearrays.
//{
// byte[] byte2 = new byte[2];
// fileStream.Read(byte2, 0, 2);
// short stringLength = BitConverter.ToInt16(byte2, 0);
// byte[] byteString = new byte[stringLength];
// fileStream.Read(byteString, 0, stringLength);
// String tagIdentifier = Encoding.UTF8.GetString(byteString, 0, stringLength);
// //Payload
// byte listTagID = (byte)fileStream.ReadByte();
// byte[] elementArray = new byte[4];
// fileStream.Read(elementArray, 0, 4);
// int elementsInList = BitConverter.ToInt32(elementArray, 0);
// if (elementsInList > 0)
// {
// if (!listTagID.Equals(TagID.Compound))
// {
// byte payloadElementSize = Globals.dataTypeSizes[listTagID];
// List<byte[]> byteArrayList = new List<byte[]>();
// for (int i = 0; i < elementsInList; i++)
// {
// byte[] element = new byte[payloadElementSize];
// fileStream.Read(element, 0, payloadElementSize);
// byteArrayList.Add(element);
// }
// returnTag = new Tag(tagID, tagIdentifier, byteArrayList, (TagID)listTagID);
// return returnTag;
// }
// else
// {
// }
// }
// //if (!listTagID.Equals(TagID.Compound))
// //{
// // byte[] sizeArray = new byte[4];
// // fileStream.Read(sizeArray, 0, 4);
// // int arraySizeNumber = BitConverter.ToInt32(sizeArray, 0);
// // byte payloadElementSize = Globals.dataTypeSizes[listTagID];
// // byte[] payload = new byte[1 + 4 + arraySizeNumber * payloadElementSize]; //ID + length + payload
// // payload[0] = listTagID;
// // payload[1] = sizeArray[0];
// // payload[2] = sizeArray[1];
// // payload[3] = sizeArray[2];
// // payload[4] = sizeArray[3];
// // fileStream.Read(payload, 5, arraySizeNumber * payloadElementSize);
// // returnTag = new Tag(tagID, tagIdentifier, payload);
// //}
// //else
// //{
// returnTag = new Tag(tagID, tagIdentifier, null, tagID); //change
// //}
// return returnTag;
//}
//else if (tagID.Equals(TagID.Compound))
//{
// byte[] byte2 = new byte[2];
// fileStream.Read(byte2, 0, 2);
// short stringLength = BitConverter.ToInt16(byte2, 0);
// byte[] byteString = new byte[stringLength];
// fileStream.Read(byteString, 0, stringLength);
// String tagIdentifier = Encoding.UTF8.GetString(byteString, 0, stringLength);
// // no Payload
// returnTag = new Tag(tagID, tagIdentifier, null, tagID);
// return returnTag;
//}
//else if (tagID.Equals(TagID.IntArray))
//{
// byte[] byte2 = new byte[2];
// fileStream.Read(byte2, 0, 2);
// short stringLength = BitConverter.ToInt16(byte2, 0);
// byte[] byteString = new byte[stringLength];
// fileStream.Read(byteString, 0, stringLength);
// String tagIdentifier = Encoding.UTF8.GetString(byteString, 0, stringLength);
// //Payload
// byte[] sizeArray = new byte[4]; //changed for each tag
// fileStream.Read(sizeArray, 0, 4);
// int arraySizeNumber = BitConverter.ToInt32(sizeArray, 0);
// byte[] payload = new byte[4 + arraySizeNumber * 4]; //changed for each tag
// payload[0] = sizeArray[0];
// payload[1] = sizeArray[1];
// payload[2] = sizeArray[2];
// payload[3] = sizeArray[3];
// fileStream.Read(payload, 4, arraySizeNumber * 4);
// returnTag = new Tag(tagID, tagIdentifier, payload, tagID);
// return returnTag;
//}
//else
//{
// returnTag = new Tag(tagID, null, null, tagID);
// return returnTag;
//}
#endregion
}
